wt-status.c: rename rename-related fields in wt_status_change_data
[git/git.git] / wt-status.c
1 #include "cache.h"
2 #include "wt-status.h"
3 #include "object.h"
4 #include "dir.h"
5 #include "commit.h"
6 #include "diff.h"
7 #include "revision.h"
8 #include "diffcore.h"
9 #include "quote.h"
10 #include "run-command.h"
11 #include "argv-array.h"
12 #include "remote.h"
13 #include "refs.h"
14 #include "submodule.h"
15 #include "column.h"
16 #include "strbuf.h"
17 #include "utf8.h"
18 #include "worktree.h"
19 #include "lockfile.h"
20
21 static const char cut_line[] =
22 "------------------------ >8 ------------------------\n";
23
24 static char default_wt_status_colors[][COLOR_MAXLEN] = {
25 GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
26 GIT_COLOR_GREEN, /* WT_STATUS_UPDATED */
27 GIT_COLOR_RED, /* WT_STATUS_CHANGED */
28 GIT_COLOR_RED, /* WT_STATUS_UNTRACKED */
29 GIT_COLOR_RED, /* WT_STATUS_NOBRANCH */
30 GIT_COLOR_RED, /* WT_STATUS_UNMERGED */
31 GIT_COLOR_GREEN, /* WT_STATUS_LOCAL_BRANCH */
32 GIT_COLOR_RED, /* WT_STATUS_REMOTE_BRANCH */
33 GIT_COLOR_NIL, /* WT_STATUS_ONBRANCH */
34 };
35
36 static const char *color(int slot, struct wt_status *s)
37 {
38 const char *c = "";
39 if (want_color(s->use_color))
40 c = s->color_palette[slot];
41 if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
42 c = s->color_palette[WT_STATUS_HEADER];
43 return c;
44 }
45
46 static void status_vprintf(struct wt_status *s, int at_bol, const char *color,
47 const char *fmt, va_list ap, const char *trail)
48 {
49 struct strbuf sb = STRBUF_INIT;
50 struct strbuf linebuf = STRBUF_INIT;
51 const char *line, *eol;
52
53 strbuf_vaddf(&sb, fmt, ap);
54 if (!sb.len) {
55 if (s->display_comment_prefix) {
56 strbuf_addch(&sb, comment_line_char);
57 if (!trail)
58 strbuf_addch(&sb, ' ');
59 }
60 color_print_strbuf(s->fp, color, &sb);
61 if (trail)
62 fprintf(s->fp, "%s", trail);
63 strbuf_release(&sb);
64 return;
65 }
66 for (line = sb.buf; *line; line = eol + 1) {
67 eol = strchr(line, '\n');
68
69 strbuf_reset(&linebuf);
70 if (at_bol && s->display_comment_prefix) {
71 strbuf_addch(&linebuf, comment_line_char);
72 if (*line != '\n' && *line != '\t')
73 strbuf_addch(&linebuf, ' ');
74 }
75 if (eol)
76 strbuf_add(&linebuf, line, eol - line);
77 else
78 strbuf_addstr(&linebuf, line);
79 color_print_strbuf(s->fp, color, &linebuf);
80 if (eol)
81 fprintf(s->fp, "\n");
82 else
83 break;
84 at_bol = 1;
85 }
86 if (trail)
87 fprintf(s->fp, "%s", trail);
88 strbuf_release(&linebuf);
89 strbuf_release(&sb);
90 }
91
92 void status_printf_ln(struct wt_status *s, const char *color,
93 const char *fmt, ...)
94 {
95 va_list ap;
96
97 va_start(ap, fmt);
98 status_vprintf(s, 1, color, fmt, ap, "\n");
99 va_end(ap);
100 }
101
102 void status_printf(struct wt_status *s, const char *color,
103 const char *fmt, ...)
104 {
105 va_list ap;
106
107 va_start(ap, fmt);
108 status_vprintf(s, 1, color, fmt, ap, NULL);
109 va_end(ap);
110 }
111
112 static void status_printf_more(struct wt_status *s, const char *color,
113 const char *fmt, ...)
114 {
115 va_list ap;
116
117 va_start(ap, fmt);
118 status_vprintf(s, 0, color, fmt, ap, NULL);
119 va_end(ap);
120 }
121
122 void wt_status_prepare(struct wt_status *s)
123 {
124 struct object_id oid;
125
126 memset(s, 0, sizeof(*s));
127 memcpy(s->color_palette, default_wt_status_colors,
128 sizeof(default_wt_status_colors));
129 s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
130 s->use_color = -1;
131 s->relative_paths = 1;
132 s->branch = resolve_refdup("HEAD", 0, oid.hash, NULL);
133 s->reference = "HEAD";
134 s->fp = stdout;
135 s->index_file = get_index_file();
136 s->change.strdup_strings = 1;
137 s->untracked.strdup_strings = 1;
138 s->ignored.strdup_strings = 1;
139 s->show_branch = -1; /* unspecified */
140 s->display_comment_prefix = 0;
141 }
142
143 static void wt_longstatus_print_unmerged_header(struct wt_status *s)
144 {
145 int i;
146 int del_mod_conflict = 0;
147 int both_deleted = 0;
148 int not_deleted = 0;
149 const char *c = color(WT_STATUS_HEADER, s);
150
151 status_printf_ln(s, c, _("Unmerged paths:"));
152
153 for (i = 0; i < s->change.nr; i++) {
154 struct string_list_item *it = &(s->change.items[i]);
155 struct wt_status_change_data *d = it->util;
156
157 switch (d->stagemask) {
158 case 0:
159 break;
160 case 1:
161 both_deleted = 1;
162 break;
163 case 3:
164 case 5:
165 del_mod_conflict = 1;
166 break;
167 default:
168 not_deleted = 1;
169 break;
170 }
171 }
172
173 if (!s->hints)
174 return;
175 if (s->whence != FROM_COMMIT)
176 ;
177 else if (!s->is_initial)
178 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
179 else
180 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
181
182 if (!both_deleted) {
183 if (!del_mod_conflict)
184 status_printf_ln(s, c, _(" (use \"git add <file>...\" to mark resolution)"));
185 else
186 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
187 } else if (!del_mod_conflict && !not_deleted) {
188 status_printf_ln(s, c, _(" (use \"git rm <file>...\" to mark resolution)"));
189 } else {
190 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
191 }
192 status_printf_ln(s, c, "%s", "");
193 }
194
195 static void wt_longstatus_print_cached_header(struct wt_status *s)
196 {
197 const char *c = color(WT_STATUS_HEADER, s);
198
199 status_printf_ln(s, c, _("Changes to be committed:"));
200 if (!s->hints)
201 return;
202 if (s->whence != FROM_COMMIT)
203 ; /* NEEDSWORK: use "git reset --unresolve"??? */
204 else if (!s->is_initial)
205 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
206 else
207 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
208 status_printf_ln(s, c, "%s", "");
209 }
210
211 static void wt_longstatus_print_dirty_header(struct wt_status *s,
212 int has_deleted,
213 int has_dirty_submodules)
214 {
215 const char *c = color(WT_STATUS_HEADER, s);
216
217 status_printf_ln(s, c, _("Changes not staged for commit:"));
218 if (!s->hints)
219 return;
220 if (!has_deleted)
221 status_printf_ln(s, c, _(" (use \"git add <file>...\" to update what will be committed)"));
222 else
223 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" to update what will be committed)"));
224 status_printf_ln(s, c, _(" (use \"git checkout -- <file>...\" to discard changes in working directory)"));
225 if (has_dirty_submodules)
226 status_printf_ln(s, c, _(" (commit or discard the untracked or modified content in submodules)"));
227 status_printf_ln(s, c, "%s", "");
228 }
229
230 static void wt_longstatus_print_other_header(struct wt_status *s,
231 const char *what,
232 const char *how)
233 {
234 const char *c = color(WT_STATUS_HEADER, s);
235 status_printf_ln(s, c, "%s:", what);
236 if (!s->hints)
237 return;
238 status_printf_ln(s, c, _(" (use \"git %s <file>...\" to include in what will be committed)"), how);
239 status_printf_ln(s, c, "%s", "");
240 }
241
242 static void wt_longstatus_print_trailer(struct wt_status *s)
243 {
244 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
245 }
246
247 #define quote_path quote_path_relative
248
249 static const char *wt_status_unmerged_status_string(int stagemask)
250 {
251 switch (stagemask) {
252 case 1:
253 return _("both deleted:");
254 case 2:
255 return _("added by us:");
256 case 3:
257 return _("deleted by them:");
258 case 4:
259 return _("added by them:");
260 case 5:
261 return _("deleted by us:");
262 case 6:
263 return _("both added:");
264 case 7:
265 return _("both modified:");
266 default:
267 die("BUG: unhandled unmerged status %x", stagemask);
268 }
269 }
270
271 static const char *wt_status_diff_status_string(int status)
272 {
273 switch (status) {
274 case DIFF_STATUS_ADDED:
275 return _("new file:");
276 case DIFF_STATUS_COPIED:
277 return _("copied:");
278 case DIFF_STATUS_DELETED:
279 return _("deleted:");
280 case DIFF_STATUS_MODIFIED:
281 return _("modified:");
282 case DIFF_STATUS_RENAMED:
283 return _("renamed:");
284 case DIFF_STATUS_TYPE_CHANGED:
285 return _("typechange:");
286 case DIFF_STATUS_UNKNOWN:
287 return _("unknown:");
288 case DIFF_STATUS_UNMERGED:
289 return _("unmerged:");
290 default:
291 return NULL;
292 }
293 }
294
295 static int maxwidth(const char *(*label)(int), int minval, int maxval)
296 {
297 int result = 0, i;
298
299 for (i = minval; i <= maxval; i++) {
300 const char *s = label(i);
301 int len = s ? utf8_strwidth(s) : 0;
302 if (len > result)
303 result = len;
304 }
305 return result;
306 }
307
308 static void wt_longstatus_print_unmerged_data(struct wt_status *s,
309 struct string_list_item *it)
310 {
311 const char *c = color(WT_STATUS_UNMERGED, s);
312 struct wt_status_change_data *d = it->util;
