2 * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #include <sys/queue.h>
19 #include <sys/ioctl.h>
23 #if defined(__FreeBSD__) || defined(__APPLE__)
24 #define _XOPEN_SOURCE_EXTENDED /* for ncurses wide-character functions */
45 #include "got_compat.h"
47 #include "got_version.h"
48 #include "got_error.h"
49 #include "got_object.h"
50 #include "got_reference.h"
51 #include "got_repository.h"
53 #include "got_opentemp.h"
55 #include "got_cancel.h"
56 #include "got_commit_graph.h"
57 #include "got_blame.h"
58 #include "got_privsep.h"
60 #include "got_worktree.h"
63 #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
67 #define MAX(_a,_b) ((_a) > (_b) ? (_a) : (_b))
71 #define CTRL(x) ((x) & 0x1f)
75 #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
80 const struct got_error *(*cmd_main)(int, char *[]);
81 void (*cmd_usage)(void);
84 __dead static void usage(int, int);
85 __dead static void usage_log(void);
86 __dead static void usage_diff(void);
87 __dead static void usage_blame(void);
88 __dead static void usage_tree(void);
89 __dead static void usage_ref(void);
91 static const struct got_error* cmd_log(int, char *[]);
92 static const struct got_error* cmd_diff(int, char *[]);
93 static const struct got_error* cmd_blame(int, char *[]);
94 static const struct got_error* cmd_tree(int, char *[]);
95 static const struct got_error* cmd_ref(int, char *[]);
97 static const struct tog_cmd tog_commands[] = {
98 { "log", cmd_log, usage_log },
99 { "diff", cmd_diff, usage_diff },
100 { "blame", cmd_blame, usage_blame },
101 { "tree", cmd_tree, usage_tree },
102 { "ref", cmd_ref, usage_ref },
119 #define HSPLIT_SCALE 0.3 /* default horizontal split scale */
121 #define TOG_EOF_STRING "(END)"
123 struct commit_queue_entry {
124 TAILQ_ENTRY(commit_queue_entry) entry;
125 struct got_object_id *id;
126 struct got_commit_object *commit;
129 TAILQ_HEAD(commit_queue_head, commit_queue_entry);
130 struct commit_queue {
132 struct commit_queue_head head;
136 STAILQ_ENTRY(tog_color) entry;
140 STAILQ_HEAD(tog_colors, tog_color);
142 static struct got_reflist_head tog_refs = TAILQ_HEAD_INITIALIZER(tog_refs);
143 static struct got_reflist_object_id_map *tog_refs_idmap;
144 static enum got_diff_algorithm tog_diff_algo = GOT_DIFF_ALGORITHM_MYERS;
146 static const struct got_error *
147 tog_ref_cmp_by_name(void *arg, int *cmp, struct got_reference *re1,
148 struct got_reference* re2)
150 const char *name1 = got_ref_get_name(re1);
151 const char *name2 = got_ref_get_name(re2);
152 int isbackup1, isbackup2;
154 /* Sort backup refs towards the bottom of the list. */
155 isbackup1 = strncmp(name1, "refs/got/backup/", 16) == 0;
156 isbackup2 = strncmp(name2, "refs/got/backup/", 16) == 0;
157 if (!isbackup1 && isbackup2) {
160 } else if (isbackup1 && !isbackup2) {
165 *cmp = got_path_cmp(name1, name2, strlen(name1), strlen(name2));
169 static const struct got_error *
170 tog_load_refs(struct got_repository *repo, int sort_by_date)
172 const struct got_error *err;
174 err = got_ref_list(&tog_refs, repo, NULL, sort_by_date ?
175 got_ref_cmp_by_commit_timestamp_descending : tog_ref_cmp_by_name,
180 return got_reflist_object_id_map_create(&tog_refs_idmap, &tog_refs,
187 if (tog_refs_idmap) {
188 got_reflist_object_id_map_free(tog_refs_idmap);
189 tog_refs_idmap = NULL;
191 got_ref_list_free(&tog_refs);
194 static const struct got_error *
195 add_color(struct tog_colors *colors, const char *pattern,
196 int idx, short color)
198 const struct got_error *err = NULL;
199 struct tog_color *tc;
202 if (idx < 1 || idx > COLOR_PAIRS - 1)
205 init_pair(idx, color, -1);
207 tc = calloc(1, sizeof(*tc));
209 return got_error_from_errno("calloc");
210 regerr = regcomp(&tc->regex, pattern,
211 REG_EXTENDED | REG_NOSUB | REG_NEWLINE);
213 static char regerr_msg[512];
214 static char err_msg[512];
215 regerror(regerr, &tc->regex, regerr_msg,
217 snprintf(err_msg, sizeof(err_msg), "regcomp: %s",
219 err = got_error_msg(GOT_ERR_REGEX, err_msg);
224 STAILQ_INSERT_HEAD(colors, tc, entry);
229 free_colors(struct tog_colors *colors)
231 struct tog_color *tc;
233 while (!STAILQ_EMPTY(colors)) {
234 tc = STAILQ_FIRST(colors);
235 STAILQ_REMOVE_HEAD(colors, entry);
241 static struct tog_color *
242 get_color(struct tog_colors *colors, int colorpair)
244 struct tog_color *tc = NULL;
246 STAILQ_FOREACH(tc, colors, entry) {
247 if (tc->colorpair == colorpair)
255 default_color_value(const char *envvar)
257 if (strcmp(envvar, "TOG_COLOR_DIFF_MINUS") == 0)
258 return COLOR_MAGENTA;
259 if (strcmp(envvar, "TOG_COLOR_DIFF_PLUS") == 0)
261 if (strcmp(envvar, "TOG_COLOR_DIFF_CHUNK_HEADER") == 0)
263 if (strcmp(envvar, "TOG_COLOR_DIFF_META") == 0)
265 if (strcmp(envvar, "TOG_COLOR_TREE_SUBMODULE") == 0)
266 return COLOR_MAGENTA;
267 if (strcmp(envvar, "TOG_COLOR_TREE_SYMLINK") == 0)
268 return COLOR_MAGENTA;
269 if (strcmp(envvar, "TOG_COLOR_TREE_DIRECTORY") == 0)
271 if (strcmp(envvar, "TOG_COLOR_TREE_EXECUTABLE") == 0)
273 if (strcmp(envvar, "TOG_COLOR_COMMIT") == 0)
275 if (strcmp(envvar, "TOG_COLOR_AUTHOR") == 0)
277 if (strcmp(envvar, "TOG_COLOR_DATE") == 0)
279 if (strcmp(envvar, "TOG_COLOR_REFS_HEADS") == 0)
281 if (strcmp(envvar, "TOG_COLOR_REFS_TAGS") == 0)
282 return COLOR_MAGENTA;
283 if (strcmp(envvar, "TOG_COLOR_REFS_REMOTES") == 0)
285 if (strcmp(envvar, "TOG_COLOR_REFS_BACKUP") == 0)
292 get_color_value(const char *envvar)
294 const char *val = getenv(envvar);
297 return default_color_value(envvar);
299 if (strcasecmp(val, "black") == 0)
301 if (strcasecmp(val, "red") == 0)
303 if (strcasecmp(val, "green") == 0)
305 if (strcasecmp(val, "yellow") == 0)
307 if (strcasecmp(val, "blue") == 0)
309 if (strcasecmp(val, "magenta") == 0)
310 return COLOR_MAGENTA;
311 if (strcasecmp(val, "cyan") == 0)
313 if (strcasecmp(val, "white") == 0)
315 if (strcasecmp(val, "default") == 0)
318 return default_color_value(envvar);
322 struct tog_diff_view_state {
323 struct got_object_id *id1, *id2;
324 const char *label1, *label2;
327 int first_displayed_line;
328 int last_displayed_line;
331 int ignore_whitespace;
333 struct got_repository *repo;
334 struct tog_colors colors;
340 /* passed from log or blame view; may be NULL */
341 struct tog_view *parent_view;
344 pthread_mutex_t tog_mutex = PTHREAD_MUTEX_INITIALIZER;
345 static volatile sig_atomic_t tog_thread_error;
347 struct tog_log_thread_args {
348 pthread_cond_t need_commits;
349 pthread_cond_t commit_loaded;
352 struct got_commit_graph *graph;
353 struct commit_queue *commits;
354 const char *in_repo_path;
355 struct got_object_id *start_id;
356 struct got_repository *repo;
360 struct commit_queue_entry **first_displayed_entry;
361 struct commit_queue_entry **selected_entry;
363 int *search_next_done;
367 struct tog_log_view_state {
368 struct commit_queue commits;
369 struct commit_queue_entry *first_displayed_entry;
370 struct commit_queue_entry *last_displayed_entry;
371 struct commit_queue_entry *selected_entry;
376 struct got_repository *repo;
377 struct got_object_id *start_id;
380 struct tog_log_thread_args thread_args;
381 struct commit_queue_entry *matched_entry;
382 struct commit_queue_entry *search_entry;
383 struct tog_colors colors;
387 #define TOG_COLOR_DIFF_MINUS 1
388 #define TOG_COLOR_DIFF_PLUS 2
389 #define TOG_COLOR_DIFF_CHUNK_HEADER 3
390 #define TOG_COLOR_DIFF_META 4
391 #define TOG_COLOR_TREE_SUBMODULE 5
392 #define TOG_COLOR_TREE_SYMLINK 6
393 #define TOG_COLOR_TREE_DIRECTORY 7
394 #define TOG_COLOR_TREE_EXECUTABLE 8
395 #define TOG_COLOR_COMMIT 9
396 #define TOG_COLOR_AUTHOR 10
397 #define TOG_COLOR_DATE 11
398 #define TOG_COLOR_REFS_HEADS 12
399 #define TOG_COLOR_REFS_TAGS 13
400 #define TOG_COLOR_REFS_REMOTES 14
401 #define TOG_COLOR_REFS_BACKUP 15
403 struct tog_blame_cb_args {
404 struct tog_blame_line *lines; /* one per line */
407 struct tog_view *view;
408 struct got_object_id *commit_id;
412 struct tog_blame_thread_args {
414 struct got_repository *repo;
415 struct tog_blame_cb_args *cb_args;
417 got_cancel_cb cancel_cb;
424 struct tog_blame_line *lines;
428 struct tog_blame_thread_args thread_args;
429 struct tog_blame_cb_args cb_args;
434 struct tog_blame_view_state {
435 int first_displayed_line;
436 int last_displayed_line;
438 int last_diffed_line;
442 struct got_object_id_queue blamed_commits;
443 struct got_object_qid *blamed_commit;
445 struct got_repository *repo;
446 struct got_object_id *commit_id;
447 struct tog_blame blame;
449 struct tog_colors colors;
452 struct tog_parent_tree {
453 TAILQ_ENTRY(tog_parent_tree) entry;
454 struct got_tree_object *tree;
455 struct got_tree_entry *first_displayed_entry;
456 struct got_tree_entry *selected_entry;
460 TAILQ_HEAD(tog_parent_trees, tog_parent_tree);
462 struct tog_tree_view_state {
464 struct got_object_id *commit_id;/* commit which this tree belongs to */
465 struct got_tree_object *root; /* the commit's root tree entry */
466 struct got_tree_object *tree; /* currently displayed (sub-)tree */
467 struct got_tree_entry *first_displayed_entry;
468 struct got_tree_entry *last_displayed_entry;
469 struct got_tree_entry *selected_entry;
470 int ndisplayed, selected, show_ids;
471 struct tog_parent_trees parents; /* parent trees of current sub-tree */
473 struct got_repository *repo;
474 struct got_tree_entry *matched_entry;
475 struct tog_colors colors;
478 struct tog_reflist_entry {
479 TAILQ_ENTRY(tog_reflist_entry) entry;
480 struct got_reference *ref;
484 TAILQ_HEAD(tog_reflist_head, tog_reflist_entry);
486 struct tog_ref_view_state {
487 struct tog_reflist_head refs;
488 struct tog_reflist_entry *first_displayed_entry;
489 struct tog_reflist_entry *last_displayed_entry;
490 struct tog_reflist_entry *selected_entry;
491 int nrefs, ndisplayed, selected, show_date, show_ids, sort_by_date;
492 struct got_repository *repo;
493 struct tog_reflist_entry *matched_entry;
494 struct tog_colors colors;
498 * We implement two types of views: parent views and child views.
500 * The 'Tab' key switches focus between a parent view and its child view.
501 * Child views are shown side-by-side to their parent view, provided
502 * there is enough screen estate.
504 * When a new view is opened from within a parent view, this new view
505 * becomes a child view of the parent view, replacing any existing child.
507 * When a new view is opened from within a child view, this new view
508 * becomes a parent view which will obscure the views below until the
509 * user quits the new parent view by typing 'q'.
511 * This list of views contains parent views only.
512 * Child views are only pointed to by their parent view.
514 TAILQ_HEAD(tog_view_list_head, tog_view);
517 TAILQ_ENTRY(tog_view) entry;
520 int nlines, ncols, begin_y, begin_x; /* based on split height/width */
521 int resized_y, resized_x; /* begin_y/x based on user resizing */
522 int maxx, x; /* max column and current start column */
523 int lines, cols; /* copies of LINES and COLS */
524 int nscrolled, offset; /* lines scrolled and hsplit line offset */
525 int ch, count; /* current keymap and count prefix */
526 int resized; /* set when in a resize event */
527 int focussed; /* Only set on one parent or child view at a time. */
529 struct tog_view *parent;
530 struct tog_view *child;
533 * This flag is initially set on parent views when a new child view
534 * is created. It gets toggled when the 'Tab' key switches focus
535 * between parent and child.
536 * The flag indicates whether focus should be passed on to our child
537 * view if this parent view gets picked for focus after another parent
538 * view was closed. This prevents child views from losing focus in such
543 enum tog_view_mode mode;
544 /* type-specific state */
545 enum tog_view_type type;
547 struct tog_diff_view_state diff;
548 struct tog_log_view_state log;
549 struct tog_blame_view_state blame;
550 struct tog_tree_view_state tree;
551 struct tog_ref_view_state ref;
554 const struct got_error *(*show)(struct tog_view *);
555 const struct got_error *(*input)(struct tog_view **,
556 struct tog_view *, int);
557 const struct got_error *(*reset)(struct tog_view *);
558 const struct got_error *(*resize)(struct tog_view *, int);
559 const struct got_error *(*close)(struct tog_view *);
561 const struct got_error *(*search_start)(struct tog_view *);
562 const struct got_error *(*search_next)(struct tog_view *);
565 #define TOG_SEARCH_FORWARD 1
566 #define TOG_SEARCH_BACKWARD 2
567 int search_next_done;
568 #define TOG_SEARCH_HAVE_MORE 1
569 #define TOG_SEARCH_NO_MORE 2
570 #define TOG_SEARCH_HAVE_NONE 3
575 static const struct got_error *open_diff_view(struct tog_view *,
576 struct got_object_id *, struct got_object_id *,
577 const char *, const char *, int, int, int, struct tog_view *,
578 struct got_repository *);
579 static const struct got_error *show_diff_view(struct tog_view *);
580 static const struct got_error *input_diff_view(struct tog_view **,
581 struct tog_view *, int);
582 static const struct got_error *reset_diff_view(struct tog_view *);
583 static const struct got_error* close_diff_view(struct tog_view *);
584 static const struct got_error *search_start_diff_view(struct tog_view *);
585 static const struct got_error *search_next_diff_view(struct tog_view *);
587 static const struct got_error *open_log_view(struct tog_view *,
588 struct got_object_id *, struct got_repository *,
589 const char *, const char *, int);
590 static const struct got_error * show_log_view(struct tog_view *);
591 static const struct got_error *input_log_view(struct tog_view **,
592 struct tog_view *, int);
593 static const struct got_error *resize_log_view(struct tog_view *, int);
594 static const struct got_error *close_log_view(struct tog_view *);
595 static const struct got_error *search_start_log_view(struct tog_view *);
596 static const struct got_error *search_next_log_view(struct tog_view *);
598 static const struct got_error *open_blame_view(struct tog_view *, char *,
599 struct got_object_id *, struct got_repository *);
600 static const struct got_error *show_blame_view(struct tog_view *);
601 static const struct got_error *input_blame_view(struct tog_view **,
602 struct tog_view *, int);
603 static const struct got_error *reset_blame_view(struct tog_view *);
604 static const struct got_error *close_blame_view(struct tog_view *);
605 static const struct got_error *search_start_blame_view(struct tog_view *);
606 static const struct got_error *search_next_blame_view(struct tog_view *);
608 static const struct got_error *open_tree_view(struct tog_view *,
609 struct got_object_id *, const char *, struct got_repository *);
610 static const struct got_error *show_tree_view(struct tog_view *);
611 static const struct got_error *input_tree_view(struct tog_view **,
612 struct tog_view *, int);
613 static const struct got_error *close_tree_view(struct tog_view *);
614 static const struct got_error *search_start_tree_view(struct tog_view *);
615 static const struct got_error *search_next_tree_view(struct tog_view *);
617 static const struct got_error *open_ref_view(struct tog_view *,
618 struct got_repository *);
619 static const struct got_error *show_ref_view(struct tog_view *);
620 static const struct got_error *input_ref_view(struct tog_view **,
621 struct tog_view *, int);
622 static const struct got_error *close_ref_view(struct tog_view *);
623 static const struct got_error *search_start_ref_view(struct tog_view *);
624 static const struct got_error *search_next_ref_view(struct tog_view *);
626 static volatile sig_atomic_t tog_sigwinch_received;
627 static volatile sig_atomic_t tog_sigpipe_received;
628 static volatile sig_atomic_t tog_sigcont_received;
629 static volatile sig_atomic_t tog_sigint_received;
630 static volatile sig_atomic_t tog_sigterm_received;
633 tog_sigwinch(int signo)
635 tog_sigwinch_received = 1;
639 tog_sigpipe(int signo)
641 tog_sigpipe_received = 1;
645 tog_sigcont(int signo)
647 tog_sigcont_received = 1;
651 tog_sigint(int signo)
653 tog_sigint_received = 1;
657 tog_sigterm(int signo)
659 tog_sigterm_received = 1;
663 tog_fatal_signal_received(void)
665 return (tog_sigpipe_received ||
666 tog_sigint_received || tog_sigint_received);
669 static const struct got_error *
670 view_close(struct tog_view *view)
672 const struct got_error *err = NULL, *child_err = NULL;
675 child_err = view_close(view->child);
679 err = view->close(view);
681 del_panel(view->panel);
683 delwin(view->window);
685 return err ? err : child_err;
688 static struct tog_view *
689 view_open(int nlines, int ncols, int begin_y, int begin_x,
690 enum tog_view_type type)
692 struct tog_view *view = calloc(1, sizeof(*view));
700 view->nlines = nlines ? nlines : LINES - begin_y;
701 view->ncols = ncols ? ncols : COLS - begin_x;
702 view->begin_y = begin_y;
703 view->begin_x = begin_x;
704 view->window = newwin(nlines, ncols, begin_y, begin_x);
705 if (view->window == NULL) {
709 view->panel = new_panel(view->window);
710 if (view->panel == NULL ||
711 set_panel_userptr(view->panel, view) != OK) {
716 keypad(view->window, TRUE);
721 view_split_begin_x(int begin_x)
723 if (begin_x > 0 || COLS < 120)
725 return (COLS - MAX(COLS / 2, 80));
728 /* XXX Stub till we decide what to do. */
730 view_split_begin_y(int lines)
732 return lines * HSPLIT_SCALE;
735 static const struct got_error *view_resize(struct tog_view *);
737 static const struct got_error *
738 view_splitscreen(struct tog_view *view)
740 const struct got_error *err = NULL;
742 if (!view->resized && view->mode == TOG_VIEW_SPLIT_HRZN) {
743 if (view->resized_y && view->resized_y < view->lines)
744 view->begin_y = view->resized_y;
746 view->begin_y = view_split_begin_y(view->nlines);
748 } else if (!view->resized) {
749 if (view->resized_x && view->resized_x < view->cols - 1 &&
751 view->begin_x = view->resized_x;
753 view->begin_x = view_split_begin_x(0);
756 view->nlines = LINES - view->begin_y;
757 view->ncols = COLS - view->begin_x;
760 err = view_resize(view);
764 if (view->parent && view->mode == TOG_VIEW_SPLIT_HRZN)
765 view->parent->nlines = view->begin_y;
767 if (mvwin(view->window, view->begin_y, view->begin_x) == ERR)
768 return got_error_from_errno("mvwin");
773 static const struct got_error *
774 view_fullscreen(struct tog_view *view)
776 const struct got_error *err = NULL;
779 view->begin_y = view->resized ? view->begin_y : 0;
780 view->nlines = view->resized ? view->nlines : LINES;
784 err = view_resize(view);
788 if (mvwin(view->window, view->begin_y, view->begin_x) == ERR)
789 return got_error_from_errno("mvwin");
795 view_is_parent_view(struct tog_view *view)
797 return view->parent == NULL;
801 view_is_splitscreen(struct tog_view *view)
803 return view->begin_x > 0 || view->begin_y > 0;
807 view_is_fullscreen(struct tog_view *view)
809 return view->nlines == LINES && view->ncols == COLS;
813 view_is_hsplit_top(struct tog_view *view)
815 return view->mode == TOG_VIEW_SPLIT_HRZN && view->child &&
816 view_is_splitscreen(view->child);
820 view_border(struct tog_view *view)
823 const struct tog_view *view_above;
826 return view_border(view->parent);
828 panel = panel_above(view->panel);
832 view_above = panel_userptr(panel);
833 if (view->mode == TOG_VIEW_SPLIT_HRZN)
834 mvwhline(view->window, view_above->begin_y - 1,
835 view->begin_x, got_locale_is_utf8() ?
836 ACS_HLINE : '-', view->ncols);
838 mvwvline(view->window, view->begin_y, view_above->begin_x - 1,
839 got_locale_is_utf8() ? ACS_VLINE : '|', view->nlines);
842 static const struct got_error *view_init_hsplit(struct tog_view *, int);
843 static const struct got_error *request_log_commits(struct tog_view *);
844 static const struct got_error *offset_selection_down(struct tog_view *);
845 static void offset_selection_up(struct tog_view *);
846 static void view_get_split(struct tog_view *, int *, int *);
848 static const struct got_error *
849 view_resize(struct tog_view *view)
851 const struct got_error *err = NULL;
852 int dif, nlines, ncols;
854 dif = LINES - view->lines; /* line difference */
856 if (view->lines > LINES)
857 nlines = view->nlines - (view->lines - LINES);
859 nlines = view->nlines + (LINES - view->lines);
860 if (view->cols > COLS)
861 ncols = view->ncols - (view->cols - COLS);
863 ncols = view->ncols + (COLS - view->cols);
866 int hs = view->child->begin_y;
868 if (!view_is_fullscreen(view))
869 view->child->begin_x = view_split_begin_x(view->begin_x);
870 if (view->mode == TOG_VIEW_SPLIT_HRZN ||
871 view->child->begin_x == 0) {
874 view_fullscreen(view->child);
875 if (view->child->focussed)
876 show_panel(view->child->panel);
878 show_panel(view->panel);
880 ncols = view->child->begin_x;
882 view_splitscreen(view->child);
883 show_panel(view->child->panel);
886 * XXX This is ugly and needs to be moved into the above
887 * logic but "works" for now and my attempts at moving it
888 * break either 'tab' or 'F' key maps in horizontal splits.
891 err = view_splitscreen(view->child);
894 if (dif < 0) { /* top split decreased */
895 err = offset_selection_down(view);
902 show_panel(view->child->panel);
903 nlines = view->nlines;
905 } else if (view->parent == NULL)
908 if (view->resize && dif > 0) {
909 err = view->resize(view, dif);
914 if (wresize(view->window, nlines, ncols) == ERR)
915 return got_error_from_errno("wresize");
916 if (replace_panel(view->panel, view->window) == ERR)
917 return got_error_from_errno("replace_panel");
918 wclear(view->window);
920 view->nlines = nlines;
928 static const struct got_error *
929 resize_log_view(struct tog_view *view, int increase)
931 struct tog_log_view_state *s = &view->state.log;
932 const struct got_error *err = NULL;
935 if (s->selected_entry)
936 n = s->selected_entry->idx + view->lines - s->selected;
939 * Request commits to account for the increased
940 * height so we have enough to populate the view.
