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fsmonitor: fix memory corruption in some corner cases
[git/debian.git] / wt-status.c
blob40b59be478c9eb10227db2fa086d778e8cb73e77
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 "strvec.h"
12 #include "remote.h"
13 #include "refs.h"
14 #include "submodule.h"
15 #include "column.h"
16 #include "strbuf.h"
17 #include "utf8.h"
18 #include "worktree.h"
19 #include "lockfile.h"
20 #include "sequencer.h"
21
22 #define AB_DELAY_WARNING_IN_MS (2 * 1000)
23
24 static const char cut_line[] =
25 "------------------------ >8 ------------------------\n";
26
27 static char default_wt_status_colors[][COLOR_MAXLEN] = {
28 GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
29 GIT_COLOR_GREEN, /* WT_STATUS_UPDATED */
30 GIT_COLOR_RED, /* WT_STATUS_CHANGED */
31 GIT_COLOR_RED, /* WT_STATUS_UNTRACKED */
32 GIT_COLOR_RED, /* WT_STATUS_NOBRANCH */
33 GIT_COLOR_RED, /* WT_STATUS_UNMERGED */
34 GIT_COLOR_GREEN, /* WT_STATUS_LOCAL_BRANCH */
35 GIT_COLOR_RED, /* WT_STATUS_REMOTE_BRANCH */
36 GIT_COLOR_NIL, /* WT_STATUS_ONBRANCH */
37 };
38
39 static const char *color(int slot, struct wt_status *s)
40 {
41 const char *c = "";
42 if (want_color(s->use_color))
43 c = s->color_palette[slot];
44 if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
45 c = s->color_palette[WT_STATUS_HEADER];
46 return c;
47 }
48
49 static void status_vprintf(struct wt_status *s, int at_bol, const char *color,
50 const char *fmt, va_list ap, const char *trail)
51 {
52 struct strbuf sb = STRBUF_INIT;
53 struct strbuf linebuf = STRBUF_INIT;
54 const char *line, *eol;
55
56 strbuf_vaddf(&sb, fmt, ap);
57 if (!sb.len) {
58 if (s->display_comment_prefix) {
59 strbuf_addch(&sb, comment_line_char);
60 if (!trail)
61 strbuf_addch(&sb, ' ');
62 }
63 color_print_strbuf(s->fp, color, &sb);
64 if (trail)
65 fprintf(s->fp, "%s", trail);
66 strbuf_release(&sb);
67 return;
68 }
69 for (line = sb.buf; *line; line = eol + 1) {
70 eol = strchr(line, '\n');
71
72 strbuf_reset(&linebuf);
73 if (at_bol && s->display_comment_prefix) {
74 strbuf_addch(&linebuf, comment_line_char);
75 if (*line != '\n' && *line != '\t')
76 strbuf_addch(&linebuf, ' ');
77 }
78 if (eol)
79 strbuf_add(&linebuf, line, eol - line);
80 else
81 strbuf_addstr(&linebuf, line);
82 color_print_strbuf(s->fp, color, &linebuf);
83 if (eol)
84 fprintf(s->fp, "\n");
85 else
86 break;
87 at_bol = 1;
88 }
89 if (trail)
90 fprintf(s->fp, "%s", trail);
91 strbuf_release(&linebuf);
92 strbuf_release(&sb);
93 }
94
95 void status_printf_ln(struct wt_status *s, const char *color,
96 const char *fmt, ...)
97 {
98 va_list ap;
99
100 va_start(ap, fmt);
101 status_vprintf(s, 1, color, fmt, ap, "\n");
102 va_end(ap);
103 }
104
105 void status_printf(struct wt_status *s, const char *color,
106 const char *fmt, ...)
107 {
108 va_list ap;
109
110 va_start(ap, fmt);
111 status_vprintf(s, 1, color, fmt, ap, NULL);
112 va_end(ap);
113 }
114
115 static void status_printf_more(struct wt_status *s, const char *color,
116 const char *fmt, ...)
117 {
118 va_list ap;
119
120 va_start(ap, fmt);
121 status_vprintf(s, 0, color, fmt, ap, NULL);
122 va_end(ap);
123 }
124
125 void wt_status_prepare(struct repository *r, struct wt_status *s)
126 {
127 memset(s, 0, sizeof(*s));
128 s->repo = r;
129 memcpy(s->color_palette, default_wt_status_colors,
130 sizeof(default_wt_status_colors));
131 s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
132 s->use_color = -1;
133 s->relative_paths = 1;
134 s->branch = resolve_refdup("HEAD", 0, NULL, NULL);
135 s->reference = "HEAD";
136 s->fp = stdout;
137 s->index_file = get_index_file();
138 s->change.strdup_strings = 1;
139 s->untracked.strdup_strings = 1;
140 s->ignored.strdup_strings = 1;
141 s->show_branch = -1; /* unspecified */
142 s->show_stash = 0;
143 s->ahead_behind_flags = AHEAD_BEHIND_UNSPECIFIED;
144 s->display_comment_prefix = 0;
145 s->detect_rename = -1;
146 s->rename_score = -1;
147 s->rename_limit = -1;
148 }
149
150 static void wt_longstatus_print_unmerged_header(struct wt_status *s)
151 {
152 int i;
153 int del_mod_conflict = 0;
154 int both_deleted = 0;
155 int not_deleted = 0;
156 const char *c = color(WT_STATUS_HEADER, s);
157
158 status_printf_ln(s, c, _("Unmerged paths:"));
159
160 for (i = 0; i < s->change.nr; i++) {
161 struct string_list_item *it = &(s->change.items[i]);
162 struct wt_status_change_data *d = it->util;
163
164 switch (d->stagemask) {
165 case 0:
166 break;
167 case 1:
168 both_deleted = 1;
169 break;
170 case 3:
171 case 5:
172 del_mod_conflict = 1;
173 break;
174 default:
175 not_deleted = 1;
176 break;
177 }
178 }
179
180 if (!s->hints)
181 return;
182 if (s->whence != FROM_COMMIT)
183 ;
184 else if (!s->is_initial) {
185 if (!strcmp(s->reference, "HEAD"))
186 status_printf_ln(s, c,
187 _(" (use \"git restore --staged <file>...\" to unstage)"));
188 else
189 status_printf_ln(s, c,
190 _(" (use \"git restore --source=%s --staged <file>...\" to unstage)"),
191 s->reference);
192 } else
193 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
194
195 if (!both_deleted) {
196 if (!del_mod_conflict)
197 status_printf_ln(s, c, _(" (use \"git add <file>...\" to mark resolution)"));
198 else
199 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
200 } else if (!del_mod_conflict && !not_deleted) {
201 status_printf_ln(s, c, _(" (use \"git rm <file>...\" to mark resolution)"));
202 } else {
203 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
204 }
205 }
206
207 static void wt_longstatus_print_cached_header(struct wt_status *s)
208 {
209 const char *c = color(WT_STATUS_HEADER, s);
210
211 status_printf_ln(s, c, _("Changes to be committed:"));
212 if (!s->hints)
213 return;
214 if (s->whence != FROM_COMMIT)
215 ; /* NEEDSWORK: use "git reset --unresolve"??? */
216 else if (!s->is_initial) {
217 if (!strcmp(s->reference, "HEAD"))
218 status_printf_ln(s, c
219 , _(" (use \"git restore --staged <file>...\" to unstage)"));
220 else
221 status_printf_ln(s, c,
222 _(" (use \"git restore --source=%s --staged <file>...\" to unstage)"),
223 s->reference);
224 } else
225 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
226 }
227
228 static void wt_longstatus_print_dirty_header(struct wt_status *s,
229 int has_deleted,
230 int has_dirty_submodules)
231 {
232 const char *c = color(WT_STATUS_HEADER, s);
233
234 status_printf_ln(s, c, _("Changes not staged for commit:"));
235 if (!s->hints)
236 return;
237 if (!has_deleted)
238 status_printf_ln(s, c, _(" (use \"git add <file>...\" to update what will be committed)"));
239 else
240 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" to update what will be committed)"));
241 status_printf_ln(s, c, _(" (use \"git restore <file>...\" to discard changes in working directory)"));
242 if (has_dirty_submodules)
243 status_printf_ln(s, c, _(" (commit or discard the untracked or modified content in submodules)"));
244 }
245
246 static void wt_longstatus_print_other_header(struct wt_status *s,
247 const char *what,
248 const char *how)
249 {
250 const char *c = color(WT_STATUS_HEADER, s);
251 status_printf_ln(s, c, "%s:", what);
252 if (!s->hints)
253 return;
254 status_printf_ln(s, c, _(" (use \"git %s <file>...\" to include in what will be committed)"), how);
255 }
256
257 static void wt_longstatus_print_trailer(struct wt_status *s)
258 {
259 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
260 }
261
262 static const char *wt_status_unmerged_status_string(int stagemask)
263 {
264 switch (stagemask) {
265 case 1:
266 return _("both deleted:");
267 case 2:
268 return _("added by us:");
269 case 3:
270 return _("deleted by them:");
271 case 4:
272 return _("added by them:");
273 case 5:
274 return _("deleted by us:");
275 case 6:
276 return _("both added:");
277 case 7:
278 return _("both modified:");
279 default:
280 BUG("unhandled unmerged status %x", stagemask);
281 }
282 }
283
284 static const char *wt_status_diff_status_string(int status)
285 {
286 switch (status) {
287 case DIFF_STATUS_ADDED:
288 return _("new file:");
289 case DIFF_STATUS_COPIED:
290 return _("copied:");
291 case DIFF_STATUS_DELETED:
292 return _("deleted:");
293 case DIFF_STATUS_MODIFIED:
294 return _("modified:");
295 case DIFF_STATUS_RENAMED:
296 return _("renamed:");
297 case DIFF_STATUS_TYPE_CHANGED:
298 return _("typechange:");
299 case DIFF_STATUS_UNKNOWN:
300 return _("unknown:");
301 case DIFF_STATUS_UNMERGED:
302 return _("unmerged:");
303 default:
304 return NULL;
305 }
306 }
307
308 static int maxwidth(const char *(*label)(int), int minval, int maxval)
309 {
310 int result = 0, i;
311
312 for (i = minval; i <= maxval; i++) {
313 const char *s = label(i);
314 int len = s ? utf8_strwidth(s) : 0;
315 if (len > result)
316 result = len;
317 }
318 return result;
319 }
320
321 static void wt_longstatus_print_unmerged_data(struct wt_status *s,
322 struct string_list_item *it)
323 {
324 const char *c = color(WT_STATUS_UNMERGED, s);
325 struct wt_status_change_data *d = it->util;
326 struct strbuf onebuf = STRBUF_INIT;
327 static char *padding;
328 static int label_width;
329 const char *one, *how;
330 int len;
331
332 if (!padding) {
333 label_width = maxwidth(wt_status_unmerged_status_string, 1, 7);
334 label_width += strlen(" ");
335 padding = xmallocz(label_width);
336 memset(padding, ' ', label_width);
337 }
338
339 one = quote_path(it->string, s->prefix, &onebuf, 0);
340 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
341
342 how = wt_status_unmerged_status_string(d->stagemask);
343 len = label_width - utf8_strwidth(how);
344 status_printf_more(s, c, "%s%.*s%s\n", how, len, padding, one);
345 strbuf_release(&onebuf);
346 }
347
348 static void wt_longstatus_print_change_data(struct wt_status *s,
349 int change_type,
350 struct string_list_item *it)
351 {
352 struct wt_status_change_data *d = it->util;
353 const char *c = color(change_type, s);
354 int status;
355 char *one_name;
356 char *two_name;
357 const char *one, *two;
358 struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
359 struct strbuf extra = STRBUF_INIT;
360 static char *padding;
361 static int label_width;
362 const char *what;
363 int len;
364
365 if (!padding) {
366 /* If DIFF_STATUS_* uses outside the range [A..Z], we're in trouble */
367 label_width = maxwidth(wt_status_diff_status_string, 'A', 'Z');
368 label_width += strlen(" ");
369 padding = xmallocz(label_width);
370 memset(padding, ' ', label_width);
371 }
372
373 one_name = two_name = it->string;
374 switch (change_type) {
375 case WT_STATUS_UPDATED:
376 status = d->index_status;
377 break;
378 case WT_STATUS_CHANGED:
379 if (d->new_submodule_commits || d->dirty_submodule) {
380 strbuf_addstr(&extra, " (");
381 if (d->new_submodule_commits)
382 strbuf_addstr(&extra, _("new commits, "));
383 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
384 strbuf_addstr(&extra, _("modified content, "));
385 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
386 strbuf_addstr(&extra, _("untracked content, "));
387 strbuf_setlen(&extra, extra.len - 2);
388 strbuf_addch(&extra, ')');
389 }
390 status = d->worktree_status;
391 break;
392 default:
393 BUG("unhandled change_type %d in wt_longstatus_print_change_data",
394 change_type);
395 }
396
397 /*
398 * Only pick up the rename it's relevant. If the rename is for
399 * the changed section and we're printing the updated section,
400 * ignore it.
