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status: add --[no-]ahead-behind to status and commit for V2 format.
[git/debian.git] / wt-status.c
blob7a560c16a7861197a5baad51d07086993fffcc43
1 #include "cache.h"
2 #include "wt-status.h"
3 #include "object.h"
4 #include "dir.h"
5 #include "commit.h"
6 #include "diff.h"
7 #include "revision.h"
8 #include "diffcore.h"
9 #include "quote.h"
10 #include "run-command.h"
11 #include "argv-array.h"
12 #include "remote.h"
13 #include "refs.h"
14 #include "submodule.h"
15 #include "column.h"
16 #include "strbuf.h"
17 #include "utf8.h"
18 #include "worktree.h"
19 #include "lockfile.h"
20
21 static const char cut_line[] =
22 "------------------------ >8 ------------------------\n";
23
24 static char default_wt_status_colors[][COLOR_MAXLEN] = {
25 GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
26 GIT_COLOR_GREEN, /* WT_STATUS_UPDATED */
27 GIT_COLOR_RED, /* WT_STATUS_CHANGED */
28 GIT_COLOR_RED, /* WT_STATUS_UNTRACKED */
29 GIT_COLOR_RED, /* WT_STATUS_NOBRANCH */
30 GIT_COLOR_RED, /* WT_STATUS_UNMERGED */
31 GIT_COLOR_GREEN, /* WT_STATUS_LOCAL_BRANCH */
32 GIT_COLOR_RED, /* WT_STATUS_REMOTE_BRANCH */
33 GIT_COLOR_NIL, /* WT_STATUS_ONBRANCH */
34 };
35
36 static const char *color(int slot, struct wt_status *s)
37 {
38 const char *c = "";
39 if (want_color(s->use_color))
40 c = s->color_palette[slot];
41 if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
42 c = s->color_palette[WT_STATUS_HEADER];
43 return c;
44 }
45
46 static void status_vprintf(struct wt_status *s, int at_bol, const char *color,
47 const char *fmt, va_list ap, const char *trail)
48 {
49 struct strbuf sb = STRBUF_INIT;
50 struct strbuf linebuf = STRBUF_INIT;
51 const char *line, *eol;
52
53 strbuf_vaddf(&sb, fmt, ap);
54 if (!sb.len) {
55 if (s->display_comment_prefix) {
56 strbuf_addch(&sb, comment_line_char);
57 if (!trail)
58 strbuf_addch(&sb, ' ');
59 }
60 color_print_strbuf(s->fp, color, &sb);
61 if (trail)
62 fprintf(s->fp, "%s", trail);
63 strbuf_release(&sb);
64 return;
65 }
66 for (line = sb.buf; *line; line = eol + 1) {
67 eol = strchr(line, '\n');
68
69 strbuf_reset(&linebuf);
70 if (at_bol && s->display_comment_prefix) {
71 strbuf_addch(&linebuf, comment_line_char);
72 if (*line != '\n' && *line != '\t')
73 strbuf_addch(&linebuf, ' ');
74 }
75 if (eol)
76 strbuf_add(&linebuf, line, eol - line);
77 else
78 strbuf_addstr(&linebuf, line);
79 color_print_strbuf(s->fp, color, &linebuf);
80 if (eol)
81 fprintf(s->fp, "\n");
82 else
83 break;
84 at_bol = 1;
85 }
86 if (trail)
87 fprintf(s->fp, "%s", trail);
88 strbuf_release(&linebuf);
89 strbuf_release(&sb);
90 }
91
92 void status_printf_ln(struct wt_status *s, const char *color,
93 const char *fmt, ...)
94 {
95 va_list ap;
96
97 va_start(ap, fmt);
98 status_vprintf(s, 1, color, fmt, ap, "\n");
99 va_end(ap);
100 }
101
102 void status_printf(struct wt_status *s, const char *color,
103 const char *fmt, ...)
104 {
105 va_list ap;
106
107 va_start(ap, fmt);
108 status_vprintf(s, 1, color, fmt, ap, NULL);
109 va_end(ap);
110 }
111
112 static void status_printf_more(struct wt_status *s, const char *color,
113 const char *fmt, ...)
