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ref-filter: fix memory leak in `free_array_item()`
[git.git] / wt-status.c
blob7d776f8a9756e9defa3d2b7a2c15217524204e07
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 #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 status_printf_ln(s, c, "%s", "");
206 }
207
208 static void wt_longstatus_print_cached_header(struct wt_status *s)
209 {
210 const char *c = color(WT_STATUS_HEADER, s);
211
212 status_printf_ln(s, c, _("Changes to be committed:"));
213 if (!s->hints)
214 return;
215 if (s->whence != FROM_COMMIT)
216 ; /* NEEDSWORK: use "git reset --unresolve"??? */
217 else if (!s->is_initial) {
218 if (!strcmp(s->reference, "HEAD"))
219 status_printf_ln(s, c
220 , _(" (use \"git restore --staged <file>...\" to unstage)"));
221 else
222 status_printf_ln(s, c,
223 _(" (use \"git restore --source=%s --staged <file>...\" to unstage)"),
224 s->reference);
225 } else
226 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
227 status_printf_ln(s, c, "%s", "");
228 }
229
230 static void wt_longstatus_print_dirty_header(struct wt_status *s,
231 int has_deleted,
232 int has_dirty_submodules)
233 {
234 const char *c = color(WT_STATUS_HEADER, s);
235
236 status_printf_ln(s, c, _("Changes not staged for commit:"));
237 if (!s->hints)
238 return;
239 if (!has_deleted)
240 status_printf_ln(s, c, _(" (use \"git add <file>...\" to update what will be committed)"));
241 else
242 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" to update what will be committed)"));
243 status_printf_ln(s, c, _(" (use \"git restore <file>...\" to discard changes in working directory)"));
244 if (has_dirty_submodules)
245 status_printf_ln(s, c, _(" (commit or discard the untracked or modified content in submodules)"));
246 status_printf_ln(s, c, "%s", "");
247 }
248
249 static void wt_longstatus_print_other_header(struct wt_status *s,
250 const char *what,
251 const char *how)
252 {
253 const char *c = color(WT_STATUS_HEADER, s);
254 status_printf_ln(s, c, "%s:", what);
255 if (!s->hints)
256 return;
257 status_printf_ln(s, c, _(" (use \"git %s <file>...\" to include in what will be committed)"), how);
258 status_printf_ln(s, c, "%s", "");
259 }
260
261 static void wt_longstatus_print_trailer(struct wt_status *s)
262 {
263 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
264 }
265
266 #define quote_path quote_path_relative
267
268 static const char *wt_status_unmerged_status_string(int stagemask)
269 {
270 switch (stagemask) {
271 case 1:
272 return _("both deleted:");
273 case 2:
274 return _("added by us:");
275 case 3:
276 return _("deleted by them:");
277 case 4:
278 return _("added by them:");
279 case 5:
280 return _("deleted by us:");
281 case 6:
282 return _("both added:");
283 case 7:
284 return _("both modified:");
285 default:
286 BUG("unhandled unmerged status %x", stagemask);
287 }
288 }
289
290 static const char *wt_status_diff_status_string(int status)
291 {
292 switch (status) {
293 case DIFF_STATUS_ADDED:
294 return _("new file:");
295 case DIFF_STATUS_COPIED:
296 return _("copied:");
297 case DIFF_STATUS_DELETED:
298 return _("deleted:");
299 case DIFF_STATUS_MODIFIED:
300 return _("modified:");
301 case DIFF_STATUS_RENAMED:
302 return _("renamed:");
303 case DIFF_STATUS_TYPE_CHANGED:
304 return _("typechange:");
305 case DIFF_STATUS_UNKNOWN:
306 return _("unknown:");
307 case DIFF_STATUS_UNMERGED:
308 return _("unmerged:");
309 default:
310 return NULL;
311 }
312 }
313
314 static int maxwidth(const char *(*label)(int), int minval, int maxval)
315 {
316 int result = 0, i;
317
318 for (i = minval; i <= maxval; i++) {
319 const char *s = label(i);
320 int len = s ? utf8_strwidth(s) : 0;
321 if (len > result)
322 result = len;
323 }
324 return result;
325 }
326
327 static void wt_longstatus_print_unmerged_data(struct wt_status *s,
328 struct string_list_item *it)
329 {
330 const char *c = color(WT_STATUS_UNMERGED, s);
331 struct wt_status_change_data *d = it->util;
332 struct strbuf onebuf = STRBUF_INIT;
333 static char *padding;
334 static int label_width;
335 const char *one, *how;
336 int len;
337
338 if (!padding) {
339 label_width = maxwidth(wt_status_unmerged_status_string, 1, 7);
340 label_width += strlen(" ");
341 padding = xmallocz(label_width);
342 memset(padding, ' ', label_width);
343 }
344
345 one = quote_path(it->string, s->prefix, &onebuf);
346 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
347
348 how = wt_status_unmerged_status_string(d->stagemask);
349 len = label_width - utf8_strwidth(how);
350 status_printf_more(s, c, "%s%.*s%s\n", how, len, padding, one);
351 strbuf_release(&onebuf);
352 }
353
354 static void wt_longstatus_print_change_data(struct wt_status *s,
355 int change_type,
356 struct string_list_item *it)
357 {
358 struct wt_status_change_data *d = it->util;
359 const char *c = color(change_type, s);
360 int status;
361 char *one_name;
362 char *two_name;
363 const char *one, *two;
364 struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
365 struct strbuf extra = STRBUF_INIT;
366 static char *padding;
367 static int label_width;
368 const char *what;
369 int len;
370
371 if (!padding) {
372 /* If DIFF_STATUS_* uses outside the range [A..Z], we're in trouble */
373 label_width = maxwidth(wt_status_diff_status_string, 'A', 'Z');
374 label_width += strlen(" ");
375 padding = xmallocz(label_width);
376 memset(padding, ' ', label_width);
377 }
378
379 one_name = two_name = it->string;
380 switch (change_type) {
381 case WT_STATUS_UPDATED:
382 status = d->index_status;
383 break;
384 case WT_STATUS_CHANGED:
385 if (d->new_submodule_commits || d->dirty_submodule) {
386 strbuf_addstr(&extra, " (");
387 if (d->new_submodule_commits)
388 strbuf_addstr(&extra, _("new commits, "));
389 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
390 strbuf_addstr(&extra, _("modified content, "));
391 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
392 strbuf_addstr(&extra, _("untracked content, "));
393 strbuf_setlen(&extra, extra.len - 2);
394 strbuf_addch(&extra, ')');
395 }
396 status = d->worktree_status;
397 break;
398 default:
399 BUG("unhandled change_type %d in wt_longstatus_print_change_data",
400 change_type);
401 }
402
403 /*
404 * Only pick up the rename it's relevant. If the rename is for
405 * the changed section and we're printing the updated section,
406 * ignore it.
407 */
408 if (d->rename_status == status)
409 one_name = d->rename_source;
410
411 one = quote_path(one_name, s->prefix, &onebuf);
412 two = quote_path(two_name, s->prefix, &twobuf);
413
414 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
415 what = wt_status_diff_status_string(status);
416 if (!what)
417 BUG("unhandled diff status %c", status);
418 len = label_width - utf8_strwidth(what);
419 assert(len >= 0);
420 if (one_name != two_name)
421 status_printf_more(s, c, "%s%.*s%s -> %s",
422 what, len, padding, one, two);
423 else
424 status_printf_more(s, c, "%s%.*s%s",
425 what, len, padding, one);
426 if (extra.len) {
427 status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
428 strbuf_release(&extra);
429 }
430 status_printf_more(s, GIT_COLOR_NORMAL, "\n");
431 strbuf_release(&onebuf);
432 strbuf_release(&twobuf);
433 }
434
435 static char short_submodule_status(struct wt_status_change_data *d)
436 {
437 if (d->new_submodule_commits)
438 return 'M';
439 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
440 return 'm';
441 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
442 return '?';
443 return d->worktree_status;
444 }
445
446 static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
447 struct diff_options *options,
448 void *data)
449 {
450 struct wt_status *s = data;
451 int i;
452
453 if (!q->nr)
454 return;
455 s->workdir_dirty = 1;
456 for (i = 0; i < q->nr; i++) {
457 struct diff_filepair *p;
458 struct string_list_item *it;
459 struct wt_status_change_data *d;
460
461 p = q->queue[i];
462 it = string_list_insert(&s->change, p->two->path);
463 d = it->util;
464 if (!d) {
465 d = xcalloc(1, sizeof(*d));
466 it->util = d;
467 }
468 if (!d->worktree_status)
469 d->worktree_status = p->status;
470 if (S_ISGITLINK(p->two->mode)) {
471 d->dirty_submodule = p->two->dirty_submodule;
472 d->new_submodule_commits = !oideq(&p->one->oid,
473 &p->two->oid);
474 if (s->status_format == STATUS_FORMAT_SHORT)
475 d->worktree_status = short_submodule_status(d);
476 }
477
478 switch (p->status) {
479 case DIFF_STATUS_ADDED:
480 d->mode_worktree = p->two->mode;
481 break;
482
483 case DIFF_STATUS_DELETED:
484 d->mode_index = p->one->mode;
485 oidcpy(&d->oid_index, &p->one->oid);
