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diff: use mks_tempfile_dt()
[git/debian.git] / wt-status.c
blobd33f9272b724b562f5b854d306500e8c0b445c4c
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 CALLOC_ARRAY(d, 1);
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 CALLOC_ARRAY(d, 1);
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 } else if (!rev.diffopt.flags.ignore_submodule_set &&
610 s->show_untracked_files != SHOW_NO_UNTRACKED_FILES)
611 handle_ignore_submodules_arg(&rev.diffopt, "none");
612 rev.diffopt.format_callback = wt_status_collect_changed_cb;
613 rev.diffopt.format_callback_data = s;
614 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
615 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
616 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
617 copy_pathspec(&rev.prune_data, &s->pathspec);
618 run_diff_files(&rev, 0);
619 clear_pathspec(&rev.prune_data);
620 }
621
622 static void wt_status_collect_changes_index(struct wt_status *s)
623 {
624 struct rev_info rev;
625 struct setup_revision_opt opt;
626
627 repo_init_revisions(s->repo, &rev, NULL);
628 memset(&opt, 0, sizeof(opt));
629 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
630 setup_revisions(0, NULL, &rev, &opt);
631
632 rev.diffopt.flags.override_submodule_config = 1;
633 rev.diffopt.ita_invisible_in_index = 1;
634 if (s->ignore_submodule_arg) {
635 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
636 } else {
637 /*
638 * Unless the user did explicitly request a submodule ignore
639 * mode by passing a command line option we do not ignore any
640 * changed submodule SHA-1s when comparing index and HEAD, no
641 * matter what is configured. Otherwise the user won't be
642 * shown any submodules manually added (and which are
643 * staged to be committed), which would be really confusing.
644 */
645 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
646 }
647
648 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
649 rev.diffopt.format_callback = wt_status_collect_updated_cb;
650 rev.diffopt.format_callback_data = s;
651 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
652 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
653 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
654
655 /*
656 * The `recursive` option must be enabled to allow the diff to recurse
657 * into subdirectories of sparse directory index entries. If it is not
658 * enabled, a subdirectory containing file(s) with changes is reported
659 * as "modified", rather than the modified files themselves.
660 */
661 rev.diffopt.flags.recursive = 1;
662
663 copy_pathspec(&rev.prune_data, &s->pathspec);
664 run_diff_index(&rev, 1);
665 object_array_clear(&rev.pending);
666 clear_pathspec(&rev.prune_data);
667 }
668
669 static int add_file_to_list(const struct object_id *oid,
670 struct strbuf *base, const char *path,
671 unsigned int mode, void *context)
672 {
673 struct string_list_item *it;
674 struct wt_status_change_data *d;
675 struct wt_status *s = context;
676 struct strbuf full_name = STRBUF_INIT;
677
678 if (S_ISDIR(mode))
679 return READ_TREE_RECURSIVE;
680
681 strbuf_add(&full_name, base->buf, base->len);
682 strbuf_addstr(&full_name, path);
683 it = string_list_insert(&s->change, full_name.buf);
684 d = it->util;
685 if (!d) {
686 CALLOC_ARRAY(d, 1);
687 it->util = d;
688 }
689
690 d->index_status = DIFF_STATUS_ADDED;
691 /* Leave {mode,oid}_head zero for adds. */
692 d->mode_index = mode;
693 oidcpy(&d->oid_index, oid);
694 s->committable = 1;
695 strbuf_release(&full_name);
696 return 0;
697 }
698
699 static void wt_status_collect_changes_initial(struct wt_status *s)
700 {
701 struct index_state *istate = s->repo->index;
702 int i;
703
704 for (i = 0; i < istate->cache_nr; i++) {
705 struct string_list_item *it;
706 struct wt_status_change_data *d;
707 const struct cache_entry *ce = istate->cache[i];
708
709 if (!ce_path_match(istate, ce, &s->pathspec, NULL))
710 continue;
711 if (ce_intent_to_add(ce))
712 continue;
713 if (S_ISSPARSEDIR(ce->ce_mode)) {
714 /*
715 * This is a sparse directory entry, so we want to collect all
716 * of the added files within the tree. This requires recursively
717 * expanding the trees to find the elements that are new in this
718 * tree and marking them with DIFF_STATUS_ADDED.
719 */
720 struct strbuf base = STRBUF_INIT;
721 struct pathspec ps = { 0 };
722 struct tree *tree = lookup_tree(istate->repo, &ce->oid);
723
724 ps.recursive = 1;
725 ps.has_wildcard = 1;
726 ps.max_depth = -1;
727
728 strbuf_add(&base, ce->name, ce->ce_namelen);
729 read_tree_at(istate->repo, tree, &base, &ps,
730 add_file_to_list, s);
731 continue;
732 }
733
734 it = string_list_insert(&s->change, ce->name);
735 d = it->util;
736 if (!d) {
737 CALLOC_ARRAY(d, 1);
738 it->util = d;
739 }
740 if (ce_stage(ce)) {
741 d->index_status = DIFF_STATUS_UNMERGED;
742 d->stagemask |= (1 << (ce_stage(ce) - 1));
743 /*
744 * Don't bother setting {mode,oid}_{head,index} since the print
745 * code will output the stage values directly and not use the
746 * values in these fields.
747 */
748 s->committable = 1;
749 } else {
750 d->index_status = DIFF_STATUS_ADDED;
751 /* Leave {mode,oid}_head zero for adds. */
752 d->mode_index = ce->ce_mode;
753 oidcpy(&d->oid_index, &ce->oid);
754 s->committable = 1;
755 }
756 }
757 }
758
759 static void wt_status_collect_untracked(struct wt_status *s)
760 {
761 int i;
762 struct dir_struct dir = DIR_INIT;
763 uint64_t t_begin = getnanotime();
764 struct index_state *istate = s->repo->index;
765
766 if (!s->show_untracked_files)
767 return;
768
769 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
770 dir.flags |=
771 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
772 if (s->show_ignored_mode) {
773 dir.flags |= DIR_SHOW_IGNORED_TOO;
774
775 if (s->show_ignored_mode == SHOW_MATCHING_IGNORED)
776 dir.flags |= DIR_SHOW_IGNORED_TOO_MODE_MATCHING;
777 } else {
778 dir.untracked = istate->untracked;
779 }
780
781 setup_standard_excludes(&dir);
782
783 fill_directory(&dir, istate, &s->pathspec);
784
785 for (i = 0; i < dir.nr; i++) {
786 struct dir_entry *ent = dir.entries[i];
787 if (index_name_is_other(istate, ent->name, ent->len))
788 string_list_insert(&s->untracked, ent->name);
789 }
790
791 for (i = 0; i < dir.ignored_nr; i++) {
792 struct dir_entry *ent = dir.ignored[i];
793 if (index_name_is_other(istate, ent->name, ent->len))
794 string_list_insert(&s->ignored, ent->name);
795 }
796
797 dir_clear(&dir);
798
799 if (advice_enabled(ADVICE_STATUS_U_OPTION))
800 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
801 }
802
803 static int has_unmerged(struct wt_status *s)
804 {
805 int i;
806
807 for (i = 0; i < s->change.nr; i++) {
808 struct wt_status_change_data *d;
809 d = s->change.items[i].util;
810 if (d->stagemask)
811 return 1;
812 }
813 return 0;
814 }
815
816 void wt_status_collect(struct wt_status *s)
817 {
818 trace2_region_enter("status", "worktrees", s->repo);
819 wt_status_collect_changes_worktree(s);
820 trace2_region_leave("status", "worktrees", s->repo);
821
822 if (s->is_initial) {
823 trace2_region_enter("status", "initial", s->repo);
824 wt_status_collect_changes_initial(s);
825 trace2_region_leave("status", "initial", s->repo);
826 } else {
827 trace2_region_enter("status", "index", s->repo);
828 wt_status_collect_changes_index(s);
829 trace2_region_leave("status", "index", s->repo);
830 }
831
832 trace2_region_enter("status", "untracked", s->repo);
833 wt_status_collect_untracked(s);
834 trace2_region_leave("status", "untracked", s->repo);
835
836 wt_status_get_state(s->repo, &s->state, s->branch && !strcmp(s->branch, "HEAD"));
837 if (s->state.merge_in_progress && !has_unmerged(s))
838 s->committable = 1;
839 }
840
841 void wt_status_collect_free_buffers(struct wt_status *s)
842 {
843 wt_status_state_free_buffers(&s->state);
844 }
845
846 void wt_status_state_free_buffers(struct wt_status_state *state)
847 {
848 FREE_AND_NULL(state->branch);
849 FREE_AND_NULL(state->onto);
850 FREE_AND_NULL(state->detached_from);
851 }
852