401 */
402 if (d->rename_status == status)
403 one_name = d->rename_source;
404
405 one = quote_path(one_name, s->prefix, &onebuf, 0);
406 two = quote_path(two_name, s->prefix, &twobuf, 0);
407
408 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
409 what = wt_status_diff_status_string(status);
410 if (!what)
411 BUG("unhandled diff status %c", status);
412 len = label_width - utf8_strwidth(what);
413 assert(len >= 0);
414 if (one_name != two_name)
415 status_printf_more(s, c, "%s%.*s%s -> %s",
416 what, len, padding, one, two);
417 else
418 status_printf_more(s, c, "%s%.*s%s",
419 what, len, padding, one);
420 if (extra.len) {
421 status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
422 strbuf_release(&extra);
423 }
424 status_printf_more(s, GIT_COLOR_NORMAL, "\n");
425 strbuf_release(&onebuf);
426 strbuf_release(&twobuf);
427 }
428
429 static char short_submodule_status(struct wt_status_change_data *d)
430 {
431 if (d->new_submodule_commits)
432 return 'M';
433 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
434 return 'm';
435 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
436 return '?';
437 return d->worktree_status;
438 }
439
440 static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
441 struct diff_options *options,
442 void *data)
443 {
444 struct wt_status *s = data;
445 int i;
446
447 if (!q->nr)
448 return;
449 s->workdir_dirty = 1;
450 for (i = 0; i < q->nr; i++) {
451 struct diff_filepair *p;
452 struct string_list_item *it;
453 struct wt_status_change_data *d;
454
455 p = q->queue[i];
456 it = string_list_insert(&s->change, p->two->path);
457 d = it->util;
458 if (!d) {
459 d = xcalloc(1, sizeof(*d));
460 it->util = d;
461 }
462 if (!d->worktree_status)
463 d->worktree_status = p->status;
464 if (S_ISGITLINK(p->two->mode)) {
465 d->dirty_submodule = p->two->dirty_submodule;
466 d->new_submodule_commits = !oideq(&p->one->oid,
467 &p->two->oid);
468 if (s->status_format == STATUS_FORMAT_SHORT)
469 d->worktree_status = short_submodule_status(d);
470 }
471
472 switch (p->status) {
473 case DIFF_STATUS_ADDED:
474 d->mode_worktree = p->two->mode;
475 break;
476
477 case DIFF_STATUS_DELETED:
478 d->mode_index = p->one->mode;
479 oidcpy(&d->oid_index, &p->one->oid);
480 /* mode_worktree is zero for a delete. */
481 break;
482
483 case DIFF_STATUS_COPIED:
484 case DIFF_STATUS_RENAMED:
485 if (d->rename_status)
486 BUG("multiple renames on the same target? how?");
487 d->rename_source = xstrdup(p->one->path);
488 d->rename_score = p->score * 100 / MAX_SCORE;
489 d->rename_status = p->status;
490 /* fallthru */
491 case DIFF_STATUS_MODIFIED:
492 case DIFF_STATUS_TYPE_CHANGED:
493 case DIFF_STATUS_UNMERGED:
494 d->mode_index = p->one->mode;
495 d->mode_worktree = p->two->mode;
496 oidcpy(&d->oid_index, &p->one->oid);
497 break;
498
499 default:
500 BUG("unhandled diff-files status '%c'", p->status);
501 break;
502 }
503
504 }
505 }
506
507 static int unmerged_mask(struct index_state *istate, const char *path)
508 {
509 int pos, mask;
510 const struct cache_entry *ce;
511
512 pos = index_name_pos(istate, path, strlen(path));
513 if (0 <= pos)
514 return 0;
515
516 mask = 0;
517 pos = -pos-1;
518 while (pos < istate->cache_nr) {
519 ce = istate->cache[pos++];
520 if (strcmp(ce->name, path) || !ce_stage(ce))
521 break;
522 mask |= (1 << (ce_stage(ce) - 1));
523 }
524 return mask;
525 }
526
527 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
528 struct diff_options *options,
529 void *data)
530 {
531 struct wt_status *s = data;
532 int i;
533
534 for (i = 0; i < q->nr; i++) {
535 struct diff_filepair *p;
536 struct string_list_item *it;
537 struct wt_status_change_data *d;
538
539 p = q->queue[i];
540 it = string_list_insert(&s->change, p->two->path);
541 d = it->util;
542 if (!d) {
543 d = xcalloc(1, sizeof(*d));
544 it->util = d;
545 }
546 if (!d->index_status)
547 d->index_status = p->status;
548 switch (p->status) {
549 case DIFF_STATUS_ADDED:
550 /* Leave {mode,oid}_head zero for an add. */
551 d->mode_index = p->two->mode;
552 oidcpy(&d->oid_index, &p->two->oid);
553 s->committable = 1;
554 break;
555 case DIFF_STATUS_DELETED:
556 d->mode_head = p->one->mode;
557 oidcpy(&d->oid_head, &p->one->oid);
558 s->committable = 1;
559 /* Leave {mode,oid}_index zero for a delete. */
560 break;
561
562 case DIFF_STATUS_COPIED:
563 case DIFF_STATUS_RENAMED:
564 if (d->rename_status)
565 BUG("multiple renames on the same target? how?");
566 d->rename_source = xstrdup(p->one->path);
567 d->rename_score = p->score * 100 / MAX_SCORE;
568 d->rename_status = p->status;
569 /* fallthru */
570 case DIFF_STATUS_MODIFIED:
571 case DIFF_STATUS_TYPE_CHANGED:
572 d->mode_head = p->one->mode;
573 d->mode_index = p->two->mode;
574 oidcpy(&d->oid_head, &p->one->oid);
575 oidcpy(&d->oid_index, &p->two->oid);
576 s->committable = 1;
577 break;
578 case DIFF_STATUS_UNMERGED:
579 d->stagemask = unmerged_mask(s->repo->index,
580 p->two->path);
581 /*
582 * Don't bother setting {mode,oid}_{head,index} since the print
583 * code will output the stage values directly and not use the
584 * values in these fields.
585 */
586 break;
587
588 default:
589 BUG("unhandled diff-index status '%c'", p->status);
590 break;
591 }
592 }
593 }
594
595 static void wt_status_collect_changes_worktree(struct wt_status *s)
596 {
597 struct rev_info rev;
598
599 repo_init_revisions(s->repo, &rev, NULL);
600 setup_revisions(0, NULL, &rev, NULL);
601 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
602 rev.diffopt.flags.dirty_submodules = 1;
603 rev.diffopt.ita_invisible_in_index = 1;
604 if (!s->show_untracked_files)
605 rev.diffopt.flags.ignore_untracked_in_submodules = 1;
606 if (s->ignore_submodule_arg) {
607 rev.diffopt.flags.override_submodule_config = 1;
608 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
609 }
610 rev.diffopt.format_callback = wt_status_collect_changed_cb;
611 rev.diffopt.format_callback_data = s;
612 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
613 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
614 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
615 copy_pathspec(&rev.prune_data, &s->pathspec);
616 run_diff_files(&rev, 0);
617 }
618
619 static void wt_status_collect_changes_index(struct wt_status *s)
620 {
621 struct rev_info rev;
622 struct setup_revision_opt opt;
623
624 repo_init_revisions(s->repo, &rev, NULL);
625 memset(&opt, 0, sizeof(opt));
626 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
627 setup_revisions(0, NULL, &rev, &opt);
628
629 rev.diffopt.flags.override_submodule_config = 1;
630 rev.diffopt.ita_invisible_in_index = 1;
631 if (s->ignore_submodule_arg) {
632 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
633 } else {
634 /*
635 * Unless the user did explicitly request a submodule ignore
636 * mode by passing a command line option we do not ignore any
637 * changed submodule SHA-1s when comparing index and HEAD, no
638 * matter what is configured. Otherwise the user won't be
639 * shown any submodules she manually added (and which are
640 * staged to be committed), which would be really confusing.
