Merge branch 'tg/glossary-overlay'
[git/git.git] / wt-status.c
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 "argv-array.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
21 static const char cut_line[] =
22 "------------------------ >8 ------------------------\n";
23
24 static char default_wt_status_colors[][COLOR_MAXLEN] = {
25 GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
26 GIT_COLOR_GREEN, /* WT_STATUS_UPDATED */
27 GIT_COLOR_RED, /* WT_STATUS_CHANGED */
28 GIT_COLOR_RED, /* WT_STATUS_UNTRACKED */
29 GIT_COLOR_RED, /* WT_STATUS_NOBRANCH */
30 GIT_COLOR_RED, /* WT_STATUS_UNMERGED */
31 GIT_COLOR_GREEN, /* WT_STATUS_LOCAL_BRANCH */
32 GIT_COLOR_RED, /* WT_STATUS_REMOTE_BRANCH */
33 GIT_COLOR_NIL, /* WT_STATUS_ONBRANCH */
34 };
35
36 static const char *color(int slot, struct wt_status *s)
37 {
38 const char *c = "";
39 if (want_color(s->use_color))
40 c = s->color_palette[slot];
41 if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
42 c = s->color_palette[WT_STATUS_HEADER];
43 return c;
44 }
45
46 static void status_vprintf(struct wt_status *s, int at_bol, const char *color,
47 const char *fmt, va_list ap, const char *trail)
48 {
49 struct strbuf sb = STRBUF_INIT;
50 struct strbuf linebuf = STRBUF_INIT;
51 const char *line, *eol;
52
53 strbuf_vaddf(&sb, fmt, ap);
54 if (!sb.len) {
55 if (s->display_comment_prefix) {
56 strbuf_addch(&sb, comment_line_char);
57 if (!trail)
58 strbuf_addch(&sb, ' ');
59 }
60 color_print_strbuf(s->fp, color, &sb);
61 if (trail)
62 fprintf(s->fp, "%s", trail);
63 strbuf_release(&sb);
64 return;
65 }
66 for (line = sb.buf; *line; line = eol + 1) {
67 eol = strchr(line, '\n');
68
69 strbuf_reset(&linebuf);
70 if (at_bol && s->display_comment_prefix) {
71 strbuf_addch(&linebuf, comment_line_char);
72 if (*line != '\n' && *line != '\t')
73 strbuf_addch(&linebuf, ' ');
74 }
75 if (eol)
76 strbuf_add(&linebuf, line, eol - line);
77 else
78 strbuf_addstr(&linebuf, line);
79 color_print_strbuf(s->fp, color, &linebuf);
80 if (eol)
81 fprintf(s->fp, "\n");
82 else
83 break;
84 at_bol = 1;
85 }
86 if (trail)
87 fprintf(s->fp, "%s", trail);
88 strbuf_release(&linebuf);
89 strbuf_release(&sb);
90 }
91
92 void status_printf_ln(struct wt_status *s, const char *color,
93 const char *fmt, ...)
94 {
95 va_list ap;
96
97 va_start(ap, fmt);
98 status_vprintf(s, 1, color, fmt, ap, "\n");
99 va_end(ap);
100 }
101
102 void status_printf(struct wt_status *s, const char *color,
103 const char *fmt, ...)
104 {
105 va_list ap;
106
107 va_start(ap, fmt);
108 status_vprintf(s, 1, color, fmt, ap, NULL);
109 va_end(ap);
110 }
111
112 static void status_printf_more(struct wt_status *s, const char *color,
113 const char *fmt, ...)
114 {
115 va_list ap;
116
117 va_start(ap, fmt);
118 status_vprintf(s, 0, color, fmt, ap, NULL);
119 va_end(ap);
120 }
121
122 void wt_status_prepare(struct repository *r, struct wt_status *s)
123 {
124 memset(s, 0, sizeof(*s));
125 s->repo = r;
126 memcpy(s->color_palette, default_wt_status_colors,
127 sizeof(default_wt_status_colors));
128 s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
129 s->use_color = -1;
130 s->relative_paths = 1;
131 s->branch = resolve_refdup("HEAD", 0, NULL, NULL);
132 s->reference = "HEAD";
133 s->fp = stdout;
134 s->index_file = get_index_file();
135 s->change.strdup_strings = 1;
136 s->untracked.strdup_strings = 1;
137 s->ignored.strdup_strings = 1;
138 s->show_branch = -1; /* unspecified */
139 s->show_stash = 0;
140 s->ahead_behind_flags = AHEAD_BEHIND_UNSPECIFIED;
141 s->display_comment_prefix = 0;
142 s->detect_rename = -1;
143 s->rename_score = -1;
144 s->rename_limit = -1;
145 }
146
147 static void wt_longstatus_print_unmerged_header(struct wt_status *s)
148 {
149 int i;
150 int del_mod_conflict = 0;
151 int both_deleted = 0;
152 int not_deleted = 0;
153 const char *c = color(WT_STATUS_HEADER, s);
154
155 status_printf_ln(s, c, _("Unmerged paths:"));
156
157 for (i = 0; i < s->change.nr; i++) {
158 struct string_list_item *it = &(s->change.items[i]);
159 struct wt_status_change_data *d = it->util;
160
161 switch (d->stagemask) {
162 case 0:
163 break;
164 case 1:
165 both_deleted = 1;
166 break;
167 case 3:
168 case 5:
169 del_mod_conflict = 1;
170 break;
171 default:
172 not_deleted = 1;
173 break;
174 }
175 }
176
177 if (!s->hints)
178 return;
179 if (s->whence != FROM_COMMIT)
180 ;
181 else if (!s->is_initial)
182 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
183 else
184 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
185
186 if (!both_deleted) {
187 if (!del_mod_conflict)
188 status_printf_ln(s, c, _(" (use \"git add <file>...\" to mark resolution)"));
189 else
190 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
191 } else if (!del_mod_conflict && !not_deleted) {
192 status_printf_ln(s, c, _(" (use \"git rm <file>...\" to mark resolution)"));
193 } else {
194 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
195 }
196 status_printf_ln(s, c, "%s", "");
197 }
198
199 static void wt_longstatus_print_cached_header(struct wt_status *s)
200 {
201 const char *c = color(WT_STATUS_HEADER, s);
202
203 status_printf_ln(s, c, _("Changes to be committed:"));
204 if (!s->hints)
205 return;
206 if (s->whence != FROM_COMMIT)
207 ; /* NEEDSWORK: use "git reset --unresolve"??? */
208 else if (!s->is_initial)
209 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
210 else
211 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
212 status_printf_ln(s, c, "%s", "");
213 }
214
215 static void wt_longstatus_print_dirty_header(struct wt_status *s,
216 int has_deleted,
217 int has_dirty_submodules)
218 {
219 const char *c = color(WT_STATUS_HEADER, s);
220
221 status_printf_ln(s, c, _("Changes not staged for commit:"));
222 if (!s->hints)
223 return;
224 if (!has_deleted)
225 status_printf_ln(s, c, _(" (use \"git add <file>...\" to update what will be committed)"));
226 else
227 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" to update what will be committed)"));
228 status_printf_ln(s, c, _(" (use \"git checkout -- <file>...\" to discard changes in working directory)"));
229 if (has_dirty_submodules)
230 status_printf_ln(s, c, _(" (commit or discard the untracked or modified content in submodules)"));
231 status_printf_ln(s, c, "%s", "");
232 }
233
234 static void wt_longstatus_print_other_header(struct wt_status *s,
235 const char *what,
236 const char *how)
237 {
238 const char *c = color(WT_STATUS_HEADER, s);
239 status_printf_ln(s, c, "%s:", what);
240 if (!s->hints)
241 return;
242 status_printf_ln(s, c, _(" (use \"git %s <file>...\" to include in what will be committed)"), how);
243 status_printf_ln(s, c, "%s", "");
244 }
245
246 static void wt_longstatus_print_trailer(struct wt_status *s)
247 {
248 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
249 }
250
251 #define quote_path quote_path_relative
252
253 static const char *wt_status_unmerged_status_string(int stagemask)
254 {
255 switch (stagemask) {
256 case 1:
257 return _("both deleted:");
258 case 2:
259 return _("added by us:");
260 case 3:
261 return _("deleted by them:");
262 case 4:
263 return _("added by them:");
264 case 5:
265 return _("deleted by us:");
266 case 6:
267 return _("both added:");
268 case 7:
269 return _("both modified:");
270 default:
271 BUG("unhandled unmerged status %x", stagemask);
272 }
273 }
274
275 static const char *wt_status_diff_status_string(int status)
276 {
277 switch (status) {
278 case DIFF_STATUS_ADDED:
279 return _("new file:");
280 case DIFF_STATUS_COPIED:
281 return _("copied:");
282 case DIFF_STATUS_DELETED:
283 return _("deleted:");
284 case DIFF_STATUS_MODIFIED:
285 return _("modified:");
286 case DIFF_STATUS_RENAMED:
287 return _("renamed:");
288 case DIFF_STATUS_TYPE_CHANGED:
289 return _("typechange:");
290 case DIFF_STATUS_UNKNOWN:
291 return _("unknown:");
292 case DIFF_STATUS_UNMERGED:
293 return _("unmerged:");
294 default:
295 return NULL;
296 }
297 }
298
299 static int maxwidth(const char *(*label)(int), int minval, int maxval)
300 {
301 int result = 0, i;
302
303 for (i = minval; i <= maxval; i++) {
304 const char *s = label(i);
305 int len = s ? utf8_strwidth(s) : 0;
306 if (len > result)
307 result = len;
308 }
309 return result;
310 }
311
312 static void wt_longstatus_print_unmerged_data(struct wt_status *s,
313 struct string_list_item *it)
314 {
315 const char *c = color(WT_STATUS_UNMERGED, s);
316 struct wt_status_change_data *d = it->util;
317 struct strbuf onebuf = STRBUF_INIT;
318 static char *padding;
319 static int label_width;
320 const char *one, *how;
321 int len;
322
323 if (!padding) {
324 label_width = maxwidth(wt_status_unmerged_status_string, 1, 7);
325 label_width += strlen(" ");
326 padding = xmallocz(label_width);
327 memset(padding, ' ', label_width);
328 }
329
330 one = quote_path(it->string, s->prefix, &onebuf);
331 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
332
333 how = wt_status_unmerged_status_string(d->stagemask);
334 len = label_width - utf8_strwidth(how);
335 status_printf_more(s, c, "%s%.*s%s\n", how, len, padding, one);
336 strbuf_release(&onebuf);
337 }
338
339 static void wt_longstatus_print_change_data(struct wt_status *s,
340 int change_type,
341 struct string_list_item *it)
342 {
343 struct wt_status_change_data *d = it->util;
344 const char *c = color(change_type, s);
345 int status;
346 char *one_name;
347 char *two_name;
348 const char *one, *two;
349 struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
350 struct strbuf extra = STRBUF_INIT;
351 static char *padding;
352 static int label_width;
353 const char *what;
354 int len;
355
356 if (!padding) {
357 /* If DIFF_STATUS_* uses outside the range [A..Z], we're in trouble */
358 label_width = maxwidth(wt_status_diff_status_string, 'A', 'Z');
359 label_width += strlen(" ");
360 padding = xmallocz(label_width);
361 memset(padding, ' ', label_width);
362 }
363
364 one_name = two_name = it->string;
365 switch (change_type) {
366 case WT_STATUS_UPDATED:
367 status = d->index_status;
368 break;
369 case WT_STATUS_CHANGED:
370 if (d->new_submodule_commits || d->dirty_submodule) {
371 strbuf_addstr(&extra, " (");
372 if (d->new_submodule_commits)
373 strbuf_addstr(&extra, _("new commits, "));
374 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
375 strbuf_addstr(&extra, _("modified content, "));
376 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
377 strbuf_addstr(&extra, _("untracked content, "));
378 strbuf_setlen(&extra, extra.len - 2);
379 strbuf_addch(&extra, ')');
380 }
381 status = d->worktree_status;
382 break;
383 default:
384 BUG("unhandled change_type %d in wt_longstatus_print_change_data",
385 change_type);
386 }
387
388 /*
389 * Only pick up the rename it's relevant. If the rename is for
390 * the changed section and we're printing the updated section,
391 * ignore it.
