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;
3471 if (view_is_parent_view(view))
3472 view_get_split(view, &begin_y, &begin_x);
3473 ref_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_REF);
3474 if (ref_view == NULL)
3475 return got_error_from_errno("view_open");
3476 err = open_ref_view(ref_view, s->repo);
3478 view_close(ref_view);
3481 if (view_is_parent_view(view) &&
3482 view->mode == TOG_VIEW_SPLIT_HRZN) {
3483 err = view_init_hsplit(view, begin_y);
3488 ref_view->focussed = 1;
3489 ref_view->mode = view->mode;
3490 ref_view->nlines = view->lines - begin_y;
3491 if (view_is_parent_view(view)) {
3492 view_transfer_size(ref_view, view);
3493 err = view_close_child(view);
3496 err = view_set_child(view, ref_view);
3499 view->focus_child = 1;
3501 *new_view = ref_view;
3511 static const struct got_error *
3512 apply_unveil(const char *repo_path, const char *worktree_path)
3514 const struct got_error *error;
3517 if (unveil("gmon.out", "rwc") != 0)
3518 return got_error_from_errno2("unveil", "gmon.out");
3520 if (repo_path && unveil(repo_path, "r") != 0)
3521 return got_error_from_errno2("unveil", repo_path);
3523 if (worktree_path && unveil(worktree_path, "rwc") != 0)
3524 return got_error_from_errno2("unveil", worktree_path);
3526 if (unveil(GOT_TMPDIR_STR, "rwc") != 0)
3527 return got_error_from_errno2("unveil", GOT_TMPDIR_STR);
3529 error = got_privsep_unveil_exec_helpers();
3533 if (unveil(NULL, NULL) != 0)
3534 return got_error_from_errno("unveil");
3543 * Override default signal handlers before starting ncurses.
3544 * This should prevent ncurses from installing its own
3545 * broken cleanup() signal handler.
3547 signal(SIGWINCH, tog_sigwinch);
3548 signal(SIGPIPE, tog_sigpipe);
3549 signal(SIGCONT, tog_sigcont);
3550 signal(SIGINT, tog_sigint);
3551 signal(SIGTERM, tog_sigterm);
3555 halfdelay(1); /* Do fast refresh while initial view is loading. */
3558 intrflush(stdscr, FALSE);
3559 keypad(stdscr, TRUE);
3561 if (getenv("TOG_COLORS") != NULL) {
3563 use_default_colors();
3567 static const struct got_error *
3568 get_in_repo_path_from_argv0(char **in_repo_path, int argc, char *argv[],
3569 struct got_repository *repo, struct got_worktree *worktree)
3571 const struct got_error *err = NULL;
3574 *in_repo_path = strdup("/");
3575 if (*in_repo_path == NULL)
3576 return got_error_from_errno("strdup");
3581 const char *prefix = got_worktree_get_path_prefix(worktree);
3584 err = got_worktree_resolve_path(&p, worktree, argv[0]);
3587 if (asprintf(in_repo_path, "%s%s%s", prefix,
3588 (p[0] != '\0' && !got_path_is_root_dir(prefix)) ? "/" : "",
3590 err = got_error_from_errno("asprintf");
3591 *in_repo_path = NULL;
3595 err = got_repo_map_path(in_repo_path, repo, argv[0]);
3600 static const struct got_error *
3601 cmd_log(int argc, char *argv[])
3603 const struct got_error *error;
3604 struct got_repository *repo = NULL;
3605 struct got_worktree *worktree = NULL;
3606 struct got_object_id *start_id = NULL;
3607 char *in_repo_path = NULL, *repo_path = NULL, *cwd = NULL;
3608 char *start_commit = NULL, *label = NULL;
3609 struct got_reference *ref = NULL;
3610 const char *head_ref_name = NULL;
3611 int ch, log_branches = 0;
3612 struct tog_view *view;
3613 int *pack_fds = NULL;
3615 while ((ch = getopt(argc, argv, "bc:r:")) != -1) {
3621 start_commit = optarg;
3624 repo_path = realpath(optarg, NULL);
3625 if (repo_path == NULL)
3626 return got_error_from_errno2("realpath",
3641 error = got_repo_pack_fds_open(&pack_fds);
3645 if (repo_path == NULL) {
3646 cwd = getcwd(NULL, 0);
3648 return got_error_from_errno("getcwd");
3649 error = got_worktree_open(&worktree, cwd);
3650 if (error && error->code != GOT_ERR_NOT_WORKTREE)
3654 strdup(got_worktree_get_repo_path(worktree));
3656 repo_path = strdup(cwd);
3657 if (repo_path == NULL) {
3658 error = got_error_from_errno("strdup");
3663 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
3667 error = get_in_repo_path_from_argv0(&in_repo_path, argc, argv,
3674 error = apply_unveil(got_repo_get_path(repo),
3675 worktree ? got_worktree_get_root_path(worktree) : NULL);
3679 /* already loaded by tog_log_with_path()? */
3680 if (TAILQ_EMPTY(&tog_refs)) {
3681 error = tog_load_refs(repo, 0);
3686 if (start_commit == NULL) {
3687 error = got_repo_match_object_id(&start_id, &label,
3688 worktree ? got_worktree_get_head_ref_name(worktree) :
3689 GOT_REF_HEAD, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
3692 head_ref_name = label;
3694 error = got_ref_open(&ref, repo, start_commit, 0);
3696 head_ref_name = got_ref_get_name(ref);
3697 else if (error->code != GOT_ERR_NOT_REF)
3699 error = got_repo_match_object_id(&start_id, NULL,
3700 start_commit, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
3705 view = view_open(0, 0, 0, 0, TOG_VIEW_LOG);
3707 error = got_error_from_errno("view_open");
3710 error = open_log_view(view, start_id, repo, head_ref_name,
3711 in_repo_path, log_branches);
3715 /* Release work tree lock. */
3716 got_worktree_close(worktree);
3719 error = view_loop(view);
3729 const struct got_error *close_err = got_repo_close(repo);
3734 got_worktree_close(worktree);
3736 const struct got_error *pack_err =
3737 got_repo_pack_fds_close(pack_fds);
3749 fprintf(stderr, "usage: %s diff [-a] [-C number] [-r repository-path] "
3750 "[-w] object1 object2\n", getprogname());
3755 match_line(const char *line, regex_t *regex, size_t nmatch,
3756 regmatch_t *regmatch)
3758 return regexec(regex, line, nmatch, regmatch, 0) == 0;
3761 static struct tog_color *
3762 match_color(struct tog_colors *colors, const char *line)
3764 struct tog_color *tc = NULL;
3766 STAILQ_FOREACH(tc, colors, entry) {
3767 if (match_line(line, &tc->regex, 0, NULL))
3774 static const struct got_error *
3775 add_matched_line(int *wtotal, const char *line, int wlimit, int col_tab_align,
3776 WINDOW *window, int skipcol, regmatch_t *regmatch)
3778 const struct got_error *err = NULL;
3780 wchar_t *wline = NULL;
3781 int rme, rms, n, width, scrollx;
3782 int width0 = 0, width1 = 0, width2 = 0;
3783 char *seg0 = NULL, *seg1 = NULL, *seg2 = NULL;
3787 rms = regmatch->rm_so;
3788 rme = regmatch->rm_eo;
3790 err = expand_tab(&exstr, line);
3794 /* Split the line into 3 segments, according to match offsets. */
3795 seg0 = strndup(exstr, rms);
3797 err = got_error_from_errno("strndup");
3800 seg1 = strndup(exstr + rms, rme - rms);
3802 err = got_error_from_errno("strndup");
3805 seg2 = strdup(exstr + rme);
3807 err = got_error_from_errno("strndup");
3811 /* draw up to matched token if we haven't scrolled past it */
3812 err = format_line(&wline, &width0, NULL, seg0, 0, wlimit,
3816 n = MAX(width0 - skipcol, 0);
3819 err = format_line(&wline, &width, &scrollx, seg0, skipcol,
3820 wlimit, col_tab_align, 1);
3823 waddwstr(window, &wline[scrollx]);
3833 err = format_line(&wline, &width1, NULL, seg1, 0, wlimit,
3837 wlen = wcslen(wline);
3839 width = wcwidth(wline[i]);
3841 /* should not happen, tabs are expanded */
3842 err = got_error(GOT_ERR_RANGE);
3845 if (width0 + w + width > skipcol)
3850 /* draw (visible part of) matched token (if scrolled into it) */
3851 if (width1 - w > 0) {
3852 wattron(window, A_STANDOUT);
3853 waddwstr(window, &wline[i]);
3854 wattroff(window, A_STANDOUT);
3855 wlimit -= (width1 - w);
3856 *wtotal += (width1 - w);
3860 if (wlimit > 0) { /* draw rest of line */
3862 if (skipcol > width0 + width1) {
3863 err = format_line(&wline, &width2, &scrollx, seg2,
3864 skipcol - (width0 + width1), wlimit,
3868 waddwstr(window, &wline[scrollx]);
3870 err = format_line(&wline, &width2, NULL, seg2, 0,
3871 wlimit, col_tab_align, 1);
3874 waddwstr(window, wline);
3887 static const struct got_error *
3888 draw_file(struct tog_view *view, const char *header)
3890 struct tog_diff_view_state *s = &view->state.diff;
3891 regmatch_t *regmatch = &view->regmatch;
3892 const struct got_error *err;
3895 size_t linesize = 0;
3897 struct tog_color *tc;
3900 int max_lines = view->nlines;
3901 int nlines = s->nlines;
3904 line_offset = s->line_offsets[s->first_displayed_line - 1];
3905 if (fseeko(s->f, line_offset, SEEK_SET) == -1)
3906 return got_error_from_errno("fseek");
3908 werase(view->window);
3911 if (asprintf(&line, "[%d/%d] %s",
3912 s->first_displayed_line - 1 + s->selected_line, nlines,
3914 return got_error_from_errno("asprintf");
3915 err = format_line(&wline, &width, NULL, line, 0, view->ncols,
3921 if (view_needs_focus_indication(view))
3922 wstandout(view->window);
3923 waddwstr(view->window, wline);
3926 if (view_needs_focus_indication(view))
3927 wstandend(view->window);
3928 if (width <= view->ncols - 1)
3929 waddch(view->window, '\n');
3939 while (max_lines > 0 && nprinted < max_lines) {
3940 linelen = getline(&line, &linesize, s->f);
3941 if (linelen == -1) {
3947 return got_ferror(s->f, GOT_ERR_IO);
3950 /* Set view->maxx based on full line length. */
3951 err = format_line(&wline, &width, NULL, line, 0, INT_MAX, 0,
3957 view->maxx = MAX(view->maxx, width);
3961 tc = match_color(&s->colors, line);
3963 wattr_on(view->window,
3964 COLOR_PAIR(tc->colorpair), NULL);
3965 if (s->first_displayed_line + nprinted == s->matched_line &&
3966 regmatch->rm_so >= 0 && regmatch->rm_so < regmatch->rm_eo) {
3967 err = add_matched_line(&width, line, view->ncols, 0,
3968 view->window, view->x, regmatch);
3975 err = format_line(&wline, &width, &skip, line,
3976 view->x, view->ncols, 0, view->x ? 1 : 0);
3981 waddwstr(view->window, &wline[skip]);
3986 wattr_off(view->window,
3987 COLOR_PAIR(tc->colorpair), NULL);
3988 if (width <= view->ncols - 1)
3989 waddch(view->window, '\n');
3994 s->last_displayed_line = s->first_displayed_line +
3997 s->last_displayed_line = s->first_displayed_line;
4002 while (nprinted < view->nlines) {
4003 waddch(view->window, '\n');
4007 err = format_line(&wline, &width, NULL, TOG_EOF_STRING, 0,
4013 wstandout(view->window);
4014 waddwstr(view->window, wline);
4017 wstandend(view->window);
4024 get_datestr(time_t *time, char *datebuf)
4026 struct tm mytm, *tm;
4029 tm = gmtime_r(time, &mytm);
4032 s = asctime_r(tm, datebuf);
4035 p = strchr(s, '\n');
4041 static const struct got_error *
4042 get_changed_paths(struct got_pathlist_head *paths,
4043 struct got_commit_object *commit, struct got_repository *repo)
4045 const struct got_error *err = NULL;
4046 struct got_object_id *tree_id1 = NULL, *tree_id2 = NULL;
4047 struct got_tree_object *tree1 = NULL, *tree2 = NULL;
4048 struct got_object_qid *qid;
4050 qid = STAILQ_FIRST(got_object_commit_get_parent_ids(commit));
4052 struct got_commit_object *pcommit;
4053 err = got_object_open_as_commit(&pcommit, repo,
4058 tree_id1 = got_object_id_dup(
4059 got_object_commit_get_tree_id(pcommit));
4060 if (tree_id1 == NULL) {
4061 got_object_commit_close(pcommit);
4062 return got_error_from_errno("got_object_id_dup");
4064 got_object_commit_close(pcommit);
4069 err = got_object_open_as_tree(&tree1, repo, tree_id1);
4074 tree_id2 = got_object_commit_get_tree_id(commit);
4075 err = got_object_open_as_tree(&tree2, repo, tree_id2);
4079 err = got_diff_tree(tree1, tree2, NULL, NULL, -1, -1, "", "", repo,
4080 got_diff_tree_collect_changed_paths, paths, 0);
4083 got_object_tree_close(tree1);
4085 got_object_tree_close(tree2);
4090 static const struct got_error *
4091 add_line_offset(off_t **line_offsets, size_t *nlines, off_t off)
4095 p = reallocarray(*line_offsets, *nlines + 1, sizeof(off_t));
4097 return got_error_from_errno("reallocarray");
4099 (*line_offsets)[*nlines] = off;
4104 static const struct got_error *
4105 write_commit_info(off_t **line_offsets, size_t *nlines,
4106 struct got_object_id *commit_id, struct got_reflist_head *refs,
4107 struct got_repository *repo, FILE *outfile)
4109 const struct got_error *err = NULL;
4110 char datebuf[26], *datestr;
4111 struct got_commit_object *commit;
