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read-cache: load cache extensions on a worker thread
[git.git] / wt-status.c
blob1c8746d0ea7d02f6f7899fa5418597b584d8cfb8
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 wt_status *s)
123 {
124 memset(s, 0, sizeof(*s));
125 memcpy(s->color_palette, default_wt_status_colors,
126 sizeof(default_wt_status_colors));
127 s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
128 s->use_color = -1;
129 s->relative_paths = 1;
130 s->branch = resolve_refdup("HEAD", 0, NULL, NULL);
131 s->reference = "HEAD";
132 s->fp = stdout;
133 s->index_file = get_index_file();
134 s->change.strdup_strings = 1;
135 s->untracked.strdup_strings = 1;
136 s->ignored.strdup_strings = 1;
137 s->show_branch = -1; /* unspecified */
138 s->show_stash = 0;
139 s->ahead_behind_flags = AHEAD_BEHIND_UNSPECIFIED;
140 s->display_comment_prefix = 0;
141 s->detect_rename = -1;
142 s->rename_score = -1;
143 s->rename_limit = -1;
144 }
145
146 static void wt_longstatus_print_unmerged_header(struct wt_status *s)
147 {
148 int i;
149 int del_mod_conflict = 0;
150 int both_deleted = 0;
151 int not_deleted = 0;
152 const char *c = color(WT_STATUS_HEADER, s);
153
154 status_printf_ln(s, c, _("Unmerged paths:"));
155
156 for (i = 0; i < s->change.nr; i++) {
157 struct string_list_item *it = &(s->change.items[i]);
158 struct wt_status_change_data *d = it->util;
159
160 switch (d->stagemask) {
161 case 0:
162 break;
163 case 1:
164 both_deleted = 1;
165 break;
166 case 3:
167 case 5:
168 del_mod_conflict = 1;
169 break;
170 default:
171 not_deleted = 1;
172 break;
173 }
174 }
175
176 if (!s->hints)
177 return;
178 if (s->whence != FROM_COMMIT)
179 ;
180 else if (!s->is_initial)
181 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
182 else
183 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
184
185 if (!both_deleted) {
186 if (!del_mod_conflict)
187 status_printf_ln(s, c, _(" (use \"git add <file>...\" to mark resolution)"));
188 else
189 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
190 } else if (!del_mod_conflict && !not_deleted) {
191 status_printf_ln(s, c, _(" (use \"git rm <file>...\" to mark resolution)"));
192 } else {
193 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
194 }
195 status_printf_ln(s, c, "%s", "");
196 }
197
198 static void wt_longstatus_print_cached_header(struct wt_status *s)
199 {
200 const char *c = color(WT_STATUS_HEADER, s);
201
202 status_printf_ln(s, c, _("Changes to be committed:"));
203 if (!s->hints)
204 return;
205 if (s->whence != FROM_COMMIT)
206 ; /* NEEDSWORK: use "git reset --unresolve"??? */
207 else if (!s->is_initial)
208 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
209 else
210 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
211 status_printf_ln(s, c, "%s", "");
212 }
213
214 static void wt_longstatus_print_dirty_header(struct wt_status *s,
215 int has_deleted,
216 int has_dirty_submodules)
217 {
218 const char *c = color(WT_STATUS_HEADER, s);
219
220 status_printf_ln(s, c, _("Changes not staged for commit:"));
221 if (!s->hints)
222 return;
223 if (!has_deleted)
224 status_printf_ln(s, c, _(" (use \"git add <file>...\" to update what will be committed)"));
225 else
226 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" to update what will be committed)"));
227 status_printf_ln(s, c, _(" (use \"git checkout -- <file>...\" to discard changes in working directory)"));
228 if (has_dirty_submodules)
229 status_printf_ln(s, c, _(" (commit or discard the untracked or modified content in submodules)"));
230 status_printf_ln(s, c, "%s", "");
231 }
232
233 static void wt_longstatus_print_other_header(struct wt_status *s,
234 const char *what,
235 const char *how)
236 {
237 const char *c = color(WT_STATUS_HEADER, s);
238 status_printf_ln(s, c, "%s:", what);
239 if (!s->hints)
240 return;
241 status_printf_ln(s, c, _(" (use \"git %s <file>...\" to include in what will be committed)"), how);
242 status_printf_ln(s, c, "%s", "");
243 }
244
245 static void wt_longstatus_print_trailer(struct wt_status *s)
246 {
247 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
248 }
249
250 #define quote_path quote_path_relative
251
252 static const char *wt_status_unmerged_status_string(int stagemask)
253 {
254 switch (stagemask) {
255 case 1:
256 return _("both deleted:");
257 case 2:
258 return _("added by us:");
259 case 3:
260 return _("deleted by them:");
261 case 4:
262 return _("added by them:");
263 case 5:
264 return _("deleted by us:");
265 case 6:
266 return _("both added:");
267 case 7:
268 return _("both modified:");
269 default:
270 BUG("unhandled unmerged status %x", stagemask);
271 }
272 }
273
274 static const char *wt_status_diff_status_string(int status)
275 {
276 switch (status) {
277 case DIFF_STATUS_ADDED:
278 return _("new file:");
279 case DIFF_STATUS_COPIED:
280 return _("copied:");
281 case DIFF_STATUS_DELETED:
282 return _("deleted:");
283 case DIFF_STATUS_MODIFIED:
284 return _("modified:");
285 case DIFF_STATUS_RENAMED:
286 return _("renamed:");
287 case DIFF_STATUS_TYPE_CHANGED:
288 return _("typechange:");
289 case DIFF_STATUS_UNKNOWN:
290 return _("unknown:");
291 case DIFF_STATUS_UNMERGED:
292 return _("unmerged:");
293 default:
294 return NULL;
295 }
296 }
297
298 static int maxwidth(const char *(*label)(int), int minval, int maxval)
299 {
300 int result = 0, i;
301
302 for (i = minval; i <= maxval; i++) {
303 const char *s = label(i);
304 int len = s ? utf8_strwidth(s) : 0;
305 if (len > result)
306 result = len;
307 }
308 return result;
309 }
310
311 static void wt_longstatus_print_unmerged_data(struct wt_status *s,
312 struct string_list_item *it)
313 {
314 const char *c = color(WT_STATUS_UNMERGED, s);
315 struct wt_status_change_data *d = it->util;
316 struct strbuf onebuf = STRBUF_INIT;
317 static char *padding;
318 static int label_width;
319 const char *one, *how;
320 int len;
321
322 if (!padding) {
323 label_width = maxwidth(wt_status_unmerged_status_string, 1, 7);
324 label_width += strlen(" ");
325 padding = xmallocz(label_width);
326 memset(padding, ' ', label_width);
327 }
328
329 one = quote_path(it->string, s->prefix, &onebuf);
330 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
331
332 how = wt_status_unmerged_status_string(d->stagemask);
333 len = label_width - utf8_strwidth(how);
334 status_printf_more(s, c, "%s%.*s%s\n", how, len, padding, one);
335 strbuf_release(&onebuf);
336 }
337
338 static void wt_longstatus_print_change_data(struct wt_status *s,
339 int change_type,
340 struct string_list_item *it)
341 {
342 struct wt_status_change_data *d = it->util;
343 const char *c = color(change_type, s);
344 int status;
345 char *one_name;
346 char *two_name;
347 const char *one, *two;
348 struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
349 struct strbuf extra = STRBUF_INIT;
350 static char *padding;
351 static int label_width;
352 const char *what;
353 int len;
354
355 if (!padding) {
356 /* If DIFF_STATUS_* uses outside the range [A..Z], we're in trouble */
357 label_width = maxwidth(wt_status_diff_status_string, 'A', 'Z');
358 label_width += strlen(" ");
359 padding = xmallocz(label_width);
360 memset(padding, ' ', label_width);
361 }
362
363 one_name = two_name = it->string;
364 switch (change_type) {
365 case WT_STATUS_UPDATED:
366 status = d->index_status;
367 break;
368 case WT_STATUS_CHANGED:
369 if (d->new_submodule_commits || d->dirty_submodule) {
370 strbuf_addstr(&extra, " (");
371 if (d->new_submodule_commits)
372 strbuf_addstr(&extra, _("new commits, "));
373 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
374 strbuf_addstr(&extra, _("modified content, "));
375 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
376 strbuf_addstr(&extra, _("untracked content, "));
377 strbuf_setlen(&extra, extra.len - 2);
378 strbuf_addch(&extra, ')');
379 }
380 status = d->worktree_status;
381 break;
382 default:
383 BUG("unhandled change_type %d in wt_longstatus_print_change_data",
384 change_type);
385 }
386
387 /*
388 * Only pick up the rename it's relevant. If the rename is for
389 * the changed section and we're printing the updated section,
390 * ignore it.
