2 * Copyright (c) 2018, 2019 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>
22 #define _XOPEN_SOURCE_EXTENDED
24 #undef _XOPEN_SOURCE_EXTENDED
40 #include "got_error.h"
41 #include "got_object.h"
42 #include "got_reference.h"
43 #include "got_repository.h"
45 #include "got_opentemp.h"
46 #include "got_commit_graph.h"
48 #include "got_blame.h"
49 #include "got_privsep.h"
50 #include "got_worktree.h"
53 #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
57 #define MAX(_a,_b) ((_a) > (_b) ? (_a) : (_b))
62 #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
67 const struct got_error *(*cmd_main)(int, char *[]);
68 void (*cmd_usage)(void);
72 __dead static void usage(void);
73 __dead static void usage_log(void);
74 __dead static void usage_diff(void);
75 __dead static void usage_blame(void);
76 __dead static void usage_tree(void);
78 static const struct got_error* cmd_log(int, char *[]);
79 static const struct got_error* cmd_diff(int, char *[]);
80 static const struct got_error* cmd_blame(int, char *[]);
81 static const struct got_error* cmd_tree(int, char *[]);
83 static struct tog_cmd tog_commands[] = {
84 { "log", cmd_log, usage_log,
85 "show repository history" },
86 { "diff", cmd_diff, usage_diff,
87 "compare files and directories" },
88 { "blame", cmd_blame, usage_blame,
89 "show line-by-line file history" },
90 { "tree", cmd_tree, usage_tree,
91 "browse trees in repository" },
101 struct tog_diff_view_state {
102 struct got_object_id *id1, *id2;
104 int first_displayed_line;
105 int last_displayed_line;
108 struct got_repository *repo;
111 struct commit_queue_entry {
112 TAILQ_ENTRY(commit_queue_entry) entry;
113 struct got_object_id *id;
114 struct got_commit_object *commit;
117 TAILQ_HEAD(commit_queue_head, commit_queue_entry);
118 struct commit_queue {
120 struct commit_queue_head head;
123 pthread_mutex_t tog_mutex = PTHREAD_MUTEX_INITIALIZER;
125 struct tog_log_thread_args {
126 pthread_cond_t need_commits;
128 struct got_commit_graph *graph;
129 struct commit_queue *commits;
130 const char *in_repo_path;
131 struct got_object_id *start_id;
132 struct got_repository *repo;
135 struct tog_view *view;
136 struct commit_queue_entry **first_displayed_entry;
137 struct commit_queue_entry **selected_entry;
140 struct tog_log_view_state {
141 struct commit_queue commits;
142 struct commit_queue_entry *first_displayed_entry;
143 struct commit_queue_entry *last_displayed_entry;
144 struct commit_queue_entry *selected_entry;
147 struct got_repository *repo;
148 struct got_object_id *start_id;
151 struct tog_log_thread_args thread_args;
154 struct tog_blame_cb_args {
155 struct tog_blame_line *lines; /* one per line */
158 struct tog_view *view;
159 struct got_object_id *commit_id;
163 struct tog_blame_thread_args {
165 struct got_repository *repo;
166 struct tog_blame_cb_args *cb_args;
173 struct tog_blame_line *lines;
176 struct tog_blame_thread_args thread_args;
177 struct tog_blame_cb_args cb_args;
181 struct tog_blame_view_state {
182 int first_displayed_line;
183 int last_displayed_line;
188 struct got_object_id_queue blamed_commits;
189 struct got_object_qid *blamed_commit;
191 struct got_repository *repo;
192 struct got_object_id *commit_id;
193 struct tog_blame blame;
196 struct tog_parent_tree {
197 TAILQ_ENTRY(tog_parent_tree) entry;
198 struct got_tree_object *tree;
199 struct got_tree_entry *first_displayed_entry;
200 struct got_tree_entry *selected_entry;
204 TAILQ_HEAD(tog_parent_trees, tog_parent_tree);
206 struct tog_tree_view_state {
208 struct got_tree_object *root;
209 struct got_tree_object *tree;
210 const struct got_tree_entries *entries;
211 struct got_tree_entry *first_displayed_entry;
212 struct got_tree_entry *last_displayed_entry;
213 struct got_tree_entry *selected_entry;
214 int ndisplayed, selected, show_ids;
215 struct tog_parent_trees parents;
216 struct got_object_id *commit_id;
217 struct got_repository *repo;
221 * We implement two types of views: parent views and child views.
223 * The 'Tab' key switches between a parent view and its child view.
224 * Child views are shown side-by-side to their parent view, provided
225 * there is enough screen estate.
227 * When a new view is opened from within a parent view, this new view
228 * becomes a child view of the parent view, replacing any existing child.
230 * When a new view is opened from within a child view, this new view
231 * becomes a parent view which will obscure the views below until the
232 * user quits the new parent view by typing 'q'.
234 * This list of views contains parent views only.
235 * Child views are only pointed to by their parent view.
237 TAILQ_HEAD(tog_view_list_head, tog_view);
240 TAILQ_ENTRY(tog_view) entry;
243 int nlines, ncols, begin_y, begin_x;
244 int lines, cols; /* copies of LINES and COLS */
246 struct tog_view *parent;
247 struct tog_view *child;
250 /* type-specific state */
251 enum tog_view_type type;
253 struct tog_diff_view_state diff;
254 struct tog_log_view_state log;
255 struct tog_blame_view_state blame;
256 struct tog_tree_view_state tree;
259 const struct got_error *(*show)(struct tog_view *);
260 const struct got_error *(*input)(struct tog_view **,
261 struct tog_view **, struct tog_view**, struct tog_view *, int);
262 const struct got_error *(*close)(struct tog_view *);
265 static const struct got_error *open_diff_view(struct tog_view *,
266 struct got_object_id *, struct got_object_id *, struct got_repository *);
267 static const struct got_error *show_diff_view(struct tog_view *);
268 static const struct got_error *input_diff_view(struct tog_view **,
269 struct tog_view **, struct tog_view **, struct tog_view *, int);
270 static const struct got_error* close_diff_view(struct tog_view *);
272 static const struct got_error *open_log_view(struct tog_view *,
273 struct got_object_id *, struct got_repository *, const char *, int);
274 static const struct got_error * show_log_view(struct tog_view *);
275 static const struct got_error *input_log_view(struct tog_view **,
276 struct tog_view **, struct tog_view **, struct tog_view *, int);
277 static const struct got_error *close_log_view(struct tog_view *);
279 static const struct got_error *open_blame_view(struct tog_view *, char *,
280 struct got_object_id *, struct got_repository *);
281 static const struct got_error *show_blame_view(struct tog_view *);
282 static const struct got_error *input_blame_view(struct tog_view **,
283 struct tog_view **, struct tog_view **, struct tog_view *, int);
284 static const struct got_error *close_blame_view(struct tog_view *);
286 static const struct got_error *open_tree_view(struct tog_view *,
287 struct got_tree_object *, struct got_object_id *, struct got_repository *);
288 static const struct got_error *show_tree_view(struct tog_view *);
289 static const struct got_error *input_tree_view(struct tog_view **,
290 struct tog_view **, struct tog_view **, struct tog_view *, int);
291 static const struct got_error *close_tree_view(struct tog_view *);
293 static volatile sig_atomic_t tog_sigwinch_received;
296 tog_sigwinch(int signo)
298 tog_sigwinch_received = 1;
301 static const struct got_error *
302 view_close(struct tog_view *view)
304 const struct got_error *err = NULL;
307 view_close(view->child);
311 err = view->close(view);
313 del_panel(view->panel);
315 delwin(view->window);
320 static struct tog_view *
321 view_open(int nlines, int ncols, int begin_y, int begin_x,
322 enum tog_view_type type)
324 struct tog_view *view = calloc(1, sizeof(*view));
332 view->nlines = nlines ? nlines : LINES - begin_y;
333 view->ncols = ncols ? ncols : COLS - begin_x;
334 view->begin_y = begin_y;
335 view->begin_x = begin_x;
336 view->window = newwin(nlines, ncols, begin_y, begin_x);
337 if (view->window == NULL) {
341 view->panel = new_panel(view->window);
342 if (view->panel == NULL ||
343 set_panel_userptr(view->panel, view) != OK) {
348 keypad(view->window, TRUE);
353 view_split_begin_x(int begin_x)
355 if (begin_x > 0 || COLS < 120)
357 return (COLS - MAX(COLS / 2, 80));
360 static const struct got_error *view_resize(struct tog_view *);
362 static const struct got_error *
363 view_splitscreen(struct tog_view *view)
365 const struct got_error *err = NULL;
368 view->begin_x = view_split_begin_x(0);
369 view->nlines = LINES;
370 view->ncols = COLS - view->begin_x;
373 err = view_resize(view);
377 if (mvwin(view->window, view->begin_y, view->begin_x) == ERR)
378 return got_error_from_errno();
383 static const struct got_error *
384 view_fullscreen(struct tog_view *view)
386 const struct got_error *err = NULL;
390 view->nlines = LINES;
394 err = view_resize(view);
398 if (mvwin(view->window, view->begin_y, view->begin_x) == ERR)
399 return got_error_from_errno();
405 view_is_parent_view(struct tog_view *view)
407 return view->parent == NULL;
410 static const struct got_error *
411 view_resize(struct tog_view *view)
415 if (view->lines > LINES)
416 nlines = view->nlines - (view->lines - LINES);
418 nlines = view->nlines + (LINES - view->lines);
420 if (view->cols > COLS)
421 ncols = view->ncols - (view->cols - COLS);
423 ncols = view->ncols + (COLS - view->cols);
425 if (wresize(view->window, nlines, ncols) == ERR)
426 return got_error_from_errno();
427 if (replace_panel(view->panel, view->window) == ERR)
