status, branch: fix the misleading "bisecting" message
[git/jnareb-git.git] / wt-status.c
blobcf3d81ab29b0316a1c606006019ae19013d03d48
1 #include "cache.h"
2 #include "wt-status.h"
3 #include "object.h"
4 #include "dir.h"
5 #include "commit.h"
6 #include "diff.h"
7 #include "revision.h"
8 #include "diffcore.h"
9 #include "quote.h"
10 #include "run-command.h"
11 #include "remote.h"
12 #include "refs.h"
13 #include "submodule.h"
14 #include "column.h"
15 #include "strbuf.h"
17 static char default_wt_status_colors[][COLOR_MAXLEN] = {
18 GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
19 GIT_COLOR_GREEN, /* WT_STATUS_UPDATED */
20 GIT_COLOR_RED, /* WT_STATUS_CHANGED */
21 GIT_COLOR_RED, /* WT_STATUS_UNTRACKED */
22 GIT_COLOR_RED, /* WT_STATUS_NOBRANCH */
23 GIT_COLOR_RED, /* WT_STATUS_UNMERGED */
24 GIT_COLOR_GREEN, /* WT_STATUS_LOCAL_BRANCH */
25 GIT_COLOR_RED, /* WT_STATUS_REMOTE_BRANCH */
26 GIT_COLOR_NIL, /* WT_STATUS_ONBRANCH */
29 static const char *color(int slot, struct wt_status *s)
31 const char *c = "";
32 if (want_color(s->use_color))
33 c = s->color_palette[slot];
34 if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
35 c = s->color_palette[WT_STATUS_HEADER];
36 return c;
39 static void status_vprintf(struct wt_status *s, int at_bol, const char *color,
40 const char *fmt, va_list ap, const char *trail)
42 struct strbuf sb = STRBUF_INIT;
43 struct strbuf linebuf = STRBUF_INIT;
44 const char *line, *eol;
46 strbuf_vaddf(&sb, fmt, ap);
47 if (!sb.len) {
48 strbuf_addch(&sb, '#');
49 if (!trail)
50 strbuf_addch(&sb, ' ');
51 color_print_strbuf(s->fp, color, &sb);
52 if (trail)
53 fprintf(s->fp, "%s", trail);
54 strbuf_release(&sb);
55 return;
57 for (line = sb.buf; *line; line = eol + 1) {
58 eol = strchr(line, '\n');
60 strbuf_reset(&linebuf);
61 if (at_bol) {
62 strbuf_addch(&linebuf, '#');
63 if (*line != '\n' && *line != '\t')
64 strbuf_addch(&linebuf, ' ');
66 if (eol)
67 strbuf_add(&linebuf, line, eol - line);
68 else
69 strbuf_addstr(&linebuf, line);
70 color_print_strbuf(s->fp, color, &linebuf);
71 if (eol)
72 fprintf(s->fp, "\n");
73 else
74 break;
75 at_bol = 1;
77 if (trail)
78 fprintf(s->fp, "%s", trail);
79 strbuf_release(&linebuf);
80 strbuf_release(&sb);
83 void status_printf_ln(struct wt_status *s, const char *color,
84 const char *fmt, ...)
86 va_list ap;
88 va_start(ap, fmt);
89 status_vprintf(s, 1, color, fmt, ap, "\n");
90 va_end(ap);
93 void status_printf(struct wt_status *s, const char *color,
94 const char *fmt, ...)
96 va_list ap;
98 va_start(ap, fmt);
99 status_vprintf(s, 1, color, fmt, ap, NULL);
100 va_end(ap);
103 static void status_printf_more(struct wt_status *s, const char *color,
104 const char *fmt, ...)
106 va_list ap;
108 va_start(ap, fmt);
109 status_vprintf(s, 0, color, fmt, ap, NULL);
110 va_end(ap);
113 void wt_status_prepare(struct wt_status *s)
115 unsigned char sha1[20];
117 memset(s, 0, sizeof(*s));
118 memcpy(s->color_palette, default_wt_status_colors,
119 sizeof(default_wt_status_colors));
120 s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
121 s->use_color = -1;
122 s->relative_paths = 1;
123 s->branch = resolve_refdup("HEAD", sha1, 0, NULL);
124 s->reference = "HEAD";
125 s->fp = stdout;
126 s->index_file = get_index_file();
127 s->change.strdup_strings = 1;
128 s->untracked.strdup_strings = 1;
129 s->ignored.strdup_strings = 1;
132 static void wt_status_print_unmerged_header(struct wt_status *s)
134 int i;
135 int del_mod_conflict = 0;
136 int both_deleted = 0;
137 int not_deleted = 0;
138 const char *c = color(WT_STATUS_HEADER, s);
140 status_printf_ln(s, c, _("Unmerged paths:"));
142 for (i = 0; i < s->change.nr; i++) {
143 struct string_list_item *it = &(s->change.items[i]);
144 struct wt_status_change_data *d = it->util;
146 switch (d->stagemask) {
147 case 0:
148 break;
149 case 1:
150 both_deleted = 1;
151 break;
152 case 3:
153 case 5:
154 del_mod_conflict = 1;
155 break;
156 default:
157 not_deleted = 1;
158 break;
162 if (!advice_status_hints)
163 return;
164 if (s->whence != FROM_COMMIT)
166 else if (!s->is_initial)
167 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
168 else
169 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
171 if (!both_deleted) {
172 if (!del_mod_conflict)
173 status_printf_ln(s, c, _(" (use \"git add <file>...\" to mark resolution)"));
174 else
175 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
176 } else if (!del_mod_conflict && !not_deleted) {
177 status_printf_ln(s, c, _(" (use \"git rm <file>...\" to mark resolution)"));
178 } else {
179 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
181 status_printf_ln(s, c, "");
184 static void wt_status_print_cached_header(struct wt_status *s)
186 const char *c = color(WT_STATUS_HEADER, s);
188 status_printf_ln(s, c, _("Changes to be committed:"));
189 if (!advice_status_hints)
190 return;
191 if (s->whence != FROM_COMMIT)
192 ; /* NEEDSWORK: use "git reset --unresolve"??? */
193 else if (!s->is_initial)
194 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
195 else