391 */
392 if (d->rename_status == status)
393 one_name = d->rename_source;
394
395 one = quote_path(one_name, s->prefix, &onebuf);
396 two = quote_path(two_name, s->prefix, &twobuf);
397
398 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
399 what = wt_status_diff_status_string(status);
400 if (!what)
401 BUG("unhandled diff status %c", status);
402 len = label_width - utf8_strwidth(what);
403 assert(len >= 0);
404 if (one_name != two_name)
405 status_printf_more(s, c, "%s%.*s%s -> %s",
406 what, len, padding, one, two);
407 else
408 status_printf_more(s, c, "%s%.*s%s",
409 what, len, padding, one);
410 if (extra.len) {
411 status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
412 strbuf_release(&extra);
413 }
414 status_printf_more(s, GIT_COLOR_NORMAL, "\n");
415 strbuf_release(&onebuf);
416 strbuf_release(&twobuf);
417 }
418
419 static char short_submodule_status(struct wt_status_change_data *d)
420 {
421 if (d->new_submodule_commits)
422 return 'M';
423 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
424 return 'm';
425 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
426 return '?';
427 return d->worktree_status;
428 }
429
430 static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
431 struct diff_options *options,
432 void *data)
433 {
434 struct wt_status *s = data;
435 int i;
436
437 if (!q->nr)
438 return;
439 s->workdir_dirty = 1;
440 for (i = 0; i < q->nr; i++) {
441 struct diff_filepair *p;
442 struct string_list_item *it;
443 struct wt_status_change_data *d;
444
445 p = q->queue[i];
446 it = string_list_insert(&s->change, p->two->path);
447 d = it->util;
448 if (!d) {
449 d = xcalloc(1, sizeof(*d));
450 it->util = d;
451 }
452 if (!d->worktree_status)
453 d->worktree_status = p->status;
454 if (S_ISGITLINK(p->two->mode)) {
455 d->dirty_submodule = p->two->dirty_submodule;
456 d->new_submodule_commits = !oideq(&p->one->oid,
457 &p->two->oid);
458 if (s->status_format == STATUS_FORMAT_SHORT)
459 d->worktree_status = short_submodule_status(d);
460 }
461
462 switch (p->status) {
463 case DIFF_STATUS_ADDED:
464 d->mode_worktree = p->two->mode;
465 break;
466
467 case DIFF_STATUS_DELETED:
468 d->mode_index = p->one->mode;
469 oidcpy(&d->oid_index, &p->one->oid);
470 /* mode_worktree is zero for a delete. */
471 break;
472
473 case DIFF_STATUS_COPIED:
474 case DIFF_STATUS_RENAMED:
475 if (d->rename_status)
476 BUG("multiple renames on the same target? how?");
477 d->rename_source = xstrdup(p->one->path);
478 d->rename_score = p->score * 100 / MAX_SCORE;
479 d->rename_status = p->status;
480 /* fallthru */
481 case DIFF_STATUS_MODIFIED:
482 case DIFF_STATUS_TYPE_CHANGED:
483 case DIFF_STATUS_UNMERGED:
484 d->mode_index = p->one->mode;
485 d->mode_worktree = p->two->mode;
486 oidcpy(&d->oid_index, &p->one->oid);
487 break;
488
489 default:
490 BUG("unhandled diff-files status '%c'", p->status);
491 break;
492 }
493
494 }
495 }
496
497 static int unmerged_mask(const char *path)
498 {
499 int pos, mask;
500 const struct cache_entry *ce;
501
502 pos = cache_name_pos(path, strlen(path));
503 if (0 <= pos)
504 return 0;
505
506 mask = 0;
507 pos = -pos-1;
508 while (pos < active_nr) {
509 ce = active_cache[pos++];
510 if (strcmp(ce->name, path) || !ce_stage(ce))
511 break;
512 mask |= (1 << (ce_stage(ce) - 1));
513 }
514 return mask;
515 }
516
517 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
518 struct diff_options *options,
519 void *data)
520 {
521 struct wt_status *s = data;
522 int i;
523
524 for (i = 0; i < q->nr; i++) {
525 struct diff_filepair *p;
526 struct string_list_item *it;
527 struct wt_status_change_data *d;
528
529 p = q->queue[i];
530 it = string_list_insert(&s->change, p->two->path);
531 d = it->util;
532 if (!d) {
533 d = xcalloc(1, sizeof(*d));
534 it->util = d;
535 }
536 if (!d->index_status)
537 d->index_status = p->status;
538 switch (p->status) {
539 case DIFF_STATUS_ADDED:
540 /* Leave {mode,oid}_head zero for an add. */
541 d->mode_index = p->two->mode;
542 oidcpy(&d->oid_index, &p->two->oid);
543 break;
544 case DIFF_STATUS_DELETED:
545 d->mode_head = p->one->mode;
546 oidcpy(&d->oid_head, &p->one->oid);
547 /* Leave {mode,oid}_index zero for a delete. */
548 break;
549
550 case DIFF_STATUS_COPIED:
551 case DIFF_STATUS_RENAMED:
552 if (d->rename_status)
553 BUG("multiple renames on the same target? how?");
554 d->rename_source = xstrdup(p->one->path);
555 d->rename_score = p->score * 100 / MAX_SCORE;
556 d->rename_status = p->status;
557 /* fallthru */
558 case DIFF_STATUS_MODIFIED:
559 case DIFF_STATUS_TYPE_CHANGED:
560 d->mode_head = p->one->mode;
561 d->mode_index = p->two->mode;
562 oidcpy(&d->oid_head, &p->one->oid);
563 oidcpy(&d->oid_index, &p->two->oid);
564 break;
565 case DIFF_STATUS_UNMERGED:
566 d->stagemask = unmerged_mask(p->two->path);
567 /*
568 * Don't bother setting {mode,oid}_{head,index} since the print
569 * code will output the stage values directly and not use the
570 * values in these fields.
571 */
572 break;
573
574 default:
575 BUG("unhandled diff-index status '%c'", p->status);
576 break;
577 }
578 }
579 }
580
581 static void wt_status_collect_changes_worktree(struct wt_status *s)
582 {
583 struct rev_info rev;
584
585 init_revisions(&rev, NULL);
586 setup_revisions(0, NULL, &rev, NULL);
587 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
588 rev.diffopt.flags.dirty_submodules = 1;
589 rev.diffopt.ita_invisible_in_index = 1;
590 if (!s->show_untracked_files)
591 rev.diffopt.flags.ignore_untracked_in_submodules = 1;
592 if (s->ignore_submodule_arg) {
593 rev.diffopt.flags.override_submodule_config = 1;
594 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
595 }
596 rev.diffopt.format_callback = wt_status_collect_changed_cb;
597 rev.diffopt.format_callback_data = s;
598 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
599 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
600 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
601 copy_pathspec(&rev.prune_data, &s->pathspec);
602 run_diff_files(&rev, 0);
603 }
604
605 static void wt_status_collect_changes_index(struct wt_status *s)
606 {
607 struct rev_info rev;
608 struct setup_revision_opt opt;
609
610 init_revisions(&rev, NULL);
611 memset(&opt, 0, sizeof(opt));
612 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
613 setup_revisions(0, NULL, &rev, &opt);
614
615 rev.diffopt.flags.override_submodule_config = 1;
616 rev.diffopt.ita_invisible_in_index = 1;
617 if (s->ignore_submodule_arg) {
618 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
619 } else {
620 /*
621 * Unless the user did explicitly request a submodule ignore
622 * mode by passing a command line option we do not ignore any
623 * changed submodule SHA-1s when comparing index and HEAD, no
624 * matter what is configured. Otherwise the user won't be
625 * shown any submodules she manually added (and which are
626 * staged to be committed), which would be really confusing.
627 */
628 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
629 }
630
631 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
632 rev.diffopt.format_callback = wt_status_collect_updated_cb;
633 rev.diffopt.format_callback_data = s;
634 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
635 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
636 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
637 copy_pathspec(&rev.prune_data, &s->pathspec);
638 run_diff_index(&rev, 1);
639 }
640
641 static void wt_status_collect_changes_initial(struct wt_status *s)
642 {
643 int i;
644
645 for (i = 0; i < active_nr; i++) {
646 struct string_list_item *it;
647 struct wt_status_change_data *d;
648 const struct cache_entry *ce = active_cache[i];
649
650 if (!ce_path_match(&the_index, ce, &s->pathspec, NULL))
651 continue;
652 if (ce_intent_to_add(ce))
653 continue;
654 it = string_list_insert(&s->change, ce->name);
655 d = it->util;
656 if (!d) {
657 d = xcalloc(1, sizeof(*d));
658 it->util = d;
659 }
660 if (ce_stage(ce)) {
661 d->index_status = DIFF_STATUS_UNMERGED;
662 d->stagemask |= (1 << (ce_stage(ce) - 1));
663 /*
664 * Don't bother setting {mode,oid}_{head,index} since the print
665 * code will output the stage values directly and not use the
666 * values in these fields.