853 static void wt_longstatus_print_unmerged(struct wt_status *s)
854 {
855 int shown_header = 0;
856 int i;
857
858 for (i = 0; i < s->change.nr; i++) {
859 struct wt_status_change_data *d;
860 struct string_list_item *it;
861 it = &(s->change.items[i]);
862 d = it->util;
863 if (!d->stagemask)
864 continue;
865 if (!shown_header) {
866 wt_longstatus_print_unmerged_header(s);
867 shown_header = 1;
868 }
869 wt_longstatus_print_unmerged_data(s, it);
870 }
871 if (shown_header)
872 wt_longstatus_print_trailer(s);
873
874 }
875
876 static void wt_longstatus_print_updated(struct wt_status *s)
877 {
878 int shown_header = 0;
879 int i;
880
881 for (i = 0; i < s->change.nr; i++) {
882 struct wt_status_change_data *d;
883 struct string_list_item *it;
884 it = &(s->change.items[i]);
885 d = it->util;
886 if (!d->index_status ||
887 d->index_status == DIFF_STATUS_UNMERGED)
888 continue;
889 if (!shown_header) {
890 wt_longstatus_print_cached_header(s);
891 shown_header = 1;
892 }
893 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
894 }
895 if (shown_header)
896 wt_longstatus_print_trailer(s);
897 }
898
899 /*
900 * -1 : has delete
901 * 0 : no change
902 * 1 : some change but no delete
903 */
904 static int wt_status_check_worktree_changes(struct wt_status *s,
905 int *dirty_submodules)
906 {
907 int i;
908 int changes = 0;
909
910 *dirty_submodules = 0;
911
912 for (i = 0; i < s->change.nr; i++) {
913 struct wt_status_change_data *d;
914 d = s->change.items[i].util;
915 if (!d->worktree_status ||
916 d->worktree_status == DIFF_STATUS_UNMERGED)
917 continue;
918 if (!changes)
919 changes = 1;
920 if (d->dirty_submodule)
921 *dirty_submodules = 1;
922 if (d->worktree_status == DIFF_STATUS_DELETED)
923 changes = -1;
924 }
925 return changes;
926 }
927
928 static void wt_longstatus_print_changed(struct wt_status *s)
929 {
930 int i, dirty_submodules;
931 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
932
933 if (!worktree_changes)
934 return;
935
936 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
937
938 for (i = 0; i < s->change.nr; i++) {
939 struct wt_status_change_data *d;
940 struct string_list_item *it;
941 it = &(s->change.items[i]);
942 d = it->util;
943 if (!d->worktree_status ||
944 d->worktree_status == DIFF_STATUS_UNMERGED)
945 continue;
946 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
947 }
948 wt_longstatus_print_trailer(s);
949 }
950
951 static int stash_count_refs(struct object_id *ooid, struct object_id *noid,
952 const char *email, timestamp_t timestamp, int tz,
953 const char *message, void *cb_data)
954 {
955 int *c = cb_data;
956 (*c)++;
957 return 0;
958 }
959
960 static int count_stash_entries(void)
961 {
962 int n = 0;
963 for_each_reflog_ent("refs/stash", stash_count_refs, &n);
964 return n;
965 }
966
967 static void wt_longstatus_print_stash_summary(struct wt_status *s)
968 {
969 int stash_count = count_stash_entries();
970
971 if (stash_count > 0)
972 status_printf_ln(s, GIT_COLOR_NORMAL,
973 Q_("Your stash currently has %d entry",
974 "Your stash currently has %d entries", stash_count),
975 stash_count);
976 }
977
978 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
979 {
980 struct child_process sm_summary = CHILD_PROCESS_INIT;
981 struct strbuf cmd_stdout = STRBUF_INIT;
982 struct strbuf summary = STRBUF_INIT;
983 char *summary_content;
984
985 strvec_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s", s->index_file);
986
987 strvec_push(&sm_summary.args, "submodule");
988 strvec_push(&sm_summary.args, "summary");
989 strvec_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
990 strvec_push(&sm_summary.args, "--for-status");
991 strvec_push(&sm_summary.args, "--summary-limit");
992 strvec_pushf(&sm_summary.args, "%d", s->submodule_summary);
993 if (!uncommitted)
994 strvec_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
995
996 sm_summary.git_cmd = 1;
997 sm_summary.no_stdin = 1;
998
999 capture_command(&sm_summary, &cmd_stdout, 1024);
1000
1001 /* prepend header, only if there's an actual output */
1002 if (cmd_stdout.len) {
1003 if (uncommitted)
1004 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
1005 else
1006 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
1007 strbuf_addstr(&summary, "\n\n");
1008 }
1009 strbuf_addbuf(&summary, &cmd_stdout);
1010 strbuf_release(&cmd_stdout);
1011
1012 if (s->display_comment_prefix) {
1013 size_t len;
1014 summary_content = strbuf_detach(&summary, &len);
1015 strbuf_add_commented_lines(&summary, summary_content, len);
1016 free(summary_content);
1017 }
1018
1019 fputs(summary.buf, s->fp);
1020 strbuf_release(&summary);
1021 }
1022
1023 static void wt_longstatus_print_other(struct wt_status *s,
1024 struct string_list *l,
1025 const char *what,
1026 const char *how)
1027 {
1028 int i;
1029 struct strbuf buf = STRBUF_INIT;
1030 static struct string_list output = STRING_LIST_INIT_DUP;
1031 struct column_options copts;
1032
1033 if (!l->nr)
1034 return;
1035
1036 wt_longstatus_print_other_header(s, what, how);
1037
1038 for (i = 0; i < l->nr; i++) {
1039 struct string_list_item *it;
1040 const char *path;
1041 it = &(l->items[i]);
1042 path = quote_path(it->string, s->prefix, &buf, 0);
1043 if (column_active(s->colopts)) {
1044 string_list_append(&output, path);
1045 continue;
1046 }
1047 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
1048 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
1049 "%s\n", path);
1050 }
1051
1052 strbuf_release(&buf);
1053 if (!column_active(s->colopts))
1054 goto conclude;
1055
1056 strbuf_addf(&buf, "%s%s\t%s",
1057 color(WT_STATUS_HEADER, s),
1058 s->display_comment_prefix ? "#" : "",
1059 color(WT_STATUS_UNTRACKED, s));
1060 memset(&copts, 0, sizeof(copts));
1061 copts.padding = 1;
1062 copts.indent = buf.buf;
1063 if (want_color(s->use_color))
1064 copts.nl = GIT_COLOR_RESET "\n";
1065 print_columns(&output, s->colopts, &copts);
1066 string_list_clear(&output, 0);
1067 strbuf_release(&buf);
1068 conclude:
1069 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1070 }
1071
1072 size_t wt_status_locate_end(const char *s, size_t len)
1073 {
1074 const char *p;
1075 struct strbuf pattern = STRBUF_INIT;
1076
1077 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
1078 if (starts_with(s, pattern.buf + 1))
1079 len = 0;
1080 else if ((p = strstr(s, pattern.buf)))
1081 len = p - s + 1;
1082 strbuf_release(&pattern);
1083 return len;
1084 }
1085
1086 void wt_status_append_cut_line(struct strbuf *buf)
1087 {
1088 const char *explanation = _("Do not modify or remove the line above.\nEverything below it will be ignored.");
1089
1090 strbuf_commented_addf(buf, "%s", cut_line);
1091 strbuf_add_commented_lines(buf, explanation, strlen(explanation));
1092 }
1093
1094 void wt_status_add_cut_line(FILE *fp)
1095 {
1096 struct strbuf buf = STRBUF_INIT;
1097
1098 wt_status_append_cut_line(&buf);
1099 fputs(buf.buf, fp);
1100 strbuf_release(&buf);
1101 }
1102
1103 static void wt_longstatus_print_verbose(struct wt_status *s)
1104 {
1105 struct rev_info rev;
1106 struct setup_revision_opt opt;
1107 int dirty_submodules;
1108 const char *c = color(WT_STATUS_HEADER, s);
1109
1110 repo_init_revisions(s->repo, &rev, NULL);
1111 rev.diffopt.flags.allow_textconv = 1;
1112 rev.diffopt.ita_invisible_in_index = 1;
1113
1114 memset(&opt, 0, sizeof(opt));
1115 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
1116 setup_revisions(0, NULL, &rev, &opt);
1117
1118 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
1119 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
1120 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
1121 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
1122 rev.diffopt.file = s->fp;
1123 rev.diffopt.close_file = 0;
1124 /*
1125 * If we're not going to stdout, then we definitely don't
1126 * want color, since we are going to the commit message
1127 * file (and even the "auto" setting won't work, since it
1128 * will have checked isatty on stdout). But we then do want
1129 * to insert the scissor line here to reliably remove the
1130 * diff before committing.