4112 char *id_str = NULL, *logmsg = NULL, *s = NULL, *line;
4113 time_t committer_time;
4114 const char *author, *committer;
4115 char *refs_str = NULL;
4116 struct got_pathlist_head changed_paths;
4117 struct got_pathlist_entry *pe;
4121 TAILQ_INIT(&changed_paths);
4124 err = build_refs_str(&refs_str, refs, commit_id, repo);
4129 err = got_object_open_as_commit(&commit, repo, commit_id);
4133 err = got_object_id_str(&id_str, commit_id);
4135 err = got_error_from_errno("got_object_id_str");
4139 err = add_line_offset(line_offsets, nlines, 0);
4143 n = fprintf(outfile, "commit %s%s%s%s\n", id_str, refs_str ? " (" : "",
4144 refs_str ? refs_str : "", refs_str ? ")" : "");
4146 err = got_error_from_errno("fprintf");
4150 err = add_line_offset(line_offsets, nlines, outoff);
4154 n = fprintf(outfile, "from: %s\n",
4155 got_object_commit_get_author(commit));
4157 err = got_error_from_errno("fprintf");
4161 err = add_line_offset(line_offsets, nlines, outoff);
4165 committer_time = got_object_commit_get_committer_time(commit);
4166 datestr = get_datestr(&committer_time, datebuf);
4168 n = fprintf(outfile, "date: %s UTC\n", datestr);
4170 err = got_error_from_errno("fprintf");
4174 err = add_line_offset(line_offsets, nlines, outoff);
4178 author = got_object_commit_get_author(commit);
4179 committer = got_object_commit_get_committer(commit);
4180 if (strcmp(author, committer) != 0) {
4181 n = fprintf(outfile, "via: %s\n", committer);
4183 err = got_error_from_errno("fprintf");
4187 err = add_line_offset(line_offsets, nlines, outoff);
4191 if (got_object_commit_get_nparents(commit) > 1) {
4192 const struct got_object_id_queue *parent_ids;
4193 struct got_object_qid *qid;
4195 parent_ids = got_object_commit_get_parent_ids(commit);
4196 STAILQ_FOREACH(qid, parent_ids, entry) {
4197 err = got_object_id_str(&id_str, &qid->id);
4200 n = fprintf(outfile, "parent %d: %s\n", pn++, id_str);
4202 err = got_error_from_errno("fprintf");
4206 err = add_line_offset(line_offsets, nlines, outoff);
4214 err = got_object_commit_get_logmsg(&logmsg, commit);
4218 while ((line = strsep(&s, "\n")) != NULL) {
4219 n = fprintf(outfile, "%s\n", line);
4221 err = got_error_from_errno("fprintf");
4225 err = add_line_offset(line_offsets, nlines, outoff);
4230 err = get_changed_paths(&changed_paths, commit, repo);
4233 TAILQ_FOREACH(pe, &changed_paths, entry) {
4234 struct got_diff_changed_path *cp = pe->data;
4235 n = fprintf(outfile, "%c %s\n", cp->status, pe->path);
4237 err = got_error_from_errno("fprintf");
4241 err = add_line_offset(line_offsets, nlines, outoff);
4244 free((char *)pe->path);
4248 fputc('\n', outfile);
4250 err = add_line_offset(line_offsets, nlines, outoff);
4252 got_pathlist_free(&changed_paths);
4256 got_object_commit_close(commit);
4258 free(*line_offsets);
4259 *line_offsets = NULL;
4265 static const struct got_error *
4266 create_diff(struct tog_diff_view_state *s)
4268 const struct got_error *err = NULL;
4272 free(s->line_offsets);
4273 s->line_offsets = malloc(sizeof(off_t));
4274 if (s->line_offsets == NULL)
4275 return got_error_from_errno("malloc");
4280 err = got_error_from_errno("got_opentemp");
4283 if (s->f && fclose(s->f) == EOF) {
4284 err = got_error_from_errno("fclose");
4290 err = got_object_get_type(&obj_type, s->repo, s->id1);
4292 err = got_object_get_type(&obj_type, s->repo, s->id2);
4297 case GOT_OBJ_TYPE_BLOB:
4298 err = got_diff_objects_as_blobs(&s->line_offsets, &s->nlines,
4299 s->f1, s->f2, s->fd1, s->fd2, s->id1, s->id2,
4300 s->label1, s->label2, tog_diff_algo, s->diff_context,
4301 s->ignore_whitespace, s->force_text_diff, s->repo, s->f);
4303 case GOT_OBJ_TYPE_TREE:
4304 err = got_diff_objects_as_trees(&s->line_offsets, &s->nlines,
4305 s->f1, s->f2, s->fd1, s->fd2, s->id1, s->id2, NULL, "", "",
4306 tog_diff_algo, s->diff_context, s->ignore_whitespace,
4307 s->force_text_diff, s->repo, s->f);
4309 case GOT_OBJ_TYPE_COMMIT: {
4310 const struct got_object_id_queue *parent_ids;
4311 struct got_object_qid *pid;
4312 struct got_commit_object *commit2;
4313 struct got_reflist_head *refs;
4315 err = got_object_open_as_commit(&commit2, s->repo, s->id2);
4318 refs = got_reflist_object_id_map_lookup(tog_refs_idmap, s->id2);
4319 /* Show commit info if we're diffing to a parent/root commit. */
4320 if (s->id1 == NULL) {
4321 err = write_commit_info(&s->line_offsets, &s->nlines,
4322 s->id2, refs, s->repo, s->f);
4326 parent_ids = got_object_commit_get_parent_ids(commit2);
4327 STAILQ_FOREACH(pid, parent_ids, entry) {
4328 if (got_object_id_cmp(s->id1, &pid->id) == 0) {
4329 err = write_commit_info(
4330 &s->line_offsets, &s->nlines,
4331 s->id2, refs, s->repo, s->f);
4338 got_object_commit_close(commit2);
4340 err = got_diff_objects_as_commits(&s->line_offsets, &s->nlines,
4341 s->f1, s->f2, s->fd1, s->fd2, s->id1, s->id2, NULL,
4342 tog_diff_algo, s->diff_context, s->ignore_whitespace,
4343 s->force_text_diff, s->repo, s->f);
4347 err = got_error(GOT_ERR_OBJ_TYPE);
4353 if (s->f && fflush(s->f) != 0 && err == NULL)
4354 err = got_error_from_errno("fflush");
4359 diff_view_indicate_progress(struct tog_view *view)
4361 mvwaddstr(view->window, 0, 0, "diffing...");
4366 static const struct got_error *
4367 search_start_diff_view(struct tog_view *view)
4369 struct tog_diff_view_state *s = &view->state.diff;
4371 s->matched_line = 0;
4375 static const struct got_error *
4376 search_next_diff_view(struct tog_view *view)
4378 struct tog_diff_view_state *s = &view->state.diff;
4379 const struct got_error *err = NULL;
4382 size_t linesize = 0;
4385 if (!view->searching) {
4386 view->search_next_done = TOG_SEARCH_HAVE_MORE;
4390 if (s->matched_line) {
4391 if (view->searching == TOG_SEARCH_FORWARD)
4392 lineno = s->matched_line + 1;
4394 lineno = s->matched_line - 1;
4396 lineno = s->first_displayed_line;
4401 if (lineno <= 0 || lineno > s->nlines) {
4402 if (s->matched_line == 0) {
4403 view->search_next_done = TOG_SEARCH_HAVE_MORE;
4407 if (view->searching == TOG_SEARCH_FORWARD)
4413 offset = s->line_offsets[lineno - 1];
4414 if (fseeko(s->f, offset, SEEK_SET) != 0) {
4416 return got_error_from_errno("fseeko");
4418 linelen = getline(&line, &linesize, s->f);
4419 if (linelen != -1) {
4421 err = expand_tab(&exstr, line);
4424 if (match_line(exstr, &view->regex, 1,
4426 view->search_next_done = TOG_SEARCH_HAVE_MORE;
4427 s->matched_line = lineno;
4433 if (view->searching == TOG_SEARCH_FORWARD)
4440 if (s->matched_line) {
4441 s->first_displayed_line = s->matched_line;
4442 s->selected_line = 1;
4448 static const struct got_error *
4449 close_diff_view(struct tog_view *view)
4451 const struct got_error *err = NULL;
4452 struct tog_diff_view_state *s = &view->state.diff;
4458 if (s->f && fclose(s->f) == EOF)
4459 err = got_error_from_errno("fclose");
4461 if (s->f1 && fclose(s->f1) == EOF && err == NULL)
4462 err = got_error_from_errno("fclose");
4464 if (s->f2 && fclose(s->f2) == EOF && err == NULL)
4465 err = got_error_from_errno("fclose");
4467 if (s->fd1 != -1 && close(s->fd1) == -1 && err == NULL)
4468 err = got_error_from_errno("close");
4470 if (s->fd2 != -1 && close(s->fd2) == -1 && err == NULL)
4471 err = got_error_from_errno("close");
4473 free_colors(&s->colors);
4474 free(s->line_offsets);
4475 s->line_offsets = NULL;
4480 static const struct got_error *
4481 open_diff_view(struct tog_view *view, struct got_object_id *id1,
4482 struct got_object_id *id2, const char *label1, const char *label2,
4483 int diff_context, int ignore_whitespace, int force_text_diff,
4484 struct tog_view *parent_view, struct got_repository *repo)
4486 const struct got_error *err;
4487 struct tog_diff_view_state *s = &view->state.diff;
4489 memset(s, 0, sizeof(*s));
4493 if (id1 != NULL && id2 != NULL) {
4495 err = got_object_get_type(&type1, repo, id1);
4498 err = got_object_get_type(&type2, repo, id2);
4503 return got_error(GOT_ERR_OBJ_TYPE);
4505 s->first_displayed_line = 1;
4506 s->last_displayed_line = view->nlines;
4507 s->selected_line = 1;
4515 s->id1 = got_object_id_dup(id1);
4517 return got_error_from_errno("got_object_id_dup");
4521 s->id2 = got_object_id_dup(id2);
4522 if (s->id2 == NULL) {
4523 err = got_error_from_errno("got_object_id_dup");
4527 s->f1 = got_opentemp();
4528 if (s->f1 == NULL) {
4529 err = got_error_from_errno("got_opentemp");
4533 s->f2 = got_opentemp();
4534 if (s->f2 == NULL) {
4535 err = got_error_from_errno("got_opentemp");
4539 s->fd1 = got_opentempfd();
4541 err = got_error_from_errno("got_opentempfd");
4545 s->fd2 = got_opentempfd();
4547 err = got_error_from_errno("got_opentempfd");
4551 s->first_displayed_line = 1;
4552 s->last_displayed_line = view->nlines;
4553 s->diff_context = diff_context;
4554 s->ignore_whitespace = ignore_whitespace;
4555 s->force_text_diff = force_text_diff;
4556 s->parent_view = parent_view;
4559 STAILQ_INIT(&s->colors);
4560 if (has_colors() && getenv("TOG_COLORS") != NULL) {
4561 err = add_color(&s->colors,
4562 "^-", TOG_COLOR_DIFF_MINUS,
4563 get_color_value("TOG_COLOR_DIFF_MINUS"));
4566 err = add_color(&s->colors, "^\\+",
4567 TOG_COLOR_DIFF_PLUS,
4568 get_color_value("TOG_COLOR_DIFF_PLUS"));
4571 err = add_color(&s->colors,
4572 "^@@", TOG_COLOR_DIFF_CHUNK_HEADER,
4573 get_color_value("TOG_COLOR_DIFF_CHUNK_HEADER"));
4577 err = add_color(&s->colors,
4578 "^(commit [0-9a-f]|parent [0-9]|"
4579 "(blob|file|tree|commit) [-+] |"
4580 "[MDmA] [^ ])", TOG_COLOR_DIFF_META,
4581 get_color_value("TOG_COLOR_DIFF_META"));
4585 err = add_color(&s->colors,
4586 "^(from|via): ", TOG_COLOR_AUTHOR,
4587 get_color_value("TOG_COLOR_AUTHOR"));
4591 err = add_color(&s->colors,
4592 "^date: ", TOG_COLOR_DATE,
4593 get_color_value("TOG_COLOR_DATE"));
4598 if (parent_view && parent_view->type == TOG_VIEW_LOG &&
4599 view_is_splitscreen(view))
4600 show_log_view(parent_view); /* draw border */
4601 diff_view_indicate_progress(view);
4603 err = create_diff(s);
4605 view->show = show_diff_view;
4606 view->input = input_diff_view;
4607 view->reset = reset_diff_view;
4608 view->close = close_diff_view;
4609 view->search_start = search_start_diff_view;
4610 view->search_next = search_next_diff_view;
4613 close_diff_view(view);
4617 static const struct got_error *
4618 show_diff_view(struct tog_view *view)
4620 const struct got_error *err;
4621 struct tog_diff_view_state *s = &view->state.diff;
4622 char *id_str1 = NULL, *id_str2, *header;
4623 const char *label1, *label2;
4626 err = got_object_id_str(&id_str1, s->id1);
4629 label1 = s->label1 ? : id_str1;
4631 label1 = "/dev/null";
4633 err = got_object_id_str(&id_str2, s->id2);
4636 label2 = s->label2 ? : id_str2;
4638 if (asprintf(&header, "diff %s %s", label1, label2) == -1) {
4639 err = got_error_from_errno("asprintf");
4647 err = draw_file(view, header);
4652 static const struct got_error *
4653 set_selected_commit(struct tog_diff_view_state *s,
4654 struct commit_queue_entry *entry)
4656 const struct got_error *err;
4657 const struct got_object_id_queue *parent_ids;
4658 struct got_commit_object *selected_commit;
4659 struct got_object_qid *pid;
4662 s->id2 = got_object_id_dup(entry->id);
4664 return got_error_from_errno("got_object_id_dup");
4666 err = got_object_open_as_commit(&selected_commit, s->repo, entry->id);
4669 parent_ids = got_object_commit_get_parent_ids(selected_commit);
4671 pid = STAILQ_FIRST(parent_ids);
4672 s->id1 = pid ? got_object_id_dup(&pid->id) : NULL;
4673 got_object_commit_close(selected_commit);
4677 static const struct got_error *
4678 reset_diff_view(struct tog_view *view)
4680 struct tog_diff_view_state *s = &view->state.diff;
4683 wclear(view->window);
4684 s->first_displayed_line = 1;
4685 s->last_displayed_line = view->nlines;
4686 s->matched_line = 0;
4687 diff_view_indicate_progress(view);
4688 return create_diff(s);
