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Merge branch 'rs/blame-optim'
[alt-git.git] / wt-status.c
blob0c8287a023e4d834f7b0a5a437f1b89c18f7c05c
1 #include "cache.h"
2 #include "wt-status.h"
3 #include "object.h"
4 #include "dir.h"
5 #include "commit.h"
6 #include "diff.h"
7 #include "revision.h"
8 #include "diffcore.h"
9 #include "quote.h"
10 #include "run-command.h"
11 #include "strvec.h"
12 #include "remote.h"
13 #include "refs.h"
14 #include "submodule.h"
15 #include "column.h"
16 #include "strbuf.h"
17 #include "utf8.h"
18 #include "worktree.h"
19 #include "lockfile.h"
20 #include "sequencer.h"
21
22 #define AB_DELAY_WARNING_IN_MS (2 * 1000)
23
24 static const char cut_line[] =
25 "------------------------ >8 ------------------------\n";
26
27 static char default_wt_status_colors[][COLOR_MAXLEN] = {
28 GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
29 GIT_COLOR_GREEN, /* WT_STATUS_UPDATED */
30 GIT_COLOR_RED, /* WT_STATUS_CHANGED */
31 GIT_COLOR_RED, /* WT_STATUS_UNTRACKED */
32 GIT_COLOR_RED, /* WT_STATUS_NOBRANCH */
33 GIT_COLOR_RED, /* WT_STATUS_UNMERGED */
34 GIT_COLOR_GREEN, /* WT_STATUS_LOCAL_BRANCH */
35 GIT_COLOR_RED, /* WT_STATUS_REMOTE_BRANCH */
36 GIT_COLOR_NIL, /* WT_STATUS_ONBRANCH */
37 };
38
39 static const char *color(int slot, struct wt_status *s)
40 {
41 const char *c = "";
42 if (want_color(s->use_color))
43 c = s->color_palette[slot];
44 if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
45 c = s->color_palette[WT_STATUS_HEADER];
46 return c;
47 }
48
49 static void status_vprintf(struct wt_status *s, int at_bol, const char *color,
50 const char *fmt, va_list ap, const char *trail)
51 {
52 struct strbuf sb = STRBUF_INIT;
53 struct strbuf linebuf = STRBUF_INIT;
54 const char *line, *eol;
55
56 strbuf_vaddf(&sb, fmt, ap);
57 if (!sb.len) {
58 if (s->display_comment_prefix) {
59 strbuf_addch(&sb, comment_line_char);
60 if (!trail)
61 strbuf_addch(&sb, ' ');
62 }
63 color_print_strbuf(s->fp, color, &sb);
64 if (trail)
65 fprintf(s->fp, "%s", trail);
66 strbuf_release(&sb);
67 return;
68 }
69 for (line = sb.buf; *line; line = eol + 1) {
70 eol = strchr(line, '\n');
71
72 strbuf_reset(&linebuf);
73 if (at_bol && s->display_comment_prefix) {
74 strbuf_addch(&linebuf, comment_line_char);
75 if (*line != '\n' && *line != '\t')
76 strbuf_addch(&linebuf, ' ');
77 }
78 if (eol)
79 strbuf_add(&linebuf, line, eol - line);
80 else
81 strbuf_addstr(&linebuf, line);
82 color_print_strbuf(s->fp, color, &linebuf);
83 if (eol)
84 fprintf(s->fp, "\n");
85 else
86 break;
87 at_bol = 1;
88 }
89 if (trail)
90 fprintf(s->fp, "%s", trail);
91 strbuf_release(&linebuf);
92 strbuf_release(&sb);
93 }
94
95 void status_printf_ln(struct wt_status *s, const char *color,
96 const char *fmt, ...)
97 {
98 va_list ap;
99
100 va_start(ap, fmt);
101 status_vprintf(s, 1, color, fmt, ap, "\n");
102 va_end(ap);
103 }
104
105 void status_printf(struct wt_status *s, const char *color,
106 const char *fmt, ...)
107 {
108 va_list ap;
109
110 va_start(ap, fmt);
111 status_vprintf(s, 1, color, fmt, ap, NULL);
112 va_end(ap);
113 }
114
115 static void status_printf_more(struct wt_status *s, const char *color,
116 const char *fmt, ...)
117 {
118 va_list ap;
119
120 va_start(ap, fmt);
121 status_vprintf(s, 0, color, fmt, ap, NULL);
122 va_end(ap);
123 }
124
125 void wt_status_prepare(struct repository *r, struct wt_status *s)
126 {
127 memset(s, 0, sizeof(*s));
128 s->repo = r;
129 memcpy(s->color_palette, default_wt_status_colors,
130 sizeof(default_wt_status_colors));
131 s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
132 s->use_color = -1;
133 s->relative_paths = 1;
134 s->branch = resolve_refdup("HEAD", 0, NULL, NULL);
135 s->reference = "HEAD";
136 s->fp = stdout;
137 s->index_file = get_index_file();
138 s->change.strdup_strings = 1;
139 s->untracked.strdup_strings = 1;
140 s->ignored.strdup_strings = 1;
141 s->show_branch = -1; /* unspecified */
142 s->show_stash = 0;
143 s->ahead_behind_flags = AHEAD_BEHIND_UNSPECIFIED;
144 s->display_comment_prefix = 0;
145 s->detect_rename = -1;
146 s->rename_score = -1;
147 s->rename_limit = -1;
148 }
149
150 static void wt_longstatus_print_unmerged_header(struct wt_status *s)
151 {
152 int i;
153 int del_mod_conflict = 0;
154 int both_deleted = 0;
155 int not_deleted = 0;
156 const char *c = color(WT_STATUS_HEADER, s);
157
158 status_printf_ln(s, c, _("Unmerged paths:"));
159
160 for (i = 0; i < s->change.nr; i++) {
161 struct string_list_item *it = &(s->change.items[i]);
162 struct wt_status_change_data *d = it->util;
163
164 switch (d->stagemask) {
165 case 0:
166 break;
167 case 1:
168 both_deleted = 1;
169 break;
170 case 3:
171 case 5:
172 del_mod_conflict = 1;
173 break;
174 default:
175 not_deleted = 1;
176 break;
177 }
178 }
179
180 if (!s->hints)
181 return;
182 if (s->whence != FROM_COMMIT)
183 ;
184 else if (!s->is_initial) {
185 if (!strcmp(s->reference, "HEAD"))
186 status_printf_ln(s, c,
187 _(" (use \"git restore --staged <file>...\" to unstage)"));
188 else
189 status_printf_ln(s, c,
190 _(" (use \"git restore --source=%s --staged <file>...\" to unstage)"),
191 s->reference);
192 } else
193 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
194
195 if (!both_deleted) {
196 if (!del_mod_conflict)
197 status_printf_ln(s, c, _(" (use \"git add <file>...\" to mark resolution)"));
198 else
199 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
200 } else if (!del_mod_conflict && !not_deleted) {
201 status_printf_ln(s, c, _(" (use \"git rm <file>...\" to mark resolution)"));
202 } else {
203 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
204 }
205 }
206
207 static void wt_longstatus_print_cached_header(struct wt_status *s)
208 {
209 const char *c = color(WT_STATUS_HEADER, s);
210
211 status_printf_ln(s, c, _("Changes to be committed:"));
212 if (!s->hints)
213 return;
214 if (s->whence != FROM_COMMIT)
215 ; /* NEEDSWORK: use "git reset --unresolve"??? */
216 else if (!s->is_initial) {
217 if (!strcmp(s->reference, "HEAD"))
218 status_printf_ln(s, c
219 , _(" (use \"git restore --staged <file>...\" to unstage)"));
220 else
221 status_printf_ln(s, c,
222 _(" (use \"git restore --source=%s --staged <file>...\" to unstage)"),
223 s->reference);
224 } else
225 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
226 }
227
228 static void wt_longstatus_print_dirty_header(struct wt_status *s,
229 int has_deleted,
230 int has_dirty_submodules)
231 {
232 const char *c = color(WT_STATUS_HEADER, s);
233
234 status_printf_ln(s, c, _("Changes not staged for commit:"));
235 if (!s->hints)
236 return;
237 if (!has_deleted)
238 status_printf_ln(s, c, _(" (use \"git add <file>...\" to update what will be committed)"));
239 else
240 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" to update what will be committed)"));
241 status_printf_ln(s, c, _(" (use \"git restore <file>...\" to discard changes in working directory)"));
242 if (has_dirty_submodules)
243 status_printf_ln(s, c, _(" (commit or discard the untracked or modified content in submodules)"));
244 }
245
246 static void wt_longstatus_print_other_header(struct wt_status *s,
247 const char *what,
248 const char *how)
249 {
250 const char *c = color(WT_STATUS_HEADER, s);
251 status_printf_ln(s, c, "%s:", what);
252 if (!s->hints)
253 return;
254 status_printf_ln(s, c, _(" (use \"git %s <file>...\" to include in what will be committed)"), how);
255 }
256
257 static void wt_longstatus_print_trailer(struct wt_status *s)
258 {
259 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
260 }
261
262 static const char *wt_status_unmerged_status_string(int stagemask)
263 {
264 switch (stagemask) {
265 case 1:
266 return _("both deleted:");
267 case 2:
268 return _("added by us:");
269 case 3:
270 return _("deleted by them:");
271 case 4:
272 return _("added by them:");
273 case 5:
274 return _("deleted by us:");
275 case 6:
276 return _("both added:");
277 case 7:
278 return _("both modified:");
279 default:
280 BUG("unhandled unmerged status %x", stagemask);
281 }
282 }
283
284 static const char *wt_status_diff_status_string(int status)
285 {
286 switch (status) {
287 case DIFF_STATUS_ADDED:
288 return _("new file:");
289 case DIFF_STATUS_COPIED:
290 return _("copied:");
291 case DIFF_STATUS_DELETED:
292 return _("deleted:");
293 case DIFF_STATUS_MODIFIED:
294 return _("modified:");
295 case DIFF_STATUS_RENAMED:
296 return _("renamed:");
297 case DIFF_STATUS_TYPE_CHANGED:
298 return _("typechange:");
299 case DIFF_STATUS_UNKNOWN:
300 return _("unknown:");
301 case DIFF_STATUS_UNMERGED:
302 return _("unmerged:");
303 default:
304 return NULL;
305 }
306 }
307
308 static int maxwidth(const char *(*label)(int), int minval, int maxval)
309 {
310 int result = 0, i;
311
312 for (i = minval; i <= maxval; i++) {
313 const char *s = label(i);
314 int len = s ? utf8_strwidth(s) : 0;
315 if (len > result)
316 result = len;
317 }
318 return result;
319 }
320
321 static void wt_longstatus_print_unmerged_data(struct wt_status *s,
322 struct string_list_item *it)
323 {
324 const char *c = color(WT_STATUS_UNMERGED, s);
325 struct wt_status_change_data *d = it->util;
326 struct strbuf onebuf = STRBUF_INIT;
327 static char *padding;
328 static int label_width;
329 const char *one, *how;
330 int len;
331
332 if (!padding) {
333 label_width = maxwidth(wt_status_unmerged_status_string, 1, 7);
334 label_width += strlen(" ");
335 padding = xmallocz(label_width);
336 memset(padding, ' ', label_width);
337 }
338
339 one = quote_path(it->string, s->prefix, &onebuf, 0);
340 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
341
342 how = wt_status_unmerged_status_string(d->stagemask);
343 len = label_width - utf8_strwidth(how);
344 status_printf_more(s, c, "%s%.*s%s\n", how, len, padding, one);
345 strbuf_release(&onebuf);
346 }
347
348 static void wt_longstatus_print_change_data(struct wt_status *s,
349 int change_type,
350 struct string_list_item *it)
351 {
352 struct wt_status_change_data *d = it->util;
353 const char *c = color(change_type, s);
354 int status;
355 char *one_name;
356 char *two_name;
357 const char *one, *two;
358 struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
359 struct strbuf extra = STRBUF_INIT;
360 static char *padding;
361 static int label_width;
362 const char *what;
363 int len;
364
365 if (!padding) {
366 /* If DIFF_STATUS_* uses outside the range [A..Z], we're in trouble */
367 label_width = maxwidth(wt_status_diff_status_string, 'A', 'Z');
368 label_width += strlen(" ");
369 padding = xmallocz(label_width);
370 memset(padding, ' ', label_width);
371 }
372
373 one_name = two_name = it->string;
374 switch (change_type) {
375 case WT_STATUS_UPDATED:
376 status = d->index_status;
377 break;
378 case WT_STATUS_CHANGED:
379 if (d->new_submodule_commits || d->dirty_submodule) {
380 strbuf_addstr(&extra, " (");
381 if (d->new_submodule_commits)
382 strbuf_addstr(&extra, _("new commits, "));
383 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
384 strbuf_addstr(&extra, _("modified content, "));
385 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
386 strbuf_addstr(&extra, _("untracked content, "));
387 strbuf_setlen(&extra, extra.len - 2);
388 strbuf_addch(&extra, ')');
389 }
390 status = d->worktree_status;
391 break;
392 default:
393 BUG("unhandled change_type %d in wt_longstatus_print_change_data",
394 change_type);
395 }
396
397 /*
398 * Only pick up the rename it's relevant. If the rename is for
399 * the changed section and we're printing the updated section,
400 * ignore it.