392 */
393 if (d->rename_status == status)
394 one_name = d->rename_source;
395
396 one = quote_path(one_name, s->prefix, &onebuf);
397 two = quote_path(two_name, s->prefix, &twobuf);
398
399 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
400 what = wt_status_diff_status_string(status);
401 if (!what)
402 BUG("unhandled diff status %c", status);
403 len = label_width - utf8_strwidth(what);
404 assert(len >= 0);
405 if (one_name != two_name)
406 status_printf_more(s, c, "%s%.*s%s -> %s",
407 what, len, padding, one, two);
408 else
409 status_printf_more(s, c, "%s%.*s%s",
410 what, len, padding, one);
411 if (extra.len) {
412 status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
413 strbuf_release(&extra);
414 }
415 status_printf_more(s, GIT_COLOR_NORMAL, "\n");
416 strbuf_release(&onebuf);
417 strbuf_release(&twobuf);
418 }
419
420 static char short_submodule_status(struct wt_status_change_data *d)
421 {
422 if (d->new_submodule_commits)
423 return 'M';
424 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
425 return 'm';
426 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
427 return '?';
428 return d->worktree_status;
429 }
430
431 static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
432 struct diff_options *options,
433 void *data)
434 {
435 struct wt_status *s = data;
436 int i;
437
438 if (!q->nr)
439 return;
440 s->workdir_dirty = 1;
441 for (i = 0; i < q->nr; i++) {
442 struct diff_filepair *p;
443 struct string_list_item *it;
444 struct wt_status_change_data *d;
445
446 p = q->queue[i];
447 it = string_list_insert(&s->change, p->two->path);
448 d = it->util;
449 if (!d) {
450 d = xcalloc(1, sizeof(*d));
451 it->util = d;
452 }
453 if (!d->worktree_status)
454 d->worktree_status = p->status;
455 if (S_ISGITLINK(p->two->mode)) {
456 d->dirty_submodule = p->two->dirty_submodule;
457 d->new_submodule_commits = !oideq(&p->one->oid,
458 &p->two->oid);
459 if (s->status_format == STATUS_FORMAT_SHORT)
460 d->worktree_status = short_submodule_status(d);
461 }
462
463 switch (p->status) {
464 case DIFF_STATUS_ADDED:
465 d->mode_worktree = p->two->mode;
466 break;
467
468 case DIFF_STATUS_DELETED:
469 d->mode_index = p->one->mode;
470 oidcpy(&d->oid_index, &p->one->oid);
471 /* mode_worktree is zero for a delete. */
472 break;
473
474 case DIFF_STATUS_COPIED:
475 case DIFF_STATUS_RENAMED:
476 if (d->rename_status)
477 BUG("multiple renames on the same target? how?");
478 d->rename_source = xstrdup(p->one->path);
479 d->rename_score = p->score * 100 / MAX_SCORE;
480 d->rename_status = p->status;
481 /* fallthru */
482 case DIFF_STATUS_MODIFIED:
483 case DIFF_STATUS_TYPE_CHANGED:
484 case DIFF_STATUS_UNMERGED:
485 d->mode_index = p->one->mode;
486 d->mode_worktree = p->two->mode;
487 oidcpy(&d->oid_index, &p->one->oid);
488 break;
489
490 default:
491 BUG("unhandled diff-files status '%c'", p->status);
492 break;
493 }
494
495 }
496 }
497
498 static int unmerged_mask(struct index_state *istate, const char *path)
499 {
500 int pos, mask;
501 const struct cache_entry *ce;
502
503 pos = index_name_pos(istate, path, strlen(path));
504 if (0 <= pos)
505 return 0;
506
507 mask = 0;
508 pos = -pos-1;
509 while (pos < istate->cache_nr) {
510 ce = istate->cache[pos++];
511 if (strcmp(ce->name, path) || !ce_stage(ce))
512 break;
513 mask |= (1 << (ce_stage(ce) - 1));
514 }
515 return mask;
516 }
517
518 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
519 struct diff_options *options,
520 void *data)
521 {
522 struct wt_status *s = data;
523 int i;
524
525 for (i = 0; i < q->nr; i++) {
526 struct diff_filepair *p;
527 struct string_list_item *it;
528 struct wt_status_change_data *d;
529
530 p = q->queue[i];
531 it = string_list_insert(&s->change, p->two->path);
532 d = it->util;
533 if (!d) {
534 d = xcalloc(1, sizeof(*d));
535 it->util = d;
536 }
537 if (!d->index_status)
538 d->index_status = p->status;
539 switch (p->status) {
540 case DIFF_STATUS_ADDED:
541 /* Leave {mode,oid}_head zero for an add. */
542 d->mode_index = p->two->mode;
543 oidcpy(&d->oid_index, &p->two->oid);
544 s->committable = 1;
545 break;
546 case DIFF_STATUS_DELETED:
547 d->mode_head = p->one->mode;
548 oidcpy(&d->oid_head, &p->one->oid);
549 s->committable = 1;
550 /* Leave {mode,oid}_index zero for a delete. */
551 break;
552
553 case DIFF_STATUS_COPIED:
554 case DIFF_STATUS_RENAMED:
555 if (d->rename_status)
556 BUG("multiple renames on the same target? how?");
557 d->rename_source = xstrdup(p->one->path);
558 d->rename_score = p->score * 100 / MAX_SCORE;
559 d->rename_status = p->status;
560 /* fallthru */
561 case DIFF_STATUS_MODIFIED:
562 case DIFF_STATUS_TYPE_CHANGED:
563 d->mode_head = p->one->mode;
564 d->mode_index = p->two->mode;
565 oidcpy(&d->oid_head, &p->one->oid);
566 oidcpy(&d->oid_index, &p->two->oid);
567 s->committable = 1;
568 break;
569 case DIFF_STATUS_UNMERGED:
570 d->stagemask = unmerged_mask(s->repo->index,
571 p->two->path);
572 /*
573 * Don't bother setting {mode,oid}_{head,index} since the print
574 * code will output the stage values directly and not use the
575 * values in these fields.
576 */
577 break;
578
579 default:
580 BUG("unhandled diff-index status '%c'", p->status);
581 break;
582 }
583 }
584 }
585
586 static void wt_status_collect_changes_worktree(struct wt_status *s)
587 {
588 struct rev_info rev;
589
590 repo_init_revisions(s->repo, &rev, NULL);
591 setup_revisions(0, NULL, &rev, NULL);
592 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
593 rev.diffopt.flags.dirty_submodules = 1;
594 rev.diffopt.ita_invisible_in_index = 1;
595 if (!s->show_untracked_files)
596 rev.diffopt.flags.ignore_untracked_in_submodules = 1;
597 if (s->ignore_submodule_arg) {
598 rev.diffopt.flags.override_submodule_config = 1;
599 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
600 }
601 rev.diffopt.format_callback = wt_status_collect_changed_cb;
602 rev.diffopt.format_callback_data = s;
603 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
604 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
605 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
606 copy_pathspec(&rev.prune_data, &s->pathspec);
607 run_diff_files(&rev, 0);
608 }
609
610 static void wt_status_collect_changes_index(struct wt_status *s)
611 {
612 struct rev_info rev;
613 struct setup_revision_opt opt;
614
615 repo_init_revisions(s->repo, &rev, NULL);
616 memset(&opt, 0, sizeof(opt));
617 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
618 setup_revisions(0, NULL, &rev, &opt);
619
620 rev.diffopt.flags.override_submodule_config = 1;
621 rev.diffopt.ita_invisible_in_index = 1;
622 if (s->ignore_submodule_arg) {
623 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
624 } else {
625 /*
626 * Unless the user did explicitly request a submodule ignore
627 * mode by passing a command line option we do not ignore any
628 * changed submodule SHA-1s when comparing index and HEAD, no
629 * matter what is configured. Otherwise the user won't be
630 * shown any submodules she manually added (and which are
631 * staged to be committed), which would be really confusing.