196 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
197 status_printf_ln(s, c, "");
200 static void wt_status_print_dirty_header(struct wt_status *s,
201 int has_deleted,
202 int has_dirty_submodules)
204 const char *c = color(WT_STATUS_HEADER, s);
206 status_printf_ln(s, c, _("Changes not staged for commit:"));
207 if (!advice_status_hints)
208 return;
209 if (!has_deleted)
210 status_printf_ln(s, c, _(" (use \"git add <file>...\" to update what will be committed)"));
211 else
212 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" to update what will be committed)"));
213 status_printf_ln(s, c, _(" (use \"git checkout -- <file>...\" to discard changes in working directory)"));
214 if (has_dirty_submodules)
215 status_printf_ln(s, c, _(" (commit or discard the untracked or modified content in submodules)"));
216 status_printf_ln(s, c, "");
219 static void wt_status_print_other_header(struct wt_status *s,
220 const char *what,
221 const char *how)
223 const char *c = color(WT_STATUS_HEADER, s);
224 status_printf_ln(s, c, "%s:", what);
225 if (!advice_status_hints)
226 return;
227 status_printf_ln(s, c, _(" (use \"git %s <file>...\" to include in what will be committed)"), how);
228 status_printf_ln(s, c, "");
231 static void wt_status_print_trailer(struct wt_status *s)
233 status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
236 #define quote_path quote_path_relative
238 static void wt_status_print_unmerged_data(struct wt_status *s,
239 struct string_list_item *it)
241 const char *c = color(WT_STATUS_UNMERGED, s);
242 struct wt_status_change_data *d = it->util;
243 struct strbuf onebuf = STRBUF_INIT;
244 const char *one, *how = _("bug");
246 one = quote_path(it->string, -1, &onebuf, s->prefix);
247 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
248 switch (d->stagemask) {
249 case 1: how = _("both deleted:"); break;
250 case 2: how = _("added by us:"); break;
251 case 3: how = _("deleted by them:"); break;
252 case 4: how = _("added by them:"); break;
253 case 5: how = _("deleted by us:"); break;
254 case 6: how = _("both added:"); break;
255 case 7: how = _("both modified:"); break;
257 status_printf_more(s, c, "%-20s%s\n", how, one);
258 strbuf_release(&onebuf);
261 static void wt_status_print_change_data(struct wt_status *s,
262 int change_type,
263 struct string_list_item *it)
265 struct wt_status_change_data *d = it->util;
266 const char *c = color(change_type, s);
267 int status = status;
268 char *one_name;
269 char *two_name;
270 const char *one, *two;
271 struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
272 struct strbuf extra = STRBUF_INIT;
274 one_name = two_name = it->string;
275 switch (change_type) {
276 case WT_STATUS_UPDATED:
277 status = d->index_status;
278 if (d->head_path)
279 one_name = d->head_path;
280 break;
281 case WT_STATUS_CHANGED:
282 if (d->new_submodule_commits || d->dirty_submodule) {
283 strbuf_addstr(&extra, " (");
284 if (d->new_submodule_commits)
285 strbuf_addf(&extra, _("new commits, "));
286 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
287 strbuf_addf(&extra, _("modified content, "));
288 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
289 strbuf_addf(&extra, _("untracked content, "));
290 strbuf_setlen(&extra, extra.len - 2);
291 strbuf_addch(&extra, ')');
293 status = d->worktree_status;
294 break;
297 one = quote_path(one_name, -1, &onebuf, s->prefix);
298 two = quote_path(two_name, -1, &twobuf, s->prefix);
300 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
301 switch (status) {
302 case DIFF_STATUS_ADDED:
303 status_printf_more(s, c, _("new file: %s"), one);
304 break;
305 case DIFF_STATUS_COPIED:
306 status_printf_more(s, c, _("copied: %s -> %s"), one, two);
307 break;
308 case DIFF_STATUS_DELETED:
309 status_printf_more(s, c, _("deleted: %s"), one);
310 break;
311 case DIFF_STATUS_MODIFIED:
312 status_printf_more(s, c, _("modified: %s"), one);
313 break;
314 case DIFF_STATUS_RENAMED:
315 status_printf_more(s, c, _("renamed: %s -> %s"), one, two);
316 break;
317 case DIFF_STATUS_TYPE_CHANGED:
318 status_printf_more(s, c, _("typechange: %s"), one);
319 break;
320 case DIFF_STATUS_UNKNOWN:
321 status_printf_more(s, c, _("unknown: %s"), one);
322 break;
323 case DIFF_STATUS_UNMERGED:
324 status_printf_more(s, c, _("unmerged: %s"), one);
325 break;
326 default:
327 die(_("bug: unhandled diff status %c"), status);
329 if (extra.len) {
330 status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
331 strbuf_release(&extra);
333 status_printf_more(s, GIT_COLOR_NORMAL, "\n");
334 strbuf_release(&onebuf);
335 strbuf_release(&twobuf);
338 static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
339 struct diff_options *options,
340 void *data)
342 struct wt_status *s = data;
343 int i;
345 if (!q->nr)
346 return;
347 s->workdir_dirty = 1;
348 for (i = 0; i < q->nr; i++) {
349 struct diff_filepair *p;
350 struct string_list_item *it;
351 struct wt_status_change_data *d;
353 p = q->queue[i];
354 it = string_list_insert(&s->change, p->one->path);
355 d = it->util;
356 if (!d) {
357 d = xcalloc(1, sizeof(*d));