4691 static struct got_object_id *get_selected_commit_id(struct tog_blame_line *,
4693 static struct got_object_id *get_annotation_for_line(struct tog_blame_line *,
4696 static const struct got_error *
4697 input_diff_view(struct tog_view **new_view, struct tog_view *view, int ch)
4699 const struct got_error *err = NULL;
4700 struct tog_diff_view_state *s = &view->state.diff;
4701 struct tog_log_view_state *ls;
4702 struct commit_queue_entry *old_selected_entry;
4704 size_t linesize = 0;
4706 int i, nscroll = view->nlines - 1, up = 0;
4713 view->x = MAX(view->maxx - view->ncols / 3, 0);
4718 if (view->x + view->ncols / 3 < view->maxx)
4719 view->x += 2; /* move two columns right */
4725 view->x -= MIN(view->x, 2); /* move two columns back */
4732 s->force_text_diff = !s->force_text_diff;
4734 s->ignore_whitespace = !s->ignore_whitespace;
4735 err = reset_diff_view(view);
4739 s->first_displayed_line = 1;
4748 s->first_displayed_line = (s->nlines - view->nlines) + 2;
4754 if (s->first_displayed_line > 1)
4755 s->first_displayed_line--;
4766 if (s->first_displayed_line == 1) {
4771 while (i++ < nscroll && s->first_displayed_line > 1)
4772 s->first_displayed_line--;
4778 s->first_displayed_line++;
4795 while (!s->eof && i++ < nscroll) {
4796 linelen = getline(&line, &linesize, s->f);
4797 s->first_displayed_line++;
4798 if (linelen == -1) {
4802 err = got_ferror(s->f, GOT_ERR_IO);
4809 if (s->diff_context > 0) {
4811 s->matched_line = 0;
4812 diff_view_indicate_progress(view);
4813 err = create_diff(s);
4814 if (s->first_displayed_line + view->nlines - 1 >
4816 s->first_displayed_line = 1;
4817 s->last_displayed_line = view->nlines;
4823 if (s->diff_context < GOT_DIFF_MAX_CONTEXT) {
4825 s->matched_line = 0;
4826 diff_view_indicate_progress(view);
4827 err = create_diff(s);
4839 if (s->parent_view == NULL) {
4843 s->parent_view->count = view->count;
4845 if (s->parent_view->type == TOG_VIEW_LOG) {
4846 ls = &s->parent_view->state.log;
4847 old_selected_entry = ls->selected_entry;
4849 err = input_log_view(NULL, s->parent_view,
4850 up ? KEY_UP : KEY_DOWN);
4853 view->count = s->parent_view->count;
4855 if (old_selected_entry == ls->selected_entry)
4858 err = set_selected_commit(s, ls->selected_entry);
4861 } else if (s->parent_view->type == TOG_VIEW_BLAME) {
4862 struct tog_blame_view_state *bs;
4863 struct got_object_id *id, *prev_id;
4865 bs = &s->parent_view->state.blame;
4866 prev_id = get_annotation_for_line(bs->blame.lines,
4867 bs->blame.nlines, bs->last_diffed_line);
4869 err = input_blame_view(&view, s->parent_view,
4870 up ? KEY_UP : KEY_DOWN);
4873 view->count = s->parent_view->count;
4875 if (prev_id == NULL)
4877 id = get_selected_commit_id(bs->blame.lines,
4878 bs->blame.nlines, bs->first_displayed_line,
4883 if (!got_object_id_cmp(prev_id, id))
4886 err = input_blame_view(&view, s->parent_view, KEY_ENTER);
4890 s->first_displayed_line = 1;
4891 s->last_displayed_line = view->nlines;
4892 s->matched_line = 0;
4895 diff_view_indicate_progress(view);
4896 err = create_diff(s);
4906 static const struct got_error *
4907 cmd_diff(int argc, char *argv[])
4909 const struct got_error *error = NULL;
4910 struct got_repository *repo = NULL;
4911 struct got_worktree *worktree = NULL;
4912 struct got_object_id *id1 = NULL, *id2 = NULL;
4913 char *repo_path = NULL, *cwd = NULL;
4914 char *id_str1 = NULL, *id_str2 = NULL;
4915 char *label1 = NULL, *label2 = NULL;
4916 int diff_context = 3, ignore_whitespace = 0;
4917 int ch, force_text_diff = 0;
4919 struct tog_view *view;
4920 int *pack_fds = NULL;
4922 while ((ch = getopt(argc, argv, "aC:r:w")) != -1) {
4925 force_text_diff = 1;
4928 diff_context = strtonum(optarg, 0, GOT_DIFF_MAX_CONTEXT,
4931 errx(1, "number of context lines is %s: %s",
4935 repo_path = realpath(optarg, NULL);
4936 if (repo_path == NULL)
4937 return got_error_from_errno2("realpath",
4939 got_path_strip_trailing_slashes(repo_path);
4942 ignore_whitespace = 1;
4954 usage_diff(); /* TODO show local worktree changes */
4955 } else if (argc == 2) {
4961 error = got_repo_pack_fds_open(&pack_fds);
4965 if (repo_path == NULL) {
4966 cwd = getcwd(NULL, 0);
4968 return got_error_from_errno("getcwd");
4969 error = got_worktree_open(&worktree, cwd);
4970 if (error && error->code != GOT_ERR_NOT_WORKTREE)
4974 strdup(got_worktree_get_repo_path(worktree));
4976 repo_path = strdup(cwd);
4977 if (repo_path == NULL) {
4978 error = got_error_from_errno("strdup");
4983 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
4989 error = apply_unveil(got_repo_get_path(repo), NULL);
4993 error = tog_load_refs(repo, 0);
4997 error = got_repo_match_object_id(&id1, &label1, id_str1,
4998 GOT_OBJ_TYPE_ANY, &tog_refs, repo);
5002 error = got_repo_match_object_id(&id2, &label2, id_str2,
5003 GOT_OBJ_TYPE_ANY, &tog_refs, repo);
5007 view = view_open(0, 0, 0, 0, TOG_VIEW_DIFF);
5009 error = got_error_from_errno("view_open");
5012 error = open_diff_view(view, id1, id2, label1, label2, diff_context,
5013 ignore_whitespace, force_text_diff, NULL, repo);
5016 error = view_loop(view);
5023 const struct got_error *close_err = got_repo_close(repo);
5028 got_worktree_close(worktree);
5030 const struct got_error *pack_err =
5031 got_repo_pack_fds_close(pack_fds);
5044 "usage: %s blame [-c commit] [-r repository-path] path\n",
5049 struct tog_blame_line {
5051 struct got_object_id *id;
5054 static const struct got_error *
5055 draw_blame(struct tog_view *view)
5057 struct tog_blame_view_state *s = &view->state.blame;
5058 struct tog_blame *blame = &s->blame;
5059 regmatch_t *regmatch = &view->regmatch;
5060 const struct got_error *err;
5061 int lineno = 0, nprinted = 0;
5063 size_t linesize = 0;
5067 struct tog_blame_line *blame_line;
5068 struct got_object_id *prev_id = NULL;
5070 struct tog_color *tc;
5072 err = got_object_id_str(&id_str, &s->blamed_commit->id);
5077 werase(view->window);
5079 if (asprintf(&line, "commit %s", id_str) == -1) {
5080 err = got_error_from_errno("asprintf");
5085 err = format_line(&wline, &width, NULL, line, 0, view->ncols, 0, 0);
5090 if (view_needs_focus_indication(view))
5091 wstandout(view->window);
5092 tc = get_color(&s->colors, TOG_COLOR_COMMIT);
5094 wattr_on(view->window,
5095 COLOR_PAIR(tc->colorpair), NULL);
5096 waddwstr(view->window, wline);
5098 wattr_off(view->window,
5099 COLOR_PAIR(tc->colorpair), NULL);
5100 if (view_needs_focus_indication(view))
5101 wstandend(view->window);
5104 if (width < view->ncols - 1)
5105 waddch(view->window, '\n');
5107 if (asprintf(&line, "[%d/%d] %s%s",
5108 s->first_displayed_line - 1 + s->selected_line, blame->nlines,
5109 s->blame_complete ? "" : "annotating... ", s->path) == -1) {
5111 return got_error_from_errno("asprintf");
5114 err = format_line(&wline, &width, NULL, line, 0, view->ncols, 0, 0);
5119 waddwstr(view->window, wline);
5122 if (width < view->ncols - 1)
5123 waddch(view->window, '\n');
5127 while (nprinted < view->nlines - 2) {
5128 linelen = getline(&line, &linesize, blame->f);
5129 if (linelen == -1) {
5130 if (feof(blame->f)) {
5135 return got_ferror(blame->f, GOT_ERR_IO);
5137 if (++lineno < s->first_displayed_line)
5140 /* Set view->maxx based on full line length. */
5141 err = format_line(&wline, &width, NULL, line, 0, INT_MAX, 9, 1);
5148 view->maxx = MAX(view->maxx, width);
5150 if (nprinted == s->selected_line - 1)
5151 wstandout(view->window);
5153 if (blame->nlines > 0) {
5154 blame_line = &blame->lines[lineno - 1];
5155 if (blame_line->annotated && prev_id &&
5156 got_object_id_cmp(prev_id, blame_line->id) == 0 &&
5157 !(nprinted == s->selected_line - 1)) {
5158 waddstr(view->window, " ");
5159 } else if (blame_line->annotated) {
5161 err = got_object_id_str(&id_str,
5167 tc = get_color(&s->colors, TOG_COLOR_COMMIT);
5169 wattr_on(view->window,
5170 COLOR_PAIR(tc->colorpair), NULL);
5171 wprintw(view->window, "%.8s", id_str);
5173 wattr_off(view->window,
5174 COLOR_PAIR(tc->colorpair), NULL);
5176 prev_id = blame_line->id;
5178 waddstr(view->window, "........");
5182 waddstr(view->window, "........");
5186 if (nprinted == s->selected_line - 1)
5187 wstandend(view->window);
5188 waddstr(view->window, " ");
5190 if (view->ncols <= 9) {
5192 } else if (s->first_displayed_line + nprinted ==
5194 regmatch->rm_so >= 0 && regmatch->rm_so < regmatch->rm_eo) {
5195 err = add_matched_line(&width, line, view->ncols - 9, 9,
5196 view->window, view->x, regmatch);
5204 err = format_line(&wline, &width, &skip, line,
5205 view->x, view->ncols - 9, 9, 1);
5210 waddwstr(view->window, &wline[skip]);
5216 if (width <= view->ncols - 1)
5217 waddch(view->window, '\n');
5218 if (++nprinted == 1)
5219 s->first_displayed_line = lineno;
5222 s->last_displayed_line = lineno;
5229 static const struct got_error *
5230 blame_cb(void *arg, int nlines, int lineno,
5231 struct got_commit_object *commit, struct got_object_id *id)
5233 const struct got_error *err = NULL;
5234 struct tog_blame_cb_args *a = arg;
5235 struct tog_blame_line *line;
5238 if (nlines != a->nlines ||
5239 (lineno != -1 && lineno < 1) || lineno > a->nlines)
5240 return got_error(GOT_ERR_RANGE);
5242 errcode = pthread_mutex_lock(&tog_mutex);
5244 return got_error_set_errno(errcode, "pthread_mutex_lock");
5246 if (*a->quit) { /* user has quit the blame view */
5247 err = got_error(GOT_ERR_ITER_COMPLETED);
5252 goto done; /* no change in this commit */
5254 line = &a->lines[lineno - 1];
5255 if (line->annotated)
5258 line->id = got_object_id_dup(id);
5259 if (line->id == NULL) {
5260 err = got_error_from_errno("got_object_id_dup");
5263 line->annotated = 1;
5265 errcode = pthread_mutex_unlock(&tog_mutex);
5267 err = got_error_set_errno(errcode, "pthread_mutex_unlock");
5272 blame_thread(void *arg)
5274 const struct got_error *err, *close_err;
5275 struct tog_blame_thread_args *ta = arg;
5276 struct tog_blame_cb_args *a = ta->cb_args;
5277 int errcode, fd1 = -1, fd2 = -1;
5278 FILE *f1 = NULL, *f2 = NULL;
5280 fd1 = got_opentempfd();
5282 return (void *)got_error_from_errno("got_opentempfd");
5284 fd2 = got_opentempfd();
5286 err = got_error_from_errno("got_opentempfd");
5290 f1 = got_opentemp();
5292 err = (void *)got_error_from_errno("got_opentemp");
5295 f2 = got_opentemp();
5297 err = (void *)got_error_from_errno("got_opentemp");
5301 err = block_signals_used_by_main_thread();
5305 err = got_blame(ta->path, a->commit_id, ta->repo,
5306 tog_diff_algo, blame_cb, ta->cb_args,
5307 ta->cancel_cb, ta->cancel_arg, fd1, fd2, f1, f2);
5308 if (err && err->code == GOT_ERR_CANCELLED)
5311 errcode = pthread_mutex_lock(&tog_mutex);
5313 err = got_error_set_errno(errcode, "pthread_mutex_lock");
5317 close_err = got_repo_close(ta->repo);
5323 errcode = pthread_mutex_unlock(&tog_mutex);
5324 if (errcode && err == NULL)
5325 err = got_error_set_errno(errcode, "pthread_mutex_unlock");
5328 if (fd1 != -1 && close(fd1) == -1 && err == NULL)
5329 err = got_error_from_errno("close");
5330 if (fd2 != -1 && close(fd2) == -1 && err == NULL)
5331 err = got_error_from_errno("close");
5332 if (f1 && fclose(f1) == EOF && err == NULL)
5333 err = got_error_from_errno("fclose");
5334 if (f2 && fclose(f2) == EOF && err == NULL)
5335 err = got_error_from_errno("fclose");
5340 static struct got_object_id *
5341 get_selected_commit_id(struct tog_blame_line *lines, int nlines,
5342 int first_displayed_line, int selected_line)
5344 struct tog_blame_line *line;
5349 line = &lines[first_displayed_line - 1 + selected_line - 1];
5350 if (!line->annotated)
5356 static struct got_object_id *
5357 get_annotation_for_line(struct tog_blame_line *lines, int nlines,
5360 struct tog_blame_line *line;
5362 if (nlines <= 0 || lineno >= nlines)
5365 line = &lines[lineno - 1];
5366 if (!line->annotated)
5372 static const struct got_error *
5373 stop_blame(struct tog_blame *blame)
5375 const struct got_error *err = NULL;
5378 if (blame->thread) {