641 */
642 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
643 }
644
645 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
646 rev.diffopt.format_callback = wt_status_collect_updated_cb;
647 rev.diffopt.format_callback_data = s;
648 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
649 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
650 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
651 copy_pathspec(&rev.prune_data, &s->pathspec);
652 run_diff_index(&rev, 1);
653 }
654
655 static void wt_status_collect_changes_initial(struct wt_status *s)
656 {
657 struct index_state *istate = s->repo->index;
658 int i;
659
660 for (i = 0; i < istate->cache_nr; i++) {
661 struct string_list_item *it;
662 struct wt_status_change_data *d;
663 const struct cache_entry *ce = istate->cache[i];
664
665 if (!ce_path_match(istate, ce, &s->pathspec, NULL))
666 continue;
667 if (ce_intent_to_add(ce))
668 continue;
669 it = string_list_insert(&s->change, ce->name);
670 d = it->util;
671 if (!d) {
672 d = xcalloc(1, sizeof(*d));
673 it->util = d;
674 }
675 if (ce_stage(ce)) {
676 d->index_status = DIFF_STATUS_UNMERGED;
677 d->stagemask |= (1 << (ce_stage(ce) - 1));
678 /*
679 * Don't bother setting {mode,oid}_{head,index} since the print
680 * code will output the stage values directly and not use the
681 * values in these fields.
682 */
683 s->committable = 1;
684 } else {
685 d->index_status = DIFF_STATUS_ADDED;
686 /* Leave {mode,oid}_head zero for adds. */
687 d->mode_index = ce->ce_mode;
688 oidcpy(&d->oid_index, &ce->oid);
689 s->committable = 1;
690 }
691 }
692 }
693
694 static void wt_status_collect_untracked(struct wt_status *s)
695 {
696 int i;
697 struct dir_struct dir;
698 uint64_t t_begin = getnanotime();
699 struct index_state *istate = s->repo->index;
700
701 if (!s->show_untracked_files)
702 return;
703
704 dir_init(&dir);
705 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
706 dir.flags |=
707 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
708 if (s->show_ignored_mode) {
709 dir.flags |= DIR_SHOW_IGNORED_TOO;
710
711 if (s->show_ignored_mode == SHOW_MATCHING_IGNORED)
712 dir.flags |= DIR_SHOW_IGNORED_TOO_MODE_MATCHING;
713 } else {
714 dir.untracked = istate->untracked;
715 }
716
717 setup_standard_excludes(&dir);
718
719 fill_directory(&dir, istate, &s->pathspec);
720
721 for (i = 0; i < dir.nr; i++) {
722 struct dir_entry *ent = dir.entries[i];
723 if (index_name_is_other(istate, ent->name, ent->len))
724 string_list_insert(&s->untracked, ent->name);
725 }
726
727 for (i = 0; i < dir.ignored_nr; i++) {
728 struct dir_entry *ent = dir.ignored[i];
729 if (index_name_is_other(istate, ent->name, ent->len))
730 string_list_insert(&s->ignored, ent->name);
731 }
732
733 dir_clear(&dir);
734
735 if (advice_status_u_option)
736 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
737 }
738
739 static int has_unmerged(struct wt_status *s)
740 {
741 int i;
742
743 for (i = 0; i < s->change.nr; i++) {
744 struct wt_status_change_data *d;
745 d = s->change.items[i].util;
746 if (d->stagemask)
747 return 1;
748 }
749 return 0;
750 }
751
752 void wt_status_collect(struct wt_status *s)
753 {
754 trace2_region_enter("status", "worktrees", s->repo);
755 wt_status_collect_changes_worktree(s);
756 trace2_region_leave("status", "worktrees", s->repo);
757
758 if (s->is_initial) {
759 trace2_region_enter("status", "initial", s->repo);
760 wt_status_collect_changes_initial(s);
761 trace2_region_leave("status", "initial", s->repo);
762 } else {
763 trace2_region_enter("status", "index", s->repo);
764 wt_status_collect_changes_index(s);
765 trace2_region_leave("status", "index", s->repo);
766 }
767
768 trace2_region_enter("status", "untracked", s->repo);
769 wt_status_collect_untracked(s);
770 trace2_region_leave("status", "untracked", s->repo);
771
772 wt_status_get_state(s->repo, &s->state, s->branch && !strcmp(s->branch, "HEAD"));
773 if (s->state.merge_in_progress && !has_unmerged(s))
774 s->committable = 1;
775 }
776
777 void wt_status_collect_free_buffers(struct wt_status *s)
778 {
779 wt_status_state_free_buffers(&s->state);
780 }
781
782 void wt_status_state_free_buffers(struct wt_status_state *state)
783 {
784 FREE_AND_NULL(state->branch);
785 FREE_AND_NULL(state->onto);
786 FREE_AND_NULL(state->detached_from);
787 }
788
789 static void wt_longstatus_print_unmerged(struct wt_status *s)
790 {
791 int shown_header = 0;
792 int i;
793
794 for (i = 0; i < s->change.nr; i++) {
795 struct wt_status_change_data *d;
796 struct string_list_item *it;
797 it = &(s->change.items[i]);
798 d = it->util;
799 if (!d->stagemask)
800 continue;
801 if (!shown_header) {
802 wt_longstatus_print_unmerged_header(s);
803 shown_header = 1;
804 }
805 wt_longstatus_print_unmerged_data(s, it);
806 }
807 if (shown_header)
808 wt_longstatus_print_trailer(s);
809
810 }
811
812 static void wt_longstatus_print_updated(struct wt_status *s)
813 {
814 int shown_header = 0;
815 int i;
816
817 for (i = 0; i < s->change.nr; i++) {
818 struct wt_status_change_data *d;
819 struct string_list_item *it;
820 it = &(s->change.items[i]);
821 d = it->util;
822 if (!d->index_status ||
823 d->index_status == DIFF_STATUS_UNMERGED)
824 continue;
825 if (!shown_header) {
826 wt_longstatus_print_cached_header(s);
827 shown_header = 1;
828 }
829 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
830 }
831 if (shown_header)
832 wt_longstatus_print_trailer(s);
833 }
834
835 /*
836 * -1 : has delete
837 * 0 : no change
838 * 1 : some change but no delete
839 */
840 static int wt_status_check_worktree_changes(struct wt_status *s,
841 int *dirty_submodules)
842 {
843 int i;
844 int changes = 0;
845
846 *dirty_submodules = 0;
847
848 for (i = 0; i < s->change.nr; i++) {
849 struct wt_status_change_data *d;
850 d = s->change.items[i].util;
851 if (!d->worktree_status ||
852 d->worktree_status == DIFF_STATUS_UNMERGED)
853 continue;
854 if (!changes)
855 changes = 1;
856 if (d->dirty_submodule)
857 *dirty_submodules = 1;
858 if (d->worktree_status == DIFF_STATUS_DELETED)
859 changes = -1;
860 }
861 return changes;
862 }
863
864 static void wt_longstatus_print_changed(struct wt_status *s)
865 {
866 int i, dirty_submodules;
867 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
868
869 if (!worktree_changes)
870 return;
871
872 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
873
874 for (i = 0; i < s->change.nr; i++) {
875 struct wt_status_change_data *d;
876 struct string_list_item *it;
877 it = &(s->change.items[i]);
878 d = it->util;
879 if (!d->worktree_status ||
880 d->worktree_status == DIFF_STATUS_UNMERGED)
881 continue;
882 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
883 }
884 wt_longstatus_print_trailer(s);
885 }
886
887 static int stash_count_refs(struct object_id *ooid, struct object_id *noid,
888 const char *email, timestamp_t timestamp, int tz,
889 const char *message, void *cb_data)
890 {
891 int *c = cb_data;
892 (*c)++;
893 return 0;
894 }
895
896 static void wt_longstatus_print_stash_summary(struct wt_status *s)
897 {
898 int stash_count = 0;
899
900 for_each_reflog_ent("refs/stash", stash_count_refs, &stash_count);
901 if (stash_count > 0)
902 status_printf_ln(s, GIT_COLOR_NORMAL,
903 Q_("Your stash currently has %d entry",
904 "Your stash currently has %d entries", stash_count),
905 stash_count);
906 }
907
908 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
909 {
910 struct child_process sm_summary = CHILD_PROCESS_INIT;
911 struct strbuf cmd_stdout = STRBUF_INIT;
912 struct strbuf summary = STRBUF_INIT;
913 char *summary_content;
914
915 strvec_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s", s->index_file);
916
917 strvec_push(&sm_summary.args, "submodule");
918 strvec_push(&sm_summary.args, "summary");
919 strvec_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
920 strvec_push(&sm_summary.args, "--for-status");
921 strvec_push(&sm_summary.args, "--summary-limit");
922 strvec_pushf(&sm_summary.args, "%d", s->submodule_summary);
923 if (!uncommitted)
924 strvec_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
925
926 sm_summary.git_cmd = 1;
927 sm_summary.no_stdin = 1;
928
929 capture_command(&sm_summary, &cmd_stdout, 1024);
930
931 /* prepend header, only if there's an actual output */
932 if (cmd_stdout.len) {
933 if (uncommitted)
934 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
935 else
936 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
937 strbuf_addstr(&summary, "\n\n");
938 }
939 strbuf_addbuf(&summary, &cmd_stdout);
940 strbuf_release(&cmd_stdout);
941
942 if (s->display_comment_prefix) {
943 size_t len;
944 summary_content = strbuf_detach(&summary, &len);
945 strbuf_add_commented_lines(&summary, summary_content, len);
946 free(summary_content);
947 }
948
949 fputs(summary.buf, s->fp);
950 strbuf_release(&summary);
951 }
952
953 static void wt_longstatus_print_other(struct wt_status *s,
954 struct string_list *l,
955 const char *what,
956 const char *how)
957 {
958 int i;
959 struct strbuf buf = STRBUF_INIT;
960 static struct string_list output = STRING_LIST_INIT_DUP;
961 struct column_options copts;
962
963 if (!l->nr)
964 return;
965
966 wt_longstatus_print_other_header(s, what, how);
967
968 for (i = 0; i < l->nr; i++) {
969 struct string_list_item *it;
970 const char *path;
971 it = &(l->items[i]);
972 path = quote_path(it->string, s->prefix, &buf, 0);
973 if (column_active(s->colopts)) {
974 string_list_append(&output, path);
975 continue;
976 }
977 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
978 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
979 "%s\n", path);
980 }
981
982 strbuf_release(&buf);
983 if (!column_active(s->colopts))
984 goto conclude;
985
986 strbuf_addf(&buf, "%s%s\t%s",
987 color(WT_STATUS_HEADER, s),
988 s->display_comment_prefix ? "#" : "",
989 color(WT_STATUS_UNTRACKED, s));
990 memset(&copts, 0, sizeof(copts));
991 copts.padding = 1;
992 copts.indent = buf.buf;
993 if (want_color(s->use_color))
994 copts.nl = GIT_COLOR_RESET "\n";
995 print_columns(&output, s->colopts, &copts);
996 string_list_clear(&output, 0);
997 strbuf_release(&buf);
998 conclude:
999 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1000 }
1001
1002 size_t wt_status_locate_end(const char *s, size_t len)
1003 {
1004 const char *p;
1005 struct strbuf pattern = STRBUF_INIT;
1006
1007 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
1008 if (starts_with(s, pattern.buf + 1))
1009 len = 0;
1010 else if ((p = strstr(s, pattern.buf)))
1011 len = p - s + 1;
1012 strbuf_release(&pattern);
1013 return len;
1014 }
1015
1016 void wt_status_append_cut_line(struct strbuf *buf)
1017 {
1018 const char *explanation = _("Do not modify or remove the line above.\nEverything below it will be ignored.");
1019
1020 strbuf_commented_addf(buf, "%s", cut_line);
1021 strbuf_add_commented_lines(buf, explanation, strlen(explanation));
1022 }
1023
1024 void wt_status_add_cut_line(FILE *fp)
1025 {
1026 struct strbuf buf = STRBUF_INIT;
1027
1028 wt_status_append_cut_line(&buf);
1029 fputs(buf.buf, fp);
1030 strbuf_release(&buf);
1031 }
1032
1033 static void wt_longstatus_print_verbose(struct wt_status *s)
1034 {
1035 struct rev_info rev;
1036 struct setup_revision_opt opt;
1037 int dirty_submodules;
1038 const char *c = color(WT_STATUS_HEADER, s);
1039
1040 repo_init_revisions(s->repo, &rev, NULL);
1041 rev.diffopt.flags.allow_textconv = 1;
1042 rev.diffopt.ita_invisible_in_index = 1;
1043
1044 memset(&opt, 0, sizeof(opt));
1045 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
1046 setup_revisions(0, NULL, &rev, &opt);
1047
1048 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
1049 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
1050 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
1051 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
1052 rev.diffopt.file = s->fp;
1053 rev.diffopt.close_file = 0;
1054 /*
1055 * If we're not going to stdout, then we definitely don't
1056 * want color, since we are going to the commit message
1057 * file (and even the "auto" setting won't work, since it
1058 * will have checked isatty on stdout). But we then do want
1059 * to insert the scissor line here to reliably remove the
1060 * diff before committing.