942 if (s->commits.ncommits < n) {
943 view->nscrolled = n - s->commits.ncommits + increase + 1;
944 err = request_log_commits(view);
951 view_adjust_offset(struct tog_view *view, int n)
956 if (view->parent && view->parent->offset) {
957 if (view->parent->offset + n >= 0)
958 view->parent->offset += n;
960 view->parent->offset = 0;
961 } else if (view->offset) {
962 if (view->offset - n >= 0)
969 static const struct got_error *
970 view_resize_split(struct tog_view *view, int resize)
972 const struct got_error *err = NULL;
973 struct tog_view *v = NULL;
980 if (!v->child || !view_is_splitscreen(v->child))
983 v->resized = v->child->resized = resize; /* lock for resize event */
985 if (view->mode == TOG_VIEW_SPLIT_HRZN) {
986 if (v->child->resized_y)
987 v->child->begin_y = v->child->resized_y;
989 v->child->begin_y -= resize;
991 v->child->begin_y += resize;
992 if (v->child->begin_y < 3) {
994 v->child->begin_y = 3;
995 } else if (v->child->begin_y > LINES - 1) {
997 v->child->begin_y = LINES - 1;
1000 v->child->ncols = COLS;
1001 view_adjust_offset(view, resize);
1002 err = view_init_hsplit(v, v->child->begin_y);
1005 v->child->resized_y = v->child->begin_y;
1007 if (v->child->resized_x)
1008 v->child->begin_x = v->child->resized_x;
1010 v->child->begin_x -= resize;
1012 v->child->begin_x += resize;
1013 if (v->child->begin_x < 11) {
1015 v->child->begin_x = 11;
1016 } else if (v->child->begin_x > COLS - 1) {
1018 v->child->begin_x = COLS - 1;
1020 v->child->resized_x = v->child->begin_x;
1023 v->child->mode = v->mode;
1024 v->child->nlines = v->lines - v->child->begin_y;
1025 v->child->ncols = v->cols - v->child->begin_x;
1028 err = view_fullscreen(v);
1031 err = view_splitscreen(v->child);
1035 if (v->mode == TOG_VIEW_SPLIT_HRZN) {
1036 err = offset_selection_down(v->child);
1042 err = v->resize(v, 0);
1043 else if (v->child->resize)
1044 err = v->child->resize(v->child, 0);
1046 v->resized = v->child->resized = 0;
1052 view_transfer_size(struct tog_view *dst, struct tog_view *src)
1054 struct tog_view *v = src->child ? src->child : src;
1056 dst->resized_x = v->resized_x;
1057 dst->resized_y = v->resized_y;
1060 static const struct got_error *
1061 view_close_child(struct tog_view *view)
1063 const struct got_error *err = NULL;
1065 if (view->child == NULL)
1068 err = view_close(view->child);
1073 static const struct got_error *
1074 view_set_child(struct tog_view *view, struct tog_view *child)
1076 const struct got_error *err = NULL;
1078 view->child = child;
1079 child->parent = view;
1081 err = view_resize(view);
1085 if (view->child->resized_x || view->child->resized_y)
1086 err = view_resize_split(view, 0);
1092 tog_resizeterm(void)
1095 struct winsize size;
1097 if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &size) < 0) {
1098 cols = 80; /* Default */
1102 lines = size.ws_row;
1104 resize_term(lines, cols);
1107 static const struct got_error *
1108 view_search_start(struct tog_view *view)
1110 const struct got_error *err = NULL;
1111 struct tog_view *v = view;
1115 if (view->search_started) {
1116 regfree(&view->regex);
1117 view->searching = 0;
1118 memset(&view->regmatch, 0, sizeof(view->regmatch));
1120 view->search_started = 0;
1122 if (view->nlines < 1)
1125 if (view_is_hsplit_top(view))
1128 mvwaddstr(v->window, v->nlines - 1, 0, "/");
1129 wclrtoeol(v->window);
1131 nodelay(view->window, FALSE); /* block for search term input */
1134 ret = wgetnstr(v->window, pattern, sizeof(pattern));
1135 wrefresh(v->window);
1138 nodelay(view->window, TRUE);
1142 if (regcomp(&view->regex, pattern, REG_EXTENDED | REG_NEWLINE) == 0) {
1143 err = view->search_start(view);
1145 regfree(&view->regex);
1148 view->search_started = 1;
1149 view->searching = TOG_SEARCH_FORWARD;
1150 view->search_next_done = 0;
1151 view->search_next(view);
1157 /* Switch split mode. If view is a parent or child, draw the new splitscreen. */
1158 static const struct got_error *
1159 switch_split(struct tog_view *view)
1161 const struct got_error *err = NULL;
1162 struct tog_view *v = NULL;
1169 if (v->mode == TOG_VIEW_SPLIT_HRZN)
1170 v->mode = TOG_VIEW_SPLIT_VERT;
1172 v->mode = TOG_VIEW_SPLIT_HRZN;
1176 else if (v->mode == TOG_VIEW_SPLIT_VERT && v->cols < 120)
1177 v->mode = TOG_VIEW_SPLIT_NONE;
1179 view_get_split(v, &v->child->begin_y, &v->child->begin_x);
1180 if (v->mode == TOG_VIEW_SPLIT_HRZN && v->child->resized_y)
1181 v->child->begin_y = v->child->resized_y;
1182 else if (v->mode == TOG_VIEW_SPLIT_VERT && v->child->resized_x)
1183 v->child->begin_x = v->child->resized_x;
1186 if (v->mode == TOG_VIEW_SPLIT_HRZN) {
1188 v->child->ncols = COLS;
1189 v->child->nscrolled = LINES - v->child->nlines;
1191 err = view_init_hsplit(v, v->child->begin_y);
1195 v->child->mode = v->mode;
1196 v->child->nlines = v->lines - v->child->begin_y;
1199 err = view_fullscreen(v);
1202 err = view_splitscreen(v->child);
1206 if (v->mode == TOG_VIEW_SPLIT_NONE)
1207 v->mode = TOG_VIEW_SPLIT_VERT;
1208 if (v->mode == TOG_VIEW_SPLIT_HRZN) {
1209 err = offset_selection_down(v);
1210 err = offset_selection_down(v->child);
1212 offset_selection_up(v);
1213 offset_selection_up(v->child);
1216 err = v->resize(v, 0);
1217 else if (v->child->resize)
1218 err = v->child->resize(v->child, 0);
1224 * Compute view->count from numeric input. Assign total to view->count and
1225 * return first non-numeric key entered.
1228 get_compound_key(struct tog_view *view, int c)
1230 struct tog_view *v = view;
1233 if (view_is_hsplit_top(view))
1235 else if (view->mode == TOG_VIEW_SPLIT_VERT && view->parent)
1239 cbreak(); /* block for input */
1240 wmove(v->window, v->nlines - 1, 0);
1241 wclrtoeol(v->window);
1242 waddch(v->window, ':');
1245 x = getcurx(v->window);
1246 if (x != ERR && x < view->ncols) {
1247 waddch(v->window, c);
1248 wrefresh(v->window);
1252 * Don't overflow. Max valid request should be the greatest
1253 * between the longest and total lines; cap at 10 million.
1258 n = n * 10 + (c - '0');
1259 } while (((c = wgetch(view->window))) >= '0' && c <= '9' && c != ERR);
1261 /* Massage excessive or inapplicable values at the input handler. */
1267 static const struct got_error *
1268 view_input(struct tog_view **new, int *done, struct tog_view *view,
1269 struct tog_view_list_head *views)
1271 const struct got_error *err = NULL;
1277 /* Clear "no matches" indicator. */
1278 if (view->search_next_done == TOG_SEARCH_NO_MORE ||
1279 view->search_next_done == TOG_SEARCH_HAVE_NONE) {
1280 view->search_next_done = TOG_SEARCH_HAVE_MORE;
1284 if (view->searching && !view->search_next_done) {
1285 errcode = pthread_mutex_unlock(&tog_mutex);
1287 return got_error_set_errno(errcode,
1288 "pthread_mutex_unlock");
1290 errcode = pthread_mutex_lock(&tog_mutex);
1292 return got_error_set_errno(errcode,
1293 "pthread_mutex_lock");
1294 view->search_next(view);
1298 nodelay(view->window, FALSE);
1299 /* Allow threads to make progress while we are waiting for input. */
1300 errcode = pthread_mutex_unlock(&tog_mutex);
1302 return got_error_set_errno(errcode, "pthread_mutex_unlock");
1303 /* If we have an unfinished count, let C-g or backspace abort. */
1304 if (view->count && --view->count) {
1306 nodelay(view->window, TRUE);
1307 ch = wgetch(view->window);
1308 if (ch == CTRL('g') || ch == KEY_BACKSPACE)
1313 ch = wgetch(view->window);
1314 if (ch >= '1' && ch <= '9')
1315 view->ch = ch = get_compound_key(view, ch);
1317 errcode = pthread_mutex_lock(&tog_mutex);
1319 return got_error_set_errno(errcode, "pthread_mutex_lock");
1320 nodelay(view->window, TRUE);
1322 if (tog_sigwinch_received || tog_sigcont_received) {
1324 tog_sigwinch_received = 0;
1325 tog_sigcont_received = 0;
1326 TAILQ_FOREACH(v, views, entry) {
1327 err = view_resize(v);
1330 err = v->input(new, v, KEY_RESIZE);
1334 err = view_resize(v->child);
1337 err = v->child->input(new, v->child,
1341 if (v->child->resized_x || v->child->resized_y) {
1342 err = view_resize_split(v, 0);
1355 view->child->focussed = 1;
1356 view->focus_child = 1;
1357 } else if (view->parent) {
1359 view->parent->focussed = 1;
1360 view->parent->focus_child = 0;
1361 if (!view_is_splitscreen(view)) {
1362 if (view->parent->resize) {
1363 err = view->parent->resize(view->parent,
1368 offset_selection_up(view->parent);
1369 err = view_fullscreen(view->parent);
1376 if (view->parent && view->mode == TOG_VIEW_SPLIT_HRZN) {
1377 if (view->parent->resize) {
1378 /* might need more commits to fill fullscreen */
1379 err = view->parent->resize(view->parent, 0);
1383 offset_selection_up(view->parent);
1385 err = view->input(new, view, ch);
1393 if (view_is_parent_view(view)) {
1394 if (view->child == NULL)
1396 if (view_is_splitscreen(view->child)) {
1398 view->child->focussed = 1;
1399 err = view_fullscreen(view->child);
1401 err = view_splitscreen(view->child);
1403 err = view_resize_split(view, 0);
1407 err = view->child->input(new, view->child,
1410 if (view_is_splitscreen(view)) {
1411 view->parent->focussed = 0;
1413 err = view_fullscreen(view);
1415 err = view_splitscreen(view);
1416 if (!err && view->mode != TOG_VIEW_SPLIT_HRZN)
1417 err = view_resize(view->parent);
1419 err = view_resize_split(view, 0);
1423 err = view->input(new, view, KEY_RESIZE);
1428 err = view->resize(view, 0);
1433 err = offset_selection_down(view->parent);
1435 err = offset_selection_down(view);
1439 err = switch_split(view);
1442 err = view_resize_split(view, -1);
1445 err = view_resize_split(view, 1);
1451 if (view->search_start)
1452 view_search_start(view);
1454 err = view->input(new, view, ch);
1458 if (view->search_started && view->search_next) {
1459 view->searching = (ch == 'n' ?
1460 TOG_SEARCH_FORWARD : TOG_SEARCH_BACKWARD);
1461 view->search_next_done = 0;
1462 view->search_next(view);
1464 err = view->input(new, view, ch);
1467 if (tog_diff_algo == GOT_DIFF_ALGORITHM_MYERS)
1468 tog_diff_algo = GOT_DIFF_ALGORITHM_PATIENCE;
1470 tog_diff_algo = GOT_DIFF_ALGORITHM_MYERS;
1471 TAILQ_FOREACH(v, views, entry) {
1477 if (v->child && v->child->reset) {
1478 err = v->child->reset(v->child);
1485 err = view->input(new, view, ch);
1493 view_needs_focus_indication(struct tog_view *view)
1495 if (view_is_parent_view(view)) {
1496 if (view->child == NULL || view->child->focussed)
1498 if (!view_is_splitscreen(view->child))
1500 } else if (!view_is_splitscreen(view))
1503 return view->focussed;
1506 static const struct got_error *
1507 view_loop(struct tog_view *view)
1509 const struct got_error *err = NULL;
1510 struct tog_view_list_head views;
1511 struct tog_view *new_view;
1513 int fast_refresh = 10;
1514 int done = 0, errcode;
1516 mode = getenv("TOG_VIEW_SPLIT_MODE");
1517 if (!mode || !(*mode == 'h' || *mode == 'H'))
1518 view->mode = TOG_VIEW_SPLIT_VERT;
1520 view->mode = TOG_VIEW_SPLIT_HRZN;
1522 errcode = pthread_mutex_lock(&tog_mutex);
1524 return got_error_set_errno(errcode, "pthread_mutex_lock");
1527 TAILQ_INSERT_HEAD(&views, view, entry);
1530 err = view->show(view);
1535 while (!TAILQ_EMPTY(&views) && !done && !tog_thread_error &&
1536 !tog_fatal_signal_received()) {
1537 /* Refresh fast during initialization, then become slower. */
1538 if (fast_refresh && fast_refresh-- == 0)
1539 halfdelay(10); /* switch to once per second */
1541 err = view_input(&new_view, &done, view, &views);
1545 struct tog_view *v, *prev = NULL;
1547 if (view_is_parent_view(view))
1548 prev = TAILQ_PREV(view, tog_view_list_head,
1550 else if (view->parent)
1551 prev = view->parent;
1554 view->parent->child = NULL;
1555 view->parent->focus_child = 0;
1556 /* Restore fullscreen line height. */
1557 view->parent->nlines = view->parent->lines;
1558 err = view_resize(view->parent);
1561 /* Make resized splits persist. */
1562 view_transfer_size(view->parent, view);
1564 TAILQ_REMOVE(&views, view, entry);
1566 err = view_close(view);
1571 TAILQ_FOREACH(v, &views, entry) {
1575 if (view == NULL && new_view == NULL) {
1576 /* No view has focus. Try to pick one. */
1579 else if (!TAILQ_EMPTY(&views)) {
1580 view = TAILQ_LAST(&views,
1581 tog_view_list_head);
1584 if (view->focus_child) {
1585 view->child->focussed = 1;
1593 struct tog_view *v, *t;
1594 /* Only allow one parent view per type. */
1595 TAILQ_FOREACH_SAFE(v, &views, entry, t) {
1596 if (v->type != new_view->type)
1598 TAILQ_REMOVE(&views, v, entry);
1599 err = view_close(v);
1604 TAILQ_INSERT_TAIL(&views, new_view, entry);
1608 if (view_is_parent_view(view)) {
1609 if (view->child && view->child->focussed)
1612 if (view->parent && view->parent->focussed)
1613 view = view->parent;
1615 show_panel(view->panel);
1616 if (view->child && view_is_splitscreen(view->child))
1617 show_panel(view->child->panel);
1618 if (view->parent && view_is_splitscreen(view)) {
1619 err = view->parent->show(view->parent);
1623 err = view->show(view);
1627 err = view->child->show(view->child);
1636 while (!TAILQ_EMPTY(&views)) {
1637 const struct got_error *close_err;
1638 view = TAILQ_FIRST(&views);
1639 TAILQ_REMOVE(&views, view, entry);
1640 close_err = view_close(view);
1641 if (close_err && err == NULL)
1645 errcode = pthread_mutex_unlock(&tog_mutex);
1646 if (errcode && err == NULL)
1647 err = got_error_set_errno(errcode, "pthread_mutex_unlock");
1657 "usage: %s log [-b] [-c commit] [-r repository-path] [path]\n",
1662 /* Create newly allocated wide-character string equivalent to a byte string. */
1663 static const struct got_error *
1664 mbs2ws(wchar_t **ws, size_t *wlen, const char *s)
1667 const struct got_error *err = NULL;
1670 *wlen = mbstowcs(NULL, s, 0);
1671 if (*wlen == (size_t)-1) {
1673 if (errno != EILSEQ)
1674 return got_error_from_errno("mbstowcs");
1676 /* byte string invalid in current encoding; try to "fix" it */
1677 err = got_mbsavis(&vis, &vislen, s);
1680 *wlen = mbstowcs(NULL, vis, 0);
1681 if (*wlen == (size_t)-1) {
1682 err = got_error_from_errno("mbstowcs"); /* give up */
1687 *ws = calloc(*wlen + 1, sizeof(**ws));
1689 err = got_error_from_errno("calloc");
1693 if (mbstowcs(*ws, vis ? vis : s, *wlen) != *wlen)
1694 err = got_error_from_errno("mbstowcs");
1705 static const struct got_error *
1706 expand_tab(char **ptr, const char *src)
1709 size_t len, n, idx = 0, sz = 0;
1712 n = len = strlen(src);
1713 dst = malloc(n + 1);
1715 return got_error_from_errno("malloc");
1717 while (idx < len && src[idx]) {
1718 const char c = src[idx];
1721 size_t nb = TABSIZE - sz % TABSIZE;
1724 p = realloc(dst, n + nb);
1727 return got_error_from_errno("realloc");
1732 memset(dst + sz, ' ', nb);
1735 dst[sz++] = src[idx];
1745 * Advance at most n columns from wline starting at offset off.
1746 * Return the index to the first character after the span operation.
1747 * Return the combined column width of all spanned wide character in
1751 span_wline(int *rcol, int off, wchar_t *wline, int n, int col_tab_align)
1753 int width, i, cols = 0;
1760 for (i = off; wline[i] != L'\0'; ++i) {
1761 if (wline[i] == L'\t')
1762 width = TABSIZE - ((cols + col_tab_align) % TABSIZE);
1764 width = wcwidth(wline[i]);
1771 if (cols + width > n)
1781 * Format a line for display, ensuring that it won't overflow a width limit.
1782 * With scrolling, the width returned refers to the scrolled version of the
1783 * line, which starts at (*wlinep)[*scrollxp]. The caller must free *wlinep.
1785 static const struct got_error *
1786 format_line(wchar_t **wlinep, int *widthp, int *scrollxp,
1787 const char *line, int nscroll, int wlimit, int col_tab_align, int expand)
1789 const struct got_error *err = NULL;
1791 wchar_t *wline = NULL;
1800 err = expand_tab(&exstr, line);
1805 err = mbs2ws(&wline, &wlen, expand ? exstr : line);
1810 scrollx = span_wline(&cols, 0, wline, nscroll, col_tab_align);
1812 if (wlen > 0 && wline[wlen - 1] == L'\n') {
1813 wline[wlen - 1] = L'\0';
1816 if (wlen > 0 && wline[wlen - 1] == L'\r') {
1817 wline[wlen - 1] = L'\0';
1821 i = span_wline(&cols, scrollx, wline, wlimit, col_tab_align);
1827 *scrollxp = scrollx;
1835 static const struct got_error*
1836 build_refs_str(char **refs_str, struct got_reflist_head *refs,
1837 struct got_object_id *id, struct got_repository *repo)
1839 static const struct got_error *err = NULL;
1840 struct got_reflist_entry *re;
1846 TAILQ_FOREACH(re, refs, entry) {
1847 struct got_tag_object *tag = NULL;
1848 struct got_object_id *ref_id;
1851 name = got_ref_get_name(re->ref);
1852 if (strcmp(name, GOT_REF_HEAD) == 0)
1854 if (strncmp(name, "refs/", 5) == 0)
1856 if (strncmp(name, "got/", 4) == 0 &&
1857 strncmp(name, "got/backup/", 11) != 0)
1859 if (strncmp(name, "heads/", 6) == 0)
1861 if (strncmp(name, "remotes/", 8) == 0) {
1863 s = strstr(name, "/" GOT_REF_HEAD);
1864 if (s != NULL && s[strlen(s)] == '\0')
1867 err = got_ref_resolve(&ref_id, repo, re->ref);
1870 if (strncmp(name, "tags/", 5) == 0) {
1871 err = got_object_open_as_tag(&tag, repo, ref_id);
1873 if (err->code != GOT_ERR_OBJ_TYPE) {
1877 /* Ref points at something other than a tag. */
1882 cmp = got_object_id_cmp(tag ?
1883 got_object_tag_get_object_id(tag) : ref_id, id);
1886 got_object_tag_close(tag);
1890 if (asprintf(refs_str, "%s%s%s", s ? s : "",
1891 s ? ", " : "", name) == -1) {
1892 err = got_error_from_errno("asprintf");
1903 static const struct got_error *
1904 format_author(wchar_t **wauthor, int *author_width, char *author, int limit,
1909 smallerthan = strchr(author, '<');
1910 if (smallerthan && smallerthan[1] != '\0')
1911 author = smallerthan + 1;
1912 author[strcspn(author, "@>")] = '\0';
1913 return format_line(wauthor, author_width, NULL, author, 0, limit,
1917 static const struct got_error *
1918 draw_commit(struct tog_view *view, struct got_commit_object *commit,
1919 struct got_object_id *id, const size_t date_display_cols,
1920 int author_display_cols)
1922 struct tog_log_view_state *s = &view->state.log;
1923 const struct got_error *err = NULL;
1924 char datebuf[12]; /* YYYY-MM-DD + SPACE + NUL */
1925 char *logmsg0 = NULL, *logmsg = NULL;
1926 char *author = NULL;
1927 wchar_t *wlogmsg = NULL, *wauthor = NULL;
1928 int author_width, logmsg_width;
1929 char *newline, *line = NULL;
1930 int col, limit, scrollx;
1931 const int avail = view->ncols;
1933 time_t committer_time;
1934 struct tog_color *tc;
1936 committer_time = got_object_commit_get_committer_time(commit);
1937 if (gmtime_r(&committer_time, &tm) == NULL)
1938 return got_error_from_errno("gmtime_r");
1939 if (strftime(datebuf, sizeof(datebuf), "%G-%m-%d ", &tm) == 0)
1940 return got_error(GOT_ERR_NO_SPACE);
1942 if (avail <= date_display_cols)
1943 limit = MIN(sizeof(datebuf) - 1, avail);
1945 limit = MIN(date_display_cols, sizeof(datebuf) - 1);
1946 tc = get_color(&s->colors, TOG_COLOR_DATE);
1948 wattr_on(view->window,
1949 COLOR_PAIR(tc->colorpair), NULL);
1950 waddnstr(view->window, datebuf, limit);
1952 wattr_off(view->window,
1953 COLOR_PAIR(tc->colorpair), NULL);
1960 err = got_object_id_str(&id_str, id);
1963 tc = get_color(&s->colors, TOG_COLOR_COMMIT);
1965 wattr_on(view->window,
1966 COLOR_PAIR(tc->colorpair), NULL);
1967 wprintw(view->window, "%.8s ", id_str);
1969 wattr_off(view->window,
1970 COLOR_PAIR(tc->colorpair), NULL);
1977 if (s->use_committer)
1978 author = strdup(got_object_commit_get_committer(commit));
1980 author = strdup(got_object_commit_get_author(commit));
1981 if (author == NULL) {
1982 err = got_error_from_errno("strdup");
1985 err = format_author(&wauthor, &author_width, author, avail - col, col);
1988 tc = get_color(&s->colors, TOG_COLOR_AUTHOR);
1990 wattr_on(view->window,
1991 COLOR_PAIR(tc->colorpair), NULL);
1992 waddwstr(view->window, wauthor);
1994 wattr_off(view->window,
1995 COLOR_PAIR(tc->colorpair), NULL);
1996 col += author_width;
1997 while (col < avail && author_width < author_display_cols + 2) {
1998 waddch(view->window, ' ');
2005 err = got_object_commit_get_logmsg(&logmsg0, commit);
2009 while (*logmsg == '\n')
2011 newline = strchr(logmsg, '\n');
2014 limit = avail - col;
2015 if (view->child && !view_is_hsplit_top(view) && limit > 0)
2016 limit--; /* for the border */
2017 err = format_line(&wlogmsg, &logmsg_width, &scrollx, logmsg, view->x,
2021 waddwstr(view->window, &wlogmsg[scrollx]);
2022 col += MAX(logmsg_width, 0);
2023 while (col < avail) {
2024 waddch(view->window, ' ');
2036 static struct commit_queue_entry *
2037 alloc_commit_queue_entry(struct got_commit_object *commit,
2038 struct got_object_id *id)
2040 struct commit_queue_entry *entry;
2042 entry = calloc(1, sizeof(*entry));
2047 entry->commit = commit;
2052 pop_commit(struct commit_queue *commits)
2054 struct commit_queue_entry *entry;
2056 entry = TAILQ_FIRST(&commits->head);
2057 TAILQ_REMOVE(&commits->head, entry, entry);
2058 got_object_commit_close(entry->commit);
2059 commits->ncommits--;
2060 /* Don't free entry->id! It is owned by the commit graph. */
2065 free_commits(struct commit_queue *commits)
2067 while (!TAILQ_EMPTY(&commits->head))
2068 pop_commit(commits);
2071 static const struct got_error *
2072 match_commit(int *have_match, struct got_object_id *id,
2073 struct got_commit_object *commit, regex_t *regex)
2075 const struct got_error *err = NULL;
2076 regmatch_t regmatch;
2077 char *id_str = NULL, *logmsg = NULL;
2081 err = got_object_id_str(&id_str, id);
2085 err = got_object_commit_get_logmsg(&logmsg, commit);
2089 if (regexec(regex, got_object_commit_get_author(commit), 1,
2090 ®match, 0) == 0 ||
2091 regexec(regex, got_object_commit_get_committer(commit), 1,
2092 ®match, 0) == 0 ||
2093 regexec(regex, id_str, 1, ®match, 0) == 0 ||
2094 regexec(regex, logmsg, 1, ®match, 0) == 0)
2102 static const struct got_error *
2103 queue_commits(struct tog_log_thread_args *a)
2105 const struct got_error *err = NULL;
2108 * We keep all commits open throughout the lifetime of the log
2109 * view in order to avoid having to re-fetch commits from disk
2110 * while updating the display.