358 it->util = d;
360 if (!d->worktree_status)
361 d->worktree_status = p->status;
362 d->dirty_submodule = p->two->dirty_submodule;
363 if (S_ISGITLINK(p->two->mode))
364 d->new_submodule_commits = !!hashcmp(p->one->sha1, p->two->sha1);
368 static int unmerged_mask(const char *path)
370 int pos, mask;
371 struct cache_entry *ce;
373 pos = cache_name_pos(path, strlen(path));
374 if (0 <= pos)
375 return 0;
377 mask = 0;
378 pos = -pos-1;
379 while (pos < active_nr) {
380 ce = active_cache[pos++];
381 if (strcmp(ce->name, path) || !ce_stage(ce))
382 break;
383 mask |= (1 << (ce_stage(ce) - 1));
385 return mask;
388 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
389 struct diff_options *options,
390 void *data)
392 struct wt_status *s = data;
393 int i;
395 for (i = 0; i < q->nr; i++) {
396 struct diff_filepair *p;
397 struct string_list_item *it;
398 struct wt_status_change_data *d;
400 p = q->queue[i];
401 it = string_list_insert(&s->change, p->two->path);
402 d = it->util;
403 if (!d) {
404 d = xcalloc(1, sizeof(*d));
405 it->util = d;
407 if (!d->index_status)
408 d->index_status = p->status;
409 switch (p->status) {
410 case DIFF_STATUS_COPIED:
411 case DIFF_STATUS_RENAMED:
412 d->head_path = xstrdup(p->one->path);
413 break;
414 case DIFF_STATUS_UNMERGED:
415 d->stagemask = unmerged_mask(p->two->path);
416 break;
421 static void wt_status_collect_changes_worktree(struct wt_status *s)
423 struct rev_info rev;
425 init_revisions(&rev, NULL);
426 setup_revisions(0, NULL, &rev, NULL);
427 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
428 DIFF_OPT_SET(&rev.diffopt, DIRTY_SUBMODULES);
429 if (!s->show_untracked_files)
430 DIFF_OPT_SET(&rev.diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
431 if (s->ignore_submodule_arg) {
432 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
433 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
435 rev.diffopt.format_callback = wt_status_collect_changed_cb;
436 rev.diffopt.format_callback_data = s;
437 init_pathspec(&rev.prune_data, s->pathspec);
438 run_diff_files(&rev, 0);
441 static void wt_status_collect_changes_index(struct wt_status *s)
443 struct rev_info rev;
444 struct setup_revision_opt opt;
446 init_revisions(&rev, NULL);
447 memset(&opt, 0, sizeof(opt));
448 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
449 setup_revisions(0, NULL, &rev, &opt);
451 if (s->ignore_submodule_arg) {
452 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
453 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
456 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
457 rev.diffopt.format_callback = wt_status_collect_updated_cb;
458 rev.diffopt.format_callback_data = s;
459 rev.diffopt.detect_rename = 1;
460 rev.diffopt.rename_limit = 200;
461 rev.diffopt.break_opt = 0;
462 init_pathspec(&rev.prune_data, s->pathspec);
463 run_diff_index(&rev, 1);
466 static void wt_status_collect_changes_initial(struct wt_status *s)
468 struct pathspec pathspec;
469 int i;
471 init_pathspec(&pathspec, s->pathspec);
472 for (i = 0; i < active_nr; i++) {
473 struct string_list_item *it;
474 struct wt_status_change_data *d;
475 struct cache_entry *ce = active_cache[i];
477 if (!ce_path_match(ce, &pathspec))
478 continue;
479 it = string_list_insert(&s->change, ce->name);
480 d = it->util;
481 if (!d) {
482 d = xcalloc(1, sizeof(*d));
483 it->util = d;
485 if (ce_stage(ce)) {
486 d->index_status = DIFF_STATUS_UNMERGED;
487 d->stagemask |= (1 << (ce_stage(ce) - 1));
489 else
490 d->index_status = DIFF_STATUS_ADDED;
492 free_pathspec(&pathspec);
495 static void wt_status_collect_untracked(struct wt_status *s)
497 int i;
498 struct dir_struct dir;
500 if (!s->show_untracked_files)
501 return;
502 memset(&dir, 0, sizeof(dir));
503 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
504 dir.flags |=
505 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
506 setup_standard_excludes(&dir);
508 fill_directory(&dir, s->pathspec);
509 for (i = 0; i < dir.nr; i++) {
510 struct dir_entry *ent = dir.entries[i];
511 if (cache_name_is_other(ent->name, ent->len) &&
512 match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
513 string_list_insert(&s->untracked, ent->name);
514 free(ent);
517 if (s->show_ignored_files) {
518 dir.nr = 0;
519 dir.flags = DIR_SHOW_IGNORED;
520 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
521 dir.flags |= DIR_SHOW_OTHER_DIRECTORIES;
522 fill_directory(&dir, s->pathspec);
523 for (i = 0; i < dir.nr; i++) {
524 struct dir_entry *ent = dir.entries[i];
525 if (cache_name_is_other(ent->name, ent->len) &&
526 match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
527 string_list_insert(&s->ignored, ent->name);
528 free(ent);
532 free(dir.entries);
535 void wt_status_collect(struct wt_status *s)
537 wt_status_collect_changes_worktree(s);
539 if (s->is_initial)
540 wt_status_collect_changes_initial(s);
541 else
542 wt_status_collect_changes_index(s);
543 wt_status_collect_untracked(s);
546 static void wt_status_print_unmerged(struct wt_status *s)
548 int shown_header = 0;
549 int i;