1061 */
1062 if (s->fp != stdout) {
1063 rev.diffopt.use_color = 0;
1064 wt_status_add_cut_line(s->fp);
1065 }
1066 if (s->verbose > 1 && s->committable) {
1067 /* print_updated() printed a header, so do we */
1068 if (s->fp != stdout)
1069 wt_longstatus_print_trailer(s);
1070 status_printf_ln(s, c, _("Changes to be committed:"));
1071 rev.diffopt.a_prefix = "c/";
1072 rev.diffopt.b_prefix = "i/";
1073 } /* else use prefix as per user config */
1074 run_diff_index(&rev, 1);
1075 if (s->verbose > 1 &&
1076 wt_status_check_worktree_changes(s, &dirty_submodules)) {
1077 status_printf_ln(s, c,
1078 "--------------------------------------------------");
1079 status_printf_ln(s, c, _("Changes not staged for commit:"));
1080 setup_work_tree();
1081 rev.diffopt.a_prefix = "i/";
1082 rev.diffopt.b_prefix = "w/";
1083 run_diff_files(&rev, 0);
1084 }
1085 }
1086
1087 static void wt_longstatus_print_tracking(struct wt_status *s)
1088 {
1089 struct strbuf sb = STRBUF_INIT;
1090 const char *cp, *ep, *branch_name;
1091 struct branch *branch;
1092 char comment_line_string[3];
1093 int i;
1094 uint64_t t_begin = 0;
1095
1096 assert(s->branch && !s->is_initial);
1097 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
1098 return;
1099 branch = branch_get(branch_name);
1100
1101 t_begin = getnanotime();
1102
1103 if (!format_tracking_info(branch, &sb, s->ahead_behind_flags))
1104 return;
1105
1106 if (advice_status_ahead_behind_warning &&
1107 s->ahead_behind_flags == AHEAD_BEHIND_FULL) {
1108 uint64_t t_delta_in_ms = (getnanotime() - t_begin) / 1000000;
1109 if (t_delta_in_ms > AB_DELAY_WARNING_IN_MS) {
1110 strbuf_addf(&sb, _("\n"
1111 "It took %.2f seconds to compute the branch ahead/behind values.\n"
1112 "You can use '--no-ahead-behind' to avoid this.\n"),
1113 t_delta_in_ms / 1000.0);
1114 }
1115 }
1116
1117 i = 0;
1118 if (s->display_comment_prefix) {
1119 comment_line_string[i++] = comment_line_char;
1120 comment_line_string[i++] = ' ';
1121 }
1122 comment_line_string[i] = '\0';
1123
1124 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
1125 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
1126 "%s%.*s", comment_line_string,
1127 (int)(ep - cp), cp);
1128 if (s->display_comment_prefix)
1129 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
1130 comment_line_char);
1131 else
1132 fputs("\n", s->fp);
1133 strbuf_release(&sb);
1134 }
1135
1136 static void show_merge_in_progress(struct wt_status *s,
1137 const char *color)
1138 {
1139 if (has_unmerged(s)) {
1140 status_printf_ln(s, color, _("You have unmerged paths."));
1141 if (s->hints) {
1142 status_printf_ln(s, color,
1143 _(" (fix conflicts and run \"git commit\")"));
1144 status_printf_ln(s, color,
1145 _(" (use \"git merge --abort\" to abort the merge)"));
1146 }
1147 } else {
1148 status_printf_ln(s, color,
1149 _("All conflicts fixed but you are still merging."));
1150 if (s->hints)
1151 status_printf_ln(s, color,
1152 _(" (use \"git commit\" to conclude merge)"));
1153 }
1154 wt_longstatus_print_trailer(s);
1155 }
1156
1157 static void show_am_in_progress(struct wt_status *s,
1158 const char *color)
1159 {
1160 status_printf_ln(s, color,
1161 _("You are in the middle of an am session."));
1162 if (s->state.am_empty_patch)
1163 status_printf_ln(s, color,
1164 _("The current patch is empty."));
1165 if (s->hints) {
1166 if (!s->state.am_empty_patch)
1167 status_printf_ln(s, color,
1168 _(" (fix conflicts and then run \"git am --continue\")"));
1169 status_printf_ln(s, color,
1170 _(" (use \"git am --skip\" to skip this patch)"));
1171 status_printf_ln(s, color,
1172 _(" (use \"git am --abort\" to restore the original branch)"));
1173 }
1174 wt_longstatus_print_trailer(s);
1175 }
1176
1177 static char *read_line_from_git_path(const char *filename)
1178 {
1179 struct strbuf buf = STRBUF_INIT;
1180 FILE *fp = fopen_or_warn(git_path("%s", filename), "r");
1181
1182 if (!fp) {
1183 strbuf_release(&buf);
1184 return NULL;
1185 }
1186 strbuf_getline_lf(&buf, fp);
1187 if (!fclose(fp)) {
1188 return strbuf_detach(&buf, NULL);
1189 } else {
1190 strbuf_release(&buf);
1191 return NULL;
1192 }
1193 }
1194
1195 static int split_commit_in_progress(struct wt_status *s)
1196 {
1197 int split_in_progress = 0;
1198 char *head, *orig_head, *rebase_amend, *rebase_orig_head;
1199
1200 if ((!s->amend && !s->nowarn && !s->workdir_dirty) ||
1201 !s->branch || strcmp(s->branch, "HEAD"))
1202 return 0;
1203
1204 head = read_line_from_git_path("HEAD");
1205 orig_head = read_line_from_git_path("ORIG_HEAD");
1206 rebase_amend = read_line_from_git_path("rebase-merge/amend");
1207 rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1208
1209 if (!head || !orig_head || !rebase_amend || !rebase_orig_head)
1210 ; /* fall through, no split in progress */
1211 else if (!strcmp(rebase_amend, rebase_orig_head))
1212 split_in_progress = !!strcmp(head, rebase_amend);
1213 else if (strcmp(orig_head, rebase_orig_head))
1214 split_in_progress = 1;
1215
1216 free(head);
1217 free(orig_head);
1218 free(rebase_amend);
1219 free(rebase_orig_head);
1220
1221 return split_in_progress;
1222 }
1223
1224 /*
1225 * Turn
1226 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1227 * into
1228 * "pick d6a2f03 some message"
1229 *
1230 * The function assumes that the line does not contain useless spaces
1231 * before or after the command.
1232 */
1233 static void abbrev_oid_in_line(struct strbuf *line)
1234 {
1235 struct strbuf **split;
1236 int i;
1237
1238 if (starts_with(line->buf, "exec ") ||
1239 starts_with(line->buf, "x ") ||
1240 starts_with(line->buf, "label ") ||
1241 starts_with(line->buf, "l "))
1242 return;
1243
1244 split = strbuf_split_max(line, ' ', 3);
1245 if (split[0] && split[1]) {
1246 struct object_id oid;
1247
1248 /*
1249 * strbuf_split_max left a space. Trim it and re-add
1250 * it after abbreviation.