5380 errcode = pthread_mutex_unlock(&tog_mutex);
5382 return got_error_set_errno(errcode,
5383 "pthread_mutex_unlock");
5384 errcode = pthread_join(blame->thread, (void **)&err);
5386 return got_error_set_errno(errcode, "pthread_join");
5387 errcode = pthread_mutex_lock(&tog_mutex);
5389 return got_error_set_errno(errcode,
5390 "pthread_mutex_lock");
5391 if (err && err->code == GOT_ERR_ITER_COMPLETED)
5393 blame->thread = 0; //NULL;
5395 if (blame->thread_args.repo) {
5396 const struct got_error *close_err;
5397 close_err = got_repo_close(blame->thread_args.repo);
5400 blame->thread_args.repo = NULL;
5403 if (fclose(blame->f) == EOF && err == NULL)
5404 err = got_error_from_errno("fclose");
5408 for (i = 0; i < blame->nlines; i++)
5409 free(blame->lines[i].id);
5411 blame->lines = NULL;
5413 free(blame->cb_args.commit_id);
5414 blame->cb_args.commit_id = NULL;
5415 if (blame->pack_fds) {
5416 const struct got_error *pack_err =
5417 got_repo_pack_fds_close(blame->pack_fds);
5420 blame->pack_fds = NULL;
5425 static const struct got_error *
5426 cancel_blame_view(void *arg)
5428 const struct got_error *err = NULL;
5432 errcode = pthread_mutex_lock(&tog_mutex);
5434 return got_error_set_errno(errcode,
5435 "pthread_mutex_unlock");
5438 err = got_error(GOT_ERR_CANCELLED);
5440 errcode = pthread_mutex_unlock(&tog_mutex);
5442 return got_error_set_errno(errcode,
5443 "pthread_mutex_lock");
5448 static const struct got_error *
5449 run_blame(struct tog_view *view)
5451 struct tog_blame_view_state *s = &view->state.blame;
5452 struct tog_blame *blame = &s->blame;
5453 const struct got_error *err = NULL;
5454 struct got_commit_object *commit = NULL;
5455 struct got_blob_object *blob = NULL;
5456 struct got_repository *thread_repo = NULL;
5457 struct got_object_id *obj_id = NULL;
5458 int obj_type, fd = -1;
5459 int *pack_fds = NULL;
5461 err = got_object_open_as_commit(&commit, s->repo,
5462 &s->blamed_commit->id);
5466 fd = got_opentempfd();
5468 err = got_error_from_errno("got_opentempfd");
5472 err = got_object_id_by_path(&obj_id, s->repo, commit, s->path);
5476 err = got_object_get_type(&obj_type, s->repo, obj_id);
5480 if (obj_type != GOT_OBJ_TYPE_BLOB) {
5481 err = got_error(GOT_ERR_OBJ_TYPE);
5485 err = got_object_open_as_blob(&blob, s->repo, obj_id, 8192, fd);
5488 blame->f = got_opentemp();
5489 if (blame->f == NULL) {
5490 err = got_error_from_errno("got_opentemp");
5493 err = got_object_blob_dump_to_file(&blame->filesize, &blame->nlines,
5494 &blame->line_offsets, blame->f, blob);
5497 if (blame->nlines == 0) {
5498 s->blame_complete = 1;
5502 /* Don't include \n at EOF in the blame line count. */
5503 if (blame->line_offsets[blame->nlines - 1] == blame->filesize)
5506 blame->lines = calloc(blame->nlines, sizeof(*blame->lines));
5507 if (blame->lines == NULL) {
5508 err = got_error_from_errno("calloc");
5512 err = got_repo_pack_fds_open(&pack_fds);
5515 err = got_repo_open(&thread_repo, got_repo_get_path(s->repo), NULL,
5520 blame->pack_fds = pack_fds;
5521 blame->cb_args.view = view;
5522 blame->cb_args.lines = blame->lines;
5523 blame->cb_args.nlines = blame->nlines;
5524 blame->cb_args.commit_id = got_object_id_dup(&s->blamed_commit->id);
5525 if (blame->cb_args.commit_id == NULL) {
5526 err = got_error_from_errno("got_object_id_dup");
5529 blame->cb_args.quit = &s->done;
5531 blame->thread_args.path = s->path;
5532 blame->thread_args.repo = thread_repo;
5533 blame->thread_args.cb_args = &blame->cb_args;
5534 blame->thread_args.complete = &s->blame_complete;
5535 blame->thread_args.cancel_cb = cancel_blame_view;
5536 blame->thread_args.cancel_arg = &s->done;
5537 s->blame_complete = 0;
5539 if (s->first_displayed_line + view->nlines - 1 > blame->nlines) {
5540 s->first_displayed_line = 1;
5541 s->last_displayed_line = view->nlines;
5542 s->selected_line = 1;
5544 s->matched_line = 0;
5548 got_object_commit_close(commit);
5549 if (fd != -1 && close(fd) == -1 && err == NULL)
5550 err = got_error_from_errno("close");
5552 got_object_blob_close(blob);
5559 static const struct got_error *
5560 open_blame_view(struct tog_view *view, char *path,
5561 struct got_object_id *commit_id, struct got_repository *repo)
5563 const struct got_error *err = NULL;
5564 struct tog_blame_view_state *s = &view->state.blame;
5566 STAILQ_INIT(&s->blamed_commits);
5568 s->path = strdup(path);
5569 if (s->path == NULL)
5570 return got_error_from_errno("strdup");
5572 err = got_object_qid_alloc(&s->blamed_commit, commit_id);
5578 STAILQ_INSERT_HEAD(&s->blamed_commits, s->blamed_commit, entry);
5579 s->first_displayed_line = 1;
5580 s->last_displayed_line = view->nlines;
5581 s->selected_line = 1;
5582 s->blame_complete = 0;
5584 s->commit_id = commit_id;
5585 memset(&s->blame, 0, sizeof(s->blame));
5587 STAILQ_INIT(&s->colors);
5588 if (has_colors() && getenv("TOG_COLORS") != NULL) {
5589 err = add_color(&s->colors, "^", TOG_COLOR_COMMIT,
5590 get_color_value("TOG_COLOR_COMMIT"));
5595 view->show = show_blame_view;
5596 view->input = input_blame_view;
5597 view->reset = reset_blame_view;
5598 view->close = close_blame_view;
5599 view->search_start = search_start_blame_view;
5600 view->search_next = search_next_blame_view;
5602 return run_blame(view);
5605 static const struct got_error *
5606 close_blame_view(struct tog_view *view)
5608 const struct got_error *err = NULL;
5609 struct tog_blame_view_state *s = &view->state.blame;
5611 if (s->blame.thread)
5612 err = stop_blame(&s->blame);
5614 while (!STAILQ_EMPTY(&s->blamed_commits)) {
5615 struct got_object_qid *blamed_commit;
5616 blamed_commit = STAILQ_FIRST(&s->blamed_commits);
5617 STAILQ_REMOVE_HEAD(&s->blamed_commits, entry);
5618 got_object_qid_free(blamed_commit);
5622 free_colors(&s->colors);
5626 static const struct got_error *
5627 search_start_blame_view(struct tog_view *view)
5629 struct tog_blame_view_state *s = &view->state.blame;
5631 s->matched_line = 0;
5635 static const struct got_error *
5636 search_next_blame_view(struct tog_view *view)
5638 struct tog_blame_view_state *s = &view->state.blame;
5639 const struct got_error *err = NULL;
5642 size_t linesize = 0;
5645 if (!view->searching) {
5646 view->search_next_done = TOG_SEARCH_HAVE_MORE;
5650 if (s->matched_line) {
5651 if (view->searching == TOG_SEARCH_FORWARD)
5652 lineno = s->matched_line + 1;
5654 lineno = s->matched_line - 1;
5656 lineno = s->first_displayed_line - 1 + s->selected_line;
5661 if (lineno <= 0 || lineno > s->blame.nlines) {
5662 if (s->matched_line == 0) {
5663 view->search_next_done = TOG_SEARCH_HAVE_MORE;
5667 if (view->searching == TOG_SEARCH_FORWARD)
5670 lineno = s->blame.nlines;
5673 offset = s->blame.line_offsets[lineno - 1];
5674 if (fseeko(s->blame.f, offset, SEEK_SET) != 0) {
5676 return got_error_from_errno("fseeko");
5678 linelen = getline(&line, &linesize, s->blame.f);
5679 if (linelen != -1) {
5681 err = expand_tab(&exstr, line);
5684 if (match_line(exstr, &view->regex, 1,
5686 view->search_next_done = TOG_SEARCH_HAVE_MORE;
5687 s->matched_line = lineno;
5693 if (view->searching == TOG_SEARCH_FORWARD)
5700 if (s->matched_line) {
5701 s->first_displayed_line = s->matched_line;
5702 s->selected_line = 1;
5708 static const struct got_error *
5709 show_blame_view(struct tog_view *view)
5711 const struct got_error *err = NULL;
5712 struct tog_blame_view_state *s = &view->state.blame;
5715 if (s->blame.thread == 0 && !s->blame_complete) {
5716 errcode = pthread_create(&s->blame.thread, NULL, blame_thread,
5717 &s->blame.thread_args);
5719 return got_error_set_errno(errcode, "pthread_create");
5721 halfdelay(1); /* fast refresh while annotating */
5724 if (s->blame_complete)
5725 halfdelay(10); /* disable fast refresh */
5727 err = draw_blame(view);
5733 static const struct got_error *
5734 log_annotated_line(struct tog_view **new_view, int begin_y, int begin_x,
5735 struct got_repository *repo, struct got_object_id *id)
5737 struct tog_view *log_view;
5738 const struct got_error *err = NULL;
5742 log_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_LOG);
5743 if (log_view == NULL)
5744 return got_error_from_errno("view_open");
5746 err = open_log_view(log_view, id, repo, GOT_REF_HEAD, "", 0);
5748 view_close(log_view);
5750 *new_view = log_view;
5755 static const struct got_error *
5756 input_blame_view(struct tog_view **new_view, struct tog_view *view, int ch)
5758 const struct got_error *err = NULL, *thread_err = NULL;
5759 struct tog_view *diff_view, *log_view;
5760 struct tog_blame_view_state *s = &view->state.blame;
5761 int eos, nscroll, begin_y = 0, begin_x = 0;
5763 eos = nscroll = view->nlines - 2;
5764 if (view_is_hsplit_top(view))
5772 view->x = MAX(view->maxx - view->ncols / 3, 0);
5777 if (view->x + view->ncols / 3 < view->maxx)
5778 view->x += 2; /* move two columns right */
5784 view->x -= MIN(view->x, 2); /* move two columns back */
5793 s->selected_line = 1;
5794 s->first_displayed_line = 1;
5799 if (s->blame.nlines < eos) {
5800 s->selected_line = s->blame.nlines;
5801 s->first_displayed_line = 1;
5803 s->selected_line = eos;
5804 s->first_displayed_line = s->blame.nlines - (eos - 1);
5811 if (s->selected_line > 1)
5813 else if (s->selected_line == 1 &&
5814 s->first_displayed_line > 1)
5815 s->first_displayed_line--;
5826 if (s->first_displayed_line == 1) {
5827 if (view->count > 1)
5829 s->selected_line = MAX(1, s->selected_line - nscroll);
5833 if (s->first_displayed_line > nscroll)
5834 s->first_displayed_line -= nscroll;
5836 s->first_displayed_line = 1;
5841 if (s->selected_line < eos && s->first_displayed_line +
5842 s->selected_line <= s->blame.nlines)
5844 else if (s->first_displayed_line < s->blame.nlines - (eos - 1))
5845 s->first_displayed_line++;
5851 struct got_object_id *id = NULL;
5854 id = get_selected_commit_id(s->blame.lines, s->blame.nlines,
5855 s->first_displayed_line, s->selected_line);
5859 struct got_commit_object *commit, *pcommit;
5860 struct got_object_qid *pid;
5861 struct got_object_id *blob_id = NULL;
5863 err = got_object_open_as_commit(&commit,
5868 got_object_commit_get_parent_ids(commit));
5870 got_object_commit_close(commit);
5873 /* Check if path history ends here. */
5874 err = got_object_open_as_commit(&pcommit,
5878 err = got_object_id_by_path(&blob_id, s->repo,
5880 got_object_commit_close(pcommit);
5882 if (err->code == GOT_ERR_NO_TREE_ENTRY)
5884 got_object_commit_close(commit);
5887 err = got_object_get_type(&obj_type, s->repo,
5890 /* Can't blame non-blob type objects. */
5891 if (obj_type != GOT_OBJ_TYPE_BLOB) {
5892 got_object_commit_close(commit);
5895 err = got_object_qid_alloc(&s->blamed_commit,
5897 got_object_commit_close(commit);
5899 if (got_object_id_cmp(id,
5900 &s->blamed_commit->id) == 0)
5902 err = got_object_qid_alloc(&s->blamed_commit,
5908 thread_err = stop_blame(&s->blame);
5912 STAILQ_INSERT_HEAD(&s->blamed_commits,
5913 s->blamed_commit, entry);
5914 err = run_blame(view);
5920 struct got_object_qid *first;
5923 first = STAILQ_FIRST(&s->blamed_commits);
5924 if (!got_object_id_cmp(&first->id, s->commit_id))
5927 thread_err = stop_blame(&s->blame);
5931 STAILQ_REMOVE_HEAD(&s->blamed_commits, entry);
5932 got_object_qid_free(s->blamed_commit);
5934 STAILQ_FIRST(&s->blamed_commits);
5935 err = run_blame(view);
5941 struct got_object_id *id = NULL;
5944 id = get_selected_commit_id(s->blame.lines, s->blame.nlines,
5945 s->first_displayed_line, s->selected_line);
5949 if (view_is_parent_view(view))
5950 view_get_split(view, &begin_y, &begin_x);
5951 err = log_annotated_line(&log_view, begin_y, begin_x,
5955 if (view_is_parent_view(view) &&
5956 view->mode == TOG_VIEW_SPLIT_HRZN) {
5957 err = view_init_hsplit(view, begin_y);
5963 log_view->focussed = 1;
5964 log_view->mode = view->mode;
5965 log_view->nlines = view->lines - begin_y;
5966 if (view_is_parent_view(view)) {