401 */
402 if (d->rename_status == status)
403 one_name = d->rename_source;
404
405 one = quote_path(one_name, s->prefix, &onebuf, 0);
406 two = quote_path(two_name, s->prefix, &twobuf, 0);
407
408 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
409 what = wt_status_diff_status_string(status);
410 if (!what)
411 BUG("unhandled diff status %c", status);
412 len = label_width - utf8_strwidth(what);
413 assert(len >= 0);
414 if (one_name != two_name)
415 status_printf_more(s, c, "%s%.*s%s -> %s",
416 what, len, padding, one, two);
417 else
418 status_printf_more(s, c, "%s%.*s%s",
419 what, len, padding, one);
420 if (extra.len) {
421 status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
422 strbuf_release(&extra);
423 }
424 status_printf_more(s, GIT_COLOR_NORMAL, "\n");
425 strbuf_release(&onebuf);
426 strbuf_release(&twobuf);
427 }
428
429 static char short_submodule_status(struct wt_status_change_data *d)
430 {
431 if (d->new_submodule_commits)
432 return 'M';
433 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
434 return 'm';
435 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
436 return '?';
437 return d->worktree_status;
438 }
439
440 static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
441 struct diff_options *options,
442 void *data)
443 {
444 struct wt_status *s = data;
445 int i;
446
447 if (!q->nr)
448 return;
449 s->workdir_dirty = 1;
450 for (i = 0; i < q->nr; i++) {
451 struct diff_filepair *p;
452 struct string_list_item *it;
453 struct wt_status_change_data *d;
454
455 p = q->queue[i];
456 it = string_list_insert(&s->change, p->two->path);
457 d = it->util;
458 if (!d) {
459 d = xcalloc(1, sizeof(*d));
460 it->util = d;
461 }
462 if (!d->worktree_status)
463 d->worktree_status = p->status;
464 if (S_ISGITLINK(p->two->mode)) {
465 d->dirty_submodule = p->two->dirty_submodule;
466 d->new_submodule_commits = !oideq(&p->one->oid,
467 &p->two->oid);
468 if (s->status_format == STATUS_FORMAT_SHORT)
469 d->worktree_status = short_submodule_status(d);
470 }
471
472 switch (p->status) {
473 case DIFF_STATUS_ADDED:
474 d->mode_worktree = p->two->mode;
475 break;
476
477 case DIFF_STATUS_DELETED:
478 d->mode_index = p->one->mode;
479 oidcpy(&d->oid_index, &p->one->oid);
480 /* mode_worktree is zero for a delete. */
481 break;
482
483 case DIFF_STATUS_COPIED:
484 case DIFF_STATUS_RENAMED:
485 if (d->rename_status)
486 BUG("multiple renames on the same target? how?");
487 d->rename_source = xstrdup(p->one->path);
488 d->rename_score = p->score * 100 / MAX_SCORE;
489 d->rename_status = p->status;
490 /* fallthru */
491 case DIFF_STATUS_MODIFIED:
492 case DIFF_STATUS_TYPE_CHANGED:
493 case DIFF_STATUS_UNMERGED:
494 d->mode_index = p->one->mode;
495 d->mode_worktree = p->two->mode;
496 oidcpy(&d->oid_index, &p->one->oid);
497 break;
498
499 default:
500 BUG("unhandled diff-files status '%c'", p->status);
501 break;
502 }
503
504 }
505 }
506
507 static int unmerged_mask(struct index_state *istate, const char *path)
508 {
509 int pos, mask;
510 const struct cache_entry *ce;
511
512 pos = index_name_pos(istate, path, strlen(path));
513 if (0 <= pos)
514 return 0;
515
516 mask = 0;
517 pos = -pos-1;
518 while (pos < istate->cache_nr) {
519 ce = istate->cache[pos++];
520 if (strcmp(ce->name, path) || !ce_stage(ce))
521 break;
522 mask |= (1 << (ce_stage(ce) - 1));
523 }
524 return mask;
525 }
526
527 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
528 struct diff_options *options,
529 void *data)
530 {
531 struct wt_status *s = data;
532 int i;
533
534 for (i = 0; i < q->nr; i++) {
535 struct diff_filepair *p;
536 struct string_list_item *it;
537 struct wt_status_change_data *d;
538
539 p = q->queue[i];
540 it = string_list_insert(&s->change, p->two->path);
541 d = it->util;
542 if (!d) {
543 d = xcalloc(1, sizeof(*d));
544 it->util = d;
545 }
546 if (!d->index_status)
547 d->index_status = p->status;
548 switch (p->status) {
549 case DIFF_STATUS_ADDED:
550 /* Leave {mode,oid}_head zero for an add. */
551 d->mode_index = p->two->mode;
552 oidcpy(&d->oid_index, &p->two->oid);
553 s->committable = 1;
554 break;
555 case DIFF_STATUS_DELETED:
556 d->mode_head = p->one->mode;
557 oidcpy(&d->oid_head, &p->one->oid);
558 s->committable = 1;
559 /* Leave {mode,oid}_index zero for a delete. */
560 break;
561
562 case DIFF_STATUS_COPIED:
563 case DIFF_STATUS_RENAMED:
564 if (d->rename_status)
565 BUG("multiple renames on the same target? how?");
566 d->rename_source = xstrdup(p->one->path);
567 d->rename_score = p->score * 100 / MAX_SCORE;
568 d->rename_status = p->status;
569 /* fallthru */
570 case DIFF_STATUS_MODIFIED:
571 case DIFF_STATUS_TYPE_CHANGED:
572 d->mode_head = p->one->mode;
573 d->mode_index = p->two->mode;
574 oidcpy(&d->oid_head, &p->one->oid);
575 oidcpy(&d->oid_index, &p->two->oid);
576 s->committable = 1;
577 break;
578 case DIFF_STATUS_UNMERGED:
579 d->stagemask = unmerged_mask(s->repo->index,
580 p->two->path);
581 /*
582 * Don't bother setting {mode,oid}_{head,index} since the print
583 * code will output the stage values directly and not use the
584 * values in these fields.
585 */
586 break;
587
588 default:
589 BUG("unhandled diff-index status '%c'", p->status);
590 break;
591 }
592 }
593 }
594
595 static void wt_status_collect_changes_worktree(struct wt_status *s)
596 {
597 struct rev_info rev;
598
599 repo_init_revisions(s->repo, &rev, NULL);
600 setup_revisions(0, NULL, &rev, NULL);
601 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
602 rev.diffopt.flags.dirty_submodules = 1;
603 rev.diffopt.ita_invisible_in_index = 1;
604 if (!s->show_untracked_files)
605 rev.diffopt.flags.ignore_untracked_in_submodules = 1;
606 if (s->ignore_submodule_arg) {
607 rev.diffopt.flags.override_submodule_config = 1;
608 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
609 } 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 }
620
621 static void wt_status_collect_changes_index(struct wt_status *s)
622 {
623 struct rev_info rev;
624 struct setup_revision_opt opt;
625
626 repo_init_revisions(s->repo, &rev, NULL);
627 memset(&opt, 0, sizeof(opt));
628 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
629 setup_revisions(0, NULL, &rev, &opt);
630
631 rev.diffopt.flags.override_submodule_config = 1;
632 rev.diffopt.ita_invisible_in_index = 1;
633 if (s->ignore_submodule_arg) {
634 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
635 } else {
636 /*
637 * Unless the user did explicitly request a submodule ignore
638 * mode by passing a command line option we do not ignore any
639 * changed submodule SHA-1s when comparing index and HEAD, no
640 * matter what is configured. Otherwise the user won't be
641 * shown any submodules she manually added (and which are
642 * staged to be committed), which would be really confusing.