667 */
668 } else {
669 d->index_status = DIFF_STATUS_ADDED;
670 /* Leave {mode,oid}_head zero for adds. */
671 d->mode_index = ce->ce_mode;
672 oidcpy(&d->oid_index, &ce->oid);
673 }
674 }
675 }
676
677 static void wt_status_collect_untracked(struct wt_status *s)
678 {
679 int i;
680 struct dir_struct dir;
681 uint64_t t_begin = getnanotime();
682
683 if (!s->show_untracked_files)
684 return;
685
686 memset(&dir, 0, sizeof(dir));
687 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
688 dir.flags |=
689 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
690 if (s->show_ignored_mode) {
691 dir.flags |= DIR_SHOW_IGNORED_TOO;
692
693 if (s->show_ignored_mode == SHOW_MATCHING_IGNORED)
694 dir.flags |= DIR_SHOW_IGNORED_TOO_MODE_MATCHING;
695 } else {
696 dir.untracked = the_index.untracked;
697 }
698
699 setup_standard_excludes(&dir);
700
701 fill_directory(&dir, &the_index, &s->pathspec);
702
703 for (i = 0; i < dir.nr; i++) {
704 struct dir_entry *ent = dir.entries[i];
705 if (cache_name_is_other(ent->name, ent->len) &&
706 dir_path_match(&the_index, ent, &s->pathspec, 0, NULL))
707 string_list_insert(&s->untracked, ent->name);
708 free(ent);
709 }
710
711 for (i = 0; i < dir.ignored_nr; i++) {
712 struct dir_entry *ent = dir.ignored[i];
713 if (cache_name_is_other(ent->name, ent->len) &&
714 dir_path_match(&the_index, ent, &s->pathspec, 0, NULL))
715 string_list_insert(&s->ignored, ent->name);
716 free(ent);
717 }
718
719 free(dir.entries);
720 free(dir.ignored);
721 clear_directory(&dir);
722
723 if (advice_status_u_option)
724 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
725 }
726
727 void wt_status_collect(struct wt_status *s)
728 {
729 wt_status_collect_changes_worktree(s);
730
731 if (s->is_initial)
732 wt_status_collect_changes_initial(s);
733 else
734 wt_status_collect_changes_index(s);
735 wt_status_collect_untracked(s);
736 }
737
738 static void wt_longstatus_print_unmerged(struct wt_status *s)
739 {
740 int shown_header = 0;
741 int i;
742
743 for (i = 0; i < s->change.nr; i++) {
744 struct wt_status_change_data *d;
745 struct string_list_item *it;
746 it = &(s->change.items[i]);
747 d = it->util;
748 if (!d->stagemask)
749 continue;
750 if (!shown_header) {
751 wt_longstatus_print_unmerged_header(s);
752 shown_header = 1;
753 }
754 wt_longstatus_print_unmerged_data(s, it);
755 }
756 if (shown_header)
757 wt_longstatus_print_trailer(s);
758
759 }
760
761 static void wt_longstatus_print_updated(struct wt_status *s)
762 {
763 int shown_header = 0;
764 int i;
765
766 for (i = 0; i < s->change.nr; i++) {
767 struct wt_status_change_data *d;
768 struct string_list_item *it;
769 it = &(s->change.items[i]);
770 d = it->util;
771 if (!d->index_status ||
772 d->index_status == DIFF_STATUS_UNMERGED)
773 continue;
774 if (!shown_header) {
775 wt_longstatus_print_cached_header(s);
776 s->commitable = 1;
777 shown_header = 1;
778 }
779 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
780 }
781 if (shown_header)
782 wt_longstatus_print_trailer(s);
783 }
784
785 /*
786 * -1 : has delete
787 * 0 : no change
788 * 1 : some change but no delete
789 */
790 static int wt_status_check_worktree_changes(struct wt_status *s,
791 int *dirty_submodules)
792 {
793 int i;
794 int changes = 0;
795
796 *dirty_submodules = 0;
797
798 for (i = 0; i < s->change.nr; i++) {
799 struct wt_status_change_data *d;
800 d = s->change.items[i].util;
801 if (!d->worktree_status ||
802 d->worktree_status == DIFF_STATUS_UNMERGED)
803 continue;
804 if (!changes)
805 changes = 1;
806 if (d->dirty_submodule)
807 *dirty_submodules = 1;
808 if (d->worktree_status == DIFF_STATUS_DELETED)
809 changes = -1;
810 }
811 return changes;
812 }
813
814 static void wt_longstatus_print_changed(struct wt_status *s)
815 {
816 int i, dirty_submodules;
817 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
818
819 if (!worktree_changes)
820 return;
821
822 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
823
824 for (i = 0; i < s->change.nr; i++) {
825 struct wt_status_change_data *d;
826 struct string_list_item *it;
827 it = &(s->change.items[i]);
828 d = it->util;
829 if (!d->worktree_status ||
830 d->worktree_status == DIFF_STATUS_UNMERGED)
831 continue;
832 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
833 }
834 wt_longstatus_print_trailer(s);
835 }
836
837 static int stash_count_refs(struct object_id *ooid, struct object_id *noid,
838 const char *email, timestamp_t timestamp, int tz,
839 const char *message, void *cb_data)
840 {
841 int *c = cb_data;
842 (*c)++;
843 return 0;
844 }
845
846 static void wt_longstatus_print_stash_summary(struct wt_status *s)
847 {
848 int stash_count = 0;
849
850 for_each_reflog_ent("refs/stash", stash_count_refs, &stash_count);
851 if (stash_count > 0)
852 status_printf_ln(s, GIT_COLOR_NORMAL,
853 Q_("Your stash currently has %d entry",
854 "Your stash currently has %d entries", stash_count),
855 stash_count);
856 }
857
858 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
859 {
860 struct child_process sm_summary = CHILD_PROCESS_INIT;
861 struct strbuf cmd_stdout = STRBUF_INIT;
862 struct strbuf summary = STRBUF_INIT;
863 char *summary_content;
864
865 argv_array_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s",
866 s->index_file);
867
868 argv_array_push(&sm_summary.args, "submodule");
869 argv_array_push(&sm_summary.args, "summary");
870 argv_array_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
871 argv_array_push(&sm_summary.args, "--for-status");
872 argv_array_push(&sm_summary.args, "--summary-limit");
873 argv_array_pushf(&sm_summary.args, "%d", s->submodule_summary);
874 if (!uncommitted)
875 argv_array_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
876
877 sm_summary.git_cmd = 1;
878 sm_summary.no_stdin = 1;
879
880 capture_command(&sm_summary, &cmd_stdout, 1024);
881
882 /* prepend header, only if there's an actual output */
883 if (cmd_stdout.len) {
884 if (uncommitted)
885 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
886 else
887 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
888 strbuf_addstr(&summary, "\n\n");
889 }
890 strbuf_addbuf(&summary, &cmd_stdout);
891 strbuf_release(&cmd_stdout);
892
893 if (s->display_comment_prefix) {
894 size_t len;
895 summary_content = strbuf_detach(&summary, &len);
896 strbuf_add_commented_lines(&summary, summary_content, len);
897 free(summary_content);
898 }
899
900 fputs(summary.buf, s->fp);
901 strbuf_release(&summary);
902 }
903
904 static void wt_longstatus_print_other(struct wt_status *s,
905 struct string_list *l,
906 const char *what,
907 const char *how)
908 {
909 int i;
910 struct strbuf buf = STRBUF_INIT;
911 static struct string_list output = STRING_LIST_INIT_DUP;
912 struct column_options copts;
913
914 if (!l->nr)
915 return;
916
917 wt_longstatus_print_other_header(s, what, how);
918
919 for (i = 0; i < l->nr; i++) {
920 struct string_list_item *it;
921 const char *path;
922 it = &(l->items[i]);
923 path = quote_path(it->string, s->prefix, &buf);
924 if (column_active(s->colopts)) {
925 string_list_append(&output, path);
926 continue;
927 }
928 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
929 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
930 "%s\n", path);
931 }
932
933 strbuf_release(&buf);
934 if (!column_active(s->colopts))
935 goto conclude;
936
937 strbuf_addf(&buf, "%s%s\t%s",
938 color(WT_STATUS_HEADER, s),
939 s->display_comment_prefix ? "#" : "",
940 color(WT_STATUS_UNTRACKED, s));
941 memset(&copts, 0, sizeof(copts));
942 copts.padding = 1;
943 copts.indent = buf.buf;
944 if (want_color(s->use_color))
945 copts.nl = GIT_COLOR_RESET "\n";
946 print_columns(&output, s->colopts, &copts);
947 string_list_clear(&output, 0);
948 strbuf_release(&buf);
949 conclude:
950 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
951 }
952
953 size_t wt_status_locate_end(const char *s, size_t len)
954 {
955 const char *p;
956 struct strbuf pattern = STRBUF_INIT;
957
958 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
959 if (starts_with(s, pattern.buf + 1))
960 len = 0;
961 else if ((p = strstr(s, pattern.buf)))
962 len = p - s + 1;
963 strbuf_release(&pattern);
964 return len;
965 }
966
967 void wt_status_add_cut_line(FILE *fp)
968 {
969 const char *explanation = _("Do not modify or remove the line above.\nEverything below it will be ignored.");
970 struct strbuf buf = STRBUF_INIT;
971
972 fprintf(fp, "%c %s", comment_line_char, cut_line);
973 strbuf_add_commented_lines(&buf, explanation, strlen(explanation));
974 fputs(buf.buf, fp);
975 strbuf_release(&buf);
976 }
977
978 static void wt_longstatus_print_verbose(struct wt_status *s)
979 {
980 struct rev_info rev;
981 struct setup_revision_opt opt;
982 int dirty_submodules;
983 const char *c = color(WT_STATUS_HEADER, s);
984
985 init_revisions(&rev, NULL);
986 rev.diffopt.flags.allow_textconv = 1;
987 rev.diffopt.ita_invisible_in_index = 1;
988
989 memset(&opt, 0, sizeof(opt));
990 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
991 setup_revisions(0, NULL, &rev, &opt);
992
993 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
994 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
995 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
996 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
997 rev.diffopt.file = s->fp;
998 rev.diffopt.close_file = 0;
999 /*
1000 * If we're not going to stdout, then we definitely don't
1001 * want color, since we are going to the commit message
1002 * file (and even the "auto" setting won't work, since it
1003 * will have checked isatty on stdout). But we then do want
1004 * to insert the scissor line here to reliably remove the
1005 * diff before committing.