5967 view_transfer_size(log_view, view);
5968 err = view_close_child(view);
5971 err = view_set_child(view, log_view);
5974 view->focus_child = 1;
5976 *new_view = log_view;
5981 struct got_object_id *id = NULL;
5982 struct got_object_qid *pid;
5983 struct got_commit_object *commit = NULL;
5986 id = get_selected_commit_id(s->blame.lines, s->blame.nlines,
5987 s->first_displayed_line, s->selected_line);
5990 err = got_object_open_as_commit(&commit, s->repo, id);
5993 pid = STAILQ_FIRST(got_object_commit_get_parent_ids(commit));
5995 /* traversed from diff view, release diff resources */
5996 err = close_diff_view(*new_view);
5999 diff_view = *new_view;
6001 if (view_is_parent_view(view))
6002 view_get_split(view, &begin_y, &begin_x);
6004 diff_view = view_open(0, 0, begin_y, begin_x,
6006 if (diff_view == NULL) {
6007 got_object_commit_close(commit);
6008 err = got_error_from_errno("view_open");
6012 err = open_diff_view(diff_view, pid ? &pid->id : NULL,
6013 id, NULL, NULL, 3, 0, 0, view, s->repo);
6014 got_object_commit_close(commit);
6016 view_close(diff_view);
6019 s->last_diffed_line = s->first_displayed_line - 1 +
6022 break; /* still open from active diff view */
6023 if (view_is_parent_view(view) &&
6024 view->mode == TOG_VIEW_SPLIT_HRZN) {
6025 err = view_init_hsplit(view, begin_y);
6031 diff_view->focussed = 1;
6032 diff_view->mode = view->mode;
6033 diff_view->nlines = view->lines - begin_y;
6034 if (view_is_parent_view(view)) {
6035 view_transfer_size(diff_view, view);
6036 err = view_close_child(view);
6039 err = view_set_child(view, diff_view);
6042 view->focus_child = 1;
6044 *new_view = diff_view;
6057 if (s->last_displayed_line >= s->blame.nlines &&
6058 s->selected_line >= MIN(s->blame.nlines,
6059 view->nlines - 2)) {
6063 if (s->last_displayed_line >= s->blame.nlines &&
6064 s->selected_line < view->nlines - 2) {
6066 MIN(nscroll, s->last_displayed_line -
6067 s->first_displayed_line - s->selected_line + 1);
6069 if (s->last_displayed_line + nscroll <= s->blame.nlines)
6070 s->first_displayed_line += nscroll;
6072 s->first_displayed_line =
6073 s->blame.nlines - (view->nlines - 3);
6076 if (s->selected_line > view->nlines - 2) {
6077 s->selected_line = MIN(s->blame.nlines,
6085 return thread_err ? thread_err : err;
6088 static const struct got_error *
6089 reset_blame_view(struct tog_view *view)
6091 const struct got_error *err;
6092 struct tog_blame_view_state *s = &view->state.blame;
6096 err = stop_blame(&s->blame);
6100 return run_blame(view);
6103 static const struct got_error *
6104 cmd_blame(int argc, char *argv[])
6106 const struct got_error *error;
6107 struct got_repository *repo = NULL;
6108 struct got_worktree *worktree = NULL;
6109 char *cwd = NULL, *repo_path = NULL, *in_repo_path = NULL;
6110 char *link_target = NULL;
6111 struct got_object_id *commit_id = NULL;
6112 struct got_commit_object *commit = NULL;
6113 char *commit_id_str = NULL;
6115 struct tog_view *view;
6116 int *pack_fds = NULL;
6118 while ((ch = getopt(argc, argv, "c:r:")) != -1) {
6121 commit_id_str = optarg;
6124 repo_path = realpath(optarg, NULL);
6125 if (repo_path == NULL)
6126 return got_error_from_errno2("realpath",
6141 error = got_repo_pack_fds_open(&pack_fds);
6145 if (repo_path == NULL) {
6146 cwd = getcwd(NULL, 0);
6148 return got_error_from_errno("getcwd");
6149 error = got_worktree_open(&worktree, cwd);
6150 if (error && error->code != GOT_ERR_NOT_WORKTREE)
6154 strdup(got_worktree_get_repo_path(worktree));
6156 repo_path = strdup(cwd);
6157 if (repo_path == NULL) {
6158 error = got_error_from_errno("strdup");
6163 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
6167 error = get_in_repo_path_from_argv0(&in_repo_path, argc, argv, repo,
6174 error = apply_unveil(got_repo_get_path(repo), NULL);
6178 error = tog_load_refs(repo, 0);
6182 if (commit_id_str == NULL) {
6183 struct got_reference *head_ref;
6184 error = got_ref_open(&head_ref, repo, worktree ?
6185 got_worktree_get_head_ref_name(worktree) : GOT_REF_HEAD, 0);
6188 error = got_ref_resolve(&commit_id, repo, head_ref);
6189 got_ref_close(head_ref);
6191 error = got_repo_match_object_id(&commit_id, NULL,
6192 commit_id_str, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
6197 view = view_open(0, 0, 0, 0, TOG_VIEW_BLAME);
6199 error = got_error_from_errno("view_open");
6203 error = got_object_open_as_commit(&commit, repo, commit_id);
6207 error = got_object_resolve_symlinks(&link_target, in_repo_path,
6212 error = open_blame_view(view, link_target ? link_target : in_repo_path,
6217 /* Release work tree lock. */
6218 got_worktree_close(worktree);
6221 error = view_loop(view);
6229 got_object_commit_close(commit);
6231 got_worktree_close(worktree);
6233 const struct got_error *close_err = got_repo_close(repo);
6238 const struct got_error *pack_err =
6239 got_repo_pack_fds_close(pack_fds);
6247 static const struct got_error *
6248 draw_tree_entries(struct tog_view *view, const char *parent_path)
6250 struct tog_tree_view_state *s = &view->state.tree;
6251 const struct got_error *err = NULL;
6252 struct got_tree_entry *te;
6254 struct tog_color *tc;
6255 int width, n, i, nentries;
6256 int limit = view->nlines;
6259 if (view_is_hsplit_top(view))
6260 --limit; /* border */
6262 werase(view->window);
6267 err = format_line(&wline, &width, NULL, s->tree_label, 0, view->ncols,
6271 if (view_needs_focus_indication(view))
6272 wstandout(view->window);
6273 tc = get_color(&s->colors, TOG_COLOR_COMMIT);
6275 wattr_on(view->window,
6276 COLOR_PAIR(tc->colorpair), NULL);
6277 waddwstr(view->window, wline);
6279 wattr_off(view->window,
6280 COLOR_PAIR(tc->colorpair), NULL);
6281 if (view_needs_focus_indication(view))
6282 wstandend(view->window);
6285 if (width < view->ncols - 1)
6286 waddch(view->window, '\n');
6289 err = format_line(&wline, &width, NULL, parent_path, 0, view->ncols,
6293 waddwstr(view->window, wline);
6296 if (width < view->ncols - 1)
6297 waddch(view->window, '\n');
6300 waddch(view->window, '\n');
6304 if (s->first_displayed_entry == NULL) {
6305 te = got_object_tree_get_first_entry(s->tree);
6306 if (s->selected == 0) {
6308 wstandout(view->window);
6309 s->selected_entry = NULL;
6311 waddstr(view->window, " ..\n"); /* parent directory */
6312 if (s->selected == 0 && view->focussed)
6313 wstandend(view->window);
6320 te = s->first_displayed_entry;
6323 nentries = got_object_tree_get_nentries(s->tree);
6324 for (i = got_tree_entry_get_index(te); i < nentries; i++) {
6325 char *line = NULL, *id_str = NULL, *link_target = NULL;
6326 const char *modestr = "";
6329 te = got_object_tree_get_entry(s->tree, i);
6330 mode = got_tree_entry_get_mode(te);
6333 err = got_object_id_str(&id_str,
6334 got_tree_entry_get_id(te));
6336 return got_error_from_errno(
6337 "got_object_id_str");
6339 if (got_object_tree_entry_is_submodule(te))
6341 else if (S_ISLNK(mode)) {
6344 err = got_tree_entry_get_symlink_target(&link_target,
6350 for (i = 0; i < strlen(link_target); i++) {
6351 if (!isprint((unsigned char)link_target[i]))
6352 link_target[i] = '?';
6356 else if (S_ISDIR(mode))
6358 else if (mode & S_IXUSR)
6360 if (asprintf(&line, "%s %s%s%s%s", id_str ? id_str : "",
6361 got_tree_entry_get_name(te), modestr,
6362 link_target ? " -> ": "",
6363 link_target ? link_target : "") == -1) {
6366 return got_error_from_errno("asprintf");
6370 err = format_line(&wline, &width, NULL, line, 0, view->ncols,
6376 if (n == s->selected) {
6378 wstandout(view->window);
6379 s->selected_entry = te;
6381 tc = match_color(&s->colors, line);
6383 wattr_on(view->window,
6384 COLOR_PAIR(tc->colorpair), NULL);
6385 waddwstr(view->window, wline);
6387 wattr_off(view->window,
6388 COLOR_PAIR(tc->colorpair), NULL);
6389 if (width < view->ncols - 1)
6390 waddch(view->window, '\n');
6391 if (n == s->selected && view->focussed)
6392 wstandend(view->window);
6398 s->last_displayed_entry = te;
6407 tree_scroll_up(struct tog_tree_view_state *s, int maxscroll)
6409 struct got_tree_entry *te;
6410 int isroot = s->tree == s->root;
6413 if (s->first_displayed_entry == NULL)
6416 te = got_tree_entry_get_prev(s->tree, s->first_displayed_entry);
6417 while (i++ < maxscroll) {
6420 s->first_displayed_entry = NULL;
6423 s->first_displayed_entry = te;
6424 te = got_tree_entry_get_prev(s->tree, te);
6428 static const struct got_error *
6429 tree_scroll_down(struct tog_view *view, int maxscroll)
6431 struct tog_tree_view_state *s = &view->state.tree;
6432 struct got_tree_entry *next, *last;
6435 if (s->first_displayed_entry)
6436 next = got_tree_entry_get_next(s->tree,
6437 s->first_displayed_entry);
6439 next = got_object_tree_get_first_entry(s->tree);
6441 last = s->last_displayed_entry;
6442 while (next && n++ < maxscroll) {
6444 last = got_tree_entry_get_next(s->tree, last);
6445 if (last || (view->mode == TOG_VIEW_SPLIT_HRZN && next)) {
6446 s->first_displayed_entry = next;
6447 next = got_tree_entry_get_next(s->tree, next);
6454 static const struct got_error *
6455 tree_entry_path(char **path, struct tog_parent_trees *parents,
6456 struct got_tree_entry *te)
6458 const struct got_error *err = NULL;
6459 struct tog_parent_tree *pt;
6460 size_t len = 2; /* for leading slash and NUL */
6462 TAILQ_FOREACH(pt, parents, entry)
6463 len += strlen(got_tree_entry_get_name(pt->selected_entry))
6466 len += strlen(got_tree_entry_get_name(te));
6468 *path = calloc(1, len);
6470 return got_error_from_errno("calloc");
6473 pt = TAILQ_LAST(parents, tog_parent_trees);
6475 const char *name = got_tree_entry_get_name(pt->selected_entry);
6476 if (strlcat(*path, name, len) >= len) {
6477 err = got_error(GOT_ERR_NO_SPACE);
6480 if (strlcat(*path, "/", len) >= len) {
6481 err = got_error(GOT_ERR_NO_SPACE);
6484 pt = TAILQ_PREV(pt, tog_parent_trees, entry);
6487 if (strlcat(*path, got_tree_entry_get_name(te), len) >= len) {
6488 err = got_error(GOT_ERR_NO_SPACE);
6500 static const struct got_error *
6501 blame_tree_entry(struct tog_view **new_view, int begin_y, int begin_x,
6502 struct got_tree_entry *te, struct tog_parent_trees *parents,
6503 struct got_object_id *commit_id, struct got_repository *repo)
6505 const struct got_error *err = NULL;
6507 struct tog_view *blame_view;
6511 err = tree_entry_path(&path, parents, te);
6515 blame_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_BLAME);
6516 if (blame_view == NULL) {
6517 err = got_error_from_errno("view_open");
6521 err = open_blame_view(blame_view, path, commit_id, repo);
6523 if (err->code == GOT_ERR_CANCELLED)
6525 view_close(blame_view);
6527 *new_view = blame_view;
6533 static const struct got_error *
6534 log_selected_tree_entry(struct tog_view **new_view, int begin_y, int begin_x,
6535 struct tog_tree_view_state *s)
6537 struct tog_view *log_view;
6538 const struct got_error *err = NULL;
6543 log_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_LOG);
6544 if (log_view == NULL)
6545 return got_error_from_errno("view_open");
6547 err = tree_entry_path(&path, &s->parents, s->selected_entry);
6551 err = open_log_view(log_view, s->commit_id, s->repo, s->head_ref_name,
6554 view_close(log_view);
6556 *new_view = log_view;
6561 static const struct got_error *
6562 open_tree_view(struct tog_view *view, struct got_object_id *commit_id,
6563 const char *head_ref_name, struct got_repository *repo)
6565 const struct got_error *err = NULL;
6566 char *commit_id_str = NULL;
6567 struct tog_tree_view_state *s = &view->state.tree;
6568 struct got_commit_object *commit = NULL;
6570 TAILQ_INIT(&s->parents);
6571 STAILQ_INIT(&s->colors);
6573 s->commit_id = got_object_id_dup(commit_id);
6574 if (s->commit_id == NULL)
6575 return got_error_from_errno("got_object_id_dup");
6577 err = got_object_open_as_commit(&commit, repo, commit_id);
6582 * The root is opened here and will be closed when the view is closed.