1251 */
1252 strbuf_trim(split[1]);
1253 if (!get_oid(split[1]->buf, &oid)) {
1254 strbuf_reset(split[1]);
1255 strbuf_add_unique_abbrev(split[1], &oid,
1256 DEFAULT_ABBREV);
1257 strbuf_addch(split[1], ' ');
1258 strbuf_reset(line);
1259 for (i = 0; split[i]; i++)
1260 strbuf_addbuf(line, split[i]);
1261 }
1262 }
1263 strbuf_list_free(split);
1264 }
1265
1266 static int read_rebase_todolist(const char *fname, struct string_list *lines)
1267 {
1268 struct strbuf line = STRBUF_INIT;
1269 FILE *f = fopen(git_path("%s", fname), "r");
1270
1271 if (!f) {
1272 if (errno == ENOENT)
1273 return -1;
1274 die_errno("Could not open file %s for reading",
1275 git_path("%s", fname));
1276 }
1277 while (!strbuf_getline_lf(&line, f)) {
1278 if (line.len && line.buf[0] == comment_line_char)
1279 continue;
1280 strbuf_trim(&line);
1281 if (!line.len)
1282 continue;
1283 abbrev_oid_in_line(&line);
1284 string_list_append(lines, line.buf);
1285 }
1286 fclose(f);
1287 strbuf_release(&line);
1288 return 0;
1289 }
1290
1291 static void show_rebase_information(struct wt_status *s,
1292 const char *color)
1293 {
1294 if (s->state.rebase_interactive_in_progress) {
1295 int i;
1296 int nr_lines_to_show = 2;
1297
1298 struct string_list have_done = STRING_LIST_INIT_DUP;
1299 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1300
1301 read_rebase_todolist("rebase-merge/done", &have_done);
1302 if (read_rebase_todolist("rebase-merge/git-rebase-todo",
1303 &yet_to_do))
1304 status_printf_ln(s, color,
1305 _("git-rebase-todo is missing."));
1306 if (have_done.nr == 0)
1307 status_printf_ln(s, color, _("No commands done."));
1308 else {
1309 status_printf_ln(s, color,
1310 Q_("Last command done (%d command done):",
1311 "Last commands done (%d commands done):",
1312 have_done.nr),
1313 have_done.nr);
1314 for (i = (have_done.nr > nr_lines_to_show)
1315 ? have_done.nr - nr_lines_to_show : 0;
1316 i < have_done.nr;
1317 i++)
1318 status_printf_ln(s, color, " %s", have_done.items[i].string);
1319 if (have_done.nr > nr_lines_to_show && s->hints)
1320 status_printf_ln(s, color,
1321 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1322 }
1323
1324 if (yet_to_do.nr == 0)
1325 status_printf_ln(s, color,
1326 _("No commands remaining."));
1327 else {
1328 status_printf_ln(s, color,
1329 Q_("Next command to do (%d remaining command):",
1330 "Next commands to do (%d remaining commands):",
1331 yet_to_do.nr),
1332 yet_to_do.nr);
1333 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1334 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1335 if (s->hints)
1336 status_printf_ln(s, color,
1337 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1338 }
1339 string_list_clear(&yet_to_do, 0);
1340 string_list_clear(&have_done, 0);
1341 }
1342 }
1343
1344 static void print_rebase_state(struct wt_status *s,
1345 const char *color)
1346 {
1347 if (s->state.branch)
1348 status_printf_ln(s, color,
1349 _("You are currently rebasing branch '%s' on '%s'."),
1350 s->state.branch,
1351 s->state.onto);
1352 else
1353 status_printf_ln(s, color,
1354 _("You are currently rebasing."));
1355 }
1356
1357 static void show_rebase_in_progress(struct wt_status *s,
1358 const char *color)
1359 {
1360 struct stat st;
1361
1362 show_rebase_information(s, color);
1363 if (has_unmerged(s)) {
1364 print_rebase_state(s, color);
1365 if (s->hints) {
1366 status_printf_ln(s, color,
1367 _(" (fix conflicts and then run \"git rebase --continue\")"));
1368 status_printf_ln(s, color,
1369 _(" (use \"git rebase --skip\" to skip this patch)"));
1370 status_printf_ln(s, color,
1371 _(" (use \"git rebase --abort\" to check out the original branch)"));
1372 }
1373 } else if (s->state.rebase_in_progress ||
1374 !stat(git_path_merge_msg(s->repo), &st)) {
1375 print_rebase_state(s, color);
1376 if (s->hints)
1377 status_printf_ln(s, color,
1378 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1379 } else if (split_commit_in_progress(s)) {
1380 if (s->state.branch)
1381 status_printf_ln(s, color,
1382 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1383 s->state.branch,
1384 s->state.onto);
1385 else
1386 status_printf_ln(s, color,
1387 _("You are currently splitting a commit during a rebase."));
1388 if (s->hints)
1389 status_printf_ln(s, color,
1390 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1391 } else {
1392 if (s->state.branch)
1393 status_printf_ln(s, color,
1394 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1395 s->state.branch,
1396 s->state.onto);
1397 else
1398 status_printf_ln(s, color,
1399 _("You are currently editing a commit during a rebase."));
1400 if (s->hints && !s->amend) {
1401 status_printf_ln(s, color,
1402 _(" (use \"git commit --amend\" to amend the current commit)"));
1403 status_printf_ln(s, color,
1404 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1405 }
1406 }
1407 wt_longstatus_print_trailer(s);
1408 }
1409
1410 static void show_cherry_pick_in_progress(struct wt_status *s,
1411 const char *color)
1412 {
1413 if (is_null_oid(&s->state.cherry_pick_head_oid))
1414 status_printf_ln(s, color,
1415 _("Cherry-pick currently in progress."));
1416 else
1417 status_printf_ln(s, color,
1418 _("You are currently cherry-picking commit %s."),
1419 find_unique_abbrev(&s->state.cherry_pick_head_oid,
1420 DEFAULT_ABBREV));
1421
1422 if (s->hints) {
1423 if (has_unmerged(s))
1424 status_printf_ln(s, color,
1425 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1426 else if (is_null_oid(&s->state.cherry_pick_head_oid))
1427 status_printf_ln(s, color,
1428 _(" (run \"git cherry-pick --continue\" to continue)"));
1429 else
1430 status_printf_ln(s, color,
1431 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1432 status_printf_ln(s, color,
1433 _(" (use \"git cherry-pick --skip\" to skip this patch)"));
1434 status_printf_ln(s, color,
1435 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1436 }
1437 wt_longstatus_print_trailer(s);
1438 }
1439
1440 static void show_revert_in_progress(struct wt_status *s,
1441 const char *color)
1442 {
1443 if (is_null_oid(&s->state.revert_head_oid))
1444 status_printf_ln(s, color,
1445 _("Revert currently in progress."));
1446 else
1447 status_printf_ln(s, color,
1448 _("You are currently reverting commit %s."),
1449 find_unique_abbrev(&s->state.revert_head_oid,
1450 DEFAULT_ABBREV));
1451 if (s->hints) {
1452 if (has_unmerged(s))
1453 status_printf_ln(s, color,
1454 _(" (fix conflicts and run \"git revert --continue\")"));
1455 else if (is_null_oid(&s->state.revert_head_oid))
1456 status_printf_ln(s, color,
1457 _(" (run \"git revert --continue\" to continue)"));
1458 else
1459 status_printf_ln(s, color,
1460 _(" (all conflicts fixed: run \"git revert --continue\")"));
1461 status_printf_ln(s, color,
1462 _(" (use \"git revert --skip\" to skip this patch)"));
1463 status_printf_ln(s, color,
1464 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1465 }
1466 wt_longstatus_print_trailer(s);
1467 }
1468
1469 static void show_bisect_in_progress(struct wt_status *s,
1470 const char *color)
1471 {
1472 if (s->state.branch)
1473 status_printf_ln(s, color,
1474 _("You are currently bisecting, started from branch '%s'."),
1475 s->state.branch);
1476 else
1477 status_printf_ln(s, color,
1478 _("You are currently bisecting."));
1479 if (s->hints)
1480 status_printf_ln(s, color,
1481 _(" (use \"git bisect reset\" to get back to the original branch)"));
1482 wt_longstatus_print_trailer(s);
1483 }
1484
1485 static void show_sparse_checkout_in_use(struct wt_status *s,
1486 const char *color)
1487 {
1488 if (s->state.sparse_checkout_percentage == SPARSE_CHECKOUT_DISABLED)
1489 return;
1490
1491 status_printf_ln(s, color,
1492 _("You are in a sparse checkout with %d%% of tracked files present."),
1493 s->state.sparse_checkout_percentage);
1494 wt_longstatus_print_trailer(s);
1495 }
1496
1497 /*
1498 * Extract branch information from rebase/bisect
1499 */
1500 static char *get_branch(const struct worktree *wt, const char *path)
1501 {
1502 struct strbuf sb = STRBUF_INIT;
1503 struct object_id oid;
1504 const char *branch_name;
1505
1506 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1507 goto got_nothing;
1508
1509 while (sb.len && sb.buf[sb.len - 1] == '\n')
1510 strbuf_setlen(&sb, sb.len - 1);
1511 if (!sb.len)
1512 goto got_nothing;
1513 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1514 strbuf_remove(&sb, 0, branch_name - sb.buf);
1515 else if (starts_with(sb.buf, "refs/"))
1516 ;
1517 else if (!get_oid_hex(sb.buf, &oid)) {
1518 strbuf_reset(&sb);
1519 strbuf_add_unique_abbrev(&sb, &oid, DEFAULT_ABBREV);
1520 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1521 goto got_nothing;
1522 else /* bisect */
1523 ;
1524 return strbuf_detach(&sb, NULL);
1525
1526 got_nothing:
1527 strbuf_release(&sb);
1528 return NULL;
1529 }
1530
1531 struct grab_1st_switch_cbdata {
1532 struct strbuf buf;
1533 struct object_id noid;
1534 };
1535
1536 static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
1537 const char *email, timestamp_t timestamp, int tz,
1538 const char *message, void *cb_data)
1539 {
1540 struct grab_1st_switch_cbdata *cb = cb_data;
1541 const char *target = NULL, *end;
1542
1543 if (!skip_prefix(message, "checkout: moving from ", &message))
1544 return 0;
1545 target = strstr(message, " to ");
1546 if (!target)
1547 return 0;
1548 target += strlen(" to ");
1549 strbuf_reset(&cb->buf);
1550 oidcpy(&cb->noid, noid);
1551 end = strchrnul(target, '\n');
1552 strbuf_add(&cb->buf, target, end - target);
1553 if (!strcmp(cb->buf.buf, "HEAD")) {
1554 /* HEAD is relative. Resolve it to the right reflog entry. */
1555 strbuf_reset(&cb->buf);
1556 strbuf_add_unique_abbrev(&cb->buf, noid, DEFAULT_ABBREV);
1557 }
1558 return 1;
1559 }
1560
1561 static void wt_status_get_detached_from(struct repository *r,
1562 struct wt_status_state *state)
1563 {
1564 struct grab_1st_switch_cbdata cb;
1565 struct commit *commit;
1566 struct object_id oid;
1567 char *ref = NULL;
1568
1569 strbuf_init(&cb.buf, 0);
1570 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1571 strbuf_release(&cb.buf);
1572 return;
1573 }
1574
1575 if (dwim_ref(cb.buf.buf, cb.buf.len, &oid, &ref, 1) == 1 &&
1576 /* oid is a commit? match without further lookup */
1577 (oideq(&cb.noid, &oid) ||
1578 /* perhaps oid is a tag, try to dereference to a commit */
1579 ((commit = lookup_commit_reference_gently(r, &oid, 1)) != NULL &&
1580 oideq(&cb.noid, &commit->object.oid)))) {
1581 const char *from = ref;
1582 if (!skip_prefix(from, "refs/tags/", &from))
1583 skip_prefix(from, "refs/remotes/", &from);
1584 state->detached_from = xstrdup(from);
1585 } else
1586 state->detached_from =
1587 xstrdup(find_unique_abbrev(&cb.noid, DEFAULT_ABBREV));
1588 oidcpy(&state->detached_oid, &cb.noid);
1589 state->detached_at = !get_oid("HEAD", &oid) &&
1590 oideq(&oid, &state->detached_oid);
1591
1592 free(ref);
1593 strbuf_release(&cb.buf);
1594 }
1595
1596 int wt_status_check_rebase(const struct worktree *wt,
1597 struct wt_status_state *state)
1598 {
1599 struct stat st;
1600
1601 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1602 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1603 state->am_in_progress = 1;
1604 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1605 state->am_empty_patch = 1;
1606 } else {
1607 state->rebase_in_progress = 1;
1608 state->branch = get_branch(wt, "rebase-apply/head-name");
1609 state->onto = get_branch(wt, "rebase-apply/onto");
1610 }
1611 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1612 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1613 state->rebase_interactive_in_progress = 1;
1614 else
1615 state->rebase_in_progress = 1;
1616 state->branch = get_branch(wt, "rebase-merge/head-name");
1617 state->onto = get_branch(wt, "rebase-merge/onto");
1618 } else
1619 return 0;
1620 return 1;
1621 }
1622
1623 int wt_status_check_bisect(const struct worktree *wt,
1624 struct wt_status_state *state)
1625 {
1626 struct stat st;
1627
1628 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1629 state->bisect_in_progress = 1;
1630 state->branch = get_branch(wt, "BISECT_START");
1631 return 1;
1632 }
1633 return 0;
1634 }
1635
1636 static void wt_status_check_sparse_checkout(struct repository *r,
1637 struct wt_status_state *state)
1638 {
1639 int skip_worktree = 0;
1640 int i;
1641
1642 if (!core_apply_sparse_checkout || r->index->cache_nr == 0) {
1643 /*
1644 * Don't compute percentage of checked out files if we
1645 * aren't in a sparse checkout or would get division by 0.