632 */
633 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
634 }
635
636 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
637 rev.diffopt.format_callback = wt_status_collect_updated_cb;
638 rev.diffopt.format_callback_data = s;
639 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
640 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
641 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
642 copy_pathspec(&rev.prune_data, &s->pathspec);
643 run_diff_index(&rev, 1);
644 }
645
646 static void wt_status_collect_changes_initial(struct wt_status *s)
647 {
648 struct index_state *istate = s->repo->index;
649 int i;
650
651 for (i = 0; i < istate->cache_nr; i++) {
652 struct string_list_item *it;
653 struct wt_status_change_data *d;
654 const struct cache_entry *ce = istate->cache[i];
655
656 if (!ce_path_match(istate, ce, &s->pathspec, NULL))
657 continue;
658 if (ce_intent_to_add(ce))
659 continue;
660 it = string_list_insert(&s->change, ce->name);
661 d = it->util;
662 if (!d) {
663 d = xcalloc(1, sizeof(*d));
664 it->util = d;
665 }
666 if (ce_stage(ce)) {
667 d->index_status = DIFF_STATUS_UNMERGED;
668 d->stagemask |= (1 << (ce_stage(ce) - 1));
669 /*
670 * Don't bother setting {mode,oid}_{head,index} since the print
671 * code will output the stage values directly and not use the
672 * values in these fields.
673 */
674 s->committable = 1;
675 } else {
676 d->index_status = DIFF_STATUS_ADDED;
677 /* Leave {mode,oid}_head zero for adds. */
678 d->mode_index = ce->ce_mode;
679 oidcpy(&d->oid_index, &ce->oid);
680 s->committable = 1;
681 }
682 }
683 }
684
685 static void wt_status_collect_untracked(struct wt_status *s)
686 {
687 int i;
688 struct dir_struct dir;
689 uint64_t t_begin = getnanotime();
690 struct index_state *istate = s->repo->index;
691
692 if (!s->show_untracked_files)
693 return;
694
695 memset(&dir, 0, sizeof(dir));
696 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
697 dir.flags |=
698 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
699 if (s->show_ignored_mode) {
700 dir.flags |= DIR_SHOW_IGNORED_TOO;
701
702 if (s->show_ignored_mode == SHOW_MATCHING_IGNORED)
703 dir.flags |= DIR_SHOW_IGNORED_TOO_MODE_MATCHING;
704 } else {
705 dir.untracked = istate->untracked;
706 }
707
708 setup_standard_excludes(&dir);
709
710 fill_directory(&dir, istate, &s->pathspec);
711
712 for (i = 0; i < dir.nr; i++) {
713 struct dir_entry *ent = dir.entries[i];
714 if (index_name_is_other(istate, ent->name, ent->len) &&
715 dir_path_match(istate, ent, &s->pathspec, 0, NULL))
716 string_list_insert(&s->untracked, ent->name);
717 free(ent);
718 }
719
720 for (i = 0; i < dir.ignored_nr; i++) {
721 struct dir_entry *ent = dir.ignored[i];
722 if (index_name_is_other(istate, ent->name, ent->len) &&
723 dir_path_match(istate, ent, &s->pathspec, 0, NULL))
724 string_list_insert(&s->ignored, ent->name);
725 free(ent);
726 }
727
728 free(dir.entries);
729 free(dir.ignored);
730 clear_directory(&dir);
731
732 if (advice_status_u_option)
733 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
734 }
735
736 static int has_unmerged(struct wt_status *s)
737 {
738 int i;
739
740 for (i = 0; i < s->change.nr; i++) {
741 struct wt_status_change_data *d;
742 d = s->change.items[i].util;
743 if (d->stagemask)
744 return 1;
745 }
746 return 0;
747 }
748
749 void wt_status_collect(struct wt_status *s)
750 {
751 trace2_region_enter("status", "worktrees", s->repo);
752 wt_status_collect_changes_worktree(s);
753 trace2_region_leave("status", "worktrees", s->repo);
754
755 if (s->is_initial) {
756 trace2_region_enter("status", "initial", s->repo);
757 wt_status_collect_changes_initial(s);
758 trace2_region_leave("status", "initial", s->repo);
759 } else {
760 trace2_region_enter("status", "index", s->repo);
761 wt_status_collect_changes_index(s);
762 trace2_region_leave("status", "index", s->repo);
763 }
764
765 trace2_region_enter("status", "untracked", s->repo);
766 wt_status_collect_untracked(s);
767 trace2_region_leave("status", "untracked", s->repo);
768
769 wt_status_get_state(s->repo, &s->state, s->branch && !strcmp(s->branch, "HEAD"));
770 if (s->state.merge_in_progress && !has_unmerged(s))
771 s->committable = 1;
772 }
773
774 void wt_status_collect_free_buffers(struct wt_status *s)
775 {
776 free(s->state.branch);
777 free(s->state.onto);
778 free(s->state.detached_from);
779 }
780
781 static void wt_longstatus_print_unmerged(struct wt_status *s)
782 {
783 int shown_header = 0;
784 int i;
785
786 for (i = 0; i < s->change.nr; i++) {
787 struct wt_status_change_data *d;
788 struct string_list_item *it;
789 it = &(s->change.items[i]);
790 d = it->util;
791 if (!d->stagemask)
792 continue;
793 if (!shown_header) {
794 wt_longstatus_print_unmerged_header(s);
795 shown_header = 1;
796 }
797 wt_longstatus_print_unmerged_data(s, it);
798 }
799 if (shown_header)
800 wt_longstatus_print_trailer(s);
801
802 }
803
804 static void wt_longstatus_print_updated(struct wt_status *s)
805 {
806 int shown_header = 0;
807 int i;
808
809 for (i = 0; i < s->change.nr; i++) {
810 struct wt_status_change_data *d;
811 struct string_list_item *it;
812 it = &(s->change.items[i]);
813 d = it->util;
814 if (!d->index_status ||
815 d->index_status == DIFF_STATUS_UNMERGED)
816 continue;
817 if (!shown_header) {
818 wt_longstatus_print_cached_header(s);
819 shown_header = 1;
820 }
821 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
822 }
823 if (shown_header)
824 wt_longstatus_print_trailer(s);
825 }
826
827 /*
828 * -1 : has delete
829 * 0 : no change
830 * 1 : some change but no delete
831 */
832 static int wt_status_check_worktree_changes(struct wt_status *s,
833 int *dirty_submodules)
834 {
835 int i;
836 int changes = 0;
837
838 *dirty_submodules = 0;
839
840 for (i = 0; i < s->change.nr; i++) {
841 struct wt_status_change_data *d;
842 d = s->change.items[i].util;
843 if (!d->worktree_status ||
844 d->worktree_status == DIFF_STATUS_UNMERGED)
845 continue;
846 if (!changes)
847 changes = 1;
848 if (d->dirty_submodule)
849 *dirty_submodules = 1;
850 if (d->worktree_status == DIFF_STATUS_DELETED)
851 changes = -1;
852 }
853 return changes;
854 }
855
856 static void wt_longstatus_print_changed(struct wt_status *s)
857 {
858 int i, dirty_submodules;
859 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
860
861 if (!worktree_changes)
862 return;
863
864 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
865
866 for (i = 0; i < s->change.nr; i++) {
867 struct wt_status_change_data *d;
868 struct string_list_item *it;
869 it = &(s->change.items[i]);
870 d = it->util;
871 if (!d->worktree_status ||
872 d->worktree_status == DIFF_STATUS_UNMERGED)
873 continue;
874 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
875 }
876 wt_longstatus_print_trailer(s);
877 }
878
879 static int stash_count_refs(struct object_id *ooid, struct object_id *noid,
880 const char *email, timestamp_t timestamp, int tz,
881 const char *message, void *cb_data)
882 {
883 int *c = cb_data;
884 (*c)++;
885 return 0;
886 }
887
888 static void wt_longstatus_print_stash_summary(struct wt_status *s)
889 {
890 int stash_count = 0;
891
892 for_each_reflog_ent("refs/stash", stash_count_refs, &stash_count);
893 if (stash_count > 0)
894 status_printf_ln(s, GIT_COLOR_NORMAL,
895 Q_("Your stash currently has %d entry",
896 "Your stash currently has %d entries", stash_count),
897 stash_count);
898 }
899
900 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
901 {
902 struct child_process sm_summary = CHILD_PROCESS_INIT;
903 struct strbuf cmd_stdout = STRBUF_INIT;
904 struct strbuf summary = STRBUF_INIT;
905 char *summary_content;
906
907 argv_array_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s",
908 s->index_file);
909
910 argv_array_push(&sm_summary.args, "submodule");
911 argv_array_push(&sm_summary.args, "summary");
912 argv_array_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
913 argv_array_push(&sm_summary.args, "--for-status");
914 argv_array_push(&sm_summary.args, "--summary-limit");
915 argv_array_pushf(&sm_summary.args, "%d", s->submodule_summary);
916 if (!uncommitted)
917 argv_array_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
918
919 sm_summary.git_cmd = 1;
920 sm_summary.no_stdin = 1;
921
922 capture_command(&sm_summary, &cmd_stdout, 1024);
923
924 /* prepend header, only if there's an actual output */
925 if (cmd_stdout.len) {
926 if (uncommitted)
927 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
928 else
929 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
930 strbuf_addstr(&summary, "\n\n");
931 }
932 strbuf_addbuf(&summary, &cmd_stdout);
933 strbuf_release(&cmd_stdout);
934
935 if (s->display_comment_prefix) {
936 size_t len;
937 summary_content = strbuf_detach(&summary, &len);
938 strbuf_add_commented_lines(&summary, summary_content, len);
939 free(summary_content);
940 }
941
942 fputs(summary.buf, s->fp);
943 strbuf_release(&summary);
944 }
945
946 static void wt_longstatus_print_other(struct wt_status *s,
947 struct string_list *l,
948 const char *what,
949 const char *how)
950 {
951 int i;
952 struct strbuf buf = STRBUF_INIT;
953 static struct string_list output = STRING_LIST_INIT_DUP;
954 struct column_options copts;
955
956 if (!l->nr)
957 return;
958
959 wt_longstatus_print_other_header(s, what, how);
960
961 for (i = 0; i < l->nr; i++) {
962 struct string_list_item *it;
963 const char *path;
964 it = &(l->items[i]);
965 path = quote_path(it->string, s->prefix, &buf);
966 if (column_active(s->colopts)) {
967 string_list_append(&output, path);
968 continue;
969 }
970 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
971 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
972 "%s\n", path);
973 }
974
975 strbuf_release(&buf);
976 if (!column_active(s->colopts))
977 goto conclude;
978
979 strbuf_addf(&buf, "%s%s\t%s",
980 color(WT_STATUS_HEADER, s),
981 s->display_comment_prefix ? "#" : "",
982 color(WT_STATUS_UNTRACKED, s));
983 memset(&copts, 0, sizeof(copts));
984 copts.padding = 1;
985 copts.indent = buf.buf;
986 if (want_color(s->use_color))
987 copts.nl = GIT_COLOR_RESET "\n";
988 print_columns(&output, s->colopts, &copts);
989 string_list_clear(&output, 0);
990 strbuf_release(&buf);
991 conclude:
992 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
993 }
994
995 size_t wt_status_locate_end(const char *s, size_t len)
996 {
997 const char *p;
998 struct strbuf pattern = STRBUF_INIT;
999
1000 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
1001 if (starts_with(s, pattern.buf + 1))
1002 len = 0;
1003 else if ((p = strstr(s, pattern.buf)))
1004 len = p - s + 1;
1005 strbuf_release(&pattern);
1006 return len;
1007 }
1008
1009 void wt_status_add_cut_line(FILE *fp)
1010 {
1011 const char *explanation = _("Do not modify or remove the line above.\nEverything below it will be ignored.");
1012 struct strbuf buf = STRBUF_INIT;
1013
1014 fprintf(fp, "%c %s", comment_line_char, cut_line);
1015 strbuf_add_commented_lines(&buf, explanation, strlen(explanation));
1016 fputs(buf.buf, fp);
1017 strbuf_release(&buf);
1018 }
1019
1020 static void wt_longstatus_print_verbose(struct wt_status *s)
1021 {
1022 struct rev_info rev;
1023 struct setup_revision_opt opt;
1024 int dirty_submodules;
1025 const char *c = color(WT_STATUS_HEADER, s);
1026
1027 repo_init_revisions(s->repo, &rev, NULL);
1028 rev.diffopt.flags.allow_textconv = 1;
1029 rev.diffopt.ita_invisible_in_index = 1;
1030
1031 memset(&opt, 0, sizeof(opt));
1032 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
1033 setup_revisions(0, NULL, &rev, &opt);
1034
1035 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
1036 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
1037 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
1038 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
1039 rev.diffopt.file = s->fp;
1040 rev.diffopt.close_file = 0;
1041 /*
1042 * If we're not going to stdout, then we definitely don't
1043 * want color, since we are going to the commit message
1044 * file (and even the "auto" setting won't work, since it
1045 * will have checked isatty on stdout). But we then do want
1046 * to insert the scissor line here to reliably remove the
1047 * diff before committing.