428 return got_error_from_errno();
429 wclear(view->window);
431 view->nlines = nlines;
437 view->child->begin_x = view_split_begin_x(view->begin_x);
438 if (view->child->begin_x == 0) {
439 view_fullscreen(view->child);
440 if (view->child->focussed)
441 show_panel(view->child->panel);
443 show_panel(view->panel);
445 view_splitscreen(view->child);
446 show_panel(view->child->panel);
453 static const struct got_error *
454 view_close_child(struct tog_view *view)
456 const struct got_error *err = NULL;
458 if (view->child == NULL)
461 err = view_close(view->child);
466 static const struct got_error *
467 view_set_child(struct tog_view *view, struct tog_view *child)
469 const struct got_error *err = NULL;
472 child->parent = view;
477 view_is_splitscreen(struct tog_view *view)
479 return !view_is_parent_view(view) && view->begin_x > 0;
488 if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &size) < 0) {
489 cols = 80; /* Default */
495 resize_term(lines, cols);
498 static const struct got_error *
499 view_input(struct tog_view **new, struct tog_view **dead,
500 struct tog_view **focus, int *done, struct tog_view *view,
501 struct tog_view_list_head *views)
503 const struct got_error *err = NULL;
511 nodelay(stdscr, FALSE);
512 /* Allow threads to make progress while we are waiting for input. */
513 errcode = pthread_mutex_unlock(&tog_mutex);
515 return got_error_set_errno(errcode);
516 ch = wgetch(view->window);
517 errcode = pthread_mutex_lock(&tog_mutex);
519 return got_error_set_errno(errcode);
520 nodelay(stdscr, TRUE);
522 if (tog_sigwinch_received) {
524 tog_sigwinch_received = 0;
525 TAILQ_FOREACH(v, views, entry) {
526 err = view_resize(v);
529 err = v->input(new, dead, focus, v, KEY_RESIZE);
540 *focus = view->child;
541 view->child_focussed = 1;
542 } else if (view->parent) {
543 *focus = view->parent;
544 view->parent->child_focussed = 0;
548 err = view->input(new, dead, focus, view, ch);
555 if (view_is_parent_view(view)) {
556 if (view->child == NULL)
558 if (view_is_splitscreen(view->child)) {
559 *focus = view->child;
560 view->child_focussed = 1;
561 err = view_fullscreen(view->child);
563 err = view_splitscreen(view->child);
566 err = view->child->input(new, dead, focus,
567 view->child, KEY_RESIZE);
569 if (view_is_splitscreen(view)) {
571 view->parent->child_focussed = 1;
572 err = view_fullscreen(view);
574 err = view_splitscreen(view);
578 err = view->input(new, dead, focus, view,
585 err = view->input(new, dead, focus, view, ch);
593 view_vborder(struct tog_view *view)
596 struct tog_view *view_above;
599 return view_vborder(view->parent);
601 panel = panel_above(view->panel);
605 view_above = panel_userptr(panel);
606 mvwvline(view->window, view->begin_y, view_above->begin_x - 1,
607 got_locale_is_utf8() ? ACS_VLINE : '|', view->nlines);
611 view_needs_focus_indication(struct tog_view *view)
613 if (view_is_parent_view(view)) {
614 if (view->child == NULL || view->child_focussed)
616 if (!view_is_splitscreen(view->child))
618 } else if (!view_is_splitscreen(view))
621 return view->focussed;
624 static const struct got_error *
625 view_loop(struct tog_view *view)
627 const struct got_error *err = NULL;
628 struct tog_view_list_head views;
629 struct tog_view *new_view, *dead_view, *focus_view, *main_view;
630 int fast_refresh = 10;
631 int done = 0, errcode;
633 errcode = pthread_mutex_lock(&tog_mutex);
635 return got_error_set_errno(errcode);
638 TAILQ_INSERT_HEAD(&views, view, entry);
642 err = view->show(view);
647 while (!TAILQ_EMPTY(&views) && !done) {
648 /* Refresh fast during initialization, then become slower. */
649 if (fast_refresh && fast_refresh-- == 0)
650 halfdelay(10); /* switch to once per second */
652 err = view_input(&new_view, &dead_view, &focus_view, &done,
657 struct tog_view *prev = NULL;
659 if (view_is_parent_view(dead_view))
660 prev = TAILQ_PREV(dead_view,
661 tog_view_list_head, entry);
662 else if (view->parent != dead_view)
665 if (dead_view->parent)
666 dead_view->parent->child = NULL;
668 TAILQ_REMOVE(&views, dead_view, entry);
670 err = view_close(dead_view);
671 if (err || dead_view == main_view)
674 if (view == dead_view) {
679 else if (!TAILQ_EMPTY(&views))
680 view = TAILQ_LAST(&views,
685 if (view->child && view->child_focussed)
686 focus_view = view->child;
693 struct tog_view *v, *t;
694 /* Only allow one parent view per type. */
695 TAILQ_FOREACH_SAFE(v, &views, entry, t) {
696 if (v->type != new_view->type)
698 TAILQ_REMOVE(&views, v, entry);
704 TAILQ_INSERT_TAIL(&views, new_view, entry);
706 if (focus_view == NULL)
707 focus_view = new_view;
710 show_panel(focus_view->panel);
713 focus_view->focussed = 1;
716 show_panel(new_view->panel);
717 if (view->child && view_is_splitscreen(view->child))
718 show_panel(view->child->panel);
721 if (focus_view == NULL) {
723 show_panel(view->panel);
724 if (view->child && view_is_splitscreen(view->child))
725 show_panel(view->child->panel);
729 err = view->parent->show(view->parent);
733 err = view->show(view);
737 err = view->child->show(view->child);
746 while (!TAILQ_EMPTY(&views)) {
747 view = TAILQ_FIRST(&views);
748 TAILQ_REMOVE(&views, view, entry);
752 errcode = pthread_mutex_unlock(&tog_mutex);
754 return got_error_set_errno(errcode);
764 "usage: %s log [-c commit] [-r repository-path] [path]\n",
769 /* Create newly allocated wide-character string equivalent to a byte string. */
770 static const struct got_error *
771 mbs2ws(wchar_t **ws, size_t *wlen, const char *s)
774 const struct got_error *err = NULL;
777 *wlen = mbstowcs(NULL, s, 0);
778 if (*wlen == (size_t)-1) {
781 return got_error_from_errno();
783 /* byte string invalid in current encoding; try to "fix" it */
784 err = got_mbsavis(&vis, &vislen, s);
787 *wlen = mbstowcs(NULL, vis, 0);
788 if (*wlen == (size_t)-1) {
789 err = got_error_from_errno(); /* give up */
794 *ws = calloc(*wlen + 1, sizeof(*ws));
796 err = got_error_from_errno();
800 if (mbstowcs(*ws, vis ? vis : s, *wlen) != *wlen)
801 err = got_error_from_errno();
812 /* Format a line for display, ensuring that it won't overflow a width limit. */
813 static const struct got_error *
814 format_line(wchar_t **wlinep, int *widthp, const char *line, int wlimit)
816 const struct got_error *err = NULL;
818 wchar_t *wline = NULL;
825 err = mbs2ws(&wline, &wlen, line);
830 while (i < wlen && cols < wlimit) {
831 int width = wcwidth(wline[i]);
838 if (cols + width <= wlimit)
843 if (wline[i] == L'\t')
844 cols += TABSIZE - ((cols + 1) % TABSIZE);
848 err = got_error_from_errno();
863 static const struct got_error *
864 draw_commit(struct tog_view *view, struct got_commit_object *commit,
865 struct got_object_id *id)
867 const struct got_error *err = NULL;
868 char datebuf[10]; /* YY-MM-DD + SPACE + NUL */
869 char *logmsg0 = NULL, *logmsg = NULL;
870 char *author0 = NULL, *author = NULL;
871 wchar_t *wlogmsg = NULL, *wauthor = NULL;
872 int author_width, logmsg_width;
873 char *newline, *smallerthan;
876 static const size_t date_display_cols = 9;
877 static const size_t author_display_cols = 16;
878 const int avail = view->ncols;
880 time_t committer_time;
882 committer_time = got_object_commit_get_committer_time(commit);
883 if (localtime_r(&committer_time, &tm) == NULL)
884 return got_error_from_errno();
885 if (strftime(datebuf, sizeof(datebuf), "%g/%m/%d ", &tm)
887 return got_error(GOT_ERR_NO_SPACE);
889 if (avail < date_display_cols)
890 limit = MIN(sizeof(datebuf) - 1, avail);
892 limit = MIN(date_display_cols, sizeof(datebuf) - 1);
893 waddnstr(view->window, datebuf, limit);
898 author0 = strdup(got_object_commit_get_author(commit));
899 if (author0 == NULL) {
900 err = got_error_from_errno();
904 smallerthan = strchr(author, '<');
908 char *at = strchr(author, '@');
913 err = format_line(&wauthor, &author_width, author, limit);
916 waddwstr(view->window, wauthor);
918 while (col <= avail && author_width < author_display_cols + 1) {
919 waddch(view->window, ' ');
926 logmsg0 = strdup(got_object_commit_get_logmsg(commit));
927 if (logmsg0 == NULL) {
928 err = got_error_from_errno();
932 while (*logmsg == '\n')
934 newline = strchr(logmsg, '\n');
938 err = format_line(&wlogmsg, &logmsg_width, logmsg, limit);
941 waddwstr(view->window, wlogmsg);
943 while (col <= avail) {
944 waddch(view->window, ' ');
956 static struct commit_queue_entry *
957 alloc_commit_queue_entry(struct got_commit_object *commit,
958 struct got_object_id *id)
960 struct commit_queue_entry *entry;
962 entry = calloc(1, sizeof(*entry));
967 entry->commit = commit;
972 pop_commit(struct commit_queue *commits)
974 struct commit_queue_entry *entry;
976 entry = TAILQ_FIRST(&commits->head);
977 TAILQ_REMOVE(&commits->head, entry, entry);
978 got_object_commit_close(entry->commit);
980 /* Don't free entry->id! It is owned by the commit graph. */
985 free_commits(struct commit_queue *commits)
987 while (!TAILQ_EMPTY(&commits->head))
991 static const struct got_error *
992 queue_commits(struct got_commit_graph *graph, struct commit_queue *commits,
993 int minqueue, struct got_repository *repo, const char *path)
995 const struct got_error *err = NULL;
999 * We keep all commits open throughout the lifetime of the log
1000 * view in order to avoid having to re-fetch commits from disk
1001 * while updating the display.