643 */
644 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
645 }
646
647 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
648 rev.diffopt.format_callback = wt_status_collect_updated_cb;
649 rev.diffopt.format_callback_data = s;
650 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
651 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
652 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
653 copy_pathspec(&rev.prune_data, &s->pathspec);
654 run_diff_index(&rev, 1);
655 }
656
657 static void wt_status_collect_changes_initial(struct wt_status *s)
658 {
659 struct index_state *istate = s->repo->index;
660 int i;
661
662 for (i = 0; i < istate->cache_nr; i++) {
663 struct string_list_item *it;
664 struct wt_status_change_data *d;
665 const struct cache_entry *ce = istate->cache[i];
666
667 if (!ce_path_match(istate, ce, &s->pathspec, NULL))
668 continue;
669 if (ce_intent_to_add(ce))
670 continue;
671 it = string_list_insert(&s->change, ce->name);
672 d = it->util;
673 if (!d) {
674 d = xcalloc(1, sizeof(*d));
675 it->util = d;
676 }
677 if (ce_stage(ce)) {
678 d->index_status = DIFF_STATUS_UNMERGED;
679 d->stagemask |= (1 << (ce_stage(ce) - 1));
680 /*
681 * Don't bother setting {mode,oid}_{head,index} since the print
682 * code will output the stage values directly and not use the
683 * values in these fields.
684 */
685 s->committable = 1;
686 } else {
687 d->index_status = DIFF_STATUS_ADDED;
688 /* Leave {mode,oid}_head zero for adds. */
689 d->mode_index = ce->ce_mode;
690 oidcpy(&d->oid_index, &ce->oid);
691 s->committable = 1;
692 }
693 }
694 }
695
696 static void wt_status_collect_untracked(struct wt_status *s)
697 {
698 int i;
699 struct dir_struct dir;
700 uint64_t t_begin = getnanotime();
701 struct index_state *istate = s->repo->index;
702
703 if (!s->show_untracked_files)
704 return;
705
706 dir_init(&dir);
707 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
708 dir.flags |=
709 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
710 if (s->show_ignored_mode) {
711 dir.flags |= DIR_SHOW_IGNORED_TOO;
712
713 if (s->show_ignored_mode == SHOW_MATCHING_IGNORED)
714 dir.flags |= DIR_SHOW_IGNORED_TOO_MODE_MATCHING;
715 } else {
716 dir.untracked = istate->untracked;
717 }
718
719 setup_standard_excludes(&dir);
720
721 fill_directory(&dir, istate, &s->pathspec);
722
723 for (i = 0; i < dir.nr; i++) {
724 struct dir_entry *ent = dir.entries[i];
725 if (index_name_is_other(istate, ent->name, ent->len))
726 string_list_insert(&s->untracked, ent->name);
727 }
728
729 for (i = 0; i < dir.ignored_nr; i++) {
730 struct dir_entry *ent = dir.ignored[i];
731 if (index_name_is_other(istate, ent->name, ent->len))
732 string_list_insert(&s->ignored, ent->name);
733 }
734
735 dir_clear(&dir);
736
737 if (advice_status_u_option)
738 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
739 }
740
741 static int has_unmerged(struct wt_status *s)
742 {
743 int i;
744
745 for (i = 0; i < s->change.nr; i++) {
746 struct wt_status_change_data *d;
747 d = s->change.items[i].util;
748 if (d->stagemask)
749 return 1;
750 }
751 return 0;
752 }
753
754 void wt_status_collect(struct wt_status *s)
755 {
756 trace2_region_enter("status", "worktrees", s->repo);
757 wt_status_collect_changes_worktree(s);
758 trace2_region_leave("status", "worktrees", s->repo);
759
760 if (s->is_initial) {
761 trace2_region_enter("status", "initial", s->repo);
762 wt_status_collect_changes_initial(s);
763 trace2_region_leave("status", "initial", s->repo);
764 } else {
765 trace2_region_enter("status", "index", s->repo);
766 wt_status_collect_changes_index(s);
767 trace2_region_leave("status", "index", s->repo);
768 }
769
770 trace2_region_enter("status", "untracked", s->repo);
771 wt_status_collect_untracked(s);
772 trace2_region_leave("status", "untracked", s->repo);
773
774 wt_status_get_state(s->repo, &s->state, s->branch && !strcmp(s->branch, "HEAD"));
775 if (s->state.merge_in_progress && !has_unmerged(s))
776 s->committable = 1;
777 }
778
779 void wt_status_collect_free_buffers(struct wt_status *s)
780 {
781 wt_status_state_free_buffers(&s->state);
782 }
783
784 void wt_status_state_free_buffers(struct wt_status_state *state)
785 {
786 FREE_AND_NULL(state->branch);
787 FREE_AND_NULL(state->onto);
788 FREE_AND_NULL(state->detached_from);
789 }
790
791 static void wt_longstatus_print_unmerged(struct wt_status *s)
792 {
793 int shown_header = 0;
794 int i;
795
796 for (i = 0; i < s->change.nr; i++) {
797 struct wt_status_change_data *d;
798 struct string_list_item *it;
799 it = &(s->change.items[i]);
800 d = it->util;
801 if (!d->stagemask)
802 continue;
803 if (!shown_header) {
804 wt_longstatus_print_unmerged_header(s);
805 shown_header = 1;
806 }
807 wt_longstatus_print_unmerged_data(s, it);
808 }
809 if (shown_header)
810 wt_longstatus_print_trailer(s);
811
812 }
813
814 static void wt_longstatus_print_updated(struct wt_status *s)
815 {
816 int shown_header = 0;
817 int i;
818
819 for (i = 0; i < s->change.nr; i++) {
820 struct wt_status_change_data *d;
821 struct string_list_item *it;
822 it = &(s->change.items[i]);
823 d = it->util;
824 if (!d->index_status ||
825 d->index_status == DIFF_STATUS_UNMERGED)
826 continue;
827 if (!shown_header) {
828 wt_longstatus_print_cached_header(s);
829 shown_header = 1;
830 }
831 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
832 }
833 if (shown_header)
834 wt_longstatus_print_trailer(s);
835 }
836
837 /*
838 * -1 : has delete
839 * 0 : no change
840 * 1 : some change but no delete
841 */
842 static int wt_status_check_worktree_changes(struct wt_status *s,
843 int *dirty_submodules)
844 {
845 int i;
846 int changes = 0;
847
848 *dirty_submodules = 0;
849
850 for (i = 0; i < s->change.nr; i++) {
851 struct wt_status_change_data *d;
852 d = s->change.items[i].util;
853 if (!d->worktree_status ||
854 d->worktree_status == DIFF_STATUS_UNMERGED)
855 continue;
856 if (!changes)
857 changes = 1;
858 if (d->dirty_submodule)
859 *dirty_submodules = 1;
860 if (d->worktree_status == DIFF_STATUS_DELETED)
861 changes = -1;
862 }
863 return changes;
864 }
865
866 static void wt_longstatus_print_changed(struct wt_status *s)
867 {
868 int i, dirty_submodules;
869 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
870
871 if (!worktree_changes)
872 return;
873
874 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
875
876 for (i = 0; i < s->change.nr; i++) {
877 struct wt_status_change_data *d;
878 struct string_list_item *it;
879 it = &(s->change.items[i]);
880 d = it->util;
881 if (!d->worktree_status ||
882 d->worktree_status == DIFF_STATUS_UNMERGED)
883 continue;
884 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
885 }
886 wt_longstatus_print_trailer(s);
887 }
888
889 static int stash_count_refs(struct object_id *ooid, struct object_id *noid,
890 const char *email, timestamp_t timestamp, int tz,
891 const char *message, void *cb_data)
892 {
893 int *c = cb_data;
894 (*c)++;
895 return 0;
896 }
897
898 static void wt_longstatus_print_stash_summary(struct wt_status *s)
899 {
900 int stash_count = 0;
901
902 for_each_reflog_ent("refs/stash", stash_count_refs, &stash_count);
903 if (stash_count > 0)
904 status_printf_ln(s, GIT_COLOR_NORMAL,
905 Q_("Your stash currently has %d entry",
906 "Your stash currently has %d entries", stash_count),
907 stash_count);
908 }
909
910 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
911 {
912 struct child_process sm_summary = CHILD_PROCESS_INIT;
913 struct strbuf cmd_stdout = STRBUF_INIT;
914 struct strbuf summary = STRBUF_INIT;
915 char *summary_content;
916
917 strvec_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s", s->index_file);
918
919 strvec_push(&sm_summary.args, "submodule");
920 strvec_push(&sm_summary.args, "summary");
921 strvec_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
922 strvec_push(&sm_summary.args, "--for-status");
923 strvec_push(&sm_summary.args, "--summary-limit");
924 strvec_pushf(&sm_summary.args, "%d", s->submodule_summary);
925 if (!uncommitted)
926 strvec_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
927
928 sm_summary.git_cmd = 1;
929 sm_summary.no_stdin = 1;
930
931 capture_command(&sm_summary, &cmd_stdout, 1024);
932
933 /* prepend header, only if there's an actual output */
934 if (cmd_stdout.len) {
935 if (uncommitted)
936 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
937 else
938 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
939 strbuf_addstr(&summary, "\n\n");
940 }
941 strbuf_addbuf(&summary, &cmd_stdout);
942 strbuf_release(&cmd_stdout);
943
944 if (s->display_comment_prefix) {
945 size_t len;
946 summary_content = strbuf_detach(&summary, &len);
947 strbuf_add_commented_lines(&summary, summary_content, len);
948 free(summary_content);
949 }
950
951 fputs(summary.buf, s->fp);
952 strbuf_release(&summary);
953 }
954
955 static void wt_longstatus_print_other(struct wt_status *s,
956 struct string_list *l,
957 const char *what,
958 const char *how)
959 {
960 int i;
961 struct strbuf buf = STRBUF_INIT;
962 static struct string_list output = STRING_LIST_INIT_DUP;
963 struct column_options copts;
964
965 if (!l->nr)
966 return;
967
968 wt_longstatus_print_other_header(s, what, how);
969
970 for (i = 0; i < l->nr; i++) {
971 struct string_list_item *it;
972 const char *path;
973 it = &(l->items[i]);
974 path = quote_path(it->string, s->prefix, &buf, 0);
975 if (column_active(s->colopts)) {
976 string_list_append(&output, path);
977 continue;
978 }
979 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
980 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
981 "%s\n", path);
982 }
983
984 strbuf_release(&buf);
985 if (!column_active(s->colopts))
986 goto conclude;
987
988 strbuf_addf(&buf, "%s%s\t%s",
989 color(WT_STATUS_HEADER, s),
990 s->display_comment_prefix ? "#" : "",
991 color(WT_STATUS_UNTRACKED, s));
992 memset(&copts, 0, sizeof(copts));
993 copts.padding = 1;
994 copts.indent = buf.buf;
995 if (want_color(s->use_color))
996 copts.nl = GIT_COLOR_RESET "\n";
997 print_columns(&output, s->colopts, &copts);
998 string_list_clear(&output, 0);
999 strbuf_release(&buf);
1000 conclude:
1001 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1002 }
1003
1004 size_t wt_status_locate_end(const char *s, size_t len)
1005 {
1006 const char *p;
1007 struct strbuf pattern = STRBUF_INIT;
1008
1009 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
1010 if (starts_with(s, pattern.buf + 1))
1011 len = 0;
1012 else if ((p = strstr(s, pattern.buf)))
1013 len = p - s + 1;
1014 strbuf_release(&pattern);
1015 return len;
1016 }
1017
1018 void wt_status_append_cut_line(struct strbuf *buf)
1019 {
1020 const char *explanation = _("Do not modify or remove the line above.\nEverything below it will be ignored.");
1021
1022 strbuf_commented_addf(buf, "%s", cut_line);
1023 strbuf_add_commented_lines(buf, explanation, strlen(explanation));
1024 }
1025
1026 void wt_status_add_cut_line(FILE *fp)
1027 {
1028 struct strbuf buf = STRBUF_INIT;
1029
1030 wt_status_append_cut_line(&buf);
1031 fputs(buf.buf, fp);
1032 strbuf_release(&buf);
1033 }
1034
1035 static void wt_longstatus_print_verbose(struct wt_status *s)
1036 {
1037 struct rev_info rev;
1038 struct setup_revision_opt opt;
1039 int dirty_submodules;
1040 const char *c = color(WT_STATUS_HEADER, s);
1041
1042 repo_init_revisions(s->repo, &rev, NULL);
1043 rev.diffopt.flags.allow_textconv = 1;
1044 rev.diffopt.ita_invisible_in_index = 1;
1045
1046 memset(&opt, 0, sizeof(opt));
1047 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
1048 setup_revisions(0, NULL, &rev, &opt);
1049
1050 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
1051 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
1052 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
1053 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
1054 rev.diffopt.file = s->fp;
1055 rev.diffopt.close_file = 0;
1056 /*
1057 * If we're not going to stdout, then we definitely don't
1058 * want color, since we are going to the commit message
1059 * file (and even the "auto" setting won't work, since it
1060 * will have checked isatty on stdout). But we then do want
1061 * to insert the scissor line here to reliably remove the
1062 * diff before committing.