2113 struct got_object_id *id;
2114 struct got_commit_object *commit;
2115 struct commit_queue_entry *entry;
2118 err = got_commit_graph_iter_next(&id, a->graph, a->repo,
2120 if (err || id == NULL)
2123 err = got_object_open_as_commit(&commit, a->repo, id);
2126 entry = alloc_commit_queue_entry(commit, id);
2127 if (entry == NULL) {
2128 err = got_error_from_errno("alloc_commit_queue_entry");
2132 errcode = pthread_mutex_lock(&tog_mutex);
2134 err = got_error_set_errno(errcode,
2135 "pthread_mutex_lock");
2139 entry->idx = a->commits->ncommits;
2140 TAILQ_INSERT_TAIL(&a->commits->head, entry, entry);
2141 a->commits->ncommits++;
2143 if (*a->searching == TOG_SEARCH_FORWARD &&
2144 !*a->search_next_done) {
2146 err = match_commit(&have_match, id, commit, a->regex);
2150 *a->search_next_done = TOG_SEARCH_HAVE_MORE;
2153 errcode = pthread_mutex_unlock(&tog_mutex);
2154 if (errcode && err == NULL)
2155 err = got_error_set_errno(errcode,
2156 "pthread_mutex_unlock");
2159 } while (*a->searching == TOG_SEARCH_FORWARD && !*a->search_next_done);
2165 select_commit(struct tog_log_view_state *s)
2167 struct commit_queue_entry *entry;
2170 entry = s->first_displayed_entry;
2172 if (ncommits == s->selected) {
2173 s->selected_entry = entry;
2176 entry = TAILQ_NEXT(entry, entry);
2181 static const struct got_error *
2182 draw_commits(struct tog_view *view)
2184 const struct got_error *err = NULL;
2185 struct tog_log_view_state *s = &view->state.log;
2186 struct commit_queue_entry *entry = s->selected_entry;
2187 const int limit = view->nlines;
2189 int ncommits, author_cols = 4;
2190 char *id_str = NULL, *header = NULL, *ncommits_str = NULL;
2191 char *refs_str = NULL;
2193 struct tog_color *tc;
2194 static const size_t date_display_cols = 12;
2196 if (s->selected_entry &&
2197 !(view->searching && view->search_next_done == 0)) {
2198 struct got_reflist_head *refs;
2199 err = got_object_id_str(&id_str, s->selected_entry->id);
2202 refs = got_reflist_object_id_map_lookup(tog_refs_idmap,
2203 s->selected_entry->id);
2205 err = build_refs_str(&refs_str, refs,
2206 s->selected_entry->id, s->repo);
2212 if (s->thread_args.commits_needed == 0)
2213 halfdelay(10); /* disable fast refresh */
2215 if (s->thread_args.commits_needed > 0 || s->thread_args.load_all) {
2216 if (asprintf(&ncommits_str, " [%d/%d] %s",
2217 entry ? entry->idx + 1 : 0, s->commits.ncommits,
2218 (view->searching && !view->search_next_done) ?
2219 "searching..." : "loading...") == -1) {
2220 err = got_error_from_errno("asprintf");
2224 const char *search_str = NULL;
2226 if (view->searching) {
2227 if (view->search_next_done == TOG_SEARCH_NO_MORE)
2228 search_str = "no more matches";
2229 else if (view->search_next_done == TOG_SEARCH_HAVE_NONE)
2230 search_str = "no matches found";
2231 else if (!view->search_next_done)
2232 search_str = "searching...";
2235 if (asprintf(&ncommits_str, " [%d/%d] %s",
2236 entry ? entry->idx + 1 : 0, s->commits.ncommits,
2237 search_str ? search_str :
2238 (refs_str ? refs_str : "")) == -1) {
2239 err = got_error_from_errno("asprintf");
2244 if (s->in_repo_path && strcmp(s->in_repo_path, "/") != 0) {
2245 if (asprintf(&header, "commit %s %s%s", id_str ? id_str :
2246 "........................................",
2247 s->in_repo_path, ncommits_str) == -1) {
2248 err = got_error_from_errno("asprintf");
2252 } else if (asprintf(&header, "commit %s%s",
2253 id_str ? id_str : "........................................",
2254 ncommits_str) == -1) {
2255 err = got_error_from_errno("asprintf");
2259 err = format_line(&wline, &width, NULL, header, 0, view->ncols, 0, 0);
2263 werase(view->window);
2265 if (view_needs_focus_indication(view))
2266 wstandout(view->window);
2267 tc = get_color(&s->colors, TOG_COLOR_COMMIT);
2269 wattr_on(view->window,
2270 COLOR_PAIR(tc->colorpair), NULL);
2271 waddwstr(view->window, wline);
2273 wattr_off(view->window,
2274 COLOR_PAIR(tc->colorpair), NULL);
2275 while (width < view->ncols) {
2276 waddch(view->window, ' ');
2279 if (view_needs_focus_indication(view))
2280 wstandend(view->window);
2285 /* Grow author column size if necessary, and set view->maxx. */
2286 entry = s->first_displayed_entry;
2290 struct got_commit_object *c = entry->commit;
2291 char *author, *eol, *msg, *msg0;
2292 wchar_t *wauthor, *wmsg;
2294 if (ncommits >= limit - 1)
2296 if (s->use_committer)
2297 author = strdup(got_object_commit_get_committer(c));
2299 author = strdup(got_object_commit_get_author(c));
2300 if (author == NULL) {
2301 err = got_error_from_errno("strdup");
2304 err = format_author(&wauthor, &width, author, COLS,
2306 if (author_cols < width)
2307 author_cols = width;
2312 err = got_object_commit_get_logmsg(&msg0, c);
2316 while (*msg == '\n')
2318 if ((eol = strchr(msg, '\n')))
2320 err = format_line(&wmsg, &width, NULL, msg, 0, INT_MAX,
2321 date_display_cols + author_cols, 0);
2324 view->maxx = MAX(view->maxx, width);
2328 entry = TAILQ_NEXT(entry, entry);
2331 entry = s->first_displayed_entry;
2332 s->last_displayed_entry = s->first_displayed_entry;
2335 if (ncommits >= limit - 1)
2337 if (ncommits == s->selected)
2338 wstandout(view->window);
2339 err = draw_commit(view, entry->commit, entry->id,
2340 date_display_cols, author_cols);
2341 if (ncommits == s->selected)
2342 wstandend(view->window);
2346 s->last_displayed_entry = entry;
2347 entry = TAILQ_NEXT(entry, entry);
2360 log_scroll_up(struct tog_log_view_state *s, int maxscroll)
2362 struct commit_queue_entry *entry;
2365 entry = TAILQ_FIRST(&s->commits.head);
2366 if (s->first_displayed_entry == entry)
2369 entry = s->first_displayed_entry;
2370 while (entry && nscrolled < maxscroll) {
2371 entry = TAILQ_PREV(entry, commit_queue_head, entry);
2373 s->first_displayed_entry = entry;
2379 static const struct got_error *
2380 trigger_log_thread(struct tog_view *view, int wait)
2382 struct tog_log_thread_args *ta = &view->state.log.thread_args;
2385 halfdelay(1); /* fast refresh while loading commits */
2387 while (!ta->log_complete && !tog_thread_error &&
2388 (ta->commits_needed > 0 || ta->load_all)) {
2389 /* Wake the log thread. */
2390 errcode = pthread_cond_signal(&ta->need_commits);
2392 return got_error_set_errno(errcode,
2393 "pthread_cond_signal");
2396 * The mutex will be released while the view loop waits
2397 * in wgetch(), at which time the log thread will run.
2402 /* Display progress update in log view. */
2403 show_log_view(view);
2407 /* Wait right here while next commit is being loaded. */
2408 errcode = pthread_cond_wait(&ta->commit_loaded, &tog_mutex);
2410 return got_error_set_errno(errcode,
2411 "pthread_cond_wait");
2413 /* Display progress update in log view. */
2414 show_log_view(view);
2422 static const struct got_error *
2423 request_log_commits(struct tog_view *view)
2425 struct tog_log_view_state *state = &view->state.log;
2426 const struct got_error *err = NULL;
2428 if (state->thread_args.log_complete)
2431 state->thread_args.commits_needed += view->nscrolled;
2432 err = trigger_log_thread(view, 1);
2433 view->nscrolled = 0;
2438 static const struct got_error *
2439 log_scroll_down(struct tog_view *view, int maxscroll)
2441 struct tog_log_view_state *s = &view->state.log;
2442 const struct got_error *err = NULL;
2443 struct commit_queue_entry *pentry;
2444 int nscrolled = 0, ncommits_needed;
2446 if (s->last_displayed_entry == NULL)
2449 ncommits_needed = s->last_displayed_entry->idx + 1 + maxscroll;
2450 if (s->commits.ncommits < ncommits_needed &&
2451 !s->thread_args.log_complete) {
2453 * Ask the log thread for required amount of commits.
2455 s->thread_args.commits_needed += maxscroll;
2456 err = trigger_log_thread(view, 1);
2462 pentry = TAILQ_NEXT(s->last_displayed_entry, entry);
2463 if (pentry == NULL && view->mode != TOG_VIEW_SPLIT_HRZN)
2466 s->last_displayed_entry = pentry ?
2467 pentry : s->last_displayed_entry;;
2469 pentry = TAILQ_NEXT(s->first_displayed_entry, entry);
2472 s->first_displayed_entry = pentry;
2473 } while (++nscrolled < maxscroll);
2475 if (view->mode == TOG_VIEW_SPLIT_HRZN && !s->thread_args.log_complete)
2476 view->nscrolled += nscrolled;
2478 view->nscrolled = 0;
2483 static const struct got_error *
2484 open_diff_view_for_commit(struct tog_view **new_view, int begin_y, int begin_x,
2485 struct got_commit_object *commit, struct got_object_id *commit_id,
2486 struct tog_view *log_view, struct got_repository *repo)
2488 const struct got_error *err;
2489 struct got_object_qid *parent_id;
2490 struct tog_view *diff_view;
2492 diff_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_DIFF);
2493 if (diff_view == NULL)
2494 return got_error_from_errno("view_open");
2496 parent_id = STAILQ_FIRST(got_object_commit_get_parent_ids(commit));
2497 err = open_diff_view(diff_view, parent_id ? &parent_id->id : NULL,
2498 commit_id, NULL, NULL, 3, 0, 0, log_view, repo);
2500 *new_view = diff_view;
2504 static const struct got_error *
2505 tree_view_visit_subtree(struct tog_tree_view_state *s,
2506 struct got_tree_object *subtree)
2508 struct tog_parent_tree *parent;
2510 parent = calloc(1, sizeof(*parent));
2512 return got_error_from_errno("calloc");
2514 parent->tree = s->tree;
2515 parent->first_displayed_entry = s->first_displayed_entry;
2516 parent->selected_entry = s->selected_entry;
2517 parent->selected = s->selected;
2518 TAILQ_INSERT_HEAD(&s->parents, parent, entry);
2521 s->first_displayed_entry = NULL;
2525 static const struct got_error *
2526 tree_view_walk_path(struct tog_tree_view_state *s,
2527 struct got_commit_object *commit, const char *path)
2529 const struct got_error *err = NULL;
2530 struct got_tree_object *tree = NULL;
2532 char *slash, *subpath = NULL;
2534 /* Walk the path and open corresponding tree objects. */
2537 struct got_tree_entry *te;
2538 struct got_object_id *tree_id;
2544 /* Ensure the correct subtree entry is selected. */
2545 slash = strchr(p, '/');
2547 te_name = strdup(p);
2549 te_name = strndup(p, slash - p);
2550 if (te_name == NULL) {
2551 err = got_error_from_errno("strndup");
2554 te = got_object_tree_find_entry(s->tree, te_name);
2556 err = got_error_path(te_name, GOT_ERR_NO_TREE_ENTRY);
2561 s->first_displayed_entry = s->selected_entry = te;
2563 if (!S_ISDIR(got_tree_entry_get_mode(s->selected_entry)))
2564 break; /* jump to this file's entry */
2566 slash = strchr(p, '/');
2568 subpath = strndup(path, slash - path);
2570 subpath = strdup(path);
2571 if (subpath == NULL) {
2572 err = got_error_from_errno("strdup");
2576 err = got_object_id_by_path(&tree_id, s->repo, commit,
2581 err = got_object_open_as_tree(&tree, s->repo, tree_id);
2586 err = tree_view_visit_subtree(s, tree);
2588 got_object_tree_close(tree);
2602 static const struct got_error *
2603 browse_commit_tree(struct tog_view **new_view, int begin_y, int begin_x,
2604 struct commit_queue_entry *entry, const char *path,
2605 const char *head_ref_name, struct got_repository *repo)
2607 const struct got_error *err = NULL;
2608 struct tog_tree_view_state *s;
2609 struct tog_view *tree_view;
2611 tree_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_TREE);
2612 if (tree_view == NULL)
2613 return got_error_from_errno("view_open");
2615 err = open_tree_view(tree_view, entry->id, head_ref_name, repo);
2618 s = &tree_view->state.tree;
2620 *new_view = tree_view;
2622 if (got_path_is_root_dir(path))
2625 return tree_view_walk_path(s, entry->commit, path);
2628 static const struct got_error *
2629 block_signals_used_by_main_thread(void)
2634 if (sigemptyset(&sigset) == -1)
2635 return got_error_from_errno("sigemptyset");
2637 /* tog handles SIGWINCH, SIGCONT, SIGINT, SIGTERM */
2638 if (sigaddset(&sigset, SIGWINCH) == -1)
2639 return got_error_from_errno("sigaddset");
2640 if (sigaddset(&sigset, SIGCONT) == -1)
2641 return got_error_from_errno("sigaddset");
2642 if (sigaddset(&sigset, SIGINT) == -1)
2643 return got_error_from_errno("sigaddset");
2644 if (sigaddset(&sigset, SIGTERM) == -1)
2645 return got_error_from_errno("sigaddset");
2647 /* ncurses handles SIGTSTP */
2648 if (sigaddset(&sigset, SIGTSTP) == -1)
2649 return got_error_from_errno("sigaddset");
2651 errcode = pthread_sigmask(SIG_BLOCK, &sigset, NULL);
2653 return got_error_set_errno(errcode, "pthread_sigmask");
2659 log_thread(void *arg)
2661 const struct got_error *err = NULL;
2663 struct tog_log_thread_args *a = arg;
2667 * Sync startup with main thread such that we begin our
2668 * work once view_input() has released the mutex.
2670 errcode = pthread_mutex_lock(&tog_mutex);
2672 err = got_error_set_errno(errcode, "pthread_mutex_lock");
2676 err = block_signals_used_by_main_thread();
2678 pthread_mutex_unlock(&tog_mutex);
2682 while (!done && !err && !tog_fatal_signal_received()) {
2683 errcode = pthread_mutex_unlock(&tog_mutex);
2685 err = got_error_set_errno(errcode,
2686 "pthread_mutex_unlock");
2689 err = queue_commits(a);
2691 if (err->code != GOT_ERR_ITER_COMPLETED)
2695 } else if (a->commits_needed > 0 && !a->load_all)
2696 a->commits_needed--;
2698 errcode = pthread_mutex_lock(&tog_mutex);
2700 err = got_error_set_errno(errcode,
2701 "pthread_mutex_lock");
2703 } else if (*a->quit)
2705 else if (*a->first_displayed_entry == NULL) {
2706 *a->first_displayed_entry =
2707 TAILQ_FIRST(&a->commits->head);
2708 *a->selected_entry = *a->first_displayed_entry;
2711 errcode = pthread_cond_signal(&a->commit_loaded);
2713 err = got_error_set_errno(errcode,
2714 "pthread_cond_signal");
2715 pthread_mutex_unlock(&tog_mutex);
2720 a->commits_needed = 0;
2722 if (a->commits_needed == 0 && !a->load_all) {
2723 errcode = pthread_cond_wait(&a->need_commits,
2726 err = got_error_set_errno(errcode,
2727 "pthread_cond_wait");
2728 pthread_mutex_unlock(&tog_mutex);
2736 a->log_complete = 1;
2737 errcode = pthread_mutex_unlock(&tog_mutex);
2739 err = got_error_set_errno(errcode, "pthread_mutex_unlock");
2742 tog_thread_error = 1;
2743 pthread_cond_signal(&a->commit_loaded);
2748 static const struct got_error *
2749 stop_log_thread(struct tog_log_view_state *s)
2751 const struct got_error *err = NULL, *thread_err = NULL;
2756 errcode = pthread_cond_signal(&s->thread_args.need_commits);
2758 return got_error_set_errno(errcode,
2759 "pthread_cond_signal");
2760 errcode = pthread_mutex_unlock(&tog_mutex);
2762 return got_error_set_errno(errcode,
2763 "pthread_mutex_unlock");
2764 errcode = pthread_join(s->thread, (void **)&thread_err);
2766 return got_error_set_errno(errcode, "pthread_join");
2767 errcode = pthread_mutex_lock(&tog_mutex);
2769 return got_error_set_errno(errcode,
2770 "pthread_mutex_lock");
2771 s->thread = 0; //NULL;
2774 if (s->thread_args.repo) {
2775 err = got_repo_close(s->thread_args.repo);
2776 s->thread_args.repo = NULL;
2779 if (s->thread_args.pack_fds) {
2780 const struct got_error *pack_err =
2781 got_repo_pack_fds_close(s->thread_args.pack_fds);
2784 s->thread_args.pack_fds = NULL;
2787 if (s->thread_args.graph) {
2788 got_commit_graph_close(s->thread_args.graph);
2789 s->thread_args.graph = NULL;
2792 return err ? err : thread_err;
2795 static const struct got_error *
2796 close_log_view(struct tog_view *view)
2798 const struct got_error *err = NULL;
2799 struct tog_log_view_state *s = &view->state.log;
2802 err = stop_log_thread(s);
2804 errcode = pthread_cond_destroy(&s->thread_args.need_commits);
2805 if (errcode && err == NULL)
2806 err = got_error_set_errno(errcode, "pthread_cond_destroy");
2808 errcode = pthread_cond_destroy(&s->thread_args.commit_loaded);
2809 if (errcode && err == NULL)
2810 err = got_error_set_errno(errcode, "pthread_cond_destroy");
2812 free_commits(&s->commits);
2813 free(s->in_repo_path);
2814 s->in_repo_path = NULL;
2817 free(s->head_ref_name);
2818 s->head_ref_name = NULL;
2822 static const struct got_error *
2823 search_start_log_view(struct tog_view *view)
2825 struct tog_log_view_state *s = &view->state.log;
2827 s->matched_entry = NULL;
2828 s->search_entry = NULL;
2832 static const struct got_error *
2833 search_next_log_view(struct tog_view *view)
2835 const struct got_error *err = NULL;
2836 struct tog_log_view_state *s = &view->state.log;
2837 struct commit_queue_entry *entry;
2839 /* Display progress update in log view. */
2840 show_log_view(view);
2844 if (s->search_entry) {
2846 errcode = pthread_mutex_unlock(&tog_mutex);
2848 return got_error_set_errno(errcode,
2849 "pthread_mutex_unlock");
2850 ch = wgetch(view->window);
2851 errcode = pthread_mutex_lock(&tog_mutex);
2853 return got_error_set_errno(errcode,
2854 "pthread_mutex_lock");
2855 if (ch == CTRL('g') || ch == KEY_BACKSPACE) {
2856 view->search_next_done = TOG_SEARCH_HAVE_MORE;
2859 if (view->searching == TOG_SEARCH_FORWARD)
2860 entry = TAILQ_NEXT(s->search_entry, entry);
2862 entry = TAILQ_PREV(s->search_entry,
2863 commit_queue_head, entry);
2864 } else if (s->matched_entry) {
2865 int matched_idx = s->matched_entry->idx;
2866 int selected_idx = s->selected_entry->idx;
2869 * If the user has moved the cursor after we hit a match,
2870 * the position from where we should continue searching
2871 * might have changed.
2873 if (view->searching == TOG_SEARCH_FORWARD) {
2874 if (matched_idx > selected_idx)
2875 entry = TAILQ_NEXT(s->selected_entry, entry);
2877 entry = TAILQ_NEXT(s->matched_entry, entry);
2879 if (matched_idx < selected_idx)
2880 entry = TAILQ_PREV(s->selected_entry,
2881 commit_queue_head, entry);
2883 entry = TAILQ_PREV(s->matched_entry,
2884 commit_queue_head, entry);
2887 entry = s->selected_entry;
2893 if (entry == NULL) {
2894 if (s->thread_args.log_complete ||
2895 view->searching == TOG_SEARCH_BACKWARD) {
2896 view->search_next_done =
2897 (s->matched_entry == NULL ?
2898 TOG_SEARCH_HAVE_NONE : TOG_SEARCH_NO_MORE);
2899 s->search_entry = NULL;
2903 * Poke the log thread for more commits and return,
2904 * allowing the main loop to make progress. Search
2905 * will resume at s->search_entry once we come back.