1131 */
1132 if (s->fp != stdout) {
1133 rev.diffopt.use_color = 0;
1134 wt_status_add_cut_line(s->fp);
1135 }
1136 if (s->verbose > 1 && s->committable) {
1137 /* print_updated() printed a header, so do we */
1138 if (s->fp != stdout)
1139 wt_longstatus_print_trailer(s);
1140 status_printf_ln(s, c, _("Changes to be committed:"));
1141 rev.diffopt.a_prefix = "c/";
1142 rev.diffopt.b_prefix = "i/";
1143 } /* else use prefix as per user config */
1144 run_diff_index(&rev, 1);
1145 if (s->verbose > 1 &&
1146 wt_status_check_worktree_changes(s, &dirty_submodules)) {
1147 status_printf_ln(s, c,
1148 "--------------------------------------------------");
1149 status_printf_ln(s, c, _("Changes not staged for commit:"));
1150 setup_work_tree();
1151 rev.diffopt.a_prefix = "i/";
1152 rev.diffopt.b_prefix = "w/";
1153 run_diff_files(&rev, 0);
1154 }
1155 }
1156
1157 static void wt_longstatus_print_tracking(struct wt_status *s)
1158 {
1159 struct strbuf sb = STRBUF_INIT;
1160 const char *cp, *ep, *branch_name;
1161 struct branch *branch;
1162 char comment_line_string[3];
1163 int i;
1164 uint64_t t_begin = 0;
1165
1166 assert(s->branch && !s->is_initial);
1167 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
1168 return;
1169 branch = branch_get(branch_name);
1170
1171 t_begin = getnanotime();
1172
1173 if (!format_tracking_info(branch, &sb, s->ahead_behind_flags))
1174 return;
1175
1176 if (advice_enabled(ADVICE_STATUS_AHEAD_BEHIND_WARNING) &&
1177 s->ahead_behind_flags == AHEAD_BEHIND_FULL) {
1178 uint64_t t_delta_in_ms = (getnanotime() - t_begin) / 1000000;
1179 if (t_delta_in_ms > AB_DELAY_WARNING_IN_MS) {
1180 strbuf_addf(&sb, _("\n"
1181 "It took %.2f seconds to compute the branch ahead/behind values.\n"
1182 "You can use '--no-ahead-behind' to avoid this.\n"),
1183 t_delta_in_ms / 1000.0);
1184 }
1185 }
1186
1187 i = 0;
1188 if (s->display_comment_prefix) {
1189 comment_line_string[i++] = comment_line_char;
1190 comment_line_string[i++] = ' ';
1191 }
1192 comment_line_string[i] = '\0';
1193
1194 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
1195 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
1196 "%s%.*s", comment_line_string,
1197 (int)(ep - cp), cp);
1198 if (s->display_comment_prefix)
1199 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
1200 comment_line_char);
1201 else
1202 fputs("\n", s->fp);
1203 strbuf_release(&sb);
1204 }
1205
1206 static void show_merge_in_progress(struct wt_status *s,
1207 const char *color)
1208 {
1209 if (has_unmerged(s)) {
1210 status_printf_ln(s, color, _("You have unmerged paths."));
1211 if (s->hints) {
1212 status_printf_ln(s, color,
1213 _(" (fix conflicts and run \"git commit\")"));
1214 status_printf_ln(s, color,
1215 _(" (use \"git merge --abort\" to abort the merge)"));
1216 }
1217 } else {
1218 status_printf_ln(s, color,
1219 _("All conflicts fixed but you are still merging."));
1220 if (s->hints)
1221 status_printf_ln(s, color,
1222 _(" (use \"git commit\" to conclude merge)"));
1223 }
1224 wt_longstatus_print_trailer(s);
1225 }
1226
1227 static void show_am_in_progress(struct wt_status *s,
1228 const char *color)
1229 {
1230 int am_empty_patch;
1231
1232 status_printf_ln(s, color,
1233 _("You are in the middle of an am session."));
1234 if (s->state.am_empty_patch)
1235 status_printf_ln(s, color,
1236 _("The current patch is empty."));
1237 if (s->hints) {
1238 am_empty_patch = s->state.am_empty_patch;
1239 if (!am_empty_patch)
1240 status_printf_ln(s, color,
1241 _(" (fix conflicts and then run \"git am --continue\")"));
1242 status_printf_ln(s, color,
1243 _(" (use \"git am --skip\" to skip this patch)"));
1244 if (am_empty_patch)
1245 status_printf_ln(s, color,
1246 _(" (use \"git am --allow-empty\" to record this patch as an empty commit)"));
1247 status_printf_ln(s, color,
1248 _(" (use \"git am --abort\" to restore the original branch)"));
1249 }
1250 wt_longstatus_print_trailer(s);
1251 }
1252
1253 static char *read_line_from_git_path(const char *filename)
1254 {
1255 struct strbuf buf = STRBUF_INIT;
1256 FILE *fp = fopen_or_warn(git_path("%s", filename), "r");
1257
1258 if (!fp) {
1259 strbuf_release(&buf);
1260 return NULL;
1261 }
1262 strbuf_getline_lf(&buf, fp);
1263 if (!fclose(fp)) {
1264 return strbuf_detach(&buf, NULL);
1265 } else {
1266 strbuf_release(&buf);
1267 return NULL;
1268 }
1269 }
1270
1271 static int split_commit_in_progress(struct wt_status *s)
1272 {
1273 int split_in_progress = 0;
1274 char *head, *orig_head, *rebase_amend, *rebase_orig_head;
1275
1276 if ((!s->amend && !s->nowarn && !s->workdir_dirty) ||
1277 !s->branch || strcmp(s->branch, "HEAD"))
1278 return 0;
1279
1280 head = read_line_from_git_path("HEAD");
1281 orig_head = read_line_from_git_path("ORIG_HEAD");
1282 rebase_amend = read_line_from_git_path("rebase-merge/amend");
1283 rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1284
1285 if (!head || !orig_head || !rebase_amend || !rebase_orig_head)
1286 ; /* fall through, no split in progress */
1287 else if (!strcmp(rebase_amend, rebase_orig_head))
1288 split_in_progress = !!strcmp(head, rebase_amend);
1289 else if (strcmp(orig_head, rebase_orig_head))
1290 split_in_progress = 1;
1291
1292 free(head);
1293 free(orig_head);
1294 free(rebase_amend);
1295 free(rebase_orig_head);
1296
1297 return split_in_progress;
1298 }
1299
1300 /*
1301 * Turn
1302 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1303 * into
1304 * "pick d6a2f03 some message"
1305 *
1306 * The function assumes that the line does not contain useless spaces
1307 * before or after the command.
1308 */
1309 static void abbrev_oid_in_line(struct strbuf *line)
1310 {
1311 struct strbuf **split;
1312 int i;
1313
1314 if (starts_with(line->buf, "exec ") ||
1315 starts_with(line->buf, "x ") ||
1316 starts_with(line->buf, "label ") ||
1317 starts_with(line->buf, "l "))
1318 return;
1319
1320 split = strbuf_split_max(line, ' ', 3);
1321 if (split[0] && split[1]) {
1322 struct object_id oid;
1323
1324 /*
1325 * strbuf_split_max left a space. Trim it and re-add
1326 * it after abbreviation.