313 struct strbuf onebuf = STRBUF_INIT;
314 static char *padding;
315 static int label_width;
316 const char *one, *how;
317 int len;
318
319 if (!padding) {
320 label_width = maxwidth(wt_status_unmerged_status_string, 1, 7);
321 label_width += strlen(" ");
322 padding = xmallocz(label_width);
323 memset(padding, ' ', label_width);
324 }
325
326 one = quote_path(it->string, s->prefix, &onebuf);
327 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
328
329 how = wt_status_unmerged_status_string(d->stagemask);
330 len = label_width - utf8_strwidth(how);
331 status_printf_more(s, c, "%s%.*s%s\n", how, len, padding, one);
332 strbuf_release(&onebuf);
333 }
334
335 static void wt_longstatus_print_change_data(struct wt_status *s,
336 int change_type,
337 struct string_list_item *it)
338 {
339 struct wt_status_change_data *d = it->util;
340 const char *c = color(change_type, s);
341 int status;
342 char *one_name;
343 char *two_name;
344 const char *one, *two;
345 struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
346 struct strbuf extra = STRBUF_INIT;
347 static char *padding;
348 static int label_width;
349 const char *what;
350 int len;
351
352 if (!padding) {
353 /* If DIFF_STATUS_* uses outside the range [A..Z], we're in trouble */
354 label_width = maxwidth(wt_status_diff_status_string, 'A', 'Z');
355 label_width += strlen(" ");
356 padding = xmallocz(label_width);
357 memset(padding, ' ', label_width);
358 }
359
360 one_name = two_name = it->string;
361 switch (change_type) {
362 case WT_STATUS_UPDATED:
363 status = d->index_status;
364 if (d->rename_source)
365 one_name = d->rename_source;
366 break;
367 case WT_STATUS_CHANGED:
368 if (d->new_submodule_commits || d->dirty_submodule) {
369 strbuf_addstr(&extra, " (");
370 if (d->new_submodule_commits)
371 strbuf_addstr(&extra, _("new commits, "));
372 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
373 strbuf_addstr(&extra, _("modified content, "));
374 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
375 strbuf_addstr(&extra, _("untracked content, "));
376 strbuf_setlen(&extra, extra.len - 2);
377 strbuf_addch(&extra, ')');
378 }
379 status = d->worktree_status;
380 break;
381 default:
382 die("BUG: unhandled change_type %d in wt_longstatus_print_change_data",
383 change_type);
384 }
385
386 one = quote_path(one_name, s->prefix, &onebuf);
387 two = quote_path(two_name, s->prefix, &twobuf);
388
389 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
390 what = wt_status_diff_status_string(status);
391 if (!what)
392 die("BUG: unhandled diff status %c", status);
393 len = label_width - utf8_strwidth(what);
394 assert(len >= 0);
395 if (one_name != two_name)
396 status_printf_more(s, c, "%s%.*s%s -> %s",
397 what, len, padding, one, two);
398 else
399 status_printf_more(s, c, "%s%.*s%s",
400 what, len, padding, one);
401 if (extra.len) {
402 status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
403 strbuf_release(&extra);
404 }
405 status_printf_more(s, GIT_COLOR_NORMAL, "\n");
406 strbuf_release(&onebuf);
407 strbuf_release(&twobuf);
408 }
409
410 static char short_submodule_status(struct wt_status_change_data *d)
411 {
412 if (d->new_submodule_commits)
413 return 'M';
414 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
415 return 'm';
416 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
417 return '?';
418 return d->worktree_status;
419 }
420
421 static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
422 struct diff_options *options,
423 void *data)
424 {
425 struct wt_status *s = data;
426 int i;
427
428 if (!q->nr)
429 return;
430 s->workdir_dirty = 1;
431 for (i = 0; i < q->nr; i++) {
432 struct diff_filepair *p;
433 struct string_list_item *it;
434 struct wt_status_change_data *d;
435
436 p = q->queue[i];
437 it = string_list_insert(&s->change, p->one->path);
438 d = it->util;
439 if (!d) {
440 d = xcalloc(1, sizeof(*d));
441 it->util = d;
442 }
443 if (!d->worktree_status)
444 d->worktree_status = p->status;
445 if (S_ISGITLINK(p->two->mode)) {
446 d->dirty_submodule = p->two->dirty_submodule;
447 d->new_submodule_commits = !!oidcmp(&p->one->oid,
448 &p->two->oid);
449 if (s->status_format == STATUS_FORMAT_SHORT)
450 d->worktree_status = short_submodule_status(d);
451 }
452
453 switch (p->status) {
454 case DIFF_STATUS_ADDED:
455 d->mode_worktree = p->two->mode;
456 break;
457
458 case DIFF_STATUS_DELETED:
459 d->mode_index = p->one->mode;
460 oidcpy(&d->oid_index, &p->one->oid);
461 /* mode_worktree is zero for a delete. */
462 break;
463
464 case DIFF_STATUS_MODIFIED:
465 case DIFF_STATUS_TYPE_CHANGED:
466 case DIFF_STATUS_UNMERGED:
467 d->mode_index = p->one->mode;
468 d->mode_worktree = p->two->mode;
469 oidcpy(&d->oid_index, &p->one->oid);
470 break;
471
472 default:
473 die("BUG: unhandled diff-files status '%c'", p->status);
474 break;
475 }
476
477 }
478 }
479
480 static int unmerged_mask(const char *path)
481 {
482 int pos, mask;
483 const struct cache_entry *ce;
484
485 pos = cache_name_pos(path, strlen(path));
486 if (0 <= pos)
487 return 0;
488
489 mask = 0;
490 pos = -pos-1;
491 while (pos < active_nr) {
492 ce = active_cache[pos++];
493 if (strcmp(ce->name, path) || !ce_stage(ce))
494 break;
495 mask |= (1 << (ce_stage(ce) - 1));
496 }
497 return mask;
498 }
499
500 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
501 struct diff_options *options,
502 void *data)
503 {
504 struct wt_status *s = data;
505 int i;
506
507 for (i = 0; i < q->nr; i++) {
508 struct diff_filepair *p;
509 struct string_list_item *it;
510 struct wt_status_change_data *d;
511
512 p = q->queue[i];
513 it = string_list_insert(&s->change, p->two->path);
514 d = it->util;
515 if (!d) {
516 d = xcalloc(1, sizeof(*d));
517 it->util = d;
518 }
519 if (!d->index_status)
520 d->index_status = p->status;
521 switch (p->status) {
522 case DIFF_STATUS_ADDED:
523 /* Leave {mode,oid}_head zero for an add. */
524 d->mode_index = p->two->mode;
525 oidcpy(&d->oid_index, &p->two->oid);
526 break;
527 case DIFF_STATUS_DELETED:
528 d->mode_head = p->one->mode;
529 oidcpy(&d->oid_head, &p->one->oid);
530 /* Leave {mode,oid}_index zero for a delete. */
531 break;
532
533 case DIFF_STATUS_COPIED:
534 case DIFF_STATUS_RENAMED:
535 d->rename_source = xstrdup(p->one->path);
536 d->rename_score = p->score * 100 / MAX_SCORE;
537 d->rename_status = p->status;
538 /* fallthru */
539 case DIFF_STATUS_MODIFIED:
540 case DIFF_STATUS_TYPE_CHANGED:
541 d->mode_head = p->one->mode;
542 d->mode_index = p->two->mode;
543 oidcpy(&d->oid_head, &p->one->oid);
544 oidcpy(&d->oid_index, &p->two->oid);
545 break;
546 case DIFF_STATUS_UNMERGED:
547 d->stagemask = unmerged_mask(p->two->path);
548 /*
549 * Don't bother setting {mode,oid}_{head,index} since the print
550 * code will output the stage values directly and not use the
551 * values in these fields.
552 */
553 break;
554
555 default:
556 die("BUG: unhandled diff-index status '%c'", p->status);
557 break;
558 }
559 }
560 }
561
562 static void wt_status_collect_changes_worktree(struct wt_status *s)
563 {
564 struct rev_info rev;
565
566 init_revisions(&rev, NULL);
567 setup_revisions(0, NULL, &rev, NULL);
568 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
569 DIFF_OPT_SET(&rev.diffopt, DIRTY_SUBMODULES);
570 rev.diffopt.ita_invisible_in_index = 1;
571 if (!s->show_untracked_files)
572 DIFF_OPT_SET(&rev.diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
573 if (s->ignore_submodule_arg) {
574 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
575 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
576 }
577 rev.diffopt.format_callback = wt_status_collect_changed_cb;
578 rev.diffopt.format_callback_data = s;
579 copy_pathspec(&rev.prune_data, &s->pathspec);
580 run_diff_files(&rev, 0);
581 }
582
583 static void wt_status_collect_changes_index(struct wt_status *s)
584 {
585 struct rev_info rev;
586 struct setup_revision_opt opt;
587
588 init_revisions(&rev, NULL);
589 memset(&opt, 0, sizeof(opt));
590 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
591 setup_revisions(0, NULL, &rev, &opt);
592
593 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
594 rev.diffopt.ita_invisible_in_index = 1;
595 if (s->ignore_submodule_arg) {
596 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
597 } else {
598 /*
599 * Unless the user did explicitly request a submodule ignore
600 * mode by passing a command line option we do not ignore any
601 * changed submodule SHA-1s when comparing index and HEAD, no
602 * matter what is configured. Otherwise the user won't be
603 * shown any submodules she manually added (and which are
604 * staged to be committed), which would be really confusing.