1646 */
1647 state->sparse_checkout_percentage = SPARSE_CHECKOUT_DISABLED;
1648 return;
1649 }
1650
1651 for (i = 0; i < r->index->cache_nr; i++) {
1652 struct cache_entry *ce = r->index->cache[i];
1653 if (ce_skip_worktree(ce))
1654 skip_worktree++;
1655 }
1656
1657 state->sparse_checkout_percentage =
1658 100 - (100 * skip_worktree)/r->index->cache_nr;
1659 }
1660
1661 void wt_status_get_state(struct repository *r,
1662 struct wt_status_state *state,
1663 int get_detached_from)
1664 {
1665 struct stat st;
1666 struct object_id oid;
1667 enum replay_action action;
1668
1669 if (!stat(git_path_merge_head(r), &st)) {
1670 wt_status_check_rebase(NULL, state);
1671 state->merge_in_progress = 1;
1672 } else if (wt_status_check_rebase(NULL, state)) {
1673 ; /* all set */
1674 } else if (refs_ref_exists(get_main_ref_store(r), "CHERRY_PICK_HEAD") &&
1675 !get_oid("CHERRY_PICK_HEAD", &oid)) {
1676 state->cherry_pick_in_progress = 1;
1677 oidcpy(&state->cherry_pick_head_oid, &oid);
1678 }
1679 wt_status_check_bisect(NULL, state);
1680 if (refs_ref_exists(get_main_ref_store(r), "REVERT_HEAD") &&
1681 !get_oid("REVERT_HEAD", &oid)) {
1682 state->revert_in_progress = 1;
1683 oidcpy(&state->revert_head_oid, &oid);
1684 }
1685 if (!sequencer_get_last_command(r, &action)) {
1686 if (action == REPLAY_PICK) {
1687 state->cherry_pick_in_progress = 1;
1688 oidcpy(&state->cherry_pick_head_oid, &null_oid);
1689 } else {
1690 state->revert_in_progress = 1;
1691 oidcpy(&state->revert_head_oid, &null_oid);
1692 }
1693 }
1694 if (get_detached_from)
1695 wt_status_get_detached_from(r, state);
1696 wt_status_check_sparse_checkout(r, state);
1697 }
1698
1699 static void wt_longstatus_print_state(struct wt_status *s)
1700 {
1701 const char *state_color = color(WT_STATUS_HEADER, s);
1702 struct wt_status_state *state = &s->state;
1703
1704 if (state->merge_in_progress) {
1705 if (state->rebase_interactive_in_progress) {
1706 show_rebase_information(s, state_color);
1707 fputs("\n", s->fp);
1708 }
1709 show_merge_in_progress(s, state_color);
1710 } else if (state->am_in_progress)
1711 show_am_in_progress(s, state_color);
1712 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1713 show_rebase_in_progress(s, state_color);
1714 else if (state->cherry_pick_in_progress)
1715 show_cherry_pick_in_progress(s, state_color);
1716 else if (state->revert_in_progress)
1717 show_revert_in_progress(s, state_color);
1718 if (state->bisect_in_progress)
1719 show_bisect_in_progress(s, state_color);
1720
1721 if (state->sparse_checkout_percentage != SPARSE_CHECKOUT_DISABLED)
1722 show_sparse_checkout_in_use(s, state_color);
1723 }
1724
1725 static void wt_longstatus_print(struct wt_status *s)
1726 {
1727 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1728 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1729
1730 if (s->branch) {
1731 const char *on_what = _("On branch ");
1732 const char *branch_name = s->branch;
1733 if (!strcmp(branch_name, "HEAD")) {
1734 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1735 if (s->state.rebase_in_progress ||
1736 s->state.rebase_interactive_in_progress) {
1737 if (s->state.rebase_interactive_in_progress)
1738 on_what = _("interactive rebase in progress; onto ");
1739 else
1740 on_what = _("rebase in progress; onto ");
1741 branch_name = s->state.onto;
1742 } else if (s->state.detached_from) {
1743 branch_name = s->state.detached_from;
1744 if (s->state.detached_at)
1745 on_what = _("HEAD detached at ");
1746 else
1747 on_what = _("HEAD detached from ");
1748 } else {
1749 branch_name = "";
1750 on_what = _("Not currently on any branch.");
1751 }
1752 } else
1753 skip_prefix(branch_name, "refs/heads/", &branch_name);
1754 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1755 status_printf_more(s, branch_status_color, "%s", on_what);
1756 status_printf_more(s, branch_color, "%s\n", branch_name);
1757 if (!s->is_initial)
1758 wt_longstatus_print_tracking(s);
1759 }
1760
1761 wt_longstatus_print_state(s);
1762
1763 if (s->is_initial) {
1764 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1765 status_printf_ln(s, color(WT_STATUS_HEADER, s),
1766 s->commit_template
1767 ? _("Initial commit")
1768 : _("No commits yet"));
1769 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1770 }
1771
1772 wt_longstatus_print_updated(s);
1773 wt_longstatus_print_unmerged(s);
1774 wt_longstatus_print_changed(s);
1775 if (s->submodule_summary &&
1776 (!s->ignore_submodule_arg ||
1777 strcmp(s->ignore_submodule_arg, "all"))) {
1778 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1779 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1780 }
1781 if (s->show_untracked_files) {
1782 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1783 if (s->show_ignored_mode)
1784 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1785 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1786 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1787 status_printf_ln(s, GIT_COLOR_NORMAL,
1788 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1789 "may speed it up, but you have to be careful not to forget to add\n"
1790 "new files yourself (see 'git help status')."),
1791 s->untracked_in_ms / 1000.0);
1792 }
1793 } else if (s->committable)
1794 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1795 s->hints
1796 ? _(" (use -u option to show untracked files)") : "");
1797
1798 if (s->verbose)
1799 wt_longstatus_print_verbose(s);
1800 if (!s->committable) {
1801 if (s->amend)
1802 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1803 else if (s->nowarn)
1804 ; /* nothing */
1805 else if (s->workdir_dirty) {
1806 if (s->hints)
1807 fprintf(s->fp, _("no changes added to commit "
1808 "(use \"git add\" and/or "
1809 "\"git commit -a\")\n"));
1810 else
1811 fprintf(s->fp, _("no changes added to "
1812 "commit\n"));
1813 } else if (s->untracked.nr) {
1814 if (s->hints)
1815 fprintf(s->fp, _("nothing added to commit but "
1816 "untracked files present (use "
1817 "\"git add\" to track)\n"));
1818 else
1819 fprintf(s->fp, _("nothing added to commit but "
1820 "untracked files present\n"));
1821 } else if (s->is_initial) {
1822 if (s->hints)
1823 fprintf(s->fp, _("nothing to commit (create/"
1824 "copy files and use \"git "
1825 "add\" to track)\n"));
1826 else
1827 fprintf(s->fp, _("nothing to commit\n"));
1828 } else if (!s->show_untracked_files) {
1829 if (s->hints)
1830 fprintf(s->fp, _("nothing to commit (use -u to "
1831 "show untracked files)\n"));
1832 else
1833 fprintf(s->fp, _("nothing to commit\n"));
1834 } else
1835 fprintf(s->fp, _("nothing to commit, working tree "
1836 "clean\n"));
1837 }
1838 if(s->show_stash)
1839 wt_longstatus_print_stash_summary(s);
1840 }
1841
1842 static void wt_shortstatus_unmerged(struct string_list_item *it,
1843 struct wt_status *s)
1844 {
1845 struct wt_status_change_data *d = it->util;
1846 const char *how = "??";
1847
1848 switch (d->stagemask) {
1849 case 1: how = "DD"; break; /* both deleted */
1850 case 2: how = "AU"; break; /* added by us */
1851 case 3: how = "UD"; break; /* deleted by them */
1852 case 4: how = "UA"; break; /* added by them */
1853 case 5: how = "DU"; break; /* deleted by us */
1854 case 6: how = "AA"; break; /* both added */
1855 case 7: how = "UU"; break; /* both modified */
1856 }
1857 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1858 if (s->null_termination) {
1859 fprintf(s->fp, " %s%c", it->string, 0);
1860 } else {
1861 struct strbuf onebuf = STRBUF_INIT;
1862 const char *one;
1863 one = quote_path(it->string, s->prefix, &onebuf, QUOTE_PATH_QUOTE_SP);
1864 fprintf(s->fp, " %s\n", one);
1865 strbuf_release(&onebuf);
1866 }
1867 }
1868
1869 static void wt_shortstatus_status(struct string_list_item *it,
1870 struct wt_status *s)
1871 {
1872 struct wt_status_change_data *d = it->util;
1873
1874 if (d->index_status)
1875 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1876 else
1877 fputc(' ', s->fp);
1878 if (d->worktree_status)
1879 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1880 else
1881 fputc(' ', s->fp);
1882 fputc(' ', s->fp);
1883 if (s->null_termination) {
1884 fprintf(s->fp, "%s%c", it->string, 0);
1885 if (d->rename_source)
1886 fprintf(s->fp, "%s%c", d->rename_source, 0);
1887 } else {
1888 struct strbuf onebuf = STRBUF_INIT;
1889 const char *one;
1890
1891 if (d->rename_source) {
1892 one = quote_path(d->rename_source, s->prefix, &onebuf,
1893 QUOTE_PATH_QUOTE_SP);
1894 fprintf(s->fp, "%s -> ", one);
1895 strbuf_release(&onebuf);
1896 }
1897 one = quote_path(it->string, s->prefix, &onebuf, QUOTE_PATH_QUOTE_SP);
1898 fprintf(s->fp, "%s\n", one);
1899 strbuf_release(&onebuf);
1900 }
1901 }
1902
1903 static void wt_shortstatus_other(struct string_list_item *it,
1904 struct wt_status *s, const char *sign)
1905 {
1906 if (s->null_termination) {
1907 fprintf(s->fp, "%s %s%c", sign, it->string, 0);
1908 } else {
1909 struct strbuf onebuf = STRBUF_INIT;
1910 const char *one;
1911 one = quote_path(it->string, s->prefix, &onebuf, QUOTE_PATH_QUOTE_SP);
1912 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1913 fprintf(s->fp, " %s\n", one);
1914 strbuf_release(&onebuf);
1915 }
1916 }
1917
1918 static void wt_shortstatus_print_tracking(struct wt_status *s)
1919 {
1920 struct branch *branch;
1921 const char *header_color = color(WT_STATUS_HEADER, s);