1327 */
1328 strbuf_trim(split[1]);
1329 if (!get_oid(split[1]->buf, &oid)) {
1330 strbuf_reset(split[1]);
1331 strbuf_add_unique_abbrev(split[1], &oid,
1332 DEFAULT_ABBREV);
1333 strbuf_addch(split[1], ' ');
1334 strbuf_reset(line);
1335 for (i = 0; split[i]; i++)
1336 strbuf_addbuf(line, split[i]);
1337 }
1338 }
1339 strbuf_list_free(split);
1340 }
1341
1342 static int read_rebase_todolist(const char *fname, struct string_list *lines)
1343 {
1344 struct strbuf line = STRBUF_INIT;
1345 FILE *f = fopen(git_path("%s", fname), "r");
1346
1347 if (!f) {
1348 if (errno == ENOENT)
1349 return -1;
1350 die_errno("Could not open file %s for reading",
1351 git_path("%s", fname));
1352 }
1353 while (!strbuf_getline_lf(&line, f)) {
1354 if (line.len && line.buf[0] == comment_line_char)
1355 continue;
1356 strbuf_trim(&line);
1357 if (!line.len)
1358 continue;
1359 abbrev_oid_in_line(&line);
1360 string_list_append(lines, line.buf);
1361 }
1362 fclose(f);
1363 strbuf_release(&line);
1364 return 0;
1365 }
1366
1367 static void show_rebase_information(struct wt_status *s,
1368 const char *color)
1369 {
1370 if (s->state.rebase_interactive_in_progress) {
1371 int i;
1372 int nr_lines_to_show = 2;
1373
1374 struct string_list have_done = STRING_LIST_INIT_DUP;
1375 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1376
1377 read_rebase_todolist("rebase-merge/done", &have_done);
1378 if (read_rebase_todolist("rebase-merge/git-rebase-todo",
1379 &yet_to_do))
1380 status_printf_ln(s, color,
1381 _("git-rebase-todo is missing."));
1382 if (have_done.nr == 0)
1383 status_printf_ln(s, color, _("No commands done."));
1384 else {
1385 status_printf_ln(s, color,
1386 Q_("Last command done (%"PRIuMAX" command done):",
1387 "Last commands done (%"PRIuMAX" commands done):",
1388 have_done.nr),
1389 (uintmax_t)have_done.nr);
1390 for (i = (have_done.nr > nr_lines_to_show)
1391 ? have_done.nr - nr_lines_to_show : 0;
1392 i < have_done.nr;
1393 i++)
1394 status_printf_ln(s, color, " %s", have_done.items[i].string);
1395 if (have_done.nr > nr_lines_to_show && s->hints)
1396 status_printf_ln(s, color,
1397 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1398 }
1399
1400 if (yet_to_do.nr == 0)
1401 status_printf_ln(s, color,
1402 _("No commands remaining."));
1403 else {
1404 status_printf_ln(s, color,
1405 Q_("Next command to do (%"PRIuMAX" remaining command):",
1406 "Next commands to do (%"PRIuMAX" remaining commands):",
1407 yet_to_do.nr),
1408 (uintmax_t)yet_to_do.nr);
1409 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1410 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1411 if (s->hints)
1412 status_printf_ln(s, color,
1413 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1414 }
1415 string_list_clear(&yet_to_do, 0);
1416 string_list_clear(&have_done, 0);
1417 }
1418 }
1419
1420 static void print_rebase_state(struct wt_status *s,
1421 const char *color)
1422 {
1423 if (s->state.branch)
1424 status_printf_ln(s, color,
1425 _("You are currently rebasing branch '%s' on '%s'."),
1426 s->state.branch,
1427 s->state.onto);
1428 else
1429 status_printf_ln(s, color,
1430 _("You are currently rebasing."));
1431 }
1432
1433 static void show_rebase_in_progress(struct wt_status *s,
1434 const char *color)
1435 {
1436 struct stat st;
1437
1438 show_rebase_information(s, color);
1439 if (has_unmerged(s)) {
1440 print_rebase_state(s, color);
1441 if (s->hints) {
1442 status_printf_ln(s, color,
1443 _(" (fix conflicts and then run \"git rebase --continue\")"));
1444 status_printf_ln(s, color,
1445 _(" (use \"git rebase --skip\" to skip this patch)"));
1446 status_printf_ln(s, color,
1447 _(" (use \"git rebase --abort\" to check out the original branch)"));
1448 }
1449 } else if (s->state.rebase_in_progress ||
1450 !stat(git_path_merge_msg(s->repo), &st)) {
1451 print_rebase_state(s, color);
1452 if (s->hints)
1453 status_printf_ln(s, color,
1454 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1455 } else if (split_commit_in_progress(s)) {
1456 if (s->state.branch)
1457 status_printf_ln(s, color,
1458 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1459 s->state.branch,
1460 s->state.onto);
1461 else
1462 status_printf_ln(s, color,
1463 _("You are currently splitting a commit during a rebase."));
1464 if (s->hints)
1465 status_printf_ln(s, color,
1466 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1467 } else {
1468 if (s->state.branch)
1469 status_printf_ln(s, color,
1470 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1471 s->state.branch,
1472 s->state.onto);
1473 else
1474 status_printf_ln(s, color,
1475 _("You are currently editing a commit during a rebase."));
1476 if (s->hints && !s->amend) {
1477 status_printf_ln(s, color,
1478 _(" (use \"git commit --amend\" to amend the current commit)"));
1479 status_printf_ln(s, color,
1480 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1481 }
1482 }
1483 wt_longstatus_print_trailer(s);
1484 }
1485
1486 static void show_cherry_pick_in_progress(struct wt_status *s,
1487 const char *color)
1488 {
1489 if (is_null_oid(&s->state.cherry_pick_head_oid))
1490 status_printf_ln(s, color,
1491 _("Cherry-pick currently in progress."));
1492 else
1493 status_printf_ln(s, color,
1494 _("You are currently cherry-picking commit %s."),
1495 find_unique_abbrev(&s->state.cherry_pick_head_oid,
1496 DEFAULT_ABBREV));
1497
1498 if (s->hints) {
1499 if (has_unmerged(s))
1500 status_printf_ln(s, color,
1501 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1502 else if (is_null_oid(&s->state.cherry_pick_head_oid))
1503 status_printf_ln(s, color,
1504 _(" (run \"git cherry-pick --continue\" to continue)"));
1505 else
1506 status_printf_ln(s, color,
1507 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1508 status_printf_ln(s, color,
1509 _(" (use \"git cherry-pick --skip\" to skip this patch)"));
1510 status_printf_ln(s, color,
1511 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1512 }
1513 wt_longstatus_print_trailer(s);
1514 }
1515
1516 static void show_revert_in_progress(struct wt_status *s,
1517 const char *color)
1518 {
1519 if (is_null_oid(&s->state.revert_head_oid))
1520 status_printf_ln(s, color,
1521 _("Revert currently in progress."));
1522 else
1523 status_printf_ln(s, color,
1524 _("You are currently reverting commit %s."),
1525 find_unique_abbrev(&s->state.revert_head_oid,
1526 DEFAULT_ABBREV));
1527 if (s->hints) {
1528 if (has_unmerged(s))
1529 status_printf_ln(s, color,
1530 _(" (fix conflicts and run \"git revert --continue\")"));
1531 else if (is_null_oid(&s->state.revert_head_oid))
1532 status_printf_ln(s, color,
1533 _(" (run \"git revert --continue\" to continue)"));
1534 else
1535 status_printf_ln(s, color,
1536 _(" (all conflicts fixed: run \"git revert --continue\")"));
1537 status_printf_ln(s, color,
1538 _(" (use \"git revert --skip\" to skip this patch)"));
1539 status_printf_ln(s, color,
1540 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1541 }
1542 wt_longstatus_print_trailer(s);
1543 }
1544
1545 static void show_bisect_in_progress(struct wt_status *s,
1546 const char *color)
1547 {
1548 if (s->state.branch)
1549 status_printf_ln(s, color,
1550 _("You are currently bisecting, started from branch '%s'."),
1551 s->state.branch);
1552 else
1553 status_printf_ln(s, color,
1554 _("You are currently bisecting."));
1555 if (s->hints)
1556 status_printf_ln(s, color,
1557 _(" (use \"git bisect reset\" to get back to the original branch)"));
1558 wt_longstatus_print_trailer(s);
1559 }
1560
1561 static void show_sparse_checkout_in_use(struct wt_status *s,
1562 const char *color)
1563 {
1564 if (s->state.sparse_checkout_percentage == SPARSE_CHECKOUT_DISABLED)
1565 return;
1566
1567 if (s->state.sparse_checkout_percentage == SPARSE_CHECKOUT_SPARSE_INDEX)
1568 status_printf_ln(s, color, _("You are in a sparse checkout."));
1569 else
1570 status_printf_ln(s, color,
1571 _("You are in a sparse checkout with %d%% of tracked files present."),
1572 s->state.sparse_checkout_percentage);
1573 wt_longstatus_print_trailer(s);
1574 }
1575
1576 /*
1577 * Extract branch information from rebase/bisect
1578 */
1579 static char *get_branch(const struct worktree *wt, const char *path)
1580 {
1581 struct strbuf sb = STRBUF_INIT;
1582 struct object_id oid;
1583 const char *branch_name;
1584
1585 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1586 goto got_nothing;
1587
1588 while (sb.len && sb.buf[sb.len - 1] == '\n')
1589 strbuf_setlen(&sb, sb.len - 1);
1590 if (!sb.len)
1591 goto got_nothing;
1592 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1593 strbuf_remove(&sb, 0, branch_name - sb.buf);