1003 while (nqueued < minqueue) {
1004 struct got_object_id *id;
1005 struct got_commit_object *commit;
1006 struct commit_queue_entry *entry;
1009 err = got_commit_graph_iter_next(&id, graph);
1011 if (err->code != GOT_ERR_ITER_NEED_MORE)
1013 err = got_commit_graph_fetch_commits(graph,
1023 err = got_object_open_as_commit(&commit, repo, id);
1026 entry = alloc_commit_queue_entry(commit, id);
1027 if (entry == NULL) {
1028 err = got_error_from_errno();
1032 errcode = pthread_mutex_lock(&tog_mutex);
1034 err = got_error_set_errno(errcode);
1038 entry->idx = commits->ncommits;
1039 TAILQ_INSERT_TAIL(&commits->head, entry, entry);
1041 commits->ncommits++;
1043 errcode = pthread_mutex_unlock(&tog_mutex);
1044 if (errcode && err == NULL)
1045 err = got_error_set_errno(errcode);
1051 static const struct got_error *
1052 get_head_commit_id(struct got_object_id **head_id, struct got_repository *repo)
1054 const struct got_error *err = NULL;
1055 struct got_reference *head_ref;
1059 err = got_ref_open(&head_ref, repo, GOT_REF_HEAD);
1063 err = got_ref_resolve(head_id, repo, head_ref);
1064 got_ref_close(head_ref);
1073 static const struct got_error *
1074 draw_commits(struct tog_view *view, struct commit_queue_entry **last,
1075 struct commit_queue_entry **selected, struct commit_queue_entry *first,
1076 struct commit_queue *commits, int selected_idx, int limit,
1077 const char *path, int commits_needed)
1079 const struct got_error *err = NULL;
1080 struct commit_queue_entry *entry;
1081 int ncommits, width;
1082 char *id_str = NULL, *header = NULL, *ncommits_str = NULL;
1088 if (ncommits == selected_idx) {
1092 entry = TAILQ_NEXT(entry, entry);
1097 err = got_object_id_str(&id_str, (*selected)->id);
1102 if (asprintf(&ncommits_str, " [%d/%d]%s ",
1103 entry ? entry->idx + 1 : 0, commits->ncommits,
1104 commits_needed == 0 ? "" : " loading...") == -1)
1105 return got_error_from_errno();
1107 if (path && strcmp(path, "/") != 0) {
1108 if (asprintf(&header, "commit %s %s%s",
1109 id_str ? id_str : "........................................",
1110 path, ncommits_str) == -1) {
1111 err = got_error_from_errno();
1115 } else if (asprintf(&header, "commit %s%s",
1116 id_str ? id_str : "........................................",
1117 ncommits_str) == -1) {
1118 err = got_error_from_errno();
1122 err = format_line(&wline, &width, header, view->ncols);
1126 werase(view->window);
1128 if (view_needs_focus_indication(view))
1129 wstandout(view->window);
1130 waddwstr(view->window, wline);
1131 while (width < view->ncols) {
1132 waddch(view->window, ' ');
1135 if (view_needs_focus_indication(view))
1136 wstandend(view->window);
1145 if (ncommits >= limit - 1)
1147 if (view->focussed && ncommits == selected_idx)
1148 wstandout(view->window);
1149 err = draw_commit(view, entry->commit, entry->id);
1150 if (view->focussed && ncommits == selected_idx)
1151 wstandend(view->window);
1156 entry = TAILQ_NEXT(entry, entry);
1168 scroll_up(struct commit_queue_entry **first_displayed_entry, int maxscroll,
1169 struct commit_queue *commits)
1171 struct commit_queue_entry *entry;
1174 entry = TAILQ_FIRST(&commits->head);
1175 if (*first_displayed_entry == entry)
1178 entry = *first_displayed_entry;
1179 while (entry && nscrolled < maxscroll) {
1180 entry = TAILQ_PREV(entry, commit_queue_head, entry);
1182 *first_displayed_entry = entry;
1188 static const struct got_error *
1189 scroll_down(struct commit_queue_entry **first_displayed_entry, int maxscroll,
1190 struct commit_queue_entry **last_displayed_entry,
1191 struct commit_queue *commits, int *log_complete, int *commits_needed,
1192 pthread_cond_t *need_commits)
1194 const struct got_error *err = NULL;
1195 struct commit_queue_entry *pentry;
1198 if (*last_displayed_entry == NULL)
1202 pentry = TAILQ_NEXT(*last_displayed_entry, entry);
1203 if (pentry == NULL) {
1207 *commits_needed = maxscroll + 20;
1208 errcode = pthread_cond_signal(need_commits);
1210 return got_error_set_errno(errcode);
1213 *last_displayed_entry = pentry;
1215 pentry = TAILQ_NEXT(*first_displayed_entry, entry);
1218 *first_displayed_entry = pentry;
1219 } while (++nscrolled < maxscroll);
1224 static const struct got_error *
1225 open_diff_view_for_commit(struct tog_view **new_view, int begin_x,
1226 struct got_object_id *commit_id, struct got_commit_object *commit,
1227 struct got_repository *repo)
1229 const struct got_error *err;
1230 struct got_object_qid *parent_id;
1231 struct tog_view *diff_view;
1233 diff_view = view_open(0, 0, 0, begin_x, TOG_VIEW_DIFF);
1234 if (diff_view == NULL)
1235 return got_error_from_errno();
1237 parent_id = SIMPLEQ_FIRST(got_object_commit_get_parent_ids(commit));
1238 err = open_diff_view(diff_view, parent_id ? parent_id->id : NULL,
1241 *new_view = diff_view;
1245 static const struct got_error *
1246 browse_commit(struct tog_view **new_view, int begin_x,
1247 struct commit_queue_entry *entry, struct got_repository *repo)
1249 const struct got_error *err = NULL;
1250 struct got_tree_object *tree;
1251 struct tog_view *tree_view;
1253 err = got_object_open_as_tree(&tree, repo,
1254 got_object_commit_get_tree_id(entry->commit));
1258 tree_view = view_open(0, 0, 0, begin_x, TOG_VIEW_TREE);
1259 if (tree_view == NULL)
1260 return got_error_from_errno();
1262 err = open_tree_view(tree_view, tree, entry->id, repo);
1264 got_object_tree_close(tree);
1266 *new_view = tree_view;
1271 log_thread(void *arg)
1273 const struct got_error *err = NULL;
1275 struct tog_log_thread_args *a = arg;
1278 err = got_commit_graph_iter_start(a->graph, a->start_id, a->repo);
1282 while (!done && !err) {
1283 err = queue_commits(a->graph, a->commits, 1, a->repo,
1286 if (err->code != GOT_ERR_ITER_COMPLETED)
1290 } else if (a->commits_needed > 0)
1291 a->commits_needed--;
1293 errcode = pthread_mutex_lock(&tog_mutex);
1295 return (void *)got_error_set_errno(errcode);
1298 a->log_complete = 1;
1299 else if (*a->quit) {
1301 a->log_complete = 1;
1302 } else if (*a->first_displayed_entry == NULL) {
1303 *a->first_displayed_entry =
1304 TAILQ_FIRST(&a->commits->head);
1305 *a->selected_entry = *a->first_displayed_entry;
1309 a->commits_needed = 0;
1310 else if (a->commits_needed == 0) {
1311 errcode = pthread_cond_wait(&a->need_commits,
1314 err = got_error_set_errno(errcode);
1317 errcode = pthread_mutex_unlock(&tog_mutex);
1318 if (errcode && err == NULL)
1319 err = got_error_set_errno(errcode);
1324 static const struct got_error *
1325 stop_log_thread(struct tog_log_view_state *s)
1327 const struct got_error *err = NULL;
1332 errcode = pthread_cond_signal(&s->thread_args.need_commits);
1334 return got_error_set_errno(errcode);
1335 errcode = pthread_mutex_unlock(&tog_mutex);
1337 return got_error_set_errno(errcode);
1338 errcode = pthread_join(s->thread, (void **)&err);
1340 return got_error_set_errno(errcode);
1341 errcode = pthread_mutex_lock(&tog_mutex);
1343 return got_error_set_errno(errcode);
1347 errcode = pthread_cond_destroy(&s->thread_args.need_commits);
1348 if (errcode && err == NULL)
1349 err = got_error_set_errno(errcode);
1351 if (s->thread_args.repo) {
1352 got_repo_close(s->thread_args.repo);
1353 s->thread_args.repo = NULL;
1356 if (s->thread_args.graph) {
1357 got_commit_graph_close(s->thread_args.graph);
1358 s->thread_args.graph = NULL;
1364 static const struct got_error *
1365 close_log_view(struct tog_view *view)
1367 const struct got_error *err = NULL;
1368 struct tog_log_view_state *s = &view->state.log;
1370 err = stop_log_thread(s);
1371 free_commits(&s->commits);
1372 free(s->in_repo_path);
1373 s->in_repo_path = NULL;
1379 static const struct got_error *
1380 open_log_view(struct tog_view *view, struct got_object_id *start_id,
1381 struct got_repository *repo, const char *path, int check_disk)
1383 const struct got_error *err = NULL;
1384 struct tog_log_view_state *s = &view->state.log;
1385 struct got_repository *thread_repo = NULL;
1386 struct got_commit_graph *thread_graph = NULL;
1389 err = got_repo_map_path(&s->in_repo_path, repo, path, check_disk);
1393 /* The commit queue only contains commits being displayed. */
1394 TAILQ_INIT(&s->commits.head);
1395 s->commits.ncommits = 0;
1398 s->start_id = got_object_id_dup(start_id);
1399 if (s->start_id == NULL) {
1400 err = got_error_from_errno();
1404 view->show = show_log_view;
1405 view->input = input_log_view;
1406 view->close = close_log_view;
1408 err = got_repo_open(&thread_repo, got_repo_get_path(repo));
1411 err = got_commit_graph_open(&thread_graph, start_id, s->in_repo_path,
1416 errcode = pthread_cond_init(&s->thread_args.need_commits, NULL);
1418 err = got_error_set_errno(errcode);