605 */
606 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
607 }
608
609 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
610 rev.diffopt.format_callback = wt_status_collect_updated_cb;
611 rev.diffopt.format_callback_data = s;
612 rev.diffopt.detect_rename = DIFF_DETECT_RENAME;
613 rev.diffopt.rename_limit = 200;
614 rev.diffopt.break_opt = 0;
615 copy_pathspec(&rev.prune_data, &s->pathspec);
616 run_diff_index(&rev, 1);
617 }
618
619 static void wt_status_collect_changes_initial(struct wt_status *s)
620 {
621 int i;
622
623 for (i = 0; i < active_nr; i++) {
624 struct string_list_item *it;
625 struct wt_status_change_data *d;
626 const struct cache_entry *ce = active_cache[i];
627
628 if (!ce_path_match(ce, &s->pathspec, NULL))
629 continue;
630 if (ce_intent_to_add(ce))
631 continue;
632 it = string_list_insert(&s->change, ce->name);
633 d = it->util;
634 if (!d) {
635 d = xcalloc(1, sizeof(*d));
636 it->util = d;
637 }
638 if (ce_stage(ce)) {
639 d->index_status = DIFF_STATUS_UNMERGED;
640 d->stagemask |= (1 << (ce_stage(ce) - 1));
641 /*
642 * Don't bother setting {mode,oid}_{head,index} since the print
643 * code will output the stage values directly and not use the
644 * values in these fields.
645 */
646 } else {
647 d->index_status = DIFF_STATUS_ADDED;
648 /* Leave {mode,oid}_head zero for adds. */
649 d->mode_index = ce->ce_mode;
650 oidcpy(&d->oid_index, &ce->oid);
651 }
652 }
653 }
654
655 static void wt_status_collect_untracked(struct wt_status *s)
656 {
657 int i;
658 struct dir_struct dir;
659 uint64_t t_begin = getnanotime();
660
661 if (!s->show_untracked_files)
662 return;
663
664 memset(&dir, 0, sizeof(dir));
665 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
666 dir.flags |=
667 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
668 if (s->show_ignored_files)
669 dir.flags |= DIR_SHOW_IGNORED_TOO;
670 else
671 dir.untracked = the_index.untracked;
672 setup_standard_excludes(&dir);
673
674 fill_directory(&dir, &s->pathspec);
675
676 for (i = 0; i < dir.nr; i++) {
677 struct dir_entry *ent = dir.entries[i];
678 if (cache_name_is_other(ent->name, ent->len) &&
679 dir_path_match(ent, &s->pathspec, 0, NULL))
680 string_list_insert(&s->untracked, ent->name);
681 free(ent);
682 }
683
684 for (i = 0; i < dir.ignored_nr; i++) {
685 struct dir_entry *ent = dir.ignored[i];
686 if (cache_name_is_other(ent->name, ent->len) &&
687 dir_path_match(ent, &s->pathspec, 0, NULL))
688 string_list_insert(&s->ignored, ent->name);
689 free(ent);
690 }
691
692 free(dir.entries);
693 free(dir.ignored);
694 clear_directory(&dir);
695
696 if (advice_status_u_option)
697 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
698 }
699
700 void wt_status_collect(struct wt_status *s)
701 {
702 wt_status_collect_changes_worktree(s);
703
704 if (s->is_initial)
705 wt_status_collect_changes_initial(s);
706 else
707 wt_status_collect_changes_index(s);
708 wt_status_collect_untracked(s);
709 }
710
711 static void wt_longstatus_print_unmerged(struct wt_status *s)
712 {
713 int shown_header = 0;
714 int i;
715
716 for (i = 0; i < s->change.nr; i++) {
717 struct wt_status_change_data *d;
718 struct string_list_item *it;
719 it = &(s->change.items[i]);
720 d = it->util;
721 if (!d->stagemask)
722 continue;
723 if (!shown_header) {
724 wt_longstatus_print_unmerged_header(s);
725 shown_header = 1;
726 }
727 wt_longstatus_print_unmerged_data(s, it);
728 }
729 if (shown_header)
730 wt_longstatus_print_trailer(s);
731
732 }
733
734 static void wt_longstatus_print_updated(struct wt_status *s)
735 {
736 int shown_header = 0;
737 int i;
738
739 for (i = 0; i < s->change.nr; i++) {
740 struct wt_status_change_data *d;
741 struct string_list_item *it;
742 it = &(s->change.items[i]);
743 d = it->util;
744 if (!d->index_status ||
745 d->index_status == DIFF_STATUS_UNMERGED)
746 continue;
747 if (!shown_header) {
748 wt_longstatus_print_cached_header(s);
749 s->commitable = 1;
750 shown_header = 1;
751 }
752 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
753 }
754 if (shown_header)
755 wt_longstatus_print_trailer(s);
756 }
757
758 /*
759 * -1 : has delete
760 * 0 : no change
761 * 1 : some change but no delete
762 */
763 static int wt_status_check_worktree_changes(struct wt_status *s,
764 int *dirty_submodules)
765 {
766 int i;
767 int changes = 0;
768
769 *dirty_submodules = 0;
770
771 for (i = 0; i < s->change.nr; i++) {
772 struct wt_status_change_data *d;
773 d = s->change.items[i].util;
774 if (!d->worktree_status ||
775 d->worktree_status == DIFF_STATUS_UNMERGED)
776 continue;
777 if (!changes)
778 changes = 1;
779 if (d->dirty_submodule)
780 *dirty_submodules = 1;
781 if (d->worktree_status == DIFF_STATUS_DELETED)
782 changes = -1;
783 }
784 return changes;
785 }
786
787 static void wt_longstatus_print_changed(struct wt_status *s)
788 {
789 int i, dirty_submodules;
790 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
791
792 if (!worktree_changes)
793 return;
794
795 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
796
797 for (i = 0; i < s->change.nr; i++) {
798 struct wt_status_change_data *d;
799 struct string_list_item *it;
800 it = &(s->change.items[i]);
801 d = it->util;
802 if (!d->worktree_status ||
803 d->worktree_status == DIFF_STATUS_UNMERGED)
804 continue;
805 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
806 }
807 wt_longstatus_print_trailer(s);
808 }
809
810 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
811 {
812 struct child_process sm_summary = CHILD_PROCESS_INIT;
813 struct strbuf cmd_stdout = STRBUF_INIT;
814 struct strbuf summary = STRBUF_INIT;
815 char *summary_content;
816
817 argv_array_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s",
818 s->index_file);
819
820 argv_array_push(&sm_summary.args, "submodule");
821 argv_array_push(&sm_summary.args, "summary");
822 argv_array_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
823 argv_array_push(&sm_summary.args, "--for-status");
824 argv_array_push(&sm_summary.args, "--summary-limit");
825 argv_array_pushf(&sm_summary.args, "%d", s->submodule_summary);
826 if (!uncommitted)
827 argv_array_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
828
829 sm_summary.git_cmd = 1;
830 sm_summary.no_stdin = 1;
831
832 capture_command(&sm_summary, &cmd_stdout, 1024);
833
834 /* prepend header, only if there's an actual output */
835 if (cmd_stdout.len) {
836 if (uncommitted)
837 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
838 else
839 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
840 strbuf_addstr(&summary, "\n\n");
841 }
842 strbuf_addbuf(&summary, &cmd_stdout);
843 strbuf_release(&cmd_stdout);
844
845 if (s->display_comment_prefix) {
846 size_t len;
847 summary_content = strbuf_detach(&summary, &len);
848 strbuf_add_commented_lines(&summary, summary_content, len);
849 free(summary_content);
850 }
851
852 fputs(summary.buf, s->fp);
853 strbuf_release(&summary);
854 }
855
856 static void wt_longstatus_print_other(struct wt_status *s,
857 struct string_list *l,
858 const char *what,
859 const char *how)
860 {
861 int i;
862 struct strbuf buf = STRBUF_INIT;
863 static struct string_list output = STRING_LIST_INIT_DUP;
864 struct column_options copts;
865
866 if (!l->nr)
867 return;
868
869 wt_longstatus_print_other_header(s, what, how);
870
871 for (i = 0; i < l->nr; i++) {
872 struct string_list_item *it;
873 const char *path;
874 it = &(l->items[i]);
875 path = quote_path(it->string, s->prefix, &buf);
876 if (column_active(s->colopts)) {
877 string_list_append(&output, path);
878 continue;
879 }
880 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
881 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
882 "%s\n", path);
883 }
884
885 strbuf_release(&buf);
886 if (!column_active(s->colopts))
887 goto conclude;
888
889 strbuf_addf(&buf, "%s%s\t%s",
890 color(WT_STATUS_HEADER, s),
891 s->display_comment_prefix ? "#" : "",
892 color(WT_STATUS_UNTRACKED, s));
893 memset(&copts, 0, sizeof(copts));
894 copts.padding = 1;
895 copts.indent = buf.buf;
896 if (want_color(s->use_color))
897 copts.nl = GIT_COLOR_RESET "\n";
898 print_columns(&output, s->colopts, &copts);
899 string_list_clear(&output, 0);
900 strbuf_release(&buf);
901 conclude:
902 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
903 }
904
905 size_t wt_status_locate_end(const char *s, size_t len)
906 {
907 const char *p;
908 struct strbuf pattern = STRBUF_INIT;
909
910 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
911 if (starts_with(s, pattern.buf + 1))
912 len = 0;
913 else if ((p = strstr(s, pattern.buf)))
914 len = p - s + 1;
915 strbuf_release(&pattern);
916 return len;
917 }
918
919 void wt_status_add_cut_line(FILE *fp)
920 {
921 const char *explanation = _("Do not touch the line above.\nEverything below will be removed.");
922 struct strbuf buf = STRBUF_INIT;
923
924 fprintf(fp, "%c %s", comment_line_char, cut_line);
925 strbuf_add_commented_lines(&buf, explanation, strlen(explanation));
926 fputs(buf.buf, fp);
927 strbuf_release(&buf);
928 }
929
930 static void wt_longstatus_print_verbose(struct wt_status *s)
931 {
932 struct rev_info rev;
933 struct setup_revision_opt opt;
934 int dirty_submodules;
935 const char *c = color(WT_STATUS_HEADER, s);
936
937 init_revisions(&rev, NULL);
938 DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
939 rev.diffopt.ita_invisible_in_index = 1;
940
941 memset(&opt, 0, sizeof(opt));
942 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
943 setup_revisions(0, NULL, &rev, &opt);
944
945 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
946 rev.diffopt.detect_rename = DIFF_DETECT_RENAME;
947 rev.diffopt.file = s->fp;
948 rev.diffopt.close_file = 0;
949 /*
950 * If we're not going to stdout, then we definitely don't
951 * want color, since we are going to the commit message
952 * file (and even the "auto" setting won't work, since it
953 * will have checked isatty on stdout). But we then do want
954 * to insert the scissor line here to reliably remove the
955 * diff before committing.