1006 */
1007 if (s->fp != stdout) {
1008 rev.diffopt.use_color = 0;
1009 wt_status_add_cut_line(s->fp);
1010 }
1011 if (s->verbose > 1 && s->commitable) {
1012 /* print_updated() printed a header, so do we */
1013 if (s->fp != stdout)
1014 wt_longstatus_print_trailer(s);
1015 status_printf_ln(s, c, _("Changes to be committed:"));
1016 rev.diffopt.a_prefix = "c/";
1017 rev.diffopt.b_prefix = "i/";
1018 } /* else use prefix as per user config */
1019 run_diff_index(&rev, 1);
1020 if (s->verbose > 1 &&
1021 wt_status_check_worktree_changes(s, &dirty_submodules)) {
1022 status_printf_ln(s, c,
1023 "--------------------------------------------------");
1024 status_printf_ln(s, c, _("Changes not staged for commit:"));
1025 setup_work_tree();
1026 rev.diffopt.a_prefix = "i/";
1027 rev.diffopt.b_prefix = "w/";
1028 run_diff_files(&rev, 0);
1029 }
1030 }
1031
1032 static void wt_longstatus_print_tracking(struct wt_status *s)
1033 {
1034 struct strbuf sb = STRBUF_INIT;
1035 const char *cp, *ep, *branch_name;
1036 struct branch *branch;
1037 char comment_line_string[3];
1038 int i;
1039
1040 assert(s->branch && !s->is_initial);
1041 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
1042 return;
1043 branch = branch_get(branch_name);
1044 if (!format_tracking_info(branch, &sb, s->ahead_behind_flags))
1045 return;
1046
1047 i = 0;
1048 if (s->display_comment_prefix) {
1049 comment_line_string[i++] = comment_line_char;
1050 comment_line_string[i++] = ' ';
1051 }
1052 comment_line_string[i] = '\0';
1053
1054 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
1055 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
1056 "%s%.*s", comment_line_string,
1057 (int)(ep - cp), cp);
1058 if (s->display_comment_prefix)
1059 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
1060 comment_line_char);
1061 else
1062 fputs("\n", s->fp);
1063 strbuf_release(&sb);
1064 }
1065
1066 static int has_unmerged(struct wt_status *s)
1067 {
1068 int i;
1069
1070 for (i = 0; i < s->change.nr; i++) {
1071 struct wt_status_change_data *d;
1072 d = s->change.items[i].util;
1073 if (d->stagemask)
1074 return 1;
1075 }
1076 return 0;
1077 }
1078
1079 static void show_merge_in_progress(struct wt_status *s,
1080 struct wt_status_state *state,
1081 const char *color)
1082 {
1083 if (has_unmerged(s)) {
1084 status_printf_ln(s, color, _("You have unmerged paths."));
1085 if (s->hints) {
1086 status_printf_ln(s, color,
1087 _(" (fix conflicts and run \"git commit\")"));
1088 status_printf_ln(s, color,
1089 _(" (use \"git merge --abort\" to abort the merge)"));
1090 }
1091 } else {
1092 s-> commitable = 1;
1093 status_printf_ln(s, color,
1094 _("All conflicts fixed but you are still merging."));
1095 if (s->hints)
1096 status_printf_ln(s, color,
1097 _(" (use \"git commit\" to conclude merge)"));
1098 }
1099 wt_longstatus_print_trailer(s);
1100 }
1101
1102 static void show_am_in_progress(struct wt_status *s,
1103 struct wt_status_state *state,
1104 const char *color)
1105 {
1106 status_printf_ln(s, color,
1107 _("You are in the middle of an am session."));
1108 if (state->am_empty_patch)
1109 status_printf_ln(s, color,
1110 _("The current patch is empty."));
1111 if (s->hints) {
1112 if (!state->am_empty_patch)
1113 status_printf_ln(s, color,
1114 _(" (fix conflicts and then run \"git am --continue\")"));
1115 status_printf_ln(s, color,
1116 _(" (use \"git am --skip\" to skip this patch)"));
1117 status_printf_ln(s, color,
1118 _(" (use \"git am --abort\" to restore the original branch)"));
1119 }
1120 wt_longstatus_print_trailer(s);
1121 }
1122
1123 static char *read_line_from_git_path(const char *filename)
1124 {
1125 struct strbuf buf = STRBUF_INIT;
1126 FILE *fp = fopen_or_warn(git_path("%s", filename), "r");
1127
1128 if (!fp) {
1129 strbuf_release(&buf);
1130 return NULL;
1131 }
1132 strbuf_getline_lf(&buf, fp);
1133 if (!fclose(fp)) {
1134 return strbuf_detach(&buf, NULL);
1135 } else {
1136 strbuf_release(&buf);
1137 return NULL;
1138 }
1139 }
1140
1141 static int split_commit_in_progress(struct wt_status *s)
1142 {
1143 int split_in_progress = 0;
1144 char *head, *orig_head, *rebase_amend, *rebase_orig_head;
1145
1146 if ((!s->amend && !s->nowarn && !s->workdir_dirty) ||
1147 !s->branch || strcmp(s->branch, "HEAD"))
1148 return 0;
1149
1150 head = read_line_from_git_path("HEAD");
1151 orig_head = read_line_from_git_path("ORIG_HEAD");
1152 rebase_amend = read_line_from_git_path("rebase-merge/amend");
1153 rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1154
1155 if (!head || !orig_head || !rebase_amend || !rebase_orig_head)
1156 ; /* fall through, no split in progress */
1157 else if (!strcmp(rebase_amend, rebase_orig_head))
1158 split_in_progress = !!strcmp(head, rebase_amend);
1159 else if (strcmp(orig_head, rebase_orig_head))
1160 split_in_progress = 1;
1161
1162 free(head);
1163 free(orig_head);
1164 free(rebase_amend);
1165 free(rebase_orig_head);
1166
1167 return split_in_progress;
1168 }
1169
1170 /*
1171 * Turn
1172 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1173 * into
1174 * "pick d6a2f03 some message"
1175 *
1176 * The function assumes that the line does not contain useless spaces
1177 * before or after the command.
1178 */
1179 static void abbrev_sha1_in_line(struct strbuf *line)
1180 {
1181 struct strbuf **split;
1182 int i;
1183
1184 if (starts_with(line->buf, "exec ") ||
1185 starts_with(line->buf, "x "))
1186 return;
1187
1188 split = strbuf_split_max(line, ' ', 3);
1189 if (split[0] && split[1]) {
1190 struct object_id oid;
1191
1192 /*
1193 * strbuf_split_max left a space. Trim it and re-add
1194 * it after abbreviation.
1195 */
1196 strbuf_trim(split[1]);
1197 if (!get_oid(split[1]->buf, &oid)) {
1198 strbuf_reset(split[1]);
1199 strbuf_add_unique_abbrev(split[1], &oid,
1200 DEFAULT_ABBREV);
1201 strbuf_addch(split[1], ' ');
1202 strbuf_reset(line);
1203 for (i = 0; split[i]; i++)
1204 strbuf_addbuf(line, split[i]);
1205 }
1206 }
1207 strbuf_list_free(split);
1208 }
1209
1210 static int read_rebase_todolist(const char *fname, struct string_list *lines)
1211 {
1212 struct strbuf line = STRBUF_INIT;
1213 FILE *f = fopen(git_path("%s", fname), "r");
1214
1215 if (!f) {
1216 if (errno == ENOENT)
1217 return -1;
1218 die_errno("Could not open file %s for reading",
1219 git_path("%s", fname));
1220 }
1221 while (!strbuf_getline_lf(&line, f)) {
1222 if (line.len && line.buf[0] == comment_line_char)
1223 continue;
1224 strbuf_trim(&line);
1225 if (!line.len)
1226 continue;
1227 abbrev_sha1_in_line(&line);
1228 string_list_append(lines, line.buf);
1229 }
1230 fclose(f);
1231 strbuf_release(&line);
1232 return 0;
1233 }
1234
1235 static void show_rebase_information(struct wt_status *s,
1236 struct wt_status_state *state,
1237 const char *color)
1238 {
1239 if (state->rebase_interactive_in_progress) {
1240 int i;
1241 int nr_lines_to_show = 2;
1242
1243 struct string_list have_done = STRING_LIST_INIT_DUP;
1244 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1245
1246 read_rebase_todolist("rebase-merge/done", &have_done);
1247 if (read_rebase_todolist("rebase-merge/git-rebase-todo",
1248 &yet_to_do))
1249 status_printf_ln(s, color,
1250 _("git-rebase-todo is missing."));
1251 if (have_done.nr == 0)
1252 status_printf_ln(s, color, _("No commands done."));
1253 else {
1254 status_printf_ln(s, color,
1255 Q_("Last command done (%d command done):",
1256 "Last commands done (%d commands done):",
1257 have_done.nr),
1258 have_done.nr);
1259 for (i = (have_done.nr > nr_lines_to_show)
1260 ? have_done.nr - nr_lines_to_show : 0;
1261 i < have_done.nr;
1262 i++)
1263 status_printf_ln(s, color, " %s", have_done.items[i].string);
1264 if (have_done.nr > nr_lines_to_show && s->hints)
1265 status_printf_ln(s, color,
1266 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1267 }
1268
1269 if (yet_to_do.nr == 0)
1270 status_printf_ln(s, color,
1271 _("No commands remaining."));
1272 else {
1273 status_printf_ln(s, color,
1274 Q_("Next command to do (%d remaining command):",
1275 "Next commands to do (%d remaining commands):",
1276 yet_to_do.nr),
1277 yet_to_do.nr);
1278 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1279 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1280 if (s->hints)
1281 status_printf_ln(s, color,
1282 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1283 }
1284 string_list_clear(&yet_to_do, 0);
1285 string_list_clear(&have_done, 0);
1286 }
1287 }
1288
1289 static void print_rebase_state(struct wt_status *s,
1290 struct wt_status_state *state,
1291 const char *color)
1292 {
1293 if (state->branch)
1294 status_printf_ln(s, color,
1295 _("You are currently rebasing branch '%s' on '%s'."),
1296 state->branch,
1297 state->onto);
1298 else
1299 status_printf_ln(s, color,
1300 _("You are currently rebasing."));
1301 }
1302
1303 static void show_rebase_in_progress(struct wt_status *s,
1304 struct wt_status_state *state,
1305 const char *color)
1306 {
1307 struct stat st;
1308
1309 show_rebase_information(s, state, color);
1310 if (has_unmerged(s)) {
1311 print_rebase_state(s, state, color);
1312 if (s->hints) {
1313 status_printf_ln(s, color,
1314 _(" (fix conflicts and then run \"git rebase --continue\")"));
1315 status_printf_ln(s, color,
1316 _(" (use \"git rebase --skip\" to skip this patch)"));
1317 status_printf_ln(s, color,
1318 _(" (use \"git rebase --abort\" to check out the original branch)"));
1319 }
1320 } else if (state->rebase_in_progress || !stat(git_path_merge_msg(the_repository), &st)) {