1422 s->thread_args.commits_needed = view->nlines;
1423 s->thread_args.graph = thread_graph;
1424 s->thread_args.commits = &s->commits;
1425 s->thread_args.in_repo_path = s->in_repo_path;
1426 s->thread_args.start_id = s->start_id;
1427 s->thread_args.repo = thread_repo;
1428 s->thread_args.log_complete = 0;
1429 s->thread_args.quit = &s->quit;
1430 s->thread_args.view = view;
1431 s->thread_args.first_displayed_entry = &s->first_displayed_entry;
1432 s->thread_args.selected_entry = &s->selected_entry;
1435 close_log_view(view);
1439 static const struct got_error *
1440 show_log_view(struct tog_view *view)
1442 struct tog_log_view_state *s = &view->state.log;
1444 if (s->thread == NULL) {
1445 int errcode = pthread_create(&s->thread, NULL, log_thread,
1448 return got_error_set_errno(errcode);
1451 return draw_commits(view, &s->last_displayed_entry,
1452 &s->selected_entry, s->first_displayed_entry,
1453 &s->commits, s->selected, view->nlines,
1454 s->in_repo_path, s->thread_args.commits_needed);
1457 static const struct got_error *
1458 input_log_view(struct tog_view **new_view, struct tog_view **dead_view,
1459 struct tog_view **focus_view, struct tog_view *view, int ch)
1461 const struct got_error *err = NULL;
1462 struct tog_log_view_state *s = &view->state.log;
1464 struct tog_view *diff_view = NULL, *tree_view = NULL;
1473 if (s->first_displayed_entry == NULL)
1475 if (s->selected > 0)
1477 if (s->selected > 0)
1479 scroll_up(&s->first_displayed_entry, 1,
1483 if (s->first_displayed_entry == NULL)
1485 if (TAILQ_FIRST(&s->commits.head) ==
1486 s->first_displayed_entry) {
1490 scroll_up(&s->first_displayed_entry,
1491 view->nlines, &s->commits);
1495 if (s->first_displayed_entry == NULL)
1497 if (s->selected < MIN(view->nlines - 2,
1498 s->commits.ncommits - 1)) {
1502 err = scroll_down(&s->first_displayed_entry, 1,
1503 &s->last_displayed_entry, &s->commits,
1504 &s->thread_args.log_complete,
1505 &s->thread_args.commits_needed,
1506 &s->thread_args.need_commits);
1509 struct commit_queue_entry *first;
1510 first = s->first_displayed_entry;
1513 err = scroll_down(&s->first_displayed_entry,
1514 view->nlines, &s->last_displayed_entry,
1515 &s->commits, &s->thread_args.log_complete,
1516 &s->thread_args.commits_needed,
1517 &s->thread_args.need_commits);
1518 if (first == s->first_displayed_entry &&
1519 s->selected < MIN(view->nlines - 2,
1520 s->commits.ncommits - 1)) {
1521 /* can't scroll further down */
1522 s->selected = MIN(view->nlines - 2,
1523 s->commits.ncommits - 1);
1529 if (s->selected > view->nlines - 2)
1530 s->selected = view->nlines - 2;
1531 if (s->selected > s->commits.ncommits - 1)
1532 s->selected = s->commits.ncommits - 1;
1536 if (s->selected_entry == NULL)
1538 if (view_is_parent_view(view))
1539 begin_x = view_split_begin_x(view->begin_x);
1540 err = open_diff_view_for_commit(&diff_view, begin_x,
1541 s->selected_entry->id, s->selected_entry->commit,
1545 if (view_is_parent_view(view)) {
1546 err = view_close_child(view);
1549 err = view_set_child(view, diff_view);
1551 view_close(diff_view);
1554 *focus_view = diff_view;
1555 view->child_focussed = 1;
1557 *new_view = diff_view;
1560 if (s->selected_entry == NULL)
1562 if (view_is_parent_view(view))
1563 begin_x = view_split_begin_x(view->begin_x);
1564 err = browse_commit(&tree_view, begin_x,
1565 s->selected_entry, s->repo);
1568 if (view_is_parent_view(view)) {
1569 err = view_close_child(view);
1572 err = view_set_child(view, tree_view);
1574 view_close(tree_view);
1577 *focus_view = tree_view;
1578 view->child_focussed = 1;
1580 *new_view = tree_view;
1583 if (strcmp(s->in_repo_path, "/") == 0)
1585 parent_path = dirname(s->in_repo_path);
1586 if (parent_path && strcmp(parent_path, ".") != 0) {
1587 struct tog_view *lv;
1588 err = stop_log_thread(s);
1591 lv = view_open(view->nlines, view->ncols,
1592 view->begin_y, view->begin_x, TOG_VIEW_LOG);
1594 return got_error_from_errno();
1595 err = open_log_view(lv, s->start_id, s->repo,
1599 if (view_is_parent_view(view))
1602 view_set_child(view->parent, lv);
1615 static const struct got_error *
1616 apply_unveil(const char *repo_path, const char *worktree_path)
1618 const struct got_error *error;
1620 if (repo_path && unveil(repo_path, "r") != 0)
1621 return got_error_from_errno();
1623 if (worktree_path && unveil(worktree_path, "rwc") != 0)
1624 return got_error_from_errno();
1626 if (unveil("/tmp", "rwc") != 0)
1627 return got_error_from_errno();
1629 error = got_privsep_unveil_exec_helpers();
1633 if (unveil(NULL, NULL) != 0)
1634 return got_error_from_errno();
1644 halfdelay(1); /* Do fast refresh while initial view is loading. */
1647 intrflush(stdscr, FALSE);
1648 keypad(stdscr, TRUE);
1650 signal(SIGWINCH, tog_sigwinch);
1653 static const struct got_error *
1654 cmd_log(int argc, char *argv[])
1656 const struct got_error *error;
1657 struct got_repository *repo = NULL;
1658 struct got_object_id *start_id = NULL;
1659 char *path = NULL, *repo_path = NULL, *cwd = NULL;
1660 char *start_commit = NULL;
1662 struct tog_view *view;
1665 if (pledge("stdio rpath wpath cpath flock proc tty exec sendfd unveil",
1670 while ((ch = getopt(argc, argv, "c:r:")) != -1) {
1673 start_commit = optarg;
1676 repo_path = realpath(optarg, NULL);
1677 if (repo_path == NULL)
1678 err(1, "-r option");
1692 path = strdup(argv[0]);
1696 return got_error_from_errno();
1698 cwd = getcwd(NULL, 0);
1700 error = got_error_from_errno();
1703 if (repo_path == NULL) {
1704 struct got_worktree *worktree;
1705 error = got_worktree_open(&worktree, cwd);
1706 if (error && error->code != GOT_ERR_NOT_WORKTREE)
1710 strdup(got_worktree_get_repo_path(worktree));
1711 got_worktree_close(worktree);
1713 repo_path = strdup(cwd);
1714 if (repo_path == NULL) {
1715 error = got_error_from_errno();
1722 error = apply_unveil(repo_path, NULL);
1726 error = got_repo_open(&repo, repo_path);
1730 if (start_commit == NULL)
1731 error = get_head_commit_id(&start_id, repo);
1733 error = got_object_resolve_id_str(&start_id, repo,
1738 view = view_open(0, 0, 0, 0, TOG_VIEW_LOG);
1740 error = got_error_from_errno();
1743 error = open_log_view(view, start_id, repo, path, 1);
1746 error = view_loop(view);
1753 got_repo_close(repo);
1761 fprintf(stderr, "usage: %s diff [repository-path] object1 object2\n",
1767 parse_next_line(FILE *f, size_t *len)
1772 const char delim[3] = { '\0', '\0', '\0'};
1774 line = fparseln(f, &linelen, &lineno, delim, 0);
1780 static const struct got_error *
1781 draw_file(struct tog_view *view, FILE *f, int *first_displayed_line,
1782 int *last_displayed_line, int *eof, int max_lines,
1785 const struct got_error *err;
1786 int nlines = 0, nprinted = 0;
1793 werase(view->window);
1796 err = format_line(&wline, &width, header, view->ncols);
1801 if (view_needs_focus_indication(view))
1802 wstandout(view->window);
1803 waddwstr(view->window, wline);
1804 if (view_needs_focus_indication(view))
1805 wstandend(view->window);
1806 if (width < view->ncols)
1807 waddch(view->window, '\n');
1815 while (nprinted < max_lines) {
1816 line = parse_next_line(f, &len);
1821 if (++nlines < *first_displayed_line) {
1826 err = format_line(&wline, &width, line, view->ncols);
1831 waddwstr(view->window, wline);
1832 if (width < view->ncols)
1833 waddch(view->window, '\n');
1834 if (++nprinted == 1)
1835 *first_displayed_line = nlines;
1840 *last_displayed_line = nlines;
1848 get_datestr(time_t *time, char *datebuf)
1850 char *p, *s = ctime_r(time, datebuf);
1851 p = strchr(s, '\n');
1857 static const struct got_error *
1858 write_commit_info(struct got_object_id *commit_id, struct got_repository *repo,
1861 const struct got_error *err = NULL;
1863 struct got_commit_object *commit;
1864 char *id_str = NULL;
1865 time_t committer_time;
1866 const char *author, *committer;
1868 err = got_object_open_as_commit(&commit, repo, commit_id);
1872 err = got_object_id_str(&id_str, commit_id);
1874 err = got_error_from_errno();
1878 if (fprintf(outfile, "commit %s\n", id_str) < 0) {
1879 err = got_error_from_errno();
1882 if (fprintf(outfile, "from: %s\n",
1883 got_object_commit_get_author(commit)) < 0) {
1884 err = got_error_from_errno();
1887 committer_time = got_object_commit_get_committer_time(commit);
1888 if (fprintf(outfile, "date: %s UTC\n",
1889 get_datestr(&committer_time, datebuf)) < 0) {
1890 err = got_error_from_errno();
1893 author = got_object_commit_get_author(commit);
1894 committer = got_object_commit_get_committer(commit);
1895 if (strcmp(author, committer) != 0 &&
1896 fprintf(outfile, "via: %s\n", committer) < 0) {
1897 err = got_error_from_errno();