2907 s->thread_args.commits_needed++;
2908 return trigger_log_thread(view, 0);
2911 err = match_commit(&have_match, entry->id, entry->commit,
2916 view->search_next_done = TOG_SEARCH_HAVE_MORE;
2917 s->matched_entry = entry;
2921 s->search_entry = entry;
2922 if (view->searching == TOG_SEARCH_FORWARD)
2923 entry = TAILQ_NEXT(entry, entry);
2925 entry = TAILQ_PREV(entry, commit_queue_head, entry);
2928 if (s->matched_entry) {
2929 int cur = s->selected_entry->idx;
2930 while (cur < s->matched_entry->idx) {
2931 err = input_log_view(NULL, view, KEY_DOWN);
2936 while (cur > s->matched_entry->idx) {
2937 err = input_log_view(NULL, view, KEY_UP);
2944 s->search_entry = NULL;
2949 static const struct got_error *
2950 open_log_view(struct tog_view *view, struct got_object_id *start_id,
2951 struct got_repository *repo, const char *head_ref_name,
2952 const char *in_repo_path, int log_branches)
2954 const struct got_error *err = NULL;
2955 struct tog_log_view_state *s = &view->state.log;
2956 struct got_repository *thread_repo = NULL;
2957 struct got_commit_graph *thread_graph = NULL;
2960 if (in_repo_path != s->in_repo_path) {
2961 free(s->in_repo_path);
2962 s->in_repo_path = strdup(in_repo_path);
2963 if (s->in_repo_path == NULL)
2964 return got_error_from_errno("strdup");
2967 /* The commit queue only contains commits being displayed. */
2968 TAILQ_INIT(&s->commits.head);
2969 s->commits.ncommits = 0;
2972 if (head_ref_name) {
2973 s->head_ref_name = strdup(head_ref_name);
2974 if (s->head_ref_name == NULL) {
2975 err = got_error_from_errno("strdup");
2979 s->start_id = got_object_id_dup(start_id);
2980 if (s->start_id == NULL) {
2981 err = got_error_from_errno("got_object_id_dup");
2984 s->log_branches = log_branches;
2986 STAILQ_INIT(&s->colors);
2987 if (has_colors() && getenv("TOG_COLORS") != NULL) {
2988 err = add_color(&s->colors, "^$", TOG_COLOR_COMMIT,
2989 get_color_value("TOG_COLOR_COMMIT"));
2992 err = add_color(&s->colors, "^$", TOG_COLOR_AUTHOR,
2993 get_color_value("TOG_COLOR_AUTHOR"));
2995 free_colors(&s->colors);
2998 err = add_color(&s->colors, "^$", TOG_COLOR_DATE,
2999 get_color_value("TOG_COLOR_DATE"));
3001 free_colors(&s->colors);
3006 view->show = show_log_view;
3007 view->input = input_log_view;
3008 view->resize = resize_log_view;
3009 view->close = close_log_view;
3010 view->search_start = search_start_log_view;
3011 view->search_next = search_next_log_view;
3013 if (s->thread_args.pack_fds == NULL) {
3014 err = got_repo_pack_fds_open(&s->thread_args.pack_fds);
3018 err = got_repo_open(&thread_repo, got_repo_get_path(repo), NULL,
3019 s->thread_args.pack_fds);
3022 err = got_commit_graph_open(&thread_graph, s->in_repo_path,
3026 err = got_commit_graph_iter_start(thread_graph, s->start_id,
3027 s->repo, NULL, NULL);
3031 errcode = pthread_cond_init(&s->thread_args.need_commits, NULL);
3033 err = got_error_set_errno(errcode, "pthread_cond_init");
3036 errcode = pthread_cond_init(&s->thread_args.commit_loaded, NULL);
3038 err = got_error_set_errno(errcode, "pthread_cond_init");
3042 s->thread_args.commits_needed = view->nlines;
3043 s->thread_args.graph = thread_graph;
3044 s->thread_args.commits = &s->commits;
3045 s->thread_args.in_repo_path = s->in_repo_path;
3046 s->thread_args.start_id = s->start_id;
3047 s->thread_args.repo = thread_repo;
3048 s->thread_args.log_complete = 0;
3049 s->thread_args.quit = &s->quit;
3050 s->thread_args.first_displayed_entry = &s->first_displayed_entry;
3051 s->thread_args.selected_entry = &s->selected_entry;
3052 s->thread_args.searching = &view->searching;
3053 s->thread_args.search_next_done = &view->search_next_done;
3054 s->thread_args.regex = &view->regex;
3057 close_log_view(view);
3061 static const struct got_error *
3062 show_log_view(struct tog_view *view)
3064 const struct got_error *err;
3065 struct tog_log_view_state *s = &view->state.log;
3067 if (s->thread == 0) { //NULL) {
3068 int errcode = pthread_create(&s->thread, NULL, log_thread,
3071 return got_error_set_errno(errcode, "pthread_create");
3072 if (s->thread_args.commits_needed > 0) {
3073 err = trigger_log_thread(view, 1);
3079 return draw_commits(view);
3083 log_move_cursor_up(struct tog_view *view, int page, int home)
3085 struct tog_log_view_state *s = &view->state.log;
3087 if (s->selected_entry->idx == 0)
3089 if (s->first_displayed_entry == NULL)
3092 if ((page && TAILQ_FIRST(&s->commits.head) == s->first_displayed_entry)
3094 s->selected = home ? 0 : MAX(0, s->selected - page - 1);
3096 if (!page && !home && s->selected > 0)
3099 log_scroll_up(s, home ? s->commits.ncommits : MAX(page, 1));
3105 static const struct got_error *
3106 log_move_cursor_down(struct tog_view *view, int page)
3108 struct tog_log_view_state *s = &view->state.log;
3109 struct commit_queue_entry *first;
3110 const struct got_error *err = NULL;
3112 first = s->first_displayed_entry;
3113 if (first == NULL) {
3118 if (s->thread_args.log_complete &&
3119 s->selected_entry->idx >= s->commits.ncommits - 1)
3123 int eos = view->nlines - 2;
3125 if (view_is_hsplit_top(view))
3126 --eos; /* border consumes the last line */
3127 if (s->selected < MIN(eos, s->commits.ncommits - 1))
3130 err = log_scroll_down(view, 1);
3131 } else if (s->thread_args.load_all) {
3132 if (s->last_displayed_entry->idx == s->commits.ncommits - 1)
3133 s->selected += MIN(s->last_displayed_entry->idx -
3134 s->selected_entry->idx, page + 1);
3136 err = log_scroll_down(view, MIN(page,
3137 s->commits.ncommits - s->selected_entry->idx - 1));
3138 s->selected = MIN(view->nlines - 2, s->commits.ncommits - 1);
3140 err = log_scroll_down(view, page);
3143 if (first == s->first_displayed_entry && s->selected <
3144 MIN(view->nlines - 2, s->commits.ncommits - 1)) {
3145 s->selected = MIN(s->commits.ncommits - 1, page);
3152 * We might necessarily overshoot in horizontal
3153 * splits; if so, select the last displayed commit.
3155 s->selected = MIN(s->selected,
3156 s->last_displayed_entry->idx - s->first_displayed_entry->idx);
3160 if (s->thread_args.log_complete &&
3161 s->selected_entry->idx == s->commits.ncommits - 1)
3168 view_get_split(struct tog_view *view, int *y, int *x)
3173 if (view->mode == TOG_VIEW_SPLIT_HRZN) {
3174 if (view->child && view->child->resized_y)
3175 *y = view->child->resized_y;
3176 else if (view->resized_y)
3177 *y = view->resized_y;
3179 *y = view_split_begin_y(view->lines);
3180 } else if (view->mode == TOG_VIEW_SPLIT_VERT) {
3181 if (view->child && view->child->resized_x)
3182 *x = view->child->resized_x;
3183 else if (view->resized_x)
3184 *x = view->resized_x;
3186 *x = view_split_begin_x(view->begin_x);
3190 /* Split view horizontally at y and offset view->state->selected line. */
3191 static const struct got_error *
3192 view_init_hsplit(struct tog_view *view, int y)
3194 const struct got_error *err = NULL;
3198 err = view_resize(view);
3202 err = offset_selection_down(view);
3207 static const struct got_error *
3208 input_log_view(struct tog_view **new_view, struct tog_view *view, int ch)
3210 const struct got_error *err = NULL;
3211 struct tog_log_view_state *s = &view->state.log;
3212 struct tog_view *diff_view = NULL, *tree_view = NULL;
3213 struct tog_view *ref_view = NULL;
3214 struct commit_queue_entry *entry;
3215 int begin_x = 0, begin_y = 0, eos, n, nscroll;
3217 if (s->thread_args.load_all) {
3218 if (ch == CTRL('g') || ch == KEY_BACKSPACE)
3219 s->thread_args.load_all = 0;
3220 else if (s->thread_args.log_complete) {
3221 err = log_move_cursor_down(view, s->commits.ncommits);
3222 s->thread_args.load_all = 0;
3227 eos = nscroll = view->nlines - 1;
3228 if (view_is_hsplit_top(view))
3239 view->x = MAX(view->maxx - view->ncols / 2, 0);
3244 if (view->x + view->ncols / 2 < view->maxx)
3245 view->x += 2; /* move two columns right */
3251 view->x -= MIN(view->x, 2); /* move two columns back */
3260 log_move_cursor_up(view, 0, 0);
3264 log_move_cursor_up(view, 0, 1);
3274 log_move_cursor_up(view, nscroll, 0);
3281 err = log_move_cursor_down(view, 0);
3284 s->use_committer = !s->use_committer;
3288 /* We don't know yet how many commits, so we're forced to
3289 * traverse them all. */
3291 if (!s->thread_args.log_complete) {
3292 s->thread_args.load_all = 1;
3293 return trigger_log_thread(view, 0);
3297 entry = TAILQ_LAST(&s->commits.head, commit_queue_head);
3298 for (n = 0; n < eos; n++) {
3301 s->first_displayed_entry = entry;
3302 entry = TAILQ_PREV(entry, commit_queue_head, entry);
3305 s->selected = n - 1;
3317 err = log_move_cursor_down(view, nscroll);
3320 if (s->selected > view->nlines - 2)
3321 s->selected = view->nlines - 2;
3322 if (s->selected > s->commits.ncommits - 1)
3323 s->selected = s->commits.ncommits - 1;
3325 if (s->commits.ncommits < view->nlines - 1 &&
3326 !s->thread_args.log_complete) {
3327 s->thread_args.commits_needed += (view->nlines - 1) -
3328 s->commits.ncommits;
3329 err = trigger_log_thread(view, 1);
3335 if (s->selected_entry == NULL)
3338 /* get dimensions--don't split till initialisation succeeds */
3339 if (view_is_parent_view(view))
3340 view_get_split(view, &begin_y, &begin_x);
3342 err = open_diff_view_for_commit(&diff_view, begin_y, begin_x,
3343 s->selected_entry->commit, s->selected_entry->id,
3348 if (view_is_parent_view(view) &&
3349 view->mode == TOG_VIEW_SPLIT_HRZN) { /* safe to split */
3350 err = view_init_hsplit(view, begin_y);
3356 diff_view->focussed = 1;
3357 diff_view->mode = view->mode;
3358 diff_view->nlines = view->lines - begin_y;
3360 if (view_is_parent_view(view)) {
3361 view_transfer_size(diff_view, view);
3362 err = view_close_child(view);
3365 err = view_set_child(view, diff_view);
3368 view->focus_child = 1;
3370 *new_view = diff_view;
3374 if (s->selected_entry == NULL)
3376 if (view_is_parent_view(view))
3377 view_get_split(view, &begin_y, &begin_x);
3378 err = browse_commit_tree(&tree_view, begin_y, begin_x,
3379 s->selected_entry, s->in_repo_path, s->head_ref_name,
3383 if (view_is_parent_view(view) &&
3384 view->mode == TOG_VIEW_SPLIT_HRZN) {
3385 err = view_init_hsplit(view, begin_y);
3390 tree_view->focussed = 1;
3391 tree_view->mode = view->mode;
3392 tree_view->nlines = view->lines - begin_y;
3393 if (view_is_parent_view(view)) {
3394 view_transfer_size(tree_view, view);
3395 err = view_close_child(view);
3398 err = view_set_child(view, tree_view);
3401 view->focus_child = 1;
3403 *new_view = tree_view;
3409 if (ch == KEY_BACKSPACE &&
3410 got_path_is_root_dir(s->in_repo_path))
3412 err = stop_log_thread(s);
3415 if (ch == KEY_BACKSPACE) {
3417 err = got_path_dirname(&parent_path, s->in_repo_path);
3420 free(s->in_repo_path);
3421 s->in_repo_path = parent_path;
3422 s->thread_args.in_repo_path = s->in_repo_path;
3423 } else if (ch == CTRL('l')) {
3424 struct got_object_id *start_id;
3425 err = got_repo_match_object_id(&start_id, NULL,
3426 s->head_ref_name ? s->head_ref_name : GOT_REF_HEAD,
3427 GOT_OBJ_TYPE_COMMIT, &tog_refs, s->repo);
3431 s->start_id = start_id;
3432 s->thread_args.start_id = s->start_id;
3434 s->log_branches = !s->log_branches;
3436 if (s->thread_args.pack_fds == NULL) {
3437 err = got_repo_pack_fds_open(&s->thread_args.pack_fds);
3441 err = got_repo_open(&s->thread_args.repo,
3442 got_repo_get_path(s->repo), NULL,
3443 s->thread_args.pack_fds);
3447 err = tog_load_refs(s->repo, 0);
3450 err = got_commit_graph_open(&s->thread_args.graph,
3451 s->in_repo_path, !s->log_branches);
3454 err = got_commit_graph_iter_start(s->thread_args.graph,
3455 s->start_id, s->repo, NULL, NULL);
3458 free_commits(&s->commits);
3459 s->first_displayed_entry = NULL;
3460 s->last_displayed_entry = NULL;
3461 s->selected_entry = NULL;
3463 s->thread_args.log_complete = 0;
3465 s->thread_args.commits_needed = view->lines;
3466 s->matched_entry = NULL;
3467 s->search_entry = NULL;
3472 if (view_is_parent_view(view))
3473 view_get_split(view, &begin_y, &begin_x);
3474 ref_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_REF);
3475 if (ref_view == NULL)
3476 return got_error_from_errno("view_open");
3477 err = open_ref_view(ref_view, s->repo);
3479 view_close(ref_view);
3482 if (view_is_parent_view(view) &&
3483 view->mode == TOG_VIEW_SPLIT_HRZN) {
3484 err = view_init_hsplit(view, begin_y);
3489 ref_view->focussed = 1;
3490 ref_view->mode = view->mode;
3491 ref_view->nlines = view->lines - begin_y;
3492 if (view_is_parent_view(view)) {
3493 view_transfer_size(ref_view, view);
3494 err = view_close_child(view);
3497 err = view_set_child(view, ref_view);
3500 view->focus_child = 1;
3502 *new_view = ref_view;
3512 static const struct got_error *
3513 apply_unveil(const char *repo_path, const char *worktree_path)
3515 const struct got_error *error;
3518 if (unveil("gmon.out", "rwc") != 0)
3519 return got_error_from_errno2("unveil", "gmon.out");
3521 if (repo_path && unveil(repo_path, "r") != 0)
3522 return got_error_from_errno2("unveil", repo_path);
3524 if (worktree_path && unveil(worktree_path, "rwc") != 0)
3525 return got_error_from_errno2("unveil", worktree_path);
3527 if (unveil(GOT_TMPDIR_STR, "rwc") != 0)
3528 return got_error_from_errno2("unveil", GOT_TMPDIR_STR);
3530 error = got_privsep_unveil_exec_helpers();
3534 if (unveil(NULL, NULL) != 0)
3535 return got_error_from_errno("unveil");
3544 * Override default signal handlers before starting ncurses.
3545 * This should prevent ncurses from installing its own
3546 * broken cleanup() signal handler.
3548 signal(SIGWINCH, tog_sigwinch);
3549 signal(SIGPIPE, tog_sigpipe);
3550 signal(SIGCONT, tog_sigcont);
3551 signal(SIGINT, tog_sigint);
3552 signal(SIGTERM, tog_sigterm);
3556 halfdelay(1); /* Do fast refresh while initial view is loading. */
3559 intrflush(stdscr, FALSE);
3560 keypad(stdscr, TRUE);
3562 if (getenv("TOG_COLORS") != NULL) {
3564 use_default_colors();
3568 static const struct got_error *
3569 get_in_repo_path_from_argv0(char **in_repo_path, int argc, char *argv[],
3570 struct got_repository *repo, struct got_worktree *worktree)
3572 const struct got_error *err = NULL;
3575 *in_repo_path = strdup("/");
3576 if (*in_repo_path == NULL)
3577 return got_error_from_errno("strdup");
3582 const char *prefix = got_worktree_get_path_prefix(worktree);
3585 err = got_worktree_resolve_path(&p, worktree, argv[0]);
3588 if (asprintf(in_repo_path, "%s%s%s", prefix,
3589 (p[0] != '\0' && !got_path_is_root_dir(prefix)) ? "/" : "",
3591 err = got_error_from_errno("asprintf");
3592 *in_repo_path = NULL;
3596 err = got_repo_map_path(in_repo_path, repo, argv[0]);
3601 static const struct got_error *
3602 cmd_log(int argc, char *argv[])
3604 const struct got_error *error;
3605 struct got_repository *repo = NULL;
3606 struct got_worktree *worktree = NULL;
3607 struct got_object_id *start_id = NULL;
3608 char *in_repo_path = NULL, *repo_path = NULL, *cwd = NULL;
3609 char *start_commit = NULL, *label = NULL;
3610 struct got_reference *ref = NULL;
3611 const char *head_ref_name = NULL;
3612 int ch, log_branches = 0;
3613 struct tog_view *view;
3614 int *pack_fds = NULL;
3616 while ((ch = getopt(argc, argv, "bc:r:")) != -1) {
3622 start_commit = optarg;
3625 repo_path = realpath(optarg, NULL);
3626 if (repo_path == NULL)
3627 return got_error_from_errno2("realpath",
3642 error = got_repo_pack_fds_open(&pack_fds);
3646 if (repo_path == NULL) {
3647 cwd = getcwd(NULL, 0);
3649 return got_error_from_errno("getcwd");
3650 error = got_worktree_open(&worktree, cwd);
3651 if (error && error->code != GOT_ERR_NOT_WORKTREE)
3655 strdup(got_worktree_get_repo_path(worktree));
3657 repo_path = strdup(cwd);
3658 if (repo_path == NULL) {
3659 error = got_error_from_errno("strdup");
3664 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
3668 error = get_in_repo_path_from_argv0(&in_repo_path, argc, argv,
3675 error = apply_unveil(got_repo_get_path(repo),
3676 worktree ? got_worktree_get_root_path(worktree) : NULL);
3680 /* already loaded by tog_log_with_path()? */
3681 if (TAILQ_EMPTY(&tog_refs)) {
3682 error = tog_load_refs(repo, 0);
3687 if (start_commit == NULL) {
3688 error = got_repo_match_object_id(&start_id, &label,
3689 worktree ? got_worktree_get_head_ref_name(worktree) :
3690 GOT_REF_HEAD, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
3693 head_ref_name = label;
3695 error = got_ref_open(&ref, repo, start_commit, 0);
3697 head_ref_name = got_ref_get_name(ref);
3698 else if (error->code != GOT_ERR_NOT_REF)
3700 error = got_repo_match_object_id(&start_id, NULL,
3701 start_commit, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
3706 view = view_open(0, 0, 0, 0, TOG_VIEW_LOG);
3708 error = got_error_from_errno("view_open");
3711 error = open_log_view(view, start_id, repo, head_ref_name,
3712 in_repo_path, log_branches);
3716 /* Release work tree lock. */
3717 got_worktree_close(worktree);
3720 error = view_loop(view);
3730 const struct got_error *close_err = got_repo_close(repo);
3735 got_worktree_close(worktree);
3737 const struct got_error *pack_err =
3738 got_repo_pack_fds_close(pack_fds);
3750 fprintf(stderr, "usage: %s diff [-a] [-C number] [-r repository-path] "
3751 "[-w] object1 object2\n", getprogname());
3756 match_line(const char *line, regex_t *regex, size_t nmatch,
3757 regmatch_t *regmatch)
3759 return regexec(regex, line, nmatch, regmatch, 0) == 0;
3762 static struct tog_color *
3763 match_color(struct tog_colors *colors, const char *line)
3765 struct tog_color *tc = NULL;
3767 STAILQ_FOREACH(tc, colors, entry) {
3768 if (match_line(line, &tc->regex, 0, NULL))
3775 static const struct got_error *
3776 add_matched_line(int *wtotal, const char *line, int wlimit, int col_tab_align,
3777 WINDOW *window, int skipcol, regmatch_t *regmatch)
3779 const struct got_error *err = NULL;
3781 wchar_t *wline = NULL;
3782 int rme, rms, n, width, scrollx;
3783 int width0 = 0, width1 = 0, width2 = 0;
3784 char *seg0 = NULL, *seg1 = NULL, *seg2 = NULL;
3788 rms = regmatch->rm_so;
3789 rme = regmatch->rm_eo;
3791 err = expand_tab(&exstr, line);
3795 /* Split the line into 3 segments, according to match offsets. */
3796 seg0 = strndup(exstr, rms);
3798 err = got_error_from_errno("strndup");
3801 seg1 = strndup(exstr + rms, rme - rms);
3803 err = got_error_from_errno("strndup");
3806 seg2 = strdup(exstr + rme);
3808 err = got_error_from_errno("strndup");
3812 /* draw up to matched token if we haven't scrolled past it */
3813 err = format_line(&wline, &width0, NULL, seg0, 0, wlimit,
3817 n = MAX(width0 - skipcol, 0);
3820 err = format_line(&wline, &width, &scrollx, seg0, skipcol,
3821 wlimit, col_tab_align, 1);
3824 waddwstr(window, &wline[scrollx]);
3834 err = format_line(&wline, &width1, NULL, seg1, 0, wlimit,
3838 wlen = wcslen(wline);
3840 width = wcwidth(wline[i]);
3842 /* should not happen, tabs are expanded */
3843 err = got_error(GOT_ERR_RANGE);
3846 if (width0 + w + width > skipcol)
3851 /* draw (visible part of) matched token (if scrolled into it) */
3852 if (width1 - w > 0) {
3853 wattron(window, A_STANDOUT);
3854 waddwstr(window, &wline[i]);
3855 wattroff(window, A_STANDOUT);
3856 wlimit -= (width1 - w);
3857 *wtotal += (width1 - w);
3861 if (wlimit > 0) { /* draw rest of line */
3863 if (skipcol > width0 + width1) {
3864 err = format_line(&wline, &width2, &scrollx, seg2,
3865 skipcol - (width0 + width1), wlimit,
3869 waddwstr(window, &wline[scrollx]);
3871 err = format_line(&wline, &width2, NULL, seg2, 0,
3872 wlimit, col_tab_align, 1);
3875 waddwstr(window, wline);
3888 static const struct got_error *
3889 draw_file(struct tog_view *view, const char *header)
3891 struct tog_diff_view_state *s = &view->state.diff;
3892 regmatch_t *regmatch = &view->regmatch;
3893 const struct got_error *err;
3896 size_t linesize = 0;
3898 struct tog_color *tc;
3901 int max_lines = view->nlines;
3902 int nlines = s->nlines;
3905 line_offset = s->line_offsets[s->first_displayed_line - 1];
3906 if (fseeko(s->f, line_offset, SEEK_SET) == -1)
3907 return got_error_from_errno("fseek");
3909 werase(view->window);
3912 if (asprintf(&line, "[%d/%d] %s",
3913 s->first_displayed_line - 1 + s->selected_line, nlines,
3915 return got_error_from_errno("asprintf");
3916 err = format_line(&wline, &width, NULL, line, 0, view->ncols,
3922 if (view_needs_focus_indication(view))
3923 wstandout(view->window);
3924 waddwstr(view->window, wline);
3927 if (view_needs_focus_indication(view))
3928 wstandend(view->window);
3929 if (width <= view->ncols - 1)
3930 waddch(view->window, '\n');
3940 while (max_lines > 0 && nprinted < max_lines) {
3941 linelen = getline(&line, &linesize, s->f);
3942 if (linelen == -1) {
3948 return got_ferror(s->f, GOT_ERR_IO);
3951 /* Set view->maxx based on full line length. */
3952 err = format_line(&wline, &width, NULL, line, 0, INT_MAX, 0,
3958 view->maxx = MAX(view->maxx, width);
3962 tc = match_color(&s->colors, line);
3964 wattr_on(view->window,
3965 COLOR_PAIR(tc->colorpair), NULL);
3966 if (s->first_displayed_line + nprinted == s->matched_line &&
3967 regmatch->rm_so >= 0 && regmatch->rm_so < regmatch->rm_eo) {