1594 else if (starts_with(sb.buf, "refs/"))
1595 ;
1596 else if (!get_oid_hex(sb.buf, &oid)) {
1597 strbuf_reset(&sb);
1598 strbuf_add_unique_abbrev(&sb, &oid, DEFAULT_ABBREV);
1599 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1600 goto got_nothing;
1601 else /* bisect */
1602 ;
1603 return strbuf_detach(&sb, NULL);
1604
1605 got_nothing:
1606 strbuf_release(&sb);
1607 return NULL;
1608 }
1609
1610 struct grab_1st_switch_cbdata {
1611 struct strbuf buf;
1612 struct object_id noid;
1613 };
1614
1615 static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
1616 const char *email, timestamp_t timestamp, int tz,
1617 const char *message, void *cb_data)
1618 {
1619 struct grab_1st_switch_cbdata *cb = cb_data;
1620 const char *target = NULL, *end;
1621
1622 if (!skip_prefix(message, "checkout: moving from ", &message))
1623 return 0;
1624 target = strstr(message, " to ");
1625 if (!target)
1626 return 0;
1627 target += strlen(" to ");
1628 strbuf_reset(&cb->buf);
1629 oidcpy(&cb->noid, noid);
1630 end = strchrnul(target, '\n');
1631 strbuf_add(&cb->buf, target, end - target);
1632 if (!strcmp(cb->buf.buf, "HEAD")) {
1633 /* HEAD is relative. Resolve it to the right reflog entry. */
1634 strbuf_reset(&cb->buf);
1635 strbuf_add_unique_abbrev(&cb->buf, noid, DEFAULT_ABBREV);
1636 }
1637 return 1;
1638 }
1639
1640 static void wt_status_get_detached_from(struct repository *r,
1641 struct wt_status_state *state)
1642 {
1643 struct grab_1st_switch_cbdata cb;
1644 struct commit *commit;
1645 struct object_id oid;
1646 char *ref = NULL;
1647
1648 strbuf_init(&cb.buf, 0);
1649 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1650 strbuf_release(&cb.buf);
1651 return;
1652 }
1653
1654 if (dwim_ref(cb.buf.buf, cb.buf.len, &oid, &ref, 1) == 1 &&
1655 /* oid is a commit? match without further lookup */
1656 (oideq(&cb.noid, &oid) ||
1657 /* perhaps oid is a tag, try to dereference to a commit */
1658 ((commit = lookup_commit_reference_gently(r, &oid, 1)) != NULL &&
1659 oideq(&cb.noid, &commit->object.oid)))) {
1660 const char *from = ref;
1661 if (!skip_prefix(from, "refs/tags/", &from))
1662 skip_prefix(from, "refs/remotes/", &from);
1663 state->detached_from = xstrdup(from);
1664 } else
1665 state->detached_from =
1666 xstrdup(find_unique_abbrev(&cb.noid, DEFAULT_ABBREV));
1667 oidcpy(&state->detached_oid, &cb.noid);
1668 state->detached_at = !get_oid("HEAD", &oid) &&
1669 oideq(&oid, &state->detached_oid);
1670
1671 free(ref);
1672 strbuf_release(&cb.buf);
1673 }
1674
1675 int wt_status_check_rebase(const struct worktree *wt,
1676 struct wt_status_state *state)
1677 {
1678 struct stat st;
1679
1680 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1681 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1682 state->am_in_progress = 1;
1683 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1684 state->am_empty_patch = 1;
1685 } else {
1686 state->rebase_in_progress = 1;
1687 state->branch = get_branch(wt, "rebase-apply/head-name");
1688 state->onto = get_branch(wt, "rebase-apply/onto");
1689 }
1690 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1691 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1692 state->rebase_interactive_in_progress = 1;
1693 else
1694 state->rebase_in_progress = 1;
1695 state->branch = get_branch(wt, "rebase-merge/head-name");
1696 state->onto = get_branch(wt, "rebase-merge/onto");
1697 } else
1698 return 0;
1699 return 1;
1700 }
1701
1702 int wt_status_check_bisect(const struct worktree *wt,
1703 struct wt_status_state *state)
1704 {
1705 struct stat st;
1706
1707 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1708 state->bisect_in_progress = 1;
1709 state->branch = get_branch(wt, "BISECT_START");
1710 return 1;
1711 }
1712 return 0;
1713 }
1714
1715 static void wt_status_check_sparse_checkout(struct repository *r,
1716 struct wt_status_state *state)
1717 {
1718 int skip_worktree = 0;
1719 int i;
1720
1721 if (!core_apply_sparse_checkout || r->index->cache_nr == 0) {
1722 /*
1723 * Don't compute percentage of checked out files if we
1724 * aren't in a sparse checkout or would get division by 0.
1725 */
1726 state->sparse_checkout_percentage = SPARSE_CHECKOUT_DISABLED;
1727 return;
1728 }
1729
1730 if (r->index->sparse_index) {
1731 state->sparse_checkout_percentage = SPARSE_CHECKOUT_SPARSE_INDEX;
1732 return;
1733 }
1734
1735 for (i = 0; i < r->index->cache_nr; i++) {
1736 struct cache_entry *ce = r->index->cache[i];
1737 if (ce_skip_worktree(ce))
1738 skip_worktree++;
1739 }
1740
1741 state->sparse_checkout_percentage =
1742 100 - (100 * skip_worktree)/r->index->cache_nr;
1743 }
1744
1745 void wt_status_get_state(struct repository *r,
1746 struct wt_status_state *state,
1747 int get_detached_from)
1748 {
1749 struct stat st;
1750 struct object_id oid;
1751 enum replay_action action;
1752
1753 if (!stat(git_path_merge_head(r), &st)) {
1754 wt_status_check_rebase(NULL, state);
1755 state->merge_in_progress = 1;
1756 } else if (wt_status_check_rebase(NULL, state)) {
1757 ; /* all set */
1758 } else if (refs_ref_exists(get_main_ref_store(r), "CHERRY_PICK_HEAD") &&
1759 !get_oid("CHERRY_PICK_HEAD", &oid)) {
1760 state->cherry_pick_in_progress = 1;
1761 oidcpy(&state->cherry_pick_head_oid, &oid);
1762 }
1763 wt_status_check_bisect(NULL, state);
1764 if (refs_ref_exists(get_main_ref_store(r), "REVERT_HEAD") &&
1765 !get_oid("REVERT_HEAD", &oid)) {
1766 state->revert_in_progress = 1;
1767 oidcpy(&state->revert_head_oid, &oid);
1768 }
1769 if (!sequencer_get_last_command(r, &action)) {
1770 if (action == REPLAY_PICK) {
1771 state->cherry_pick_in_progress = 1;
1772 oidcpy(&state->cherry_pick_head_oid, null_oid());
1773 } else {
1774 state->revert_in_progress = 1;
1775 oidcpy(&state->revert_head_oid, null_oid());
1776 }
1777 }
1778 if (get_detached_from)
1779 wt_status_get_detached_from(r, state);
1780 wt_status_check_sparse_checkout(r, state);
1781 }
1782
1783 static void wt_longstatus_print_state(struct wt_status *s)
1784 {
1785 const char *state_color = color(WT_STATUS_HEADER, s);
1786 struct wt_status_state *state = &s->state;
1787
1788 if (state->merge_in_progress) {
1789 if (state->rebase_interactive_in_progress) {
1790 show_rebase_information(s, state_color);
1791 fputs("\n", s->fp);
1792 }
1793 show_merge_in_progress(s, state_color);
1794 } else if (state->am_in_progress)
1795 show_am_in_progress(s, state_color);
1796 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1797 show_rebase_in_progress(s, state_color);
1798 else if (state->cherry_pick_in_progress)
1799 show_cherry_pick_in_progress(s, state_color);
1800 else if (state->revert_in_progress)
1801 show_revert_in_progress(s, state_color);
1802 if (state->bisect_in_progress)
1803 show_bisect_in_progress(s, state_color);
1804
1805 if (state->sparse_checkout_percentage != SPARSE_CHECKOUT_DISABLED)
1806 show_sparse_checkout_in_use(s, state_color);
1807 }
1808
1809 static void wt_longstatus_print(struct wt_status *s)
1810 {
1811 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1812 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1813
1814 if (s->branch) {
1815 const char *on_what = _("On branch ");
1816 const char *branch_name = s->branch;
1817 if (!strcmp(branch_name, "HEAD")) {
1818 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1819 if (s->state.rebase_in_progress ||
1820 s->state.rebase_interactive_in_progress) {
1821 if (s->state.rebase_interactive_in_progress)
1822 on_what = _("interactive rebase in progress; onto ");
1823 else
1824 on_what = _("rebase in progress; onto ");
1825 branch_name = s->state.onto;
1826 } else if (s->state.detached_from) {
1827 branch_name = s->state.detached_from;
1828 if (s->state.detached_at)
1829 on_what = _("HEAD detached at ");
1830 else
1831 on_what = _("HEAD detached from ");
1832 } else {
1833 branch_name = "";
1834 on_what = _("Not currently on any branch.");
1835 }
1836 } else
1837 skip_prefix(branch_name, "refs/heads/", &branch_name);
1838 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1839 status_printf_more(s, branch_status_color, "%s", on_what);
1840 status_printf_more(s, branch_color, "%s\n", branch_name);
1841 if (!s->is_initial)
1842 wt_longstatus_print_tracking(s);
1843 }
1844
1845 wt_longstatus_print_state(s);
1846
1847 if (s->is_initial) {
1848 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1849 status_printf_ln(s, color(WT_STATUS_HEADER, s),
1850 s->commit_template
1851 ? _("Initial commit")
1852 : _("No commits yet"));
1853 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1854 }
1855
1856 wt_longstatus_print_updated(s);