1922 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1923 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1924
1925 const char *base;
1926 char *short_base;
1927 const char *branch_name;
1928 int num_ours, num_theirs, sti;
1929 int upstream_is_gone = 0;
1930
1931 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1932
1933 if (!s->branch)
1934 return;
1935 branch_name = s->branch;
1936
1937 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1938
1939 if (s->is_initial)
1940 color_fprintf(s->fp, header_color, LABEL(N_("No commits yet on ")));
1941
1942 if (!strcmp(s->branch, "HEAD")) {
1943 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1944 LABEL(N_("HEAD (no branch)")));
1945 goto conclude;
1946 }
1947
1948 skip_prefix(branch_name, "refs/heads/", &branch_name);
1949
1950 branch = branch_get(branch_name);
1951
1952 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1953
1954 sti = stat_tracking_info(branch, &num_ours, &num_theirs, &base,
1955 0, s->ahead_behind_flags);
1956 if (sti < 0) {
1957 if (!base)
1958 goto conclude;
1959
1960 upstream_is_gone = 1;
1961 }
1962
1963 short_base = shorten_unambiguous_ref(base, 0);
1964 color_fprintf(s->fp, header_color, "...");
1965 color_fprintf(s->fp, branch_color_remote, "%s", short_base);
1966 free(short_base);
1967
1968 if (!upstream_is_gone && !sti)
1969 goto conclude;
1970
1971 color_fprintf(s->fp, header_color, " [");
1972 if (upstream_is_gone) {
1973 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1974 } else if (s->ahead_behind_flags == AHEAD_BEHIND_QUICK) {
1975 color_fprintf(s->fp, header_color, LABEL(N_("different")));
1976 } else if (!num_ours) {
1977 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1978 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1979 } else if (!num_theirs) {
1980 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1981 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1982 } else {
1983 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1984 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1985 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1986 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1987 }
1988
1989 color_fprintf(s->fp, header_color, "]");
1990 conclude:
1991 fputc(s->null_termination ? '\0' : '\n', s->fp);
1992 }
1993
1994 static void wt_shortstatus_print(struct wt_status *s)
1995 {
1996 struct string_list_item *it;
1997
1998 if (s->show_branch)
1999 wt_shortstatus_print_tracking(s);
2000
2001 for_each_string_list_item(it, &s->change) {
2002 struct wt_status_change_data *d = it->util;
2003
2004 if (d->stagemask)
2005 wt_shortstatus_unmerged(it, s);
2006 else
2007 wt_shortstatus_status(it, s);
2008 }
2009 for_each_string_list_item(it, &s->untracked)
2010 wt_shortstatus_other(it, s, "??");
2011
2012 for_each_string_list_item(it, &s->ignored)
2013 wt_shortstatus_other(it, s, "!!");
2014 }
2015
2016 static void wt_porcelain_print(struct wt_status *s)
2017 {
2018 s->use_color = 0;
2019 s->relative_paths = 0;
2020 s->prefix = NULL;
2021 s->no_gettext = 1;
2022 wt_shortstatus_print(s);
2023 }
2024
2025 /*
2026 * Print branch information for porcelain v2 output. These lines
2027 * are printed when the '--branch' parameter is given.
2028 *
2029 * # branch.oid <commit><eol>
2030 * # branch.head <head><eol>
2031 * [# branch.upstream <upstream><eol>
2032 * [# branch.ab +<ahead> -<behind><eol>]]
2033 *
2034 * <commit> ::= the current commit hash or the literal
2035 * "(initial)" to indicate an initialized repo
2036 * with no commits.
2037 *
2038 * <head> ::= <branch_name> the current branch name or
2039 * "(detached)" literal when detached head or
2040 * "(unknown)" when something is wrong.
2041 *
2042 * <upstream> ::= the upstream branch name, when set.
2043 *
2044 * <ahead> ::= integer ahead value or '?'.
2045 *
2046 * <behind> ::= integer behind value or '?'.
2047 *
2048 * The end-of-line is defined by the -z flag.
2049 *
2050 * <eol> ::= NUL when -z,
2051 * LF when NOT -z.
2052 *
2053 * When an upstream is set and present, the 'branch.ab' line will
2054 * be printed with the ahead/behind counts for the branch and the
2055 * upstream. When AHEAD_BEHIND_QUICK is requested and the branches
2056 * are different, '?' will be substituted for the actual count.
2057 */
2058 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
2059 {
2060 struct branch *branch;
2061 const char *base;
2062 const char *branch_name;
2063 int ab_info, nr_ahead, nr_behind;
2064 char eol = s->null_termination ? '\0' : '\n';
2065
2066 fprintf(s->fp, "# branch.oid %s%c",
2067 (s->is_initial ? "(initial)" : oid_to_hex(&s->oid_commit)),
2068 eol);
2069
2070 if (!s->branch)
2071 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
2072 else {
2073 if (!strcmp(s->branch, "HEAD")) {
2074 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
2075
2076 if (s->state.rebase_in_progress ||
2077 s->state.rebase_interactive_in_progress)
2078 branch_name = s->state.onto;
2079 else if (s->state.detached_from)
2080 branch_name = s->state.detached_from;
2081 else
2082 branch_name = "";
2083 } else {
2084 branch_name = NULL;
2085 skip_prefix(s->branch, "refs/heads/", &branch_name);
2086
2087 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
2088 }
2089
2090 /* Lookup stats on the upstream tracking branch, if set. */
2091 branch = branch_get(branch_name);
2092 base = NULL;
2093 ab_info = stat_tracking_info(branch, &nr_ahead, &nr_behind,
2094 &base, 0, s->ahead_behind_flags);
2095 if (base) {
2096 base = shorten_unambiguous_ref(base, 0);
2097 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
2098 free((char *)base);
2099
2100 if (ab_info > 0) {
2101 /* different */
2102 if (nr_ahead || nr_behind)
2103 fprintf(s->fp, "# branch.ab +%d -%d%c",
2104 nr_ahead, nr_behind, eol);
2105 else
2106 fprintf(s->fp, "# branch.ab +? -?%c",
2107 eol);
2108 } else if (!ab_info) {
2109 /* same */
2110 fprintf(s->fp, "# branch.ab +0 -0%c", eol);
2111 }
2112 }
2113 }
2114 }
2115
2116 /*
2117 * Convert various submodule status values into a
2118 * fixed-length string of characters in the buffer provided.
2119 */
2120 static void wt_porcelain_v2_submodule_state(
2121 struct wt_status_change_data *d,
2122 char sub[5])
2123 {
2124 if (S_ISGITLINK(d->mode_head) ||
2125 S_ISGITLINK(d->mode_index) ||
2126 S_ISGITLINK(d->mode_worktree)) {
2127 sub[0] = 'S';
2128 sub[1] = d->new_submodule_commits ? 'C' : '.';
2129 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
2130 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
2131 } else {
2132 sub[0] = 'N';
2133 sub[1] = '.';
2134 sub[2] = '.';
2135 sub[3] = '.';
2136 }
2137 sub[4] = 0;
2138 }
2139
2140 /*
2141 * Fix-up changed entries before we print them.
2142 */
2143 static void wt_porcelain_v2_fix_up_changed(struct string_list_item *it)
2144 {
2145 struct wt_status_change_data *d = it->util;
2146
2147 if (!d->index_status) {
2148 /*
2149 * This entry is unchanged in the index (relative to the head).
2150 * Therefore, the collect_updated_cb was never called for this
2151 * entry (during the head-vs-index scan) and so the head column
2152 * fields were never set.
2153 *
2154 * We must have data for the index column (from the
2155 * index-vs-worktree scan (otherwise, this entry should not be
2156 * in the list of changes)).
2157 *
2158 * Copy index column fields to the head column, so that our
2159 * output looks complete.
2160 */
2161 assert(d->mode_head == 0);
2162 d->mode_head = d->mode_index;
2163 oidcpy(&d->oid_head, &d->oid_index);
2164 }
2165
2166 if (!d->worktree_status) {
2167 /*
2168 * This entry is unchanged in the worktree (relative to the index).
2169 * Therefore, the collect_changed_cb was never called for this entry
2170 * (during the index-vs-worktree scan) and so the worktree column
2171 * fields were never set.
2172 *
2173 * We must have data for the index column (from the head-vs-index
2174 * scan).
2175 *
2176 * Copy the index column fields to the worktree column so that
2177 * our output looks complete.
2178 *
2179 * Note that we only have a mode field in the worktree column
2180 * because the scan code tries really hard to not have to compute it.
2181 */
2182 assert(d->mode_worktree == 0);
2183 d->mode_worktree = d->mode_index;
2184 }
2185 }
2186
2187 /*
2188 * Print porcelain v2 info for tracked entries with changes.
2189 */
2190 static void wt_porcelain_v2_print_changed_entry(
2191 struct string_list_item *it,
2192 struct wt_status *s)
2193 {
2194 struct wt_status_change_data *d = it->util;
2195 struct strbuf buf = STRBUF_INIT;
2196 struct strbuf buf_from = STRBUF_INIT;
2197 const char *path = NULL;
2198 const char *path_from = NULL;
2199 char key[3];
2200 char submodule_token[5];
2201 char sep_char, eol_char;
2202
2203 wt_porcelain_v2_fix_up_changed(it);
2204 wt_porcelain_v2_submodule_state(d, submodule_token);
2205
2206 key[0] = d->index_status ? d->index_status : '.';
2207 key[1] = d->worktree_status ? d->worktree_status : '.';
2208 key[2] = 0;
2209
2210 if (s->null_termination) {
2211 /*
2212 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2213 * A single NUL character separates them.
2214 */
2215 sep_char = '\0';
2216 eol_char = '\0';
2217 path = it->string;
2218 path_from = d->rename_source;
2219 } else {
2220 /*
2221 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2222 * The source path is only present when necessary.