114 {
115 va_list ap;
116
117 va_start(ap, fmt);
118 status_vprintf(s, 0, color, fmt, ap, NULL);
119 va_end(ap);
120 }
121
122 void wt_status_prepare(struct wt_status *s)
123 {
124 memset(s, 0, sizeof(*s));
125 memcpy(s->color_palette, default_wt_status_colors,
126 sizeof(default_wt_status_colors));
127 s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
128 s->use_color = -1;
129 s->relative_paths = 1;
130 s->branch = resolve_refdup("HEAD", 0, NULL, NULL);
131 s->reference = "HEAD";
132 s->fp = stdout;
133 s->index_file = get_index_file();
134 s->change.strdup_strings = 1;
135 s->untracked.strdup_strings = 1;
136 s->ignored.strdup_strings = 1;
137 s->show_branch = -1; /* unspecified */
138 s->show_stash = 0;
139 s->ahead_behind_flags = AHEAD_BEHIND_UNSPECIFIED;
140 s->display_comment_prefix = 0;
141 }
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->head_path)
365 one_name = d->head_path;
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 (status == DIFF_STATUS_COPIED || status == DIFF_STATUS_RENAMED)
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 if (d->new_submodule_commits)
412 return 'M';
413 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
414 return 'm';
415 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
416 return '?';
417 return d->worktree_status;
418 }
419
420 static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
421 struct diff_options *options,
422 void *data)
423 {
424 struct wt_status *s = data;
425 int i;
426
427 if (!q->nr)
428 return;
429 s->workdir_dirty = 1;
430 for (i = 0; i < q->nr; i++) {
431 struct diff_filepair *p;
432 struct string_list_item *it;
433 struct wt_status_change_data *d;
434
435 p = q->queue[i];
436 it = string_list_insert(&s->change, p->one->path);
437 d = it->util;
438 if (!d) {
439 d = xcalloc(1, sizeof(*d));
440 it->util = d;
441 }
442 if (!d->worktree_status)
443 d->worktree_status = p->status;
444 if (S_ISGITLINK(p->two->mode)) {
445 d->dirty_submodule = p->two->dirty_submodule;
446 d->new_submodule_commits = !!oidcmp(&p->one->oid,
447 &p->two->oid);
448 if (s->status_format == STATUS_FORMAT_SHORT)
449 d->worktree_status = short_submodule_status(d);
450 }
451
452 switch (p->status) {
453 case DIFF_STATUS_ADDED:
454 d->mode_worktree = p->two->mode;
455 break;
456
457 case DIFF_STATUS_DELETED:
458 d->mode_index = p->one->mode;
459 oidcpy(&d->oid_index, &p->one->oid);
460 /* mode_worktree is zero for a delete. */
461 break;
462
463 case DIFF_STATUS_MODIFIED:
464 case DIFF_STATUS_TYPE_CHANGED:
465 case DIFF_STATUS_UNMERGED:
466 d->mode_index = p->one->mode;
467 d->mode_worktree = p->two->mode;
468 oidcpy(&d->oid_index, &p->one->oid);
469 break;
470
471 case DIFF_STATUS_UNKNOWN:
472 die("BUG: worktree status unknown???");
473 break;
474 }
475
476 }
477 }
478
479 static int unmerged_mask(const char *path)
480 {
481 int pos, mask;
482 const struct cache_entry *ce;
483
484 pos = cache_name_pos(path, strlen(path));
485 if (0 <= pos)
486 return 0;
487
488 mask = 0;
489 pos = -pos-1;
490 while (pos < active_nr) {
491 ce = active_cache[pos++];
492 if (strcmp(ce->name, path) || !ce_stage(ce))
493 break;
494 mask |= (1 << (ce_stage(ce) - 1));
495 }
496 return mask;
497 }
498
499 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
500 struct diff_options *options,
501 void *data)
502 {
503 struct wt_status *s = data;
504 int i;
505
506 for (i = 0; i < q->nr; i++) {
507 struct diff_filepair *p;
508 struct string_list_item *it;
509 struct wt_status_change_data *d;
510
511 p = q->queue[i];
512 it = string_list_insert(&s->change, p->two->path);
513 d = it->util;
514 if (!d) {
515 d = xcalloc(1, sizeof(*d));
516 it->util = d;
517 }
518 if (!d->index_status)
519 d->index_status = p->status;
520 switch (p->status) {
521 case DIFF_STATUS_ADDED:
522 /* Leave {mode,oid}_head zero for an add. */
523 d->mode_index = p->two->mode;
524 oidcpy(&d->oid_index, &p->two->oid);
525 break;
526 case DIFF_STATUS_DELETED:
527 d->mode_head = p->one->mode;
528 oidcpy(&d->oid_head, &p->one->oid);
529 /* Leave {mode,oid}_index zero for a delete. */
530 break;
531
532 case DIFF_STATUS_COPIED:
533 case DIFF_STATUS_RENAMED:
534 d->head_path = xstrdup(p->one->path);
535 d->score = p->score * 100 / MAX_SCORE;
536 /* fallthru */
537 case DIFF_STATUS_MODIFIED:
538 case DIFF_STATUS_TYPE_CHANGED:
539 d->mode_head = p->one->mode;
540 d->mode_index = p->two->mode;
541 oidcpy(&d->oid_head, &p->one->oid);
542 oidcpy(&d->oid_index, &p->two->oid);
543 break;
544 case DIFF_STATUS_UNMERGED:
545 d->stagemask = unmerged_mask(p->two->path);
546 /*
547 * Don't bother setting {mode,oid}_{head,index} since the print
548 * code will output the stage values directly and not use the
549 * values in these fields.