956 */
957 if (s->fp != stdout) {
958 rev.diffopt.use_color = 0;
959 wt_status_add_cut_line(s->fp);
960 }
961 if (s->verbose > 1 && s->commitable) {
962 /* print_updated() printed a header, so do we */
963 if (s->fp != stdout)
964 wt_longstatus_print_trailer(s);
965 status_printf_ln(s, c, _("Changes to be committed:"));
966 rev.diffopt.a_prefix = "c/";
967 rev.diffopt.b_prefix = "i/";
968 } /* else use prefix as per user config */
969 run_diff_index(&rev, 1);
970 if (s->verbose > 1 &&
971 wt_status_check_worktree_changes(s, &dirty_submodules)) {
972 status_printf_ln(s, c,
973 "--------------------------------------------------");
974 status_printf_ln(s, c, _("Changes not staged for commit:"));
975 setup_work_tree();
976 rev.diffopt.a_prefix = "i/";
977 rev.diffopt.b_prefix = "w/";
978 run_diff_files(&rev, 0);
979 }
980 }
981
982 static void wt_longstatus_print_tracking(struct wt_status *s)
983 {
984 struct strbuf sb = STRBUF_INIT;
985 const char *cp, *ep, *branch_name;
986 struct branch *branch;
987 char comment_line_string[3];
988 int i;
989
990 assert(s->branch && !s->is_initial);
991 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
992 return;
993 branch = branch_get(branch_name);
994 if (!format_tracking_info(branch, &sb))
995 return;
996
997 i = 0;
998 if (s->display_comment_prefix) {
999 comment_line_string[i++] = comment_line_char;
1000 comment_line_string[i++] = ' ';
1001 }
1002 comment_line_string[i] = '\0';
1003
1004 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
1005 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
1006 "%s%.*s", comment_line_string,
1007 (int)(ep - cp), cp);
1008 if (s->display_comment_prefix)
1009 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
1010 comment_line_char);
1011 else
1012 fputs("", s->fp);
1013 }
1014
1015 static int has_unmerged(struct wt_status *s)
1016 {
1017 int i;
1018
1019 for (i = 0; i < s->change.nr; i++) {
1020 struct wt_status_change_data *d;
1021 d = s->change.items[i].util;
1022 if (d->stagemask)
1023 return 1;
1024 }
1025 return 0;
1026 }
1027
1028 static void show_merge_in_progress(struct wt_status *s,
1029 struct wt_status_state *state,
1030 const char *color)
1031 {
1032 if (has_unmerged(s)) {
1033 status_printf_ln(s, color, _("You have unmerged paths."));
1034 if (s->hints) {
1035 status_printf_ln(s, color,
1036 _(" (fix conflicts and run \"git commit\")"));
1037 status_printf_ln(s, color,
1038 _(" (use \"git merge --abort\" to abort the merge)"));
1039 }
1040 } else {
1041 s-> commitable = 1;
1042 status_printf_ln(s, color,
1043 _("All conflicts fixed but you are still merging."));
1044 if (s->hints)
1045 status_printf_ln(s, color,
1046 _(" (use \"git commit\" to conclude merge)"));
1047 }
1048 wt_longstatus_print_trailer(s);
1049 }
1050
1051 static void show_am_in_progress(struct wt_status *s,
1052 struct wt_status_state *state,
1053 const char *color)
1054 {
1055 status_printf_ln(s, color,
1056 _("You are in the middle of an am session."));
1057 if (state->am_empty_patch)
1058 status_printf_ln(s, color,
1059 _("The current patch is empty."));
1060 if (s->hints) {
1061 if (!state->am_empty_patch)
1062 status_printf_ln(s, color,
1063 _(" (fix conflicts and then run \"git am --continue\")"));
1064 status_printf_ln(s, color,
1065 _(" (use \"git am --skip\" to skip this patch)"));
1066 status_printf_ln(s, color,
1067 _(" (use \"git am --abort\" to restore the original branch)"));
1068 }
1069 wt_longstatus_print_trailer(s);
1070 }
1071
1072 static char *read_line_from_git_path(const char *filename)
1073 {
1074 struct strbuf buf = STRBUF_INIT;
1075 FILE *fp = fopen(git_path("%s", filename), "r");
1076 if (!fp) {
1077 strbuf_release(&buf);
1078 return NULL;
1079 }
1080 strbuf_getline_lf(&buf, fp);
1081 if (!fclose(fp)) {
1082 return strbuf_detach(&buf, NULL);
1083 } else {
1084 strbuf_release(&buf);
1085 return NULL;
1086 }
1087 }
1088
1089 static int split_commit_in_progress(struct wt_status *s)
1090 {
1091 int split_in_progress = 0;
1092 char *head, *orig_head, *rebase_amend, *rebase_orig_head;
1093
1094 if ((!s->amend && !s->nowarn && !s->workdir_dirty) ||
1095 !s->branch || strcmp(s->branch, "HEAD"))
1096 return 0;
1097
1098 head = read_line_from_git_path("HEAD");
1099 orig_head = read_line_from_git_path("ORIG_HEAD");
1100 rebase_amend = read_line_from_git_path("rebase-merge/amend");
1101 rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1102
1103 if (!head || !orig_head || !rebase_amend || !rebase_orig_head)
1104 ; /* fall through, no split in progress */
1105 else if (!strcmp(rebase_amend, rebase_orig_head))
1106 split_in_progress = !!strcmp(head, rebase_amend);
1107 else if (strcmp(orig_head, rebase_orig_head))
1108 split_in_progress = 1;
1109
1110 free(head);
1111 free(orig_head);
1112 free(rebase_amend);
1113 free(rebase_orig_head);
1114
1115 return split_in_progress;
1116 }
1117
1118 /*
1119 * Turn
1120 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1121 * into
1122 * "pick d6a2f03 some message"
1123 *
1124 * The function assumes that the line does not contain useless spaces
1125 * before or after the command.
1126 */
1127 static void abbrev_sha1_in_line(struct strbuf *line)
1128 {
1129 struct strbuf **split;
1130 int i;
1131
1132 if (starts_with(line->buf, "exec ") ||
1133 starts_with(line->buf, "x "))
1134 return;
1135
1136 split = strbuf_split_max(line, ' ', 3);
1137 if (split[0] && split[1]) {
1138 struct object_id oid;
1139
1140 /*
1141 * strbuf_split_max left a space. Trim it and re-add
1142 * it after abbreviation.