2223 * A single TAB separates them (because paths can contain spaces
2224 * which are not escaped and C-quoting does escape TAB characters).
2225 */
2226 sep_char = '\t';
2227 eol_char = '\n';
2228 path = quote_path(it->string, s->prefix, &buf, 0);
2229 if (d->rename_source)
2230 path_from = quote_path(d->rename_source, s->prefix, &buf_from, 0);
2231 }
2232
2233 if (path_from)
2234 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2235 key, submodule_token,
2236 d->mode_head, d->mode_index, d->mode_worktree,
2237 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2238 d->rename_status, d->rename_score,
2239 path, sep_char, path_from, eol_char);
2240 else
2241 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2242 key, submodule_token,
2243 d->mode_head, d->mode_index, d->mode_worktree,
2244 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2245 path, eol_char);
2246
2247 strbuf_release(&buf);
2248 strbuf_release(&buf_from);
2249 }
2250
2251 /*
2252 * Print porcelain v2 status info for unmerged entries.
2253 */
2254 static void wt_porcelain_v2_print_unmerged_entry(
2255 struct string_list_item *it,
2256 struct wt_status *s)
2257 {
2258 struct wt_status_change_data *d = it->util;
2259 struct index_state *istate = s->repo->index;
2260 const struct cache_entry *ce;
2261 struct strbuf buf_index = STRBUF_INIT;
2262 const char *path_index = NULL;
2263 int pos, stage, sum;
2264 struct {
2265 int mode;
2266 struct object_id oid;
2267 } stages[3];
2268 char *key;
2269 char submodule_token[5];
2270 char unmerged_prefix = 'u';
2271 char eol_char = s->null_termination ? '\0' : '\n';
2272
2273 wt_porcelain_v2_submodule_state(d, submodule_token);
2274
2275 switch (d->stagemask) {
2276 case 1: key = "DD"; break; /* both deleted */
2277 case 2: key = "AU"; break; /* added by us */
2278 case 3: key = "UD"; break; /* deleted by them */
2279 case 4: key = "UA"; break; /* added by them */
2280 case 5: key = "DU"; break; /* deleted by us */
2281 case 6: key = "AA"; break; /* both added */
2282 case 7: key = "UU"; break; /* both modified */
2283 default:
2284 BUG("unhandled unmerged status %x", d->stagemask);
2285 }
2286
2287 /*
2288 * Disregard d.aux.porcelain_v2 data that we accumulated
2289 * for the head and index columns during the scans and
2290 * replace with the actual stage data.
2291 *
2292 * Note that this is a last-one-wins for each the individual
2293 * stage [123] columns in the event of multiple cache entries
2294 * for same stage.
2295 */
2296 memset(stages, 0, sizeof(stages));
2297 sum = 0;
2298 pos = index_name_pos(istate, it->string, strlen(it->string));
2299 assert(pos < 0);
2300 pos = -pos-1;
2301 while (pos < istate->cache_nr) {
2302 ce = istate->cache[pos++];
2303 stage = ce_stage(ce);
2304 if (strcmp(ce->name, it->string) || !stage)
2305 break;
2306 stages[stage - 1].mode = ce->ce_mode;
2307 oidcpy(&stages[stage - 1].oid, &ce->oid);
2308 sum |= (1 << (stage - 1));
2309 }
2310 if (sum != d->stagemask)
2311 BUG("observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2312
2313 if (s->null_termination)
2314 path_index = it->string;
2315 else
2316 path_index = quote_path(it->string, s->prefix, &buf_index, 0);
2317
2318 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2319 unmerged_prefix, key, submodule_token,
2320 stages[0].mode, /* stage 1 */
2321 stages[1].mode, /* stage 2 */
2322 stages[2].mode, /* stage 3 */
2323 d->mode_worktree,
2324 oid_to_hex(&stages[0].oid), /* stage 1 */
2325 oid_to_hex(&stages[1].oid), /* stage 2 */
2326 oid_to_hex(&stages[2].oid), /* stage 3 */
2327 path_index,
2328 eol_char);
2329
2330 strbuf_release(&buf_index);
2331 }
2332
2333 /*
2334 * Print porcelain V2 status info for untracked and ignored entries.
2335 */
2336 static void wt_porcelain_v2_print_other(
2337 struct string_list_item *it,
2338 struct wt_status *s,
2339 char prefix)
2340 {
2341 struct strbuf buf = STRBUF_INIT;
2342 const char *path;
2343 char eol_char;
2344
2345 if (s->null_termination) {
2346 path = it->string;
2347 eol_char = '\0';
2348 } else {
2349 path = quote_path(it->string, s->prefix, &buf, 0);
2350 eol_char = '\n';
2351 }
2352
2353 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2354
2355 strbuf_release(&buf);
2356 }
2357
2358 /*
2359 * Print porcelain V2 status.
2360 *
2361 * [<v2_branch>]
2362 * [<v2_changed_items>]*
2363 * [<v2_unmerged_items>]*
2364 * [<v2_untracked_items>]*
2365 * [<v2_ignored_items>]*
2366 *
2367 */
2368 static void wt_porcelain_v2_print(struct wt_status *s)
2369 {
2370 struct wt_status_change_data *d;
2371 struct string_list_item *it;
2372 int i;
2373
2374 if (s->show_branch)
2375 wt_porcelain_v2_print_tracking(s);
2376
2377 for (i = 0; i < s->change.nr; i++) {
2378 it = &(s->change.items[i]);
2379 d = it->util;
2380 if (!d->stagemask)
2381 wt_porcelain_v2_print_changed_entry(it, s);
2382 }
2383
2384 for (i = 0; i < s->change.nr; i++) {
2385 it = &(s->change.items[i]);
2386 d = it->util;
2387 if (d->stagemask)
2388 wt_porcelain_v2_print_unmerged_entry(it, s);
2389 }
2390
2391 for (i = 0; i < s->untracked.nr; i++) {
2392 it = &(s->untracked.items[i]);
2393 wt_porcelain_v2_print_other(it, s, '?');
2394 }
2395
2396 for (i = 0; i < s->ignored.nr; i++) {
2397 it = &(s->ignored.items[i]);
2398 wt_porcelain_v2_print_other(it, s, '!');
2399 }
2400 }
2401
2402 void wt_status_print(struct wt_status *s)
2403 {
2404 trace2_data_intmax("status", s->repo, "count/changed", s->change.nr);
2405 trace2_data_intmax("status", s->repo, "count/untracked",
2406 s->untracked.nr);
2407 trace2_data_intmax("status", s->repo, "count/ignored", s->ignored.nr);
2408
2409 trace2_region_enter("status", "print", s->repo);
2410
2411 switch (s->status_format) {
2412 case STATUS_FORMAT_SHORT:
2413 wt_shortstatus_print(s);
2414 break;
2415 case STATUS_FORMAT_PORCELAIN:
2416 wt_porcelain_print(s);
2417 break;
2418 case STATUS_FORMAT_PORCELAIN_V2:
2419 wt_porcelain_v2_print(s);
2420 break;
2421 case STATUS_FORMAT_UNSPECIFIED:
2422 BUG("finalize_deferred_config() should have been called");
2423 break;
2424 case STATUS_FORMAT_NONE:
2425 case STATUS_FORMAT_LONG:
2426 wt_longstatus_print(s);
2427 break;
2428 }
2429
2430 trace2_region_leave("status", "print", s->repo);
2431 }
2432
2433 /**
2434 * Returns 1 if there are unstaged changes, 0 otherwise.
2435 */
2436 int has_unstaged_changes(struct repository *r, int ignore_submodules)
2437 {
2438 struct rev_info rev_info;
2439 int result;
2440
2441 repo_init_revisions(r, &rev_info, NULL);
2442 if (ignore_submodules) {
2443 rev_info.diffopt.flags.ignore_submodules = 1;
2444 rev_info.diffopt.flags.override_submodule_config = 1;
2445 }
2446 rev_info.diffopt.flags.quick = 1;
2447 diff_setup_done(&rev_info.diffopt);
2448 result = run_diff_files(&rev_info, 0);
2449 return diff_result_code(&rev_info.diffopt, result);
2450 }
2451
2452 /**
2453 * Returns 1 if there are uncommitted changes, 0 otherwise.
2454 */
2455 int has_uncommitted_changes(struct repository *r,
2456 int ignore_submodules)
2457 {
2458 struct rev_info rev_info;
2459 int result;
2460
2461 if (is_index_unborn(r->index))
2462 return 0;
2463
2464 repo_init_revisions(r, &rev_info, NULL);
2465 if (ignore_submodules)
2466 rev_info.diffopt.flags.ignore_submodules = 1;
2467 rev_info.diffopt.flags.quick = 1;
2468
2469 add_head_to_pending(&rev_info);
2470 if (!rev_info.pending.nr) {
2471 /*
2472 * We have no head (or it's corrupt); use the empty tree,
2473 * which will complain if the index is non-empty.
2474 */
2475 struct tree *tree = lookup_tree(r, the_hash_algo->empty_tree);
2476 add_pending_object(&rev_info, &tree->object, "");
2477 }
2478
2479 diff_setup_done(&rev_info.diffopt);
2480 result = run_diff_index(&rev_info, 1);
2481 return diff_result_code(&rev_info.diffopt, result);
2482 }
2483
2484 /**
2485 * If the work tree has unstaged or uncommitted changes, dies with the
2486 * appropriate message.
2487 */
2488 int require_clean_work_tree(struct repository *r,
2489 const char *action,
2490 const char *hint,
2491 int ignore_submodules,
2492 int gently)
2493 {
2494 struct lock_file lock_file = LOCK_INIT;
2495 int err = 0, fd;
2496
2497 fd = repo_hold_locked_index(r, &lock_file, 0);
2498 refresh_index(r->index, REFRESH_QUIET, NULL, NULL, NULL);
2499 if (0 <= fd)
2500 repo_update_index_if_able(r, &lock_file);
2501 rollback_lock_file(&lock_file);
2502
2503 if (has_unstaged_changes(r, ignore_submodules)) {
2504 /* TRANSLATORS: the action is e.g. "pull with rebase" */
2505 error(_("cannot %s: You have unstaged changes."), _(action));
2506 err = 1;
2507 }
2508
2509 if (has_uncommitted_changes(r, ignore_submodules)) {
2510 if (err)
2511 error(_("additionally, your index contains uncommitted changes."));
2512 else
2513 error(_("cannot %s: Your index contains uncommitted changes."),
2514 _(action));
2515 err = 1;
2516 }
2517
2518 if (err) {
2519 if (hint)
2520 error("%s", hint);
2521 if (!gently)
2522 exit(128);
2523 }
2524
2525 return err;
2526 }
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