1048 */
1049 if (s->fp != stdout) {
1050 rev.diffopt.use_color = 0;
1051 wt_status_add_cut_line(s->fp);
1052 }
1053 if (s->verbose > 1 && s->committable) {
1054 /* print_updated() printed a header, so do we */
1055 if (s->fp != stdout)
1056 wt_longstatus_print_trailer(s);
1057 status_printf_ln(s, c, _("Changes to be committed:"));
1058 rev.diffopt.a_prefix = "c/";
1059 rev.diffopt.b_prefix = "i/";
1060 } /* else use prefix as per user config */
1061 run_diff_index(&rev, 1);
1062 if (s->verbose > 1 &&
1063 wt_status_check_worktree_changes(s, &dirty_submodules)) {
1064 status_printf_ln(s, c,
1065 "--------------------------------------------------");
1066 status_printf_ln(s, c, _("Changes not staged for commit:"));
1067 setup_work_tree();
1068 rev.diffopt.a_prefix = "i/";
1069 rev.diffopt.b_prefix = "w/";
1070 run_diff_files(&rev, 0);
1071 }
1072 }
1073
1074 static void wt_longstatus_print_tracking(struct wt_status *s)
1075 {
1076 struct strbuf sb = STRBUF_INIT;
1077 const char *cp, *ep, *branch_name;
1078 struct branch *branch;
1079 char comment_line_string[3];
1080 int i;
1081
1082 assert(s->branch && !s->is_initial);
1083 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
1084 return;
1085 branch = branch_get(branch_name);
1086 if (!format_tracking_info(branch, &sb, s->ahead_behind_flags))
1087 return;
1088
1089 i = 0;
1090 if (s->display_comment_prefix) {
1091 comment_line_string[i++] = comment_line_char;
1092 comment_line_string[i++] = ' ';
1093 }
1094 comment_line_string[i] = '\0';
1095
1096 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
1097 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
1098 "%s%.*s", comment_line_string,
1099 (int)(ep - cp), cp);
1100 if (s->display_comment_prefix)
1101 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
1102 comment_line_char);
1103 else
1104 fputs("\n", s->fp);
1105 strbuf_release(&sb);
1106 }
1107
1108 static void show_merge_in_progress(struct wt_status *s,
1109 const char *color)
1110 {
1111 if (has_unmerged(s)) {
1112 status_printf_ln(s, color, _("You have unmerged paths."));
1113 if (s->hints) {
1114 status_printf_ln(s, color,
1115 _(" (fix conflicts and run \"git commit\")"));
1116 status_printf_ln(s, color,
1117 _(" (use \"git merge --abort\" to abort the merge)"));
1118 }
1119 } else {
1120 status_printf_ln(s, color,
1121 _("All conflicts fixed but you are still merging."));
1122 if (s->hints)
1123 status_printf_ln(s, color,
1124 _(" (use \"git commit\" to conclude merge)"));
1125 }
1126 wt_longstatus_print_trailer(s);
1127 }
1128
1129 static void show_am_in_progress(struct wt_status *s,
1130 const char *color)
1131 {
1132 status_printf_ln(s, color,
1133 _("You are in the middle of an am session."));
1134 if (s->state.am_empty_patch)
1135 status_printf_ln(s, color,
1136 _("The current patch is empty."));
1137 if (s->hints) {
1138 if (!s->state.am_empty_patch)
1139 status_printf_ln(s, color,
1140 _(" (fix conflicts and then run \"git am --continue\")"));
1141 status_printf_ln(s, color,
1142 _(" (use \"git am --skip\" to skip this patch)"));
1143 status_printf_ln(s, color,
1144 _(" (use \"git am --abort\" to restore the original branch)"));
1145 }
1146 wt_longstatus_print_trailer(s);
1147 }
1148
1149 static char *read_line_from_git_path(const char *filename)
1150 {
1151 struct strbuf buf = STRBUF_INIT;
1152 FILE *fp = fopen_or_warn(git_path("%s", filename), "r");
1153
1154 if (!fp) {
1155 strbuf_release(&buf);
1156 return NULL;
1157 }
1158 strbuf_getline_lf(&buf, fp);
1159 if (!fclose(fp)) {
1160 return strbuf_detach(&buf, NULL);
1161 } else {
1162 strbuf_release(&buf);
1163 return NULL;
1164 }
1165 }
1166
1167 static int split_commit_in_progress(struct wt_status *s)
1168 {
1169 int split_in_progress = 0;
1170 char *head, *orig_head, *rebase_amend, *rebase_orig_head;
1171
1172 if ((!s->amend && !s->nowarn && !s->workdir_dirty) ||
1173 !s->branch || strcmp(s->branch, "HEAD"))
1174 return 0;
1175
1176 head = read_line_from_git_path("HEAD");
1177 orig_head = read_line_from_git_path("ORIG_HEAD");
1178 rebase_amend = read_line_from_git_path("rebase-merge/amend");
1179 rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1180
1181 if (!head || !orig_head || !rebase_amend || !rebase_orig_head)
1182 ; /* fall through, no split in progress */
1183 else if (!strcmp(rebase_amend, rebase_orig_head))
1184 split_in_progress = !!strcmp(head, rebase_amend);
1185 else if (strcmp(orig_head, rebase_orig_head))
1186 split_in_progress = 1;
1187
1188 free(head);
1189 free(orig_head);
1190 free(rebase_amend);
1191 free(rebase_orig_head);
1192
1193 return split_in_progress;
1194 }
1195
1196 /*
1197 * Turn
1198 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1199 * into
1200 * "pick d6a2f03 some message"
1201 *
1202 * The function assumes that the line does not contain useless spaces
1203 * before or after the command.
1204 */
1205 static void abbrev_sha1_in_line(struct strbuf *line)
1206 {
1207 struct strbuf **split;
1208 int i;
1209
1210 if (starts_with(line->buf, "exec ") ||
1211 starts_with(line->buf, "x "))
1212 return;
1213
1214 split = strbuf_split_max(line, ' ', 3);
1215 if (split[0] && split[1]) {
1216 struct object_id oid;
1217
1218 /*
1219 * strbuf_split_max left a space. Trim it and re-add
1220 * it after abbreviation.