1143 */
1144 strbuf_trim(split[1]);
1145 if (!get_oid(split[1]->buf, &oid)) {
1146 strbuf_reset(split[1]);
1147 strbuf_add_unique_abbrev(split[1], oid.hash,
1148 DEFAULT_ABBREV);
1149 strbuf_addch(split[1], ' ');
1150 strbuf_reset(line);
1151 for (i = 0; split[i]; i++)
1152 strbuf_addbuf(line, split[i]);
1153 }
1154 }
1155 strbuf_list_free(split);
1156 }
1157
1158 static int read_rebase_todolist(const char *fname, struct string_list *lines)
1159 {
1160 struct strbuf line = STRBUF_INIT;
1161 FILE *f = fopen(git_path("%s", fname), "r");
1162
1163 if (!f) {
1164 if (errno == ENOENT)
1165 return -1;
1166 die_errno("Could not open file %s for reading",
1167 git_path("%s", fname));
1168 }
1169 while (!strbuf_getline_lf(&line, f)) {
1170 if (line.len && line.buf[0] == comment_line_char)
1171 continue;
1172 strbuf_trim(&line);
1173 if (!line.len)
1174 continue;
1175 abbrev_sha1_in_line(&line);
1176 string_list_append(lines, line.buf);
1177 }
1178 fclose(f);
1179 return 0;
1180 }
1181
1182 static void show_rebase_information(struct wt_status *s,
1183 struct wt_status_state *state,
1184 const char *color)
1185 {
1186 if (state->rebase_interactive_in_progress) {
1187 int i;
1188 int nr_lines_to_show = 2;
1189
1190 struct string_list have_done = STRING_LIST_INIT_DUP;
1191 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1192
1193 read_rebase_todolist("rebase-merge/done", &have_done);
1194 if (read_rebase_todolist("rebase-merge/git-rebase-todo",
1195 &yet_to_do))
1196 status_printf_ln(s, color,
1197 _("git-rebase-todo is missing."));
1198 if (have_done.nr == 0)
1199 status_printf_ln(s, color, _("No commands done."));
1200 else {
1201 status_printf_ln(s, color,
1202 Q_("Last command done (%d command done):",
1203 "Last commands done (%d commands done):",
1204 have_done.nr),
1205 have_done.nr);
1206 for (i = (have_done.nr > nr_lines_to_show)
1207 ? have_done.nr - nr_lines_to_show : 0;
1208 i < have_done.nr;
1209 i++)
1210 status_printf_ln(s, color, " %s", have_done.items[i].string);
1211 if (have_done.nr > nr_lines_to_show && s->hints)
1212 status_printf_ln(s, color,
1213 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1214 }
1215
1216 if (yet_to_do.nr == 0)
1217 status_printf_ln(s, color,
1218 _("No commands remaining."));
1219 else {
1220 status_printf_ln(s, color,
1221 Q_("Next command to do (%d remaining command):",
1222 "Next commands to do (%d remaining commands):",
1223 yet_to_do.nr),
1224 yet_to_do.nr);
1225 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1226 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1227 if (s->hints)
1228 status_printf_ln(s, color,
1229 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1230 }
1231 string_list_clear(&yet_to_do, 0);
1232 string_list_clear(&have_done, 0);
1233 }
1234 }
1235
1236 static void print_rebase_state(struct wt_status *s,
1237 struct wt_status_state *state,
1238 const char *color)
1239 {
1240 if (state->branch)
1241 status_printf_ln(s, color,
1242 _("You are currently rebasing branch '%s' on '%s'."),
1243 state->branch,
1244 state->onto);
1245 else
1246 status_printf_ln(s, color,
1247 _("You are currently rebasing."));
1248 }
1249
1250 static void show_rebase_in_progress(struct wt_status *s,
1251 struct wt_status_state *state,
1252 const char *color)
1253 {
1254 struct stat st;
1255
1256 show_rebase_information(s, state, color);
1257 if (has_unmerged(s)) {
1258 print_rebase_state(s, state, color);
1259 if (s->hints) {
1260 status_printf_ln(s, color,
1261 _(" (fix conflicts and then run \"git rebase --continue\")"));
1262 status_printf_ln(s, color,
1263 _(" (use \"git rebase --skip\" to skip this patch)"));
1264 status_printf_ln(s, color,
1265 _(" (use \"git rebase --abort\" to check out the original branch)"));
1266 }
1267 } else if (state->rebase_in_progress || !stat(git_path_merge_msg(), &st)) {
1268 print_rebase_state(s, state, color);
1269 if (s->hints)
1270 status_printf_ln(s, color,
1271 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1272 } else if (split_commit_in_progress(s)) {
1273 if (state->branch)
1274 status_printf_ln(s, color,
1275 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1276 state->branch,
1277 state->onto);
1278 else
1279 status_printf_ln(s, color,
1280 _("You are currently splitting a commit during a rebase."));
1281 if (s->hints)
1282 status_printf_ln(s, color,
1283 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1284 } else {
1285 if (state->branch)
1286 status_printf_ln(s, color,
1287 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1288 state->branch,
1289 state->onto);
1290 else
1291 status_printf_ln(s, color,
1292 _("You are currently editing a commit during a rebase."));
1293 if (s->hints && !s->amend) {
1294 status_printf_ln(s, color,
1295 _(" (use \"git commit --amend\" to amend the current commit)"));
1296 status_printf_ln(s, color,
1297 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1298 }
1299 }
1300 wt_longstatus_print_trailer(s);
1301 }
1302
1303 static void show_cherry_pick_in_progress(struct wt_status *s,
1304 struct wt_status_state *state,
1305 const char *color)
1306 {
1307 status_printf_ln(s, color, _("You are currently cherry-picking commit %s."),
1308 find_unique_abbrev(state->cherry_pick_head_sha1, DEFAULT_ABBREV));
1309 if (s->hints) {
1310 if (has_unmerged(s))
1311 status_printf_ln(s, color,
1312 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1313 else
1314 status_printf_ln(s, color,
1315 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1316 status_printf_ln(s, color,
1317 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1318 }
1319 wt_longstatus_print_trailer(s);
1320 }
1321
1322 static void show_revert_in_progress(struct wt_status *s,
1323 struct wt_status_state *state,
1324 const char *color)
1325 {
1326 status_printf_ln(s, color, _("You are currently reverting commit %s."),
1327 find_unique_abbrev(state->revert_head_sha1, DEFAULT_ABBREV));
1328 if (s->hints) {
1329 if (has_unmerged(s))
1330 status_printf_ln(s, color,
1331 _(" (fix conflicts and run \"git revert --continue\")"));
1332 else
1333 status_printf_ln(s, color,
1334 _(" (all conflicts fixed: run \"git revert --continue\")"));
1335 status_printf_ln(s, color,
1336 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1337 }
1338 wt_longstatus_print_trailer(s);
1339 }
1340
1341 static void show_bisect_in_progress(struct wt_status *s,
1342 struct wt_status_state *state,
1343 const char *color)
1344 {
1345 if (state->branch)
1346 status_printf_ln(s, color,
1347 _("You are currently bisecting, started from branch '%s'."),
1348 state->branch);
1349 else
1350 status_printf_ln(s, color,
1351 _("You are currently bisecting."));
1352 if (s->hints)
1353 status_printf_ln(s, color,
1354 _(" (use \"git bisect reset\" to get back to the original branch)"));
1355 wt_longstatus_print_trailer(s);
1356 }
1357
1358 /*
1359 * Extract branch information from rebase/bisect
1360 */
1361 static char *get_branch(const struct worktree *wt, const char *path)
1362 {
1363 struct strbuf sb = STRBUF_INIT;
1364 struct object_id oid;
1365 const char *branch_name;
1366
1367 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1368 goto got_nothing;
1369
1370 while (sb.len && sb.buf[sb.len - 1] == '\n')
1371 strbuf_setlen(&sb, sb.len - 1);
1372 if (!sb.len)
1373 goto got_nothing;
1374 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1375 strbuf_remove(&sb, 0, branch_name - sb.buf);
1376 else if (starts_with(sb.buf, "refs/"))
1377 ;
1378 else if (!get_oid_hex(sb.buf, &oid)) {
1379 strbuf_reset(&sb);
1380 strbuf_add_unique_abbrev(&sb, oid.hash, DEFAULT_ABBREV);
1381 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1382 goto got_nothing;
1383 else /* bisect */
1384 ;
1385 return strbuf_detach(&sb, NULL);
1386
1387 got_nothing:
1388 strbuf_release(&sb);
1389 return NULL;
1390 }
1391
1392 struct grab_1st_switch_cbdata {
1393 struct strbuf buf;
1394 struct object_id noid;
1395 };
1396
1397 static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
1398 const char *email, unsigned long timestamp, int tz,
1399 const char *message, void *cb_data)
1400 {
1401 struct grab_1st_switch_cbdata *cb = cb_data;
1402 const char *target = NULL, *end;
1403
1404 if (!skip_prefix(message, "checkout: moving from ", &message))
1405 return 0;
1406 target = strstr(message, " to ");
1407 if (!target)
1408 return 0;
1409 target += strlen(" to ");
1410 strbuf_reset(&cb->buf);
1411 oidcpy(&cb->noid, noid);
1412 end = strchrnul(target, '\n');
1413 strbuf_add(&cb->buf, target, end - target);
1414 if (!strcmp(cb->buf.buf, "HEAD")) {
1415 /* HEAD is relative. Resolve it to the right reflog entry. */
1416 strbuf_reset(&cb->buf);
1417 strbuf_add_unique_abbrev(&cb->buf, noid->hash, DEFAULT_ABBREV);
1418 }
1419 return 1;
1420 }
1421
1422 static void wt_status_get_detached_from(struct wt_status_state *state)
1423 {
1424 struct grab_1st_switch_cbdata cb;
1425 struct commit *commit;
1426 struct object_id oid;
1427 char *ref = NULL;
1428
1429 strbuf_init(&cb.buf, 0);
1430 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1431 strbuf_release(&cb.buf);
1432 return;
1433 }
1434
1435 if (dwim_ref(cb.buf.buf, cb.buf.len, oid.hash, &ref) == 1 &&
1436 /* sha1 is a commit? match without further lookup */
1437 (!oidcmp(&cb.noid, &oid) ||
1438 /* perhaps sha1 is a tag, try to dereference to a commit */
1439 ((commit = lookup_commit_reference_gently(oid.hash, 1)) != NULL &&
1440 !oidcmp(&cb.noid, &commit->object.oid)))) {
1441 const char *from = ref;
1442 if (!skip_prefix(from, "refs/tags/", &from))