1857 wt_longstatus_print_unmerged(s);
1858 wt_longstatus_print_changed(s);
1859 if (s->submodule_summary &&
1860 (!s->ignore_submodule_arg ||
1861 strcmp(s->ignore_submodule_arg, "all"))) {
1862 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1863 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1864 }
1865 if (s->show_untracked_files) {
1866 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1867 if (s->show_ignored_mode)
1868 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1869 if (advice_enabled(ADVICE_STATUS_U_OPTION) && 2000 < s->untracked_in_ms) {
1870 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1871 status_printf_ln(s, GIT_COLOR_NORMAL,
1872 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1873 "may speed it up, but you have to be careful not to forget to add\n"
1874 "new files yourself (see 'git help status')."),
1875 s->untracked_in_ms / 1000.0);
1876 }
1877 } else if (s->committable)
1878 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1879 s->hints
1880 ? _(" (use -u option to show untracked files)") : "");
1881
1882 if (s->verbose)
1883 wt_longstatus_print_verbose(s);
1884 if (!s->committable) {
1885 if (s->amend)
1886 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1887 else if (s->nowarn)
1888 ; /* nothing */
1889 else if (s->workdir_dirty) {
1890 if (s->hints)
1891 fprintf(s->fp, _("no changes added to commit "
1892 "(use \"git add\" and/or "
1893 "\"git commit -a\")\n"));
1894 else
1895 fprintf(s->fp, _("no changes added to "
1896 "commit\n"));
1897 } else if (s->untracked.nr) {
1898 if (s->hints)
1899 fprintf(s->fp, _("nothing added to commit but "
1900 "untracked files present (use "
1901 "\"git add\" to track)\n"));
1902 else
1903 fprintf(s->fp, _("nothing added to commit but "
1904 "untracked files present\n"));
1905 } else if (s->is_initial) {
1906 if (s->hints)
1907 fprintf(s->fp, _("nothing to commit (create/"
1908 "copy files and use \"git "
1909 "add\" to track)\n"));
1910 else
1911 fprintf(s->fp, _("nothing to commit\n"));
1912 } else if (!s->show_untracked_files) {
1913 if (s->hints)
1914 fprintf(s->fp, _("nothing to commit (use -u to "
1915 "show untracked files)\n"));
1916 else
1917 fprintf(s->fp, _("nothing to commit\n"));
1918 } else
1919 fprintf(s->fp, _("nothing to commit, working tree "
1920 "clean\n"));
1921 }
1922 if(s->show_stash)
1923 wt_longstatus_print_stash_summary(s);
1924 }
1925
1926 static void wt_shortstatus_unmerged(struct string_list_item *it,
1927 struct wt_status *s)
1928 {
1929 struct wt_status_change_data *d = it->util;
1930 const char *how = "??";
1931
1932 switch (d->stagemask) {
1933 case 1: how = "DD"; break; /* both deleted */
1934 case 2: how = "AU"; break; /* added by us */
1935 case 3: how = "UD"; break; /* deleted by them */
1936 case 4: how = "UA"; break; /* added by them */
1937 case 5: how = "DU"; break; /* deleted by us */
1938 case 6: how = "AA"; break; /* both added */
1939 case 7: how = "UU"; break; /* both modified */
1940 }
1941 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1942 if (s->null_termination) {
1943 fprintf(s->fp, " %s%c", it->string, 0);
1944 } else {
1945 struct strbuf onebuf = STRBUF_INIT;
1946 const char *one;
1947 one = quote_path(it->string, s->prefix, &onebuf, QUOTE_PATH_QUOTE_SP);
1948 fprintf(s->fp, " %s\n", one);
1949 strbuf_release(&onebuf);
1950 }
1951 }
1952
1953 static void wt_shortstatus_status(struct string_list_item *it,
1954 struct wt_status *s)
1955 {
1956 struct wt_status_change_data *d = it->util;
1957
1958 if (d->index_status)
1959 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1960 else
1961 fputc(' ', s->fp);
1962 if (d->worktree_status)
1963 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1964 else
1965 fputc(' ', s->fp);
1966 fputc(' ', s->fp);
1967 if (s->null_termination) {
1968 fprintf(s->fp, "%s%c", it->string, 0);
1969 if (d->rename_source)
1970 fprintf(s->fp, "%s%c", d->rename_source, 0);
1971 } else {
1972 struct strbuf onebuf = STRBUF_INIT;
1973 const char *one;
1974
1975 if (d->rename_source) {
1976 one = quote_path(d->rename_source, s->prefix, &onebuf,
1977 QUOTE_PATH_QUOTE_SP);
1978 fprintf(s->fp, "%s -> ", one);
1979 strbuf_release(&onebuf);
1980 }
1981 one = quote_path(it->string, s->prefix, &onebuf, QUOTE_PATH_QUOTE_SP);
1982 fprintf(s->fp, "%s\n", one);
1983 strbuf_release(&onebuf);
1984 }
1985 }
1986
1987 static void wt_shortstatus_other(struct string_list_item *it,
1988 struct wt_status *s, const char *sign)
1989 {
1990 if (s->null_termination) {
1991 fprintf(s->fp, "%s %s%c", sign, it->string, 0);
1992 } else {
1993 struct strbuf onebuf = STRBUF_INIT;
1994 const char *one;
1995 one = quote_path(it->string, s->prefix, &onebuf, QUOTE_PATH_QUOTE_SP);
1996 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1997 fprintf(s->fp, " %s\n", one);
1998 strbuf_release(&onebuf);
1999 }
2000 }
2001
2002 static void wt_shortstatus_print_tracking(struct wt_status *s)
2003 {
2004 struct branch *branch;
2005 const char *header_color = color(WT_STATUS_HEADER, s);
2006 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
2007 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
2008
2009 const char *base;
2010 char *short_base;
2011 const char *branch_name;
2012 int num_ours, num_theirs, sti;
2013 int upstream_is_gone = 0;
2014
2015 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
2016
2017 if (!s->branch)
2018 return;
2019 branch_name = s->branch;
2020
2021 #define LABEL(string) (s->no_gettext ? (string) : _(string))
2022
2023 if (s->is_initial)
2024 color_fprintf(s->fp, header_color, LABEL(N_("No commits yet on ")));
2025
2026 if (!strcmp(s->branch, "HEAD")) {
2027 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
2028 LABEL(N_("HEAD (no branch)")));
2029 goto conclude;
2030 }
2031
2032 skip_prefix(branch_name, "refs/heads/", &branch_name);
2033
2034 branch = branch_get(branch_name);
2035
2036 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
2037
2038 sti = stat_tracking_info(branch, &num_ours, &num_theirs, &base,
2039 0, s->ahead_behind_flags);
2040 if (sti < 0) {
2041 if (!base)
2042 goto conclude;
2043
2044 upstream_is_gone = 1;
2045 }
2046
2047 short_base = shorten_unambiguous_ref(base, 0);
2048 color_fprintf(s->fp, header_color, "...");
2049 color_fprintf(s->fp, branch_color_remote, "%s", short_base);
2050 free(short_base);
2051
2052 if (!upstream_is_gone && !sti)
2053 goto conclude;
2054
2055 color_fprintf(s->fp, header_color, " [");
2056 if (upstream_is_gone) {
2057 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
2058 } else if (s->ahead_behind_flags == AHEAD_BEHIND_QUICK) {
2059 color_fprintf(s->fp, header_color, LABEL(N_("different")));
2060 } else if (!num_ours) {
2061 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
2062 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
2063 } else if (!num_theirs) {
2064 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
2065 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
2066 } else {
2067 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
2068 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
2069 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
2070 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
2071 }
2072
2073 color_fprintf(s->fp, header_color, "]");
2074 conclude:
2075 fputc(s->null_termination ? '\0' : '\n', s->fp);
2076 }
2077
2078 static void wt_shortstatus_print(struct wt_status *s)
2079 {
2080 struct string_list_item *it;
2081
2082 if (s->show_branch)
2083 wt_shortstatus_print_tracking(s);
2084
2085 for_each_string_list_item(it, &s->change) {
2086 struct wt_status_change_data *d = it->util;
2087
2088 if (d->stagemask)
2089 wt_shortstatus_unmerged(it, s);
2090 else
2091 wt_shortstatus_status(it, s);
2092 }
2093 for_each_string_list_item(it, &s->untracked)
2094 wt_shortstatus_other(it, s, "??");
2095
2096 for_each_string_list_item(it, &s->ignored)
2097 wt_shortstatus_other(it, s, "!!");
2098 }
2099
2100 static void wt_porcelain_print(struct wt_status *s)
2101 {
2102 s->use_color = 0;
2103 s->relative_paths = 0;
2104 s->prefix = NULL;
2105 s->no_gettext = 1;
2106 wt_shortstatus_print(s);
2107 }
2108
2109 /*
2110 * Print branch information for porcelain v2 output. These lines
2111 * are printed when the '--branch' parameter is given.
2112 *
2113 * # branch.oid <commit><eol>
2114 * # branch.head <head><eol>
2115 * [# branch.upstream <upstream><eol>
2116 * [# branch.ab +<ahead> -<behind><eol>]]
2117 *
2118 * <commit> ::= the current commit hash or the literal
2119 * "(initial)" to indicate an initialized repo
2120 * with no commits.