1221 */
1222 strbuf_trim(split[1]);
1223 if (!get_oid(split[1]->buf, &oid)) {
1224 strbuf_reset(split[1]);
1225 strbuf_add_unique_abbrev(split[1], &oid,
1226 DEFAULT_ABBREV);
1227 strbuf_addch(split[1], ' ');
1228 strbuf_reset(line);
1229 for (i = 0; split[i]; i++)
1230 strbuf_addbuf(line, split[i]);
1231 }
1232 }
1233 strbuf_list_free(split);
1234 }
1235
1236 static int read_rebase_todolist(const char *fname, struct string_list *lines)
1237 {
1238 struct strbuf line = STRBUF_INIT;
1239 FILE *f = fopen(git_path("%s", fname), "r");
1240
1241 if (!f) {
1242 if (errno == ENOENT)
1243 return -1;
1244 die_errno("Could not open file %s for reading",
1245 git_path("%s", fname));
1246 }
1247 while (!strbuf_getline_lf(&line, f)) {
1248 if (line.len && line.buf[0] == comment_line_char)
1249 continue;
1250 strbuf_trim(&line);
1251 if (!line.len)
1252 continue;
1253 abbrev_sha1_in_line(&line);
1254 string_list_append(lines, line.buf);
1255 }
1256 fclose(f);
1257 strbuf_release(&line);
1258 return 0;
1259 }
1260
1261 static void show_rebase_information(struct wt_status *s,
1262 const char *color)
1263 {
1264 if (s->state.rebase_interactive_in_progress) {
1265 int i;
1266 int nr_lines_to_show = 2;
1267
1268 struct string_list have_done = STRING_LIST_INIT_DUP;
1269 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1270
1271 read_rebase_todolist("rebase-merge/done", &have_done);
1272 if (read_rebase_todolist("rebase-merge/git-rebase-todo",
1273 &yet_to_do))
1274 status_printf_ln(s, color,
1275 _("git-rebase-todo is missing."));
1276 if (have_done.nr == 0)
1277 status_printf_ln(s, color, _("No commands done."));
1278 else {
1279 status_printf_ln(s, color,
1280 Q_("Last command done (%d command done):",
1281 "Last commands done (%d commands done):",
1282 have_done.nr),
1283 have_done.nr);
1284 for (i = (have_done.nr > nr_lines_to_show)
1285 ? have_done.nr - nr_lines_to_show : 0;
1286 i < have_done.nr;
1287 i++)
1288 status_printf_ln(s, color, " %s", have_done.items[i].string);
1289 if (have_done.nr > nr_lines_to_show && s->hints)
1290 status_printf_ln(s, color,
1291 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1292 }
1293
1294 if (yet_to_do.nr == 0)
1295 status_printf_ln(s, color,
1296 _("No commands remaining."));
1297 else {
1298 status_printf_ln(s, color,
1299 Q_("Next command to do (%d remaining command):",
1300 "Next commands to do (%d remaining commands):",
1301 yet_to_do.nr),
1302 yet_to_do.nr);
1303 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1304 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1305 if (s->hints)
1306 status_printf_ln(s, color,
1307 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1308 }
1309 string_list_clear(&yet_to_do, 0);
1310 string_list_clear(&have_done, 0);
1311 }
1312 }
1313
1314 static void print_rebase_state(struct wt_status *s,
1315 const char *color)
1316 {
1317 if (s->state.branch)
1318 status_printf_ln(s, color,
1319 _("You are currently rebasing branch '%s' on '%s'."),
1320 s->state.branch,
1321 s->state.onto);
1322 else
1323 status_printf_ln(s, color,
1324 _("You are currently rebasing."));
1325 }
1326
1327 static void show_rebase_in_progress(struct wt_status *s,
1328 const char *color)
1329 {
1330 struct stat st;
1331
1332 show_rebase_information(s, color);
1333 if (has_unmerged(s)) {
1334 print_rebase_state(s, color);
1335 if (s->hints) {
1336 status_printf_ln(s, color,
1337 _(" (fix conflicts and then run \"git rebase --continue\")"));
1338 status_printf_ln(s, color,
1339 _(" (use \"git rebase --skip\" to skip this patch)"));
1340 status_printf_ln(s, color,
1341 _(" (use \"git rebase --abort\" to check out the original branch)"));
1342 }
1343 } else if (s->state.rebase_in_progress ||
1344 !stat(git_path_merge_msg(s->repo), &st)) {
1345 print_rebase_state(s, color);
1346 if (s->hints)
1347 status_printf_ln(s, color,
1348 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1349 } else if (split_commit_in_progress(s)) {
1350 if (s->state.branch)
1351 status_printf_ln(s, color,
1352 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1353 s->state.branch,
1354 s->state.onto);
1355 else
1356 status_printf_ln(s, color,
1357 _("You are currently splitting a commit during a rebase."));
1358 if (s->hints)
1359 status_printf_ln(s, color,
1360 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1361 } else {
1362 if (s->state.branch)
1363 status_printf_ln(s, color,
1364 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1365 s->state.branch,
1366 s->state.onto);
1367 else
1368 status_printf_ln(s, color,
1369 _("You are currently editing a commit during a rebase."));
1370 if (s->hints && !s->amend) {
1371 status_printf_ln(s, color,
1372 _(" (use \"git commit --amend\" to amend the current commit)"));
1373 status_printf_ln(s, color,
1374 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1375 }
1376 }
1377 wt_longstatus_print_trailer(s);
1378 }
1379
1380 static void show_cherry_pick_in_progress(struct wt_status *s,
1381 const char *color)
1382 {
1383 status_printf_ln(s, color, _("You are currently cherry-picking commit %s."),
1384 find_unique_abbrev(&s->state.cherry_pick_head_oid, DEFAULT_ABBREV));
1385 if (s->hints) {
1386 if (has_unmerged(s))
1387 status_printf_ln(s, color,
1388 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1389 else
1390 status_printf_ln(s, color,
1391 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1392 status_printf_ln(s, color,
1393 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1394 }
1395 wt_longstatus_print_trailer(s);
1396 }
1397
1398 static void show_revert_in_progress(struct wt_status *s,
1399 const char *color)
1400 {
1401 status_printf_ln(s, color, _("You are currently reverting commit %s."),
1402 find_unique_abbrev(&s->state.revert_head_oid, DEFAULT_ABBREV));
1403 if (s->hints) {
1404 if (has_unmerged(s))
1405 status_printf_ln(s, color,
1406 _(" (fix conflicts and run \"git revert --continue\")"));
1407 else
1408 status_printf_ln(s, color,
1409 _(" (all conflicts fixed: run \"git revert --continue\")"));
1410 status_printf_ln(s, color,
1411 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1412 }
1413 wt_longstatus_print_trailer(s);
1414 }
1415
1416 static void show_bisect_in_progress(struct wt_status *s,
1417 const char *color)
1418 {
1419 if (s->state.branch)
1420 status_printf_ln(s, color,
1421 _("You are currently bisecting, started from branch '%s'."),
1422 s->state.branch);
1423 else
1424 status_printf_ln(s, color,
1425 _("You are currently bisecting."));
1426 if (s->hints)
1427 status_printf_ln(s, color,
1428 _(" (use \"git bisect reset\" to get back to the original branch)"));
1429 wt_longstatus_print_trailer(s);
1430 }
1431
1432 /*
1433 * Extract branch information from rebase/bisect
1434 */
1435 static char *get_branch(const struct worktree *wt, const char *path)
1436 {
1437 struct strbuf sb = STRBUF_INIT;
1438 struct object_id oid;
1439 const char *branch_name;
1440
1441 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1442 goto got_nothing;
1443
1444 while (sb.len && sb.buf[sb.len - 1] == '\n')
1445 strbuf_setlen(&sb, sb.len - 1);
1446 if (!sb.len)
1447 goto got_nothing;
1448 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1449 strbuf_remove(&sb, 0, branch_name - sb.buf);
1450 else if (starts_with(sb.buf, "refs/"))
1451 ;
1452 else if (!get_oid_hex(sb.buf, &oid)) {
1453 strbuf_reset(&sb);
1454 strbuf_add_unique_abbrev(&sb, &oid, DEFAULT_ABBREV);
1455 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1456 goto got_nothing;
1457 else /* bisect */
1458 ;
1459 return strbuf_detach(&sb, NULL);
1460
1461 got_nothing:
1462 strbuf_release(&sb);
1463 return NULL;
1464 }
1465
1466 struct grab_1st_switch_cbdata {
1467 struct strbuf buf;
1468 struct object_id noid;
1469 };
1470
1471 static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
1472 const char *email, timestamp_t timestamp, int tz,
1473 const char *message, void *cb_data)
1474 {
1475 struct grab_1st_switch_cbdata *cb = cb_data;
1476 const char *target = NULL, *end;
1477
1478 if (!skip_prefix(message, "checkout: moving from ", &message))
1479 return 0;
1480 target = strstr(message, " to ");
1481 if (!target)
1482 return 0;
1483 target += strlen(" to ");
1484 strbuf_reset(&cb->buf);
1485 oidcpy(&cb->noid, noid);
1486 end = strchrnul(target, '\n');
1487 strbuf_add(&cb->buf, target, end - target);
1488 if (!strcmp(cb->buf.buf, "HEAD")) {
1489 /* HEAD is relative. Resolve it to the right reflog entry. */
1490 strbuf_reset(&cb->buf);
1491 strbuf_add_unique_abbrev(&cb->buf, noid, DEFAULT_ABBREV);
1492 }
1493 return 1;
1494 }
1495
1496 static void wt_status_get_detached_from(struct repository *r,
1497 struct wt_status_state *state)
1498 {
1499 struct grab_1st_switch_cbdata cb;
1500 struct commit *commit;
1501 struct object_id oid;
1502 char *ref = NULL;
1503
1504 strbuf_init(&cb.buf, 0);
1505 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1506 strbuf_release(&cb.buf);
1507 return;
1508 }
1509
1510 if (dwim_ref(cb.buf.buf, cb.buf.len, &oid, &ref) == 1 &&
1511 /* sha1 is a commit? match without further lookup */
1512 (oideq(&cb.noid, &oid) ||
1513 /* perhaps sha1 is a tag, try to dereference to a commit */
1514 ((commit = lookup_commit_reference_gently(r, &oid, 1)) != NULL &&
1515 oideq(&cb.noid, &commit->object.oid)))) {
1516 const char *from = ref;
1517 if (!skip_prefix(from, "refs/tags/", &from))
1518 skip_prefix(from, "refs/remotes/", &from);
1519 state->detached_from = xstrdup(from);
1520 } else
1521 state->detached_from =
1522 xstrdup(find_unique_abbrev(&cb.noid, DEFAULT_ABBREV));
1523 oidcpy(&state->detached_oid, &cb.noid);
1524 state->detached_at = !get_oid("HEAD", &oid) &&
1525 oideq(&oid, &state->detached_oid);
1526
1527 free(ref);
1528 strbuf_release(&cb.buf);
1529 }
1530
1531 int wt_status_check_rebase(const struct worktree *wt,
1532 struct wt_status_state *state)
1533 {
1534 struct stat st;
1535
1536 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1537 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1538 state->am_in_progress = 1;
1539 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1540 state->am_empty_patch = 1;
1541 } else {
1542 state->rebase_in_progress = 1;
1543 state->branch = get_branch(wt, "rebase-apply/head-name");
1544 state->onto = get_branch(wt, "rebase-apply/onto");
1545 }
1546 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1547 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1548 state->rebase_interactive_in_progress = 1;
1549 else
1550 state->rebase_in_progress = 1;
1551 state->branch = get_branch(wt, "rebase-merge/head-name");
1552 state->onto = get_branch(wt, "rebase-merge/onto");
1553 } else
1554 return 0;
1555 return 1;
1556 }
1557
1558 int wt_status_check_bisect(const struct worktree *wt,
1559 struct wt_status_state *state)
1560 {
1561 struct stat st;
1562
1563 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1564 state->bisect_in_progress = 1;
1565 state->branch = get_branch(wt, "BISECT_START");
1566 return 1;
1567 }
1568 return 0;
1569 }
1570
1571 void wt_status_get_state(struct repository *r,
1572 struct wt_status_state *state,
1573 int get_detached_from)
1574 {
1575 struct stat st;
1576 struct object_id oid;
1577
1578 if (!stat(git_path_merge_head(r), &st)) {
1579 wt_status_check_rebase(NULL, state);
1580 state->merge_in_progress = 1;