3968 err = add_matched_line(&width, line, view->ncols, 0,
3969 view->window, view->x, regmatch);
3976 err = format_line(&wline, &width, &skip, line,
3977 view->x, view->ncols, 0, view->x ? 1 : 0);
3982 waddwstr(view->window, &wline[skip]);
3987 wattr_off(view->window,
3988 COLOR_PAIR(tc->colorpair), NULL);
3989 if (width <= view->ncols - 1)
3990 waddch(view->window, '\n');
3995 s->last_displayed_line = s->first_displayed_line +
3998 s->last_displayed_line = s->first_displayed_line;
4003 while (nprinted < view->nlines) {
4004 waddch(view->window, '\n');
4008 err = format_line(&wline, &width, NULL, TOG_EOF_STRING, 0,
4014 wstandout(view->window);
4015 waddwstr(view->window, wline);
4018 wstandend(view->window);
4025 get_datestr(time_t *time, char *datebuf)
4027 struct tm mytm, *tm;
4030 tm = gmtime_r(time, &mytm);
4033 s = asctime_r(tm, datebuf);
4036 p = strchr(s, '\n');
4042 static const struct got_error *
4043 get_changed_paths(struct got_pathlist_head *paths,
4044 struct got_commit_object *commit, struct got_repository *repo)
4046 const struct got_error *err = NULL;
4047 struct got_object_id *tree_id1 = NULL, *tree_id2 = NULL;
4048 struct got_tree_object *tree1 = NULL, *tree2 = NULL;
4049 struct got_object_qid *qid;
4051 qid = STAILQ_FIRST(got_object_commit_get_parent_ids(commit));
4053 struct got_commit_object *pcommit;
4054 err = got_object_open_as_commit(&pcommit, repo,
4059 tree_id1 = got_object_id_dup(
4060 got_object_commit_get_tree_id(pcommit));
4061 if (tree_id1 == NULL) {
4062 got_object_commit_close(pcommit);
4063 return got_error_from_errno("got_object_id_dup");
4065 got_object_commit_close(pcommit);
4070 err = got_object_open_as_tree(&tree1, repo, tree_id1);
4075 tree_id2 = got_object_commit_get_tree_id(commit);
4076 err = got_object_open_as_tree(&tree2, repo, tree_id2);
4080 err = got_diff_tree(tree1, tree2, NULL, NULL, -1, -1, "", "", repo,
4081 got_diff_tree_collect_changed_paths, paths, 0);
4084 got_object_tree_close(tree1);
4086 got_object_tree_close(tree2);
4091 static const struct got_error *
4092 add_line_offset(off_t **line_offsets, size_t *nlines, off_t off)
4096 p = reallocarray(*line_offsets, *nlines + 1, sizeof(off_t));
4098 return got_error_from_errno("reallocarray");
4100 (*line_offsets)[*nlines] = off;
4105 static const struct got_error *
4106 write_commit_info(off_t **line_offsets, size_t *nlines,
4107 struct got_object_id *commit_id, struct got_reflist_head *refs,
4108 struct got_repository *repo, FILE *outfile)
4110 const struct got_error *err = NULL;
4111 char datebuf[26], *datestr;
4112 struct got_commit_object *commit;
4113 char *id_str = NULL, *logmsg = NULL, *s = NULL, *line;
4114 time_t committer_time;
4115 const char *author, *committer;
4116 char *refs_str = NULL;
4117 struct got_pathlist_head changed_paths;
4118 struct got_pathlist_entry *pe;
4122 TAILQ_INIT(&changed_paths);
4125 err = build_refs_str(&refs_str, refs, commit_id, repo);
4130 err = got_object_open_as_commit(&commit, repo, commit_id);
4134 err = got_object_id_str(&id_str, commit_id);
4136 err = got_error_from_errno("got_object_id_str");
4140 err = add_line_offset(line_offsets, nlines, 0);
4144 n = fprintf(outfile, "commit %s%s%s%s\n", id_str, refs_str ? " (" : "",
4145 refs_str ? refs_str : "", refs_str ? ")" : "");
4147 err = got_error_from_errno("fprintf");
4151 err = add_line_offset(line_offsets, nlines, outoff);
4155 n = fprintf(outfile, "from: %s\n",
4156 got_object_commit_get_author(commit));
4158 err = got_error_from_errno("fprintf");
4162 err = add_line_offset(line_offsets, nlines, outoff);
4166 committer_time = got_object_commit_get_committer_time(commit);
4167 datestr = get_datestr(&committer_time, datebuf);
4169 n = fprintf(outfile, "date: %s UTC\n", datestr);
4171 err = got_error_from_errno("fprintf");
4175 err = add_line_offset(line_offsets, nlines, outoff);
4179 author = got_object_commit_get_author(commit);
4180 committer = got_object_commit_get_committer(commit);
4181 if (strcmp(author, committer) != 0) {
4182 n = fprintf(outfile, "via: %s\n", committer);
4184 err = got_error_from_errno("fprintf");
4188 err = add_line_offset(line_offsets, nlines, outoff);
4192 if (got_object_commit_get_nparents(commit) > 1) {
4193 const struct got_object_id_queue *parent_ids;
4194 struct got_object_qid *qid;
4196 parent_ids = got_object_commit_get_parent_ids(commit);
4197 STAILQ_FOREACH(qid, parent_ids, entry) {
4198 err = got_object_id_str(&id_str, &qid->id);
4201 n = fprintf(outfile, "parent %d: %s\n", pn++, id_str);
4203 err = got_error_from_errno("fprintf");
4207 err = add_line_offset(line_offsets, nlines, outoff);
4215 err = got_object_commit_get_logmsg(&logmsg, commit);
4219 while ((line = strsep(&s, "\n")) != NULL) {
4220 n = fprintf(outfile, "%s\n", line);
4222 err = got_error_from_errno("fprintf");
4226 err = add_line_offset(line_offsets, nlines, outoff);
4231 err = get_changed_paths(&changed_paths, commit, repo);
4234 TAILQ_FOREACH(pe, &changed_paths, entry) {
4235 struct got_diff_changed_path *cp = pe->data;
4236 n = fprintf(outfile, "%c %s\n", cp->status, pe->path);
4238 err = got_error_from_errno("fprintf");
4242 err = add_line_offset(line_offsets, nlines, outoff);
4245 free((char *)pe->path);
4249 fputc('\n', outfile);
4251 err = add_line_offset(line_offsets, nlines, outoff);
4253 got_pathlist_free(&changed_paths);
4257 got_object_commit_close(commit);
4259 free(*line_offsets);
4260 *line_offsets = NULL;
4266 static const struct got_error *
4267 create_diff(struct tog_diff_view_state *s)
4269 const struct got_error *err = NULL;
4273 free(s->line_offsets);
4274 s->line_offsets = malloc(sizeof(off_t));
4275 if (s->line_offsets == NULL)
4276 return got_error_from_errno("malloc");
4281 err = got_error_from_errno("got_opentemp");
4284 if (s->f && fclose(s->f) == EOF) {
4285 err = got_error_from_errno("fclose");
4291 err = got_object_get_type(&obj_type, s->repo, s->id1);
4293 err = got_object_get_type(&obj_type, s->repo, s->id2);
4298 case GOT_OBJ_TYPE_BLOB:
4299 err = got_diff_objects_as_blobs(&s->line_offsets, &s->nlines,
4300 s->f1, s->f2, s->fd1, s->fd2, s->id1, s->id2,
4301 s->label1, s->label2, tog_diff_algo, s->diff_context,
4302 s->ignore_whitespace, s->force_text_diff, s->repo, s->f);
4304 case GOT_OBJ_TYPE_TREE:
4305 err = got_diff_objects_as_trees(&s->line_offsets, &s->nlines,
4306 s->f1, s->f2, s->fd1, s->fd2, s->id1, s->id2, NULL, "", "",
4307 tog_diff_algo, s->diff_context, s->ignore_whitespace,
4308 s->force_text_diff, s->repo, s->f);
4310 case GOT_OBJ_TYPE_COMMIT: {
4311 const struct got_object_id_queue *parent_ids;
4312 struct got_object_qid *pid;
4313 struct got_commit_object *commit2;
4314 struct got_reflist_head *refs;
4316 err = got_object_open_as_commit(&commit2, s->repo, s->id2);
4319 refs = got_reflist_object_id_map_lookup(tog_refs_idmap, s->id2);
4320 /* Show commit info if we're diffing to a parent/root commit. */
4321 if (s->id1 == NULL) {
4322 err = write_commit_info(&s->line_offsets, &s->nlines,
4323 s->id2, refs, s->repo, s->f);
4327 parent_ids = got_object_commit_get_parent_ids(commit2);
4328 STAILQ_FOREACH(pid, parent_ids, entry) {
4329 if (got_object_id_cmp(s->id1, &pid->id) == 0) {
4330 err = write_commit_info(
4331 &s->line_offsets, &s->nlines,
4332 s->id2, refs, s->repo, s->f);
4339 got_object_commit_close(commit2);
4341 err = got_diff_objects_as_commits(&s->line_offsets, &s->nlines,
4342 s->f1, s->f2, s->fd1, s->fd2, s->id1, s->id2, NULL,
4343 tog_diff_algo, s->diff_context, s->ignore_whitespace,
4344 s->force_text_diff, s->repo, s->f);
4348 err = got_error(GOT_ERR_OBJ_TYPE);
4354 if (s->f && fflush(s->f) != 0 && err == NULL)
4355 err = got_error_from_errno("fflush");
4360 diff_view_indicate_progress(struct tog_view *view)
4362 mvwaddstr(view->window, 0, 0, "diffing...");
4367 static const struct got_error *
4368 search_start_diff_view(struct tog_view *view)
4370 struct tog_diff_view_state *s = &view->state.diff;
4372 s->matched_line = 0;
4376 static const struct got_error *
4377 search_next_diff_view(struct tog_view *view)
4379 struct tog_diff_view_state *s = &view->state.diff;
4380 const struct got_error *err = NULL;
4383 size_t linesize = 0;
4386 if (!view->searching) {
4387 view->search_next_done = TOG_SEARCH_HAVE_MORE;
4391 if (s->matched_line) {
4392 if (view->searching == TOG_SEARCH_FORWARD)
4393 lineno = s->matched_line + 1;
4395 lineno = s->matched_line - 1;
4397 lineno = s->first_displayed_line;
4402 if (lineno <= 0 || lineno > s->nlines) {
4403 if (s->matched_line == 0) {
4404 view->search_next_done = TOG_SEARCH_HAVE_MORE;
4408 if (view->searching == TOG_SEARCH_FORWARD)
4414 offset = s->line_offsets[lineno - 1];
4415 if (fseeko(s->f, offset, SEEK_SET) != 0) {
4417 return got_error_from_errno("fseeko");
4419 linelen = getline(&line, &linesize, s->f);
4420 if (linelen != -1) {
4422 err = expand_tab(&exstr, line);
4425 if (match_line(exstr, &view->regex, 1,
4427 view->search_next_done = TOG_SEARCH_HAVE_MORE;
4428 s->matched_line = lineno;
4434 if (view->searching == TOG_SEARCH_FORWARD)
4441 if (s->matched_line) {
4442 s->first_displayed_line = s->matched_line;
4443 s->selected_line = 1;
4449 static const struct got_error *
4450 close_diff_view(struct tog_view *view)
4452 const struct got_error *err = NULL;
4453 struct tog_diff_view_state *s = &view->state.diff;
4459 if (s->f && fclose(s->f) == EOF)
4460 err = got_error_from_errno("fclose");
4462 if (s->f1 && fclose(s->f1) == EOF && err == NULL)
4463 err = got_error_from_errno("fclose");
4465 if (s->f2 && fclose(s->f2) == EOF && err == NULL)
4466 err = got_error_from_errno("fclose");
4468 if (s->fd1 != -1 && close(s->fd1) == -1 && err == NULL)
4469 err = got_error_from_errno("close");
4471 if (s->fd2 != -1 && close(s->fd2) == -1 && err == NULL)
4472 err = got_error_from_errno("close");
4474 free_colors(&s->colors);
4475 free(s->line_offsets);
4476 s->line_offsets = NULL;
4481 static const struct got_error *
4482 open_diff_view(struct tog_view *view, struct got_object_id *id1,
4483 struct got_object_id *id2, const char *label1, const char *label2,
4484 int diff_context, int ignore_whitespace, int force_text_diff,
4485 struct tog_view *parent_view, struct got_repository *repo)
4487 const struct got_error *err;
4488 struct tog_diff_view_state *s = &view->state.diff;
4490 memset(s, 0, sizeof(*s));
4494 if (id1 != NULL && id2 != NULL) {
4496 err = got_object_get_type(&type1, repo, id1);
4499 err = got_object_get_type(&type2, repo, id2);
4504 return got_error(GOT_ERR_OBJ_TYPE);
4506 s->first_displayed_line = 1;
4507 s->last_displayed_line = view->nlines;
4508 s->selected_line = 1;
4516 s->id1 = got_object_id_dup(id1);
4518 return got_error_from_errno("got_object_id_dup");
4522 s->id2 = got_object_id_dup(id2);
4523 if (s->id2 == NULL) {
4524 err = got_error_from_errno("got_object_id_dup");
4528 s->f1 = got_opentemp();
4529 if (s->f1 == NULL) {
4530 err = got_error_from_errno("got_opentemp");
4534 s->f2 = got_opentemp();
4535 if (s->f2 == NULL) {
4536 err = got_error_from_errno("got_opentemp");
4540 s->fd1 = got_opentempfd();
4542 err = got_error_from_errno("got_opentempfd");
4546 s->fd2 = got_opentempfd();
4548 err = got_error_from_errno("got_opentempfd");
4552 s->first_displayed_line = 1;
4553 s->last_displayed_line = view->nlines;
4554 s->diff_context = diff_context;
4555 s->ignore_whitespace = ignore_whitespace;
4556 s->force_text_diff = force_text_diff;
4557 s->parent_view = parent_view;
4560 STAILQ_INIT(&s->colors);
4561 if (has_colors() && getenv("TOG_COLORS") != NULL) {
4562 err = add_color(&s->colors,
4563 "^-", TOG_COLOR_DIFF_MINUS,
4564 get_color_value("TOG_COLOR_DIFF_MINUS"));
4567 err = add_color(&s->colors, "^\\+",
4568 TOG_COLOR_DIFF_PLUS,
4569 get_color_value("TOG_COLOR_DIFF_PLUS"));
4572 err = add_color(&s->colors,
4573 "^@@", TOG_COLOR_DIFF_CHUNK_HEADER,
4574 get_color_value("TOG_COLOR_DIFF_CHUNK_HEADER"));
4578 err = add_color(&s->colors,
4579 "^(commit [0-9a-f]|parent [0-9]|"
4580 "(blob|file|tree|commit) [-+] |"
4581 "[MDmA] [^ ])", TOG_COLOR_DIFF_META,
4582 get_color_value("TOG_COLOR_DIFF_META"));
4586 err = add_color(&s->colors,
4587 "^(from|via): ", TOG_COLOR_AUTHOR,
4588 get_color_value("TOG_COLOR_AUTHOR"));
4592 err = add_color(&s->colors,
4593 "^date: ", TOG_COLOR_DATE,
4594 get_color_value("TOG_COLOR_DATE"));
4599 if (parent_view && parent_view->type == TOG_VIEW_LOG &&
4600 view_is_splitscreen(view))
4601 show_log_view(parent_view); /* draw border */
4602 diff_view_indicate_progress(view);
4604 err = create_diff(s);
4606 view->show = show_diff_view;
4607 view->input = input_diff_view;
4608 view->reset = reset_diff_view;
4609 view->close = close_diff_view;
4610 view->search_start = search_start_diff_view;
4611 view->search_next = search_next_diff_view;
4614 close_diff_view(view);
4618 static const struct got_error *
4619 show_diff_view(struct tog_view *view)
4621 const struct got_error *err;
4622 struct tog_diff_view_state *s = &view->state.diff;
4623 char *id_str1 = NULL, *id_str2, *header;
4624 const char *label1, *label2;
4627 err = got_object_id_str(&id_str1, s->id1);
4630 label1 = s->label1 ? : id_str1;
4632 label1 = "/dev/null";
4634 err = got_object_id_str(&id_str2, s->id2);
4637 label2 = s->label2 ? : id_str2;
4639 if (asprintf(&header, "diff %s %s", label1, label2) == -1) {
4640 err = got_error_from_errno("asprintf");
4648 err = draw_file(view, header);
4653 static const struct got_error *
4654 set_selected_commit(struct tog_diff_view_state *s,
4655 struct commit_queue_entry *entry)
4657 const struct got_error *err;
4658 const struct got_object_id_queue *parent_ids;
4659 struct got_commit_object *selected_commit;
4660 struct got_object_qid *pid;
4663 s->id2 = got_object_id_dup(entry->id);
4665 return got_error_from_errno("got_object_id_dup");
4667 err = got_object_open_as_commit(&selected_commit, s->repo, entry->id);
4670 parent_ids = got_object_commit_get_parent_ids(selected_commit);
4672 pid = STAILQ_FIRST(parent_ids);
4673 s->id1 = pid ? got_object_id_dup(&pid->id) : NULL;
4674 got_object_commit_close(selected_commit);
4678 static const struct got_error *
4679 reset_diff_view(struct tog_view *view)
4681 struct tog_diff_view_state *s = &view->state.diff;
4684 wclear(view->window);
4685 s->first_displayed_line = 1;
4686 s->last_displayed_line = view->nlines;
4687 s->matched_line = 0;
4688 diff_view_indicate_progress(view);
4689 return create_diff(s);
4692 static struct got_object_id *get_selected_commit_id(struct tog_blame_line *,
4694 static struct got_object_id *get_annotation_for_line(struct tog_blame_line *,
4697 static const struct got_error *
4698 input_diff_view(struct tog_view **new_view, struct tog_view *view, int ch)
4700 const struct got_error *err = NULL;
4701 struct tog_diff_view_state *s = &view->state.diff;
4702 struct tog_log_view_state *ls;
4703 struct commit_queue_entry *old_selected_entry;
4705 size_t linesize = 0;
4707 int i, nscroll = view->nlines - 1, up = 0;
4714 view->x = MAX(view->maxx - view->ncols / 3, 0);
4719 if (view->x + view->ncols / 3 < view->maxx)
4720 view->x += 2; /* move two columns right */
4726 view->x -= MIN(view->x, 2); /* move two columns back */
4733 s->force_text_diff = !s->force_text_diff;
4735 s->ignore_whitespace = !s->ignore_whitespace;
4736 err = reset_diff_view(view);
4740 s->first_displayed_line = 1;
4749 s->first_displayed_line = (s->nlines - view->nlines) + 2;
4755 if (s->first_displayed_line > 1)
4756 s->first_displayed_line--;
4767 if (s->first_displayed_line == 1) {
4772 while (i++ < nscroll && s->first_displayed_line > 1)
4773 s->first_displayed_line--;
4779 s->first_displayed_line++;
4796 while (!s->eof && i++ < nscroll) {
4797 linelen = getline(&line, &linesize, s->f);
4798 s->first_displayed_line++;
4799 if (linelen == -1) {
4803 err = got_ferror(s->f, GOT_ERR_IO);
4810 if (s->diff_context > 0) {
4812 s->matched_line = 0;
4813 diff_view_indicate_progress(view);
4814 err = create_diff(s);
4815 if (s->first_displayed_line + view->nlines - 1 >
4817 s->first_displayed_line = 1;
4818 s->last_displayed_line = view->nlines;
4824 if (s->diff_context < GOT_DIFF_MAX_CONTEXT) {
4826 s->matched_line = 0;
4827 diff_view_indicate_progress(view);
4828 err = create_diff(s);
4840 if (s->parent_view == NULL) {
4844 s->parent_view->count = view->count;
4846 if (s->parent_view->type == TOG_VIEW_LOG) {
4847 ls = &s->parent_view->state.log;
4848 old_selected_entry = ls->selected_entry;
4850 err = input_log_view(NULL, s->parent_view,
4851 up ? KEY_UP : KEY_DOWN);
4854 view->count = s->parent_view->count;
4856 if (old_selected_entry == ls->selected_entry)
4859 err = set_selected_commit(s, ls->selected_entry);
4862 } else if (s->parent_view->type == TOG_VIEW_BLAME) {
4863 struct tog_blame_view_state *bs;
4864 struct got_object_id *id, *prev_id;
4866 bs = &s->parent_view->state.blame;
4867 prev_id = get_annotation_for_line(bs->blame.lines,
4868 bs->blame.nlines, bs->last_diffed_line);
4870 err = input_blame_view(&view, s->parent_view,
4871 up ? KEY_UP : KEY_DOWN);
4874 view->count = s->parent_view->count;
4876 if (prev_id == NULL)
4878 id = get_selected_commit_id(bs->blame.lines,
4879 bs->blame.nlines, bs->first_displayed_line,
4884 if (!got_object_id_cmp(prev_id, id))
4887 err = input_blame_view(&view, s->parent_view, KEY_ENTER);
4891 s->first_displayed_line = 1;
4892 s->last_displayed_line = view->nlines;
4893 s->matched_line = 0;
4896 diff_view_indicate_progress(view);
4897 err = create_diff(s);
4907 static const struct got_error *
4908 cmd_diff(int argc, char *argv[])
4910 const struct got_error *error = NULL;
4911 struct got_repository *repo = NULL;
4912 struct got_worktree *worktree = NULL;
4913 struct got_object_id *id1 = NULL, *id2 = NULL;
4914 char *repo_path = NULL, *cwd = NULL;
4915 char *id_str1 = NULL, *id_str2 = NULL;
4916 char *label1 = NULL, *label2 = NULL;
4917 int diff_context = 3, ignore_whitespace = 0;
4918 int ch, force_text_diff = 0;
4920 struct tog_view *view;
4921 int *pack_fds = NULL;
4923 while ((ch = getopt(argc, argv, "aC:r:w")) != -1) {
4926 force_text_diff = 1;
4929 diff_context = strtonum(optarg, 0, GOT_DIFF_MAX_CONTEXT,
4932 errx(1, "number of context lines is %s: %s",
4936 repo_path = realpath(optarg, NULL);
4937 if (repo_path == NULL)
4938 return got_error_from_errno2("realpath",
4940 got_path_strip_trailing_slashes(repo_path);
4943 ignore_whitespace = 1;
4955 usage_diff(); /* TODO show local worktree changes */
4956 } else if (argc == 2) {
4962 error = got_repo_pack_fds_open(&pack_fds);
4966 if (repo_path == NULL) {
4967 cwd = getcwd(NULL, 0);
4969 return got_error_from_errno("getcwd");
4970 error = got_worktree_open(&worktree, cwd);
4971 if (error && error->code != GOT_ERR_NOT_WORKTREE)
4975 strdup(got_worktree_get_repo_path(worktree));
4977 repo_path = strdup(cwd);
4978 if (repo_path == NULL) {
4979 error = got_error_from_errno("strdup");
4984 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
4990 error = apply_unveil(got_repo_get_path(repo), NULL);
4994 error = tog_load_refs(repo, 0);
4998 error = got_repo_match_object_id(&id1, &label1, id_str1,
4999 GOT_OBJ_TYPE_ANY, &tog_refs, repo);
5003 error = got_repo_match_object_id(&id2, &label2, id_str2,
5004 GOT_OBJ_TYPE_ANY, &tog_refs, repo);
5008 view = view_open(0, 0, 0, 0, TOG_VIEW_DIFF);
5010 error = got_error_from_errno("view_open");
5013 error = open_diff_view(view, id1, id2, label1, label2, diff_context,
5014 ignore_whitespace, force_text_diff, NULL, repo);
5017 error = view_loop(view);
5024 const struct got_error *close_err = got_repo_close(repo);
5029 got_worktree_close(worktree);
5031 const struct got_error *pack_err =
5032 got_repo_pack_fds_close(pack_fds);
5045 "usage: %s blame [-c commit] [-r repository-path] path\n",
5050 struct tog_blame_line {
5052 struct got_object_id *id;
5055 static const struct got_error *
5056 draw_blame(struct tog_view *view)
5058 struct tog_blame_view_state *s = &view->state.blame;
5059 struct tog_blame *blame = &s->blame;
5060 regmatch_t *regmatch = &view->regmatch;
5061 const struct got_error *err;
5062 int lineno = 0, nprinted = 0;
5064 size_t linesize = 0;
5068 struct tog_blame_line *blame_line;
5069 struct got_object_id *prev_id = NULL;
5071 struct tog_color *tc;
5073 err = got_object_id_str(&id_str, &s->blamed_commit->id);
5078 werase(view->window);
5080 if (asprintf(&line, "commit %s", id_str) == -1) {
5081 err = got_error_from_errno("asprintf");
5086 err = format_line(&wline, &width, NULL, line, 0, view->ncols, 0, 0);
5091 if (view_needs_focus_indication(view))
5092 wstandout(view->window);
5093 tc = get_color(&s->colors, TOG_COLOR_COMMIT);
5095 wattr_on(view->window,
5096 COLOR_PAIR(tc->colorpair), NULL);
5097 waddwstr(view->window, wline);
5099 wattr_off(view->window,
5100 COLOR_PAIR(tc->colorpair), NULL);
5101 if (view_needs_focus_indication(view))
5102 wstandend(view->window);
5105 if (width < view->ncols - 1)
5106 waddch(view->window, '\n');
5108 if (asprintf(&line, "[%d/%d] %s%s",
5109 s->first_displayed_line - 1 + s->selected_line, blame->nlines,