551 for (i = 0; i < s->change.nr; i++) {
552 struct wt_status_change_data *d;
553 struct string_list_item *it;
554 it = &(s->change.items[i]);
555 d = it->util;
556 if (!d->stagemask)
557 continue;
558 if (!shown_header) {
559 wt_status_print_unmerged_header(s);
560 shown_header = 1;
562 wt_status_print_unmerged_data(s, it);
564 if (shown_header)
565 wt_status_print_trailer(s);
569 static void wt_status_print_updated(struct wt_status *s)
571 int shown_header = 0;
572 int i;
574 for (i = 0; i < s->change.nr; i++) {
575 struct wt_status_change_data *d;
576 struct string_list_item *it;
577 it = &(s->change.items[i]);
578 d = it->util;
579 if (!d->index_status ||
580 d->index_status == DIFF_STATUS_UNMERGED)
581 continue;
582 if (!shown_header) {
583 wt_status_print_cached_header(s);
584 s->commitable = 1;
585 shown_header = 1;
587 wt_status_print_change_data(s, WT_STATUS_UPDATED, it);
589 if (shown_header)
590 wt_status_print_trailer(s);
594 * -1 : has delete
595 * 0 : no change
596 * 1 : some change but no delete
598 static int wt_status_check_worktree_changes(struct wt_status *s,
599 int *dirty_submodules)
601 int i;
602 int changes = 0;
604 *dirty_submodules = 0;
606 for (i = 0; i < s->change.nr; i++) {
607 struct wt_status_change_data *d;
608 d = s->change.items[i].util;
609 if (!d->worktree_status ||
610 d->worktree_status == DIFF_STATUS_UNMERGED)
611 continue;
612 if (!changes)
613 changes = 1;
614 if (d->dirty_submodule)
615 *dirty_submodules = 1;
616 if (d->worktree_status == DIFF_STATUS_DELETED)
617 changes = -1;
619 return changes;
622 static void wt_status_print_changed(struct wt_status *s)
624 int i, dirty_submodules;
625 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
627 if (!worktree_changes)
628 return;
630 wt_status_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
632 for (i = 0; i < s->change.nr; i++) {
633 struct wt_status_change_data *d;
634 struct string_list_item *it;
635 it = &(s->change.items[i]);
636 d = it->util;
637 if (!d->worktree_status ||
638 d->worktree_status == DIFF_STATUS_UNMERGED)
639 continue;
640 wt_status_print_change_data(s, WT_STATUS_CHANGED, it);
642 wt_status_print_trailer(s);
645 static void wt_status_print_submodule_summary(struct wt_status *s, int uncommitted)
647 struct child_process sm_summary;
648 char summary_limit[64];
649 char index[PATH_MAX];
650 const char *env[] = { NULL, NULL };
651 const char *argv[8];
653 env[0] = index;
654 argv[0] = "submodule";
655 argv[1] = "summary";
656 argv[2] = uncommitted ? "--files" : "--cached";
657 argv[3] = "--for-status";
658 argv[4] = "--summary-limit";
659 argv[5] = summary_limit;
660 argv[6] = uncommitted ? NULL : (s->amend ? "HEAD^" : "HEAD");
661 argv[7] = NULL;
663 sprintf(summary_limit, "%d", s->submodule_summary);
664 snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", s->index_file);
666 memset(&sm_summary, 0, sizeof(sm_summary));
667 sm_summary.argv = argv;
668 sm_summary.env = env;
669 sm_summary.git_cmd = 1;
670 sm_summary.no_stdin = 1;
671 fflush(s->fp);
672 sm_summary.out = dup(fileno(s->fp)); /* run_command closes it */
673 run_command(&sm_summary);
676 static void wt_status_print_other(struct wt_status *s,
677 struct string_list *l,
678 const char *what,
679 const char *how)
681 int i;
682 struct strbuf buf = STRBUF_INIT;
683 static struct string_list output = STRING_LIST_INIT_DUP;
684 struct column_options copts;
686 if (!l->nr)
687 return;
689 wt_status_print_other_header(s, what, how);
691 for (i = 0; i < l->nr; i++) {
692 struct string_list_item *it;
693 const char *path;
694 it = &(l->items[i]);
695 path = quote_path(it->string, strlen(it->string),
696 &buf, s->prefix);
697 if (column_active(s->colopts)) {
698 string_list_append(&output, path);
699 continue;
701 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
702 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
703 "%s\n", path);
706 strbuf_release(&buf);
707 if (!column_active(s->colopts))
708 return;
710 strbuf_addf(&buf, "%s#\t%s",
711 color(WT_STATUS_HEADER, s),
712 color(WT_STATUS_UNTRACKED, s));
713 memset(&copts, 0, sizeof(copts));
714 copts.padding = 1;
715 copts.indent = buf.buf;
716 if (want_color(s->use_color))
717 copts.nl = GIT_COLOR_RESET "\n";
718 print_columns(&output, s->colopts, &copts);
719 string_list_clear(&output, 0);
720 strbuf_release(&buf);
723 static void wt_status_print_verbose(struct wt_status *s)
725 struct rev_info rev;
726 struct setup_revision_opt opt;
728 init_revisions(&rev, NULL);
729 DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
731 memset(&opt, 0, sizeof(opt));
732 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
733 setup_revisions(0, NULL, &rev, &opt);
735 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
736 rev.diffopt.detect_rename = 1;
737 rev.diffopt.file = s->fp;
738 rev.diffopt.close_file = 0;
740 * If we're not going to stdout, then we definitely don't
741 * want color, since we are going to the commit message
742 * file (and even the "auto" setting won't work, since it
743 * will have checked isatty on stdout).