2121 *
2122 * <head> ::= <branch_name> the current branch name or
2123 * "(detached)" literal when detached head or
2124 * "(unknown)" when something is wrong.
2125 *
2126 * <upstream> ::= the upstream branch name, when set.
2127 *
2128 * <ahead> ::= integer ahead value or '?'.
2129 *
2130 * <behind> ::= integer behind value or '?'.
2131 *
2132 * The end-of-line is defined by the -z flag.
2133 *
2134 * <eol> ::= NUL when -z,
2135 * LF when NOT -z.
2136 *
2137 * When an upstream is set and present, the 'branch.ab' line will
2138 * be printed with the ahead/behind counts for the branch and the
2139 * upstream. When AHEAD_BEHIND_QUICK is requested and the branches
2140 * are different, '?' will be substituted for the actual count.
2141 */
2142 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
2143 {
2144 struct branch *branch;
2145 const char *base;
2146 const char *branch_name;
2147 int ab_info, nr_ahead, nr_behind;
2148 char eol = s->null_termination ? '\0' : '\n';
2149
2150 fprintf(s->fp, "# branch.oid %s%c",
2151 (s->is_initial ? "(initial)" : oid_to_hex(&s->oid_commit)),
2152 eol);
2153
2154 if (!s->branch)
2155 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
2156 else {
2157 if (!strcmp(s->branch, "HEAD")) {
2158 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
2159
2160 if (s->state.rebase_in_progress ||
2161 s->state.rebase_interactive_in_progress)
2162 branch_name = s->state.onto;
2163 else if (s->state.detached_from)
2164 branch_name = s->state.detached_from;
2165 else
2166 branch_name = "";
2167 } else {
2168 branch_name = NULL;
2169 skip_prefix(s->branch, "refs/heads/", &branch_name);
2170
2171 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
2172 }
2173
2174 /* Lookup stats on the upstream tracking branch, if set. */
2175 branch = branch_get(branch_name);
2176 base = NULL;
2177 ab_info = stat_tracking_info(branch, &nr_ahead, &nr_behind,
2178 &base, 0, s->ahead_behind_flags);
2179 if (base) {
2180 base = shorten_unambiguous_ref(base, 0);
2181 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
2182 free((char *)base);
2183
2184 if (ab_info > 0) {
2185 /* different */
2186 if (nr_ahead || nr_behind)
2187 fprintf(s->fp, "# branch.ab +%d -%d%c",
2188 nr_ahead, nr_behind, eol);
2189 else
2190 fprintf(s->fp, "# branch.ab +? -?%c",
2191 eol);
2192 } else if (!ab_info) {
2193 /* same */
2194 fprintf(s->fp, "# branch.ab +0 -0%c", eol);
2195 }
2196 }
2197 }
2198 }
2199
2200 /*
2201 * Print the stash count in a porcelain-friendly format
2202 */
2203 static void wt_porcelain_v2_print_stash(struct wt_status *s)
2204 {
2205 int stash_count = count_stash_entries();
2206 char eol = s->null_termination ? '\0' : '\n';
2207
2208 if (stash_count > 0)
2209 fprintf(s->fp, "# stash %d%c", stash_count, eol);
2210 }
2211
2212 /*
2213 * Convert various submodule status values into a
2214 * fixed-length string of characters in the buffer provided.
2215 */
2216 static void wt_porcelain_v2_submodule_state(
2217 struct wt_status_change_data *d,
2218 char sub[5])
2219 {
2220 if (S_ISGITLINK(d->mode_head) ||
2221 S_ISGITLINK(d->mode_index) ||
2222 S_ISGITLINK(d->mode_worktree)) {
2223 sub[0] = 'S';
2224 sub[1] = d->new_submodule_commits ? 'C' : '.';
2225 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
2226 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
2227 } else {
2228 sub[0] = 'N';
2229 sub[1] = '.';
2230 sub[2] = '.';
2231 sub[3] = '.';
2232 }
2233 sub[4] = 0;
2234 }
2235
2236 /*
2237 * Fix-up changed entries before we print them.
2238 */
2239 static void wt_porcelain_v2_fix_up_changed(struct string_list_item *it)
2240 {
2241 struct wt_status_change_data *d = it->util;
2242
2243 if (!d->index_status) {
2244 /*
2245 * This entry is unchanged in the index (relative to the head).
2246 * Therefore, the collect_updated_cb was never called for this
2247 * entry (during the head-vs-index scan) and so the head column
2248 * fields were never set.
2249 *
2250 * We must have data for the index column (from the
2251 * index-vs-worktree scan (otherwise, this entry should not be
2252 * in the list of changes)).
2253 *
2254 * Copy index column fields to the head column, so that our
2255 * output looks complete.
2256 */
2257 assert(d->mode_head == 0);
2258 d->mode_head = d->mode_index;
2259 oidcpy(&d->oid_head, &d->oid_index);
2260 }
2261
2262 if (!d->worktree_status) {
2263 /*
2264 * This entry is unchanged in the worktree (relative to the index).
2265 * Therefore, the collect_changed_cb was never called for this entry
2266 * (during the index-vs-worktree scan) and so the worktree column
2267 * fields were never set.
2268 *
2269 * We must have data for the index column (from the head-vs-index
2270 * scan).
2271 *
2272 * Copy the index column fields to the worktree column so that
2273 * our output looks complete.
2274 *
2275 * Note that we only have a mode field in the worktree column
2276 * because the scan code tries really hard to not have to compute it.
2277 */
2278 assert(d->mode_worktree == 0);
2279 d->mode_worktree = d->mode_index;
2280 }
2281 }
2282
2283 /*
2284 * Print porcelain v2 info for tracked entries with changes.
2285 */
2286 static void wt_porcelain_v2_print_changed_entry(
2287 struct string_list_item *it,
2288 struct wt_status *s)
2289 {
2290 struct wt_status_change_data *d = it->util;
2291 struct strbuf buf = STRBUF_INIT;
2292 struct strbuf buf_from = STRBUF_INIT;
2293 const char *path = NULL;
2294 const char *path_from = NULL;
2295 char key[3];
2296 char submodule_token[5];
2297 char sep_char, eol_char;
2298
2299 wt_porcelain_v2_fix_up_changed(it);
2300 wt_porcelain_v2_submodule_state(d, submodule_token);
2301
2302 key[0] = d->index_status ? d->index_status : '.';
2303 key[1] = d->worktree_status ? d->worktree_status : '.';
2304 key[2] = 0;
2305
2306 if (s->null_termination) {
2307 /*
2308 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2309 * A single NUL character separates them.
2310 */
2311 sep_char = '\0';
2312 eol_char = '\0';
2313 path = it->string;
2314 path_from = d->rename_source;
2315 } else {
2316 /*
2317 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2318 * The source path is only present when necessary.
2319 * A single TAB separates them (because paths can contain spaces
2320 * which are not escaped and C-quoting does escape TAB characters).
2321 */
2322 sep_char = '\t';
2323 eol_char = '\n';
2324 path = quote_path(it->string, s->prefix, &buf, 0);
2325 if (d->rename_source)
2326 path_from = quote_path(d->rename_source, s->prefix, &buf_from, 0);
2327 }
2328
2329 if (path_from)
2330 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2331 key, submodule_token,
2332 d->mode_head, d->mode_index, d->mode_worktree,
2333 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2334 d->rename_status, d->rename_score,
2335 path, sep_char, path_from, eol_char);
2336 else
2337 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2338 key, submodule_token,
2339 d->mode_head, d->mode_index, d->mode_worktree,
2340 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2341 path, eol_char);
2342
2343 strbuf_release(&buf);
2344 strbuf_release(&buf_from);
2345 }
2346
2347 /*
2348 * Print porcelain v2 status info for unmerged entries.
2349 */
2350 static void wt_porcelain_v2_print_unmerged_entry(
2351 struct string_list_item *it,
2352 struct wt_status *s)
2353 {
2354 struct wt_status_change_data *d = it->util;
2355 struct index_state *istate = s->repo->index;
2356 const struct cache_entry *ce;
2357 struct strbuf buf_index = STRBUF_INIT;
2358 const char *path_index = NULL;
2359 int pos, stage, sum;
2360 struct {
2361 int mode;
2362 struct object_id oid;
2363 } stages[3];
2364 char *key;
2365 char submodule_token[5];
2366 char unmerged_prefix = 'u';
2367 char eol_char = s->null_termination ? '\0' : '\n';
2368
2369 wt_porcelain_v2_submodule_state(d, submodule_token);
2370
2371 switch (d->stagemask) {
2372 case 1: key = "DD"; break; /* both deleted */
2373 case 2: key = "AU"; break; /* added by us */
2374 case 3: key = "UD"; break; /* deleted by them */
2375 case 4: key = "UA"; break; /* added by them */
2376 case 5: key = "DU"; break; /* deleted by us */
2377 case 6: key = "AA"; break; /* both added */
2378 case 7: key = "UU"; break; /* both modified */
2379 default:
2380 BUG("unhandled unmerged status %x", d->stagemask);
2381 }
2382
2383 /*
2384 * Disregard d.aux.porcelain_v2 data that we accumulated
2385 * for the head and index columns during the scans and
2386 * replace with the actual stage data.