486 /* mode_worktree is zero for a delete. */
487 break;
488
489 case DIFF_STATUS_COPIED:
490 case DIFF_STATUS_RENAMED:
491 if (d->rename_status)
492 BUG("multiple renames on the same target? how?");
493 d->rename_source = xstrdup(p->one->path);
494 d->rename_score = p->score * 100 / MAX_SCORE;
495 d->rename_status = p->status;
496 /* fallthru */
497 case DIFF_STATUS_MODIFIED:
498 case DIFF_STATUS_TYPE_CHANGED:
499 case DIFF_STATUS_UNMERGED:
500 d->mode_index = p->one->mode;
501 d->mode_worktree = p->two->mode;
502 oidcpy(&d->oid_index, &p->one->oid);
503 break;
504
505 default:
506 BUG("unhandled diff-files status '%c'", p->status);
507 break;
508 }
509
510 }
511 }
512
513 static int unmerged_mask(struct index_state *istate, const char *path)
514 {
515 int pos, mask;
516 const struct cache_entry *ce;
517
518 pos = index_name_pos(istate, path, strlen(path));
519 if (0 <= pos)
520 return 0;
521
522 mask = 0;
523 pos = -pos-1;
524 while (pos < istate->cache_nr) {
525 ce = istate->cache[pos++];
526 if (strcmp(ce->name, path) || !ce_stage(ce))
527 break;
528 mask |= (1 << (ce_stage(ce) - 1));
529 }
530 return mask;
531 }
532
533 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
534 struct diff_options *options,
535 void *data)
536 {
537 struct wt_status *s = data;
538 int i;
539
540 for (i = 0; i < q->nr; i++) {
541 struct diff_filepair *p;
542 struct string_list_item *it;
543 struct wt_status_change_data *d;
544
545 p = q->queue[i];
546 it = string_list_insert(&s->change, p->two->path);
547 d = it->util;
548 if (!d) {
549 d = xcalloc(1, sizeof(*d));
550 it->util = d;
551 }
552 if (!d->index_status)
553 d->index_status = p->status;
554 switch (p->status) {
555 case DIFF_STATUS_ADDED:
556 /* Leave {mode,oid}_head zero for an add. */
557 d->mode_index = p->two->mode;
558 oidcpy(&d->oid_index, &p->two->oid);
559 s->committable = 1;
560 break;
561 case DIFF_STATUS_DELETED:
562 d->mode_head = p->one->mode;
563 oidcpy(&d->oid_head, &p->one->oid);
564 s->committable = 1;
565 /* Leave {mode,oid}_index zero for a delete. */
566 break;
567
568 case DIFF_STATUS_COPIED:
569 case DIFF_STATUS_RENAMED:
570 if (d->rename_status)
571 BUG("multiple renames on the same target? how?");
572 d->rename_source = xstrdup(p->one->path);
573 d->rename_score = p->score * 100 / MAX_SCORE;
574 d->rename_status = p->status;
575 /* fallthru */
576 case DIFF_STATUS_MODIFIED:
577 case DIFF_STATUS_TYPE_CHANGED:
578 d->mode_head = p->one->mode;
579 d->mode_index = p->two->mode;
580 oidcpy(&d->oid_head, &p->one->oid);
581 oidcpy(&d->oid_index, &p->two->oid);
582 s->committable = 1;
583 break;
584 case DIFF_STATUS_UNMERGED:
585 d->stagemask = unmerged_mask(s->repo->index,
586 p->two->path);
587 /*
588 * Don't bother setting {mode,oid}_{head,index} since the print
589 * code will output the stage values directly and not use the
590 * values in these fields.
591 */
592 break;
593
594 default:
595 BUG("unhandled diff-index status '%c'", p->status);
596 break;
597 }
598 }
599 }
600
601 static void wt_status_collect_changes_worktree(struct wt_status *s)
602 {
603 struct rev_info rev;
604
605 repo_init_revisions(s->repo, &rev, NULL);
606 setup_revisions(0, NULL, &rev, NULL);
607 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
608 rev.diffopt.flags.dirty_submodules = 1;
609 rev.diffopt.ita_invisible_in_index = 1;
610 if (!s->show_untracked_files)
611 rev.diffopt.flags.ignore_untracked_in_submodules = 1;
612 if (s->ignore_submodule_arg) {
613 rev.diffopt.flags.override_submodule_config = 1;
614 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
615 }
616 rev.diffopt.format_callback = wt_status_collect_changed_cb;
617 rev.diffopt.format_callback_data = s;
618 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
619 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
620 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
621 copy_pathspec(&rev.prune_data, &s->pathspec);
622 run_diff_files(&rev, 0);
623 }
624
625 static void wt_status_collect_changes_index(struct wt_status *s)
626 {
627 struct rev_info rev;
628 struct setup_revision_opt opt;
629
630 repo_init_revisions(s->repo, &rev, NULL);
631 memset(&opt, 0, sizeof(opt));
632 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
633 setup_revisions(0, NULL, &rev, &opt);
634
635 rev.diffopt.flags.override_submodule_config = 1;
636 rev.diffopt.ita_invisible_in_index = 1;
637 if (s->ignore_submodule_arg) {
638 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
639 } else {
640 /*
641 * Unless the user did explicitly request a submodule ignore
642 * mode by passing a command line option we do not ignore any
643 * changed submodule SHA-1s when comparing index and HEAD, no
644 * matter what is configured. Otherwise the user won't be
645 * shown any submodules she manually added (and which are
646 * staged to be committed), which would be really confusing.
647 */
648 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
649 }
650
651 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
652 rev.diffopt.format_callback = wt_status_collect_updated_cb;
653 rev.diffopt.format_callback_data = s;
654 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
655 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
656 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
657 copy_pathspec(&rev.prune_data, &s->pathspec);
658 run_diff_index(&rev, 1);
659 }
660
661 static void wt_status_collect_changes_initial(struct wt_status *s)
662 {
663 struct index_state *istate = s->repo->index;
664 int i;
665
666 for (i = 0; i < istate->cache_nr; i++) {
667 struct string_list_item *it;
668 struct wt_status_change_data *d;
669 const struct cache_entry *ce = istate->cache[i];
670
671 if (!ce_path_match(istate, ce, &s->pathspec, NULL))
672 continue;
673 if (ce_intent_to_add(ce))
674 continue;
675 it = string_list_insert(&s->change, ce->name);
676 d = it->util;
677 if (!d) {
678 d = xcalloc(1, sizeof(*d));
679 it->util = d;
680 }
681 if (ce_stage(ce)) {
682 d->index_status = DIFF_STATUS_UNMERGED;
683 d->stagemask |= (1 << (ce_stage(ce) - 1));
684 /*
685 * Don't bother setting {mode,oid}_{head,index} since the print
686 * code will output the stage values directly and not use the
687 * values in these fields.
688 */
689 s->committable = 1;
690 } else {
691 d->index_status = DIFF_STATUS_ADDED;
692 /* Leave {mode,oid}_head zero for adds. */
693 d->mode_index = ce->ce_mode;
694 oidcpy(&d->oid_index, &ce->oid);
695 s->committable = 1;
696 }
697 }
698 }
699
700 static void wt_status_collect_untracked(struct wt_status *s)
701 {
702 int i;
703 struct dir_struct dir;
704 uint64_t t_begin = getnanotime();
705 struct index_state *istate = s->repo->index;
706
707 if (!s->show_untracked_files)
708 return;
709
710 memset(&dir, 0, sizeof(dir));
711 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
712 dir.flags |=
713 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
714 if (s->show_ignored_mode) {
715 dir.flags |= DIR_SHOW_IGNORED_TOO;
716
717 if (s->show_ignored_mode == SHOW_MATCHING_IGNORED)
718 dir.flags |= DIR_SHOW_IGNORED_TOO_MODE_MATCHING;
719 } else {
720 dir.untracked = istate->untracked;
721 }
722
723 setup_standard_excludes(&dir);
724
725 fill_directory(&dir, istate, &s->pathspec);
726
727 for (i = 0; i < dir.nr; i++) {
728 struct dir_entry *ent = dir.entries[i];
729 if (index_name_is_other(istate, ent->name, ent->len) &&
730 dir_path_match(istate, ent, &s->pathspec, 0, NULL))
731 string_list_insert(&s->untracked, ent->name);
732 free(ent);
733 }
734
735 for (i = 0; i < dir.ignored_nr; i++) {
736 struct dir_entry *ent = dir.ignored[i];
737 if (index_name_is_other(istate, ent->name, ent->len) &&
738 dir_path_match(istate, ent, &s->pathspec, 0, NULL))
739 string_list_insert(&s->ignored, ent->name);
740 free(ent);
741 }
742
743 free(dir.entries);
744 free(dir.ignored);
745 clear_directory(&dir);
746
747 if (advice_status_u_option)
748 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
749 }
750
751 static int has_unmerged(struct wt_status *s)
752 {
753 int i;
754
755 for (i = 0; i < s->change.nr; i++) {
756 struct wt_status_change_data *d;
757 d = s->change.items[i].util;
758 if (d->stagemask)
759 return 1;
760 }
761 return 0;
762 }
763
764 void wt_status_collect(struct wt_status *s)
765 {
766 trace2_region_enter("status", "worktrees", s->repo);
767 wt_status_collect_changes_worktree(s);
768 trace2_region_leave("status", "worktrees", s->repo);
769
770 if (s->is_initial) {
771 trace2_region_enter("status", "initial", s->repo);
772 wt_status_collect_changes_initial(s);
773 trace2_region_leave("status", "initial", s->repo);
774 } else {