1443 skip_prefix(from, "refs/remotes/", &from);
1444 state->detached_from = xstrdup(from);
1445 } else
1446 state->detached_from =
1447 xstrdup(find_unique_abbrev(cb.noid.hash, DEFAULT_ABBREV));
1448 hashcpy(state->detached_sha1, cb.noid.hash);
1449 state->detached_at = !get_oid("HEAD", &oid) &&
1450 !hashcmp(oid.hash, state->detached_sha1);
1451
1452 free(ref);
1453 strbuf_release(&cb.buf);
1454 }
1455
1456 int wt_status_check_rebase(const struct worktree *wt,
1457 struct wt_status_state *state)
1458 {
1459 struct stat st;
1460
1461 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1462 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1463 state->am_in_progress = 1;
1464 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1465 state->am_empty_patch = 1;
1466 } else {
1467 state->rebase_in_progress = 1;
1468 state->branch = get_branch(wt, "rebase-apply/head-name");
1469 state->onto = get_branch(wt, "rebase-apply/onto");
1470 }
1471 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1472 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1473 state->rebase_interactive_in_progress = 1;
1474 else
1475 state->rebase_in_progress = 1;
1476 state->branch = get_branch(wt, "rebase-merge/head-name");
1477 state->onto = get_branch(wt, "rebase-merge/onto");
1478 } else
1479 return 0;
1480 return 1;
1481 }
1482
1483 int wt_status_check_bisect(const struct worktree *wt,
1484 struct wt_status_state *state)
1485 {
1486 struct stat st;
1487
1488 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1489 state->bisect_in_progress = 1;
1490 state->branch = get_branch(wt, "BISECT_START");
1491 return 1;
1492 }
1493 return 0;
1494 }
1495
1496 void wt_status_get_state(struct wt_status_state *state,
1497 int get_detached_from)
1498 {
1499 struct stat st;
1500 struct object_id oid;
1501
1502 if (!stat(git_path_merge_head(), &st)) {
1503 state->merge_in_progress = 1;
1504 } else if (wt_status_check_rebase(NULL, state)) {
1505 ; /* all set */
1506 } else if (!stat(git_path_cherry_pick_head(), &st) &&
1507 !get_oid("CHERRY_PICK_HEAD", &oid)) {
1508 state->cherry_pick_in_progress = 1;
1509 hashcpy(state->cherry_pick_head_sha1, oid.hash);
1510 }
1511 wt_status_check_bisect(NULL, state);
1512 if (!stat(git_path_revert_head(), &st) &&
1513 !get_oid("REVERT_HEAD", &oid)) {
1514 state->revert_in_progress = 1;
1515 hashcpy(state->revert_head_sha1, oid.hash);
1516 }
1517
1518 if (get_detached_from)
1519 wt_status_get_detached_from(state);
1520 }
1521
1522 static void wt_longstatus_print_state(struct wt_status *s,
1523 struct wt_status_state *state)
1524 {
1525 const char *state_color = color(WT_STATUS_HEADER, s);
1526 if (state->merge_in_progress)
1527 show_merge_in_progress(s, state, state_color);
1528 else if (state->am_in_progress)
1529 show_am_in_progress(s, state, state_color);
1530 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1531 show_rebase_in_progress(s, state, state_color);
1532 else if (state->cherry_pick_in_progress)
1533 show_cherry_pick_in_progress(s, state, state_color);
1534 else if (state->revert_in_progress)
1535 show_revert_in_progress(s, state, state_color);
1536 if (state->bisect_in_progress)
1537 show_bisect_in_progress(s, state, state_color);
1538 }
1539
1540 static void wt_longstatus_print(struct wt_status *s)
1541 {
1542 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1543 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1544 struct wt_status_state state;
1545
1546 memset(&state, 0, sizeof(state));
1547 wt_status_get_state(&state,
1548 s->branch && !strcmp(s->branch, "HEAD"));
1549
1550 if (s->branch) {
1551 const char *on_what = _("On branch ");
1552 const char *branch_name = s->branch;
1553 if (!strcmp(branch_name, "HEAD")) {
1554 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1555 if (state.rebase_in_progress || state.rebase_interactive_in_progress) {
1556 if (state.rebase_interactive_in_progress)
1557 on_what = _("interactive rebase in progress; onto ");
1558 else
1559 on_what = _("rebase in progress; onto ");
1560 branch_name = state.onto;
1561 } else if (state.detached_from) {
1562 branch_name = state.detached_from;
1563 if (state.detached_at)
1564 on_what = _("HEAD detached at ");
1565 else
1566 on_what = _("HEAD detached from ");
1567 } else {
1568 branch_name = "";
1569 on_what = _("Not currently on any branch.");
1570 }
1571 } else
1572 skip_prefix(branch_name, "refs/heads/", &branch_name);
1573 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1574 status_printf_more(s, branch_status_color, "%s", on_what);
1575 status_printf_more(s, branch_color, "%s\n", branch_name);
1576 if (!s->is_initial)
1577 wt_longstatus_print_tracking(s);
1578 }
1579
1580 wt_longstatus_print_state(s, &state);
1581 free(state.branch);
1582 free(state.onto);
1583 free(state.detached_from);
1584
1585 if (s->is_initial) {
1586 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1587 status_printf_ln(s, color(WT_STATUS_HEADER, s), _("Initial commit"));
1588 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1589 }
1590
1591 wt_longstatus_print_updated(s);
1592 wt_longstatus_print_unmerged(s);
1593 wt_longstatus_print_changed(s);
1594 if (s->submodule_summary &&
1595 (!s->ignore_submodule_arg ||
1596 strcmp(s->ignore_submodule_arg, "all"))) {
1597 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1598 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1599 }
1600 if (s->show_untracked_files) {
1601 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1602 if (s->show_ignored_files)
1603 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1604 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1605 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1606 status_printf_ln(s, GIT_COLOR_NORMAL,
1607 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1608 "may speed it up, but you have to be careful not to forget to add\n"
1609 "new files yourself (see 'git help status')."),
1610 s->untracked_in_ms / 1000.0);
1611 }
1612 } else if (s->commitable)
1613 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1614 s->hints
1615 ? _(" (use -u option to show untracked files)") : "");
1616
1617 if (s->verbose)
1618 wt_longstatus_print_verbose(s);
1619 if (!s->commitable) {
1620 if (s->amend)
1621 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1622 else if (s->nowarn)
1623 ; /* nothing */
1624 else if (s->workdir_dirty) {
1625 if (s->hints)
1626 printf(_("no changes added to commit "
1627 "(use \"git add\" and/or \"git commit -a\")\n"));
1628 else
1629 printf(_("no changes added to commit\n"));
1630 } else if (s->untracked.nr) {
1631 if (s->hints)
1632 printf(_("nothing added to commit but untracked files "
1633 "present (use \"git add\" to track)\n"));
1634 else
1635 printf(_("nothing added to commit but untracked files present\n"));
1636 } else if (s->is_initial) {
1637 if (s->hints)
1638 printf(_("nothing to commit (create/copy files "
1639 "and use \"git add\" to track)\n"));
1640 else
1641 printf(_("nothing to commit\n"));
1642 } else if (!s->show_untracked_files) {
1643 if (s->hints)
1644 printf(_("nothing to commit (use -u to show untracked files)\n"));
1645 else
1646 printf(_("nothing to commit\n"));
1647 } else
1648 printf(_("nothing to commit, working tree clean\n"));
1649 }
1650 }
1651
1652 static void wt_shortstatus_unmerged(struct string_list_item *it,
1653 struct wt_status *s)
1654 {
1655 struct wt_status_change_data *d = it->util;
1656 const char *how = "??";
1657
1658 switch (d->stagemask) {
1659 case 1: how = "DD"; break; /* both deleted */
1660 case 2: how = "AU"; break; /* added by us */
1661 case 3: how = "UD"; break; /* deleted by them */
1662 case 4: how = "UA"; break; /* added by them */
1663 case 5: how = "DU"; break; /* deleted by us */
1664 case 6: how = "AA"; break; /* both added */
1665 case 7: how = "UU"; break; /* both modified */
1666 }
1667 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1668 if (s->null_termination) {
1669 fprintf(stdout, " %s%c", it->string, 0);
1670 } else {
1671 struct strbuf onebuf = STRBUF_INIT;
1672 const char *one;
1673 one = quote_path(it->string, s->prefix, &onebuf);
1674 printf(" %s\n", one);
1675 strbuf_release(&onebuf);
1676 }
1677 }
1678
1679 static void wt_shortstatus_status(struct string_list_item *it,
1680 struct wt_status *s)
1681 {
1682 struct wt_status_change_data *d = it->util;
1683
1684 if (d->index_status)
1685 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1686 else
1687 putchar(' ');
1688 if (d->worktree_status)
1689 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1690 else
1691 putchar(' ');
1692 putchar(' ');
1693 if (s->null_termination) {
1694 fprintf(stdout, "%s%c", it->string, 0);
1695 if (d->rename_source)
1696 fprintf(stdout, "%s%c", d->rename_source, 0);
1697 } else {
1698 struct strbuf onebuf = STRBUF_INIT;
1699 const char *one;
1700
1701 if (d->rename_source) {
1702 one = quote_path(d->rename_source, s->prefix, &onebuf);
1703 if (*one != '"' && strchr(one, ' ') != NULL) {
1704 putchar('"');
1705 strbuf_addch(&onebuf, '"');
1706 one = onebuf.buf;
1707 }
1708 printf("%s -> ", one);
1709 strbuf_release(&onebuf);
1710 }
1711 one = quote_path(it->string, s->prefix, &onebuf);
1712 if (*one != '"' && strchr(one, ' ') != NULL) {
1713 putchar('"');
1714 strbuf_addch(&onebuf, '"');
1715 one = onebuf.buf;
1716 }
1717 printf("%s\n", one);
1718 strbuf_release(&onebuf);
1719 }
1720 }
1721
1722 static void wt_shortstatus_other(struct string_list_item *it,
1723 struct wt_status *s, const char *sign)
1724 {