1581 } else if (wt_status_check_rebase(NULL, state)) {
1582 ; /* all set */
1583 } else if (!stat(git_path_cherry_pick_head(r), &st) &&
1584 !get_oid("CHERRY_PICK_HEAD", &oid)) {
1585 state->cherry_pick_in_progress = 1;
1586 oidcpy(&state->cherry_pick_head_oid, &oid);
1587 }
1588 wt_status_check_bisect(NULL, state);
1589 if (!stat(git_path_revert_head(r), &st) &&
1590 !get_oid("REVERT_HEAD", &oid)) {
1591 state->revert_in_progress = 1;
1592 oidcpy(&state->revert_head_oid, &oid);
1593 }
1594
1595 if (get_detached_from)
1596 wt_status_get_detached_from(r, state);
1597 }
1598
1599 static void wt_longstatus_print_state(struct wt_status *s)
1600 {
1601 const char *state_color = color(WT_STATUS_HEADER, s);
1602 struct wt_status_state *state = &s->state;
1603
1604 if (state->merge_in_progress) {
1605 if (state->rebase_interactive_in_progress) {
1606 show_rebase_information(s, state_color);
1607 fputs("\n", s->fp);
1608 }
1609 show_merge_in_progress(s, state_color);
1610 } else if (state->am_in_progress)
1611 show_am_in_progress(s, state_color);
1612 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1613 show_rebase_in_progress(s, state_color);
1614 else if (state->cherry_pick_in_progress)
1615 show_cherry_pick_in_progress(s, state_color);
1616 else if (state->revert_in_progress)
1617 show_revert_in_progress(s, state_color);
1618 if (state->bisect_in_progress)
1619 show_bisect_in_progress(s, state_color);
1620 }
1621
1622 static void wt_longstatus_print(struct wt_status *s)
1623 {
1624 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1625 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1626
1627 if (s->branch) {
1628 const char *on_what = _("On branch ");
1629 const char *branch_name = s->branch;
1630 if (!strcmp(branch_name, "HEAD")) {
1631 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1632 if (s->state.rebase_in_progress ||
1633 s->state.rebase_interactive_in_progress) {
1634 if (s->state.rebase_interactive_in_progress)
1635 on_what = _("interactive rebase in progress; onto ");
1636 else
1637 on_what = _("rebase in progress; onto ");
1638 branch_name = s->state.onto;
1639 } else if (s->state.detached_from) {
1640 branch_name = s->state.detached_from;
1641 if (s->state.detached_at)
1642 on_what = _("HEAD detached at ");
1643 else
1644 on_what = _("HEAD detached from ");
1645 } else {
1646 branch_name = "";
1647 on_what = _("Not currently on any branch.");
1648 }
1649 } else
1650 skip_prefix(branch_name, "refs/heads/", &branch_name);
1651 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1652 status_printf_more(s, branch_status_color, "%s", on_what);
1653 status_printf_more(s, branch_color, "%s\n", branch_name);
1654 if (!s->is_initial)
1655 wt_longstatus_print_tracking(s);
1656 }
1657
1658 wt_longstatus_print_state(s);
1659
1660 if (s->is_initial) {
1661 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1662 status_printf_ln(s, color(WT_STATUS_HEADER, s),
1663 s->commit_template
1664 ? _("Initial commit")
1665 : _("No commits yet"));
1666 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1667 }
1668
1669 wt_longstatus_print_updated(s);
1670 wt_longstatus_print_unmerged(s);
1671 wt_longstatus_print_changed(s);
1672 if (s->submodule_summary &&
1673 (!s->ignore_submodule_arg ||
1674 strcmp(s->ignore_submodule_arg, "all"))) {
1675 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1676 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1677 }
1678 if (s->show_untracked_files) {
1679 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1680 if (s->show_ignored_mode)
1681 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1682 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1683 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1684 status_printf_ln(s, GIT_COLOR_NORMAL,
1685 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1686 "may speed it up, but you have to be careful not to forget to add\n"
1687 "new files yourself (see 'git help status')."),
1688 s->untracked_in_ms / 1000.0);
1689 }
1690 } else if (s->committable)
1691 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1692 s->hints
1693 ? _(" (use -u option to show untracked files)") : "");
1694
1695 if (s->verbose)
1696 wt_longstatus_print_verbose(s);
1697 if (!s->committable) {
1698 if (s->amend)
1699 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1700 else if (s->nowarn)
1701 ; /* nothing */
1702 else if (s->workdir_dirty) {
1703 if (s->hints)
1704 printf(_("no changes added to commit "
1705 "(use \"git add\" and/or \"git commit -a\")\n"));
1706 else
1707 printf(_("no changes added to commit\n"));
1708 } else if (s->untracked.nr) {
1709 if (s->hints)
1710 printf(_("nothing added to commit but untracked files "
1711 "present (use \"git add\" to track)\n"));
1712 else
1713 printf(_("nothing added to commit but untracked files present\n"));
1714 } else if (s->is_initial) {
1715 if (s->hints)
1716 printf(_("nothing to commit (create/copy files "
1717 "and use \"git add\" to track)\n"));
1718 else
1719 printf(_("nothing to commit\n"));
1720 } else if (!s->show_untracked_files) {
1721 if (s->hints)
1722 printf(_("nothing to commit (use -u to show untracked files)\n"));
1723 else
1724 printf(_("nothing to commit\n"));
1725 } else
1726 printf(_("nothing to commit, working tree clean\n"));
1727 }
1728 if(s->show_stash)
1729 wt_longstatus_print_stash_summary(s);
1730 }
1731
1732 static void wt_shortstatus_unmerged(struct string_list_item *it,
1733 struct wt_status *s)
1734 {
1735 struct wt_status_change_data *d = it->util;
1736 const char *how = "??";
1737
1738 switch (d->stagemask) {
1739 case 1: how = "DD"; break; /* both deleted */
1740 case 2: how = "AU"; break; /* added by us */
1741 case 3: how = "UD"; break; /* deleted by them */
1742 case 4: how = "UA"; break; /* added by them */
1743 case 5: how = "DU"; break; /* deleted by us */
1744 case 6: how = "AA"; break; /* both added */
1745 case 7: how = "UU"; break; /* both modified */
1746 }
1747 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1748 if (s->null_termination) {
1749 fprintf(stdout, " %s%c", it->string, 0);
1750 } else {
1751 struct strbuf onebuf = STRBUF_INIT;
1752 const char *one;
1753 one = quote_path(it->string, s->prefix, &onebuf);
1754 printf(" %s\n", one);
1755 strbuf_release(&onebuf);
1756 }
1757 }
1758
1759 static void wt_shortstatus_status(struct string_list_item *it,
1760 struct wt_status *s)
1761 {
1762 struct wt_status_change_data *d = it->util;
1763
1764 if (d->index_status)
1765 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1766 else
1767 putchar(' ');
1768 if (d->worktree_status)
1769 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1770 else
1771 putchar(' ');
1772 putchar(' ');
1773 if (s->null_termination) {
1774 fprintf(stdout, "%s%c", it->string, 0);
1775 if (d->rename_source)
1776 fprintf(stdout, "%s%c", d->rename_source, 0);
1777 } else {
1778 struct strbuf onebuf = STRBUF_INIT;
1779 const char *one;
1780
1781 if (d->rename_source) {
1782 one = quote_path(d->rename_source, s->prefix, &onebuf);
1783 if (*one != '"' && strchr(one, ' ') != NULL) {
1784 putchar('"');
1785 strbuf_addch(&onebuf, '"');
1786 one = onebuf.buf;
1787 }
1788 printf("%s -> ", one);
1789 strbuf_release(&onebuf);
1790 }
1791 one = quote_path(it->string, s->prefix, &onebuf);
1792 if (*one != '"' && strchr(one, ' ') != NULL) {
1793 putchar('"');
1794 strbuf_addch(&onebuf, '"');
1795 one = onebuf.buf;
1796 }
1797 printf("%s\n", one);
1798 strbuf_release(&onebuf);
1799 }
1800 }
1801
1802 static void wt_shortstatus_other(struct string_list_item *it,
1803 struct wt_status *s, const char *sign)
1804 {
1805 if (s->null_termination) {
1806 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1807 } else {
1808 struct strbuf onebuf = STRBUF_INIT;
1809 const char *one;
1810 one = quote_path(it->string, s->prefix, &onebuf);
1811 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1812 printf(" %s\n", one);
1813 strbuf_release(&onebuf);
1814 }
1815 }
1816
1817 static void wt_shortstatus_print_tracking(struct wt_status *s)
1818 {
1819 struct branch *branch;
1820 const char *header_color = color(WT_STATUS_HEADER, s);
1821 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1822 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1823
1824 const char *base;
1825 char *short_base;
1826 const char *branch_name;
1827 int num_ours, num_theirs, sti;
1828 int upstream_is_gone = 0;
1829
1830 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1831
1832 if (!s->branch)
1833 return;
1834 branch_name = s->branch;
1835
1836 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1837
1838 if (s->is_initial)
1839 color_fprintf(s->fp, header_color, LABEL(N_("No commits yet on ")));
1840
1841 if (!strcmp(s->branch, "HEAD")) {
1842 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1843 LABEL(N_("HEAD (no branch)")));
1844 goto conclude;
1845 }
1846
1847 skip_prefix(branch_name, "refs/heads/", &branch_name);
1848
1849 branch = branch_get(branch_name);
1850
1851 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1852
1853 sti = stat_tracking_info(branch, &num_ours, &num_theirs, &base,
1854 s->ahead_behind_flags);
1855 if (sti < 0) {
1856 if (!base)
1857 goto conclude;
1858
1859 upstream_is_gone = 1;
1860 }
1861
1862 short_base = shorten_unambiguous_ref(base, 0);
1863 color_fprintf(s->fp, header_color, "...");
1864 color_fprintf(s->fp, branch_color_remote, "%s", short_base);
1865 free(short_base);
1866
1867 if (!upstream_is_gone && !sti)
1868 goto conclude;
1869
1870 color_fprintf(s->fp, header_color, " [");
1871 if (upstream_is_gone) {
1872 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1873 } else if (s->ahead_behind_flags == AHEAD_BEHIND_QUICK) {
1874 color_fprintf(s->fp, header_color, LABEL(N_("different")));
1875 } else if (!num_ours) {
1876 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1877 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1878 } else if (!num_theirs) {
1879 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1880 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1881 } else {
1882 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1883 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1884 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1885 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1886 }
1887
1888 color_fprintf(s->fp, header_color, "]");
1889 conclude:
1890 fputc(s->null_termination ? '\0' : '\n', s->fp);
1891 }
1892
1893 static void wt_shortstatus_print(struct wt_status *s)
1894 {
1895 struct string_list_item *it;
1896
1897 if (s->show_branch)
1898 wt_shortstatus_print_tracking(s);
1899
1900 for_each_string_list_item(it, &s->change) {
1901 struct wt_status_change_data *d = it->util;
1902
1903 if (d->stagemask)
1904 wt_shortstatus_unmerged(it, s);
1905 else
1906 wt_shortstatus_status(it, s);
1907 }
1908 for_each_string_list_item(it, &s->untracked)
1909 wt_shortstatus_other(it, s, "??");
1910
1911 for_each_string_list_item(it, &s->ignored)
1912 wt_shortstatus_other(it, s, "!!");
1913 }
1914
1915 static void wt_porcelain_print(struct wt_status *s)
1916 {
1917 s->use_color = 0;
1918 s->relative_paths = 0;
1919 s->prefix = NULL;
1920 s->no_gettext = 1;
1921 wt_shortstatus_print(s);
1922 }
1923
1924 /*
1925 * Print branch information for porcelain v2 output. These lines
1926 * are printed when the '--branch' parameter is given.