5110 s->blame_complete ? "" : "annotating... ", s->path) == -1) {
5112 return got_error_from_errno("asprintf");
5115 err = format_line(&wline, &width, NULL, line, 0, view->ncols, 0, 0);
5120 waddwstr(view->window, wline);
5123 if (width < view->ncols - 1)
5124 waddch(view->window, '\n');
5128 while (nprinted < view->nlines - 2) {
5129 linelen = getline(&line, &linesize, blame->f);
5130 if (linelen == -1) {
5131 if (feof(blame->f)) {
5136 return got_ferror(blame->f, GOT_ERR_IO);
5138 if (++lineno < s->first_displayed_line)
5141 /* Set view->maxx based on full line length. */
5142 err = format_line(&wline, &width, NULL, line, 0, INT_MAX, 9, 1);
5149 view->maxx = MAX(view->maxx, width);
5151 if (nprinted == s->selected_line - 1)
5152 wstandout(view->window);
5154 if (blame->nlines > 0) {
5155 blame_line = &blame->lines[lineno - 1];
5156 if (blame_line->annotated && prev_id &&
5157 got_object_id_cmp(prev_id, blame_line->id) == 0 &&
5158 !(nprinted == s->selected_line - 1)) {
5159 waddstr(view->window, " ");
5160 } else if (blame_line->annotated) {
5162 err = got_object_id_str(&id_str,
5168 tc = get_color(&s->colors, TOG_COLOR_COMMIT);
5170 wattr_on(view->window,
5171 COLOR_PAIR(tc->colorpair), NULL);
5172 wprintw(view->window, "%.8s", id_str);
5174 wattr_off(view->window,
5175 COLOR_PAIR(tc->colorpair), NULL);
5177 prev_id = blame_line->id;
5179 waddstr(view->window, "........");
5183 waddstr(view->window, "........");
5187 if (nprinted == s->selected_line - 1)
5188 wstandend(view->window);
5189 waddstr(view->window, " ");
5191 if (view->ncols <= 9) {
5193 } else if (s->first_displayed_line + nprinted ==
5195 regmatch->rm_so >= 0 && regmatch->rm_so < regmatch->rm_eo) {
5196 err = add_matched_line(&width, line, view->ncols - 9, 9,
5197 view->window, view->x, regmatch);
5205 err = format_line(&wline, &width, &skip, line,
5206 view->x, view->ncols - 9, 9, 1);
5211 waddwstr(view->window, &wline[skip]);
5217 if (width <= view->ncols - 1)
5218 waddch(view->window, '\n');
5219 if (++nprinted == 1)
5220 s->first_displayed_line = lineno;
5223 s->last_displayed_line = lineno;
5230 static const struct got_error *
5231 blame_cb(void *arg, int nlines, int lineno,
5232 struct got_commit_object *commit, struct got_object_id *id)
5234 const struct got_error *err = NULL;
5235 struct tog_blame_cb_args *a = arg;
5236 struct tog_blame_line *line;
5239 if (nlines != a->nlines ||
5240 (lineno != -1 && lineno < 1) || lineno > a->nlines)
5241 return got_error(GOT_ERR_RANGE);
5243 errcode = pthread_mutex_lock(&tog_mutex);
5245 return got_error_set_errno(errcode, "pthread_mutex_lock");
5247 if (*a->quit) { /* user has quit the blame view */
5248 err = got_error(GOT_ERR_ITER_COMPLETED);
5253 goto done; /* no change in this commit */
5255 line = &a->lines[lineno - 1];
5256 if (line->annotated)
5259 line->id = got_object_id_dup(id);
5260 if (line->id == NULL) {
5261 err = got_error_from_errno("got_object_id_dup");
5264 line->annotated = 1;
5266 errcode = pthread_mutex_unlock(&tog_mutex);
5268 err = got_error_set_errno(errcode, "pthread_mutex_unlock");
5273 blame_thread(void *arg)
5275 const struct got_error *err, *close_err;
5276 struct tog_blame_thread_args *ta = arg;
5277 struct tog_blame_cb_args *a = ta->cb_args;
5278 int errcode, fd1 = -1, fd2 = -1;
5279 FILE *f1 = NULL, *f2 = NULL;
5281 fd1 = got_opentempfd();
5283 return (void *)got_error_from_errno("got_opentempfd");
5285 fd2 = got_opentempfd();
5287 err = got_error_from_errno("got_opentempfd");
5291 f1 = got_opentemp();
5293 err = (void *)got_error_from_errno("got_opentemp");
5296 f2 = got_opentemp();
5298 err = (void *)got_error_from_errno("got_opentemp");
5302 err = block_signals_used_by_main_thread();
5306 err = got_blame(ta->path, a->commit_id, ta->repo,
5307 tog_diff_algo, blame_cb, ta->cb_args,
5308 ta->cancel_cb, ta->cancel_arg, fd1, fd2, f1, f2);
5309 if (err && err->code == GOT_ERR_CANCELLED)
5312 errcode = pthread_mutex_lock(&tog_mutex);
5314 err = got_error_set_errno(errcode, "pthread_mutex_lock");
5318 close_err = got_repo_close(ta->repo);
5324 errcode = pthread_mutex_unlock(&tog_mutex);
5325 if (errcode && err == NULL)
5326 err = got_error_set_errno(errcode, "pthread_mutex_unlock");
5329 if (fd1 != -1 && close(fd1) == -1 && err == NULL)
5330 err = got_error_from_errno("close");
5331 if (fd2 != -1 && close(fd2) == -1 && err == NULL)
5332 err = got_error_from_errno("close");
5333 if (f1 && fclose(f1) == EOF && err == NULL)
5334 err = got_error_from_errno("fclose");
5335 if (f2 && fclose(f2) == EOF && err == NULL)
5336 err = got_error_from_errno("fclose");
5341 static struct got_object_id *
5342 get_selected_commit_id(struct tog_blame_line *lines, int nlines,
5343 int first_displayed_line, int selected_line)
5345 struct tog_blame_line *line;
5350 line = &lines[first_displayed_line - 1 + selected_line - 1];
5351 if (!line->annotated)
5357 static struct got_object_id *
5358 get_annotation_for_line(struct tog_blame_line *lines, int nlines,
5361 struct tog_blame_line *line;
5363 if (nlines <= 0 || lineno >= nlines)
5366 line = &lines[lineno - 1];
5367 if (!line->annotated)
5373 static const struct got_error *
5374 stop_blame(struct tog_blame *blame)
5376 const struct got_error *err = NULL;
5379 if (blame->thread) {
5381 errcode = pthread_mutex_unlock(&tog_mutex);
5383 return got_error_set_errno(errcode,
5384 "pthread_mutex_unlock");
5385 errcode = pthread_join(blame->thread, (void **)&err);
5387 return got_error_set_errno(errcode, "pthread_join");
5388 errcode = pthread_mutex_lock(&tog_mutex);
5390 return got_error_set_errno(errcode,
5391 "pthread_mutex_lock");
5392 if (err && err->code == GOT_ERR_ITER_COMPLETED)
5394 blame->thread = 0; //NULL;
5396 if (blame->thread_args.repo) {
5397 const struct got_error *close_err;
5398 close_err = got_repo_close(blame->thread_args.repo);
5401 blame->thread_args.repo = NULL;
5404 if (fclose(blame->f) == EOF && err == NULL)
5405 err = got_error_from_errno("fclose");
5409 for (i = 0; i < blame->nlines; i++)
5410 free(blame->lines[i].id);
5412 blame->lines = NULL;
5414 free(blame->cb_args.commit_id);
5415 blame->cb_args.commit_id = NULL;
5416 if (blame->pack_fds) {
5417 const struct got_error *pack_err =
5418 got_repo_pack_fds_close(blame->pack_fds);
5421 blame->pack_fds = NULL;
5426 static const struct got_error *
5427 cancel_blame_view(void *arg)
5429 const struct got_error *err = NULL;
5433 errcode = pthread_mutex_lock(&tog_mutex);
5435 return got_error_set_errno(errcode,
5436 "pthread_mutex_unlock");
5439 err = got_error(GOT_ERR_CANCELLED);
5441 errcode = pthread_mutex_unlock(&tog_mutex);
5443 return got_error_set_errno(errcode,
5444 "pthread_mutex_lock");
5449 static const struct got_error *
5450 run_blame(struct tog_view *view)
5452 struct tog_blame_view_state *s = &view->state.blame;
5453 struct tog_blame *blame = &s->blame;
5454 const struct got_error *err = NULL;
5455 struct got_commit_object *commit = NULL;
5456 struct got_blob_object *blob = NULL;
5457 struct got_repository *thread_repo = NULL;
5458 struct got_object_id *obj_id = NULL;
5459 int obj_type, fd = -1;
5460 int *pack_fds = NULL;
5462 err = got_object_open_as_commit(&commit, s->repo,
5463 &s->blamed_commit->id);
5467 fd = got_opentempfd();
5469 err = got_error_from_errno("got_opentempfd");
5473 err = got_object_id_by_path(&obj_id, s->repo, commit, s->path);
5477 err = got_object_get_type(&obj_type, s->repo, obj_id);
5481 if (obj_type != GOT_OBJ_TYPE_BLOB) {
5482 err = got_error(GOT_ERR_OBJ_TYPE);
5486 err = got_object_open_as_blob(&blob, s->repo, obj_id, 8192, fd);
5489 blame->f = got_opentemp();
5490 if (blame->f == NULL) {
5491 err = got_error_from_errno("got_opentemp");
5494 err = got_object_blob_dump_to_file(&blame->filesize, &blame->nlines,
5495 &blame->line_offsets, blame->f, blob);
5498 if (blame->nlines == 0) {
5499 s->blame_complete = 1;
5503 /* Don't include \n at EOF in the blame line count. */
5504 if (blame->line_offsets[blame->nlines - 1] == blame->filesize)
5507 blame->lines = calloc(blame->nlines, sizeof(*blame->lines));
5508 if (blame->lines == NULL) {
5509 err = got_error_from_errno("calloc");
5513 err = got_repo_pack_fds_open(&pack_fds);
5516 err = got_repo_open(&thread_repo, got_repo_get_path(s->repo), NULL,
5521 blame->pack_fds = pack_fds;
5522 blame->cb_args.view = view;
5523 blame->cb_args.lines = blame->lines;
5524 blame->cb_args.nlines = blame->nlines;
5525 blame->cb_args.commit_id = got_object_id_dup(&s->blamed_commit->id);
5526 if (blame->cb_args.commit_id == NULL) {
5527 err = got_error_from_errno("got_object_id_dup");
5530 blame->cb_args.quit = &s->done;
5532 blame->thread_args.path = s->path;
5533 blame->thread_args.repo = thread_repo;
5534 blame->thread_args.cb_args = &blame->cb_args;
5535 blame->thread_args.complete = &s->blame_complete;
5536 blame->thread_args.cancel_cb = cancel_blame_view;
5537 blame->thread_args.cancel_arg = &s->done;
5538 s->blame_complete = 0;
5540 if (s->first_displayed_line + view->nlines - 1 > blame->nlines) {
5541 s->first_displayed_line = 1;
5542 s->last_displayed_line = view->nlines;
5543 s->selected_line = 1;
5545 s->matched_line = 0;
5549 got_object_commit_close(commit);
5550 if (fd != -1 && close(fd) == -1 && err == NULL)
5551 err = got_error_from_errno("close");
5553 got_object_blob_close(blob);
5560 static const struct got_error *
5561 open_blame_view(struct tog_view *view, char *path,
5562 struct got_object_id *commit_id, struct got_repository *repo)
5564 const struct got_error *err = NULL;
5565 struct tog_blame_view_state *s = &view->state.blame;
5567 STAILQ_INIT(&s->blamed_commits);
5569 s->path = strdup(path);
5570 if (s->path == NULL)
5571 return got_error_from_errno("strdup");
5573 err = got_object_qid_alloc(&s->blamed_commit, commit_id);
5579 STAILQ_INSERT_HEAD(&s->blamed_commits, s->blamed_commit, entry);
5580 s->first_displayed_line = 1;
5581 s->last_displayed_line = view->nlines;
5582 s->selected_line = 1;
5583 s->blame_complete = 0;
5585 s->commit_id = commit_id;
5586 memset(&s->blame, 0, sizeof(s->blame));
5588 STAILQ_INIT(&s->colors);
5589 if (has_colors() && getenv("TOG_COLORS") != NULL) {
5590 err = add_color(&s->colors, "^", TOG_COLOR_COMMIT,
5591 get_color_value("TOG_COLOR_COMMIT"));
5596 view->show = show_blame_view;
5597 view->input = input_blame_view;
5598 view->reset = reset_blame_view;
5599 view->close = close_blame_view;
5600 view->search_start = search_start_blame_view;
5601 view->search_next = search_next_blame_view;
5603 return run_blame(view);
5606 static const struct got_error *
5607 close_blame_view(struct tog_view *view)
5609 const struct got_error *err = NULL;
5610 struct tog_blame_view_state *s = &view->state.blame;
5612 if (s->blame.thread)
5613 err = stop_blame(&s->blame);
5615 while (!STAILQ_EMPTY(&s->blamed_commits)) {
5616 struct got_object_qid *blamed_commit;
5617 blamed_commit = STAILQ_FIRST(&s->blamed_commits);
5618 STAILQ_REMOVE_HEAD(&s->blamed_commits, entry);
5619 got_object_qid_free(blamed_commit);
5623 free_colors(&s->colors);
5627 static const struct got_error *
5628 search_start_blame_view(struct tog_view *view)
5630 struct tog_blame_view_state *s = &view->state.blame;
5632 s->matched_line = 0;
5636 static const struct got_error *
5637 search_next_blame_view(struct tog_view *view)
5639 struct tog_blame_view_state *s = &view->state.blame;
5640 const struct got_error *err = NULL;
5643 size_t linesize = 0;
5646 if (!view->searching) {
5647 view->search_next_done = TOG_SEARCH_HAVE_MORE;
5651 if (s->matched_line) {
5652 if (view->searching == TOG_SEARCH_FORWARD)
5653 lineno = s->matched_line + 1;
5655 lineno = s->matched_line - 1;
5657 lineno = s->first_displayed_line - 1 + s->selected_line;
5662 if (lineno <= 0 || lineno > s->blame.nlines) {
5663 if (s->matched_line == 0) {
5664 view->search_next_done = TOG_SEARCH_HAVE_MORE;
5668 if (view->searching == TOG_SEARCH_FORWARD)
5671 lineno = s->blame.nlines;
5674 offset = s->blame.line_offsets[lineno - 1];
5675 if (fseeko(s->blame.f, offset, SEEK_SET) != 0) {
5677 return got_error_from_errno("fseeko");
5679 linelen = getline(&line, &linesize, s->blame.f);
5680 if (linelen != -1) {
5682 err = expand_tab(&exstr, line);
5685 if (match_line(exstr, &view->regex, 1,
5687 view->search_next_done = TOG_SEARCH_HAVE_MORE;
5688 s->matched_line = lineno;
5694 if (view->searching == TOG_SEARCH_FORWARD)
5701 if (s->matched_line) {
5702 s->first_displayed_line = s->matched_line;
5703 s->selected_line = 1;
5709 static const struct got_error *
5710 show_blame_view(struct tog_view *view)
5712 const struct got_error *err = NULL;
5713 struct tog_blame_view_state *s = &view->state.blame;
5716 if (s->blame.thread == 0 && !s->blame_complete) {
5717 errcode = pthread_create(&s->blame.thread, NULL, blame_thread,
5718 &s->blame.thread_args);
5720 return got_error_set_errno(errcode, "pthread_create");
5722 halfdelay(1); /* fast refresh while annotating */
5725 if (s->blame_complete)
5726 halfdelay(10); /* disable fast refresh */
5728 err = draw_blame(view);
5734 static const struct got_error *
5735 log_annotated_line(struct tog_view **new_view, int begin_y, int begin_x,
5736 struct got_repository *repo, struct got_object_id *id)
5738 struct tog_view *log_view;
5739 const struct got_error *err = NULL;
5743 log_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_LOG);
5744 if (log_view == NULL)
5745 return got_error_from_errno("view_open");
5747 err = open_log_view(log_view, id, repo, GOT_REF_HEAD, "", 0);
5749 view_close(log_view);
5751 *new_view = log_view;
5756 static const struct got_error *
5757 input_blame_view(struct tog_view **new_view, struct tog_view *view, int ch)
5759 const struct got_error *err = NULL, *thread_err = NULL;
5760 struct tog_view *diff_view, *log_view;
5761 struct tog_blame_view_state *s = &view->state.blame;
5762 int eos, nscroll, begin_y = 0, begin_x = 0;
5764 eos = nscroll = view->nlines - 2;
5765 if (view_is_hsplit_top(view))
5773 view->x = MAX(view->maxx - view->ncols / 3, 0);
5778 if (view->x + view->ncols / 3 < view->maxx)
5779 view->x += 2; /* move two columns right */
5785 view->x -= MIN(view->x, 2); /* move two columns back */
5794 s->selected_line = 1;
5795 s->first_displayed_line = 1;
5800 if (s->blame.nlines < eos) {
5801 s->selected_line = s->blame.nlines;
5802 s->first_displayed_line = 1;
5804 s->selected_line = eos;
5805 s->first_displayed_line = s->blame.nlines - (eos - 1);
5812 if (s->selected_line > 1)
5814 else if (s->selected_line == 1 &&
5815 s->first_displayed_line > 1)
5816 s->first_displayed_line--;
5827 if (s->first_displayed_line == 1) {
5828 if (view->count > 1)
5830 s->selected_line = MAX(1, s->selected_line - nscroll);
5834 if (s->first_displayed_line > nscroll)
5835 s->first_displayed_line -= nscroll;
5837 s->first_displayed_line = 1;
5842 if (s->selected_line < eos && s->first_displayed_line +
5843 s->selected_line <= s->blame.nlines)
5845 else if (s->first_displayed_line < s->blame.nlines - (eos - 1))
5846 s->first_displayed_line++;
5852 struct got_object_id *id = NULL;
5855 id = get_selected_commit_id(s->blame.lines, s->blame.nlines,
5856 s->first_displayed_line, s->selected_line);
5860 struct got_commit_object *commit, *pcommit;
5861 struct got_object_qid *pid;
5862 struct got_object_id *blob_id = NULL;
5864 err = got_object_open_as_commit(&commit,
5869 got_object_commit_get_parent_ids(commit));
5871 got_object_commit_close(commit);
5874 /* Check if path history ends here. */
5875 err = got_object_open_as_commit(&pcommit,
5879 err = got_object_id_by_path(&blob_id, s->repo,
5881 got_object_commit_close(pcommit);
5883 if (err->code == GOT_ERR_NO_TREE_ENTRY)
5885 got_object_commit_close(commit);
5888 err = got_object_get_type(&obj_type, s->repo,
5891 /* Can't blame non-blob type objects. */
5892 if (obj_type != GOT_OBJ_TYPE_BLOB) {
5893 got_object_commit_close(commit);
5896 err = got_object_qid_alloc(&s->blamed_commit,
5898 got_object_commit_close(commit);
5900 if (got_object_id_cmp(id,
5901 &s->blamed_commit->id) == 0)
5903 err = got_object_qid_alloc(&s->blamed_commit,
5909 thread_err = stop_blame(&s->blame);
5913 STAILQ_INSERT_HEAD(&s->blamed_commits,
5914 s->blamed_commit, entry);
5915 err = run_blame(view);
5921 struct got_object_qid *first;
5924 first = STAILQ_FIRST(&s->blamed_commits);
5925 if (!got_object_id_cmp(&first->id, s->commit_id))
5928 thread_err = stop_blame(&s->blame);
5932 STAILQ_REMOVE_HEAD(&s->blamed_commits, entry);
5933 got_object_qid_free(s->blamed_commit);
5935 STAILQ_FIRST(&s->blamed_commits);
5936 err = run_blame(view);
5942 struct got_object_id *id = NULL;
5945 id = get_selected_commit_id(s->blame.lines, s->blame.nlines,
5946 s->first_displayed_line, s->selected_line);
5950 if (view_is_parent_view(view))
5951 view_get_split(view, &begin_y, &begin_x);
5952 err = log_annotated_line(&log_view, begin_y, begin_x,
5956 if (view_is_parent_view(view) &&
5957 view->mode == TOG_VIEW_SPLIT_HRZN) {
5958 err = view_init_hsplit(view, begin_y);
5964 log_view->focussed = 1;
5965 log_view->mode = view->mode;
5966 log_view->nlines = view->lines - begin_y;
5967 if (view_is_parent_view(view)) {
5968 view_transfer_size(log_view, view);
5969 err = view_close_child(view);
5972 err = view_set_child(view, log_view);
5975 view->focus_child = 1;
5977 *new_view = log_view;
5982 struct got_object_id *id = NULL;
5983 struct got_object_qid *pid;
5984 struct got_commit_object *commit = NULL;
5987 id = get_selected_commit_id(s->blame.lines, s->blame.nlines,
5988 s->first_displayed_line, s->selected_line);
5991 err = got_object_open_as_commit(&commit, s->repo, id);
5994 pid = STAILQ_FIRST(got_object_commit_get_parent_ids(commit));
5996 /* traversed from diff view, release diff resources */
5997 err = close_diff_view(*new_view);
6000 diff_view = *new_view;
6002 if (view_is_parent_view(view))
6003 view_get_split(view, &begin_y, &begin_x);
6005 diff_view = view_open(0, 0, begin_y, begin_x,
6007 if (diff_view == NULL) {
6008 got_object_commit_close(commit);
6009 err = got_error_from_errno("view_open");
6013 err = open_diff_view(diff_view, pid ? &pid->id : NULL,
6014 id, NULL, NULL, 3, 0, 0, view, s->repo);
6015 got_object_commit_close(commit);
6017 view_close(diff_view);
6020 s->last_diffed_line = s->first_displayed_line - 1 +
6023 break; /* still open from active diff view */
6024 if (view_is_parent_view(view) &&
6025 view->mode == TOG_VIEW_SPLIT_HRZN) {
6026 err = view_init_hsplit(view, begin_y);
6032 diff_view->focussed = 1;
6033 diff_view->mode = view->mode;
6034 diff_view->nlines = view->lines - begin_y;
6035 if (view_is_parent_view(view)) {
6036 view_transfer_size(diff_view, view);
6037 err = view_close_child(view);
6040 err = view_set_child(view, diff_view);
6043 view->focus_child = 1;
6045 *new_view = diff_view;
6058 if (s->last_displayed_line >= s->blame.nlines &&
6059 s->selected_line >= MIN(s->blame.nlines,
6060 view->nlines - 2)) {
6064 if (s->last_displayed_line >= s->blame.nlines &&
6065 s->selected_line < view->nlines - 2) {
6067 MIN(nscroll, s->last_displayed_line -
6068 s->first_displayed_line - s->selected_line + 1);
6070 if (s->last_displayed_line + nscroll <= s->blame.nlines)
6071 s->first_displayed_line += nscroll;
6073 s->first_displayed_line =
6074 s->blame.nlines - (view->nlines - 3);
6077 if (s->selected_line > view->nlines - 2) {
6078 s->selected_line = MIN(s->blame.nlines,
6086 return thread_err ? thread_err : err;
6089 static const struct got_error *
6090 reset_blame_view(struct tog_view *view)
6092 const struct got_error *err;
6093 struct tog_blame_view_state *s = &view->state.blame;
6097 err = stop_blame(&s->blame);
6101 return run_blame(view);
6104 static const struct got_error *
6105 cmd_blame(int argc, char *argv[])
6107 const struct got_error *error;
6108 struct got_repository *repo = NULL;
6109 struct got_worktree *worktree = NULL;
6110 char *cwd = NULL, *repo_path = NULL, *in_repo_path = NULL;
6111 char *link_target = NULL;
6112 struct got_object_id *commit_id = NULL;
6113 struct got_commit_object *commit = NULL;
6114 char *commit_id_str = NULL;
6116 struct tog_view *view;
6117 int *pack_fds = NULL;
6119 while ((ch = getopt(argc, argv, "c:r:")) != -1) {
6122 commit_id_str = optarg;
6125 repo_path = realpath(optarg, NULL);
6126 if (repo_path == NULL)
6127 return got_error_from_errno2("realpath",
6142 error = got_repo_pack_fds_open(&pack_fds);
6146 if (repo_path == NULL) {
6147 cwd = getcwd(NULL, 0);
6149 return got_error_from_errno("getcwd");
6150 error = got_worktree_open(&worktree, cwd);
6151 if (error && error->code != GOT_ERR_NOT_WORKTREE)
6155 strdup(got_worktree_get_repo_path(worktree));
6157 repo_path = strdup(cwd);
6158 if (repo_path == NULL) {
6159 error = got_error_from_errno("strdup");
6164 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
6168 error = get_in_repo_path_from_argv0(&in_repo_path, argc, argv, repo,
6175 error = apply_unveil(got_repo_get_path(repo), NULL);
6179 error = tog_load_refs(repo, 0);
6183 if (commit_id_str == NULL) {
6184 struct got_reference *head_ref;
6185 error = got_ref_open(&head_ref, repo, worktree ?