1063 */
1064 if (s->fp != stdout) {
1065 rev.diffopt.use_color = 0;
1066 wt_status_add_cut_line(s->fp);
1067 }
1068 if (s->verbose > 1 && s->committable) {
1069 /* print_updated() printed a header, so do we */
1070 if (s->fp != stdout)
1071 wt_longstatus_print_trailer(s);
1072 status_printf_ln(s, c, _("Changes to be committed:"));
1073 rev.diffopt.a_prefix = "c/";
1074 rev.diffopt.b_prefix = "i/";
1075 } /* else use prefix as per user config */
1076 run_diff_index(&rev, 1);
1077 if (s->verbose > 1 &&
1078 wt_status_check_worktree_changes(s, &dirty_submodules)) {
1079 status_printf_ln(s, c,
1080 "--------------------------------------------------");
1081 status_printf_ln(s, c, _("Changes not staged for commit:"));
1082 setup_work_tree();
1083 rev.diffopt.a_prefix = "i/";
1084 rev.diffopt.b_prefix = "w/";
1085 run_diff_files(&rev, 0);
1086 }
1087 }
1088
1089 static void wt_longstatus_print_tracking(struct wt_status *s)
1090 {
1091 struct strbuf sb = STRBUF_INIT;
1092 const char *cp, *ep, *branch_name;
1093 struct branch *branch;
1094 char comment_line_string[3];
1095 int i;
1096 uint64_t t_begin = 0;
1097
1098 assert(s->branch && !s->is_initial);
1099 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
1100 return;
1101 branch = branch_get(branch_name);
1102
1103 t_begin = getnanotime();
1104
1105 if (!format_tracking_info(branch, &sb, s->ahead_behind_flags))
1106 return;
1107
1108 if (advice_status_ahead_behind_warning &&
1109 s->ahead_behind_flags == AHEAD_BEHIND_FULL) {
1110 uint64_t t_delta_in_ms = (getnanotime() - t_begin) / 1000000;
1111 if (t_delta_in_ms > AB_DELAY_WARNING_IN_MS) {
1112 strbuf_addf(&sb, _("\n"
1113 "It took %.2f seconds to compute the branch ahead/behind values.\n"
1114 "You can use '--no-ahead-behind' to avoid this.\n"),
1115 t_delta_in_ms / 1000.0);
1116 }
1117 }
1118
1119 i = 0;
1120 if (s->display_comment_prefix) {
1121 comment_line_string[i++] = comment_line_char;
1122 comment_line_string[i++] = ' ';
1123 }
1124 comment_line_string[i] = '\0';
1125
1126 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
1127 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
1128 "%s%.*s", comment_line_string,
1129 (int)(ep - cp), cp);
1130 if (s->display_comment_prefix)
1131 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
1132 comment_line_char);
1133 else
1134 fputs("\n", s->fp);
1135 strbuf_release(&sb);
1136 }
1137
1138 static void show_merge_in_progress(struct wt_status *s,
1139 const char *color)
1140 {
1141 if (has_unmerged(s)) {
1142 status_printf_ln(s, color, _("You have unmerged paths."));
1143 if (s->hints) {
1144 status_printf_ln(s, color,
1145 _(" (fix conflicts and run \"git commit\")"));
1146 status_printf_ln(s, color,
1147 _(" (use \"git merge --abort\" to abort the merge)"));
1148 }
1149 } else {
1150 status_printf_ln(s, color,
1151 _("All conflicts fixed but you are still merging."));
1152 if (s->hints)
1153 status_printf_ln(s, color,
1154 _(" (use \"git commit\" to conclude merge)"));
1155 }
1156 wt_longstatus_print_trailer(s);
1157 }
1158
1159 static void show_am_in_progress(struct wt_status *s,
1160 const char *color)
1161 {
1162 status_printf_ln(s, color,
1163 _("You are in the middle of an am session."));
1164 if (s->state.am_empty_patch)
1165 status_printf_ln(s, color,
1166 _("The current patch is empty."));
1167 if (s->hints) {
1168 if (!s->state.am_empty_patch)
1169 status_printf_ln(s, color,
1170 _(" (fix conflicts and then run \"git am --continue\")"));
1171 status_printf_ln(s, color,
1172 _(" (use \"git am --skip\" to skip this patch)"));
1173 status_printf_ln(s, color,
1174 _(" (use \"git am --abort\" to restore the original branch)"));
1175 }
1176 wt_longstatus_print_trailer(s);
1177 }
1178
1179 static char *read_line_from_git_path(const char *filename)
1180 {
1181 struct strbuf buf = STRBUF_INIT;
1182 FILE *fp = fopen_or_warn(git_path("%s", filename), "r");
1183
1184 if (!fp) {
1185 strbuf_release(&buf);
1186 return NULL;
1187 }
1188 strbuf_getline_lf(&buf, fp);
1189 if (!fclose(fp)) {
1190 return strbuf_detach(&buf, NULL);
1191 } else {
1192 strbuf_release(&buf);
1193 return NULL;
1194 }
1195 }
1196
1197 static int split_commit_in_progress(struct wt_status *s)
1198 {
1199 int split_in_progress = 0;
1200 char *head, *orig_head, *rebase_amend, *rebase_orig_head;
1201
1202 if ((!s->amend && !s->nowarn && !s->workdir_dirty) ||
1203 !s->branch || strcmp(s->branch, "HEAD"))
1204 return 0;
1205
1206 head = read_line_from_git_path("HEAD");
1207 orig_head = read_line_from_git_path("ORIG_HEAD");
1208 rebase_amend = read_line_from_git_path("rebase-merge/amend");
1209 rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1210
1211 if (!head || !orig_head || !rebase_amend || !rebase_orig_head)
1212 ; /* fall through, no split in progress */
1213 else if (!strcmp(rebase_amend, rebase_orig_head))
1214 split_in_progress = !!strcmp(head, rebase_amend);
1215 else if (strcmp(orig_head, rebase_orig_head))
1216 split_in_progress = 1;
1217
1218 free(head);
1219 free(orig_head);
1220 free(rebase_amend);
1221 free(rebase_orig_head);
1222
1223 return split_in_progress;
1224 }
1225
1226 /*
1227 * Turn
1228 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1229 * into
1230 * "pick d6a2f03 some message"
1231 *
1232 * The function assumes that the line does not contain useless spaces
1233 * before or after the command.
1234 */
1235 static void abbrev_oid_in_line(struct strbuf *line)
1236 {
1237 struct strbuf **split;
1238 int i;
1239
1240 if (starts_with(line->buf, "exec ") ||
1241 starts_with(line->buf, "x ") ||
1242 starts_with(line->buf, "label ") ||
1243 starts_with(line->buf, "l "))
1244 return;
1245
1246 split = strbuf_split_max(line, ' ', 3);
1247 if (split[0] && split[1]) {
1248 struct object_id oid;
1249
1250 /*
1251 * strbuf_split_max left a space. Trim it and re-add
1252 * it after abbreviation.