1927 *
1928 * # branch.oid <commit><eol>
1929 * # branch.head <head><eol>
1930 * [# branch.upstream <upstream><eol>
1931 * [# branch.ab +<ahead> -<behind><eol>]]
1932 *
1933 * <commit> ::= the current commit hash or the the literal
1934 * "(initial)" to indicate an initialized repo
1935 * with no commits.
1936 *
1937 * <head> ::= <branch_name> the current branch name or
1938 * "(detached)" literal when detached head or
1939 * "(unknown)" when something is wrong.
1940 *
1941 * <upstream> ::= the upstream branch name, when set.
1942 *
1943 * <ahead> ::= integer ahead value or '?'.
1944 *
1945 * <behind> ::= integer behind value or '?'.
1946 *
1947 * The end-of-line is defined by the -z flag.
1948 *
1949 * <eol> ::= NUL when -z,
1950 * LF when NOT -z.
1951 *
1952 * When an upstream is set and present, the 'branch.ab' line will
1953 * be printed with the ahead/behind counts for the branch and the
1954 * upstream. When AHEAD_BEHIND_QUICK is requested and the branches
1955 * are different, '?' will be substituted for the actual count.
1956 */
1957 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
1958 {
1959 struct branch *branch;
1960 const char *base;
1961 const char *branch_name;
1962 int ab_info, nr_ahead, nr_behind;
1963 char eol = s->null_termination ? '\0' : '\n';
1964
1965 fprintf(s->fp, "# branch.oid %s%c",
1966 (s->is_initial ? "(initial)" : sha1_to_hex(s->sha1_commit)),
1967 eol);
1968
1969 if (!s->branch)
1970 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
1971 else {
1972 if (!strcmp(s->branch, "HEAD")) {
1973 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
1974
1975 if (s->state.rebase_in_progress ||
1976 s->state.rebase_interactive_in_progress)
1977 branch_name = s->state.onto;
1978 else if (s->state.detached_from)
1979 branch_name = s->state.detached_from;
1980 else
1981 branch_name = "";
1982 } else {
1983 branch_name = NULL;
1984 skip_prefix(s->branch, "refs/heads/", &branch_name);
1985
1986 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
1987 }
1988
1989 /* Lookup stats on the upstream tracking branch, if set. */
1990 branch = branch_get(branch_name);
1991 base = NULL;
1992 ab_info = stat_tracking_info(branch, &nr_ahead, &nr_behind,
1993 &base, s->ahead_behind_flags);
1994 if (base) {
1995 base = shorten_unambiguous_ref(base, 0);
1996 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
1997 free((char *)base);
1998
1999 if (ab_info > 0) {
2000 /* different */
2001 if (nr_ahead || nr_behind)
2002 fprintf(s->fp, "# branch.ab +%d -%d%c",
2003 nr_ahead, nr_behind, eol);
2004 else
2005 fprintf(s->fp, "# branch.ab +? -?%c",
2006 eol);
2007 } else if (!ab_info) {
2008 /* same */
2009 fprintf(s->fp, "# branch.ab +0 -0%c", eol);
2010 }
2011 }
2012 }
2013 }
2014
2015 /*
2016 * Convert various submodule status values into a
2017 * fixed-length string of characters in the buffer provided.
2018 */
2019 static void wt_porcelain_v2_submodule_state(
2020 struct wt_status_change_data *d,
2021 char sub[5])
2022 {
2023 if (S_ISGITLINK(d->mode_head) ||
2024 S_ISGITLINK(d->mode_index) ||
2025 S_ISGITLINK(d->mode_worktree)) {
2026 sub[0] = 'S';
2027 sub[1] = d->new_submodule_commits ? 'C' : '.';
2028 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
2029 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
2030 } else {
2031 sub[0] = 'N';
2032 sub[1] = '.';
2033 sub[2] = '.';
2034 sub[3] = '.';
2035 }
2036 sub[4] = 0;
2037 }
2038
2039 /*
2040 * Fix-up changed entries before we print them.
2041 */
2042 static void wt_porcelain_v2_fix_up_changed(
2043 struct string_list_item *it,
2044 struct wt_status *s)
2045 {
2046 struct wt_status_change_data *d = it->util;
2047
2048 if (!d->index_status) {
2049 /*
2050 * This entry is unchanged in the index (relative to the head).
2051 * Therefore, the collect_updated_cb was never called for this
2052 * entry (during the head-vs-index scan) and so the head column
2053 * fields were never set.
2054 *
2055 * We must have data for the index column (from the
2056 * index-vs-worktree scan (otherwise, this entry should not be
2057 * in the list of changes)).
2058 *
2059 * Copy index column fields to the head column, so that our
2060 * output looks complete.
2061 */
2062 assert(d->mode_head == 0);
2063 d->mode_head = d->mode_index;
2064 oidcpy(&d->oid_head, &d->oid_index);
2065 }
2066
2067 if (!d->worktree_status) {
2068 /*
2069 * This entry is unchanged in the worktree (relative to the index).
2070 * Therefore, the collect_changed_cb was never called for this entry
2071 * (during the index-vs-worktree scan) and so the worktree column
2072 * fields were never set.
2073 *
2074 * We must have data for the index column (from the head-vs-index
2075 * scan).
2076 *
2077 * Copy the index column fields to the worktree column so that
2078 * our output looks complete.
2079 *
2080 * Note that we only have a mode field in the worktree column
2081 * because the scan code tries really hard to not have to compute it.
2082 */
2083 assert(d->mode_worktree == 0);
2084 d->mode_worktree = d->mode_index;
2085 }
2086 }
2087
2088 /*
2089 * Print porcelain v2 info for tracked entries with changes.
2090 */
2091 static void wt_porcelain_v2_print_changed_entry(
2092 struct string_list_item *it,
2093 struct wt_status *s)
2094 {
2095 struct wt_status_change_data *d = it->util;
2096 struct strbuf buf = STRBUF_INIT;
2097 struct strbuf buf_from = STRBUF_INIT;
2098 const char *path = NULL;
2099 const char *path_from = NULL;
2100 char key[3];
2101 char submodule_token[5];
2102 char sep_char, eol_char;
2103
2104 wt_porcelain_v2_fix_up_changed(it, s);
2105 wt_porcelain_v2_submodule_state(d, submodule_token);
2106
2107 key[0] = d->index_status ? d->index_status : '.';
2108 key[1] = d->worktree_status ? d->worktree_status : '.';
2109 key[2] = 0;
2110
2111 if (s->null_termination) {
2112 /*
2113 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2114 * A single NUL character separates them.
2115 */
2116 sep_char = '\0';
2117 eol_char = '\0';
2118 path = it->string;
2119 path_from = d->rename_source;
2120 } else {
2121 /*
2122 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2123 * The source path is only present when necessary.
2124 * A single TAB separates them (because paths can contain spaces
2125 * which are not escaped and C-quoting does escape TAB characters).