775 trace2_region_enter("status", "index", s->repo);
776 wt_status_collect_changes_index(s);
777 trace2_region_leave("status", "index", s->repo);
778 }
779
780 trace2_region_enter("status", "untracked", s->repo);
781 wt_status_collect_untracked(s);
782 trace2_region_leave("status", "untracked", s->repo);
783
784 wt_status_get_state(s->repo, &s->state, s->branch && !strcmp(s->branch, "HEAD"));
785 if (s->state.merge_in_progress && !has_unmerged(s))
786 s->committable = 1;
787 }
788
789 void wt_status_collect_free_buffers(struct wt_status *s)
790 {
791 free(s->state.branch);
792 free(s->state.onto);
793 free(s->state.detached_from);
794 }
795
796 static void wt_longstatus_print_unmerged(struct wt_status *s)
797 {
798 int shown_header = 0;
799 int i;
800
801 for (i = 0; i < s->change.nr; i++) {
802 struct wt_status_change_data *d;
803 struct string_list_item *it;
804 it = &(s->change.items[i]);
805 d = it->util;
806 if (!d->stagemask)
807 continue;
808 if (!shown_header) {
809 wt_longstatus_print_unmerged_header(s);
810 shown_header = 1;
811 }
812 wt_longstatus_print_unmerged_data(s, it);
813 }
814 if (shown_header)
815 wt_longstatus_print_trailer(s);
816
817 }
818
819 static void wt_longstatus_print_updated(struct wt_status *s)
820 {
821 int shown_header = 0;
822 int i;
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->index_status ||
830 d->index_status == DIFF_STATUS_UNMERGED)
831 continue;
832 if (!shown_header) {
833 wt_longstatus_print_cached_header(s);
834 shown_header = 1;
835 }
836 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
837 }
838 if (shown_header)
839 wt_longstatus_print_trailer(s);
840 }
841
842 /*
843 * -1 : has delete
844 * 0 : no change
845 * 1 : some change but no delete
846 */
847 static int wt_status_check_worktree_changes(struct wt_status *s,
848 int *dirty_submodules)
849 {
850 int i;
851 int changes = 0;
852
853 *dirty_submodules = 0;
854
855 for (i = 0; i < s->change.nr; i++) {
856 struct wt_status_change_data *d;
857 d = s->change.items[i].util;
858 if (!d->worktree_status ||
859 d->worktree_status == DIFF_STATUS_UNMERGED)
860 continue;
861 if (!changes)
862 changes = 1;
863 if (d->dirty_submodule)
864 *dirty_submodules = 1;
865 if (d->worktree_status == DIFF_STATUS_DELETED)
866 changes = -1;
867 }
868 return changes;
869 }
870
871 static void wt_longstatus_print_changed(struct wt_status *s)
872 {
873 int i, dirty_submodules;
874 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
875
876 if (!worktree_changes)
877 return;
878
879 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
880
881 for (i = 0; i < s->change.nr; i++) {
882 struct wt_status_change_data *d;
883 struct string_list_item *it;
884 it = &(s->change.items[i]);
885 d = it->util;
886 if (!d->worktree_status ||
887 d->worktree_status == DIFF_STATUS_UNMERGED)
888 continue;
889 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
890 }
891 wt_longstatus_print_trailer(s);
892 }
893
894 static int stash_count_refs(struct object_id *ooid, struct object_id *noid,
895 const char *email, timestamp_t timestamp, int tz,
896 const char *message, void *cb_data)
897 {
898 int *c = cb_data;
899 (*c)++;
900 return 0;
901 }
902
903 static void wt_longstatus_print_stash_summary(struct wt_status *s)
904 {
905 int stash_count = 0;
906
907 for_each_reflog_ent("refs/stash", stash_count_refs, &stash_count);
908 if (stash_count > 0)
909 status_printf_ln(s, GIT_COLOR_NORMAL,
910 Q_("Your stash currently has %d entry",
911 "Your stash currently has %d entries", stash_count),
912 stash_count);
913 }
914
915 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
916 {
917 struct child_process sm_summary = CHILD_PROCESS_INIT;
918 struct strbuf cmd_stdout = STRBUF_INIT;
919 struct strbuf summary = STRBUF_INIT;
920 char *summary_content;
921
922 argv_array_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s",
923 s->index_file);
924
925 argv_array_push(&sm_summary.args, "submodule");
926 argv_array_push(&sm_summary.args, "summary");
927 argv_array_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
928 argv_array_push(&sm_summary.args, "--for-status");
929 argv_array_push(&sm_summary.args, "--summary-limit");
930 argv_array_pushf(&sm_summary.args, "%d", s->submodule_summary);
931 if (!uncommitted)
932 argv_array_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
933
934 sm_summary.git_cmd = 1;
935 sm_summary.no_stdin = 1;
936
937 capture_command(&sm_summary, &cmd_stdout, 1024);
938
939 /* prepend header, only if there's an actual output */
940 if (cmd_stdout.len) {
941 if (uncommitted)
942 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
943 else
944 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
945 strbuf_addstr(&summary, "\n\n");
946 }
947 strbuf_addbuf(&summary, &cmd_stdout);
948 strbuf_release(&cmd_stdout);
949
950 if (s->display_comment_prefix) {
951 size_t len;
952 summary_content = strbuf_detach(&summary, &len);
953 strbuf_add_commented_lines(&summary, summary_content, len);
954 free(summary_content);
955 }
956
957 fputs(summary.buf, s->fp);
958 strbuf_release(&summary);
959 }
960
961 static void wt_longstatus_print_other(struct wt_status *s,
962 struct string_list *l,
963 const char *what,
964 const char *how)
965 {
966 int i;
967 struct strbuf buf = STRBUF_INIT;
968 static struct string_list output = STRING_LIST_INIT_DUP;
969 struct column_options copts;
970
971 if (!l->nr)
972 return;
973
974 wt_longstatus_print_other_header(s, what, how);
975
976 for (i = 0; i < l->nr; i++) {
977 struct string_list_item *it;
978 const char *path;
979 it = &(l->items[i]);
980 path = quote_path(it->string, s->prefix, &buf);
981 if (column_active(s->colopts)) {
982 string_list_append(&output, path);
983 continue;
984 }
985 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
986 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
987 "%s\n", path);
988 }
989
990 strbuf_release(&buf);
991 if (!column_active(s->colopts))
992 goto conclude;
993
994 strbuf_addf(&buf, "%s%s\t%s",
995 color(WT_STATUS_HEADER, s),
996 s->display_comment_prefix ? "#" : "",
997 color(WT_STATUS_UNTRACKED, s));
998 memset(&copts, 0, sizeof(copts));
999 copts.padding = 1;
1000 copts.indent = buf.buf;
1001 if (want_color(s->use_color))
1002 copts.nl = GIT_COLOR_RESET "\n";
1003 print_columns(&output, s->colopts, &copts);
1004 string_list_clear(&output, 0);
1005 strbuf_release(&buf);
1006 conclude:
1007 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1008 }
1009
1010 size_t wt_status_locate_end(const char *s, size_t len)
1011 {
1012 const char *p;
1013 struct strbuf pattern = STRBUF_INIT;
1014
1015 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
1016 if (starts_with(s, pattern.buf + 1))
1017 len = 0;
1018 else if ((p = strstr(s, pattern.buf)))
1019 len = p - s + 1;
1020 strbuf_release(&pattern);
1021 return len;
1022 }
1023
1024 void wt_status_append_cut_line(struct strbuf *buf)
1025 {
1026 const char *explanation = _("Do not modify or remove the line above.\nEverything below it will be ignored.");
1027
1028 strbuf_commented_addf(buf, "%s", cut_line);
1029 strbuf_add_commented_lines(buf, explanation, strlen(explanation));
1030 }
1031
1032 void wt_status_add_cut_line(FILE *fp)
1033 {
1034 struct strbuf buf = STRBUF_INIT;
1035
1036 wt_status_append_cut_line(&buf);
1037 fputs(buf.buf, fp);
1038 strbuf_release(&buf);
1039 }
1040
1041 static void wt_longstatus_print_verbose(struct wt_status *s)
1042 {
1043 struct rev_info rev;
1044 struct setup_revision_opt opt;
1045 int dirty_submodules;
1046 const char *c = color(WT_STATUS_HEADER, s);
1047
1048 repo_init_revisions(s->repo, &rev, NULL);
1049 rev.diffopt.flags.allow_textconv = 1;
1050 rev.diffopt.ita_invisible_in_index = 1;
1051
1052 memset(&opt, 0, sizeof(opt));
1053 opt.def = s->is_initial ? empty_tree_oid_hex() : s->reference;
1054 setup_revisions(0, NULL, &rev, &opt);
1055
1056 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
1057 rev.diffopt.detect_rename = s->detect_rename >= 0 ? s->detect_rename : rev.diffopt.detect_rename;
1058 rev.diffopt.rename_limit = s->rename_limit >= 0 ? s->rename_limit : rev.diffopt.rename_limit;
1059 rev.diffopt.rename_score = s->rename_score >= 0 ? s->rename_score : rev.diffopt.rename_score;
1060 rev.diffopt.file = s->fp;
1061 rev.diffopt.close_file = 0;
1062 /*
1063 * If we're not going to stdout, then we definitely don't
1064 * want color, since we are going to the commit message
1065 * file (and even the "auto" setting won't work, since it
1066 * will have checked isatty on stdout). But we then do want
1067 * to insert the scissor line here to reliably remove the
1068 * diff before committing.