1253 */
1254 strbuf_trim(split[1]);
1255 if (!get_oid(split[1]->buf, &oid)) {
1256 strbuf_reset(split[1]);
1257 strbuf_add_unique_abbrev(split[1], &oid,
1258 DEFAULT_ABBREV);
1259 strbuf_addch(split[1], ' ');
1260 strbuf_reset(line);
1261 for (i = 0; split[i]; i++)
1262 strbuf_addbuf(line, split[i]);
1263 }
1264 }
1265 strbuf_list_free(split);
1266 }
1267
1268 static int read_rebase_todolist(const char *fname, struct string_list *lines)
1269 {
1270 struct strbuf line = STRBUF_INIT;
1271 FILE *f = fopen(git_path("%s", fname), "r");
1272
1273 if (!f) {
1274 if (errno == ENOENT)
1275 return -1;
1276 die_errno("Could not open file %s for reading",
1277 git_path("%s", fname));
1278 }
1279 while (!strbuf_getline_lf(&line, f)) {
1280 if (line.len && line.buf[0] == comment_line_char)
1281 continue;
1282 strbuf_trim(&line);
1283 if (!line.len)
1284 continue;
1285 abbrev_oid_in_line(&line);
1286 string_list_append(lines, line.buf);
1287 }
1288 fclose(f);
1289 strbuf_release(&line);
1290 return 0;
1291 }
1292
1293 static void show_rebase_information(struct wt_status *s,
1294 const char *color)
1295 {
1296 if (s->state.rebase_interactive_in_progress) {
1297 int i;
1298 int nr_lines_to_show = 2;
1299
1300 struct string_list have_done = STRING_LIST_INIT_DUP;
1301 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1302
1303 read_rebase_todolist("rebase-merge/done", &have_done);
1304 if (read_rebase_todolist("rebase-merge/git-rebase-todo",
1305 &yet_to_do))
1306 status_printf_ln(s, color,
1307 _("git-rebase-todo is missing."));
1308 if (have_done.nr == 0)
1309 status_printf_ln(s, color, _("No commands done."));
1310 else {
1311 status_printf_ln(s, color,
1312 Q_("Last command done (%d command done):",
1313 "Last commands done (%d commands done):",
1314 have_done.nr),
1315 have_done.nr);
1316 for (i = (have_done.nr > nr_lines_to_show)
1317 ? have_done.nr - nr_lines_to_show : 0;
1318 i < have_done.nr;
1319 i++)
1320 status_printf_ln(s, color, " %s", have_done.items[i].string);
1321 if (have_done.nr > nr_lines_to_show && s->hints)
1322 status_printf_ln(s, color,
1323 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1324 }
1325
1326 if (yet_to_do.nr == 0)
1327 status_printf_ln(s, color,
1328 _("No commands remaining."));
1329 else {
1330 status_printf_ln(s, color,
1331 Q_("Next command to do (%d remaining command):",
1332 "Next commands to do (%d remaining commands):",
1333 yet_to_do.nr),
1334 yet_to_do.nr);
1335 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1336 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1337 if (s->hints)
1338 status_printf_ln(s, color,
1339 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1340 }
1341 string_list_clear(&yet_to_do, 0);
1342 string_list_clear(&have_done, 0);
1343 }
1344 }
1345
1346 static void print_rebase_state(struct wt_status *s,
1347 const char *color)
1348 {
1349 if (s->state.branch)
1350 status_printf_ln(s, color,
1351 _("You are currently rebasing branch '%s' on '%s'."),
1352 s->state.branch,
1353 s->state.onto);
1354 else
1355 status_printf_ln(s, color,
1356 _("You are currently rebasing."));
1357 }
1358
1359 static void show_rebase_in_progress(struct wt_status *s,
1360 const char *color)
1361 {
1362 struct stat st;
1363
1364 show_rebase_information(s, color);
1365 if (has_unmerged(s)) {
1366 print_rebase_state(s, color);
1367 if (s->hints) {
1368 status_printf_ln(s, color,
1369 _(" (fix conflicts and then run \"git rebase --continue\")"));
1370 status_printf_ln(s, color,
1371 _(" (use \"git rebase --skip\" to skip this patch)"));
1372 status_printf_ln(s, color,
1373 _(" (use \"git rebase --abort\" to check out the original branch)"));
1374 }
1375 } else if (s->state.rebase_in_progress ||
1376 !stat(git_path_merge_msg(s->repo), &st)) {
1377 print_rebase_state(s, color);
1378 if (s->hints)
1379 status_printf_ln(s, color,
1380 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1381 } else if (split_commit_in_progress(s)) {
1382 if (s->state.branch)
1383 status_printf_ln(s, color,
1384 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1385 s->state.branch,
1386 s->state.onto);
1387 else
1388 status_printf_ln(s, color,
1389 _("You are currently splitting a commit during a rebase."));
1390 if (s->hints)
1391 status_printf_ln(s, color,
1392 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1393 } else {
1394 if (s->state.branch)
1395 status_printf_ln(s, color,
1396 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1397 s->state.branch,
1398 s->state.onto);
1399 else
1400 status_printf_ln(s, color,
1401 _("You are currently editing a commit during a rebase."));
1402 if (s->hints && !s->amend) {
1403 status_printf_ln(s, color,
1404 _(" (use \"git commit --amend\" to amend the current commit)"));
1405 status_printf_ln(s, color,
1406 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1407 }
1408 }
1409 wt_longstatus_print_trailer(s);
1410 }
1411
1412 static void show_cherry_pick_in_progress(struct wt_status *s,
1413 const char *color)
1414 {
1415 if (is_null_oid(&s->state.cherry_pick_head_oid))
1416 status_printf_ln(s, color,
1417 _("Cherry-pick currently in progress."));
1418 else
1419 status_printf_ln(s, color,
1420 _("You are currently cherry-picking commit %s."),
1421 find_unique_abbrev(&s->state.cherry_pick_head_oid,
1422 DEFAULT_ABBREV));
1423
1424 if (s->hints) {
1425 if (has_unmerged(s))
1426 status_printf_ln(s, color,
1427 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1428 else if (is_null_oid(&s->state.cherry_pick_head_oid))
1429 status_printf_ln(s, color,
1430 _(" (run \"git cherry-pick --continue\" to continue)"));
1431 else
1432 status_printf_ln(s, color,
1433 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1434 status_printf_ln(s, color,
1435 _(" (use \"git cherry-pick --skip\" to skip this patch)"));
1436 status_printf_ln(s, color,
1437 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1438 }
1439 wt_longstatus_print_trailer(s);
1440 }
1441
1442 static void show_revert_in_progress(struct wt_status *s,
1443 const char *color)
1444 {
1445 if (is_null_oid(&s->state.revert_head_oid))
1446 status_printf_ln(s, color,
1447 _("Revert currently in progress."));
1448 else
1449 status_printf_ln(s, color,
1450 _("You are currently reverting commit %s."),
1451 find_unique_abbrev(&s->state.revert_head_oid,
1452 DEFAULT_ABBREV));
1453 if (s->hints) {
1454 if (has_unmerged(s))
1455 status_printf_ln(s, color,
1456 _(" (fix conflicts and run \"git revert --continue\")"));
1457 else if (is_null_oid(&s->state.revert_head_oid))
1458 status_printf_ln(s, color,
1459 _(" (run \"git revert --continue\" to continue)"));
1460 else
1461 status_printf_ln(s, color,
1462 _(" (all conflicts fixed: run \"git revert --continue\")"));
1463 status_printf_ln(s, color,
1464 _(" (use \"git revert --skip\" to skip this patch)"));
1465 status_printf_ln(s, color,
1466 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1467 }
1468 wt_longstatus_print_trailer(s);
1469 }
1470
1471 static void show_bisect_in_progress(struct wt_status *s,
1472 const char *color)
1473 {
1474 if (s->state.branch)
1475 status_printf_ln(s, color,
1476 _("You are currently bisecting, started from branch '%s'."),
1477 s->state.branch);
1478 else
1479 status_printf_ln(s, color,
1480 _("You are currently bisecting."));
1481 if (s->hints)
1482 status_printf_ln(s, color,
1483 _(" (use \"git bisect reset\" to get back to the original branch)"));
1484 wt_longstatus_print_trailer(s);
1485 }
1486
1487 static void show_sparse_checkout_in_use(struct wt_status *s,
1488 const char *color)
1489 {
1490 if (s->state.sparse_checkout_percentage == SPARSE_CHECKOUT_DISABLED)
1491 return;
1492
1493 status_printf_ln(s, color,
1494 _("You are in a sparse checkout with %d%% of tracked files present."),
1495 s->state.sparse_checkout_percentage);
1496 wt_longstatus_print_trailer(s);
1497 }
1498
1499 /*
1500 * Extract branch information from rebase/bisect
1501 */
1502 static char *get_branch(const struct worktree *wt, const char *path)
1503 {
1504 struct strbuf sb = STRBUF_INIT;
1505 struct object_id oid;
1506 const char *branch_name;
1507
1508 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1509 goto got_nothing;
1510
1511 while (sb.len && sb.buf[sb.len - 1] == '\n')
1512 strbuf_setlen(&sb, sb.len - 1);
1513 if (!sb.len)
1514 goto got_nothing;
1515 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1516 strbuf_remove(&sb, 0, branch_name - sb.buf);
1517 else if (starts_with(sb.buf, "refs/"))
1518 ;
1519 else if (!get_oid_hex(sb.buf, &oid)) {
1520 strbuf_reset(&sb);
1521 strbuf_add_unique_abbrev(&sb, &oid, DEFAULT_ABBREV);
1522 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1523 goto got_nothing;
1524 else /* bisect */
1525 ;
1526 return strbuf_detach(&sb, NULL);
1527
1528 got_nothing:
1529 strbuf_release(&sb);
1530 return NULL;
1531 }
1532
1533 struct grab_1st_switch_cbdata {
1534 struct strbuf buf;
1535 struct object_id noid;
1536 };
1537
1538 static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
1539 const char *email, timestamp_t timestamp, int tz,
1540 const char *message, void *cb_data)
1541 {
1542 struct grab_1st_switch_cbdata *cb = cb_data;
1543 const char *target = NULL, *end;
1544
1545 if (!skip_prefix(message, "checkout: moving from ", &message))
1546 return 0;
1547 target = strstr(message, " to ");
1548 if (!target)
1549 return 0;
1550 target += strlen(" to ");
1551 strbuf_reset(&cb->buf);
1552 oidcpy(&cb->noid, noid);
1553 end = strchrnul(target, '\n');
1554 strbuf_add(&cb->buf, target, end - target);
1555 if (!strcmp(cb->buf.buf, "HEAD")) {
1556 /* HEAD is relative. Resolve it to the right reflog entry. */
1557 strbuf_reset(&cb->buf);
1558 strbuf_add_unique_abbrev(&cb->buf, noid, DEFAULT_ABBREV);
1559 }
1560 return 1;
1561 }
1562
1563 static void wt_status_get_detached_from(struct repository *r,
1564 struct wt_status_state *state)
1565 {
1566 struct grab_1st_switch_cbdata cb;
1567 struct commit *commit;
1568 struct object_id oid;
1569 char *ref = NULL;
1570
1571 strbuf_init(&cb.buf, 0);
1572 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1573 strbuf_release(&cb.buf);
1574 return;
1575 }
1576
1577 if (dwim_ref(cb.buf.buf, cb.buf.len, &oid, &ref, 1) == 1 &&
1578 /* oid is a commit? match without further lookup */
1579 (oideq(&cb.noid, &oid) ||
1580 /* perhaps oid is a tag, try to dereference to a commit */
1581 ((commit = lookup_commit_reference_gently(r, &oid, 1)) != NULL &&
1582 oideq(&cb.noid, &commit->object.oid)))) {
1583 const char *from = ref;
1584 if (!skip_prefix(from, "refs/tags/", &from))
1585 skip_prefix(from, "refs/remotes/", &from);
1586 state->detached_from = xstrdup(from);
1587 } else
1588 state->detached_from =
1589 xstrdup(find_unique_abbrev(&cb.noid, DEFAULT_ABBREV));
1590 oidcpy(&state->detached_oid, &cb.noid);
1591 state->detached_at = !get_oid("HEAD", &oid) &&
1592 oideq(&oid, &state->detached_oid);
1593
1594 free(ref);
1595 strbuf_release(&cb.buf);
1596 }
1597
1598 int wt_status_check_rebase(const struct worktree *wt,
1599 struct wt_status_state *state)
1600 {
1601 struct stat st;
1602
1603 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1604 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1605 state->am_in_progress = 1;
1606 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1607 state->am_empty_patch = 1;
1608 } else {
1609 state->rebase_in_progress = 1;
1610 state->branch = get_branch(wt, "rebase-apply/head-name");
1611 state->onto = get_branch(wt, "rebase-apply/onto");
1612 }
1613 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1614 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1615 state->rebase_interactive_in_progress = 1;
1616 else
1617 state->rebase_in_progress = 1;
1618 state->branch = get_branch(wt, "rebase-merge/head-name");
1619 state->onto = get_branch(wt, "rebase-merge/onto");
1620 } else
1621 return 0;
1622 return 1;
1623 }
1624
1625 int wt_status_check_bisect(const struct worktree *wt,
1626 struct wt_status_state *state)
1627 {
1628 struct stat st;
1629
1630 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1631 state->bisect_in_progress = 1;
1632 state->branch = get_branch(wt, "BISECT_START");
1633 return 1;
1634 }
1635 return 0;
1636 }
1637
1638 static void wt_status_check_sparse_checkout(struct repository *r,
1639 struct wt_status_state *state)
1640 {
1641 int skip_worktree = 0;
1642 int i;
1643
1644 if (!core_apply_sparse_checkout || r->index->cache_nr == 0) {
1645 /*
1646 * Don't compute percentage of checked out files if we
1647 * aren't in a sparse checkout or would get division by 0.