1321 print_rebase_state(s, state, color);
1322 if (s->hints)
1323 status_printf_ln(s, color,
1324 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1325 } else if (split_commit_in_progress(s)) {
1326 if (state->branch)
1327 status_printf_ln(s, color,
1328 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1329 state->branch,
1330 state->onto);
1331 else
1332 status_printf_ln(s, color,
1333 _("You are currently splitting a commit during a rebase."));
1334 if (s->hints)
1335 status_printf_ln(s, color,
1336 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1337 } else {
1338 if (state->branch)
1339 status_printf_ln(s, color,
1340 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1341 state->branch,
1342 state->onto);
1343 else
1344 status_printf_ln(s, color,
1345 _("You are currently editing a commit during a rebase."));
1346 if (s->hints && !s->amend) {
1347 status_printf_ln(s, color,
1348 _(" (use \"git commit --amend\" to amend the current commit)"));
1349 status_printf_ln(s, color,
1350 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1351 }
1352 }
1353 wt_longstatus_print_trailer(s);
1354 }
1355
1356 static void show_cherry_pick_in_progress(struct wt_status *s,
1357 struct wt_status_state *state,
1358 const char *color)
1359 {
1360 status_printf_ln(s, color, _("You are currently cherry-picking commit %s."),
1361 find_unique_abbrev(&state->cherry_pick_head_oid, DEFAULT_ABBREV));
1362 if (s->hints) {
1363 if (has_unmerged(s))
1364 status_printf_ln(s, color,
1365 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1366 else
1367 status_printf_ln(s, color,
1368 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1369 status_printf_ln(s, color,
1370 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1371 }
1372 wt_longstatus_print_trailer(s);
1373 }
1374
1375 static void show_revert_in_progress(struct wt_status *s,
1376 struct wt_status_state *state,
1377 const char *color)
1378 {
1379 status_printf_ln(s, color, _("You are currently reverting commit %s."),
1380 find_unique_abbrev(&state->revert_head_oid, DEFAULT_ABBREV));
1381 if (s->hints) {
1382 if (has_unmerged(s))
1383 status_printf_ln(s, color,
1384 _(" (fix conflicts and run \"git revert --continue\")"));
1385 else
1386 status_printf_ln(s, color,
1387 _(" (all conflicts fixed: run \"git revert --continue\")"));
1388 status_printf_ln(s, color,
1389 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1390 }
1391 wt_longstatus_print_trailer(s);
1392 }
1393
1394 static void show_bisect_in_progress(struct wt_status *s,
1395 struct wt_status_state *state,
1396 const char *color)
1397 {
1398 if (state->branch)
1399 status_printf_ln(s, color,
1400 _("You are currently bisecting, started from branch '%s'."),
1401 state->branch);
1402 else
1403 status_printf_ln(s, color,
1404 _("You are currently bisecting."));
1405 if (s->hints)
1406 status_printf_ln(s, color,
1407 _(" (use \"git bisect reset\" to get back to the original branch)"));
1408 wt_longstatus_print_trailer(s);
1409 }
1410
1411 /*
1412 * Extract branch information from rebase/bisect
1413 */
1414 static char *get_branch(const struct worktree *wt, const char *path)
1415 {
1416 struct strbuf sb = STRBUF_INIT;
1417 struct object_id oid;
1418 const char *branch_name;
1419
1420 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1421 goto got_nothing;
1422
1423 while (sb.len && sb.buf[sb.len - 1] == '\n')
1424 strbuf_setlen(&sb, sb.len - 1);
1425 if (!sb.len)
1426 goto got_nothing;
1427 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1428 strbuf_remove(&sb, 0, branch_name - sb.buf);
1429 else if (starts_with(sb.buf, "refs/"))
1430 ;
1431 else if (!get_oid_hex(sb.buf, &oid)) {
1432 strbuf_reset(&sb);
1433 strbuf_add_unique_abbrev(&sb, &oid, DEFAULT_ABBREV);
1434 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1435 goto got_nothing;
1436 else /* bisect */
1437 ;
1438 return strbuf_detach(&sb, NULL);
1439
1440 got_nothing:
1441 strbuf_release(&sb);
1442 return NULL;
1443 }
1444
1445 struct grab_1st_switch_cbdata {
1446 struct strbuf buf;
1447 struct object_id noid;
1448 };
1449
1450 static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
1451 const char *email, timestamp_t timestamp, int tz,
1452 const char *message, void *cb_data)
1453 {
1454 struct grab_1st_switch_cbdata *cb = cb_data;
1455 const char *target = NULL, *end;
1456
1457 if (!skip_prefix(message, "checkout: moving from ", &message))
1458 return 0;
1459 target = strstr(message, " to ");
1460 if (!target)
1461 return 0;
1462 target += strlen(" to ");
1463 strbuf_reset(&cb->buf);
1464 oidcpy(&cb->noid, noid);
1465 end = strchrnul(target, '\n');
1466 strbuf_add(&cb->buf, target, end - target);
1467 if (!strcmp(cb->buf.buf, "HEAD")) {
1468 /* HEAD is relative. Resolve it to the right reflog entry. */
1469 strbuf_reset(&cb->buf);
1470 strbuf_add_unique_abbrev(&cb->buf, noid, DEFAULT_ABBREV);
1471 }
1472 return 1;
1473 }
1474
1475 static void wt_status_get_detached_from(struct wt_status_state *state)
1476 {
1477 struct grab_1st_switch_cbdata cb;
1478 struct commit *commit;
1479 struct object_id oid;
1480 char *ref = NULL;
1481
1482 strbuf_init(&cb.buf, 0);
1483 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1484 strbuf_release(&cb.buf);
1485 return;
1486 }
1487
1488 if (dwim_ref(cb.buf.buf, cb.buf.len, &oid, &ref) == 1 &&
1489 /* sha1 is a commit? match without further lookup */
1490 (oideq(&cb.noid, &oid) ||
1491 /* perhaps sha1 is a tag, try to dereference to a commit */
1492 ((commit = lookup_commit_reference_gently(the_repository, &oid, 1)) != NULL &&
1493 oideq(&cb.noid, &commit->object.oid)))) {
1494 const char *from = ref;
1495 if (!skip_prefix(from, "refs/tags/", &from))
1496 skip_prefix(from, "refs/remotes/", &from);
1497 state->detached_from = xstrdup(from);
1498 } else
1499 state->detached_from =
1500 xstrdup(find_unique_abbrev(&cb.noid, DEFAULT_ABBREV));
1501 oidcpy(&state->detached_oid, &cb.noid);
1502 state->detached_at = !get_oid("HEAD", &oid) &&
1503 oideq(&oid, &state->detached_oid);
1504
1505 free(ref);
1506 strbuf_release(&cb.buf);
1507 }
1508
1509 int wt_status_check_rebase(const struct worktree *wt,
1510 struct wt_status_state *state)
1511 {
1512 struct stat st;
1513
1514 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1515 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1516 state->am_in_progress = 1;
1517 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1518 state->am_empty_patch = 1;
1519 } else {
1520 state->rebase_in_progress = 1;
1521 state->branch = get_branch(wt, "rebase-apply/head-name");
1522 state->onto = get_branch(wt, "rebase-apply/onto");
1523 }
1524 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1525 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1526 state->rebase_interactive_in_progress = 1;
1527 else
1528 state->rebase_in_progress = 1;
1529 state->branch = get_branch(wt, "rebase-merge/head-name");
1530 state->onto = get_branch(wt, "rebase-merge/onto");
1531 } else
1532 return 0;
1533 return 1;
1534 }
1535
1536 int wt_status_check_bisect(const struct worktree *wt,
1537 struct wt_status_state *state)
1538 {
1539 struct stat st;
1540
1541 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1542 state->bisect_in_progress = 1;
1543 state->branch = get_branch(wt, "BISECT_START");
1544 return 1;
1545 }
1546 return 0;
1547 }
1548
1549 void wt_status_get_state(struct wt_status_state *state,
1550 int get_detached_from)
1551 {
1552 struct stat st;
1553 struct object_id oid;
1554
1555 if (!stat(git_path_merge_head(the_repository), &st)) {
1556 state->merge_in_progress = 1;
1557 } else if (wt_status_check_rebase(NULL, state)) {
1558 ; /* all set */
1559 } else if (!stat(git_path_cherry_pick_head(the_repository), &st) &&
1560 !get_oid("CHERRY_PICK_HEAD", &oid)) {
1561 state->cherry_pick_in_progress = 1;
1562 oidcpy(&state->cherry_pick_head_oid, &oid);
1563 }
1564 wt_status_check_bisect(NULL, state);
1565 if (!stat(git_path_revert_head(the_repository), &st) &&
1566 !get_oid("REVERT_HEAD", &oid)) {
1567 state->revert_in_progress = 1;
1568 oidcpy(&state->revert_head_oid, &oid);
1569 }
1570
1571 if (get_detached_from)
1572 wt_status_get_detached_from(state);
1573 }
1574
1575 static void wt_longstatus_print_state(struct wt_status *s,
1576 struct wt_status_state *state)
1577 {
1578 const char *state_color = color(WT_STATUS_HEADER, s);
1579 if (state->merge_in_progress)
1580 show_merge_in_progress(s, state, state_color);
1581 else if (state->am_in_progress)
1582 show_am_in_progress(s, state, state_color);
1583 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1584 show_rebase_in_progress(s, state, state_color);
1585 else if (state->cherry_pick_in_progress)
1586 show_cherry_pick_in_progress(s, state, state_color);
1587 else if (state->revert_in_progress)
1588 show_revert_in_progress(s, state, state_color);
1589 if (state->bisect_in_progress)
1590 show_bisect_in_progress(s, state, state_color);
1591 }
1592
1593 static void wt_longstatus_print(struct wt_status *s)
1594 {
1595 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1596 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1597 struct wt_status_state state;
1598
1599 memset(&state, 0, sizeof(state));
1600 wt_status_get_state(&state,
1601 s->branch && !strcmp(s->branch, "HEAD"));
1602
1603 if (s->branch) {
1604 const char *on_what = _("On branch ");
1605 const char *branch_name = s->branch;
1606 if (!strcmp(branch_name, "HEAD")) {
1607 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1608 if (state.rebase_in_progress || state.rebase_interactive_in_progress) {