6583 * Any visited subtrees and their path-wise parents are opened and
6586 err = got_object_open_as_tree(&s->root, repo,
6587 got_object_commit_get_tree_id(commit));
6592 err = got_object_id_str(&commit_id_str, commit_id);
6596 if (asprintf(&s->tree_label, "commit %s", commit_id_str) == -1) {
6597 err = got_error_from_errno("asprintf");
6601 s->first_displayed_entry = got_object_tree_get_entry(s->tree, 0);
6602 s->selected_entry = got_object_tree_get_entry(s->tree, 0);
6603 if (head_ref_name) {
6604 s->head_ref_name = strdup(head_ref_name);
6605 if (s->head_ref_name == NULL) {
6606 err = got_error_from_errno("strdup");
6612 if (has_colors() && getenv("TOG_COLORS") != NULL) {
6613 err = add_color(&s->colors, "\\$$",
6614 TOG_COLOR_TREE_SUBMODULE,
6615 get_color_value("TOG_COLOR_TREE_SUBMODULE"));
6618 err = add_color(&s->colors, "@$", TOG_COLOR_TREE_SYMLINK,
6619 get_color_value("TOG_COLOR_TREE_SYMLINK"));
6622 err = add_color(&s->colors, "/$",
6623 TOG_COLOR_TREE_DIRECTORY,
6624 get_color_value("TOG_COLOR_TREE_DIRECTORY"));
6628 err = add_color(&s->colors, "\\*$",
6629 TOG_COLOR_TREE_EXECUTABLE,
6630 get_color_value("TOG_COLOR_TREE_EXECUTABLE"));
6634 err = add_color(&s->colors, "^$", TOG_COLOR_COMMIT,
6635 get_color_value("TOG_COLOR_COMMIT"));
6640 view->show = show_tree_view;
6641 view->input = input_tree_view;
6642 view->close = close_tree_view;
6643 view->search_start = search_start_tree_view;
6644 view->search_next = search_next_tree_view;
6646 free(commit_id_str);
6648 got_object_commit_close(commit);
6650 close_tree_view(view);
6654 static const struct got_error *
6655 close_tree_view(struct tog_view *view)
6657 struct tog_tree_view_state *s = &view->state.tree;
6659 free_colors(&s->colors);
6660 free(s->tree_label);
6661 s->tree_label = NULL;
6663 s->commit_id = NULL;
6664 free(s->head_ref_name);
6665 s->head_ref_name = NULL;
6666 while (!TAILQ_EMPTY(&s->parents)) {
6667 struct tog_parent_tree *parent;
6668 parent = TAILQ_FIRST(&s->parents);
6669 TAILQ_REMOVE(&s->parents, parent, entry);
6670 if (parent->tree != s->root)
6671 got_object_tree_close(parent->tree);
6675 if (s->tree != NULL && s->tree != s->root)
6676 got_object_tree_close(s->tree);
6678 got_object_tree_close(s->root);
6682 static const struct got_error *
6683 search_start_tree_view(struct tog_view *view)
6685 struct tog_tree_view_state *s = &view->state.tree;
6687 s->matched_entry = NULL;
6692 match_tree_entry(struct got_tree_entry *te, regex_t *regex)
6694 regmatch_t regmatch;
6696 return regexec(regex, got_tree_entry_get_name(te), 1, ®match,
6700 static const struct got_error *
6701 search_next_tree_view(struct tog_view *view)
6703 struct tog_tree_view_state *s = &view->state.tree;
6704 struct got_tree_entry *te = NULL;
6706 if (!view->searching) {
6707 view->search_next_done = TOG_SEARCH_HAVE_MORE;
6711 if (s->matched_entry) {
6712 if (view->searching == TOG_SEARCH_FORWARD) {
6713 if (s->selected_entry)
6714 te = got_tree_entry_get_next(s->tree,
6717 te = got_object_tree_get_first_entry(s->tree);
6719 if (s->selected_entry == NULL)
6720 te = got_object_tree_get_last_entry(s->tree);
6722 te = got_tree_entry_get_prev(s->tree,
6726 if (s->selected_entry)
6727 te = s->selected_entry;
6728 else if (view->searching == TOG_SEARCH_FORWARD)
6729 te = got_object_tree_get_first_entry(s->tree);
6731 te = got_object_tree_get_last_entry(s->tree);
6736 if (s->matched_entry == NULL) {
6737 view->search_next_done = TOG_SEARCH_HAVE_MORE;
6740 if (view->searching == TOG_SEARCH_FORWARD)
6741 te = got_object_tree_get_first_entry(s->tree);
6743 te = got_object_tree_get_last_entry(s->tree);
6746 if (match_tree_entry(te, &view->regex)) {
6747 view->search_next_done = TOG_SEARCH_HAVE_MORE;
6748 s->matched_entry = te;
6752 if (view->searching == TOG_SEARCH_FORWARD)
6753 te = got_tree_entry_get_next(s->tree, te);
6755 te = got_tree_entry_get_prev(s->tree, te);
6758 if (s->matched_entry) {
6759 s->first_displayed_entry = s->matched_entry;
6766 static const struct got_error *
6767 show_tree_view(struct tog_view *view)
6769 const struct got_error *err = NULL;
6770 struct tog_tree_view_state *s = &view->state.tree;
6773 err = tree_entry_path(&parent_path, &s->parents, NULL);
6777 err = draw_tree_entries(view, parent_path);
6784 static const struct got_error *
6785 input_tree_view(struct tog_view **new_view, struct tog_view *view, int ch)
6787 const struct got_error *err = NULL;
6788 struct tog_tree_view_state *s = &view->state.tree;
6789 struct tog_view *log_view, *ref_view;
6790 struct got_tree_entry *te;
6791 int begin_y = 0, begin_x = 0, n, nscroll = view->nlines - 3;
6795 s->show_ids = !s->show_ids;
6800 if (!s->selected_entry)
6802 if (view_is_parent_view(view))
6803 view_get_split(view, &begin_y, &begin_x);
6804 err = log_selected_tree_entry(&log_view, begin_y, begin_x, s);
6805 if (view_is_parent_view(view) &&
6806 view->mode == TOG_VIEW_SPLIT_HRZN) {
6807 err = view_init_hsplit(view, begin_y);
6812 log_view->focussed = 1;
6813 log_view->mode = view->mode;
6814 log_view->nlines = view->lines - begin_y;
6815 if (view_is_parent_view(view)) {
6816 view_transfer_size(log_view, view);
6817 err = view_close_child(view);
6820 err = view_set_child(view, log_view);
6823 view->focus_child = 1;
6825 *new_view = log_view;
6829 if (view_is_parent_view(view))
6830 view_get_split(view, &begin_y, &begin_x);
6831 ref_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_REF);
6832 if (ref_view == NULL)
6833 return got_error_from_errno("view_open");
6834 err = open_ref_view(ref_view, s->repo);
6836 view_close(ref_view);
6839 if (view_is_parent_view(view) &&
6840 view->mode == TOG_VIEW_SPLIT_HRZN) {
6841 err = view_init_hsplit(view, begin_y);
6846 ref_view->focussed = 1;
6847 ref_view->mode = view->mode;
6848 ref_view->nlines = view->lines - begin_y;
6849 if (view_is_parent_view(view)) {
6850 view_transfer_size(ref_view, view);
6851 err = view_close_child(view);
6854 err = view_set_child(view, ref_view);
6857 view->focus_child = 1;
6859 *new_view = ref_view;
6865 if (s->tree == s->root)
6866 s->first_displayed_entry =
6867 got_object_tree_get_first_entry(s->tree);
6869 s->first_displayed_entry = NULL;
6873 int eos = view->nlines - 3;
6875 if (view->mode == TOG_VIEW_SPLIT_HRZN)
6879 te = got_object_tree_get_last_entry(s->tree);
6880 for (n = 0; n < eos; n++) {
6882 if (s->tree != s->root) {
6883 s->first_displayed_entry = NULL;
6888 s->first_displayed_entry = te;
6889 te = got_tree_entry_get_prev(s->tree, te);
6892 s->selected = n - 1;
6898 if (s->selected > 0) {
6902 tree_scroll_up(s, 1);
6903 if (s->selected_entry == NULL ||
6904 (s->tree == s->root && s->selected_entry ==
6905 got_object_tree_get_first_entry(s->tree)))
6915 if (s->tree == s->root) {
6916 if (got_object_tree_get_first_entry(s->tree) ==
6917 s->first_displayed_entry)
6918 s->selected -= MIN(s->selected, nscroll);
6920 if (s->first_displayed_entry == NULL)
6921 s->selected -= MIN(s->selected, nscroll);
6923 tree_scroll_up(s, MAX(0, nscroll));
6924 if (s->selected_entry == NULL ||
6925 (s->tree == s->root && s->selected_entry ==
6926 got_object_tree_get_first_entry(s->tree)))
6932 if (s->selected < s->ndisplayed - 1) {
6936 if (got_tree_entry_get_next(s->tree, s->last_displayed_entry)
6938 /* can't scroll any further */
6942 tree_scroll_down(view, 1);
6952 if (got_tree_entry_get_next(s->tree, s->last_displayed_entry)
6954 /* can't scroll any further; move cursor down */
6955 if (s->selected < s->ndisplayed - 1)
6956 s->selected += MIN(nscroll,
6957 s->ndisplayed - s->selected - 1);
6962 tree_scroll_down(view, nscroll);
6967 if (s->selected_entry == NULL || ch == KEY_BACKSPACE) {
6968 struct tog_parent_tree *parent;
6969 /* user selected '..' */
6970 if (s->tree == s->root) {
6974 parent = TAILQ_FIRST(&s->parents);
6975 TAILQ_REMOVE(&s->parents, parent,
6977 got_object_tree_close(s->tree);
6978 s->tree = parent->tree;
6979 s->first_displayed_entry =
6980 parent->first_displayed_entry;
6982 parent->selected_entry;
6983 s->selected = parent->selected;
6984 if (s->selected > view->nlines - 3) {
6985 err = offset_selection_down(view);
6990 } else if (S_ISDIR(got_tree_entry_get_mode(
6991 s->selected_entry))) {
6992 struct got_tree_object *subtree;
6994 err = got_object_open_as_tree(&subtree, s->repo,
6995 got_tree_entry_get_id(s->selected_entry));
6998 err = tree_view_visit_subtree(s, subtree);
7000 got_object_tree_close(subtree);
7003 } else if (S_ISREG(got_tree_entry_get_mode(
7004 s->selected_entry))) {
7005 struct tog_view *blame_view;
7006 int begin_x = 0, begin_y = 0;
7008 if (view_is_parent_view(view))
7009 view_get_split(view, &begin_y, &begin_x);
7011 err = blame_tree_entry(&blame_view, begin_y, begin_x,
7012 s->selected_entry, &s->parents,
7013 s->commit_id, s->repo);
7017 if (view_is_parent_view(view) &&
7018 view->mode == TOG_VIEW_SPLIT_HRZN) {
7019 err = view_init_hsplit(view, begin_y);
7026 blame_view->focussed = 1;
7027 blame_view->mode = view->mode;
7028 blame_view->nlines = view->lines - begin_y;
7029 if (view_is_parent_view(view)) {
7030 view_transfer_size(blame_view, view);
7031 err = view_close_child(view);
7034 err = view_set_child(view, blame_view);
7037 view->focus_child = 1;
7039 *new_view = blame_view;
7043 if (view->nlines >= 4 && s->selected >= view->nlines - 3)
7044 s->selected = view->nlines - 4;
7060 "usage: %s tree [-c commit] [-r repository-path] [path]\n",
7065 static const struct got_error *
7066 cmd_tree(int argc, char *argv[])
7068 const struct got_error *error;
7069 struct got_repository *repo = NULL;
7070 struct got_worktree *worktree = NULL;
7071 char *cwd = NULL, *repo_path = NULL, *in_repo_path = NULL;
7072 struct got_object_id *commit_id = NULL;
7073 struct got_commit_object *commit = NULL;
7074 const char *commit_id_arg = NULL;
7076 struct got_reference *ref = NULL;
7077 const char *head_ref_name = NULL;
7079 struct tog_view *view;
7080 int *pack_fds = NULL;
7082 while ((ch = getopt(argc, argv, "c:r:")) != -1) {
7085 commit_id_arg = optarg;
7088 repo_path = realpath(optarg, NULL);
7089 if (repo_path == NULL)
7090 return got_error_from_errno2("realpath",
7105 error = got_repo_pack_fds_open(&pack_fds);
7109 if (repo_path == NULL) {
7110 cwd = getcwd(NULL, 0);
7112 return got_error_from_errno("getcwd");
7113 error = got_worktree_open(&worktree, cwd);
7114 if (error && error->code != GOT_ERR_NOT_WORKTREE)
7118 strdup(got_worktree_get_repo_path(worktree));
7120 repo_path = strdup(cwd);
7121 if (repo_path == NULL) {
7122 error = got_error_from_errno("strdup");
7127 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
7131 error = get_in_repo_path_from_argv0(&in_repo_path, argc, argv,
7138 error = apply_unveil(got_repo_get_path(repo), NULL);
7142 error = tog_load_refs(repo, 0);
7146 if (commit_id_arg == NULL) {
7147 error = got_repo_match_object_id(&commit_id, &label,
7148 worktree ? got_worktree_get_head_ref_name(worktree) :
7149 GOT_REF_HEAD, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
7152 head_ref_name = label;
7154 error = got_ref_open(&ref, repo, commit_id_arg, 0);
7156 head_ref_name = got_ref_get_name(ref);
7157 else if (error->code != GOT_ERR_NOT_REF)
7159 error = got_repo_match_object_id(&commit_id, NULL,