745 if (s->fp != stdout)
746 rev.diffopt.use_color = 0;
747 run_diff_index(&rev, 1);
750 static void wt_status_print_tracking(struct wt_status *s)
752 struct strbuf sb = STRBUF_INIT;
753 const char *cp, *ep;
754 struct branch *branch;
756 assert(s->branch && !s->is_initial);
757 if (prefixcmp(s->branch, "refs/heads/"))
758 return;
759 branch = branch_get(s->branch + 11);
760 if (!format_tracking_info(branch, &sb))
761 return;
763 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
764 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
765 "# %.*s", (int)(ep - cp), cp);
766 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
769 static int has_unmerged(struct wt_status *s)
771 int i;
773 for (i = 0; i < s->change.nr; i++) {
774 struct wt_status_change_data *d;
775 d = s->change.items[i].util;
776 if (d->stagemask)
777 return 1;
779 return 0;
782 static void show_merge_in_progress(struct wt_status *s,
783 struct wt_status_state *state,
784 const char *color)
786 if (has_unmerged(s)) {
787 status_printf_ln(s, color, _("You have unmerged paths."));
788 if (advice_status_hints)
789 status_printf_ln(s, color,
790 _(" (fix conflicts and run \"git commit\")"));
791 } else {
792 status_printf_ln(s, color,
793 _("All conflicts fixed but you are still merging."));
794 if (advice_status_hints)
795 status_printf_ln(s, color,
796 _(" (use \"git commit\" to conclude merge)"));
798 wt_status_print_trailer(s);
801 static void show_am_in_progress(struct wt_status *s,
802 struct wt_status_state *state,
803 const char *color)
805 status_printf_ln(s, color,
806 _("You are in the middle of an am session."));
807 if (state->am_empty_patch)
808 status_printf_ln(s, color,
809 _("The current patch is empty."));
810 if (advice_status_hints) {
811 if (!state->am_empty_patch)
812 status_printf_ln(s, color,
813 _(" (fix conflicts and then run \"git am --resolved\")"));
814 status_printf_ln(s, color,
815 _(" (use \"git am --skip\" to skip this patch)"));
816 status_printf_ln(s, color,
817 _(" (use \"git am --abort\" to restore the original branch)"));
819 wt_status_print_trailer(s);
822 static char *read_line_from_git_path(const char *filename)
824 struct strbuf buf = STRBUF_INIT;
825 FILE *fp = fopen(git_path("%s", filename), "r");
826 if (!fp) {
827 strbuf_release(&buf);
828 return NULL;
830 strbuf_getline(&buf, fp, '\n');
831 if (!fclose(fp)) {
832 return strbuf_detach(&buf, NULL);
833 } else {
834 strbuf_release(&buf);
835 return NULL;
839 static int split_commit_in_progress(struct wt_status *s)
841 int split_in_progress = 0;
842 char *head = read_line_from_git_path("HEAD");
843 char *orig_head = read_line_from_git_path("ORIG_HEAD");
844 char *rebase_amend = read_line_from_git_path("rebase-merge/amend");
845 char *rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
847 if (!head || !orig_head || !rebase_amend || !rebase_orig_head ||
848 !s->branch || strcmp(s->branch, "HEAD"))
849 return split_in_progress;
851 if (!strcmp(rebase_amend, rebase_orig_head)) {
852 if (strcmp(head, rebase_amend))
853 split_in_progress = 1;
854 } else if (strcmp(orig_head, rebase_orig_head)) {
855 split_in_progress = 1;
858 if (!s->amend && !s->nowarn && !s->workdir_dirty)
859 split_in_progress = 0;
861 free(head);
862 free(orig_head);
863 free(rebase_amend);
864 free(rebase_orig_head);
865 return split_in_progress;
868 static void show_rebase_in_progress(struct wt_status *s,
869 struct wt_status_state *state,
870 const char *color)
872 struct stat st;
874 if (has_unmerged(s)) {
875 if (state->branch)
876 status_printf_ln(s, color,
877 _("You are currently rebasing branch '%s' on '%s'."),
878 state->branch,
879 state->onto);
880 else
881 status_printf_ln(s, color,
882 _("You are currently rebasing."));
883 if (advice_status_hints) {
884 status_printf_ln(s, color,
885 _(" (fix conflicts and then run \"git rebase --continue\")"));
886 status_printf_ln(s, color,
887 _(" (use \"git rebase --skip\" to skip this patch)"));
888 status_printf_ln(s, color,
889 _(" (use \"git rebase --abort\" to check out the original branch)"));
891 } else if (state->rebase_in_progress || !stat(git_path("MERGE_MSG"), &st)) {
892 if (state->branch)
893 status_printf_ln(s, color,
894 _("You are currently rebasing branch '%s' on '%s'."),
895 state->branch,
896 state->onto);
897 else
898 status_printf_ln(s, color,
899 _("You are currently rebasing."));
900 if (advice_status_hints)
901 status_printf_ln(s, color,
902 _(" (all conflicts fixed: run \"git rebase --continue\")"));
903 } else if (split_commit_in_progress(s)) {
904 if (state->branch)
905 status_printf_ln(s, color,
906 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
907 state->branch,
908 state->onto);
909 else
910 status_printf_ln(s, color,
911 _("You are currently splitting a commit during a rebase."));
912 if (advice_status_hints)
913 status_printf_ln(s, color,
914 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
915 } else {
916 if (state->branch)