1900 if (fprintf(outfile, "%s\n",
1901 got_object_commit_get_logmsg(commit)) < 0) {
1902 err = got_error_from_errno();
1907 got_object_commit_close(commit);
1911 static const struct got_error *
1912 create_diff(struct tog_diff_view_state *s)
1914 const struct got_error *err = NULL;
1920 err = got_error_from_errno();
1928 err = got_object_get_type(&obj_type, s->repo, s->id1);
1930 err = got_object_get_type(&obj_type, s->repo, s->id2);
1935 case GOT_OBJ_TYPE_BLOB:
1936 err = got_diff_objects_as_blobs(s->id1, s->id2, NULL, NULL,
1937 s->diff_context, s->repo, f);
1939 case GOT_OBJ_TYPE_TREE:
1940 err = got_diff_objects_as_trees(s->id1, s->id2, "", "",
1941 s->diff_context, s->repo, f);
1943 case GOT_OBJ_TYPE_COMMIT: {
1944 const struct got_object_id_queue *parent_ids;
1945 struct got_object_qid *pid;
1946 struct got_commit_object *commit2;
1948 err = got_object_open_as_commit(&commit2, s->repo, s->id2);
1951 /* Show commit info if we're diffing to a parent commit. */
1952 parent_ids = got_object_commit_get_parent_ids(commit2);
1953 SIMPLEQ_FOREACH(pid, parent_ids, entry) {
1954 if (got_object_id_cmp(s->id1, pid->id) == 0) {
1955 write_commit_info(s->id2, s->repo, f);
1959 got_object_commit_close(commit2);
1961 err = got_diff_objects_as_commits(s->id1, s->id2,
1962 s->diff_context, s->repo, f);
1966 err = got_error(GOT_ERR_OBJ_TYPE);
1975 static const struct got_error *
1976 open_diff_view(struct tog_view *view, struct got_object_id *id1,
1977 struct got_object_id *id2, struct got_repository *repo)
1979 const struct got_error *err;
1981 if (id1 != NULL && id2 != NULL) {
1983 err = got_object_get_type(&type1, repo, id1);
1986 err = got_object_get_type(&type2, repo, id2);
1991 return got_error(GOT_ERR_OBJ_TYPE);
1995 view->state.diff.id1 = got_object_id_dup(id1);
1996 if (view->state.diff.id1 == NULL)
1997 return got_error_from_errno();
1999 view->state.diff.id1 = NULL;
2001 view->state.diff.id2 = got_object_id_dup(id2);
2002 if (view->state.diff.id2 == NULL) {
2003 free(view->state.diff.id1);
2004 view->state.diff.id1 = NULL;
2005 return got_error_from_errno();
2007 view->state.diff.f = NULL;
2008 view->state.diff.first_displayed_line = 1;
2009 view->state.diff.last_displayed_line = view->nlines;
2010 view->state.diff.diff_context = 3;
2011 view->state.diff.repo = repo;
2013 err = create_diff(&view->state.diff);
2015 free(view->state.diff.id1);
2016 view->state.diff.id1 = NULL;
2017 free(view->state.diff.id2);
2018 view->state.diff.id2 = NULL;
2022 view->show = show_diff_view;
2023 view->input = input_diff_view;
2024 view->close = close_diff_view;
2029 static const struct got_error *
2030 close_diff_view(struct tog_view *view)
2032 const struct got_error *err = NULL;
2034 free(view->state.diff.id1);
2035 view->state.diff.id1 = NULL;
2036 free(view->state.diff.id2);
2037 view->state.diff.id2 = NULL;
2038 if (view->state.diff.f && fclose(view->state.diff.f) == EOF)
2039 err = got_error_from_errno();
2043 static const struct got_error *
2044 show_diff_view(struct tog_view *view)
2046 const struct got_error *err;
2047 struct tog_diff_view_state *s = &view->state.diff;
2048 char *id_str1 = NULL, *id_str2, *header;
2051 err = got_object_id_str(&id_str1, s->id1);
2055 err = got_object_id_str(&id_str2, s->id2);
2059 if (asprintf(&header, "diff %s %s",
2060 id_str1 ? id_str1 : "/dev/null", id_str2) == -1) {
2061 err = got_error_from_errno();
2069 return draw_file(view, s->f, &s->first_displayed_line,
2070 &s->last_displayed_line, &s->eof, view->nlines,
2074 static const struct got_error *
2075 input_diff_view(struct tog_view **new_view, struct tog_view **dead_view,
2076 struct tog_view **focus_view, struct tog_view *view, int ch)
2078 const struct got_error *err = NULL;
2079 struct tog_diff_view_state *s = &view->state.diff;
2085 if (s->first_displayed_line > 1)
2086 s->first_displayed_line--;
2090 while (i++ < view->nlines - 1 &&
2091 s->first_displayed_line > 1)
2092 s->first_displayed_line--;
2097 s->first_displayed_line++;
2102 while (!s->eof && i++ < view->nlines - 1) {
2104 line = parse_next_line(s->f, NULL);
2105 s->first_displayed_line++;
2111 if (s->diff_context > 0) {
2113 err = create_diff(s);
2117 if (s->diff_context < GOT_DIFF_MAX_CONTEXT) {
2119 err = create_diff(s);
2129 static const struct got_error *
2130 cmd_diff(int argc, char *argv[])
2132 const struct got_error *error = NULL;
2133 struct got_repository *repo = NULL;
2134 struct got_object_id *id1 = NULL, *id2 = NULL;
2135 char *repo_path = NULL;
2136 char *id_str1 = NULL, *id_str2 = NULL;
2138 struct tog_view *view;
2141 if (pledge("stdio rpath wpath cpath flock proc tty exec sendfd unveil",
2146 while ((ch = getopt(argc, argv, "")) != -1) {
2158 usage_diff(); /* TODO show local worktree changes */
2159 } else if (argc == 2) {
2160 repo_path = getcwd(NULL, 0);
2161 if (repo_path == NULL)
2162 return got_error_from_errno();
2165 } else if (argc == 3) {
2166 repo_path = realpath(argv[0], NULL);
2167 if (repo_path == NULL)
2168 return got_error_from_errno();
2176 error = apply_unveil(repo_path, NULL);
2180 error = got_repo_open(&repo, repo_path);
2185 error = got_object_resolve_id_str(&id1, repo, id_str1);
2189 error = got_object_resolve_id_str(&id2, repo, id_str2);
2193 view = view_open(0, 0, 0, 0, TOG_VIEW_DIFF);
2195 error = got_error_from_errno();
2198 error = open_diff_view(view, id1, id2, repo);
2201 error = view_loop(view);
2203 got_repo_close(repo);
2211 fprintf(stderr, "usage: %s blame [-c commit] [-r repository-path] path\n",
2216 struct tog_blame_line {
2218 struct got_object_id *id;
2221 static const struct got_error *
2222 draw_blame(struct tog_view *view, struct got_object_id *id, FILE *f,
2223 const char *path, struct tog_blame_line *lines, int nlines,
2224 int blame_complete, int selected_line, int *first_displayed_line,
2225 int *last_displayed_line, int *eof, int max_lines)
2227 const struct got_error *err;
2228 int lineno = 0, nprinted = 0;
2233 struct tog_blame_line *blame_line;
2234 struct got_object_id *prev_id = NULL;
2237 err = got_object_id_str(&id_str, id);
2242 werase(view->window);
2244 if (asprintf(&line, "commit %s", id_str) == -1) {
2245 err = got_error_from_errno();
2250 err = format_line(&wline, &width, line, view->ncols);
2253 if (view_needs_focus_indication(view))
2254 wstandout(view->window);
2255 waddwstr(view->window, wline);
2256 if (view_needs_focus_indication(view))
2257 wstandend(view->window);
2260 if (width < view->ncols)
2261 waddch(view->window, '\n');
2263 if (asprintf(&line, "[%d/%d] %s%s",
2264 *first_displayed_line - 1 + selected_line, nlines,
2265 blame_complete ? "" : "annotating ", path) == -1) {
2267 return got_error_from_errno();
2270 err = format_line(&wline, &width, line, view->ncols);
2275 waddwstr(view->window, wline);
2278 if (width < view->ncols)
2279 waddch(view->window, '\n');
2282 while (nprinted < max_lines - 2) {
2283 line = parse_next_line(f, &len);
2288 if (++lineno < *first_displayed_line) {
2293 wlimit = view->ncols < 9 ? 0 : view->ncols - 9;
2294 err = format_line(&wline, &width, line, wlimit);
2300 if (view->focussed && nprinted == selected_line - 1)
2301 wstandout(view->window);
2303 blame_line = &lines[lineno - 1];
2304 if (blame_line->annotated && prev_id &&
2305 got_object_id_cmp(prev_id, blame_line->id) == 0)
2306 waddstr(view->window, " ");
2307 else if (blame_line->annotated) {
2309 err = got_object_id_str(&id_str, blame_line->id);
2315 wprintw(view->window, "%.8s ", id_str);
2317 prev_id = blame_line->id;
2319 waddstr(view->window, "........ ");
2323 waddwstr(view->window, wline);
2324 while (width < wlimit) {
2325 waddch(view->window, ' ');
2328 if (view->focussed && nprinted == selected_line - 1)
2329 wstandend(view->window);
2330 if (++nprinted == 1)
2331 *first_displayed_line = lineno;
2336 *last_displayed_line = lineno;
2343 static const struct got_error *
2344 blame_cb(void *arg, int nlines, int lineno, struct got_object_id *id)
2346 const struct got_error *err = NULL;
2347 struct tog_blame_cb_args *a = arg;
2348 struct tog_blame_line *line;
2351 if (nlines != a->nlines ||
2352 (lineno != -1 && lineno < 1) || lineno > a->nlines)
2353 return got_error(GOT_ERR_RANGE);
2355 errcode = pthread_mutex_lock(&tog_mutex);
2357 return got_error_set_errno(errcode);
2359 if (*a->quit) { /* user has quit the blame view */
2360 err = got_error(GOT_ERR_ITER_COMPLETED);
2365 goto done; /* no change in this commit */
2367 line = &a->lines[lineno - 1];
2368 if (line->annotated)
2371 line->id = got_object_id_dup(id);
2372 if (line->id == NULL) {
2373 err = got_error_from_errno();
2376 line->annotated = 1;
2378 errcode = pthread_mutex_unlock(&tog_mutex);