7160 commit_id_arg, GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
7165 error = got_object_open_as_commit(&commit, repo, commit_id);
7169 view = view_open(0, 0, 0, 0, TOG_VIEW_TREE);
7171 error = got_error_from_errno("view_open");
7174 error = open_tree_view(view, commit_id, head_ref_name, repo);
7177 if (!got_path_is_root_dir(in_repo_path)) {
7178 error = tree_view_walk_path(&view->state.tree, commit,
7185 /* Release work tree lock. */
7186 got_worktree_close(worktree);
7189 error = view_loop(view);
7198 const struct got_error *close_err = got_repo_close(repo);
7203 const struct got_error *pack_err =
7204 got_repo_pack_fds_close(pack_fds);
7212 static const struct got_error *
7213 ref_view_load_refs(struct tog_ref_view_state *s)
7215 struct got_reflist_entry *sre;
7216 struct tog_reflist_entry *re;
7219 TAILQ_FOREACH(sre, &tog_refs, entry) {
7220 if (strncmp(got_ref_get_name(sre->ref),
7221 "refs/got/", 9) == 0 &&
7222 strncmp(got_ref_get_name(sre->ref),
7223 "refs/got/backup/", 16) != 0)
7226 re = malloc(sizeof(*re));
7228 return got_error_from_errno("malloc");
7230 re->ref = got_ref_dup(sre->ref);
7231 if (re->ref == NULL)
7232 return got_error_from_errno("got_ref_dup");
7233 re->idx = s->nrefs++;
7234 TAILQ_INSERT_TAIL(&s->refs, re, entry);
7237 s->first_displayed_entry = TAILQ_FIRST(&s->refs);
7242 ref_view_free_refs(struct tog_ref_view_state *s)
7244 struct tog_reflist_entry *re;
7246 while (!TAILQ_EMPTY(&s->refs)) {
7247 re = TAILQ_FIRST(&s->refs);
7248 TAILQ_REMOVE(&s->refs, re, entry);
7249 got_ref_close(re->ref);
7254 static const struct got_error *
7255 open_ref_view(struct tog_view *view, struct got_repository *repo)
7257 const struct got_error *err = NULL;
7258 struct tog_ref_view_state *s = &view->state.ref;
7260 s->selected_entry = 0;
7263 TAILQ_INIT(&s->refs);
7264 STAILQ_INIT(&s->colors);
7266 err = ref_view_load_refs(s);
7270 if (has_colors() && getenv("TOG_COLORS") != NULL) {
7271 err = add_color(&s->colors, "^refs/heads/",
7272 TOG_COLOR_REFS_HEADS,
7273 get_color_value("TOG_COLOR_REFS_HEADS"));
7277 err = add_color(&s->colors, "^refs/tags/",
7278 TOG_COLOR_REFS_TAGS,
7279 get_color_value("TOG_COLOR_REFS_TAGS"));
7283 err = add_color(&s->colors, "^refs/remotes/",
7284 TOG_COLOR_REFS_REMOTES,
7285 get_color_value("TOG_COLOR_REFS_REMOTES"));
7289 err = add_color(&s->colors, "^refs/got/backup/",
7290 TOG_COLOR_REFS_BACKUP,
7291 get_color_value("TOG_COLOR_REFS_BACKUP"));
7296 view->show = show_ref_view;
7297 view->input = input_ref_view;
7298 view->close = close_ref_view;
7299 view->search_start = search_start_ref_view;
7300 view->search_next = search_next_ref_view;
7303 free_colors(&s->colors);
7307 static const struct got_error *
7308 close_ref_view(struct tog_view *view)
7310 struct tog_ref_view_state *s = &view->state.ref;
7312 ref_view_free_refs(s);
7313 free_colors(&s->colors);
7318 static const struct got_error *
7319 resolve_reflist_entry(struct got_object_id **commit_id,
7320 struct tog_reflist_entry *re, struct got_repository *repo)
7322 const struct got_error *err = NULL;
7323 struct got_object_id *obj_id;
7324 struct got_tag_object *tag = NULL;
7329 err = got_ref_resolve(&obj_id, repo, re->ref);
7333 err = got_object_get_type(&obj_type, repo, obj_id);
7338 case GOT_OBJ_TYPE_COMMIT:
7339 *commit_id = obj_id;
7341 case GOT_OBJ_TYPE_TAG:
7342 err = got_object_open_as_tag(&tag, repo, obj_id);
7346 err = got_object_get_type(&obj_type, repo,
7347 got_object_tag_get_object_id(tag));
7350 if (obj_type != GOT_OBJ_TYPE_COMMIT) {
7351 err = got_error(GOT_ERR_OBJ_TYPE);
7354 *commit_id = got_object_id_dup(
7355 got_object_tag_get_object_id(tag));
7356 if (*commit_id == NULL) {
7357 err = got_error_from_errno("got_object_id_dup");
7362 err = got_error(GOT_ERR_OBJ_TYPE);
7368 got_object_tag_close(tag);
7376 static const struct got_error *
7377 log_ref_entry(struct tog_view **new_view, int begin_y, int begin_x,
7378 struct tog_reflist_entry *re, struct got_repository *repo)
7380 struct tog_view *log_view;
7381 const struct got_error *err = NULL;
7382 struct got_object_id *commit_id = NULL;
7386 err = resolve_reflist_entry(&commit_id, re, repo);
7388 if (err->code != GOT_ERR_OBJ_TYPE)
7394 log_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_LOG);
7395 if (log_view == NULL) {
7396 err = got_error_from_errno("view_open");
7400 err = open_log_view(log_view, commit_id, repo,
7401 got_ref_get_name(re->ref), "", 0);
7404 view_close(log_view);
7406 *new_view = log_view;
7412 ref_scroll_up(struct tog_ref_view_state *s, int maxscroll)
7414 struct tog_reflist_entry *re;
7417 if (s->first_displayed_entry == TAILQ_FIRST(&s->refs))
7420 re = TAILQ_PREV(s->first_displayed_entry, tog_reflist_head, entry);
7421 while (i++ < maxscroll) {
7424 s->first_displayed_entry = re;
7425 re = TAILQ_PREV(re, tog_reflist_head, entry);
7429 static const struct got_error *
7430 ref_scroll_down(struct tog_view *view, int maxscroll)
7432 struct tog_ref_view_state *s = &view->state.ref;
7433 struct tog_reflist_entry *next, *last;
7436 if (s->first_displayed_entry)
7437 next = TAILQ_NEXT(s->first_displayed_entry, entry);
7439 next = TAILQ_FIRST(&s->refs);
7441 last = s->last_displayed_entry;
7442 while (next && n++ < maxscroll) {
7444 last = TAILQ_NEXT(last, entry);
7445 if (last || (view->mode == TOG_VIEW_SPLIT_HRZN)) {
7446 s->first_displayed_entry = next;
7447 next = TAILQ_NEXT(next, entry);
7454 static const struct got_error *
7455 search_start_ref_view(struct tog_view *view)
7457 struct tog_ref_view_state *s = &view->state.ref;
7459 s->matched_entry = NULL;
7464 match_reflist_entry(struct tog_reflist_entry *re, regex_t *regex)
7466 regmatch_t regmatch;
7468 return regexec(regex, got_ref_get_name(re->ref), 1, ®match,
7472 static const struct got_error *
7473 search_next_ref_view(struct tog_view *view)
7475 struct tog_ref_view_state *s = &view->state.ref;
7476 struct tog_reflist_entry *re = NULL;
7478 if (!view->searching) {
7479 view->search_next_done = TOG_SEARCH_HAVE_MORE;
7483 if (s->matched_entry) {
7484 if (view->searching == TOG_SEARCH_FORWARD) {
7485 if (s->selected_entry)
7486 re = TAILQ_NEXT(s->selected_entry, entry);
7488 re = TAILQ_PREV(s->selected_entry,
7489 tog_reflist_head, entry);
7491 if (s->selected_entry == NULL)
7492 re = TAILQ_LAST(&s->refs, tog_reflist_head);
7494 re = TAILQ_PREV(s->selected_entry,
7495 tog_reflist_head, entry);
7498 if (s->selected_entry)
7499 re = s->selected_entry;
7500 else if (view->searching == TOG_SEARCH_FORWARD)
7501 re = TAILQ_FIRST(&s->refs);
7503 re = TAILQ_LAST(&s->refs, tog_reflist_head);
7508 if (s->matched_entry == NULL) {
7509 view->search_next_done = TOG_SEARCH_HAVE_MORE;
7512 if (view->searching == TOG_SEARCH_FORWARD)
7513 re = TAILQ_FIRST(&s->refs);
7515 re = TAILQ_LAST(&s->refs, tog_reflist_head);
7518 if (match_reflist_entry(re, &view->regex)) {
7519 view->search_next_done = TOG_SEARCH_HAVE_MORE;
7520 s->matched_entry = re;
7524 if (view->searching == TOG_SEARCH_FORWARD)
7525 re = TAILQ_NEXT(re, entry);
7527 re = TAILQ_PREV(re, tog_reflist_head, entry);
7530 if (s->matched_entry) {
7531 s->first_displayed_entry = s->matched_entry;
7538 static const struct got_error *
7539 show_ref_view(struct tog_view *view)
7541 const struct got_error *err = NULL;
7542 struct tog_ref_view_state *s = &view->state.ref;
7543 struct tog_reflist_entry *re;
7546 struct tog_color *tc;
7548 int limit = view->nlines;
7550 werase(view->window);
7553 if (view_is_hsplit_top(view))
7554 --limit; /* border */
7559 re = s->first_displayed_entry;
7561 if (asprintf(&line, "references [%d/%d]", re->idx + s->selected + 1,
7563 return got_error_from_errno("asprintf");
7565 err = format_line(&wline, &width, NULL, line, 0, view->ncols, 0, 0);
7570 if (view_needs_focus_indication(view))
7571 wstandout(view->window);
7572 waddwstr(view->window, wline);
7573 if (view_needs_focus_indication(view))
7574 wstandend(view->window);
7579 if (width < view->ncols - 1)
7580 waddch(view->window, '\n');
7585 while (re && limit > 0) {
7587 char ymd[13]; /* YYYY-MM-DD + " " + NUL */
7590 struct got_commit_object *ci;
7591 struct got_tag_object *tag;
7592 struct got_object_id *id;
7596 err = got_ref_resolve(&id, s->repo, re->ref);
7599 err = got_object_open_as_tag(&tag, s->repo, id);
7601 if (err->code != GOT_ERR_OBJ_TYPE) {
7605 err = got_object_open_as_commit(&ci, s->repo,
7611 t = got_object_commit_get_committer_time(ci);
7612 got_object_commit_close(ci);
7614 t = got_object_tag_get_tagger_time(tag);
7615 got_object_tag_close(tag);
7618 if (gmtime_r(&t, &tm) == NULL)
7619 return got_error_from_errno("gmtime_r");
7620 if (strftime(ymd, sizeof(ymd), "%G-%m-%d ", &tm) == 0)
7621 return got_error(GOT_ERR_NO_SPACE);
7623 if (got_ref_is_symbolic(re->ref)) {
7624 if (asprintf(&line, "%s%s -> %s", s->show_date ?
7625 ymd : "", got_ref_get_name(re->ref),
7626 got_ref_get_symref_target(re->ref)) == -1)
7627 return got_error_from_errno("asprintf");
7628 } else if (s->show_ids) {
7629 struct got_object_id *id;
7631 err = got_ref_resolve(&id, s->repo, re->ref);
7634 err = got_object_id_str(&id_str, id);
7639 if (asprintf(&line, "%s%s: %s", s->show_date ? ymd : "",
7640 got_ref_get_name(re->ref), id_str) == -1) {
7641 err = got_error_from_errno("asprintf");
7648 } else if (asprintf(&line, "%s%s", s->show_date ? ymd : "",
7649 got_ref_get_name(re->ref)) == -1)
7650 return got_error_from_errno("asprintf");
7652 err = format_line(&wline, &width, NULL, line, 0, view->ncols,
7658 if (n == s->selected) {
7660 wstandout(view->window);
7661 s->selected_entry = re;
7663 tc = match_color(&s->colors, got_ref_get_name(re->ref));
7665 wattr_on(view->window,
7666 COLOR_PAIR(tc->colorpair), NULL);
7667 waddwstr(view->window, wline);
7669 wattr_off(view->window,
7670 COLOR_PAIR(tc->colorpair), NULL);
7671 if (width < view->ncols - 1)
7672 waddch(view->window, '\n');
7673 if (n == s->selected && view->focussed)
7674 wstandend(view->window);
7680 s->last_displayed_entry = re;
7683 re = TAILQ_NEXT(re, entry);
7690 static const struct got_error *
7691 browse_ref_tree(struct tog_view **new_view, int begin_y, int begin_x,
7692 struct tog_reflist_entry *re, struct got_repository *repo)
7694 const struct got_error *err = NULL;
7695 struct got_object_id *commit_id = NULL;
7696 struct tog_view *tree_view;
7700 err = resolve_reflist_entry(&commit_id, re, repo);
7702 if (err->code != GOT_ERR_OBJ_TYPE)
7709 tree_view = view_open(0, 0, begin_y, begin_x, TOG_VIEW_TREE);
7710 if (tree_view == NULL) {
7711 err = got_error_from_errno("view_open");
7715 err = open_tree_view(tree_view, commit_id,
7716 got_ref_get_name(re->ref), repo);
7720 *new_view = tree_view;
7725 static const struct got_error *
7726 input_ref_view(struct tog_view **new_view, struct tog_view *view, int ch)
7728 const struct got_error *err = NULL;
7729 struct tog_ref_view_state *s = &view->state.ref;
7730 struct tog_view *log_view, *tree_view;
7731 struct tog_reflist_entry *re;
7732 int begin_y = 0, begin_x = 0, n, nscroll = view->nlines - 1;
7736 s->show_ids = !s->show_ids;
7740 s->show_date = !s->show_date;
7744 s->sort_by_date = !s->sort_by_date;
7746 err = got_reflist_sort(&tog_refs, s->sort_by_date ?