1725 if (s->null_termination) {
1726 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1727 } else {
1728 struct strbuf onebuf = STRBUF_INIT;
1729 const char *one;
1730 one = quote_path(it->string, s->prefix, &onebuf);
1731 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1732 printf(" %s\n", one);
1733 strbuf_release(&onebuf);
1734 }
1735 }
1736
1737 static void wt_shortstatus_print_tracking(struct wt_status *s)
1738 {
1739 struct branch *branch;
1740 const char *header_color = color(WT_STATUS_HEADER, s);
1741 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1742 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1743
1744 const char *base;
1745 const char *branch_name;
1746 int num_ours, num_theirs;
1747 int upstream_is_gone = 0;
1748
1749 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1750
1751 if (!s->branch)
1752 return;
1753 branch_name = s->branch;
1754
1755 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1756
1757 if (s->is_initial)
1758 color_fprintf(s->fp, header_color, LABEL(N_("Initial commit on ")));
1759
1760 if (!strcmp(s->branch, "HEAD")) {
1761 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1762 LABEL(N_("HEAD (no branch)")));
1763 goto conclude;
1764 }
1765
1766 skip_prefix(branch_name, "refs/heads/", &branch_name);
1767
1768 branch = branch_get(branch_name);
1769
1770 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1771
1772 if (stat_tracking_info(branch, &num_ours, &num_theirs, &base) < 0) {
1773 if (!base)
1774 goto conclude;
1775
1776 upstream_is_gone = 1;
1777 }
1778
1779 base = shorten_unambiguous_ref(base, 0);
1780 color_fprintf(s->fp, header_color, "...");
1781 color_fprintf(s->fp, branch_color_remote, "%s", base);
1782 free((char *)base);
1783
1784 if (!upstream_is_gone && !num_ours && !num_theirs)
1785 goto conclude;
1786
1787 color_fprintf(s->fp, header_color, " [");
1788 if (upstream_is_gone) {
1789 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1790 } else if (!num_ours) {
1791 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1792 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1793 } else if (!num_theirs) {
1794 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1795 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1796 } else {
1797 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1798 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1799 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1800 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1801 }
1802
1803 color_fprintf(s->fp, header_color, "]");
1804 conclude:
1805 fputc(s->null_termination ? '\0' : '\n', s->fp);
1806 }
1807
1808 static void wt_shortstatus_print(struct wt_status *s)
1809 {
1810 struct string_list_item *it;
1811
1812 if (s->show_branch)
1813 wt_shortstatus_print_tracking(s);
1814
1815 for_each_string_list_item(it, &s->change) {
1816 struct wt_status_change_data *d = it->util;
1817
1818 if (d->stagemask)
1819 wt_shortstatus_unmerged(it, s);
1820 else
1821 wt_shortstatus_status(it, s);
1822 }
1823 for_each_string_list_item(it, &s->untracked)
1824 wt_shortstatus_other(it, s, "??");
1825
1826 for_each_string_list_item(it, &s->ignored)
1827 wt_shortstatus_other(it, s, "!!");
1828 }
1829
1830 static void wt_porcelain_print(struct wt_status *s)
1831 {
1832 s->use_color = 0;
1833 s->relative_paths = 0;
1834 s->prefix = NULL;
1835 s->no_gettext = 1;
1836 wt_shortstatus_print(s);
1837 }
1838
1839 /*
1840 * Print branch information for porcelain v2 output. These lines
1841 * are printed when the '--branch' parameter is given.
1842 *
1843 * # branch.oid <commit><eol>
1844 * # branch.head <head><eol>
1845 * [# branch.upstream <upstream><eol>
1846 * [# branch.ab +<ahead> -<behind><eol>]]
1847 *
1848 * <commit> ::= the current commit hash or the the literal
1849 * "(initial)" to indicate an initialized repo
1850 * with no commits.
1851 *
1852 * <head> ::= <branch_name> the current branch name or
1853 * "(detached)" literal when detached head or
1854 * "(unknown)" when something is wrong.
1855 *
1856 * <upstream> ::= the upstream branch name, when set.
1857 *
1858 * <ahead> ::= integer ahead value, when upstream set
1859 * and the commit is present (not gone).
1860 *
1861 * <behind> ::= integer behind value, when upstream set
1862 * and commit is present.
1863 *
1864 *
1865 * The end-of-line is defined by the -z flag.
1866 *
1867 * <eol> ::= NUL when -z,
1868 * LF when NOT -z.
1869 *
1870 */
1871 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
1872 {
1873 struct branch *branch;
1874 const char *base;
1875 const char *branch_name;
1876 struct wt_status_state state;
1877 int ab_info, nr_ahead, nr_behind;
1878 char eol = s->null_termination ? '\0' : '\n';
1879
1880 memset(&state, 0, sizeof(state));
1881 wt_status_get_state(&state, s->branch && !strcmp(s->branch, "HEAD"));
1882
1883 fprintf(s->fp, "# branch.oid %s%c",
1884 (s->is_initial ? "(initial)" : sha1_to_hex(s->sha1_commit)),
1885 eol);
1886
1887 if (!s->branch)
1888 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
1889 else {
1890 if (!strcmp(s->branch, "HEAD")) {
1891 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
1892
1893 if (state.rebase_in_progress || state.rebase_interactive_in_progress)
1894 branch_name = state.onto;
1895 else if (state.detached_from)
1896 branch_name = state.detached_from;
1897 else
1898 branch_name = "";
1899 } else {
1900 branch_name = NULL;
1901 skip_prefix(s->branch, "refs/heads/", &branch_name);
1902
1903 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
1904 }
1905
1906 /* Lookup stats on the upstream tracking branch, if set. */
1907 branch = branch_get(branch_name);
1908 base = NULL;
1909 ab_info = (stat_tracking_info(branch, &nr_ahead, &nr_behind, &base) == 0);
1910 if (base) {
1911 base = shorten_unambiguous_ref(base, 0);
1912 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
1913 free((char *)base);
1914
1915 if (ab_info)
1916 fprintf(s->fp, "# branch.ab +%d -%d%c", nr_ahead, nr_behind, eol);
1917 }
1918 }
1919
1920 free(state.branch);
1921 free(state.onto);
1922 free(state.detached_from);
1923 }
1924
1925 /*
1926 * Convert various submodule status values into a
1927 * fixed-length string of characters in the buffer provided.
1928 */
1929 static void wt_porcelain_v2_submodule_state(
1930 struct wt_status_change_data *d,
1931 char sub[5])
1932 {
1933 if (S_ISGITLINK(d->mode_head) ||
1934 S_ISGITLINK(d->mode_index) ||
1935 S_ISGITLINK(d->mode_worktree)) {
1936 sub[0] = 'S';
1937 sub[1] = d->new_submodule_commits ? 'C' : '.';
1938 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
1939 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
1940 } else {
1941 sub[0] = 'N';
1942 sub[1] = '.';
1943 sub[2] = '.';
1944 sub[3] = '.';
1945 }
1946 sub[4] = 0;
1947 }
1948
1949 /*
1950 * Fix-up changed entries before we print them.
1951 */
1952 static void wt_porcelain_v2_fix_up_changed(
1953 struct string_list_item *it,
1954 struct wt_status *s)
1955 {
1956 struct wt_status_change_data *d = it->util;
1957
1958 if (!d->index_status) {
1959 /*
1960 * This entry is unchanged in the index (relative to the head).
1961 * Therefore, the collect_updated_cb was never called for this
1962 * entry (during the head-vs-index scan) and so the head column
1963 * fields were never set.
1964 *
1965 * We must have data for the index column (from the
1966 * index-vs-worktree scan (otherwise, this entry should not be
1967 * in the list of changes)).
1968 *
1969 * Copy index column fields to the head column, so that our
1970 * output looks complete.
1971 */
1972 assert(d->mode_head == 0);
1973 d->mode_head = d->mode_index;
1974 oidcpy(&d->oid_head, &d->oid_index);
1975 }
1976
1977 if (!d->worktree_status) {
1978 /*
1979 * This entry is unchanged in the worktree (relative to the index).
1980 * Therefore, the collect_changed_cb was never called for this entry
1981 * (during the index-vs-worktree scan) and so the worktree column
1982 * fields were never set.
1983 *
1984 * We must have data for the index column (from the head-vs-index
1985 * scan).
1986 *
1987 * Copy the index column fields to the worktree column so that
1988 * our output looks complete.
1989 *
1990 * Note that we only have a mode field in the worktree column
1991 * because the scan code tries really hard to not have to compute it.
1992 */
1993 assert(d->mode_worktree == 0);
1994 d->mode_worktree = d->mode_index;
1995 }
1996 }
1997
1998 /*
1999 * Print porcelain v2 info for tracked entries with changes.
2000 */
2001 static void wt_porcelain_v2_print_changed_entry(
2002 struct string_list_item *it,
2003 struct wt_status *s)
2004 {
2005 struct wt_status_change_data *d = it->util;
2006 struct strbuf buf = STRBUF_INIT;
2007 struct strbuf buf_from = STRBUF_INIT;
2008 const char *path = NULL;
2009 const char *path_from = NULL;
2010 char key[3];
2011 char submodule_token[5];
2012 char sep_char, eol_char;
2013
2014 wt_porcelain_v2_fix_up_changed(it, s);
2015 wt_porcelain_v2_submodule_state(d, submodule_token);
2016
2017 key[0] = d->index_status ? d->index_status : '.';
2018 key[1] = d->worktree_status ? d->worktree_status : '.';
2019 key[2] = 0;
2020
2021 if (s->null_termination) {
2022 /*
2023 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2024 * A single NUL character separates them.
2025 */
2026 sep_char = '\0';
2027 eol_char = '\0';
2028 path = it->string;
2029 path_from = d->rename_source;
2030 } else {
2031 /*
2032 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2033 * The source path is only present when necessary.