2380 err = got_error_set_errno(errcode);
2385 blame_thread(void *arg)
2387 const struct got_error *err;
2388 struct tog_blame_thread_args *ta = arg;
2389 struct tog_blame_cb_args *a = ta->cb_args;
2392 err = got_blame_incremental(ta->path, a->commit_id, ta->repo,
2393 blame_cb, ta->cb_args);
2395 errcode = pthread_mutex_lock(&tog_mutex);
2397 return (void *)got_error_set_errno(errcode);
2399 got_repo_close(ta->repo);
2403 errcode = pthread_mutex_unlock(&tog_mutex);
2404 if (errcode && err == NULL)
2405 err = got_error_set_errno(errcode);
2410 static struct got_object_id *
2411 get_selected_commit_id(struct tog_blame_line *lines, int first_displayed_line,
2414 struct tog_blame_line *line;
2416 line = &lines[first_displayed_line - 1 + selected_line - 1];
2417 if (!line->annotated)
2423 static const struct got_error *
2424 stop_blame(struct tog_blame *blame)
2426 const struct got_error *err = NULL;
2429 if (blame->thread) {
2431 errcode = pthread_mutex_unlock(&tog_mutex);
2433 return got_error_set_errno(errcode);
2434 errcode = pthread_join(blame->thread, (void **)&err);
2436 return got_error_set_errno(errcode);
2437 errcode = pthread_mutex_lock(&tog_mutex);
2439 return got_error_set_errno(errcode);
2440 if (err && err->code == GOT_ERR_ITER_COMPLETED)
2442 blame->thread = NULL;
2444 if (blame->thread_args.repo) {
2445 got_repo_close(blame->thread_args.repo);
2446 blame->thread_args.repo = NULL;
2453 for (i = 0; i < blame->nlines; i++)
2454 free(blame->lines[i].id);
2456 blame->lines = NULL;
2458 free(blame->cb_args.commit_id);
2459 blame->cb_args.commit_id = NULL;
2464 static const struct got_error *
2465 run_blame(struct tog_blame *blame, struct tog_view *view, int *blame_complete,
2466 int *first_displayed_line, int *last_displayed_line, int *selected_line,
2467 int *done, int *eof, const char *path, struct got_object_id *commit_id,
2468 struct got_repository *repo)
2470 const struct got_error *err = NULL;
2471 struct got_blob_object *blob = NULL;
2472 struct got_repository *thread_repo = NULL;
2473 struct got_object_id *obj_id = NULL;
2476 err = got_object_id_by_path(&obj_id, repo, commit_id, path);
2480 return got_error(GOT_ERR_NO_OBJ);
2482 err = got_object_get_type(&obj_type, repo, obj_id);
2486 if (obj_type != GOT_OBJ_TYPE_BLOB) {
2487 err = got_error(GOT_ERR_OBJ_TYPE);
2491 err = got_object_open_as_blob(&blob, repo, obj_id, 8192);
2494 blame->f = got_opentemp();
2495 if (blame->f == NULL) {
2496 err = got_error_from_errno();
2499 err = got_object_blob_dump_to_file(&blame->filesize, &blame->nlines,
2504 blame->lines = calloc(blame->nlines, sizeof(*blame->lines));
2505 if (blame->lines == NULL) {
2506 err = got_error_from_errno();
2510 err = got_repo_open(&thread_repo, got_repo_get_path(repo));
2514 blame->cb_args.view = view;
2515 blame->cb_args.lines = blame->lines;
2516 blame->cb_args.nlines = blame->nlines;
2517 blame->cb_args.commit_id = got_object_id_dup(commit_id);
2518 if (blame->cb_args.commit_id == NULL) {
2519 err = got_error_from_errno();
2522 blame->cb_args.quit = done;
2524 blame->thread_args.path = path;
2525 blame->thread_args.repo = thread_repo;
2526 blame->thread_args.cb_args = &blame->cb_args;
2527 blame->thread_args.complete = blame_complete;
2528 *blame_complete = 0;
2532 got_object_blob_close(blob);
2539 static const struct got_error *
2540 open_blame_view(struct tog_view *view, char *path,
2541 struct got_object_id *commit_id, struct got_repository *repo)
2543 const struct got_error *err = NULL;
2544 struct tog_blame_view_state *s = &view->state.blame;
2546 SIMPLEQ_INIT(&s->blamed_commits);
2548 err = got_object_qid_alloc(&s->blamed_commit, commit_id);
2552 SIMPLEQ_INSERT_HEAD(&s->blamed_commits, s->blamed_commit, entry);
2553 s->first_displayed_line = 1;
2554 s->last_displayed_line = view->nlines;
2555 s->selected_line = 1;
2556 s->blame_complete = 0;
2558 if (s->path == NULL)
2559 return got_error_from_errno();
2561 s->commit_id = commit_id;
2562 memset(&s->blame, 0, sizeof(s->blame));
2564 view->show = show_blame_view;
2565 view->input = input_blame_view;
2566 view->close = close_blame_view;
2568 return run_blame(&s->blame, view, &s->blame_complete,
2569 &s->first_displayed_line, &s->last_displayed_line,
2570 &s->selected_line, &s->done, &s->eof, s->path,
2571 s->blamed_commit->id, s->repo);
2574 static const struct got_error *
2575 close_blame_view(struct tog_view *view)
2577 const struct got_error *err = NULL;
2578 struct tog_blame_view_state *s = &view->state.blame;
2580 if (s->blame.thread)
2581 err = stop_blame(&s->blame);
2583 while (!SIMPLEQ_EMPTY(&s->blamed_commits)) {
2584 struct got_object_qid *blamed_commit;
2585 blamed_commit = SIMPLEQ_FIRST(&s->blamed_commits);
2586 SIMPLEQ_REMOVE_HEAD(&s->blamed_commits, entry);
2587 got_object_qid_free(blamed_commit);
2595 static const struct got_error *
2596 show_blame_view(struct tog_view *view)
2598 const struct got_error *err = NULL;
2599 struct tog_blame_view_state *s = &view->state.blame;
2602 if (s->blame.thread == NULL) {
2603 errcode = pthread_create(&s->blame.thread, NULL, blame_thread,
2604 &s->blame.thread_args);
2606 return got_error_set_errno(errcode);
2609 err = draw_blame(view, s->blamed_commit->id, s->blame.f,
2610 s->path, s->blame.lines, s->blame.nlines, s->blame_complete,
2611 s->selected_line, &s->first_displayed_line,
2612 &s->last_displayed_line, &s->eof, view->nlines);
2618 static const struct got_error *
2619 input_blame_view(struct tog_view **new_view, struct tog_view **dead_view,
2620 struct tog_view **focus_view, struct tog_view *view, int ch)
2622 const struct got_error *err = NULL, *thread_err = NULL;
2623 struct tog_view *diff_view;
2624 struct tog_blame_view_state *s = &view->state.blame;
2633 if (s->selected_line > 1)
2635 else if (s->selected_line == 1 &&
2636 s->first_displayed_line > 1)
2637 s->first_displayed_line--;
2640 if (s->first_displayed_line == 1) {
2641 s->selected_line = 1;
2644 if (s->first_displayed_line > view->nlines - 2)
2645 s->first_displayed_line -=
2648 s->first_displayed_line = 1;
2652 if (s->selected_line < view->nlines - 2 &&
2653 s->first_displayed_line +
2654 s->selected_line <= s->blame.nlines)
2656 else if (s->last_displayed_line <
2658 s->first_displayed_line++;
2662 struct got_object_id *id = NULL;
2663 id = get_selected_commit_id(s->blame.lines,
2664 s->first_displayed_line, s->selected_line);
2668 struct got_commit_object *commit;
2669 struct got_object_qid *pid;
2670 struct got_object_id *blob_id = NULL;
2672 err = got_object_open_as_commit(&commit,
2676 pid = SIMPLEQ_FIRST(
2677 got_object_commit_get_parent_ids(commit));
2679 got_object_commit_close(commit);
2682 /* Check if path history ends here. */
2683 err = got_object_id_by_path(&blob_id, s->repo,
2686 if (err->code == GOT_ERR_NO_TREE_ENTRY)
2688 got_object_commit_close(commit);
2691 err = got_object_get_type(&obj_type, s->repo,
2694 /* Can't blame non-blob type objects. */
2695 if (obj_type != GOT_OBJ_TYPE_BLOB) {
2696 got_object_commit_close(commit);
2699 err = got_object_qid_alloc(&s->blamed_commit,
2701 got_object_commit_close(commit);
2703 if (got_object_id_cmp(id,
2704 s->blamed_commit->id) == 0)
2706 err = got_object_qid_alloc(&s->blamed_commit,
2712 thread_err = stop_blame(&s->blame);
2716 SIMPLEQ_INSERT_HEAD(&s->blamed_commits,
2717 s->blamed_commit, entry);
2718 err = run_blame(&s->blame, view, &s->blame_complete,
2719 &s->first_displayed_line, &s->last_displayed_line,
2720 &s->selected_line, &s->done, &s->eof,
2721 s->path, s->blamed_commit->id, s->repo);
2727 struct got_object_qid *first;
2728 first = SIMPLEQ_FIRST(&s->blamed_commits);
2729 if (!got_object_id_cmp(first->id, s->commit_id))
2732 thread_err = stop_blame(&s->blame);
2736 SIMPLEQ_REMOVE_HEAD(&s->blamed_commits, entry);
2737 got_object_qid_free(s->blamed_commit);
2739 SIMPLEQ_FIRST(&s->blamed_commits);
2740 err = run_blame(&s->blame, view, &s->blame_complete,
2741 &s->first_displayed_line, &s->last_displayed_line,
2742 &s->selected_line, &s->done, &s->eof, s->path,
2743 s->blamed_commit->id, s->repo);
2750 struct got_object_id *id = NULL;
2751 struct got_object_qid *pid;
2752 struct got_commit_object *commit = NULL;
2753 id = get_selected_commit_id(s->blame.lines,
2754 s->first_displayed_line, s->selected_line);
2757 err = got_object_open_as_commit(&commit, s->repo, id);
2760 pid = SIMPLEQ_FIRST(
2761 got_object_commit_get_parent_ids(commit));
2762 if (view_is_parent_view(view))
2763 begin_x = view_split_begin_x(view->begin_x);
2764 diff_view = view_open(0, 0, 0, begin_x, TOG_VIEW_DIFF);
2765 if (diff_view == NULL) {
2766 got_object_commit_close(commit);
2767 err = got_error_from_errno();