1609 if (state.rebase_interactive_in_progress)
1610 on_what = _("interactive rebase in progress; onto ");
1611 else
1612 on_what = _("rebase in progress; onto ");
1613 branch_name = state.onto;
1614 } else if (state.detached_from) {
1615 branch_name = state.detached_from;
1616 if (state.detached_at)
1617 on_what = _("HEAD detached at ");
1618 else
1619 on_what = _("HEAD detached from ");
1620 } else {
1621 branch_name = "";
1622 on_what = _("Not currently on any branch.");
1623 }
1624 } else
1625 skip_prefix(branch_name, "refs/heads/", &branch_name);
1626 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1627 status_printf_more(s, branch_status_color, "%s", on_what);
1628 status_printf_more(s, branch_color, "%s\n", branch_name);
1629 if (!s->is_initial)
1630 wt_longstatus_print_tracking(s);
1631 }
1632
1633 wt_longstatus_print_state(s, &state);
1634 free(state.branch);
1635 free(state.onto);
1636 free(state.detached_from);
1637
1638 if (s->is_initial) {
1639 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1640 status_printf_ln(s, color(WT_STATUS_HEADER, s),
1641 s->commit_template
1642 ? _("Initial commit")
1643 : _("No commits yet"));
1644 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1645 }
1646
1647 wt_longstatus_print_updated(s);
1648 wt_longstatus_print_unmerged(s);
1649 wt_longstatus_print_changed(s);
1650 if (s->submodule_summary &&
1651 (!s->ignore_submodule_arg ||
1652 strcmp(s->ignore_submodule_arg, "all"))) {
1653 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1654 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1655 }
1656 if (s->show_untracked_files) {
1657 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1658 if (s->show_ignored_mode)
1659 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1660 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1661 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1662 status_printf_ln(s, GIT_COLOR_NORMAL,
1663 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1664 "may speed it up, but you have to be careful not to forget to add\n"
1665 "new files yourself (see 'git help status')."),
1666 s->untracked_in_ms / 1000.0);
1667 }
1668 } else if (s->commitable)
1669 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1670 s->hints
1671 ? _(" (use -u option to show untracked files)") : "");
1672
1673 if (s->verbose)
1674 wt_longstatus_print_verbose(s);
1675 if (!s->commitable) {
1676 if (s->amend)
1677 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1678 else if (s->nowarn)
1679 ; /* nothing */
1680 else if (s->workdir_dirty) {
1681 if (s->hints)
1682 printf(_("no changes added to commit "
1683 "(use \"git add\" and/or \"git commit -a\")\n"));
1684 else
1685 printf(_("no changes added to commit\n"));
1686 } else if (s->untracked.nr) {
1687 if (s->hints)
1688 printf(_("nothing added to commit but untracked files "
1689 "present (use \"git add\" to track)\n"));
1690 else
1691 printf(_("nothing added to commit but untracked files present\n"));
1692 } else if (s->is_initial) {
1693 if (s->hints)
1694 printf(_("nothing to commit (create/copy files "
1695 "and use \"git add\" to track)\n"));
1696 else
1697 printf(_("nothing to commit\n"));
1698 } else if (!s->show_untracked_files) {
1699 if (s->hints)
1700 printf(_("nothing to commit (use -u to show untracked files)\n"));
1701 else
1702 printf(_("nothing to commit\n"));
1703 } else
1704 printf(_("nothing to commit, working tree clean\n"));
1705 }
1706 if(s->show_stash)
1707 wt_longstatus_print_stash_summary(s);
1708 }
1709
1710 static void wt_shortstatus_unmerged(struct string_list_item *it,
1711 struct wt_status *s)
1712 {
1713 struct wt_status_change_data *d = it->util;
1714 const char *how = "??";
1715
1716 switch (d->stagemask) {
1717 case 1: how = "DD"; break; /* both deleted */
1718 case 2: how = "AU"; break; /* added by us */
1719 case 3: how = "UD"; break; /* deleted by them */
1720 case 4: how = "UA"; break; /* added by them */
1721 case 5: how = "DU"; break; /* deleted by us */
1722 case 6: how = "AA"; break; /* both added */
1723 case 7: how = "UU"; break; /* both modified */
1724 }
1725 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1726 if (s->null_termination) {
1727 fprintf(stdout, " %s%c", it->string, 0);
1728 } else {
1729 struct strbuf onebuf = STRBUF_INIT;
1730 const char *one;
1731 one = quote_path(it->string, s->prefix, &onebuf);
1732 printf(" %s\n", one);
1733 strbuf_release(&onebuf);
1734 }
1735 }
1736
1737 static void wt_shortstatus_status(struct string_list_item *it,
1738 struct wt_status *s)
1739 {
1740 struct wt_status_change_data *d = it->util;
1741
1742 if (d->index_status)
1743 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1744 else
1745 putchar(' ');
1746 if (d->worktree_status)
1747 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1748 else
1749 putchar(' ');
1750 putchar(' ');
1751 if (s->null_termination) {
1752 fprintf(stdout, "%s%c", it->string, 0);
1753 if (d->rename_source)
1754 fprintf(stdout, "%s%c", d->rename_source, 0);
1755 } else {
1756 struct strbuf onebuf = STRBUF_INIT;
1757 const char *one;
1758
1759 if (d->rename_source) {
1760 one = quote_path(d->rename_source, s->prefix, &onebuf);
1761 if (*one != '"' && strchr(one, ' ') != NULL) {
1762 putchar('"');
1763 strbuf_addch(&onebuf, '"');
1764 one = onebuf.buf;
1765 }
1766 printf("%s -> ", one);
1767 strbuf_release(&onebuf);
1768 }
1769 one = quote_path(it->string, s->prefix, &onebuf);
1770 if (*one != '"' && strchr(one, ' ') != NULL) {
1771 putchar('"');
1772 strbuf_addch(&onebuf, '"');
1773 one = onebuf.buf;
1774 }
1775 printf("%s\n", one);
1776 strbuf_release(&onebuf);
1777 }
1778 }
1779
1780 static void wt_shortstatus_other(struct string_list_item *it,
1781 struct wt_status *s, const char *sign)
1782 {
1783 if (s->null_termination) {
1784 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1785 } else {
1786 struct strbuf onebuf = STRBUF_INIT;
1787 const char *one;
1788 one = quote_path(it->string, s->prefix, &onebuf);
1789 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1790 printf(" %s\n", one);
1791 strbuf_release(&onebuf);
1792 }
1793 }
1794
1795 static void wt_shortstatus_print_tracking(struct wt_status *s)
1796 {
1797 struct branch *branch;
1798 const char *header_color = color(WT_STATUS_HEADER, s);
1799 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1800 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1801
1802 const char *base;
1803 char *short_base;
1804 const char *branch_name;
1805 int num_ours, num_theirs, sti;
1806 int upstream_is_gone = 0;
1807
1808 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1809
1810 if (!s->branch)
1811 return;
1812 branch_name = s->branch;
1813
1814 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1815
1816 if (s->is_initial)
1817 color_fprintf(s->fp, header_color, LABEL(N_("No commits yet on ")));
1818
1819 if (!strcmp(s->branch, "HEAD")) {
1820 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1821 LABEL(N_("HEAD (no branch)")));
1822 goto conclude;
1823 }
1824
1825 skip_prefix(branch_name, "refs/heads/", &branch_name);
1826
1827 branch = branch_get(branch_name);
1828
1829 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1830
1831 sti = stat_tracking_info(branch, &num_ours, &num_theirs, &base,
1832 s->ahead_behind_flags);
1833 if (sti < 0) {
1834 if (!base)
1835 goto conclude;
1836
1837 upstream_is_gone = 1;
1838 }
1839
1840 short_base = shorten_unambiguous_ref(base, 0);
1841 color_fprintf(s->fp, header_color, "...");
1842 color_fprintf(s->fp, branch_color_remote, "%s", short_base);
1843 free(short_base);
1844
1845 if (!upstream_is_gone && !sti)
1846 goto conclude;
1847
1848 color_fprintf(s->fp, header_color, " [");
1849 if (upstream_is_gone) {
1850 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1851 } else if (s->ahead_behind_flags == AHEAD_BEHIND_QUICK) {
1852 color_fprintf(s->fp, header_color, LABEL(N_("different")));
1853 } else if (!num_ours) {
1854 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1855 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1856 } else if (!num_theirs) {
1857 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1858 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1859 } else {
1860 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1861 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1862 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1863 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1864 }
1865
1866 color_fprintf(s->fp, header_color, "]");
1867 conclude:
1868 fputc(s->null_termination ? '\0' : '\n', s->fp);
1869 }
1870
1871 static void wt_shortstatus_print(struct wt_status *s)
1872 {
1873 struct string_list_item *it;
1874
1875 if (s->show_branch)
1876 wt_shortstatus_print_tracking(s);
1877
1878 for_each_string_list_item(it, &s->change) {
1879 struct wt_status_change_data *d = it->util;
1880
1881 if (d->stagemask)
1882 wt_shortstatus_unmerged(it, s);
1883 else
1884 wt_shortstatus_status(it, s);
1885 }
1886 for_each_string_list_item(it, &s->untracked)
1887 wt_shortstatus_other(it, s, "??");
1888
1889 for_each_string_list_item(it, &s->ignored)
1890 wt_shortstatus_other(it, s, "!!");
1891 }
1892
1893 static void wt_porcelain_print(struct wt_status *s)
1894 {
1895 s->use_color = 0;
1896 s->relative_paths = 0;
1897 s->prefix = NULL;
1898 s->no_gettext = 1;
1899 wt_shortstatus_print(s);
1900 }
1901
1902 /*
1903 * Print branch information for porcelain v2 output. These lines
1904 * are printed when the '--branch' parameter is given.