6186 got_worktree_get_head_ref_name(worktree) : GOT_REF_HEAD, 0);
6189 error = got_ref_resolve(&commit_id, repo, head_ref);
6190 got_ref_close(head_ref);
6192 error = got_repo_match_object_id(&commit_id, NULL,
6193 commit_id_str, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
6198 view = view_open(0, 0, 0, 0, TOG_VIEW_BLAME);
6200 error = got_error_from_errno("view_open");
6204 error = got_object_open_as_commit(&commit, repo, commit_id);
6208 error = got_object_resolve_symlinks(&link_target, in_repo_path,
6213 error = open_blame_view(view, link_target ? link_target : in_repo_path,
6218 /* Release work tree lock. */
6219 got_worktree_close(worktree);
6222 error = view_loop(view);
6230 got_object_commit_close(commit);
6232 got_worktree_close(worktree);
6234 const struct got_error *close_err = got_repo_close(repo);
6239 const struct got_error *pack_err =
6240 got_repo_pack_fds_close(pack_fds);
6248 static const struct got_error *
6249 draw_tree_entries(struct tog_view *view, const char *parent_path)
6251 struct tog_tree_view_state *s = &view->state.tree;
6252 const struct got_error *err = NULL;
6253 struct got_tree_entry *te;
6255 struct tog_color *tc;
6256 int width, n, i, nentries;
6257 int limit = view->nlines;
6260 if (view_is_hsplit_top(view))
6261 --limit; /* border */
6263 werase(view->window);
6268 err = format_line(&wline, &width, NULL, s->tree_label, 0, view->ncols,
6272 if (view_needs_focus_indication(view))
6273 wstandout(view->window);
6274 tc = get_color(&s->colors, TOG_COLOR_COMMIT);
6276 wattr_on(view->window,
6277 COLOR_PAIR(tc->colorpair), NULL);
6278 waddwstr(view->window, wline);
6280 wattr_off(view->window,
6281 COLOR_PAIR(tc->colorpair), NULL);
6282 if (view_needs_focus_indication(view))
6283 wstandend(view->window);
6286 if (width < view->ncols - 1)
6287 waddch(view->window, '\n');
6290 err = format_line(&wline, &width, NULL, parent_path, 0, view->ncols,
6294 waddwstr(view->window, wline);
6297 if (width < view->ncols - 1)
6298 waddch(view->window, '\n');
6301 waddch(view->window, '\n');
6305 if (s->first_displayed_entry == NULL) {
6306 te = got_object_tree_get_first_entry(s->tree);
6307 if (s->selected == 0) {
6309 wstandout(view->window);
6310 s->selected_entry = NULL;
6312 waddstr(view->window, " ..\n"); /* parent directory */
6313 if (s->selected == 0 && view->focussed)
6314 wstandend(view->window);
6321 te = s->first_displayed_entry;
6324 nentries = got_object_tree_get_nentries(s->tree);
6325 for (i = got_tree_entry_get_index(te); i < nentries; i++) {
6326 char *line = NULL, *id_str = NULL, *link_target = NULL;
6327 const char *modestr = "";
6330 te = got_object_tree_get_entry(s->tree, i);
6331 mode = got_tree_entry_get_mode(te);
6334 err = got_object_id_str(&id_str,
6335 got_tree_entry_get_id(te));
6337 return got_error_from_errno(
6338 "got_object_id_str");
6340 if (got_object_tree_entry_is_submodule(te))
6342 else if (S_ISLNK(mode)) {
6345 err = got_tree_entry_get_symlink_target(&link_target,
6351 for (i = 0; i < strlen(link_target); i++) {
6352 if (!isprint((unsigned char)link_target[i]))
6353 link_target[i] = '?';
6357 else if (S_ISDIR(mode))
6359 else if (mode & S_IXUSR)
6361 if (asprintf(&line, "%s %s%s%s%s", id_str ? id_str : "",
6362 got_tree_entry_get_name(te), modestr,
6363 link_target ? " -> ": "",
6364 link_target ? link_target : "") == -1) {
6367 return got_error_from_errno("asprintf");
6371 err = format_line(&wline, &width, NULL, line, 0, view->ncols,
6377 if (n == s->selected) {
6379 wstandout(view->window);
6380 s->selected_entry = te;
6382 tc = match_color(&s->colors, line);
6384 wattr_on(view->window,
6385 COLOR_PAIR(tc->colorpair), NULL);
6386 waddwstr(view->window, wline);
6388 wattr_off(view->window,
6389 COLOR_PAIR(tc->colorpair), NULL);
6390 if (width < view->ncols - 1)
6391 waddch(view->window, '\n');
6392 if (n == s->selected && view->focussed)
6393 wstandend(view->window);
6399 s->last_displayed_entry = te;
6408 tree_scroll_up(struct tog_tree_view_state *s, int maxscroll)
6410 struct got_tree_entry *te;
6411 int isroot = s->tree == s->root;
6414 if (s->first_displayed_entry == NULL)
6417 te = got_tree_entry_get_prev(s->tree, s->first_displayed_entry);
6418 while (i++ < maxscroll) {
6421 s->first_displayed_entry = NULL;
6424 s->first_displayed_entry = te;
6425 te = got_tree_entry_get_prev(s->tree, te);
6429 static const struct got_error *
6430 tree_scroll_down(struct tog_view *view, int maxscroll)
6432 struct tog_tree_view_state *s = &view->state.tree;
6433 struct got_tree_entry *next, *last;
6436 if (s->first_displayed_entry)
6437 next = got_tree_entry_get_next(s->tree,
6438 s->first_displayed_entry);
6440 next = got_object_tree_get_first_entry(s->tree);
6442 last = s->last_displayed_entry;
6443 while (next && n++ < maxscroll) {
6445 last = got_tree_entry_get_next(s->tree, last);
6446 if (last || (view->mode == TOG_VIEW_SPLIT_HRZN && next)) {
6447 s->first_displayed_entry = next;
6448 next = got_tree_entry_get_next(s->tree, next);
6455 static const struct got_error *
6456 tree_entry_path(char **path, struct tog_parent_trees *parents,
6457 struct got_tree_entry *te)
6459 const struct got_error *err = NULL;
6460 struct tog_parent_tree *pt;
6461 size_t len = 2; /* for leading slash and NUL */
6463 TAILQ_FOREACH(pt, parents, entry)
6464 len += strlen(got_tree_entry_get_name(pt->selected_entry))
6467 len += strlen(got_tree_entry_get_name(te));
6469 *path = calloc(1, len);
6471 return got_error_from_errno("calloc");
6474 pt = TAILQ_LAST(parents, tog_parent_trees);
6476 const char *name = got_tree_entry_get_name(pt->selected_entry);
6477 if (strlcat(*path, name, len) >= len) {
6478 err = got_error(GOT_ERR_NO_SPACE);
6481 if (strlcat(*path, "/", len) >= len) {
6482 err = got_error(GOT_ERR_NO_SPACE);
6485 pt = TAILQ_PREV(pt, tog_parent_trees, entry);
6488 if (strlcat(*path, got_tree_entry_get_name(te), len) >= len) {
6489 err = got_error(GOT_ERR_NO_SPACE);
6501 static const struct got_error *
6502 blame_tree_entry(struct tog_view **new_view, int begin_y, int begin_x,
6503 struct got_tree_entry *te, struct tog_parent_trees *parents,
6504 struct got_object_id *commit_id, struct got_repository *repo)
6506 const struct got_error *err = NULL;
6508 struct tog_view *blame_view;
6512 err = tree_entry_path(&path, parents, te);
6516 blame_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_BLAME);
6517 if (blame_view == NULL) {
6518 err = got_error_from_errno("view_open");
6522 err = open_blame_view(blame_view, path, commit_id, repo);
6524 if (err->code == GOT_ERR_CANCELLED)
6526 view_close(blame_view);
6528 *new_view = blame_view;
6534 static const struct got_error *
6535 log_selected_tree_entry(struct tog_view **new_view, int begin_y, int begin_x,
6536 struct tog_tree_view_state *s)
6538 struct tog_view *log_view;
6539 const struct got_error *err = NULL;
6544 log_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_LOG);
6545 if (log_view == NULL)
6546 return got_error_from_errno("view_open");
6548 err = tree_entry_path(&path, &s->parents, s->selected_entry);
6552 err = open_log_view(log_view, s->commit_id, s->repo, s->head_ref_name,
6555 view_close(log_view);
6557 *new_view = log_view;
6562 static const struct got_error *
6563 open_tree_view(struct tog_view *view, struct got_object_id *commit_id,
6564 const char *head_ref_name, struct got_repository *repo)
6566 const struct got_error *err = NULL;
6567 char *commit_id_str = NULL;
6568 struct tog_tree_view_state *s = &view->state.tree;
6569 struct got_commit_object *commit = NULL;
6571 TAILQ_INIT(&s->parents);
6572 STAILQ_INIT(&s->colors);
6574 s->commit_id = got_object_id_dup(commit_id);
6575 if (s->commit_id == NULL)
6576 return got_error_from_errno("got_object_id_dup");
6578 err = got_object_open_as_commit(&commit, repo, commit_id);
6583 * The root is opened here and will be closed when the view is closed.
6584 * Any visited subtrees and their path-wise parents are opened and
6587 err = got_object_open_as_tree(&s->root, repo,
6588 got_object_commit_get_tree_id(commit));
6593 err = got_object_id_str(&commit_id_str, commit_id);
6597 if (asprintf(&s->tree_label, "commit %s", commit_id_str) == -1) {
6598 err = got_error_from_errno("asprintf");
6602 s->first_displayed_entry = got_object_tree_get_entry(s->tree, 0);
6603 s->selected_entry = got_object_tree_get_entry(s->tree, 0);
6604 if (head_ref_name) {
6605 s->head_ref_name = strdup(head_ref_name);
6606 if (s->head_ref_name == NULL) {
6607 err = got_error_from_errno("strdup");
6613 if (has_colors() && getenv("TOG_COLORS") != NULL) {
6614 err = add_color(&s->colors, "\\$$",
6615 TOG_COLOR_TREE_SUBMODULE,
6616 get_color_value("TOG_COLOR_TREE_SUBMODULE"));
6619 err = add_color(&s->colors, "@$", TOG_COLOR_TREE_SYMLINK,
6620 get_color_value("TOG_COLOR_TREE_SYMLINK"));
6623 err = add_color(&s->colors, "/$",
6624 TOG_COLOR_TREE_DIRECTORY,
6625 get_color_value("TOG_COLOR_TREE_DIRECTORY"));
6629 err = add_color(&s->colors, "\\*$",
6630 TOG_COLOR_TREE_EXECUTABLE,
6631 get_color_value("TOG_COLOR_TREE_EXECUTABLE"));
6635 err = add_color(&s->colors, "^$", TOG_COLOR_COMMIT,
6636 get_color_value("TOG_COLOR_COMMIT"));
6641 view->show = show_tree_view;
6642 view->input = input_tree_view;
6643 view->close = close_tree_view;
6644 view->search_start = search_start_tree_view;
6645 view->search_next = search_next_tree_view;
6647 free(commit_id_str);
6649 got_object_commit_close(commit);
6651 close_tree_view(view);
6655 static const struct got_error *
6656 close_tree_view(struct tog_view *view)
6658 struct tog_tree_view_state *s = &view->state.tree;
6660 free_colors(&s->colors);
6661 free(s->tree_label);
6662 s->tree_label = NULL;
6664 s->commit_id = NULL;
6665 free(s->head_ref_name);
6666 s->head_ref_name = NULL;
6667 while (!TAILQ_EMPTY(&s->parents)) {
6668 struct tog_parent_tree *parent;
6669 parent = TAILQ_FIRST(&s->parents);
6670 TAILQ_REMOVE(&s->parents, parent, entry);
6671 if (parent->tree != s->root)
6672 got_object_tree_close(parent->tree);
6676 if (s->tree != NULL && s->tree != s->root)
6677 got_object_tree_close(s->tree);
6679 got_object_tree_close(s->root);
6683 static const struct got_error *
6684 search_start_tree_view(struct tog_view *view)
6686 struct tog_tree_view_state *s = &view->state.tree;
6688 s->matched_entry = NULL;
6693 match_tree_entry(struct got_tree_entry *te, regex_t *regex)
6695 regmatch_t regmatch;
6697 return regexec(regex, got_tree_entry_get_name(te), 1, ®match,
6701 static const struct got_error *
6702 search_next_tree_view(struct tog_view *view)
6704 struct tog_tree_view_state *s = &view->state.tree;
6705 struct got_tree_entry *te = NULL;
6707 if (!view->searching) {
6708 view->search_next_done = TOG_SEARCH_HAVE_MORE;
6712 if (s->matched_entry) {
6713 if (view->searching == TOG_SEARCH_FORWARD) {
6714 if (s->selected_entry)
6715 te = got_tree_entry_get_next(s->tree,
6718 te = got_object_tree_get_first_entry(s->tree);
6720 if (s->selected_entry == NULL)
6721 te = got_object_tree_get_last_entry(s->tree);
6723 te = got_tree_entry_get_prev(s->tree,
6727 if (s->selected_entry)
6728 te = s->selected_entry;
6729 else if (view->searching == TOG_SEARCH_FORWARD)
6730 te = got_object_tree_get_first_entry(s->tree);
6732 te = got_object_tree_get_last_entry(s->tree);
6737 if (s->matched_entry == NULL) {
6738 view->search_next_done = TOG_SEARCH_HAVE_MORE;
6741 if (view->searching == TOG_SEARCH_FORWARD)
6742 te = got_object_tree_get_first_entry(s->tree);
6744 te = got_object_tree_get_last_entry(s->tree);
6747 if (match_tree_entry(te, &view->regex)) {
6748 view->search_next_done = TOG_SEARCH_HAVE_MORE;
6749 s->matched_entry = te;
6753 if (view->searching == TOG_SEARCH_FORWARD)
6754 te = got_tree_entry_get_next(s->tree, te);
6756 te = got_tree_entry_get_prev(s->tree, te);
6759 if (s->matched_entry) {
6760 s->first_displayed_entry = s->matched_entry;
6767 static const struct got_error *
6768 show_tree_view(struct tog_view *view)
6770 const struct got_error *err = NULL;
6771 struct tog_tree_view_state *s = &view->state.tree;
6774 err = tree_entry_path(&parent_path, &s->parents, NULL);
6778 err = draw_tree_entries(view, parent_path);
6785 static const struct got_error *
6786 input_tree_view(struct tog_view **new_view, struct tog_view *view, int ch)
6788 const struct got_error *err = NULL;
6789 struct tog_tree_view_state *s = &view->state.tree;
6790 struct tog_view *log_view, *ref_view;
6791 struct got_tree_entry *te;
6792 int begin_y = 0, begin_x = 0, n, nscroll = view->nlines - 3;
6796 s->show_ids = !s->show_ids;
6801 if (!s->selected_entry)
6803 if (view_is_parent_view(view))
6804 view_get_split(view, &begin_y, &begin_x);
6805 err = log_selected_tree_entry(&log_view, begin_y, begin_x, s);
6806 if (view_is_parent_view(view) &&
6807 view->mode == TOG_VIEW_SPLIT_HRZN) {
6808 err = view_init_hsplit(view, begin_y);
6813 log_view->focussed = 1;
6814 log_view->mode = view->mode;
6815 log_view->nlines = view->lines - begin_y;
6816 if (view_is_parent_view(view)) {
6817 view_transfer_size(log_view, view);
6818 err = view_close_child(view);
6821 err = view_set_child(view, log_view);
6824 view->focus_child = 1;
6826 *new_view = log_view;
6830 if (view_is_parent_view(view))
6831 view_get_split(view, &begin_y, &begin_x);
6832 ref_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_REF);
6833 if (ref_view == NULL)
6834 return got_error_from_errno("view_open");
6835 err = open_ref_view(ref_view, s->repo);
6837 view_close(ref_view);
6840 if (view_is_parent_view(view) &&
6841 view->mode == TOG_VIEW_SPLIT_HRZN) {
6842 err = view_init_hsplit(view, begin_y);
6847 ref_view->focussed = 1;
6848 ref_view->mode = view->mode;
6849 ref_view->nlines = view->lines - begin_y;
6850 if (view_is_parent_view(view)) {
6851 view_transfer_size(ref_view, view);
6852 err = view_close_child(view);
6855 err = view_set_child(view, ref_view);
6858 view->focus_child = 1;
6860 *new_view = ref_view;
6866 if (s->tree == s->root)
6867 s->first_displayed_entry =
6868 got_object_tree_get_first_entry(s->tree);
6870 s->first_displayed_entry = NULL;
6874 int eos = view->nlines - 3;
6876 if (view->mode == TOG_VIEW_SPLIT_HRZN)
6880 te = got_object_tree_get_last_entry(s->tree);
6881 for (n = 0; n < eos; n++) {
6883 if (s->tree != s->root) {
6884 s->first_displayed_entry = NULL;
6889 s->first_displayed_entry = te;
6890 te = got_tree_entry_get_prev(s->tree, te);
6893 s->selected = n - 1;
6899 if (s->selected > 0) {
6903 tree_scroll_up(s, 1);
6904 if (s->selected_entry == NULL ||
6905 (s->tree == s->root && s->selected_entry ==
6906 got_object_tree_get_first_entry(s->tree)))
6916 if (s->tree == s->root) {
6917 if (got_object_tree_get_first_entry(s->tree) ==
6918 s->first_displayed_entry)
6919 s->selected -= MIN(s->selected, nscroll);
6921 if (s->first_displayed_entry == NULL)
6922 s->selected -= MIN(s->selected, nscroll);
6924 tree_scroll_up(s, MAX(0, nscroll));
6925 if (s->selected_entry == NULL ||
6926 (s->tree == s->root && s->selected_entry ==
6927 got_object_tree_get_first_entry(s->tree)))
6933 if (s->selected < s->ndisplayed - 1) {
6937 if (got_tree_entry_get_next(s->tree, s->last_displayed_entry)
6939 /* can't scroll any further */
6943 tree_scroll_down(view, 1);
6953 if (got_tree_entry_get_next(s->tree, s->last_displayed_entry)
6955 /* can't scroll any further; move cursor down */
6956 if (s->selected < s->ndisplayed - 1)
6957 s->selected += MIN(nscroll,
6958 s->ndisplayed - s->selected - 1);
6963 tree_scroll_down(view, nscroll);
6968 if (s->selected_entry == NULL || ch == KEY_BACKSPACE) {
6969 struct tog_parent_tree *parent;
6970 /* user selected '..' */
6971 if (s->tree == s->root) {
6975 parent = TAILQ_FIRST(&s->parents);
6976 TAILQ_REMOVE(&s->parents, parent,
6978 got_object_tree_close(s->tree);
6979 s->tree = parent->tree;
6980 s->first_displayed_entry =
6981 parent->first_displayed_entry;
6983 parent->selected_entry;
6984 s->selected = parent->selected;
6985 if (s->selected > view->nlines - 3) {
6986 err = offset_selection_down(view);
6991 } else if (S_ISDIR(got_tree_entry_get_mode(
6992 s->selected_entry))) {
6993 struct got_tree_object *subtree;
6995 err = got_object_open_as_tree(&subtree, s->repo,
6996 got_tree_entry_get_id(s->selected_entry));
6999 err = tree_view_visit_subtree(s, subtree);
7001 got_object_tree_close(subtree);
7004 } else if (S_ISREG(got_tree_entry_get_mode(
7005 s->selected_entry))) {
7006 struct tog_view *blame_view;
7007 int begin_x = 0, begin_y = 0;
7009 if (view_is_parent_view(view))
7010 view_get_split(view, &begin_y, &begin_x);
7012 err = blame_tree_entry(&blame_view, begin_y, begin_x,
7013 s->selected_entry, &s->parents,
7014 s->commit_id, s->repo);
7018 if (view_is_parent_view(view) &&
7019 view->mode == TOG_VIEW_SPLIT_HRZN) {
7020 err = view_init_hsplit(view, begin_y);
7027 blame_view->focussed = 1;
7028 blame_view->mode = view->mode;
7029 blame_view->nlines = view->lines - begin_y;
7030 if (view_is_parent_view(view)) {
7031 view_transfer_size(blame_view, view);
7032 err = view_close_child(view);
7035 err = view_set_child(view, blame_view);
7038 view->focus_child = 1;
7040 *new_view = blame_view;
7044 if (view->nlines >= 4 && s->selected >= view->nlines - 3)
7045 s->selected = view->nlines - 4;
7061 "usage: %s tree [-c commit] [-r repository-path] [path]\n",
7066 static const struct got_error *
7067 cmd_tree(int argc, char *argv[])
7069 const struct got_error *error;
7070 struct got_repository *repo = NULL;
7071 struct got_worktree *worktree = NULL;
7072 char *cwd = NULL, *repo_path = NULL, *in_repo_path = NULL;
7073 struct got_object_id *commit_id = NULL;
7074 struct got_commit_object *commit = NULL;
7075 const char *commit_id_arg = NULL;
7077 struct got_reference *ref = NULL;
7078 const char *head_ref_name = NULL;
7080 struct tog_view *view;
7081 int *pack_fds = NULL;
7083 while ((ch = getopt(argc, argv, "c:r:")) != -1) {
7086 commit_id_arg = optarg;
7089 repo_path = realpath(optarg, NULL);
7090 if (repo_path == NULL)
7091 return got_error_from_errno2("realpath",
7106 error = got_repo_pack_fds_open(&pack_fds);
7110 if (repo_path == NULL) {
7111 cwd = getcwd(NULL, 0);
7113 return got_error_from_errno("getcwd");
7114 error = got_worktree_open(&worktree, cwd);
7115 if (error && error->code != GOT_ERR_NOT_WORKTREE)
7119 strdup(got_worktree_get_repo_path(worktree));
7121 repo_path = strdup(cwd);
7122 if (repo_path == NULL) {
7123 error = got_error_from_errno("strdup");
7128 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
7132 error = get_in_repo_path_from_argv0(&in_repo_path, argc, argv,
7139 error = apply_unveil(got_repo_get_path(repo), NULL);
7143 error = tog_load_refs(repo, 0);
7147 if (commit_id_arg == NULL) {
7148 error = got_repo_match_object_id(&commit_id, &label,
7149 worktree ? got_worktree_get_head_ref_name(worktree) :
7150 GOT_REF_HEAD, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
7153 head_ref_name = label;
7155 error = got_ref_open(&ref, repo, commit_id_arg, 0);
7157 head_ref_name = got_ref_get_name(ref);
7158 else if (error->code != GOT_ERR_NOT_REF)
7160 error = got_repo_match_object_id(&commit_id, NULL,
7161 commit_id_arg, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
7166 error = got_object_open_as_commit(&commit, repo, commit_id);
7170 view = view_open(0, 0, 0, 0, TOG_VIEW_TREE);
7172 error = got_error_from_errno("view_open");
7175 error = open_tree_view(view, commit_id, head_ref_name, repo);
7178 if (!got_path_is_root_dir(in_repo_path)) {
7179 error = tree_view_walk_path(&view->state.tree, commit,
7186 /* Release work tree lock. */
7187 got_worktree_close(worktree);
7190 error = view_loop(view);
7199 const struct got_error *close_err = got_repo_close(repo);
7204 const struct got_error *pack_err =
7205 got_repo_pack_fds_close(pack_fds);
7213 static const struct got_error *
7214 ref_view_load_refs(struct tog_ref_view_state *s)
7216 struct got_reflist_entry *sre;
7217 struct tog_reflist_entry *re;
7220 TAILQ_FOREACH(sre, &tog_refs, entry) {
7221 if (strncmp(got_ref_get_name(sre->ref),
7222 "refs/got/", 9) == 0 &&
7223 strncmp(got_ref_get_name(sre->ref),
7224 "refs/got/backup/", 16) != 0)
7227 re = malloc(sizeof(*re));
7229 return got_error_from_errno("malloc");
7231 re->ref = got_ref_dup(sre->ref);
7232 if (re->ref == NULL)
7233 return got_error_from_errno("got_ref_dup");
7234 re->idx = s->nrefs++;
7235 TAILQ_INSERT_TAIL(&s->refs, re, entry);
7238 s->first_displayed_entry = TAILQ_FIRST(&s->refs);
7243 ref_view_free_refs(struct tog_ref_view_state *s)
7245 struct tog_reflist_entry *re;
7247 while (!TAILQ_EMPTY(&s->refs)) {
7248 re = TAILQ_FIRST(&s->refs);
7249 TAILQ_REMOVE(&s->refs, re, entry);
7250 got_ref_close(re->ref);
7255 static const struct got_error *
7256 open_ref_view(struct tog_view *view, struct got_repository *repo)