1069 */
1070 if (s->fp != stdout) {
1071 rev.diffopt.use_color = 0;
1072 wt_status_add_cut_line(s->fp);
1073 }
1074 if (s->verbose > 1 && s->committable) {
1075 /* print_updated() printed a header, so do we */
1076 if (s->fp != stdout)
1077 wt_longstatus_print_trailer(s);
1078 status_printf_ln(s, c, _("Changes to be committed:"));
1079 rev.diffopt.a_prefix = "c/";
1080 rev.diffopt.b_prefix = "i/";
1081 } /* else use prefix as per user config */
1082 run_diff_index(&rev, 1);
1083 if (s->verbose > 1 &&
1084 wt_status_check_worktree_changes(s, &dirty_submodules)) {
1085 status_printf_ln(s, c,
1086 "--------------------------------------------------");
1087 status_printf_ln(s, c, _("Changes not staged for commit:"));
1088 setup_work_tree();
1089 rev.diffopt.a_prefix = "i/";
1090 rev.diffopt.b_prefix = "w/";
1091 run_diff_files(&rev, 0);
1092 }
1093 }
1094
1095 static void wt_longstatus_print_tracking(struct wt_status *s)
1096 {
1097 struct strbuf sb = STRBUF_INIT;
1098 const char *cp, *ep, *branch_name;
1099 struct branch *branch;
1100 char comment_line_string[3];
1101 int i;
1102 uint64_t t_begin = 0;
1103
1104 assert(s->branch && !s->is_initial);
1105 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
1106 return;
1107 branch = branch_get(branch_name);
1108
1109 t_begin = getnanotime();
1110
1111 if (!format_tracking_info(branch, &sb, s->ahead_behind_flags))
1112 return;
1113
1114 if (advice_status_ahead_behind_warning &&
1115 s->ahead_behind_flags == AHEAD_BEHIND_FULL) {
1116 uint64_t t_delta_in_ms = (getnanotime() - t_begin) / 1000000;
1117 if (t_delta_in_ms > AB_DELAY_WARNING_IN_MS) {
1118 strbuf_addf(&sb, _("\n"
1119 "It took %.2f seconds to compute the branch ahead/behind values.\n"
1120 "You can use '--no-ahead-behind' to avoid this.\n"),
1121 t_delta_in_ms / 1000.0);
1122 }
1123 }
1124
1125 i = 0;
1126 if (s->display_comment_prefix) {
1127 comment_line_string[i++] = comment_line_char;
1128 comment_line_string[i++] = ' ';
1129 }
1130 comment_line_string[i] = '\0';
1131
1132 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
1133 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
1134 "%s%.*s", comment_line_string,
1135 (int)(ep - cp), cp);
1136 if (s->display_comment_prefix)
1137 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
1138 comment_line_char);
1139 else
1140 fputs("\n", s->fp);
1141 strbuf_release(&sb);
1142 }
1143
1144 static void show_merge_in_progress(struct wt_status *s,
1145 const char *color)
1146 {
1147 if (has_unmerged(s)) {
1148 status_printf_ln(s, color, _("You have unmerged paths."));
1149 if (s->hints) {
1150 status_printf_ln(s, color,
1151 _(" (fix conflicts and run \"git commit\")"));
1152 status_printf_ln(s, color,
1153 _(" (use \"git merge --abort\" to abort the merge)"));
1154 }
1155 } else {
1156 status_printf_ln(s, color,
1157 _("All conflicts fixed but you are still merging."));
1158 if (s->hints)
1159 status_printf_ln(s, color,
1160 _(" (use \"git commit\" to conclude merge)"));
1161 }
1162 wt_longstatus_print_trailer(s);
1163 }
1164
1165 static void show_am_in_progress(struct wt_status *s,
1166 const char *color)
1167 {
1168 status_printf_ln(s, color,
1169 _("You are in the middle of an am session."));
1170 if (s->state.am_empty_patch)
1171 status_printf_ln(s, color,
1172 _("The current patch is empty."));
1173 if (s->hints) {
1174 if (!s->state.am_empty_patch)
1175 status_printf_ln(s, color,
1176 _(" (fix conflicts and then run \"git am --continue\")"));
1177 status_printf_ln(s, color,
1178 _(" (use \"git am --skip\" to skip this patch)"));
1179 status_printf_ln(s, color,
1180 _(" (use \"git am --abort\" to restore the original branch)"));
1181 }
1182 wt_longstatus_print_trailer(s);
1183 }
1184
1185 static char *read_line_from_git_path(const char *filename)
1186 {
1187 struct strbuf buf = STRBUF_INIT;
1188 FILE *fp = fopen_or_warn(git_path("%s", filename), "r");
1189
1190 if (!fp) {
1191 strbuf_release(&buf);
1192 return NULL;
1193 }
1194 strbuf_getline_lf(&buf, fp);
1195 if (!fclose(fp)) {
1196 return strbuf_detach(&buf, NULL);
1197 } else {
1198 strbuf_release(&buf);
1199 return NULL;
1200 }
1201 }
1202
1203 static int split_commit_in_progress(struct wt_status *s)
1204 {
1205 int split_in_progress = 0;
1206 char *head, *orig_head, *rebase_amend, *rebase_orig_head;
1207
1208 if ((!s->amend && !s->nowarn && !s->workdir_dirty) ||
1209 !s->branch || strcmp(s->branch, "HEAD"))
1210 return 0;
1211
1212 head = read_line_from_git_path("HEAD");
1213 orig_head = read_line_from_git_path("ORIG_HEAD");
1214 rebase_amend = read_line_from_git_path("rebase-merge/amend");
1215 rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1216
1217 if (!head || !orig_head || !rebase_amend || !rebase_orig_head)
1218 ; /* fall through, no split in progress */
1219 else if (!strcmp(rebase_amend, rebase_orig_head))
1220 split_in_progress = !!strcmp(head, rebase_amend);
1221 else if (strcmp(orig_head, rebase_orig_head))
1222 split_in_progress = 1;
1223
1224 free(head);
1225 free(orig_head);
1226 free(rebase_amend);
1227 free(rebase_orig_head);
1228
1229 return split_in_progress;
1230 }
1231
1232 /*
1233 * Turn
1234 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1235 * into
1236 * "pick d6a2f03 some message"
1237 *
1238 * The function assumes that the line does not contain useless spaces
1239 * before or after the command.
1240 */
1241 static void abbrev_sha1_in_line(struct strbuf *line)
1242 {
1243 struct strbuf **split;
1244 int i;
1245
1246 if (starts_with(line->buf, "exec ") ||
1247 starts_with(line->buf, "x ") ||
1248 starts_with(line->buf, "label ") ||
1249 starts_with(line->buf, "l "))
1250 return;
1251
1252 split = strbuf_split_max(line, ' ', 3);
1253 if (split[0] && split[1]) {
1254 struct object_id oid;
1255
1256 /*
1257 * strbuf_split_max left a space. Trim it and re-add
1258 * it after abbreviation.
1259 */
1260 strbuf_trim(split[1]);
1261 if (!get_oid(split[1]->buf, &oid)) {
1262 strbuf_reset(split[1]);
1263 strbuf_add_unique_abbrev(split[1], &oid,
1264 DEFAULT_ABBREV);
1265 strbuf_addch(split[1], ' ');
1266 strbuf_reset(line);
1267 for (i = 0; split[i]; i++)
1268 strbuf_addbuf(line, split[i]);
1269 }
1270 }
1271 strbuf_list_free(split);
1272 }
1273
1274 static int read_rebase_todolist(const char *fname, struct string_list *lines)
1275 {
1276 struct strbuf line = STRBUF_INIT;
1277 FILE *f = fopen(git_path("%s", fname), "r");
1278
1279 if (!f) {
1280 if (errno == ENOENT)
1281 return -1;
1282 die_errno("Could not open file %s for reading",
1283 git_path("%s", fname));
1284 }
1285 while (!strbuf_getline_lf(&line, f)) {
1286 if (line.len && line.buf[0] == comment_line_char)
1287 continue;
1288 strbuf_trim(&line);
1289 if (!line.len)
1290 continue;
1291 abbrev_sha1_in_line(&line);
1292 string_list_append(lines, line.buf);
1293 }
1294 fclose(f);
1295 strbuf_release(&line);
1296 return 0;
1297 }
1298
1299 static void show_rebase_information(struct wt_status *s,
1300 const char *color)
1301 {
1302 if (s->state.rebase_interactive_in_progress) {
1303 int i;
1304 int nr_lines_to_show = 2;
1305
1306 struct string_list have_done = STRING_LIST_INIT_DUP;
1307 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1308
1309 read_rebase_todolist("rebase-merge/done", &have_done);
1310 if (read_rebase_todolist("rebase-merge/git-rebase-todo",
1311 &yet_to_do))
1312 status_printf_ln(s, color,
1313 _("git-rebase-todo is missing."));
1314 if (have_done.nr == 0)
1315 status_printf_ln(s, color, _("No commands done."));
1316 else {
1317 status_printf_ln(s, color,
1318 Q_("Last command done (%d command done):",
1319 "Last commands done (%d commands done):",
1320 have_done.nr),
1321 have_done.nr);
1322 for (i = (have_done.nr > nr_lines_to_show)
1323 ? have_done.nr - nr_lines_to_show : 0;
1324 i < have_done.nr;
1325 i++)
1326 status_printf_ln(s, color, " %s", have_done.items[i].string);
1327 if (have_done.nr > nr_lines_to_show && s->hints)
1328 status_printf_ln(s, color,
1329 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1330 }
1331
1332 if (yet_to_do.nr == 0)
1333 status_printf_ln(s, color,
1334 _("No commands remaining."));
1335 else {
1336 status_printf_ln(s, color,
1337 Q_("Next command to do (%d remaining command):",
1338 "Next commands to do (%d remaining commands):",
1339 yet_to_do.nr),
1340 yet_to_do.nr);
1341 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1342 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1343 if (s->hints)
1344 status_printf_ln(s, color,
1345 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1346 }
1347 string_list_clear(&yet_to_do, 0);
1348 string_list_clear(&have_done, 0);
1349 }
1350 }
1351
1352 static void print_rebase_state(struct wt_status *s,
1353 const char *color)
1354 {
1355 if (s->state.branch)
1356 status_printf_ln(s, color,
1357 _("You are currently rebasing branch '%s' on '%s'."),
1358 s->state.branch,
1359 s->state.onto);
1360 else
1361 status_printf_ln(s, color,
1362 _("You are currently rebasing."));
1363 }
1364
1365 static void show_rebase_in_progress(struct wt_status *s,
1366 const char *color)
1367 {
1368 struct stat st;
1369
1370 show_rebase_information(s, color);
1371 if (has_unmerged(s)) {
1372 print_rebase_state(s, color);
1373 if (s->hints) {
1374 status_printf_ln(s, color,
1375 _(" (fix conflicts and then run \"git rebase --continue\")"));
1376 status_printf_ln(s, color,
1377 _(" (use \"git rebase --skip\" to skip this patch)"));
1378 status_printf_ln(s, color,
1379 _(" (use \"git rebase --abort\" to check out the original branch)"));
1380 }
1381 } else if (s->state.rebase_in_progress ||
1382 !stat(git_path_merge_msg(s->repo), &st)) {
1383 print_rebase_state(s, color);
1384 if (s->hints)
1385 status_printf_ln(s, color,
1386 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1387 } else if (split_commit_in_progress(s)) {