7747 got_ref_cmp_by_commit_timestamp_descending :
7748 tog_ref_cmp_by_name, s->repo);
7751 got_reflist_object_id_map_free(tog_refs_idmap);
7752 err = got_reflist_object_id_map_create(&tog_refs_idmap,
7753 &tog_refs, s->repo);
7756 ref_view_free_refs(s);
7757 err = ref_view_load_refs(s);
7762 if (!s->selected_entry)
7764 if (view_is_parent_view(view))
7765 view_get_split(view, &begin_y, &begin_x);
7767 err = log_ref_entry(&log_view, begin_y, begin_x,
7768 s->selected_entry, s->repo);
7772 if (view_is_parent_view(view) &&
7773 view->mode == TOG_VIEW_SPLIT_HRZN) {
7774 err = view_init_hsplit(view, begin_y);
7780 log_view->focussed = 1;
7781 log_view->mode = view->mode;
7782 log_view->nlines = view->lines - begin_y;
7783 if (view_is_parent_view(view)) {
7784 view_transfer_size(log_view, view);
7785 err = view_close_child(view);
7788 err = view_set_child(view, log_view);
7791 view->focus_child = 1;
7793 *new_view = log_view;
7797 if (!s->selected_entry)
7799 if (view_is_parent_view(view))
7800 view_get_split(view, &begin_y, &begin_x);
7801 err = browse_ref_tree(&tree_view, begin_y, begin_x,
7802 s->selected_entry, s->repo);
7803 if (err || tree_view == NULL)
7805 if (view_is_parent_view(view) &&
7806 view->mode == TOG_VIEW_SPLIT_HRZN) {
7807 err = view_init_hsplit(view, begin_y);
7812 tree_view->focussed = 1;
7813 tree_view->mode = view->mode;
7814 tree_view->nlines = view->lines - begin_y;
7815 if (view_is_parent_view(view)) {
7816 view_transfer_size(tree_view, view);
7817 err = view_close_child(view);
7820 err = view_set_child(view, tree_view);
7823 view->focus_child = 1;
7825 *new_view = tree_view;
7831 s->first_displayed_entry = TAILQ_FIRST(&s->refs);
7835 int eos = view->nlines - 1;
7837 if (view->mode == TOG_VIEW_SPLIT_HRZN)
7841 re = TAILQ_LAST(&s->refs, tog_reflist_head);
7842 for (n = 0; n < eos; n++) {
7845 s->first_displayed_entry = re;
7846 re = TAILQ_PREV(re, tog_reflist_head, entry);
7849 s->selected = n - 1;
7855 if (s->selected > 0) {
7859 ref_scroll_up(s, 1);
7860 if (s->selected_entry == TAILQ_FIRST(&s->refs))
7870 if (s->first_displayed_entry == TAILQ_FIRST(&s->refs))
7871 s->selected -= MIN(nscroll, s->selected);
7872 ref_scroll_up(s, MAX(0, nscroll));
7873 if (s->selected_entry == TAILQ_FIRST(&s->refs))
7879 if (s->selected < s->ndisplayed - 1) {
7883 if (TAILQ_NEXT(s->last_displayed_entry, entry) == NULL) {
7884 /* can't scroll any further */
7888 ref_scroll_down(view, 1);
7898 if (TAILQ_NEXT(s->last_displayed_entry, entry) == NULL) {
7899 /* can't scroll any further; move cursor down */
7900 if (s->selected < s->ndisplayed - 1)
7901 s->selected += MIN(nscroll,
7902 s->ndisplayed - s->selected - 1);
7903 if (view->count > 1 && s->selected < s->ndisplayed - 1)
7904 s->selected += s->ndisplayed - s->selected - 1;
7908 ref_scroll_down(view, nscroll);
7913 err = tog_load_refs(s->repo, s->sort_by_date);
7916 ref_view_free_refs(s);
7917 err = ref_view_load_refs(s);
7920 if (view->nlines >= 2 && s->selected >= view->nlines - 1)
7921 s->selected = view->nlines - 2;
7935 fprintf(stderr, "usage: %s ref [-r repository-path]\n",
7940 static const struct got_error *
7941 cmd_ref(int argc, char *argv[])
7943 const struct got_error *error;
7944 struct got_repository *repo = NULL;
7945 struct got_worktree *worktree = NULL;
7946 char *cwd = NULL, *repo_path = NULL;
7948 struct tog_view *view;
7949 int *pack_fds = NULL;
7951 while ((ch = getopt(argc, argv, "r:")) != -1) {
7954 repo_path = realpath(optarg, NULL);
7955 if (repo_path == NULL)
7956 return got_error_from_errno2("realpath",
7971 error = got_repo_pack_fds_open(&pack_fds);
7975 if (repo_path == NULL) {
7976 cwd = getcwd(NULL, 0);
7978 return got_error_from_errno("getcwd");
7979 error = got_worktree_open(&worktree, cwd);
7980 if (error && error->code != GOT_ERR_NOT_WORKTREE)
7984 strdup(got_worktree_get_repo_path(worktree));
7986 repo_path = strdup(cwd);
7987 if (repo_path == NULL) {
7988 error = got_error_from_errno("strdup");
7993 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
7999 error = apply_unveil(got_repo_get_path(repo), NULL);
8003 error = tog_load_refs(repo, 0);
8007 view = view_open(0, 0, 0, 0, TOG_VIEW_REF);
8009 error = got_error_from_errno("view_open");
8013 error = open_ref_view(view, repo);
8018 /* Release work tree lock. */
8019 got_worktree_close(worktree);
8022 error = view_loop(view);
8027 const struct got_error *close_err = got_repo_close(repo);
8032 const struct got_error *pack_err =
8033 got_repo_pack_fds_close(pack_fds);
8042 * If view was scrolled down to move the selected line into view when opening a
8043 * horizontal split, scroll back up when closing the split/toggling fullscreen.
8046 offset_selection_up(struct tog_view *view)
8048 switch (view->type) {
8049 case TOG_VIEW_BLAME: {
8050 struct tog_blame_view_state *s = &view->state.blame;
8051 if (s->first_displayed_line == 1) {
8052 s->selected_line = MAX(s->selected_line - view->offset,
8056 if (s->first_displayed_line > view->offset)
8057 s->first_displayed_line -= view->offset;
8059 s->first_displayed_line = 1;
8060 s->selected_line += view->offset;
8064 log_scroll_up(&view->state.log, view->offset);
8065 view->state.log.selected += view->offset;
8068 ref_scroll_up(&view->state.ref, view->offset);
8069 view->state.ref.selected += view->offset;
8072 tree_scroll_up(&view->state.tree, view->offset);
8073 view->state.tree.selected += view->offset;
8083 * If the selected line is in the section of screen covered by the bottom split,
8084 * scroll down offset lines to move it into view and index its new position.
8086 static const struct got_error *
8087 offset_selection_down(struct tog_view *view)
8089 const struct got_error *err = NULL;
8090 const struct got_error *(*scrolld)(struct tog_view *, int);
8091 int *selected = NULL;
8094 switch (view->type) {
8095 case TOG_VIEW_BLAME: {
8096 struct tog_blame_view_state *s = &view->state.blame;
8099 if (s->selected_line > view->nlines - header) {
8100 offset = abs(view->nlines - s->selected_line - header);
8101 s->first_displayed_line += offset;
8102 s->selected_line -= offset;
8103 view->offset = offset;
8107 case TOG_VIEW_LOG: {
8108 struct tog_log_view_state *s = &view->state.log;
8109 scrolld = &log_scroll_down;
8110 header = view_is_parent_view(view) ? 3 : 2;
8111 selected = &s->selected;
8114 case TOG_VIEW_REF: {
8115 struct tog_ref_view_state *s = &view->state.ref;
8116 scrolld = &ref_scroll_down;
8118 selected = &s->selected;
8121 case TOG_VIEW_TREE: {
8122 struct tog_tree_view_state *s = &view->state.tree;
8123 scrolld = &tree_scroll_down;
8125 selected = &s->selected;
8135 if (selected && *selected > view->nlines - header) {
8136 offset = abs(view->nlines - *selected - header);
8137 view->offset = offset;
8138 if (scrolld && offset) {
8139 err = scrolld(view, offset);
8140 *selected -= offset;
8148 list_commands(FILE *fp)
8152 fprintf(fp, "commands:");
8153 for (i = 0; i < nitems(tog_commands); i++) {
8154 const struct tog_cmd *cmd = &tog_commands[i];
8155 fprintf(fp, " %s", cmd->name);
8161 usage(int hflag, int status)
8163 FILE *fp = (status == 0) ? stdout : stderr;
8165 fprintf(fp, "usage: %s [-h] [-V | --version] [command] [arg ...]\n",
8168 fprintf(fp, "lazy usage: %s path\n", getprogname());
8175 make_argv(int argc, ...)
8183 argv = calloc(argc, sizeof(char *));
8186 for (i = 0; i < argc; i++) {
8187 argv[i] = strdup(va_arg(ap, char *));
8188 if (argv[i] == NULL)
8197 * Try to convert 'tog path' into a 'tog log path' command.
8198 * The user could simply have mistyped the command rather than knowingly
8199 * provided a path. So check whether argv[0] can in fact be resolved
8200 * to a path in the HEAD commit and print a special error if not.
8201 * This hack is for mpi@ <3
8203 static const struct got_error *
8204 tog_log_with_path(int argc, char *argv[])
8206 const struct got_error *error = NULL, *close_err;
8207 const struct tog_cmd *cmd = NULL;
8208 struct got_repository *repo = NULL;
8209 struct got_worktree *worktree = NULL;
8210 struct got_object_id *commit_id = NULL, *id = NULL;
8211 struct got_commit_object *commit = NULL;
8212 char *cwd = NULL, *repo_path = NULL, *in_repo_path = NULL;
8213 char *commit_id_str = NULL, **cmd_argv = NULL;
8214 int *pack_fds = NULL;
8216 cwd = getcwd(NULL, 0);
8218 return got_error_from_errno("getcwd");
8220 error = got_repo_pack_fds_open(&pack_fds);
8224 error = got_worktree_open(&worktree, cwd);
8225 if (error && error->code != GOT_ERR_NOT_WORKTREE)
8229 repo_path = strdup(got_worktree_get_repo_path(worktree));
8231 repo_path = strdup(cwd);
8232 if (repo_path == NULL) {
8233 error = got_error_from_errno("strdup");
8237 error = got_repo_open(&repo, repo_path, NULL, pack_fds);
8241 error = get_in_repo_path_from_argv0(&in_repo_path, argc, argv,
8246 error = tog_load_refs(repo, 0);
8249 error = got_repo_match_object_id(&commit_id, NULL, worktree ?
8250 got_worktree_get_head_ref_name(worktree) : GOT_REF_HEAD,
8251 GOT_OBJ_TYPE_COMMIT, &tog_refs, repo);
8256 got_worktree_close(worktree);
8260 error = got_object_open_as_commit(&commit, repo, commit_id);
8264 error = got_object_id_by_path(&id, repo, commit, in_repo_path);
8266 if (error->code != GOT_ERR_NO_TREE_ENTRY)
8268 fprintf(stderr, "%s: '%s' is no known command or path\n",
8269 getprogname(), argv[0]);
8274 close_err = got_repo_close(repo);
8279 error = got_object_id_str(&commit_id_str, commit_id);
8283 cmd = &tog_commands[0]; /* log */
8285 cmd_argv = make_argv(argc, cmd->name, "-c", commit_id_str, argv[0]);
8286 error = cmd->cmd_main(argc, cmd_argv);
8289 close_err = got_repo_close(repo);
8294 got_object_commit_close(commit);
8296 got_worktree_close(worktree);
8298 const struct got_error *pack_err =
8299 got_repo_pack_fds_close(pack_fds);
8304 free(commit_id_str);
8311 for (i = 0; i < argc; i++)
8320 main(int argc, char *argv[])
8322 const struct got_error *error = NULL;
8323 const struct tog_cmd *cmd = NULL;
8324 int ch, hflag = 0, Vflag = 0;
8325 char **cmd_argv = NULL;
8326 static const struct option longopts[] = {
8327 { "version", no_argument, NULL, 'V' },
8330 char *diff_algo_str = NULL;
8332 setlocale(LC_CTYPE, "");
8334 while ((ch = getopt_long(argc, argv, "+hV", longopts, NULL)) != -1) {
8354 got_version_print_str();
8359 if (pledge("stdio rpath wpath cpath flock proc tty exec sendfd unveil",
8367 /* Build an argument vector which runs a default command. */
8368 cmd = &tog_commands[0];
8370 cmd_argv = make_argv(argc, cmd->name);
8374 /* Did the user specify a command? */
8375 for (i = 0; i < nitems(tog_commands); i++) {
8376 if (strncmp(tog_commands[i].name, argv[0],
8377 strlen(argv[0])) == 0) {
8378 cmd = &tog_commands[i];
8384 diff_algo_str = getenv("TOG_DIFF_ALGORITHM");
8385 if (diff_algo_str) {
8386 if (strcasecmp(diff_algo_str, "patience") == 0)
8387 tog_diff_algo = GOT_DIFF_ALGORITHM_PATIENCE;
8388 if (strcasecmp(diff_algo_str, "myers") == 0)
8389 tog_diff_algo = GOT_DIFF_ALGORITHM_MYERS;
8395 /* No command specified; try log with a path */
8396 error = tog_log_with_path(argc, argv);
8401 error = cmd->cmd_main(argc, cmd_argv ? cmd_argv : argv);
8408 for (i = 0; i < argc; i++)
8413 if (error && error->code != GOT_ERR_CANCELLED)
8414 fprintf(stderr, "%s: %s\n", getprogname(), error->msg);