917 status_printf_ln(s, color,
918 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
919 state->branch,
920 state->onto);
921 else
922 status_printf_ln(s, color,
923 _("You are currently editing a commit during a rebase."));
924 if (advice_status_hints && !s->amend) {
925 status_printf_ln(s, color,
926 _(" (use \"git commit --amend\" to amend the current commit)"));
927 status_printf_ln(s, color,
928 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
931 wt_status_print_trailer(s);
934 static void show_cherry_pick_in_progress(struct wt_status *s,
935 struct wt_status_state *state,
936 const char *color)
938 status_printf_ln(s, color, _("You are currently cherry-picking."));
939 if (advice_status_hints) {
940 if (has_unmerged(s))
941 status_printf_ln(s, color,
942 _(" (fix conflicts and run \"git commit\")"));
943 else
944 status_printf_ln(s, color,
945 _(" (all conflicts fixed: run \"git commit\")"));
947 wt_status_print_trailer(s);
950 static void show_bisect_in_progress(struct wt_status *s,
951 struct wt_status_state *state,
952 const char *color)
954 if (state->branch)
955 status_printf_ln(s, color,
956 _("You are currently bisecting, started from branch '%s'."),
957 state->branch);
958 else
959 status_printf_ln(s, color,
960 _("You are currently bisecting."));
961 if (advice_status_hints)
962 status_printf_ln(s, color,
963 _(" (use \"git bisect reset\" to get back to the original branch)"));
964 wt_status_print_trailer(s);
968 * Extract branch information from rebase/bisect
970 static char *read_and_strip_branch(const char *path)
972 struct strbuf sb = STRBUF_INIT;
973 unsigned char sha1[20];
975 if (strbuf_read_file(&sb, git_path("%s", path), 0) <= 0)
976 goto got_nothing;
978 while (&sb.len && sb.buf[sb.len - 1] == '\n')
979 strbuf_setlen(&sb, sb.len - 1);
980 if (!sb.len)
981 goto got_nothing;
982 if (!prefixcmp(sb.buf, "refs/heads/"))
983 strbuf_remove(&sb,0, strlen("refs/heads/"));
984 else if (!prefixcmp(sb.buf, "refs/"))
986 else if (!get_sha1_hex(sb.buf, sha1)) {
987 const char *abbrev;
988 abbrev = find_unique_abbrev(sha1, DEFAULT_ABBREV);
989 strbuf_reset(&sb);
990 strbuf_addstr(&sb, abbrev);
991 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
992 goto got_nothing;
993 else /* bisect */
995 return strbuf_detach(&sb, NULL);
997 got_nothing:
998 strbuf_release(&sb);
999 return NULL;
1002 struct grab_1st_switch_cbdata {
1003 int found;
1004 struct strbuf buf;
1005 unsigned char nsha1[20];
1008 static int grab_1st_switch(unsigned char *osha1, unsigned char *nsha1,
1009 const char *email, unsigned long timestamp, int tz,
1010 const char *message, void *cb_data)
1012 struct grab_1st_switch_cbdata *cb = cb_data;
1013 const char *target = NULL, *end;
1015 if (prefixcmp(message, "checkout: moving from "))
1016 return 0;
1017 message += strlen("checkout: moving from ");
1018 target = strstr(message, " to ");
1019 if (!target)
1020 return 0;
1021 target += strlen(" to ");
1022 strbuf_reset(&cb->buf);
1023 hashcpy(cb->nsha1, nsha1);
1024 for (end = target; *end && *end != '\n'; end++)
1026 strbuf_add(&cb->buf, target, end - target);
1027 cb->found = 1;
1028 return 1;
1031 static void wt_status_get_detached_from(struct wt_status_state *state)
1033 struct grab_1st_switch_cbdata cb;
1034 struct commit *commit;
1035 unsigned char sha1[20];
1036 char *ref = NULL;
1038 strbuf_init(&cb.buf, 0);
1039 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1040 strbuf_release(&cb.buf);
1041 return;
1044 if (dwim_ref(cb.buf.buf, cb.buf.len, sha1, &ref) == 1 &&
1045 /* sha1 is a commit? match without further lookup */
1046 (!hashcmp(cb.nsha1, sha1) ||
1047 /* perhaps sha1 is a tag, try to dereference to a commit */
1048 ((commit = lookup_commit_reference_gently(sha1, 1)) != NULL &&
1049 !hashcmp(cb.nsha1, commit->object.sha1)))) {
1050 int ofs;
1051 if (!prefixcmp(ref, "refs/tags/"))
1052 ofs = strlen("refs/tags/");
1053 else if (!prefixcmp(ref, "refs/remotes/"))
1054 ofs = strlen("refs/remotes/");
1055 else
1056 ofs = 0;
1057 state->detached_from = xstrdup(ref + ofs);
1058 } else
1059 state->detached_from =
1060 xstrdup(find_unique_abbrev(cb.nsha1, DEFAULT_ABBREV));
1061 hashcpy(state->detached_sha1, cb.nsha1);
1063 free(ref);
1064 strbuf_release(&cb.buf);
1067 void wt_status_get_state(struct wt_status_state *state,
1068 int get_detached_from)
1070 struct stat st;
1072 if (!stat(git_path("MERGE_HEAD"), &st)) {
1073 state->merge_in_progress = 1;
1074 } else if (!stat(git_path("rebase-apply"), &st)) {
1075 if (!stat(git_path("rebase-apply/applying"), &st)) {
1076 state->am_in_progress = 1;
1077 if (!stat(git_path("rebase-apply/patch"), &st) && !st.st_size)
1078 state->am_empty_patch = 1;
1079 } else {
1080 state->rebase_in_progress = 1;
1081 state->branch = read_and_strip_branch("rebase-apply/head-name");
1082 state->onto = read_and_strip_branch("rebase-apply/onto");
1084 } else if (!stat(git_path("rebase-merge"), &st)) {
1085 if (!stat(git_path("rebase-merge/interactive"), &st))