2034 * A single TAB separates them (because paths can contain spaces
2035 * which are not escaped and C-quoting does escape TAB characters).
2036 */
2037 sep_char = '\t';
2038 eol_char = '\n';
2039 path = quote_path(it->string, s->prefix, &buf);
2040 if (d->rename_source)
2041 path_from = quote_path(d->rename_source, s->prefix, &buf_from);
2042 }
2043
2044 if (path_from)
2045 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2046 key, submodule_token,
2047 d->mode_head, d->mode_index, d->mode_worktree,
2048 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2049 d->rename_status, d->rename_score,
2050 path, sep_char, path_from, eol_char);
2051 else
2052 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2053 key, submodule_token,
2054 d->mode_head, d->mode_index, d->mode_worktree,
2055 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2056 path, eol_char);
2057
2058 strbuf_release(&buf);
2059 strbuf_release(&buf_from);
2060 }
2061
2062 /*
2063 * Print porcelain v2 status info for unmerged entries.
2064 */
2065 static void wt_porcelain_v2_print_unmerged_entry(
2066 struct string_list_item *it,
2067 struct wt_status *s)
2068 {
2069 struct wt_status_change_data *d = it->util;
2070 const struct cache_entry *ce;
2071 struct strbuf buf_index = STRBUF_INIT;
2072 const char *path_index = NULL;
2073 int pos, stage, sum;
2074 struct {
2075 int mode;
2076 struct object_id oid;
2077 } stages[3];
2078 char *key;
2079 char submodule_token[5];
2080 char unmerged_prefix = 'u';
2081 char eol_char = s->null_termination ? '\0' : '\n';
2082
2083 wt_porcelain_v2_submodule_state(d, submodule_token);
2084
2085 switch (d->stagemask) {
2086 case 1: key = "DD"; break; /* both deleted */
2087 case 2: key = "AU"; break; /* added by us */
2088 case 3: key = "UD"; break; /* deleted by them */
2089 case 4: key = "UA"; break; /* added by them */
2090 case 5: key = "DU"; break; /* deleted by us */
2091 case 6: key = "AA"; break; /* both added */
2092 case 7: key = "UU"; break; /* both modified */
2093 default:
2094 die("BUG: unhandled unmerged status %x", d->stagemask);
2095 }
2096
2097 /*
2098 * Disregard d.aux.porcelain_v2 data that we accumulated
2099 * for the head and index columns during the scans and
2100 * replace with the actual stage data.
2101 *
2102 * Note that this is a last-one-wins for each the individual
2103 * stage [123] columns in the event of multiple cache entries
2104 * for same stage.
2105 */
2106 memset(stages, 0, sizeof(stages));
2107 sum = 0;
2108 pos = cache_name_pos(it->string, strlen(it->string));
2109 assert(pos < 0);
2110 pos = -pos-1;
2111 while (pos < active_nr) {
2112 ce = active_cache[pos++];
2113 stage = ce_stage(ce);
2114 if (strcmp(ce->name, it->string) || !stage)
2115 break;
2116 stages[stage - 1].mode = ce->ce_mode;
2117 oidcpy(&stages[stage - 1].oid, &ce->oid);
2118 sum |= (1 << (stage - 1));
2119 }
2120 if (sum != d->stagemask)
2121 die("BUG: observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2122
2123 if (s->null_termination)
2124 path_index = it->string;
2125 else
2126 path_index = quote_path(it->string, s->prefix, &buf_index);
2127
2128 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2129 unmerged_prefix, key, submodule_token,
2130 stages[0].mode, /* stage 1 */
2131 stages[1].mode, /* stage 2 */
2132 stages[2].mode, /* stage 3 */
2133 d->mode_worktree,
2134 oid_to_hex(&stages[0].oid), /* stage 1 */
2135 oid_to_hex(&stages[1].oid), /* stage 2 */
2136 oid_to_hex(&stages[2].oid), /* stage 3 */
2137 path_index,
2138 eol_char);
2139
2140 strbuf_release(&buf_index);
2141 }
2142
2143 /*
2144 * Print porcelain V2 status info for untracked and ignored entries.
2145 */
2146 static void wt_porcelain_v2_print_other(
2147 struct string_list_item *it,
2148 struct wt_status *s,
2149 char prefix)
2150 {
2151 struct strbuf buf = STRBUF_INIT;
2152 const char *path;
2153 char eol_char;
2154
2155 if (s->null_termination) {
2156 path = it->string;
2157 eol_char = '\0';
2158 } else {
2159 path = quote_path(it->string, s->prefix, &buf);
2160 eol_char = '\n';
2161 }
2162
2163 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2164
2165 strbuf_release(&buf);
2166 }
2167
2168 /*
2169 * Print porcelain V2 status.
2170 *
2171 * [<v2_branch>]
2172 * [<v2_changed_items>]*
2173 * [<v2_unmerged_items>]*
2174 * [<v2_untracked_items>]*
2175 * [<v2_ignored_items>]*
2176 *
2177 */
2178 static void wt_porcelain_v2_print(struct wt_status *s)
2179 {
2180 struct wt_status_change_data *d;
2181 struct string_list_item *it;
2182 int i;
2183
2184 if (s->show_branch)
2185 wt_porcelain_v2_print_tracking(s);
2186
2187 for (i = 0; i < s->change.nr; i++) {
2188 it = &(s->change.items[i]);
2189 d = it->util;
2190 if (!d->stagemask)
2191 wt_porcelain_v2_print_changed_entry(it, s);
2192 }
2193
2194 for (i = 0; i < s->change.nr; i++) {
2195 it = &(s->change.items[i]);
2196 d = it->util;
2197 if (d->stagemask)
2198 wt_porcelain_v2_print_unmerged_entry(it, s);
2199 }
2200
2201 for (i = 0; i < s->untracked.nr; i++) {
2202 it = &(s->untracked.items[i]);
2203 wt_porcelain_v2_print_other(it, s, '?');
2204 }
2205
2206 for (i = 0; i < s->ignored.nr; i++) {
2207 it = &(s->ignored.items[i]);
2208 wt_porcelain_v2_print_other(it, s, '!');
2209 }
2210 }
2211
2212 void wt_status_print(struct wt_status *s)
2213 {
2214 switch (s->status_format) {
2215 case STATUS_FORMAT_SHORT:
2216 wt_shortstatus_print(s);
2217 break;
2218 case STATUS_FORMAT_PORCELAIN:
2219 wt_porcelain_print(s);
2220 break;
2221 case STATUS_FORMAT_PORCELAIN_V2:
2222 wt_porcelain_v2_print(s);
2223 break;
2224 case STATUS_FORMAT_UNSPECIFIED:
2225 die("BUG: finalize_deferred_config() should have been called");
2226 break;
2227 case STATUS_FORMAT_NONE:
2228 case STATUS_FORMAT_LONG:
2229 wt_longstatus_print(s);
2230 break;
2231 }
2232 }
2233
2234 /**
2235 * Returns 1 if there are unstaged changes, 0 otherwise.
2236 */
2237 int has_unstaged_changes(int ignore_submodules)
2238 {
2239 struct rev_info rev_info;
2240 int result;
2241
2242 init_revisions(&rev_info, NULL);
2243 if (ignore_submodules)
2244 DIFF_OPT_SET(&rev_info.diffopt, IGNORE_SUBMODULES);
2245 DIFF_OPT_SET(&rev_info.diffopt, QUICK);
2246 diff_setup_done(&rev_info.diffopt);
2247 result = run_diff_files(&rev_info, 0);
2248 return diff_result_code(&rev_info.diffopt, result);
2249 }
2250
2251 /**
2252 * Returns 1 if there are uncommitted changes, 0 otherwise.
2253 */
2254 int has_uncommitted_changes(int ignore_submodules)
2255 {
2256 struct rev_info rev_info;
2257 int result;
2258
2259 if (is_cache_unborn())
2260 return 0;
2261
2262 init_revisions(&rev_info, NULL);
2263 if (ignore_submodules)
2264 DIFF_OPT_SET(&rev_info.diffopt, IGNORE_SUBMODULES);
2265 DIFF_OPT_SET(&rev_info.diffopt, QUICK);
2266 add_head_to_pending(&rev_info);
2267 diff_setup_done(&rev_info.diffopt);
2268 result = run_diff_index(&rev_info, 1);
2269 return diff_result_code(&rev_info.diffopt, result);
2270 }
2271
2272 /**
2273 * If the work tree has unstaged or uncommitted changes, dies with the
2274 * appropriate message.
2275 */
2276 int require_clean_work_tree(const char *action, const char *hint, int ignore_submodules, int gently)
2277 {
2278 struct lock_file *lock_file = xcalloc(1, sizeof(*lock_file));
2279 int err = 0, fd;
2280
2281 fd = hold_locked_index(lock_file, 0);
2282 refresh_cache(REFRESH_QUIET);
2283 if (0 <= fd)
2284 update_index_if_able(&the_index, lock_file);
2285 rollback_lock_file(lock_file);
2286
2287 if (has_unstaged_changes(ignore_submodules)) {
2288 /* TRANSLATORS: the action is e.g. "pull with rebase" */
2289 error(_("cannot %s: You have unstaged changes."), _(action));
2290 err = 1;
2291 }
2292
2293 if (has_uncommitted_changes(ignore_submodules)) {
2294 if (err)
2295 error(_("additionally, your index contains uncommitted changes."));
2296 else
2297 error(_("cannot %s: Your index contains uncommitted changes."),
2298 _(action));
2299 err = 1;
2300 }
2301
2302 if (err) {
2303 if (hint)
2304 error("%s", hint);
2305 if (!gently)
2306 exit(128);
2307 }
2308
2309 return err;
2310 }