1648 */
1649 state->sparse_checkout_percentage = SPARSE_CHECKOUT_DISABLED;
1650 return;
1651 }
1652
1653 for (i = 0; i < r->index->cache_nr; i++) {
1654 struct cache_entry *ce = r->index->cache[i];
1655 if (ce_skip_worktree(ce))
1656 skip_worktree++;
1657 }
1658
1659 state->sparse_checkout_percentage =
1660 100 - (100 * skip_worktree)/r->index->cache_nr;
1661 }
1662
1663 void wt_status_get_state(struct repository *r,
1664 struct wt_status_state *state,
1665 int get_detached_from)
1666 {
1667 struct stat st;
1668 struct object_id oid;
1669 enum replay_action action;
1670
1671 if (!stat(git_path_merge_head(r), &st)) {
1672 wt_status_check_rebase(NULL, state);
1673 state->merge_in_progress = 1;
1674 } else if (wt_status_check_rebase(NULL, state)) {
1675 ; /* all set */
1676 } else if (refs_ref_exists(get_main_ref_store(r), "CHERRY_PICK_HEAD") &&
1677 !get_oid("CHERRY_PICK_HEAD", &oid)) {
1678 state->cherry_pick_in_progress = 1;
1679 oidcpy(&state->cherry_pick_head_oid, &oid);
1680 }
1681 wt_status_check_bisect(NULL, state);
1682 if (refs_ref_exists(get_main_ref_store(r), "REVERT_HEAD") &&
1683 !get_oid("REVERT_HEAD", &oid)) {
1684 state->revert_in_progress = 1;
1685 oidcpy(&state->revert_head_oid, &oid);
1686 }
1687 if (!sequencer_get_last_command(r, &action)) {
1688 if (action == REPLAY_PICK) {
1689 state->cherry_pick_in_progress = 1;
1690 oidcpy(&state->cherry_pick_head_oid, &null_oid);
1691 } else {
1692 state->revert_in_progress = 1;
1693 oidcpy(&state->revert_head_oid, &null_oid);
1694 }
1695 }
1696 if (get_detached_from)
1697 wt_status_get_detached_from(r, state);
1698 wt_status_check_sparse_checkout(r, state);
1699 }
1700
1701 static void wt_longstatus_print_state(struct wt_status *s)
1702 {
1703 const char *state_color = color(WT_STATUS_HEADER, s);
1704 struct wt_status_state *state = &s->state;
1705
1706 if (state->merge_in_progress) {
1707 if (state->rebase_interactive_in_progress) {
1708 show_rebase_information(s, state_color);
1709 fputs("\n", s->fp);
1710 }
1711 show_merge_in_progress(s, state_color);
1712 } else if (state->am_in_progress)
1713 show_am_in_progress(s, state_color);
1714 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1715 show_rebase_in_progress(s, state_color);
1716 else if (state->cherry_pick_in_progress)
1717 show_cherry_pick_in_progress(s, state_color);
1718 else if (state->revert_in_progress)
1719 show_revert_in_progress(s, state_color);
1720 if (state->bisect_in_progress)
1721 show_bisect_in_progress(s, state_color);
1722
1723 if (state->sparse_checkout_percentage != SPARSE_CHECKOUT_DISABLED)
1724 show_sparse_checkout_in_use(s, state_color);
1725 }
1726
1727 static void wt_longstatus_print(struct wt_status *s)
1728 {
1729 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1730 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1731
1732 if (s->branch) {
1733 const char *on_what = _("On branch ");
1734 const char *branch_name = s->branch;
1735 if (!strcmp(branch_name, "HEAD")) {
1736 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1737 if (s->state.rebase_in_progress ||
1738 s->state.rebase_interactive_in_progress) {
1739 if (s->state.rebase_interactive_in_progress)
1740 on_what = _("interactive rebase in progress; onto ");
1741 else
1742 on_what = _("rebase in progress; onto ");
1743 branch_name = s->state.onto;
1744 } else if (s->state.detached_from) {
1745 branch_name = s->state.detached_from;
1746 if (s->state.detached_at)
1747 on_what = _("HEAD detached at ");
1748 else
1749 on_what = _("HEAD detached from ");
1750 } else {
1751 branch_name = "";
1752 on_what = _("Not currently on any branch.");
1753 }
1754 } else
1755 skip_prefix(branch_name, "refs/heads/", &branch_name);
1756 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1757 status_printf_more(s, branch_status_color, "%s", on_what);
1758 status_printf_more(s, branch_color, "%s\n", branch_name);
1759 if (!s->is_initial)
1760 wt_longstatus_print_tracking(s);
1761 }
1762
1763 wt_longstatus_print_state(s);
1764
1765 if (s->is_initial) {
1766 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1767 status_printf_ln(s, color(WT_STATUS_HEADER, s),
1768 s->commit_template
1769 ? _("Initial commit")
1770 : _("No commits yet"));
1771 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1772 }
1773
1774 wt_longstatus_print_updated(s);
1775 wt_longstatus_print_unmerged(s);
1776 wt_longstatus_print_changed(s);
1777 if (s->submodule_summary &&
1778 (!s->ignore_submodule_arg ||
1779 strcmp(s->ignore_submodule_arg, "all"))) {
1780 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1781 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1782 }
1783 if (s->show_untracked_files) {
1784 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1785 if (s->show_ignored_mode)
1786 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1787 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1788 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1789 status_printf_ln(s, GIT_COLOR_NORMAL,
1790 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1791 "may speed it up, but you have to be careful not to forget to add\n"
1792 "new files yourself (see 'git help status')."),
1793 s->untracked_in_ms / 1000.0);
1794 }
1795 } else if (s->committable)
1796 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1797 s->hints
1798 ? _(" (use -u option to show untracked files)") : "");
1799
1800 if (s->verbose)
1801 wt_longstatus_print_verbose(s);
1802 if (!s->committable) {
1803 if (s->amend)
1804 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1805 else if (s->nowarn)
1806 ; /* nothing */
1807 else if (s->workdir_dirty) {
1808 if (s->hints)
1809 fprintf(s->fp, _("no changes added to commit "
1810 "(use \"git add\" and/or "
1811 "\"git commit -a\")\n"));
1812 else
1813 fprintf(s->fp, _("no changes added to "
1814 "commit\n"));
1815 } else if (s->untracked.nr) {
1816 if (s->hints)
1817 fprintf(s->fp, _("nothing added to commit but "
1818 "untracked files present (use "
1819 "\"git add\" to track)\n"));
1820 else
1821 fprintf(s->fp, _("nothing added to commit but "
1822 "untracked files present\n"));
1823 } else if (s->is_initial) {
1824 if (s->hints)
1825 fprintf(s->fp, _("nothing to commit (create/"
1826 "copy files and use \"git "
1827 "add\" to track)\n"));
1828 else
1829 fprintf(s->fp, _("nothing to commit\n"));
1830 } else if (!s->show_untracked_files) {
1831 if (s->hints)
1832 fprintf(s->fp, _("nothing to commit (use -u to "
1833 "show untracked files)\n"));
1834 else
1835 fprintf(s->fp, _("nothing to commit\n"));
1836 } else
1837 fprintf(s->fp, _("nothing to commit, working tree "
1838 "clean\n"));
1839 }
1840 if(s->show_stash)
1841 wt_longstatus_print_stash_summary(s);
1842 }
1843
1844 static void wt_shortstatus_unmerged(struct string_list_item *it,
1845 struct wt_status *s)
1846 {
1847 struct wt_status_change_data *d = it->util;
1848 const char *how = "??";
1849
1850 switch (d->stagemask) {
1851 case 1: how = "DD"; break; /* both deleted */
1852 case 2: how = "AU"; break; /* added by us */
1853 case 3: how = "UD"; break; /* deleted by them */
1854 case 4: how = "UA"; break; /* added by them */
1855 case 5: how = "DU"; break; /* deleted by us */
1856 case 6: how = "AA"; break; /* both added */
1857 case 7: how = "UU"; break; /* both modified */
1858 }
1859 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1860 if (s->null_termination) {
1861 fprintf(s->fp, " %s%c", it->string, 0);
1862 } else {
1863 struct strbuf onebuf = STRBUF_INIT;
1864 const char *one;
1865 one = quote_path(it->string, s->prefix, &onebuf, QUOTE_PATH_QUOTE_SP);
1866 fprintf(s->fp, " %s\n", one);
1867 strbuf_release(&onebuf);
1868 }
1869 }
1870
1871 static void wt_shortstatus_status(struct string_list_item *it,
1872 struct wt_status *s)
1873 {
1874 struct wt_status_change_data *d = it->util;
1875
1876 if (d->index_status)
1877 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1878 else
1879 fputc(' ', s->fp);
1880 if (d->worktree_status)
1881 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1882 else
1883 fputc(' ', s->fp);
1884 fputc(' ', s->fp);
1885 if (s->null_termination) {
1886 fprintf(s->fp, "%s%c", it->string, 0);
1887 if (d->rename_source)
1888 fprintf(s->fp, "%s%c", d->rename_source, 0);
1889 } else {
1890 struct strbuf onebuf = STRBUF_INIT;
1891 const char *one;
1892
1893 if (d->rename_source) {
1894 one = quote_path(d->rename_source, s->prefix, &onebuf,
1895 QUOTE_PATH_QUOTE_SP);
1896 fprintf(s->fp, "%s -> ", one);
1897 strbuf_release(&onebuf);
1898 }
1899 one = quote_path(it->string, s->prefix, &onebuf, QUOTE_PATH_QUOTE_SP);
1900 fprintf(s->fp, "%s\n", one);
1901 strbuf_release(&onebuf);
1902 }
1903 }
1904
1905 static void wt_shortstatus_other(struct string_list_item *it,
1906 struct wt_status *s, const char *sign)
1907 {
1908 if (s->null_termination) {
1909 fprintf(s->fp, "%s %s%c", sign, it->string, 0);
1910 } else {
1911 struct strbuf onebuf = STRBUF_INIT;
1912 const char *one;
1913 one = quote_path(it->string, s->prefix, &onebuf, QUOTE_PATH_QUOTE_SP);
1914 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1915 fprintf(s->fp, " %s\n", one);
1916 strbuf_release(&onebuf);
1917 }
1918 }
1919
1920 static void wt_shortstatus_print_tracking(struct wt_status *s)
1921 {
1922 struct branch *branch;
1923 const char *header_color = color(WT_STATUS_HEADER, s);