2387 *
2388 * Note that this is a last-one-wins for each the individual
2389 * stage [123] columns in the event of multiple cache entries
2390 * for same stage.
2391 */
2392 memset(stages, 0, sizeof(stages));
2393 sum = 0;
2394 pos = index_name_pos(istate, it->string, strlen(it->string));
2395 assert(pos < 0);
2396 pos = -pos-1;
2397 while (pos < istate->cache_nr) {
2398 ce = istate->cache[pos++];
2399 stage = ce_stage(ce);
2400 if (strcmp(ce->name, it->string) || !stage)
2401 break;
2402 stages[stage - 1].mode = ce->ce_mode;
2403 oidcpy(&stages[stage - 1].oid, &ce->oid);
2404 sum |= (1 << (stage - 1));
2405 }
2406 if (sum != d->stagemask)
2407 BUG("observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2408
2409 if (s->null_termination)
2410 path_index = it->string;
2411 else
2412 path_index = quote_path(it->string, s->prefix, &buf_index, 0);
2413
2414 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2415 unmerged_prefix, key, submodule_token,
2416 stages[0].mode, /* stage 1 */
2417 stages[1].mode, /* stage 2 */
2418 stages[2].mode, /* stage 3 */
2419 d->mode_worktree,
2420 oid_to_hex(&stages[0].oid), /* stage 1 */
2421 oid_to_hex(&stages[1].oid), /* stage 2 */
2422 oid_to_hex(&stages[2].oid), /* stage 3 */
2423 path_index,
2424 eol_char);
2425
2426 strbuf_release(&buf_index);
2427 }
2428
2429 /*
2430 * Print porcelain V2 status info for untracked and ignored entries.
2431 */
2432 static void wt_porcelain_v2_print_other(
2433 struct string_list_item *it,
2434 struct wt_status *s,
2435 char prefix)
2436 {
2437 struct strbuf buf = STRBUF_INIT;
2438 const char *path;
2439 char eol_char;
2440
2441 if (s->null_termination) {
2442 path = it->string;
2443 eol_char = '\0';
2444 } else {
2445 path = quote_path(it->string, s->prefix, &buf, 0);
2446 eol_char = '\n';
2447 }
2448
2449 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2450
2451 strbuf_release(&buf);
2452 }
2453
2454 /*
2455 * Print porcelain V2 status.
2456 *
2457 * [<v2_branch>]
2458 * [<v2_changed_items>]*
2459 * [<v2_unmerged_items>]*
2460 * [<v2_untracked_items>]*
2461 * [<v2_ignored_items>]*
2462 *
2463 */
2464 static void wt_porcelain_v2_print(struct wt_status *s)
2465 {
2466 struct wt_status_change_data *d;
2467 struct string_list_item *it;
2468 int i;
2469
2470 if (s->show_branch)
2471 wt_porcelain_v2_print_tracking(s);
2472
2473 if (s->show_stash)
2474 wt_porcelain_v2_print_stash(s);
2475
2476 for (i = 0; i < s->change.nr; i++) {
2477 it = &(s->change.items[i]);
2478 d = it->util;
2479 if (!d->stagemask)
2480 wt_porcelain_v2_print_changed_entry(it, s);
2481 }
2482
2483 for (i = 0; i < s->change.nr; i++) {
2484 it = &(s->change.items[i]);
2485 d = it->util;
2486 if (d->stagemask)
2487 wt_porcelain_v2_print_unmerged_entry(it, s);
2488 }
2489
2490 for (i = 0; i < s->untracked.nr; i++) {
2491 it = &(s->untracked.items[i]);
2492 wt_porcelain_v2_print_other(it, s, '?');
2493 }
2494
2495 for (i = 0; i < s->ignored.nr; i++) {
2496 it = &(s->ignored.items[i]);
2497 wt_porcelain_v2_print_other(it, s, '!');
2498 }
2499 }
2500
2501 void wt_status_print(struct wt_status *s)
2502 {
2503 trace2_data_intmax("status", s->repo, "count/changed", s->change.nr);
2504 trace2_data_intmax("status", s->repo, "count/untracked",
2505 s->untracked.nr);
2506 trace2_data_intmax("status", s->repo, "count/ignored", s->ignored.nr);
2507
2508 trace2_region_enter("status", "print", s->repo);
2509
2510 switch (s->status_format) {
2511 case STATUS_FORMAT_SHORT:
2512 wt_shortstatus_print(s);
2513 break;
2514 case STATUS_FORMAT_PORCELAIN:
2515 wt_porcelain_print(s);
2516 break;
2517 case STATUS_FORMAT_PORCELAIN_V2:
2518 wt_porcelain_v2_print(s);
2519 break;
2520 case STATUS_FORMAT_UNSPECIFIED:
2521 BUG("finalize_deferred_config() should have been called");
2522 break;
2523 case STATUS_FORMAT_NONE:
2524 case STATUS_FORMAT_LONG:
2525 wt_longstatus_print(s);
2526 break;
2527 }
2528
2529 trace2_region_leave("status", "print", s->repo);
2530 }
2531
2532 /**
2533 * Returns 1 if there are unstaged changes, 0 otherwise.
2534 */
2535 int has_unstaged_changes(struct repository *r, int ignore_submodules)
2536 {
2537 struct rev_info rev_info;
2538 int result;
2539
2540 repo_init_revisions(r, &rev_info, NULL);
2541 if (ignore_submodules) {
2542 rev_info.diffopt.flags.ignore_submodules = 1;
2543 rev_info.diffopt.flags.override_submodule_config = 1;
2544 }
2545 rev_info.diffopt.flags.quick = 1;
2546 diff_setup_done(&rev_info.diffopt);
2547 result = run_diff_files(&rev_info, 0);
2548 return diff_result_code(&rev_info.diffopt, result);
2549 }
2550
2551 /**
2552 * Returns 1 if there are uncommitted changes, 0 otherwise.
2553 */
2554 int has_uncommitted_changes(struct repository *r,
2555 int ignore_submodules)
2556 {
2557 struct rev_info rev_info;
2558 int result;
2559
2560 if (is_index_unborn(r->index))
2561 return 0;
2562
2563 repo_init_revisions(r, &rev_info, NULL);
2564 if (ignore_submodules)
2565 rev_info.diffopt.flags.ignore_submodules = 1;
2566 rev_info.diffopt.flags.quick = 1;
2567
2568 add_head_to_pending(&rev_info);
2569 if (!rev_info.pending.nr) {
2570 /*
2571 * We have no head (or it's corrupt); use the empty tree,
2572 * which will complain if the index is non-empty.
2573 */
2574 struct tree *tree = lookup_tree(r, the_hash_algo->empty_tree);
2575 add_pending_object(&rev_info, &tree->object, "");
2576 }
2577
2578 diff_setup_done(&rev_info.diffopt);
2579 result = run_diff_index(&rev_info, 1);
2580 object_array_clear(&rev_info.pending);
2581 return diff_result_code(&rev_info.diffopt, result);
2582 }
2583
2584 /**
2585 * If the work tree has unstaged or uncommitted changes, dies with the
2586 * appropriate message.
2587 */
2588 int require_clean_work_tree(struct repository *r,
2589 const char *action,
2590 const char *hint,
2591 int ignore_submodules,
2592 int gently)
2593 {
2594 struct lock_file lock_file = LOCK_INIT;
2595 int err = 0, fd;
2596
2597 fd = repo_hold_locked_index(r, &lock_file, 0);
2598 refresh_index(r->index, REFRESH_QUIET, NULL, NULL, NULL);
2599 if (0 <= fd)
2600 repo_update_index_if_able(r, &lock_file);
2601 rollback_lock_file(&lock_file);
2602
2603 if (has_unstaged_changes(r, ignore_submodules)) {
2604 /* TRANSLATORS: the action is e.g. "pull with rebase" */
2605 error(_("cannot %s: You have unstaged changes."), _(action));
2606 err = 1;
2607 }
2608
2609 if (has_uncommitted_changes(r, ignore_submodules)) {
2610 if (err)
2611 error(_("additionally, your index contains uncommitted changes."));
2612 else
2613 error(_("cannot %s: Your index contains uncommitted changes."),
2614 _(action));
2615 err = 1;
2616 }
2617
2618 if (err) {
2619 if (hint)
2620 error("%s", hint);
2621 if (!gently)
2622 exit(128);
2623 }
2624
2625 return err;
2626 }
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