1388 if (s->state.branch)
1389 status_printf_ln(s, color,
1390 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1391 s->state.branch,
1392 s->state.onto);
1393 else
1394 status_printf_ln(s, color,
1395 _("You are currently splitting a commit during a rebase."));
1396 if (s->hints)
1397 status_printf_ln(s, color,
1398 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1399 } else {
1400 if (s->state.branch)
1401 status_printf_ln(s, color,
1402 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1403 s->state.branch,
1404 s->state.onto);
1405 else
1406 status_printf_ln(s, color,
1407 _("You are currently editing a commit during a rebase."));
1408 if (s->hints && !s->amend) {
1409 status_printf_ln(s, color,
1410 _(" (use \"git commit --amend\" to amend the current commit)"));
1411 status_printf_ln(s, color,
1412 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1413 }
1414 }
1415 wt_longstatus_print_trailer(s);
1416 }
1417
1418 static void show_cherry_pick_in_progress(struct wt_status *s,
1419 const char *color)
1420 {
1421 if (is_null_oid(&s->state.cherry_pick_head_oid))
1422 status_printf_ln(s, color,
1423 _("Cherry-pick currently in progress."));
1424 else
1425 status_printf_ln(s, color,
1426 _("You are currently cherry-picking commit %s."),
1427 find_unique_abbrev(&s->state.cherry_pick_head_oid,
1428 DEFAULT_ABBREV));
1429
1430 if (s->hints) {
1431 if (has_unmerged(s))
1432 status_printf_ln(s, color,
1433 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1434 else if (is_null_oid(&s->state.cherry_pick_head_oid))
1435 status_printf_ln(s, color,
1436 _(" (run \"git cherry-pick --continue\" to continue)"));
1437 else
1438 status_printf_ln(s, color,
1439 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1440 status_printf_ln(s, color,
1441 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1442 }
1443 wt_longstatus_print_trailer(s);
1444 }
1445
1446 static void show_revert_in_progress(struct wt_status *s,
1447 const char *color)
1448 {
1449 if (is_null_oid(&s->state.revert_head_oid))
1450 status_printf_ln(s, color,
1451 _("Revert currently in progress."));
1452 else
1453 status_printf_ln(s, color,
1454 _("You are currently reverting commit %s."),
1455 find_unique_abbrev(&s->state.revert_head_oid,
1456 DEFAULT_ABBREV));
1457 if (s->hints) {
1458 if (has_unmerged(s))
1459 status_printf_ln(s, color,
1460 _(" (fix conflicts and run \"git revert --continue\")"));
1461 else if (is_null_oid(&s->state.revert_head_oid))
1462 status_printf_ln(s, color,
1463 _(" (run \"git revert --continue\" to continue)"));
1464 else
1465 status_printf_ln(s, color,
1466 _(" (all conflicts fixed: run \"git revert --continue\")"));
1467 status_printf_ln(s, color,
1468 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1469 }
1470 wt_longstatus_print_trailer(s);
1471 }
1472
1473 static void show_bisect_in_progress(struct wt_status *s,
1474 const char *color)
1475 {
1476 if (s->state.branch)
1477 status_printf_ln(s, color,
1478 _("You are currently bisecting, started from branch '%s'."),
1479 s->state.branch);
1480 else
1481 status_printf_ln(s, color,
1482 _("You are currently bisecting."));
1483 if (s->hints)
1484 status_printf_ln(s, color,
1485 _(" (use \"git bisect reset\" to get back to the original branch)"));
1486 wt_longstatus_print_trailer(s);
1487 }
1488
1489 /*
1490 * Extract branch information from rebase/bisect
1491 */
1492 static char *get_branch(const struct worktree *wt, const char *path)
1493 {
1494 struct strbuf sb = STRBUF_INIT;
1495 struct object_id oid;
1496 const char *branch_name;
1497
1498 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1499 goto got_nothing;
1500
1501 while (sb.len && sb.buf[sb.len - 1] == '\n')
1502 strbuf_setlen(&sb, sb.len - 1);
1503 if (!sb.len)
1504 goto got_nothing;
1505 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1506 strbuf_remove(&sb, 0, branch_name - sb.buf);
1507 else if (starts_with(sb.buf, "refs/"))
1508 ;
1509 else if (!get_oid_hex(sb.buf, &oid)) {
1510 strbuf_reset(&sb);
1511 strbuf_add_unique_abbrev(&sb, &oid, DEFAULT_ABBREV);
1512 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1513 goto got_nothing;
1514 else /* bisect */
1515 ;
1516 return strbuf_detach(&sb, NULL);
1517
1518 got_nothing:
1519 strbuf_release(&sb);
1520 return NULL;
1521 }
1522
1523 struct grab_1st_switch_cbdata {
1524 struct strbuf buf;
1525 struct object_id noid;
1526 };
1527
1528 static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
1529 const char *email, timestamp_t timestamp, int tz,
1530 const char *message, void *cb_data)
1531 {
1532 struct grab_1st_switch_cbdata *cb = cb_data;
1533 const char *target = NULL, *end;
1534
1535 if (!skip_prefix(message, "checkout: moving from ", &message))
1536 return 0;
1537 target = strstr(message, " to ");
1538 if (!target)
1539 return 0;
1540 target += strlen(" to ");
1541 strbuf_reset(&cb->buf);
1542 oidcpy(&cb->noid, noid);
1543 end = strchrnul(target, '\n');
1544 strbuf_add(&cb->buf, target, end - target);
1545 if (!strcmp(cb->buf.buf, "HEAD")) {
1546 /* HEAD is relative. Resolve it to the right reflog entry. */
1547 strbuf_reset(&cb->buf);
1548 strbuf_add_unique_abbrev(&cb->buf, noid, DEFAULT_ABBREV);
1549 }
1550 return 1;
1551 }
1552
1553 static void wt_status_get_detached_from(struct repository *r,
1554 struct wt_status_state *state)
1555 {
1556 struct grab_1st_switch_cbdata cb;
1557 struct commit *commit;
1558 struct object_id oid;
1559 char *ref = NULL;
1560
1561 strbuf_init(&cb.buf, 0);
1562 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1563 strbuf_release(&cb.buf);
1564 return;
1565 }
1566
1567 if (dwim_ref(cb.buf.buf, cb.buf.len, &oid, &ref) == 1 &&
1568 /* sha1 is a commit? match without further lookup */
1569 (oideq(&cb.noid, &oid) ||
1570 /* perhaps sha1 is a tag, try to dereference to a commit */
1571 ((commit = lookup_commit_reference_gently(r, &oid, 1)) != NULL &&
1572 oideq(&cb.noid, &commit->object.oid)))) {
1573 const char *from = ref;
1574 if (!skip_prefix(from, "refs/tags/", &from))
1575 skip_prefix(from, "refs/remotes/", &from);
1576 state->detached_from = xstrdup(from);
1577 } else
1578 state->detached_from =
1579 xstrdup(find_unique_abbrev(&cb.noid, DEFAULT_ABBREV));
1580 oidcpy(&state->detached_oid, &cb.noid);
1581 state->detached_at = !get_oid("HEAD", &oid) &&
1582 oideq(&oid, &state->detached_oid);
1583
1584 free(ref);
1585 strbuf_release(&cb.buf);
1586 }
1587
1588 int wt_status_check_rebase(const struct worktree *wt,
1589 struct wt_status_state *state)
1590 {
1591 struct stat st;
1592
1593 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1594 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1595 state->am_in_progress = 1;
1596 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1597 state->am_empty_patch = 1;
1598 } else {
1599 state->rebase_in_progress = 1;
1600 state->branch = get_branch(wt, "rebase-apply/head-name");
1601 state->onto = get_branch(wt, "rebase-apply/onto");
1602 }
1603 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1604 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1605 state->rebase_interactive_in_progress = 1;
1606 else
1607 state->rebase_in_progress = 1;
1608 state->branch = get_branch(wt, "rebase-merge/head-name");
1609 state->onto = get_branch(wt, "rebase-merge/onto");
1610 } else
1611 return 0;
1612 return 1;
1613 }
1614
1615 int wt_status_check_bisect(const struct worktree *wt,
1616 struct wt_status_state *state)
1617 {
1618 struct stat st;
1619
1620 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1621 state->bisect_in_progress = 1;
1622 state->branch = get_branch(wt, "BISECT_START");
1623 return 1;
1624 }
1625 return 0;
1626 }
1627
1628 void wt_status_get_state(struct repository *r,
1629 struct wt_status_state *state,
1630 int get_detached_from)
1631 {
1632 struct stat st;
1633 struct object_id oid;
1634 enum replay_action action;
1635
1636 if (!stat(git_path_merge_head(r), &st)) {
1637 wt_status_check_rebase(NULL, state);
1638 state->merge_in_progress = 1;
1639 } else if (wt_status_check_rebase(NULL, state)) {
1640 ; /* all set */
1641 } else if (!stat(git_path_cherry_pick_head(r), &st) &&
1642 !get_oid("CHERRY_PICK_HEAD", &oid)) {
1643 state->cherry_pick_in_progress = 1;
1644 oidcpy(&state->cherry_pick_head_oid, &oid);
1645 }
1646 wt_status_check_bisect(NULL, state);
1647 if (!stat(git_path_revert_head(r), &st) &&
1648 !get_oid("REVERT_HEAD", &oid)) {
1649 state->revert_in_progress = 1;
1650 oidcpy(&state->revert_head_oid, &oid);
1651 }
1652 if (!sequencer_get_last_command(r, &action)) {
1653 if (action == REPLAY_PICK) {
1654 state->cherry_pick_in_progress = 1;
1655 oidcpy(&state->cherry_pick_head_oid, &null_oid);
1656 } else {
1657 state->revert_in_progress = 1;
1658 oidcpy(&state->revert_head_oid, &null_oid);
1659 }
1660 }
1661 if (get_detached_from)
1662 wt_status_get_detached_from(r, state);
1663 }
1664
1665 static void wt_longstatus_print_state(struct wt_status *s)
1666 {
1667 const char *state_color = color(WT_STATUS_HEADER, s);
1668 struct wt_status_state *state = &s->state;
1669
1670 if (state->merge_in_progress) {
1671 if (state->rebase_interactive_in_progress) {
1672 show_rebase_information(s, state_color);
1673 fputs("\n", s->fp);
1674 }
1675 show_merge_in_progress(s, state_color);
1676 } else if (state->am_in_progress)
1677 show_am_in_progress(s, state_color);
1678 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1679 show_rebase_in_progress(s, state_color);
1680 else if (state->cherry_pick_in_progress)
1681 show_cherry_pick_in_progress(s, state_color);
1682 else if (state->revert_in_progress)
1683 show_revert_in_progress(s, state_color);
1684 if (state->bisect_in_progress)
1685 show_bisect_in_progress(s, state_color);
1686 }
1687
1688 static void wt_longstatus_print(struct wt_status *s)
1689 {