2126 */
2127 sep_char = '\t';
2128 eol_char = '\n';
2129 path = quote_path(it->string, s->prefix, &buf);
2130 if (d->rename_source)
2131 path_from = quote_path(d->rename_source, s->prefix, &buf_from);
2132 }
2133
2134 if (path_from)
2135 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2136 key, submodule_token,
2137 d->mode_head, d->mode_index, d->mode_worktree,
2138 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2139 d->rename_status, d->rename_score,
2140 path, sep_char, path_from, eol_char);
2141 else
2142 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2143 key, submodule_token,
2144 d->mode_head, d->mode_index, d->mode_worktree,
2145 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2146 path, eol_char);
2147
2148 strbuf_release(&buf);
2149 strbuf_release(&buf_from);
2150 }
2151
2152 /*
2153 * Print porcelain v2 status info for unmerged entries.
2154 */
2155 static void wt_porcelain_v2_print_unmerged_entry(
2156 struct string_list_item *it,
2157 struct wt_status *s)
2158 {
2159 struct wt_status_change_data *d = it->util;
2160 struct index_state *istate = s->repo->index;
2161 const struct cache_entry *ce;
2162 struct strbuf buf_index = STRBUF_INIT;
2163 const char *path_index = NULL;
2164 int pos, stage, sum;
2165 struct {
2166 int mode;
2167 struct object_id oid;
2168 } stages[3];
2169 char *key;
2170 char submodule_token[5];
2171 char unmerged_prefix = 'u';
2172 char eol_char = s->null_termination ? '\0' : '\n';
2173
2174 wt_porcelain_v2_submodule_state(d, submodule_token);
2175
2176 switch (d->stagemask) {
2177 case 1: key = "DD"; break; /* both deleted */
2178 case 2: key = "AU"; break; /* added by us */
2179 case 3: key = "UD"; break; /* deleted by them */
2180 case 4: key = "UA"; break; /* added by them */
2181 case 5: key = "DU"; break; /* deleted by us */
2182 case 6: key = "AA"; break; /* both added */
2183 case 7: key = "UU"; break; /* both modified */
2184 default:
2185 BUG("unhandled unmerged status %x", d->stagemask);
2186 }
2187
2188 /*
2189 * Disregard d.aux.porcelain_v2 data that we accumulated
2190 * for the head and index columns during the scans and
2191 * replace with the actual stage data.
2192 *
2193 * Note that this is a last-one-wins for each the individual
2194 * stage [123] columns in the event of multiple cache entries
2195 * for same stage.
2196 */
2197 memset(stages, 0, sizeof(stages));
2198 sum = 0;
2199 pos = index_name_pos(istate, it->string, strlen(it->string));
2200 assert(pos < 0);
2201 pos = -pos-1;
2202 while (pos < istate->cache_nr) {
2203 ce = istate->cache[pos++];
2204 stage = ce_stage(ce);
2205 if (strcmp(ce->name, it->string) || !stage)
2206 break;
2207 stages[stage - 1].mode = ce->ce_mode;
2208 oidcpy(&stages[stage - 1].oid, &ce->oid);
2209 sum |= (1 << (stage - 1));
2210 }
2211 if (sum != d->stagemask)
2212 BUG("observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2213
2214 if (s->null_termination)
2215 path_index = it->string;
2216 else
2217 path_index = quote_path(it->string, s->prefix, &buf_index);
2218
2219 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2220 unmerged_prefix, key, submodule_token,
2221 stages[0].mode, /* stage 1 */
2222 stages[1].mode, /* stage 2 */
2223 stages[2].mode, /* stage 3 */
2224 d->mode_worktree,
2225 oid_to_hex(&stages[0].oid), /* stage 1 */
2226 oid_to_hex(&stages[1].oid), /* stage 2 */
2227 oid_to_hex(&stages[2].oid), /* stage 3 */
2228 path_index,
2229 eol_char);
2230
2231 strbuf_release(&buf_index);
2232 }
2233
2234 /*
2235 * Print porcelain V2 status info for untracked and ignored entries.
2236 */
2237 static void wt_porcelain_v2_print_other(
2238 struct string_list_item *it,
2239 struct wt_status *s,
2240 char prefix)
2241 {
2242 struct strbuf buf = STRBUF_INIT;
2243 const char *path;
2244 char eol_char;
2245
2246 if (s->null_termination) {
2247 path = it->string;
2248 eol_char = '\0';
2249 } else {
2250 path = quote_path(it->string, s->prefix, &buf);
2251 eol_char = '\n';
2252 }
2253
2254 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2255
2256 strbuf_release(&buf);
2257 }
2258
2259 /*
2260 * Print porcelain V2 status.
2261 *
2262 * [<v2_branch>]
2263 * [<v2_changed_items>]*
2264 * [<v2_unmerged_items>]*
2265 * [<v2_untracked_items>]*
2266 * [<v2_ignored_items>]*
2267 *
2268 */
2269 static void wt_porcelain_v2_print(struct wt_status *s)
2270 {
2271 struct wt_status_change_data *d;
2272 struct string_list_item *it;
2273 int i;
2274
2275 if (s->show_branch)
2276 wt_porcelain_v2_print_tracking(s);
2277
2278 for (i = 0; i < s->change.nr; i++) {
2279 it = &(s->change.items[i]);
2280 d = it->util;
2281 if (!d->stagemask)
2282 wt_porcelain_v2_print_changed_entry(it, s);
2283 }
2284
2285 for (i = 0; i < s->change.nr; i++) {
2286 it = &(s->change.items[i]);
2287 d = it->util;
2288 if (d->stagemask)
2289 wt_porcelain_v2_print_unmerged_entry(it, s);
2290 }
2291
2292 for (i = 0; i < s->untracked.nr; i++) {
2293 it = &(s->untracked.items[i]);
2294 wt_porcelain_v2_print_other(it, s, '?');
2295 }
2296
2297 for (i = 0; i < s->ignored.nr; i++) {
2298 it = &(s->ignored.items[i]);
2299 wt_porcelain_v2_print_other(it, s, '!');
2300 }
2301 }
2302
2303 void wt_status_print(struct wt_status *s)
2304 {
2305 trace2_data_intmax("status", s->repo, "count/changed", s->change.nr);
2306 trace2_data_intmax("status", s->repo, "count/untracked",
2307 s->untracked.nr);
2308 trace2_data_intmax("status", s->repo, "count/ignored", s->ignored.nr);
2309
2310 trace2_region_enter("status", "print", s->repo);
2311
2312 switch (s->status_format) {
2313 case STATUS_FORMAT_SHORT:
2314 wt_shortstatus_print(s);
2315 break;
2316 case STATUS_FORMAT_PORCELAIN:
2317 wt_porcelain_print(s);
2318 break;
2319 case STATUS_FORMAT_PORCELAIN_V2:
2320 wt_porcelain_v2_print(s);
2321 break;
2322 case STATUS_FORMAT_UNSPECIFIED:
2323 BUG("finalize_deferred_config() should have been called");
2324 break;
2325 case STATUS_FORMAT_NONE:
2326 case STATUS_FORMAT_LONG:
2327 wt_longstatus_print(s);
2328 break;
2329 }
2330
2331 trace2_region_leave("status", "print", s->repo);
2332 }
2333
2334 /**
2335 * Returns 1 if there are unstaged changes, 0 otherwise.
2336 */
2337 int has_unstaged_changes(struct repository *r, int ignore_submodules)
2338 {
2339 struct rev_info rev_info;
2340 int result;
2341
2342 repo_init_revisions(r, &rev_info, NULL);
2343 if (ignore_submodules) {
2344 rev_info.diffopt.flags.ignore_submodules = 1;
2345 rev_info.diffopt.flags.override_submodule_config = 1;
2346 }
2347 rev_info.diffopt.flags.quick = 1;
2348 diff_setup_done(&rev_info.diffopt);
2349 result = run_diff_files(&rev_info, 0);
2350 return diff_result_code(&rev_info.diffopt, result);
2351 }
2352
2353 /**
2354 * Returns 1 if there are uncommitted changes, 0 otherwise.
2355 */
2356 int has_uncommitted_changes(struct repository *r,
2357 int ignore_submodules)
2358 {
2359 struct rev_info rev_info;
2360 int result;
2361
2362 if (is_index_unborn(r->index))
2363 return 0;
2364
2365 repo_init_revisions(r, &rev_info, NULL);
2366 if (ignore_submodules)
2367 rev_info.diffopt.flags.ignore_submodules = 1;
2368 rev_info.diffopt.flags.quick = 1;
2369
2370 add_head_to_pending(&rev_info);
2371 if (!rev_info.pending.nr) {
2372 /*
2373 * We have no head (or it's corrupt); use the empty tree,
2374 * which will complain if the index is non-empty.
2375 */
2376 struct tree *tree = lookup_tree(r, the_hash_algo->empty_tree);
2377 add_pending_object(&rev_info, &tree->object, "");
2378 }
2379
2380 diff_setup_done(&rev_info.diffopt);
2381 result = run_diff_index(&rev_info, 1);
2382 return diff_result_code(&rev_info.diffopt, result);
2383 }
2384
2385 /**
2386 * If the work tree has unstaged or uncommitted changes, dies with the
2387 * appropriate message.
2388 */
2389 int require_clean_work_tree(struct repository *r,
2390 const char *action,
2391 const char *hint,
2392 int ignore_submodules,
2393 int gently)
2394 {
2395 struct lock_file lock_file = LOCK_INIT;
2396 int err = 0, fd;
2397
2398 fd = repo_hold_locked_index(r, &lock_file, 0);
2399 refresh_index(r->index, REFRESH_QUIET, NULL, NULL, NULL);
2400 if (0 <= fd)
2401 repo_update_index_if_able(r, &lock_file);
2402 rollback_lock_file(&lock_file);
2403
2404 if (has_unstaged_changes(r, ignore_submodules)) {
2405 /* TRANSLATORS: the action is e.g. "pull with rebase" */
2406 error(_("cannot %s: You have unstaged changes."), _(action));
2407 err = 1;
2408 }
2409
2410 if (has_uncommitted_changes(r, ignore_submodules)) {
2411 if (err)
2412 error(_("additionally, your index contains uncommitted changes."));
2413 else
2414 error(_("cannot %s: Your index contains uncommitted changes."),
2415 _(action));
2416 err = 1;
2417 }
2418
2419 if (err) {
2420 if (hint)
2421 error("%s", hint);
2422 if (!gently)
2423 exit(128);
2424 }
2425
2426 return err;
2427 }