2770 err = open_diff_view(diff_view, pid ? pid->id : NULL,
2772 got_object_commit_close(commit);
2774 view_close(diff_view);
2777 if (view_is_parent_view(view)) {
2778 err = view_close_child(view);
2781 err = view_set_child(view, diff_view);
2783 view_close(diff_view);
2786 *focus_view = diff_view;
2787 view->child_focussed = 1;
2789 *new_view = diff_view;
2796 if (s->last_displayed_line >= s->blame.nlines &&
2797 s->selected_line < view->nlines - 2) {
2798 s->selected_line = MIN(s->blame.nlines,
2802 if (s->last_displayed_line + view->nlines - 2
2804 s->first_displayed_line +=
2807 s->first_displayed_line =
2812 if (s->selected_line > view->nlines - 2) {
2813 s->selected_line = MIN(s->blame.nlines,
2820 return thread_err ? thread_err : err;
2823 static const struct got_error *
2824 cmd_blame(int argc, char *argv[])
2826 const struct got_error *error;
2827 struct got_repository *repo = NULL;
2828 struct got_worktree *worktree = NULL;
2829 char *path, *cwd = NULL, *repo_path = NULL, *in_repo_path = NULL;
2830 struct got_object_id *commit_id = NULL;
2831 char *commit_id_str = NULL;
2833 struct tog_view *view;
2836 if (pledge("stdio rpath wpath cpath flock proc tty exec sendfd unveil",
2841 while ((ch = getopt(argc, argv, "c:r:")) != -1) {
2844 commit_id_str = optarg;
2847 repo_path = realpath(optarg, NULL);
2848 if (repo_path == NULL)
2849 err(1, "-r option");
2865 cwd = getcwd(NULL, 0);
2867 error = got_error_from_errno();
2870 if (repo_path == NULL) {
2871 error = got_worktree_open(&worktree, cwd);
2872 if (error && error->code != GOT_ERR_NOT_WORKTREE)
2878 strdup(got_worktree_get_repo_path(worktree));
2879 if (repo_path == NULL)
2880 error = got_error_from_errno();
2884 repo_path = strdup(cwd);
2885 if (repo_path == NULL) {
2886 error = got_error_from_errno();
2894 error = apply_unveil(repo_path, NULL);
2898 error = got_repo_open(&repo, repo_path);
2903 const char *prefix = got_worktree_get_path_prefix(worktree);
2904 char *p, *worktree_subdir = cwd +
2905 strlen(got_worktree_get_root_path(worktree));
2906 if (asprintf(&p, "%s%s%s%s%s",
2907 prefix, (strcmp(prefix, "/") != 0) ? "/" : "",
2908 worktree_subdir, worktree_subdir[0] ? "/" : "",
2910 error = got_error_from_errno();
2913 error = got_repo_map_path(&in_repo_path, repo, p, 0);
2916 error = got_repo_map_path(&in_repo_path, repo, path, 1);
2921 if (commit_id_str == NULL) {
2922 struct got_reference *head_ref;
2923 error = got_ref_open(&head_ref, repo, GOT_REF_HEAD);
2926 error = got_ref_resolve(&commit_id, repo, head_ref);
2927 got_ref_close(head_ref);
2929 error = got_object_resolve_id_str(&commit_id, repo,
2935 view = view_open(0, 0, 0, 0, TOG_VIEW_BLAME);
2937 error = got_error_from_errno();
2940 error = open_blame_view(view, in_repo_path, commit_id, repo);
2943 error = view_loop(view);
2949 got_worktree_close(worktree);
2951 got_repo_close(repo);
2955 static const struct got_error *
2956 draw_tree_entries(struct tog_view *view,
2957 struct got_tree_entry **first_displayed_entry,
2958 struct got_tree_entry **last_displayed_entry,
2959 struct got_tree_entry **selected_entry, int *ndisplayed,
2960 const char *label, int show_ids, const char *parent_path,
2961 const struct got_tree_entries *entries, int selected, int limit, int isroot)
2963 const struct got_error *err = NULL;
2964 struct got_tree_entry *te;
2970 werase(view->window);
2975 err = format_line(&wline, &width, label, view->ncols);
2978 if (view_needs_focus_indication(view))
2979 wstandout(view->window);
2980 waddwstr(view->window, wline);
2981 if (view_needs_focus_indication(view))
2982 wstandend(view->window);
2985 if (width < view->ncols)
2986 waddch(view->window, '\n');
2989 err = format_line(&wline, &width, parent_path, view->ncols);
2992 waddwstr(view->window, wline);
2995 if (width < view->ncols)
2996 waddch(view->window, '\n');
2999 waddch(view->window, '\n');
3003 te = SIMPLEQ_FIRST(&entries->head);
3004 if (*first_displayed_entry == NULL) {
3005 if (selected == 0) {
3007 wstandout(view->window);
3008 *selected_entry = NULL;
3010 waddstr(view->window, " ..\n"); /* parent directory */
3011 if (selected == 0 && view->focussed)
3012 wstandend(view->window);
3019 while (te != *first_displayed_entry)
3020 te = SIMPLEQ_NEXT(te, entry);
3024 char *line = NULL, *id_str = NULL;
3027 err = got_object_id_str(&id_str, te->id);
3029 return got_error_from_errno();
3031 if (asprintf(&line, "%s %s%s", id_str ? id_str : "",
3032 te->name, S_ISDIR(te->mode) ? "/" : "") == -1) {
3034 return got_error_from_errno();
3037 err = format_line(&wline, &width, line, view->ncols);
3042 if (n == selected) {
3044 wstandout(view->window);
3045 *selected_entry = te;
3047 waddwstr(view->window, wline);
3048 if (width < view->ncols)
3049 waddch(view->window, '\n');
3050 if (n == selected && view->focussed)
3051 wstandend(view->window);
3057 *last_displayed_entry = te;
3060 te = SIMPLEQ_NEXT(te, entry);
3067 tree_scroll_up(struct got_tree_entry **first_displayed_entry, int maxscroll,
3068 const struct got_tree_entries *entries, int isroot)
3070 struct got_tree_entry *te, *prev;
3073 if (*first_displayed_entry == NULL)
3076 te = SIMPLEQ_FIRST(&entries->head);
3077 if (*first_displayed_entry == te) {
3079 *first_displayed_entry = NULL;
3083 /* XXX this is stupid... switch to TAILQ? */
3084 for (i = 0; i < maxscroll; i++) {
3085 while (te != *first_displayed_entry) {
3087 te = SIMPLEQ_NEXT(te, entry);
3089 *first_displayed_entry = prev;
3090 te = SIMPLEQ_FIRST(&entries->head);
3092 if (!isroot && te == SIMPLEQ_FIRST(&entries->head) && i < maxscroll)
3093 *first_displayed_entry = NULL;
3097 tree_scroll_down(struct got_tree_entry **first_displayed_entry, int maxscroll,
3098 struct got_tree_entry *last_displayed_entry,
3099 const struct got_tree_entries *entries)
3101 struct got_tree_entry *next, *last;
3104 if (*first_displayed_entry)
3105 next = SIMPLEQ_NEXT(*first_displayed_entry, entry);
3107 next = SIMPLEQ_FIRST(&entries->head);
3108 last = last_displayed_entry;
3109 while (next && last && n++ < maxscroll) {
3110 last = SIMPLEQ_NEXT(last, entry);
3112 *first_displayed_entry = next;
3113 next = SIMPLEQ_NEXT(next, entry);
3119 static const struct got_error *
3120 tree_entry_path(char **path, struct tog_parent_trees *parents,
3121 struct got_tree_entry *te)
3123 const struct got_error *err = NULL;
3124 struct tog_parent_tree *pt;
3125 size_t len = 2; /* for leading slash and NUL */
3127 TAILQ_FOREACH(pt, parents, entry)
3128 len += strlen(pt->selected_entry->name) + 1 /* slash */;
3130 len += strlen(te->name);
3132 *path = calloc(1, len);
3134 return got_error_from_errno();
3137 pt = TAILQ_LAST(parents, tog_parent_trees);
3139 if (strlcat(*path, pt->selected_entry->name, len) >= len) {
3140 err = got_error(GOT_ERR_NO_SPACE);
3143 if (strlcat(*path, "/", len) >= len) {
3144 err = got_error(GOT_ERR_NO_SPACE);
3147 pt = TAILQ_PREV(pt, tog_parent_trees, entry);
3150 if (strlcat(*path, te->name, len) >= len) {
3151 err = got_error(GOT_ERR_NO_SPACE);
3163 static const struct got_error *
3164 blame_tree_entry(struct tog_view **new_view, int begin_x,
3165 struct got_tree_entry *te, struct tog_parent_trees *parents,
3166 struct got_object_id *commit_id, struct got_repository *repo)
3168 const struct got_error *err = NULL;
3170 struct tog_view *blame_view;
3172 err = tree_entry_path(&path, parents, te);
3176 blame_view = view_open(0, 0, 0, begin_x, TOG_VIEW_BLAME);
3177 if (blame_view == NULL)
3178 return got_error_from_errno();
3180 err = open_blame_view(blame_view, path, commit_id, repo);
3182 view_close(blame_view);
3185 *new_view = blame_view;
3189 static const struct got_error *
3190 log_tree_entry(struct tog_view **new_view, int begin_x,
3191 struct got_tree_entry *te, struct tog_parent_trees *parents,
3192 struct got_object_id *commit_id, struct got_repository *repo)
3194 struct tog_view *log_view;
3195 const struct got_error *err = NULL;
3198 log_view = view_open(0, 0, 0, begin_x, TOG_VIEW_LOG);
3199 if (log_view == NULL)
3200 return got_error_from_errno();
3202 err = tree_entry_path(&path, parents, te);
3206 err = open_log_view(log_view, commit_id, repo, path, 0);
3208 view_close(log_view);
3210 *new_view = log_view;
3215 static const struct got_error *
3216 open_tree_view(struct tog_view *view, struct got_tree_object *root,
3217 struct got_object_id *commit_id, struct got_repository *repo)
3219 const struct got_error *err = NULL;
3220 char *commit_id_str = NULL;
3221 struct tog_tree_view_state *s = &view->state.tree;
3223 TAILQ_INIT(&s->parents);
3225 err = got_object_id_str(&commit_id_str, commit_id);
3229 if (asprintf(&s->tree_label, "commit %s", commit_id_str) == -1) {