1690 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1691 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1692
1693 if (s->branch) {
1694 const char *on_what = _("On branch ");
1695 const char *branch_name = s->branch;
1696 if (!strcmp(branch_name, "HEAD")) {
1697 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1698 if (s->state.rebase_in_progress ||
1699 s->state.rebase_interactive_in_progress) {
1700 if (s->state.rebase_interactive_in_progress)
1701 on_what = _("interactive rebase in progress; onto ");
1702 else
1703 on_what = _("rebase in progress; onto ");
1704 branch_name = s->state.onto;
1705 } else if (s->state.detached_from) {
1706 branch_name = s->state.detached_from;
1707 if (s->state.detached_at)
1708 on_what = HEAD_DETACHED_AT;
1709 else
1710 on_what = HEAD_DETACHED_FROM;
1711 } else {
1712 branch_name = "";
1713 on_what = _("Not currently on any branch.");
1714 }
1715 } else
1716 skip_prefix(branch_name, "refs/heads/", &branch_name);
1717 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1718 status_printf_more(s, branch_status_color, "%s", on_what);
1719 status_printf_more(s, branch_color, "%s\n", branch_name);
1720 if (!s->is_initial)
1721 wt_longstatus_print_tracking(s);
1722 }
1723
1724 wt_longstatus_print_state(s);
1725
1726 if (s->is_initial) {
1727 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1728 status_printf_ln(s, color(WT_STATUS_HEADER, s),
1729 s->commit_template
1730 ? _("Initial commit")
1731 : _("No commits yet"));
1732 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1733 }
1734
1735 wt_longstatus_print_updated(s);
1736 wt_longstatus_print_unmerged(s);
1737 wt_longstatus_print_changed(s);
1738 if (s->submodule_summary &&
1739 (!s->ignore_submodule_arg ||
1740 strcmp(s->ignore_submodule_arg, "all"))) {
1741 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1742 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1743 }
1744 if (s->show_untracked_files) {
1745 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1746 if (s->show_ignored_mode)
1747 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1748 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1749 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1750 status_printf_ln(s, GIT_COLOR_NORMAL,
1751 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1752 "may speed it up, but you have to be careful not to forget to add\n"
1753 "new files yourself (see 'git help status')."),
1754 s->untracked_in_ms / 1000.0);
1755 }
1756 } else if (s->committable)
1757 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1758 s->hints
1759 ? _(" (use -u option to show untracked files)") : "");
1760
1761 if (s->verbose)
1762 wt_longstatus_print_verbose(s);
1763 if (!s->committable) {
1764 if (s->amend)
1765 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1766 else if (s->nowarn)
1767 ; /* nothing */
1768 else if (s->workdir_dirty) {
1769 if (s->hints)
1770 printf(_("no changes added to commit "
1771 "(use \"git add\" and/or \"git commit -a\")\n"));
1772 else
1773 printf(_("no changes added to commit\n"));
1774 } else if (s->untracked.nr) {
1775 if (s->hints)
1776 printf(_("nothing added to commit but untracked files "
1777 "present (use \"git add\" to track)\n"));
1778 else
1779 printf(_("nothing added to commit but untracked files present\n"));
1780 } else if (s->is_initial) {
1781 if (s->hints)
1782 printf(_("nothing to commit (create/copy files "
1783 "and use \"git add\" to track)\n"));
1784 else
1785 printf(_("nothing to commit\n"));
1786 } else if (!s->show_untracked_files) {
1787 if (s->hints)
1788 printf(_("nothing to commit (use -u to show untracked files)\n"));
1789 else
1790 printf(_("nothing to commit\n"));
1791 } else
1792 printf(_("nothing to commit, working tree clean\n"));
1793 }
1794 if(s->show_stash)
1795 wt_longstatus_print_stash_summary(s);
1796 }
1797
1798 static void wt_shortstatus_unmerged(struct string_list_item *it,
1799 struct wt_status *s)
1800 {
1801 struct wt_status_change_data *d = it->util;
1802 const char *how = "??";
1803
1804 switch (d->stagemask) {
1805 case 1: how = "DD"; break; /* both deleted */
1806 case 2: how = "AU"; break; /* added by us */
1807 case 3: how = "UD"; break; /* deleted by them */
1808 case 4: how = "UA"; break; /* added by them */
1809 case 5: how = "DU"; break; /* deleted by us */
1810 case 6: how = "AA"; break; /* both added */
1811 case 7: how = "UU"; break; /* both modified */
1812 }
1813 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1814 if (s->null_termination) {
1815 fprintf(stdout, " %s%c", it->string, 0);
1816 } else {
1817 struct strbuf onebuf = STRBUF_INIT;
1818 const char *one;
1819 one = quote_path(it->string, s->prefix, &onebuf);
1820 printf(" %s\n", one);
1821 strbuf_release(&onebuf);
1822 }
1823 }
1824
1825 static void wt_shortstatus_status(struct string_list_item *it,
1826 struct wt_status *s)
1827 {
1828 struct wt_status_change_data *d = it->util;
1829
1830 if (d->index_status)
1831 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1832 else
1833 putchar(' ');
1834 if (d->worktree_status)
1835 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1836 else
1837 putchar(' ');
1838 putchar(' ');
1839 if (s->null_termination) {
1840 fprintf(stdout, "%s%c", it->string, 0);
1841 if (d->rename_source)
1842 fprintf(stdout, "%s%c", d->rename_source, 0);
1843 } else {
1844 struct strbuf onebuf = STRBUF_INIT;
1845 const char *one;
1846
1847 if (d->rename_source) {
1848 one = quote_path(d->rename_source, s->prefix, &onebuf);
1849 if (*one != '"' && strchr(one, ' ') != NULL) {
1850 putchar('"');
1851 strbuf_addch(&onebuf, '"');
1852 one = onebuf.buf;
1853 }
1854 printf("%s -> ", one);
1855 strbuf_release(&onebuf);
1856 }
1857 one = quote_path(it->string, s->prefix, &onebuf);
1858 if (*one != '"' && strchr(one, ' ') != NULL) {
1859 putchar('"');
1860 strbuf_addch(&onebuf, '"');
1861 one = onebuf.buf;
1862 }
1863 printf("%s\n", one);
1864 strbuf_release(&onebuf);
1865 }
1866 }
1867
1868 static void wt_shortstatus_other(struct string_list_item *it,
1869 struct wt_status *s, const char *sign)
1870 {
1871 if (s->null_termination) {
1872 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1873 } else {
1874 struct strbuf onebuf = STRBUF_INIT;
1875 const char *one;
1876 one = quote_path(it->string, s->prefix, &onebuf);
1877 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1878 printf(" %s\n", one);
1879 strbuf_release(&onebuf);
1880 }
1881 }
1882
1883 static void wt_shortstatus_print_tracking(struct wt_status *s)
1884 {
1885 struct branch *branch;
1886 const char *header_color = color(WT_STATUS_HEADER, s);
1887 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1888 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1889
1890 const char *base;
1891 char *short_base;
1892 const char *branch_name;
1893 int num_ours, num_theirs, sti;
1894 int upstream_is_gone = 0;
1895
1896 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1897
1898 if (!s->branch)
1899 return;
1900 branch_name = s->branch;
1901
1902 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1903
1904 if (s->is_initial)
1905 color_fprintf(s->fp, header_color, LABEL(N_("No commits yet on ")));
1906
1907 if (!strcmp(s->branch, "HEAD")) {
1908 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1909 LABEL(N_("HEAD (no branch)")));
1910 goto conclude;
1911 }
1912
1913 skip_prefix(branch_name, "refs/heads/", &branch_name);
1914
1915 branch = branch_get(branch_name);
1916
1917 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1918
1919 sti = stat_tracking_info(branch, &num_ours, &num_theirs, &base,
1920 0, s->ahead_behind_flags);
1921 if (sti < 0) {
1922 if (!base)
1923 goto conclude;
1924
1925 upstream_is_gone = 1;
1926 }
1927
1928 short_base = shorten_unambiguous_ref(base, 0);
1929 color_fprintf(s->fp, header_color, "...");
1930 color_fprintf(s->fp, branch_color_remote, "%s", short_base);
1931 free(short_base);
1932
1933 if (!upstream_is_gone && !sti)
1934 goto conclude;
1935
1936 color_fprintf(s->fp, header_color, " [");
1937 if (upstream_is_gone) {
1938 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1939 } else if (s->ahead_behind_flags == AHEAD_BEHIND_QUICK) {
1940 color_fprintf(s->fp, header_color, LABEL(N_("different")));
1941 } else if (!num_ours) {
1942 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1943 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1944 } else if (!num_theirs) {
1945 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1946 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1947 } else {
1948 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1949 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1950 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1951 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1952 }
1953
1954 color_fprintf(s->fp, header_color, "]");
1955 conclude:
1956 fputc(s->null_termination ? '\0' : '\n', s->fp);
1957 }
1958
1959 static void wt_shortstatus_print(struct wt_status *s)
1960 {
1961 struct string_list_item *it;
1962
1963 if (s->show_branch)
1964 wt_shortstatus_print_tracking(s);
1965
1966 for_each_string_list_item(it, &s->change) {
1967 struct wt_status_change_data *d = it->util;
1968
1969 if (d->stagemask)
1970 wt_shortstatus_unmerged(it, s);
1971 else
1972 wt_shortstatus_status(it, s);
1973 }
1974 for_each_string_list_item(it, &s->untracked)
1975 wt_shortstatus_other(it, s, "??");
1976
1977 for_each_string_list_item(it, &s->ignored)
1978 wt_shortstatus_other(it, s, "!!");
1979 }
1980
1981 static void wt_porcelain_print(struct wt_status *s)
1982 {
1983 s->use_color = 0;
1984 s->relative_paths = 0;
1985 s->prefix = NULL;
1986 s->no_gettext = 1;
1987 wt_shortstatus_print(s);
1988 }
1989
1990 /*
1991 * Print branch information for porcelain v2 output. These lines
1992 * are printed when the '--branch' parameter is given.