1086 state->rebase_interactive_in_progress = 1;
1087 else
1088 state->rebase_in_progress = 1;
1089 state->branch = read_and_strip_branch("rebase-merge/head-name");
1090 state->onto = read_and_strip_branch("rebase-merge/onto");
1091 } else if (!stat(git_path("CHERRY_PICK_HEAD"), &st)) {
1092 state->cherry_pick_in_progress = 1;
1094 if (!stat(git_path("BISECT_LOG"), &st)) {
1095 state->bisect_in_progress = 1;
1096 state->branch = read_and_strip_branch("BISECT_START");
1099 if (get_detached_from)
1100 wt_status_get_detached_from(state);
1103 static void wt_status_print_state(struct wt_status *s,
1104 struct wt_status_state *state)
1106 const char *state_color = color(WT_STATUS_HEADER, s);
1107 if (state->merge_in_progress)
1108 show_merge_in_progress(s, state, state_color);
1109 else if (state->am_in_progress)
1110 show_am_in_progress(s, state, state_color);
1111 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1112 show_rebase_in_progress(s, state, state_color);
1113 else if (state->cherry_pick_in_progress)
1114 show_cherry_pick_in_progress(s, state, state_color);
1115 if (state->bisect_in_progress)
1116 show_bisect_in_progress(s, state, state_color);
1119 void wt_status_print(struct wt_status *s)
1121 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1122 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1123 struct wt_status_state state;
1125 memset(&state, 0, sizeof(state));
1126 wt_status_get_state(&state,
1127 s->branch && !strcmp(s->branch, "HEAD"));
1129 if (s->branch) {
1130 const char *on_what = _("On branch ");
1131 const char *branch_name = s->branch;
1132 if (!prefixcmp(branch_name, "refs/heads/"))
1133 branch_name += 11;
1134 else if (!strcmp(branch_name, "HEAD")) {
1135 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1136 if (state.detached_from) {
1137 unsigned char sha1[20];
1138 branch_name = state.detached_from;
1139 if (!get_sha1("HEAD", sha1) &&
1140 !hashcmp(sha1, state.detached_sha1))
1141 on_what = _("HEAD detached at ");
1142 else
1143 on_what = _("HEAD detached from ");
1144 } else {
1145 branch_name = "";
1146 on_what = _("Not currently on any branch.");
1149 status_printf(s, color(WT_STATUS_HEADER, s), "");
1150 status_printf_more(s, branch_status_color, "%s", on_what);
1151 status_printf_more(s, branch_color, "%s\n", branch_name);
1152 if (!s->is_initial)
1153 wt_status_print_tracking(s);
1156 wt_status_print_state(s, &state);
1157 free(state.branch);
1158 free(state.onto);
1159 free(state.detached_from);
1161 if (s->is_initial) {
1162 status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
1163 status_printf_ln(s, color(WT_STATUS_HEADER, s), _("Initial commit"));
1164 status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
1167 wt_status_print_updated(s);
1168 wt_status_print_unmerged(s);
1169 wt_status_print_changed(s);
1170 if (s->submodule_summary &&
1171 (!s->ignore_submodule_arg ||
1172 strcmp(s->ignore_submodule_arg, "all"))) {
1173 wt_status_print_submodule_summary(s, 0); /* staged */
1174 wt_status_print_submodule_summary(s, 1); /* unstaged */
1176 if (s->show_untracked_files) {
1177 wt_status_print_other(s, &s->untracked, _("Untracked files"), "add");
1178 if (s->show_ignored_files)
1179 wt_status_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1180 } else if (s->commitable)
1181 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1182 advice_status_hints
1183 ? _(" (use -u option to show untracked files)") : "");
1185 if (s->verbose)
1186 wt_status_print_verbose(s);
1187 if (!s->commitable) {
1188 if (s->amend)
1189 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1190 else if (s->nowarn)
1191 ; /* nothing */
1192 else if (s->workdir_dirty) {
1193 if (advice_status_hints)
1194 printf(_("no changes added to commit "
1195 "(use \"git add\" and/or \"git commit -a\")\n"));
1196 else
1197 printf(_("no changes added to commit\n"));
1198 } else if (s->untracked.nr) {
1199 if (advice_status_hints)
1200 printf(_("nothing added to commit but untracked files "
1201 "present (use \"git add\" to track)\n"));
1202 else
1203 printf(_("nothing added to commit but untracked files present\n"));
1204 } else if (s->is_initial) {
1205 if (advice_status_hints)
1206 printf(_("nothing to commit (create/copy files "
1207 "and use \"git add\" to track)\n"));
1208 else
1209 printf(_("nothing to commit\n"));
1210 } else if (!s->show_untracked_files) {
1211 if (advice_status_hints)
1212 printf(_("nothing to commit (use -u to show untracked files)\n"));
1213 else
1214 printf(_("nothing to commit\n"));
1215 } else
1216 printf(_("nothing to commit, working directory clean\n"));
1220 static void wt_shortstatus_unmerged(struct string_list_item *it,
1221 struct wt_status *s)
1223 struct wt_status_change_data *d = it->util;
1224 const char *how = "??";
1226 switch (d->stagemask) {
1227 case 1: how = "DD"; break; /* both deleted */
1228 case 2: how = "AU"; break; /* added by us */