3230 err = got_error_from_errno();
3234 s->root = s->tree = root;
3235 s->entries = got_object_tree_get_entries(root);
3236 s->first_displayed_entry = SIMPLEQ_FIRST(&s->entries->head);
3237 s->commit_id = got_object_id_dup(commit_id);
3238 if (s->commit_id == NULL) {
3239 err = got_error_from_errno();
3244 view->show = show_tree_view;
3245 view->input = input_tree_view;
3246 view->close = close_tree_view;
3248 free(commit_id_str);
3250 free(s->tree_label);
3251 s->tree_label = NULL;
3256 static const struct got_error *
3257 close_tree_view(struct tog_view *view)
3259 struct tog_tree_view_state *s = &view->state.tree;
3261 free(s->tree_label);
3262 s->tree_label = NULL;
3264 s->commit_id = NULL;
3265 while (!TAILQ_EMPTY(&s->parents)) {
3266 struct tog_parent_tree *parent;
3267 parent = TAILQ_FIRST(&s->parents);
3268 TAILQ_REMOVE(&s->parents, parent, entry);
3272 if (s->tree != s->root)
3273 got_object_tree_close(s->tree);
3274 got_object_tree_close(s->root);
3279 static const struct got_error *
3280 show_tree_view(struct tog_view *view)
3282 const struct got_error *err = NULL;
3283 struct tog_tree_view_state *s = &view->state.tree;
3286 err = tree_entry_path(&parent_path, &s->parents, NULL);
3290 err = draw_tree_entries(view, &s->first_displayed_entry,
3291 &s->last_displayed_entry, &s->selected_entry,
3292 &s->ndisplayed, s->tree_label, s->show_ids, parent_path,
3293 s->entries, s->selected, view->nlines, s->tree == s->root);
3300 static const struct got_error *
3301 input_tree_view(struct tog_view **new_view, struct tog_view **dead_view,
3302 struct tog_view **focus_view, struct tog_view *view, int ch)
3304 const struct got_error *err = NULL;
3305 struct tog_tree_view_state *s = &view->state.tree;
3306 struct tog_view *log_view;
3307 int begin_x = 0, nscrolled;
3311 s->show_ids = !s->show_ids;
3314 if (!s->selected_entry)
3316 if (view_is_parent_view(view))
3317 begin_x = view_split_begin_x(view->begin_x);
3318 err = log_tree_entry(&log_view, begin_x,
3319 s->selected_entry, &s->parents,
3320 s->commit_id, s->repo);
3321 if (view_is_parent_view(view)) {
3322 err = view_close_child(view);
3325 err = view_set_child(view, log_view);
3327 view_close(log_view);
3330 *focus_view = log_view;
3331 view->child_focussed = 1;
3333 *new_view = log_view;
3337 if (s->selected > 0) {
3339 if (s->selected == 0)
3342 if (s->selected > 0)
3344 tree_scroll_up(&s->first_displayed_entry, 1,
3345 s->entries, s->tree == s->root);
3348 tree_scroll_up(&s->first_displayed_entry,
3349 MAX(0, view->nlines - 4 - s->selected), s->entries,
3350 s->tree == s->root);
3352 if (SIMPLEQ_FIRST(&s->entries->head) ==
3353 s->first_displayed_entry && s->tree != s->root)
3354 s->first_displayed_entry = NULL;
3358 if (s->selected < s->ndisplayed - 1) {
3362 if (SIMPLEQ_NEXT(s->last_displayed_entry, entry)
3364 /* can't scroll any further */
3367 tree_scroll_down(&s->first_displayed_entry, 1,
3368 s->last_displayed_entry, s->entries);
3371 if (SIMPLEQ_NEXT(s->last_displayed_entry, entry)
3373 /* can't scroll any further; move cursor down */
3374 if (s->selected < s->ndisplayed - 1)
3375 s->selected = s->ndisplayed - 1;
3378 nscrolled = tree_scroll_down(&s->first_displayed_entry,
3379 view->nlines, s->last_displayed_entry, s->entries);
3380 if (nscrolled < view->nlines) {
3382 struct got_tree_entry *te;
3383 te = s->first_displayed_entry;
3386 te = SIMPLEQ_NEXT(te, entry);
3388 s->selected = ndisplayed - 1;
3393 if (s->selected_entry == NULL) {
3394 struct tog_parent_tree *parent;
3396 /* user selected '..' */
3397 if (s->tree == s->root)
3399 parent = TAILQ_FIRST(&s->parents);
3400 TAILQ_REMOVE(&s->parents, parent,
3402 got_object_tree_close(s->tree);
3403 s->tree = parent->tree;
3405 got_object_tree_get_entries(s->tree);
3406 s->first_displayed_entry =
3407 parent->first_displayed_entry;
3409 parent->selected_entry;
3410 s->selected = parent->selected;
3412 } else if (S_ISDIR(s->selected_entry->mode)) {
3413 struct tog_parent_tree *parent;
3414 struct got_tree_object *child;
3415 err = got_object_open_as_tree(&child,
3416 s->repo, s->selected_entry->id);
3419 parent = calloc(1, sizeof(*parent));
3420 if (parent == NULL) {
3421 err = got_error_from_errno();
3424 parent->tree = s->tree;
3425 parent->first_displayed_entry =
3426 s->first_displayed_entry;
3427 parent->selected_entry = s->selected_entry;
3428 parent->selected = s->selected;
3429 TAILQ_INSERT_HEAD(&s->parents, parent, entry);
3432 got_object_tree_get_entries(s->tree);
3434 s->first_displayed_entry = NULL;
3435 } else if (S_ISREG(s->selected_entry->mode)) {
3436 struct tog_view *blame_view;
3437 int begin_x = view_is_parent_view(view) ?
3438 view_split_begin_x(view->begin_x) : 0;
3440 err = blame_tree_entry(&blame_view, begin_x,
3441 s->selected_entry, &s->parents, s->commit_id,
3445 if (view_is_parent_view(view)) {
3446 err = view_close_child(view);
3449 err = view_set_child(view, blame_view);
3451 view_close(blame_view);
3454 *focus_view = blame_view;
3455 view->child_focussed = 1;
3457 *new_view = blame_view;
3461 if (s->selected > view->nlines)
3462 s->selected = s->ndisplayed - 1;
3475 fprintf(stderr, "usage: %s tree [-c commit] [repository-path]\n",
3480 static const struct got_error *
3481 cmd_tree(int argc, char *argv[])
3483 const struct got_error *error;
3484 struct got_repository *repo = NULL;
3485 char *repo_path = NULL;
3486 struct got_object_id *commit_id = NULL;
3487 char *commit_id_arg = NULL;
3488 struct got_commit_object *commit = NULL;
3489 struct got_tree_object *tree = NULL;
3491 struct tog_view *view;
3494 if (pledge("stdio rpath wpath cpath flock proc tty exec sendfd unveil",
3499 while ((ch = getopt(argc, argv, "c:")) != -1) {
3502 commit_id_arg = optarg;
3514 struct got_worktree *worktree;
3515 char *cwd = getcwd(NULL, 0);
3517 return got_error_from_errno();
3518 error = got_worktree_open(&worktree, cwd);
3519 if (error && error->code != GOT_ERR_NOT_WORKTREE)
3524 strdup(got_worktree_get_repo_path(worktree));
3525 got_worktree_close(worktree);
3528 if (repo_path == NULL) {
3529 error = got_error_from_errno();
3532 } else if (argc == 1) {
3533 repo_path = realpath(argv[0], NULL);
3534 if (repo_path == NULL)
3535 return got_error_from_errno();
3541 error = apply_unveil(repo_path, NULL);
3545 error = got_repo_open(&repo, repo_path);
3549 if (commit_id_arg == NULL)
3550 error = get_head_commit_id(&commit_id, repo);
3552 error = got_object_resolve_id_str(&commit_id, repo,
3557 error = got_object_open_as_commit(&commit, repo, commit_id);
3561 error = got_object_open_as_tree(&tree, repo,
3562 got_object_commit_get_tree_id(commit));
3566 view = view_open(0, 0, 0, 0, TOG_VIEW_TREE);
3568 error = got_error_from_errno();
3571 error = open_tree_view(view, tree, commit_id, repo);
3574 error = view_loop(view);
3579 got_object_commit_close(commit);
3581 got_object_tree_close(tree);
3583 got_repo_close(repo);
3592 fprintf(stderr, "usage: %s [-h] [command] [arg ...]\n\n"
3593 "Available commands:\n", getprogname());
3594 for (i = 0; i < nitems(tog_commands); i++) {
3595 struct tog_cmd *cmd = &tog_commands[i];
3596 fprintf(stderr, " %s: %s\n", cmd->name, cmd->descr);
3602 make_argv(const char *arg0, const char *arg1)
3605 int argc = (arg1 == NULL ? 1 : 2);
3607 argv = calloc(argc, sizeof(char *));
3610 argv[0] = strdup(arg0);
3611 if (argv[0] == NULL)
3614 argv[1] = strdup(arg1);
3615 if (argv[1] == NULL)
3623 main(int argc, char *argv[])
3625 const struct got_error *error = NULL;
3626 struct tog_cmd *cmd = NULL;
3628 char **cmd_argv = NULL;
3630 setlocale(LC_CTYPE, "");
3632 while ((ch = getopt(argc, argv, "h")) != -1) {
3651 /* Build an argument vector which runs a default command. */
3652 cmd = &tog_commands[0];
3653 cmd_argv = make_argv(cmd->name, NULL);
3658 /* Did the user specific a command? */
3659 for (i = 0; i < nitems(tog_commands); i++) {
3660 if (strncmp(tog_commands[i].name, argv[0],
3661 strlen(argv[0])) == 0) {
3662 cmd = &tog_commands[i];
3664 tog_commands[i].cmd_usage();
3669 /* Did the user specify a repository? */
3670 char *repo_path = realpath(argv[0], NULL);
3672 struct got_repository *repo;
3673 error = got_repo_open(&repo, repo_path);
3675 got_repo_close(repo);
3677 error = got_error_from_errno();
3680 fprintf(stderr, "%s: '%s' is not a "
3681 "known command\n", getprogname(),
3685 fprintf(stderr, "%s: '%s' is neither a known "
3686 "command nor a path to a repository\n",
3687 getprogname(), argv[0]);
3691 cmd = &tog_commands[0];
3692 cmd_argv = make_argv(cmd->name, repo_path);
3698 error = cmd->cmd_main(argc, cmd_argv ? cmd_argv : argv);
3705 fprintf(stderr, "%s: %s\n", getprogname(), error->msg);