1993 *
1994 * # branch.oid <commit><eol>
1995 * # branch.head <head><eol>
1996 * [# branch.upstream <upstream><eol>
1997 * [# branch.ab +<ahead> -<behind><eol>]]
1998 *
1999 * <commit> ::= the current commit hash or the the literal
2000 * "(initial)" to indicate an initialized repo
2001 * with no commits.
2002 *
2003 * <head> ::= <branch_name> the current branch name or
2004 * "(detached)" literal when detached head or
2005 * "(unknown)" when something is wrong.
2006 *
2007 * <upstream> ::= the upstream branch name, when set.
2008 *
2009 * <ahead> ::= integer ahead value or '?'.
2010 *
2011 * <behind> ::= integer behind value or '?'.
2012 *
2013 * The end-of-line is defined by the -z flag.
2014 *
2015 * <eol> ::= NUL when -z,
2016 * LF when NOT -z.
2017 *
2018 * When an upstream is set and present, the 'branch.ab' line will
2019 * be printed with the ahead/behind counts for the branch and the
2020 * upstream. When AHEAD_BEHIND_QUICK is requested and the branches
2021 * are different, '?' will be substituted for the actual count.
2022 */
2023 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
2024 {
2025 struct branch *branch;
2026 const char *base;
2027 const char *branch_name;
2028 int ab_info, nr_ahead, nr_behind;
2029 char eol = s->null_termination ? '\0' : '\n';
2030
2031 fprintf(s->fp, "# branch.oid %s%c",
2032 (s->is_initial ? "(initial)" : sha1_to_hex(s->sha1_commit)),
2033 eol);
2034
2035 if (!s->branch)
2036 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
2037 else {
2038 if (!strcmp(s->branch, "HEAD")) {
2039 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
2040
2041 if (s->state.rebase_in_progress ||
2042 s->state.rebase_interactive_in_progress)
2043 branch_name = s->state.onto;
2044 else if (s->state.detached_from)
2045 branch_name = s->state.detached_from;
2046 else
2047 branch_name = "";
2048 } else {
2049 branch_name = NULL;
2050 skip_prefix(s->branch, "refs/heads/", &branch_name);
2051
2052 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
2053 }
2054
2055 /* Lookup stats on the upstream tracking branch, if set. */
2056 branch = branch_get(branch_name);
2057 base = NULL;
2058 ab_info = stat_tracking_info(branch, &nr_ahead, &nr_behind,
2059 &base, 0, s->ahead_behind_flags);
2060 if (base) {
2061 base = shorten_unambiguous_ref(base, 0);
2062 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
2063 free((char *)base);
2064
2065 if (ab_info > 0) {
2066 /* different */
2067 if (nr_ahead || nr_behind)
2068 fprintf(s->fp, "# branch.ab +%d -%d%c",
2069 nr_ahead, nr_behind, eol);
2070 else
2071 fprintf(s->fp, "# branch.ab +? -?%c",
2072 eol);
2073 } else if (!ab_info) {
2074 /* same */
2075 fprintf(s->fp, "# branch.ab +0 -0%c", eol);
2076 }
2077 }
2078 }
2079 }
2080
2081 /*
2082 * Convert various submodule status values into a
2083 * fixed-length string of characters in the buffer provided.
2084 */
2085 static void wt_porcelain_v2_submodule_state(
2086 struct wt_status_change_data *d,
2087 char sub[5])
2088 {
2089 if (S_ISGITLINK(d->mode_head) ||
2090 S_ISGITLINK(d->mode_index) ||
2091 S_ISGITLINK(d->mode_worktree)) {
2092 sub[0] = 'S';
2093 sub[1] = d->new_submodule_commits ? 'C' : '.';
2094 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
2095 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
2096 } else {
2097 sub[0] = 'N';
2098 sub[1] = '.';
2099 sub[2] = '.';
2100 sub[3] = '.';
2101 }
2102 sub[4] = 0;
2103 }
2104
2105 /*
2106 * Fix-up changed entries before we print them.
2107 */
2108 static void wt_porcelain_v2_fix_up_changed(struct string_list_item *it)
2109 {
2110 struct wt_status_change_data *d = it->util;
2111
2112 if (!d->index_status) {
2113 /*
2114 * This entry is unchanged in the index (relative to the head).
2115 * Therefore, the collect_updated_cb was never called for this
2116 * entry (during the head-vs-index scan) and so the head column
2117 * fields were never set.
2118 *
2119 * We must have data for the index column (from the
2120 * index-vs-worktree scan (otherwise, this entry should not be
2121 * in the list of changes)).
2122 *
2123 * Copy index column fields to the head column, so that our
2124 * output looks complete.
2125 */
2126 assert(d->mode_head == 0);
2127 d->mode_head = d->mode_index;
2128 oidcpy(&d->oid_head, &d->oid_index);
2129 }
2130
2131 if (!d->worktree_status) {
2132 /*
2133 * This entry is unchanged in the worktree (relative to the index).
2134 * Therefore, the collect_changed_cb was never called for this entry
2135 * (during the index-vs-worktree scan) and so the worktree column
2136 * fields were never set.
2137 *
2138 * We must have data for the index column (from the head-vs-index
2139 * scan).
2140 *
2141 * Copy the index column fields to the worktree column so that
2142 * our output looks complete.
2143 *
2144 * Note that we only have a mode field in the worktree column
2145 * because the scan code tries really hard to not have to compute it.
2146 */
2147 assert(d->mode_worktree == 0);
2148 d->mode_worktree = d->mode_index;
2149 }
2150 }
2151
2152 /*
2153 * Print porcelain v2 info for tracked entries with changes.
2154 */
2155 static void wt_porcelain_v2_print_changed_entry(
2156 struct string_list_item *it,
2157 struct wt_status *s)
2158 {
2159 struct wt_status_change_data *d = it->util;
2160 struct strbuf buf = STRBUF_INIT;
2161 struct strbuf buf_from = STRBUF_INIT;
2162 const char *path = NULL;
2163 const char *path_from = NULL;
2164 char key[3];
2165 char submodule_token[5];
2166 char sep_char, eol_char;
2167
2168 wt_porcelain_v2_fix_up_changed(it);
2169 wt_porcelain_v2_submodule_state(d, submodule_token);
2170
2171 key[0] = d->index_status ? d->index_status : '.';
2172 key[1] = d->worktree_status ? d->worktree_status : '.';
2173 key[2] = 0;
2174
2175 if (s->null_termination) {
2176 /*
2177 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2178 * A single NUL character separates them.
2179 */
2180 sep_char = '\0';
2181 eol_char = '\0';
2182 path = it->string;
2183 path_from = d->rename_source;
2184 } else {
2185 /*
2186 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2187 * The source path is only present when necessary.
2188 * A single TAB separates them (because paths can contain spaces
2189 * which are not escaped and C-quoting does escape TAB characters).
2190 */
2191 sep_char = '\t';
2192 eol_char = '\n';
2193 path = quote_path(it->string, s->prefix, &buf);
2194 if (d->rename_source)
2195 path_from = quote_path(d->rename_source, s->prefix, &buf_from);
2196 }
2197
2198 if (path_from)
2199 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2200 key, submodule_token,
2201 d->mode_head, d->mode_index, d->mode_worktree,
2202 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2203 d->rename_status, d->rename_score,
2204 path, sep_char, path_from, eol_char);
2205 else
2206 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2207 key, submodule_token,
2208 d->mode_head, d->mode_index, d->mode_worktree,
2209 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2210 path, eol_char);
2211
2212 strbuf_release(&buf);
2213 strbuf_release(&buf_from);
2214 }
2215
2216 /*
2217 * Print porcelain v2 status info for unmerged entries.