1924 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1925 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1926
1927 const char *base;
1928 char *short_base;
1929 const char *branch_name;
1930 int num_ours, num_theirs, sti;
1931 int upstream_is_gone = 0;
1932
1933 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1934
1935 if (!s->branch)
1936 return;
1937 branch_name = s->branch;
1938
1939 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1940
1941 if (s->is_initial)
1942 color_fprintf(s->fp, header_color, LABEL(N_("No commits yet on ")));
1943
1944 if (!strcmp(s->branch, "HEAD")) {
1945 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1946 LABEL(N_("HEAD (no branch)")));
1947 goto conclude;
1948 }
1949
1950 skip_prefix(branch_name, "refs/heads/", &branch_name);
1951
1952 branch = branch_get(branch_name);
1953
1954 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1955
1956 sti = stat_tracking_info(branch, &num_ours, &num_theirs, &base,
1957 0, s->ahead_behind_flags);
1958 if (sti < 0) {
1959 if (!base)
1960 goto conclude;
1961
1962 upstream_is_gone = 1;
1963 }
1964
1965 short_base = shorten_unambiguous_ref(base, 0);
1966 color_fprintf(s->fp, header_color, "...");
1967 color_fprintf(s->fp, branch_color_remote, "%s", short_base);
1968 free(short_base);
1969
1970 if (!upstream_is_gone && !sti)
1971 goto conclude;
1972
1973 color_fprintf(s->fp, header_color, " [");
1974 if (upstream_is_gone) {
1975 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1976 } else if (s->ahead_behind_flags == AHEAD_BEHIND_QUICK) {
1977 color_fprintf(s->fp, header_color, LABEL(N_("different")));
1978 } else if (!num_ours) {
1979 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1980 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1981 } else if (!num_theirs) {
1982 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1983 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1984 } else {
1985 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1986 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1987 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1988 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1989 }
1990
1991 color_fprintf(s->fp, header_color, "]");
1992 conclude:
1993 fputc(s->null_termination ? '\0' : '\n', s->fp);
1994 }
1995
1996 static void wt_shortstatus_print(struct wt_status *s)
1997 {
1998 struct string_list_item *it;
1999
2000 if (s->show_branch)
2001 wt_shortstatus_print_tracking(s);
2002
2003 for_each_string_list_item(it, &s->change) {
2004 struct wt_status_change_data *d = it->util;
2005
2006 if (d->stagemask)
2007 wt_shortstatus_unmerged(it, s);
2008 else
2009 wt_shortstatus_status(it, s);
2010 }
2011 for_each_string_list_item(it, &s->untracked)
2012 wt_shortstatus_other(it, s, "??");
2013
2014 for_each_string_list_item(it, &s->ignored)
2015 wt_shortstatus_other(it, s, "!!");
2016 }
2017
2018 static void wt_porcelain_print(struct wt_status *s)
2019 {
2020 s->use_color = 0;
2021 s->relative_paths = 0;
2022 s->prefix = NULL;
2023 s->no_gettext = 1;
2024 wt_shortstatus_print(s);
2025 }
2026
2027 /*
2028 * Print branch information for porcelain v2 output. These lines
2029 * are printed when the '--branch' parameter is given.
2030 *
2031 * # branch.oid <commit><eol>
2032 * # branch.head <head><eol>
2033 * [# branch.upstream <upstream><eol>
2034 * [# branch.ab +<ahead> -<behind><eol>]]
2035 *
2036 * <commit> ::= the current commit hash or the literal
2037 * "(initial)" to indicate an initialized repo
2038 * with no commits.
2039 *
2040 * <head> ::= <branch_name> the current branch name or
2041 * "(detached)" literal when detached head or
2042 * "(unknown)" when something is wrong.
2043 *
2044 * <upstream> ::= the upstream branch name, when set.
2045 *
2046 * <ahead> ::= integer ahead value or '?'.
2047 *
2048 * <behind> ::= integer behind value or '?'.
2049 *
2050 * The end-of-line is defined by the -z flag.
2051 *
2052 * <eol> ::= NUL when -z,
2053 * LF when NOT -z.
2054 *
2055 * When an upstream is set and present, the 'branch.ab' line will
2056 * be printed with the ahead/behind counts for the branch and the
2057 * upstream. When AHEAD_BEHIND_QUICK is requested and the branches
2058 * are different, '?' will be substituted for the actual count.
2059 */
2060 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
2061 {
2062 struct branch *branch;
2063 const char *base;
2064 const char *branch_name;
2065 int ab_info, nr_ahead, nr_behind;
2066 char eol = s->null_termination ? '\0' : '\n';
2067
2068 fprintf(s->fp, "# branch.oid %s%c",
2069 (s->is_initial ? "(initial)" : oid_to_hex(&s->oid_commit)),
2070 eol);
2071
2072 if (!s->branch)
2073 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
2074 else {
2075 if (!strcmp(s->branch, "HEAD")) {
2076 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
2077
2078 if (s->state.rebase_in_progress ||
2079 s->state.rebase_interactive_in_progress)
2080 branch_name = s->state.onto;
2081 else if (s->state.detached_from)
2082 branch_name = s->state.detached_from;
2083 else
2084 branch_name = "";
2085 } else {
2086 branch_name = NULL;
2087 skip_prefix(s->branch, "refs/heads/", &branch_name);
2088
2089 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
2090 }
2091
2092 /* Lookup stats on the upstream tracking branch, if set. */
2093 branch = branch_get(branch_name);
2094 base = NULL;
2095 ab_info = stat_tracking_info(branch, &nr_ahead, &nr_behind,
2096 &base, 0, s->ahead_behind_flags);
2097 if (base) {
2098 base = shorten_unambiguous_ref(base, 0);
2099 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
2100 free((char *)base);
2101
2102 if (ab_info > 0) {
2103 /* different */
2104 if (nr_ahead || nr_behind)
2105 fprintf(s->fp, "# branch.ab +%d -%d%c",
2106 nr_ahead, nr_behind, eol);
2107 else
2108 fprintf(s->fp, "# branch.ab +? -?%c",
2109 eol);
2110 } else if (!ab_info) {
2111 /* same */
2112 fprintf(s->fp, "# branch.ab +0 -0%c", eol);
2113 }
2114 }
2115 }
2116 }
2117
2118 /*
2119 * Convert various submodule status values into a
2120 * fixed-length string of characters in the buffer provided.
2121 */
2122 static void wt_porcelain_v2_submodule_state(
2123 struct wt_status_change_data *d,
2124 char sub[5])
2125 {
2126 if (S_ISGITLINK(d->mode_head) ||
2127 S_ISGITLINK(d->mode_index) ||
2128 S_ISGITLINK(d->mode_worktree)) {
2129 sub[0] = 'S';
2130 sub[1] = d->new_submodule_commits ? 'C' : '.';
2131 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
2132 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
2133 } else {
2134 sub[0] = 'N';
2135 sub[1] = '.';
2136 sub[2] = '.';
2137 sub[3] = '.';
2138 }
2139 sub[4] = 0;
2140 }
2141
2142 /*
2143 * Fix-up changed entries before we print them.
2144 */
2145 static void wt_porcelain_v2_fix_up_changed(struct string_list_item *it)
2146 {
2147 struct wt_status_change_data *d = it->util;
2148
2149 if (!d->index_status) {
2150 /*
2151 * This entry is unchanged in the index (relative to the head).
2152 * Therefore, the collect_updated_cb was never called for this
2153 * entry (during the head-vs-index scan) and so the head column
2154 * fields were never set.
2155 *
2156 * We must have data for the index column (from the
2157 * index-vs-worktree scan (otherwise, this entry should not be
2158 * in the list of changes)).
2159 *
2160 * Copy index column fields to the head column, so that our
2161 * output looks complete.
2162 */
2163 assert(d->mode_head == 0);
2164 d->mode_head = d->mode_index;
2165 oidcpy(&d->oid_head, &d->oid_index);
2166 }
2167
2168 if (!d->worktree_status) {
2169 /*
2170 * This entry is unchanged in the worktree (relative to the index).
2171 * Therefore, the collect_changed_cb was never called for this entry
2172 * (during the index-vs-worktree scan) and so the worktree column
2173 * fields were never set.
2174 *
2175 * We must have data for the index column (from the head-vs-index
2176 * scan).
2177 *
2178 * Copy the index column fields to the worktree column so that
2179 * our output looks complete.
2180 *
2181 * Note that we only have a mode field in the worktree column
2182 * because the scan code tries really hard to not have to compute it.
2183 */
2184 assert(d->mode_worktree == 0);
2185 d->mode_worktree = d->mode_index;
2186 }
2187 }
2188
2189 /*
2190 * Print porcelain v2 info for tracked entries with changes.
2191 */
2192 static void wt_porcelain_v2_print_changed_entry(
2193 struct string_list_item *it,
2194 struct wt_status *s)
2195 {
2196 struct wt_status_change_data *d = it->util;
2197 struct strbuf buf = STRBUF_INIT;
2198 struct strbuf buf_from = STRBUF_INIT;
2199 const char *path = NULL;
2200 const char *path_from = NULL;
2201 char key[3];
2202 char submodule_token[5];
2203 char sep_char, eol_char;
2204
2205 wt_porcelain_v2_fix_up_changed(it);
2206 wt_porcelain_v2_submodule_state(d, submodule_token);
2207
2208 key[0] = d->index_status ? d->index_status : '.';
2209 key[1] = d->worktree_status ? d->worktree_status : '.';
2210 key[2] = 0;
2211
2212 if (s->null_termination) {
2213 /*
2214 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2215 * A single NUL character separates them.
2216 */
2217 sep_char = '\0';
2218 eol_char = '\0';
2219 path = it->string;
2220 path_from = d->rename_source;
2221 } else {
2222 /*
2223 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2224 * The source path is only present when necessary.