1905 *
1906 * # branch.oid <commit><eol>
1907 * # branch.head <head><eol>
1908 * [# branch.upstream <upstream><eol>
1909 * [# branch.ab +<ahead> -<behind><eol>]]
1910 *
1911 * <commit> ::= the current commit hash or the the literal
1912 * "(initial)" to indicate an initialized repo
1913 * with no commits.
1914 *
1915 * <head> ::= <branch_name> the current branch name or
1916 * "(detached)" literal when detached head or
1917 * "(unknown)" when something is wrong.
1918 *
1919 * <upstream> ::= the upstream branch name, when set.
1920 *
1921 * <ahead> ::= integer ahead value or '?'.
1922 *
1923 * <behind> ::= integer behind value or '?'.
1924 *
1925 * The end-of-line is defined by the -z flag.
1926 *
1927 * <eol> ::= NUL when -z,
1928 * LF when NOT -z.
1929 *
1930 * When an upstream is set and present, the 'branch.ab' line will
1931 * be printed with the ahead/behind counts for the branch and the
1932 * upstream. When AHEAD_BEHIND_QUICK is requested and the branches
1933 * are different, '?' will be substituted for the actual count.
1934 */
1935 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
1936 {
1937 struct branch *branch;
1938 const char *base;
1939 const char *branch_name;
1940 struct wt_status_state state;
1941 int ab_info, nr_ahead, nr_behind;
1942 char eol = s->null_termination ? '\0' : '\n';
1943
1944 memset(&state, 0, sizeof(state));
1945 wt_status_get_state(&state, s->branch && !strcmp(s->branch, "HEAD"));
1946
1947 fprintf(s->fp, "# branch.oid %s%c",
1948 (s->is_initial ? "(initial)" : sha1_to_hex(s->sha1_commit)),
1949 eol);
1950
1951 if (!s->branch)
1952 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
1953 else {
1954 if (!strcmp(s->branch, "HEAD")) {
1955 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
1956
1957 if (state.rebase_in_progress || state.rebase_interactive_in_progress)
1958 branch_name = state.onto;
1959 else if (state.detached_from)
1960 branch_name = state.detached_from;
1961 else
1962 branch_name = "";
1963 } else {
1964 branch_name = NULL;
1965 skip_prefix(s->branch, "refs/heads/", &branch_name);
1966
1967 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
1968 }
1969
1970 /* Lookup stats on the upstream tracking branch, if set. */
1971 branch = branch_get(branch_name);
1972 base = NULL;
1973 ab_info = stat_tracking_info(branch, &nr_ahead, &nr_behind,
1974 &base, s->ahead_behind_flags);
1975 if (base) {
1976 base = shorten_unambiguous_ref(base, 0);
1977 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
1978 free((char *)base);
1979
1980 if (ab_info > 0) {
1981 /* different */
1982 if (nr_ahead || nr_behind)
1983 fprintf(s->fp, "# branch.ab +%d -%d%c",
1984 nr_ahead, nr_behind, eol);
1985 else
1986 fprintf(s->fp, "# branch.ab +? -?%c",
1987 eol);
1988 } else if (!ab_info) {
1989 /* same */
1990 fprintf(s->fp, "# branch.ab +0 -0%c", eol);
1991 }
1992 }
1993 }
1994
1995 free(state.branch);
1996 free(state.onto);
1997 free(state.detached_from);
1998 }
1999
2000 /*
2001 * Convert various submodule status values into a
2002 * fixed-length string of characters in the buffer provided.
2003 */
2004 static void wt_porcelain_v2_submodule_state(
2005 struct wt_status_change_data *d,
2006 char sub[5])
2007 {
2008 if (S_ISGITLINK(d->mode_head) ||
2009 S_ISGITLINK(d->mode_index) ||
2010 S_ISGITLINK(d->mode_worktree)) {
2011 sub[0] = 'S';
2012 sub[1] = d->new_submodule_commits ? 'C' : '.';
2013 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
2014 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
2015 } else {
2016 sub[0] = 'N';
2017 sub[1] = '.';
2018 sub[2] = '.';
2019 sub[3] = '.';
2020 }
2021 sub[4] = 0;
2022 }
2023
2024 /*
2025 * Fix-up changed entries before we print them.
2026 */
2027 static void wt_porcelain_v2_fix_up_changed(
2028 struct string_list_item *it,
2029 struct wt_status *s)
2030 {
2031 struct wt_status_change_data *d = it->util;
2032
2033 if (!d->index_status) {
2034 /*
2035 * This entry is unchanged in the index (relative to the head).
2036 * Therefore, the collect_updated_cb was never called for this
2037 * entry (during the head-vs-index scan) and so the head column
2038 * fields were never set.
2039 *
2040 * We must have data for the index column (from the
2041 * index-vs-worktree scan (otherwise, this entry should not be
2042 * in the list of changes)).
2043 *
2044 * Copy index column fields to the head column, so that our
2045 * output looks complete.
2046 */
2047 assert(d->mode_head == 0);
2048 d->mode_head = d->mode_index;
2049 oidcpy(&d->oid_head, &d->oid_index);
2050 }
2051
2052 if (!d->worktree_status) {
2053 /*
2054 * This entry is unchanged in the worktree (relative to the index).
2055 * Therefore, the collect_changed_cb was never called for this entry
2056 * (during the index-vs-worktree scan) and so the worktree column
2057 * fields were never set.
2058 *
2059 * We must have data for the index column (from the head-vs-index
2060 * scan).
2061 *
2062 * Copy the index column fields to the worktree column so that
2063 * our output looks complete.
2064 *
2065 * Note that we only have a mode field in the worktree column
2066 * because the scan code tries really hard to not have to compute it.
2067 */
2068 assert(d->mode_worktree == 0);
2069 d->mode_worktree = d->mode_index;
2070 }
2071 }
2072
2073 /*
2074 * Print porcelain v2 info for tracked entries with changes.
2075 */
2076 static void wt_porcelain_v2_print_changed_entry(
2077 struct string_list_item *it,
2078 struct wt_status *s)
2079 {
2080 struct wt_status_change_data *d = it->util;
2081 struct strbuf buf = STRBUF_INIT;
2082 struct strbuf buf_from = STRBUF_INIT;
2083 const char *path = NULL;
2084 const char *path_from = NULL;
2085 char key[3];
2086 char submodule_token[5];
2087 char sep_char, eol_char;
2088
2089 wt_porcelain_v2_fix_up_changed(it, s);
2090 wt_porcelain_v2_submodule_state(d, submodule_token);
2091
2092 key[0] = d->index_status ? d->index_status : '.';
2093 key[1] = d->worktree_status ? d->worktree_status : '.';
2094 key[2] = 0;
2095
2096 if (s->null_termination) {
2097 /*
2098 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2099 * A single NUL character separates them.
2100 */
2101 sep_char = '\0';
2102 eol_char = '\0';
2103 path = it->string;
2104 path_from = d->rename_source;
2105 } else {
2106 /*
2107 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2108 * The source path is only present when necessary.
2109 * A single TAB separates them (because paths can contain spaces
2110 * which are not escaped and C-quoting does escape TAB characters).