1229 case 3: how = "UD"; break; /* deleted by them */
1230 case 4: how = "UA"; break; /* added by them */
1231 case 5: how = "DU"; break; /* deleted by us */
1232 case 6: how = "AA"; break; /* both added */
1233 case 7: how = "UU"; break; /* both modified */
1235 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1236 if (s->null_termination) {
1237 fprintf(stdout, " %s%c", it->string, 0);
1238 } else {
1239 struct strbuf onebuf = STRBUF_INIT;
1240 const char *one;
1241 one = quote_path(it->string, -1, &onebuf, s->prefix);
1242 printf(" %s\n", one);
1243 strbuf_release(&onebuf);
1247 static void wt_shortstatus_status(struct string_list_item *it,
1248 struct wt_status *s)
1250 struct wt_status_change_data *d = it->util;
1252 if (d->index_status)
1253 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1254 else
1255 putchar(' ');
1256 if (d->worktree_status)
1257 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1258 else
1259 putchar(' ');
1260 putchar(' ');
1261 if (s->null_termination) {
1262 fprintf(stdout, "%s%c", it->string, 0);
1263 if (d->head_path)
1264 fprintf(stdout, "%s%c", d->head_path, 0);
1265 } else {
1266 struct strbuf onebuf = STRBUF_INIT;
1267 const char *one;
1268 if (d->head_path) {
1269 one = quote_path(d->head_path, -1, &onebuf, s->prefix);
1270 if (*one != '"' && strchr(one, ' ') != NULL) {
1271 putchar('"');
1272 strbuf_addch(&onebuf, '"');
1273 one = onebuf.buf;
1275 printf("%s -> ", one);
1276 strbuf_release(&onebuf);
1278 one = quote_path(it->string, -1, &onebuf, s->prefix);
1279 if (*one != '"' && strchr(one, ' ') != NULL) {
1280 putchar('"');
1281 strbuf_addch(&onebuf, '"');
1282 one = onebuf.buf;
1284 printf("%s\n", one);
1285 strbuf_release(&onebuf);
1289 static void wt_shortstatus_other(struct string_list_item *it,
1290 struct wt_status *s, const char *sign)
1292 if (s->null_termination) {
1293 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1294 } else {
1295 struct strbuf onebuf = STRBUF_INIT;
1296 const char *one;
1297 one = quote_path(it->string, -1, &onebuf, s->prefix);
1298 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1299 printf(" %s\n", one);
1300 strbuf_release(&onebuf);
1304 static void wt_shortstatus_print_tracking(struct wt_status *s)
1306 struct branch *branch;
1307 const char *header_color = color(WT_STATUS_HEADER, s);
1308 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1309 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1311 const char *base;
1312 const char *branch_name;
1313 int num_ours, num_theirs;
1315 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1317 if (!s->branch)
1318 return;
1319 branch_name = s->branch;
1321 if (!prefixcmp(branch_name, "refs/heads/"))
1322 branch_name += 11;
1323 else if (!strcmp(branch_name, "HEAD")) {
1324 branch_name = _("HEAD (no branch)");
1325 branch_color_local = color(WT_STATUS_NOBRANCH, s);
1328 branch = branch_get(s->branch + 11);
1329 if (s->is_initial)
1330 color_fprintf(s->fp, header_color, _("Initial commit on "));
1331 if (!stat_tracking_info(branch, &num_ours, &num_theirs)) {
1332 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1333 fputc(s->null_termination ? '\0' : '\n', s->fp);
1334 return;
1337 base = branch->merge[0]->dst;
1338 base = shorten_unambiguous_ref(base, 0);
1339 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1340 color_fprintf(s->fp, header_color, "...");
1341 color_fprintf(s->fp, branch_color_remote, "%s", base);
1343 color_fprintf(s->fp, header_color, " [");
1344 if (!num_ours) {
1345 color_fprintf(s->fp, header_color, _("behind "));
1346 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1347 } else if (!num_theirs) {
1348 color_fprintf(s->fp, header_color, _("ahead "));
1349 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1350 } else {
1351 color_fprintf(s->fp, header_color, _("ahead "));
1352 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1353 color_fprintf(s->fp, header_color, _(", behind "));
1354 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1357 color_fprintf(s->fp, header_color, "]");
1358 fputc(s->null_termination ? '\0' : '\n', s->fp);
1361 void wt_shortstatus_print(struct wt_status *s)
1363 int i;
1365 if (s->show_branch)
1366 wt_shortstatus_print_tracking(s);
1368 for (i = 0; i < s->change.nr; i++) {
1369 struct wt_status_change_data *d;
1370 struct string_list_item *it;
1372 it = &(s->change.items[i]);
1373 d = it->util;
1374 if (d->stagemask)
1375 wt_shortstatus_unmerged(it, s);
1376 else
1377 wt_shortstatus_status(it, s);
1379 for (i = 0; i < s->untracked.nr; i++) {
1380 struct string_list_item *it;
1382 it = &(s->untracked.items[i]);
1383 wt_shortstatus_other(it, s, "??");
1385 for (i = 0; i < s->ignored.nr; i++) {
1386 struct string_list_item *it;
1388 it = &(s->ignored.items[i]);
1389 wt_shortstatus_other(it, s, "!!");
1393 void wt_porcelain_print(struct wt_status *s)
1395 s->use_color = 0;
1396 s->relative_paths = 0;
1397 s->prefix = NULL;
1398 wt_shortstatus_print(s);