2225 * A single TAB separates them (because paths can contain spaces
2226 * which are not escaped and C-quoting does escape TAB characters).
2227 */
2228 sep_char = '\t';
2229 eol_char = '\n';
2230 path = quote_path(it->string, s->prefix, &buf, 0);
2231 if (d->rename_source)
2232 path_from = quote_path(d->rename_source, s->prefix, &buf_from, 0);
2233 }
2234
2235 if (path_from)
2236 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2237 key, submodule_token,
2238 d->mode_head, d->mode_index, d->mode_worktree,
2239 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2240 d->rename_status, d->rename_score,
2241 path, sep_char, path_from, eol_char);
2242 else
2243 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2244 key, submodule_token,
2245 d->mode_head, d->mode_index, d->mode_worktree,
2246 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2247 path, eol_char);
2248
2249 strbuf_release(&buf);
2250 strbuf_release(&buf_from);
2251 }
2252
2253 /*
2254 * Print porcelain v2 status info for unmerged entries.
2255 */
2256 static void wt_porcelain_v2_print_unmerged_entry(
2257 struct string_list_item *it,
2258 struct wt_status *s)
2259 {
2260 struct wt_status_change_data *d = it->util;
2261 struct index_state *istate = s->repo->index;
2262 const struct cache_entry *ce;
2263 struct strbuf buf_index = STRBUF_INIT;
2264 const char *path_index = NULL;
2265 int pos, stage, sum;
2266 struct {
2267 int mode;
2268 struct object_id oid;
2269 } stages[3];
2270 char *key;
2271 char submodule_token[5];
2272 char unmerged_prefix = 'u';
2273 char eol_char = s->null_termination ? '\0' : '\n';
2274
2275 wt_porcelain_v2_submodule_state(d, submodule_token);
2276
2277 switch (d->stagemask) {
2278 case 1: key = "DD"; break; /* both deleted */
2279 case 2: key = "AU"; break; /* added by us */
2280 case 3: key = "UD"; break; /* deleted by them */
2281 case 4: key = "UA"; break; /* added by them */
2282 case 5: key = "DU"; break; /* deleted by us */
2283 case 6: key = "AA"; break; /* both added */
2284 case 7: key = "UU"; break; /* both modified */
2285 default:
2286 BUG("unhandled unmerged status %x", d->stagemask);
2287 }
2288
2289 /*
2290 * Disregard d.aux.porcelain_v2 data that we accumulated
2291 * for the head and index columns during the scans and
2292 * replace with the actual stage data.
2293 *
2294 * Note that this is a last-one-wins for each the individual
2295 * stage [123] columns in the event of multiple cache entries
2296 * for same stage.
2297 */
2298 memset(stages, 0, sizeof(stages));
2299 sum = 0;
2300 pos = index_name_pos(istate, it->string, strlen(it->string));
2301 assert(pos < 0);
2302 pos = -pos-1;
2303 while (pos < istate->cache_nr) {
2304 ce = istate->cache[pos++];
2305 stage = ce_stage(ce);
2306 if (strcmp(ce->name, it->string) || !stage)
2307 break;
2308 stages[stage - 1].mode = ce->ce_mode;
2309 oidcpy(&stages[stage - 1].oid, &ce->oid);
2310 sum |= (1 << (stage - 1));
2311 }
2312 if (sum != d->stagemask)
2313 BUG("observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2314
2315 if (s->null_termination)
2316 path_index = it->string;
2317 else
2318 path_index = quote_path(it->string, s->prefix, &buf_index, 0);
2319
2320 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2321 unmerged_prefix, key, submodule_token,
2322 stages[0].mode, /* stage 1 */
2323 stages[1].mode, /* stage 2 */
2324 stages[2].mode, /* stage 3 */
2325 d->mode_worktree,
2326 oid_to_hex(&stages[0].oid), /* stage 1 */
2327 oid_to_hex(&stages[1].oid), /* stage 2 */
2328 oid_to_hex(&stages[2].oid), /* stage 3 */
2329 path_index,
2330 eol_char);
2331
2332 strbuf_release(&buf_index);
2333 }
2334
2335 /*
2336 * Print porcelain V2 status info for untracked and ignored entries.
2337 */
2338 static void wt_porcelain_v2_print_other(
2339 struct string_list_item *it,
2340 struct wt_status *s,
2341 char prefix)
2342 {
2343 struct strbuf buf = STRBUF_INIT;
2344 const char *path;
2345 char eol_char;
2346
2347 if (s->null_termination) {
2348 path = it->string;
2349 eol_char = '\0';
2350 } else {
2351 path = quote_path(it->string, s->prefix, &buf, 0);
2352 eol_char = '\n';
2353 }
2354
2355 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2356
2357 strbuf_release(&buf);
2358 }
2359
2360 /*
2361 * Print porcelain V2 status.
2362 *
2363 * [<v2_branch>]
2364 * [<v2_changed_items>]*
2365 * [<v2_unmerged_items>]*
2366 * [<v2_untracked_items>]*
2367 * [<v2_ignored_items>]*
2368 *
2369 */
2370 static void wt_porcelain_v2_print(struct wt_status *s)
2371 {
2372 struct wt_status_change_data *d;
2373 struct string_list_item *it;
2374 int i;
2375
2376 if (s->show_branch)
2377 wt_porcelain_v2_print_tracking(s);
2378
2379 for (i = 0; i < s->change.nr; i++) {
2380 it = &(s->change.items[i]);
2381 d = it->util;
2382 if (!d->stagemask)
2383 wt_porcelain_v2_print_changed_entry(it, s);
2384 }
2385
2386 for (i = 0; i < s->change.nr; i++) {
2387 it = &(s->change.items[i]);
2388 d = it->util;
2389 if (d->stagemask)
2390 wt_porcelain_v2_print_unmerged_entry(it, s);
2391 }
2392
2393 for (i = 0; i < s->untracked.nr; i++) {
2394 it = &(s->untracked.items[i]);
2395 wt_porcelain_v2_print_other(it, s, '?');
2396 }
2397
2398 for (i = 0; i < s->ignored.nr; i++) {
2399 it = &(s->ignored.items[i]);
2400 wt_porcelain_v2_print_other(it, s, '!');
2401 }
2402 }
2403
2404 void wt_status_print(struct wt_status *s)
2405 {
2406 trace2_data_intmax("status", s->repo, "count/changed", s->change.nr);
2407 trace2_data_intmax("status", s->repo, "count/untracked",
2408 s->untracked.nr);
2409 trace2_data_intmax("status", s->repo, "count/ignored", s->ignored.nr);
2410
2411 trace2_region_enter("status", "print", s->repo);
2412
2413 switch (s->status_format) {
2414 case STATUS_FORMAT_SHORT:
2415 wt_shortstatus_print(s);
2416 break;
2417 case STATUS_FORMAT_PORCELAIN:
2418 wt_porcelain_print(s);
2419 break;
2420 case STATUS_FORMAT_PORCELAIN_V2:
2421 wt_porcelain_v2_print(s);
2422 break;
2423 case STATUS_FORMAT_UNSPECIFIED:
2424 BUG("finalize_deferred_config() should have been called");
2425 break;
2426 case STATUS_FORMAT_NONE:
2427 case STATUS_FORMAT_LONG:
2428 wt_longstatus_print(s);
2429 break;
2430 }
2431
2432 trace2_region_leave("status", "print", s->repo);
2433 }
2434
2435 /**
2436 * Returns 1 if there are unstaged changes, 0 otherwise.
2437 */
2438 int has_unstaged_changes(struct repository *r, int ignore_submodules)
2439 {
2440 struct rev_info rev_info;
2441 int result;
2442
2443 repo_init_revisions(r, &rev_info, NULL);
2444 if (ignore_submodules) {
2445 rev_info.diffopt.flags.ignore_submodules = 1;
2446 rev_info.diffopt.flags.override_submodule_config = 1;
2447 }
2448 rev_info.diffopt.flags.quick = 1;
2449 diff_setup_done(&rev_info.diffopt);
2450 result = run_diff_files(&rev_info, 0);
2451 return diff_result_code(&rev_info.diffopt, result);
2452 }
2453
2454 /**
2455 * Returns 1 if there are uncommitted changes, 0 otherwise.
2456 */
2457 int has_uncommitted_changes(struct repository *r,
2458 int ignore_submodules)
2459 {
2460 struct rev_info rev_info;
2461 int result;
2462
2463 if (is_index_unborn(r->index))
2464 return 0;
2465
2466 repo_init_revisions(r, &rev_info, NULL);
2467 if (ignore_submodules)
2468 rev_info.diffopt.flags.ignore_submodules = 1;
2469 rev_info.diffopt.flags.quick = 1;
2470
2471 add_head_to_pending(&rev_info);
2472 if (!rev_info.pending.nr) {
2473 /*
2474 * We have no head (or it's corrupt); use the empty tree,
2475 * which will complain if the index is non-empty.
2476 */
2477 struct tree *tree = lookup_tree(r, the_hash_algo->empty_tree);
2478 add_pending_object(&rev_info, &tree->object, "");
2479 }
2480
2481 diff_setup_done(&rev_info.diffopt);
2482 result = run_diff_index(&rev_info, 1);
2483 return diff_result_code(&rev_info.diffopt, result);
2484 }
2485
2486 /**
2487 * If the work tree has unstaged or uncommitted changes, dies with the
2488 * appropriate message.
2489 */
2490 int require_clean_work_tree(struct repository *r,
2491 const char *action,
2492 const char *hint,
2493 int ignore_submodules,
2494 int gently)
2495 {
2496 struct lock_file lock_file = LOCK_INIT;
2497 int err = 0, fd;
2498
2499 fd = repo_hold_locked_index(r, &lock_file, 0);
2500 refresh_index(r->index, REFRESH_QUIET, NULL, NULL, NULL);
2501 if (0 <= fd)
2502 repo_update_index_if_able(r, &lock_file);
2503 rollback_lock_file(&lock_file);
2504
2505 if (has_unstaged_changes(r, ignore_submodules)) {
2506 /* TRANSLATORS: the action is e.g. "pull with rebase" */
2507 error(_("cannot %s: You have unstaged changes."), _(action));
2508 err = 1;
2509 }
2510
2511 if (has_uncommitted_changes(r, ignore_submodules)) {
2512 if (err)
2513 error(_("additionally, your index contains uncommitted changes."));
2514 else
2515 error(_("cannot %s: Your index contains uncommitted changes."),
2516 _(action));
2517 err = 1;
2518 }
2519
2520 if (err) {
2521 if (hint)
2522 error("%s", hint);
2523 if (!gently)
2524 exit(128);
2525 }
2526
2527 return err;
2528 }
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