7258 const struct got_error *err = NULL;
7259 struct tog_ref_view_state *s = &view->state.ref;
7261 s->selected_entry = 0;
7264 TAILQ_INIT(&s->refs);
7265 STAILQ_INIT(&s->colors);
7267 err = ref_view_load_refs(s);
7271 if (has_colors() && getenv("TOG_COLORS") != NULL) {
7272 err = add_color(&s->colors, "^refs/heads/",
7273 TOG_COLOR_REFS_HEADS,
7274 get_color_value("TOG_COLOR_REFS_HEADS"));
7278 err = add_color(&s->colors, "^refs/tags/",
7279 TOG_COLOR_REFS_TAGS,
7280 get_color_value("TOG_COLOR_REFS_TAGS"));
7284 err = add_color(&s->colors, "^refs/remotes/",
7285 TOG_COLOR_REFS_REMOTES,
7286 get_color_value("TOG_COLOR_REFS_REMOTES"));
7290 err = add_color(&s->colors, "^refs/got/backup/",
7291 TOG_COLOR_REFS_BACKUP,
7292 get_color_value("TOG_COLOR_REFS_BACKUP"));
7297 view->show = show_ref_view;
7298 view->input = input_ref_view;
7299 view->close = close_ref_view;
7300 view->search_start = search_start_ref_view;
7301 view->search_next = search_next_ref_view;
7304 free_colors(&s->colors);
7308 static const struct got_error *
7309 close_ref_view(struct tog_view *view)
7311 struct tog_ref_view_state *s = &view->state.ref;
7313 ref_view_free_refs(s);
7314 free_colors(&s->colors);
7319 static const struct got_error *
7320 resolve_reflist_entry(struct got_object_id **commit_id,
7321 struct tog_reflist_entry *re, struct got_repository *repo)
7323 const struct got_error *err = NULL;
7324 struct got_object_id *obj_id;
7325 struct got_tag_object *tag = NULL;
7330 err = got_ref_resolve(&obj_id, repo, re->ref);
7334 err = got_object_get_type(&obj_type, repo, obj_id);
7339 case GOT_OBJ_TYPE_COMMIT:
7340 *commit_id = obj_id;
7342 case GOT_OBJ_TYPE_TAG:
7343 err = got_object_open_as_tag(&tag, repo, obj_id);
7347 err = got_object_get_type(&obj_type, repo,
7348 got_object_tag_get_object_id(tag));
7351 if (obj_type != GOT_OBJ_TYPE_COMMIT) {
7352 err = got_error(GOT_ERR_OBJ_TYPE);
7355 *commit_id = got_object_id_dup(
7356 got_object_tag_get_object_id(tag));
7357 if (*commit_id == NULL) {
7358 err = got_error_from_errno("got_object_id_dup");
7363 err = got_error(GOT_ERR_OBJ_TYPE);
7369 got_object_tag_close(tag);
7377 static const struct got_error *
7378 log_ref_entry(struct tog_view **new_view, int begin_y, int begin_x,
7379 struct tog_reflist_entry *re, struct got_repository *repo)
7381 struct tog_view *log_view;
7382 const struct got_error *err = NULL;
7383 struct got_object_id *commit_id = NULL;
7387 err = resolve_reflist_entry(&commit_id, re, repo);
7389 if (err->code != GOT_ERR_OBJ_TYPE)
7395 log_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_LOG);
7396 if (log_view == NULL) {
7397 err = got_error_from_errno("view_open");
7401 err = open_log_view(log_view, commit_id, repo,
7402 got_ref_get_name(re->ref), "", 0);
7405 view_close(log_view);
7407 *new_view = log_view;
7413 ref_scroll_up(struct tog_ref_view_state *s, int maxscroll)
7415 struct tog_reflist_entry *re;
7418 if (s->first_displayed_entry == TAILQ_FIRST(&s->refs))
7421 re = TAILQ_PREV(s->first_displayed_entry, tog_reflist_head, entry);
7422 while (i++ < maxscroll) {
7425 s->first_displayed_entry = re;
7426 re = TAILQ_PREV(re, tog_reflist_head, entry);
7430 static const struct got_error *
7431 ref_scroll_down(struct tog_view *view, int maxscroll)
7433 struct tog_ref_view_state *s = &view->state.ref;
7434 struct tog_reflist_entry *next, *last;
7437 if (s->first_displayed_entry)
7438 next = TAILQ_NEXT(s->first_displayed_entry, entry);
7440 next = TAILQ_FIRST(&s->refs);
7442 last = s->last_displayed_entry;
7443 while (next && n++ < maxscroll) {
7445 last = TAILQ_NEXT(last, entry);
7446 if (last || (view->mode == TOG_VIEW_SPLIT_HRZN)) {
7447 s->first_displayed_entry = next;
7448 next = TAILQ_NEXT(next, entry);
7455 static const struct got_error *
7456 search_start_ref_view(struct tog_view *view)
7458 struct tog_ref_view_state *s = &view->state.ref;
7460 s->matched_entry = NULL;
7465 match_reflist_entry(struct tog_reflist_entry *re, regex_t *regex)
7467 regmatch_t regmatch;
7469 return regexec(regex, got_ref_get_name(re->ref), 1, ®match,
7473 static const struct got_error *
7474 search_next_ref_view(struct tog_view *view)
7476 struct tog_ref_view_state *s = &view->state.ref;
7477 struct tog_reflist_entry *re = NULL;
7479 if (!view->searching) {
7480 view->search_next_done = TOG_SEARCH_HAVE_MORE;
7484 if (s->matched_entry) {
7485 if (view->searching == TOG_SEARCH_FORWARD) {
7486 if (s->selected_entry)
7487 re = TAILQ_NEXT(s->selected_entry, entry);
7489 re = TAILQ_PREV(s->selected_entry,
7490 tog_reflist_head, entry);
7492 if (s->selected_entry == NULL)
7493 re = TAILQ_LAST(&s->refs, tog_reflist_head);
7495 re = TAILQ_PREV(s->selected_entry,
7496 tog_reflist_head, entry);
7499 if (s->selected_entry)
7500 re = s->selected_entry;
7501 else if (view->searching == TOG_SEARCH_FORWARD)
7502 re = TAILQ_FIRST(&s->refs);
7504 re = TAILQ_LAST(&s->refs, tog_reflist_head);
7509 if (s->matched_entry == NULL) {
7510 view->search_next_done = TOG_SEARCH_HAVE_MORE;
7513 if (view->searching == TOG_SEARCH_FORWARD)
7514 re = TAILQ_FIRST(&s->refs);
7516 re = TAILQ_LAST(&s->refs, tog_reflist_head);
7519 if (match_reflist_entry(re, &view->regex)) {
7520 view->search_next_done = TOG_SEARCH_HAVE_MORE;
7521 s->matched_entry = re;
7525 if (view->searching == TOG_SEARCH_FORWARD)
7526 re = TAILQ_NEXT(re, entry);
7528 re = TAILQ_PREV(re, tog_reflist_head, entry);
7531 if (s->matched_entry) {
7532 s->first_displayed_entry = s->matched_entry;
7539 static const struct got_error *
7540 show_ref_view(struct tog_view *view)
7542 const struct got_error *err = NULL;
7543 struct tog_ref_view_state *s = &view->state.ref;
7544 struct tog_reflist_entry *re;
7547 struct tog_color *tc;
7549 int limit = view->nlines;
7551 werase(view->window);
7554 if (view_is_hsplit_top(view))
7555 --limit; /* border */
7560 re = s->first_displayed_entry;
7562 if (asprintf(&line, "references [%d/%d]", re->idx + s->selected + 1,
7564 return got_error_from_errno("asprintf");
7566 err = format_line(&wline, &width, NULL, line, 0, view->ncols, 0, 0);
7571 if (view_needs_focus_indication(view))
7572 wstandout(view->window);
7573 waddwstr(view->window, wline);
7574 if (view_needs_focus_indication(view))
7575 wstandend(view->window);
7580 if (width < view->ncols - 1)
7581 waddch(view->window, '\n');
7586 while (re && limit > 0) {
7588 char ymd[13]; /* YYYY-MM-DD + " " + NUL */
7591 struct got_commit_object *ci;
7592 struct got_tag_object *tag;
7593 struct got_object_id *id;
7597 err = got_ref_resolve(&id, s->repo, re->ref);
7600 err = got_object_open_as_tag(&tag, s->repo, id);
7602 if (err->code != GOT_ERR_OBJ_TYPE) {
7606 err = got_object_open_as_commit(&ci, s->repo,
7612 t = got_object_commit_get_committer_time(ci);
7613 got_object_commit_close(ci);
7615 t = got_object_tag_get_tagger_time(tag);
7616 got_object_tag_close(tag);
7619 if (gmtime_r(&t, &tm) == NULL)
7620 return got_error_from_errno("gmtime_r");
7621 if (strftime(ymd, sizeof(ymd), "%G-%m-%d ", &tm) == 0)
7622 return got_error(GOT_ERR_NO_SPACE);
7624 if (got_ref_is_symbolic(re->ref)) {
7625 if (asprintf(&line, "%s%s -> %s", s->show_date ?
7626 ymd : "", got_ref_get_name(re->ref),
7627 got_ref_get_symref_target(re->ref)) == -1)
7628 return got_error_from_errno("asprintf");
7629 } else if (s->show_ids) {
7630 struct got_object_id *id;
7632 err = got_ref_resolve(&id, s->repo, re->ref);
7635 err = got_object_id_str(&id_str, id);
7640 if (asprintf(&line, "%s%s: %s", s->show_date ? ymd : "",
7641 got_ref_get_name(re->ref), id_str) == -1) {
7642 err = got_error_from_errno("asprintf");
7649 } else if (asprintf(&line, "%s%s", s->show_date ? ymd : "",
7650 got_ref_get_name(re->ref)) == -1)
7651 return got_error_from_errno("asprintf");
7653 err = format_line(&wline, &width, NULL, line, 0, view->ncols,
7659 if (n == s->selected) {
7661 wstandout(view->window);
7662 s->selected_entry = re;
7664 tc = match_color(&s->colors, got_ref_get_name(re->ref));
7666 wattr_on(view->window,
7667 COLOR_PAIR(tc->colorpair), NULL);
7668 waddwstr(view->window, wline);
7670 wattr_off(view->window,
7671 COLOR_PAIR(tc->colorpair), NULL);
7672 if (width < view->ncols - 1)
7673 waddch(view->window, '\n');
7674 if (n == s->selected && view->focussed)
7675 wstandend(view->window);
7681 s->last_displayed_entry = re;
7684 re = TAILQ_NEXT(re, entry);
7691 static const struct got_error *
7692 browse_ref_tree(struct tog_view **new_view, int begin_y, int begin_x,
7693 struct tog_reflist_entry *re, struct got_repository *repo)
7695 const struct got_error *err = NULL;
7696 struct got_object_id *commit_id = NULL;
7697 struct tog_view *tree_view;
7701 err = resolve_reflist_entry(&commit_id, re, repo);
7703 if (err->code != GOT_ERR_OBJ_TYPE)
7710 tree_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_TREE);
7711 if (tree_view == NULL) {
7712 err = got_error_from_errno("view_open");
7716 err = open_tree_view(tree_view, commit_id,
7717 got_ref_get_name(re->ref), repo);
7721 *new_view = tree_view;
7726 static const struct got_error *
7727 input_ref_view(struct tog_view **new_view, struct tog_view *view, int ch)
7729 const struct got_error *err = NULL;
7730 struct tog_ref_view_state *s = &view->state.ref;
7731 struct tog_view *log_view, *tree_view;
7732 struct tog_reflist_entry *re;
7733 int begin_y = 0, begin_x = 0, n, nscroll = view->nlines - 1;
7737 s->show_ids = !s->show_ids;
7741 s->show_date = !s->show_date;
7745 s->sort_by_date = !s->sort_by_date;
7747 err = got_reflist_sort(&tog_refs, s->sort_by_date ?
7748 got_ref_cmp_by_commit_timestamp_descending :
7749 tog_ref_cmp_by_name, s->repo);
7752 got_reflist_object_id_map_free(tog_refs_idmap);
7753 err = got_reflist_object_id_map_create(&tog_refs_idmap,
7754 &tog_refs, s->repo);
7757 ref_view_free_refs(s);
7758 err = ref_view_load_refs(s);
7763 if (!s->selected_entry)
7765 if (view_is_parent_view(view))
7766 view_get_split(view, &begin_y, &begin_x);
7768 err = log_ref_entry(&log_view, begin_y, begin_x,
7769 s->selected_entry, s->repo);
7773 if (view_is_parent_view(view) &&
7774 view->mode == TOG_VIEW_SPLIT_HRZN) {
7775 err = view_init_hsplit(view, begin_y);
7781 log_view->focussed = 1;
7782 log_view->mode = view->mode;
7783 log_view->nlines = view->lines - begin_y;
7784 if (view_is_parent_view(view)) {
7785 view_transfer_size(log_view, view);
7786 err = view_close_child(view);
7789 err = view_set_child(view, log_view);
7792 view->focus_child = 1;
7794 *new_view = log_view;
7798 if (!s->selected_entry)
7800 if (view_is_parent_view(view))
7801 view_get_split(view, &begin_y, &begin_x);
7802 err = browse_ref_tree(&tree_view, begin_y, begin_x,
7803 s->selected_entry, s->repo);
7804 if (err || tree_view == NULL)
7806 if (view_is_parent_view(view) &&
7807 view->mode == TOG_VIEW_SPLIT_HRZN) {
7808 err = view_init_hsplit(view, begin_y);
7813 tree_view->focussed = 1;
7814 tree_view->mode = view->mode;
7815 tree_view->nlines = view->lines - begin_y;
7816 if (view_is_parent_view(view)) {
7817 view_transfer_size(tree_view, view);
7818 err = view_close_child(view);
7821 err = view_set_child(view, tree_view);
7824 view->focus_child = 1;
7826 *new_view = tree_view;
7832 s->first_displayed_entry = TAILQ_FIRST(&s->refs);
7836 int eos = view->nlines - 1;
7838 if (view->mode == TOG_VIEW_SPLIT_HRZN)
7842 re = TAILQ_LAST(&s->refs, tog_reflist_head);
7843 for (n = 0; n < eos; n++) {
7846 s->first_displayed_entry = re;
7847 re = TAILQ_PREV(re, tog_reflist_head, entry);
7850 s->selected = n - 1;
7856 if (s->selected > 0) {
7860 ref_scroll_up(s, 1);
7861 if (s->selected_entry == TAILQ_FIRST(&s->refs))
7871 if (s->first_displayed_entry == TAILQ_FIRST(&s->refs))
7872 s->selected -= MIN(nscroll, s->selected);
7873 ref_scroll_up(s, MAX(0, nscroll));
7874 if (s->selected_entry == TAILQ_FIRST(&s->refs))
7880 if (s->selected < s->ndisplayed - 1) {
7884 if (TAILQ_NEXT(s->last_displayed_entry, entry) == NULL) {
7885 /* can't scroll any further */
7889 ref_scroll_down(view, 1);
7899 if (TAILQ_NEXT(s->last_displayed_entry, entry) == NULL) {
7900 /* can't scroll any further; move cursor down */
7901 if (s->selected < s->ndisplayed - 1)
7902 s->selected += MIN(nscroll,
7903 s->ndisplayed - s->selected - 1);
7904 if (view->count > 1 && s->selected < s->ndisplayed - 1)
7905 s->selected += s->ndisplayed - s->selected - 1;
7909 ref_scroll_down(view, nscroll);
7914 err = tog_load_refs(s->repo, s->sort_by_date);
7917 ref_view_free_refs(s);
7918 err = ref_view_load_refs(s);
7921 if (view->nlines >= 2 && s->selected >= view->nlines - 1)
7922 s->selected = view->nlines - 2;
7936 fprintf(stderr, "usage: %s ref [-r repository-path]\n",
7941 static const struct got_error *
7942 cmd_ref(int argc, char *argv[])
7944 const struct got_error *error;
7945 struct got_repository *repo = NULL;
7946 struct got_worktree *worktree = NULL;
7947 char *cwd = NULL, *repo_path = NULL;
7949 struct tog_view *view;
7950 int *pack_fds = NULL;
7952 while ((ch = getopt(argc, argv, "r:")) != -1) {
7955 repo_path = realpath(optarg, NULL);
7956 if (repo_path == NULL)
7957 return got_error_from_errno2("realpath",
7972 error = got_repo_pack_fds_open(&pack_fds);
7976 if (repo_path == NULL) {
7977 cwd = getcwd(NULL, 0);
7979 return got_error_from_errno("getcwd");
7980 error = got_worktree_open(&worktree, cwd);
7981 if (error && error->code != GOT_ERR_NOT_WORKTREE)
7985 strdup(got_worktree_get_repo_path(worktree));
7987 repo_path = strdup(cwd);
7988 if (repo_path == NULL) {
7989 error = got_error_from_errno("strdup");
7994 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
8000 error = apply_unveil(got_repo_get_path(repo), NULL);
8004 error = tog_load_refs(repo, 0);
8008 view = view_open(0, 0, 0, 0, TOG_VIEW_REF);
8010 error = got_error_from_errno("view_open");
8014 error = open_ref_view(view, repo);
8019 /* Release work tree lock. */
8020 got_worktree_close(worktree);
8023 error = view_loop(view);
8028 const struct got_error *close_err = got_repo_close(repo);
8033 const struct got_error *pack_err =
8034 got_repo_pack_fds_close(pack_fds);
8043 * If view was scrolled down to move the selected line into view when opening a
8044 * horizontal split, scroll back up when closing the split/toggling fullscreen.
8047 offset_selection_up(struct tog_view *view)
8049 switch (view->type) {
8050 case TOG_VIEW_BLAME: {
8051 struct tog_blame_view_state *s = &view->state.blame;
8052 if (s->first_displayed_line == 1) {
8053 s->selected_line = MAX(s->selected_line - view->offset,
8057 if (s->first_displayed_line > view->offset)
8058 s->first_displayed_line -= view->offset;
8060 s->first_displayed_line = 1;
8061 s->selected_line += view->offset;
8065 log_scroll_up(&view->state.log, view->offset);
8066 view->state.log.selected += view->offset;
8069 ref_scroll_up(&view->state.ref, view->offset);
8070 view->state.ref.selected += view->offset;
8073 tree_scroll_up(&view->state.tree, view->offset);
8074 view->state.tree.selected += view->offset;
8084 * If the selected line is in the section of screen covered by the bottom split,
8085 * scroll down offset lines to move it into view and index its new position.
8087 static const struct got_error *
8088 offset_selection_down(struct tog_view *view)
8090 const struct got_error *err = NULL;
8091 const struct got_error *(*scrolld)(struct tog_view *, int);
8092 int *selected = NULL;
8095 switch (view->type) {
8096 case TOG_VIEW_BLAME: {
8097 struct tog_blame_view_state *s = &view->state.blame;
8100 if (s->selected_line > view->nlines - header) {
8101 offset = abs(view->nlines - s->selected_line - header);
8102 s->first_displayed_line += offset;
8103 s->selected_line -= offset;
8104 view->offset = offset;
8108 case TOG_VIEW_LOG: {
8109 struct tog_log_view_state *s = &view->state.log;
8110 scrolld = &log_scroll_down;
8111 header = view_is_parent_view(view) ? 3 : 2;
8112 selected = &s->selected;
8115 case TOG_VIEW_REF: {
8116 struct tog_ref_view_state *s = &view->state.ref;
8117 scrolld = &ref_scroll_down;
8119 selected = &s->selected;
8122 case TOG_VIEW_TREE: {
8123 struct tog_tree_view_state *s = &view->state.tree;
8124 scrolld = &tree_scroll_down;
8126 selected = &s->selected;
8136 if (selected && *selected > view->nlines - header) {
8137 offset = abs(view->nlines - *selected - header);
8138 view->offset = offset;
8139 if (scrolld && offset) {
8140 err = scrolld(view, offset);
8141 *selected -= offset;
8149 list_commands(FILE *fp)
8153 fprintf(fp, "commands:");
8154 for (i = 0; i < nitems(tog_commands); i++) {
8155 const struct tog_cmd *cmd = &tog_commands[i];
8156 fprintf(fp, " %s", cmd->name);
8162 usage(int hflag, int status)
8164 FILE *fp = (status == 0) ? stdout : stderr;
8166 fprintf(fp, "usage: %s [-h] [-V | --version] [command] [arg ...]\n",
8169 fprintf(fp, "lazy usage: %s path\n", getprogname());
8176 make_argv(int argc, ...)
8184 argv = calloc(argc, sizeof(char *));
8187 for (i = 0; i < argc; i++) {
8188 argv[i] = strdup(va_arg(ap, char *));
8189 if (argv[i] == NULL)
8198 * Try to convert 'tog path' into a 'tog log path' command.
8199 * The user could simply have mistyped the command rather than knowingly
8200 * provided a path. So check whether argv[0] can in fact be resolved
8201 * to a path in the HEAD commit and print a special error if not.
8202 * This hack is for mpi@ <3
8204 static const struct got_error *
8205 tog_log_with_path(int argc, char *argv[])
8207 const struct got_error *error = NULL, *close_err;
8208 const struct tog_cmd *cmd = NULL;
8209 struct got_repository *repo = NULL;
8210 struct got_worktree *worktree = NULL;
8211 struct got_object_id *commit_id = NULL, *id = NULL;
8212 struct got_commit_object *commit = NULL;
8213 char *cwd = NULL, *repo_path = NULL, *in_repo_path = NULL;
8214 char *commit_id_str = NULL, **cmd_argv = NULL;
8215 int *pack_fds = NULL;
8217 cwd = getcwd(NULL, 0);
8219 return got_error_from_errno("getcwd");
8221 error = got_repo_pack_fds_open(&pack_fds);
8225 error = got_worktree_open(&worktree, cwd);
8226 if (error && error->code != GOT_ERR_NOT_WORKTREE)
8230 repo_path = strdup(got_worktree_get_repo_path(worktree));
8232 repo_path = strdup(cwd);
8233 if (repo_path == NULL) {
8234 error = got_error_from_errno("strdup");
8238 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
8242 error = get_in_repo_path_from_argv0(&in_repo_path, argc, argv,
8247 error = tog_load_refs(repo, 0);
8250 error = got_repo_match_object_id(&commit_id, NULL, worktree ?
8251 got_worktree_get_head_ref_name(worktree) : GOT_REF_HEAD,
8252 GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
8257 got_worktree_close(worktree);
8261 error = got_object_open_as_commit(&commit, repo, commit_id);
8265 error = got_object_id_by_path(&id, repo, commit, in_repo_path);
8267 if (error->code != GOT_ERR_NO_TREE_ENTRY)
8269 fprintf(stderr, "%s: '%s' is no known command or path\n",
8270 getprogname(), argv[0]);
8275 close_err = got_repo_close(repo);
8280 error = got_object_id_str(&commit_id_str, commit_id);
8284 cmd = &tog_commands[0]; /* log */
8286 cmd_argv = make_argv(argc, cmd->name, "-c", commit_id_str, argv[0]);
8287 error = cmd->cmd_main(argc, cmd_argv);
8290 close_err = got_repo_close(repo);
8295 got_object_commit_close(commit);
8297 got_worktree_close(worktree);
8299 const struct got_error *pack_err =
8300 got_repo_pack_fds_close(pack_fds);
8305 free(commit_id_str);
8312 for (i = 0; i < argc; i++)
8321 main(int argc, char *argv[])
8323 const struct got_error *error = NULL;
8324 const struct tog_cmd *cmd = NULL;
8325 int ch, hflag = 0, Vflag = 0;
8326 char **cmd_argv = NULL;
8327 static const struct option longopts[] = {
8328 { "version", no_argument, NULL, 'V' },
8331 char *diff_algo_str = NULL;
8333 setlocale(LC_CTYPE, "");
8335 while ((ch = getopt_long(argc, argv, "+hV", longopts, NULL)) != -1) {
8355 got_version_print_str();
8360 if (pledge("stdio rpath wpath cpath flock proc tty exec sendfd unveil",
8368 /* Build an argument vector which runs a default command. */
8369 cmd = &tog_commands[0];
8371 cmd_argv = make_argv(argc, cmd->name);
8375 /* Did the user specify a command? */
8376 for (i = 0; i < nitems(tog_commands); i++) {
8377 if (strncmp(tog_commands[i].name, argv[0],
8378 strlen(argv[0])) == 0) {
8379 cmd = &tog_commands[i];
8385 diff_algo_str = getenv("TOG_DIFF_ALGORITHM");
8386 if (diff_algo_str) {
8387 if (strcasecmp(diff_algo_str, "patience") == 0)
8388 tog_diff_algo = GOT_DIFF_ALGORITHM_PATIENCE;
8389 if (strcasecmp(diff_algo_str, "myers") == 0)
8390 tog_diff_algo = GOT_DIFF_ALGORITHM_MYERS;
8396 /* No command specified; try log with a path */
8397 error = tog_log_with_path(argc, argv);
8402 error = cmd->cmd_main(argc, cmd_argv ? cmd_argv : argv);
8409 for (i = 0; i < argc; i++)
8414 if (error && error->code != GOT_ERR_CANCELLED)
8415 fprintf(stderr, "%s: %s\n", getprogname(), error->msg);