2218 */
2219 static void wt_porcelain_v2_print_unmerged_entry(
2220 struct string_list_item *it,
2221 struct wt_status *s)
2222 {
2223 struct wt_status_change_data *d = it->util;
2224 struct index_state *istate = s->repo->index;
2225 const struct cache_entry *ce;
2226 struct strbuf buf_index = STRBUF_INIT;
2227 const char *path_index = NULL;
2228 int pos, stage, sum;
2229 struct {
2230 int mode;
2231 struct object_id oid;
2232 } stages[3];
2233 char *key;
2234 char submodule_token[5];
2235 char unmerged_prefix = 'u';
2236 char eol_char = s->null_termination ? '\0' : '\n';
2237
2238 wt_porcelain_v2_submodule_state(d, submodule_token);
2239
2240 switch (d->stagemask) {
2241 case 1: key = "DD"; break; /* both deleted */
2242 case 2: key = "AU"; break; /* added by us */
2243 case 3: key = "UD"; break; /* deleted by them */
2244 case 4: key = "UA"; break; /* added by them */
2245 case 5: key = "DU"; break; /* deleted by us */
2246 case 6: key = "AA"; break; /* both added */
2247 case 7: key = "UU"; break; /* both modified */
2248 default:
2249 BUG("unhandled unmerged status %x", d->stagemask);
2250 }
2251
2252 /*
2253 * Disregard d.aux.porcelain_v2 data that we accumulated
2254 * for the head and index columns during the scans and
2255 * replace with the actual stage data.
2256 *
2257 * Note that this is a last-one-wins for each the individual
2258 * stage [123] columns in the event of multiple cache entries
2259 * for same stage.
2260 */
2261 memset(stages, 0, sizeof(stages));
2262 sum = 0;
2263 pos = index_name_pos(istate, it->string, strlen(it->string));
2264 assert(pos < 0);
2265 pos = -pos-1;
2266 while (pos < istate->cache_nr) {
2267 ce = istate->cache[pos++];
2268 stage = ce_stage(ce);
2269 if (strcmp(ce->name, it->string) || !stage)
2270 break;
2271 stages[stage - 1].mode = ce->ce_mode;
2272 oidcpy(&stages[stage - 1].oid, &ce->oid);
2273 sum |= (1 << (stage - 1));
2274 }
2275 if (sum != d->stagemask)
2276 BUG("observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2277
2278 if (s->null_termination)
2279 path_index = it->string;
2280 else
2281 path_index = quote_path(it->string, s->prefix, &buf_index);
2282
2283 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2284 unmerged_prefix, key, submodule_token,
2285 stages[0].mode, /* stage 1 */
2286 stages[1].mode, /* stage 2 */
2287 stages[2].mode, /* stage 3 */
2288 d->mode_worktree,
2289 oid_to_hex(&stages[0].oid), /* stage 1 */
2290 oid_to_hex(&stages[1].oid), /* stage 2 */
2291 oid_to_hex(&stages[2].oid), /* stage 3 */
2292 path_index,
2293 eol_char);
2294
2295 strbuf_release(&buf_index);
2296 }
2297
2298 /*
2299 * Print porcelain V2 status info for untracked and ignored entries.
2300 */
2301 static void wt_porcelain_v2_print_other(
2302 struct string_list_item *it,
2303 struct wt_status *s,
2304 char prefix)
2305 {
2306 struct strbuf buf = STRBUF_INIT;
2307 const char *path;
2308 char eol_char;
2309
2310 if (s->null_termination) {
2311 path = it->string;
2312 eol_char = '\0';
2313 } else {
2314 path = quote_path(it->string, s->prefix, &buf);
2315 eol_char = '\n';
2316 }
2317
2318 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2319
2320 strbuf_release(&buf);
2321 }
2322
2323 /*
2324 * Print porcelain V2 status.
2325 *
2326 * [<v2_branch>]
2327 * [<v2_changed_items>]*
2328 * [<v2_unmerged_items>]*
2329 * [<v2_untracked_items>]*
2330 * [<v2_ignored_items>]*
2331 *
2332 */
2333 static void wt_porcelain_v2_print(struct wt_status *s)
2334 {
2335 struct wt_status_change_data *d;
2336 struct string_list_item *it;
2337 int i;
2338
2339 if (s->show_branch)
2340 wt_porcelain_v2_print_tracking(s);
2341
2342 for (i = 0; i < s->change.nr; i++) {
2343 it = &(s->change.items[i]);
2344 d = it->util;
2345 if (!d->stagemask)
2346 wt_porcelain_v2_print_changed_entry(it, s);
2347 }
2348
2349 for (i = 0; i < s->change.nr; i++) {
2350 it = &(s->change.items[i]);
2351 d = it->util;
2352 if (d->stagemask)
2353 wt_porcelain_v2_print_unmerged_entry(it, s);
2354 }
2355
2356 for (i = 0; i < s->untracked.nr; i++) {
2357 it = &(s->untracked.items[i]);
2358 wt_porcelain_v2_print_other(it, s, '?');
2359 }
2360
2361 for (i = 0; i < s->ignored.nr; i++) {
2362 it = &(s->ignored.items[i]);
2363 wt_porcelain_v2_print_other(it, s, '!');
2364 }
2365 }
2366
2367 void wt_status_print(struct wt_status *s)
2368 {
2369 trace2_data_intmax("status", s->repo, "count/changed", s->change.nr);
2370 trace2_data_intmax("status", s->repo, "count/untracked",
2371 s->untracked.nr);
2372 trace2_data_intmax("status", s->repo, "count/ignored", s->ignored.nr);
2373
2374 trace2_region_enter("status", "print", s->repo);
2375
2376 switch (s->status_format) {
2377 case STATUS_FORMAT_SHORT:
2378 wt_shortstatus_print(s);
2379 break;
2380 case STATUS_FORMAT_PORCELAIN:
2381 wt_porcelain_print(s);
2382 break;
2383 case STATUS_FORMAT_PORCELAIN_V2:
2384 wt_porcelain_v2_print(s);
2385 break;
2386 case STATUS_FORMAT_UNSPECIFIED:
2387 BUG("finalize_deferred_config() should have been called");
2388 break;
2389 case STATUS_FORMAT_NONE:
2390 case STATUS_FORMAT_LONG:
2391 wt_longstatus_print(s);
2392 break;
2393 }
2394
2395 trace2_region_leave("status", "print", s->repo);
2396 }
2397
2398 /**
2399 * Returns 1 if there are unstaged changes, 0 otherwise.
2400 */
2401 int has_unstaged_changes(struct repository *r, int ignore_submodules)
2402 {
2403 struct rev_info rev_info;
2404 int result;
2405
2406 repo_init_revisions(r, &rev_info, NULL);
2407 if (ignore_submodules) {
2408 rev_info.diffopt.flags.ignore_submodules = 1;
2409 rev_info.diffopt.flags.override_submodule_config = 1;
2410 }
2411 rev_info.diffopt.flags.quick = 1;
2412 diff_setup_done(&rev_info.diffopt);
2413 result = run_diff_files(&rev_info, 0);
2414 return diff_result_code(&rev_info.diffopt, result);
2415 }
2416
2417 /**
2418 * Returns 1 if there are uncommitted changes, 0 otherwise.
2419 */
2420 int has_uncommitted_changes(struct repository *r,
2421 int ignore_submodules)
2422 {
2423 struct rev_info rev_info;
2424 int result;
2425
2426 if (is_index_unborn(r->index))
2427 return 0;
2428
2429 repo_init_revisions(r, &rev_info, NULL);
2430 if (ignore_submodules)
2431 rev_info.diffopt.flags.ignore_submodules = 1;
2432 rev_info.diffopt.flags.quick = 1;
2433
2434 add_head_to_pending(&rev_info);
2435 if (!rev_info.pending.nr) {
2436 /*
2437 * We have no head (or it's corrupt); use the empty tree,
2438 * which will complain if the index is non-empty.
2439 */
2440 struct tree *tree = lookup_tree(r, the_hash_algo->empty_tree);
2441 add_pending_object(&rev_info, &tree->object, "");
2442 }
2443
2444 diff_setup_done(&rev_info.diffopt);
2445 result = run_diff_index(&rev_info, 1);
2446 return diff_result_code(&rev_info.diffopt, result);
2447 }
2448
2449 /**
2450 * If the work tree has unstaged or uncommitted changes, dies with the
2451 * appropriate message.
2452 */
2453 int require_clean_work_tree(struct repository *r,
2454 const char *action,
2455 const char *hint,
2456 int ignore_submodules,
2457 int gently)
2458 {
2459 struct lock_file lock_file = LOCK_INIT;
2460 int err = 0, fd;
2461
2462 fd = repo_hold_locked_index(r, &lock_file, 0);
2463 refresh_index(r->index, REFRESH_QUIET, NULL, NULL, NULL);
2464 if (0 <= fd)
2465 repo_update_index_if_able(r, &lock_file);
2466 rollback_lock_file(&lock_file);
2467
2468 if (has_unstaged_changes(r, ignore_submodules)) {
2469 /* TRANSLATORS: the action is e.g. "pull with rebase" */
2470 error(_("cannot %s: You have unstaged changes."), _(action));
2471 err = 1;
2472 }
2473
2474 if (has_uncommitted_changes(r, ignore_submodules)) {
2475 if (err)
2476 error(_("additionally, your index contains uncommitted changes."));
2477 else
2478 error(_("cannot %s: Your index contains uncommitted changes."),
2479 _(action));
2480 err = 1;
2481 }
2482
2483 if (err) {
2484 if (hint)
2485 error("%s", hint);
2486 if (!gently)
2487 exit(128);
2488 }
2489
2490 return err;
2491 }
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