2111 */
2112 sep_char = '\t';
2113 eol_char = '\n';
2114 path = quote_path(it->string, s->prefix, &buf);
2115 if (d->rename_source)
2116 path_from = quote_path(d->rename_source, s->prefix, &buf_from);
2117 }
2118
2119 if (path_from)
2120 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2121 key, submodule_token,
2122 d->mode_head, d->mode_index, d->mode_worktree,
2123 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2124 d->rename_status, d->rename_score,
2125 path, sep_char, path_from, eol_char);
2126 else
2127 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2128 key, submodule_token,
2129 d->mode_head, d->mode_index, d->mode_worktree,
2130 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2131 path, eol_char);
2132
2133 strbuf_release(&buf);
2134 strbuf_release(&buf_from);
2135 }
2136
2137 /*
2138 * Print porcelain v2 status info for unmerged entries.
2139 */
2140 static void wt_porcelain_v2_print_unmerged_entry(
2141 struct string_list_item *it,
2142 struct wt_status *s)
2143 {
2144 struct wt_status_change_data *d = it->util;
2145 const struct cache_entry *ce;
2146 struct strbuf buf_index = STRBUF_INIT;
2147 const char *path_index = NULL;
2148 int pos, stage, sum;
2149 struct {
2150 int mode;
2151 struct object_id oid;
2152 } stages[3];
2153 char *key;
2154 char submodule_token[5];
2155 char unmerged_prefix = 'u';
2156 char eol_char = s->null_termination ? '\0' : '\n';
2157
2158 wt_porcelain_v2_submodule_state(d, submodule_token);
2159
2160 switch (d->stagemask) {
2161 case 1: key = "DD"; break; /* both deleted */
2162 case 2: key = "AU"; break; /* added by us */
2163 case 3: key = "UD"; break; /* deleted by them */
2164 case 4: key = "UA"; break; /* added by them */
2165 case 5: key = "DU"; break; /* deleted by us */
2166 case 6: key = "AA"; break; /* both added */
2167 case 7: key = "UU"; break; /* both modified */
2168 default:
2169 BUG("unhandled unmerged status %x", d->stagemask);
2170 }
2171
2172 /*
2173 * Disregard d.aux.porcelain_v2 data that we accumulated
2174 * for the head and index columns during the scans and
2175 * replace with the actual stage data.
2176 *
2177 * Note that this is a last-one-wins for each the individual
2178 * stage [123] columns in the event of multiple cache entries
2179 * for same stage.
2180 */
2181 memset(stages, 0, sizeof(stages));
2182 sum = 0;
2183 pos = cache_name_pos(it->string, strlen(it->string));
2184 assert(pos < 0);
2185 pos = -pos-1;
2186 while (pos < active_nr) {
2187 ce = active_cache[pos++];
2188 stage = ce_stage(ce);
2189 if (strcmp(ce->name, it->string) || !stage)
2190 break;
2191 stages[stage - 1].mode = ce->ce_mode;
2192 oidcpy(&stages[stage - 1].oid, &ce->oid);
2193 sum |= (1 << (stage - 1));
2194 }
2195 if (sum != d->stagemask)
2196 BUG("observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2197
2198 if (s->null_termination)
2199 path_index = it->string;
2200 else
2201 path_index = quote_path(it->string, s->prefix, &buf_index);
2202
2203 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2204 unmerged_prefix, key, submodule_token,
2205 stages[0].mode, /* stage 1 */
2206 stages[1].mode, /* stage 2 */
2207 stages[2].mode, /* stage 3 */
2208 d->mode_worktree,
2209 oid_to_hex(&stages[0].oid), /* stage 1 */
2210 oid_to_hex(&stages[1].oid), /* stage 2 */
2211 oid_to_hex(&stages[2].oid), /* stage 3 */
2212 path_index,
2213 eol_char);
2214
2215 strbuf_release(&buf_index);
2216 }
2217
2218 /*
2219 * Print porcelain V2 status info for untracked and ignored entries.
2220 */
2221 static void wt_porcelain_v2_print_other(
2222 struct string_list_item *it,
2223 struct wt_status *s,
2224 char prefix)
2225 {
2226 struct strbuf buf = STRBUF_INIT;
2227 const char *path;
2228 char eol_char;
2229
2230 if (s->null_termination) {
2231 path = it->string;
2232 eol_char = '\0';
2233 } else {
2234 path = quote_path(it->string, s->prefix, &buf);
2235 eol_char = '\n';
2236 }
2237
2238 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2239
2240 strbuf_release(&buf);
2241 }
2242
2243 /*
2244 * Print porcelain V2 status.
2245 *
2246 * [<v2_branch>]
2247 * [<v2_changed_items>]*
2248 * [<v2_unmerged_items>]*
2249 * [<v2_untracked_items>]*
2250 * [<v2_ignored_items>]*
2251 *
2252 */
2253 static void wt_porcelain_v2_print(struct wt_status *s)
2254 {
2255 struct wt_status_change_data *d;
2256 struct string_list_item *it;
2257 int i;
2258
2259 if (s->show_branch)
2260 wt_porcelain_v2_print_tracking(s);
2261
2262 for (i = 0; i < s->change.nr; i++) {
2263 it = &(s->change.items[i]);
2264 d = it->util;
2265 if (!d->stagemask)
2266 wt_porcelain_v2_print_changed_entry(it, s);
2267 }
2268
2269 for (i = 0; i < s->change.nr; i++) {
2270 it = &(s->change.items[i]);
2271 d = it->util;
2272 if (d->stagemask)
2273 wt_porcelain_v2_print_unmerged_entry(it, s);
2274 }
2275
2276 for (i = 0; i < s->untracked.nr; i++) {
2277 it = &(s->untracked.items[i]);
2278 wt_porcelain_v2_print_other(it, s, '?');
2279 }
2280
2281 for (i = 0; i < s->ignored.nr; i++) {
2282 it = &(s->ignored.items[i]);
2283 wt_porcelain_v2_print_other(it, s, '!');
2284 }
2285 }
2286
2287 void wt_status_print(struct wt_status *s)
2288 {
2289 switch (s->status_format) {
2290 case STATUS_FORMAT_SHORT:
2291 wt_shortstatus_print(s);
2292 break;
2293 case STATUS_FORMAT_PORCELAIN:
2294 wt_porcelain_print(s);
2295 break;
2296 case STATUS_FORMAT_PORCELAIN_V2:
2297 wt_porcelain_v2_print(s);
2298 break;
2299 case STATUS_FORMAT_UNSPECIFIED:
2300 BUG("finalize_deferred_config() should have been called");
2301 break;
2302 case STATUS_FORMAT_NONE:
2303 case STATUS_FORMAT_LONG:
2304 wt_longstatus_print(s);
2305 break;
2306 }
2307 }
2308
2309 /**
2310 * Returns 1 if there are unstaged changes, 0 otherwise.
2311 */
2312 int has_unstaged_changes(int ignore_submodules)
2313 {
2314 struct rev_info rev_info;
2315 int result;
2316
2317 init_revisions(&rev_info, NULL);
2318 if (ignore_submodules) {
2319 rev_info.diffopt.flags.ignore_submodules = 1;
2320 rev_info.diffopt.flags.override_submodule_config = 1;
2321 }
2322 rev_info.diffopt.flags.quick = 1;
2323 diff_setup_done(&rev_info.diffopt);
2324 result = run_diff_files(&rev_info, 0);
2325 return diff_result_code(&rev_info.diffopt, result);
2326 }
2327
2328 /**
2329 * Returns 1 if there are uncommitted changes, 0 otherwise.
2330 */
2331 int has_uncommitted_changes(int ignore_submodules)
2332 {
2333 struct rev_info rev_info;
2334 int result;
2335
2336 if (is_cache_unborn())
2337 return 0;
2338
2339 init_revisions(&rev_info, NULL);
2340 if (ignore_submodules)
2341 rev_info.diffopt.flags.ignore_submodules = 1;
2342 rev_info.diffopt.flags.quick = 1;
2343
2344 add_head_to_pending(&rev_info);
2345 if (!rev_info.pending.nr) {
2346 /*
2347 * We have no head (or it's corrupt); use the empty tree,
2348 * which will complain if the index is non-empty.
2349 */
2350 struct tree *tree = lookup_tree(the_repository, the_hash_algo->empty_tree);
2351 add_pending_object(&rev_info, &tree->object, "");
2352 }
2353
2354 diff_setup_done(&rev_info.diffopt);
2355 result = run_diff_index(&rev_info, 1);
2356 return diff_result_code(&rev_info.diffopt, result);
2357 }
2358
2359 /**
2360 * If the work tree has unstaged or uncommitted changes, dies with the
2361 * appropriate message.
2362 */
2363 int require_clean_work_tree(const char *action, const char *hint, int ignore_submodules, int gently)
2364 {
2365 struct lock_file lock_file = LOCK_INIT;
2366 int err = 0, fd;
2367
2368 fd = hold_locked_index(&lock_file, 0);
2369 refresh_cache(REFRESH_QUIET);
2370 if (0 <= fd)
2371 update_index_if_able(&the_index, &lock_file);
2372 rollback_lock_file(&lock_file);
2373
2374 if (has_unstaged_changes(ignore_submodules)) {
2375 /* TRANSLATORS: the action is e.g. "pull with rebase" */
2376 error(_("cannot %s: You have unstaged changes."), _(action));
2377 err = 1;
2378 }
2379
2380 if (has_uncommitted_changes(ignore_submodules)) {
2381 if (err)
2382 error(_("additionally, your index contains uncommitted changes."));
2383 else
2384 error(_("cannot %s: Your index contains uncommitted changes."),
2385 _(action));
2386 err = 1;
2387 }
2388
2389 if (err) {
2390 if (hint)
2391 error("%s", hint);
2392 if (!gently)
2393 exit(128);
2394 }
2395
2396 return err;
2397 }
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