550 */
551 break;
552 }
553 }
554 }
555
556 static void wt_status_collect_changes_worktree(struct wt_status *s)
557 {
558 struct rev_info rev;
559
560 init_revisions(&rev, NULL);
561 setup_revisions(0, NULL, &rev, NULL);
562 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
563 rev.diffopt.flags.dirty_submodules = 1;
564 rev.diffopt.ita_invisible_in_index = 1;
565 if (!s->show_untracked_files)
566 rev.diffopt.flags.ignore_untracked_in_submodules = 1;
567 if (s->ignore_submodule_arg) {
568 rev.diffopt.flags.override_submodule_config = 1;
569 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
570 }
571 rev.diffopt.format_callback = wt_status_collect_changed_cb;
572 rev.diffopt.format_callback_data = s;
573 copy_pathspec(&rev.prune_data, &s->pathspec);
574 run_diff_files(&rev, 0);
575 }
576
577 static void wt_status_collect_changes_index(struct wt_status *s)
578 {
579 struct rev_info rev;
580 struct setup_revision_opt opt;
581
582 init_revisions(&rev, NULL);
583 memset(&opt, 0, sizeof(opt));
584 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
585 setup_revisions(0, NULL, &rev, &opt);
586
587 rev.diffopt.flags.override_submodule_config = 1;
588 rev.diffopt.ita_invisible_in_index = 1;
589 if (s->ignore_submodule_arg) {
590 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
591 } else {
592 /*
593 * Unless the user did explicitly request a submodule ignore
594 * mode by passing a command line option we do not ignore any
595 * changed submodule SHA-1s when comparing index and HEAD, no
596 * matter what is configured. Otherwise the user won't be
597 * shown any submodules she manually added (and which are
598 * staged to be committed), which would be really confusing.
599 */
600 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
601 }
602
603 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
604 rev.diffopt.format_callback = wt_status_collect_updated_cb;
605 rev.diffopt.format_callback_data = s;
606 rev.diffopt.detect_rename = 1;
607 rev.diffopt.rename_limit = 200;
608 rev.diffopt.break_opt = 0;
609 copy_pathspec(&rev.prune_data, &s->pathspec);
610 run_diff_index(&rev, 1);
611 }
612
613 static void wt_status_collect_changes_initial(struct wt_status *s)
614 {
615 int i;
616
617 for (i = 0; i < active_nr; i++) {
618 struct string_list_item *it;
619 struct wt_status_change_data *d;
620 const struct cache_entry *ce = active_cache[i];
621
622 if (!ce_path_match(ce, &s->pathspec, NULL))
623 continue;
624 if (ce_intent_to_add(ce))
625 continue;
626 it = string_list_insert(&s->change, ce->name);
627 d = it->util;
628 if (!d) {
629 d = xcalloc(1, sizeof(*d));
630 it->util = d;
631 }
632 if (ce_stage(ce)) {
633 d->index_status = DIFF_STATUS_UNMERGED;
634 d->stagemask |= (1 << (ce_stage(ce) - 1));
635 /*
636 * Don't bother setting {mode,oid}_{head,index} since the print
637 * code will output the stage values directly and not use the
638 * values in these fields.
639 */
640 } else {
641 d->index_status = DIFF_STATUS_ADDED;
642 /* Leave {mode,oid}_head zero for adds. */
643 d->mode_index = ce->ce_mode;
644 oidcpy(&d->oid_index, &ce->oid);
645 }
646 }
647 }
648
649 static void wt_status_collect_untracked(struct wt_status *s)
650 {
651 int i;
652 struct dir_struct dir;
653 uint64_t t_begin = getnanotime();
654
655 if (!s->show_untracked_files)
656 return;
657
658 memset(&dir, 0, sizeof(dir));
659 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
660 dir.flags |=
661 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
662 if (s->show_ignored_mode) {
663 dir.flags |= DIR_SHOW_IGNORED_TOO;
664
665 if (s->show_ignored_mode == SHOW_MATCHING_IGNORED)
666 dir.flags |= DIR_SHOW_IGNORED_TOO_MODE_MATCHING;
667 } else {
668 dir.untracked = the_index.untracked;
669 }
670
671 setup_standard_excludes(&dir);
672
673 fill_directory(&dir, &the_index, &s->pathspec);
674
675 for (i = 0; i < dir.nr; i++) {
676 struct dir_entry *ent = dir.entries[i];
677 if (cache_name_is_other(ent->name, ent->len) &&
678 dir_path_match(ent, &s->pathspec, 0, NULL))
679 string_list_insert(&s->untracked, ent->name);
680 free(ent);
681 }
682
683 for (i = 0; i < dir.ignored_nr; i++) {
684 struct dir_entry *ent = dir.ignored[i];
685 if (cache_name_is_other(ent->name, ent->len) &&
686 dir_path_match(ent, &s->pathspec, 0, NULL))
687 string_list_insert(&s->ignored, ent->name);
688 free(ent);
689 }
690
691 free(dir.entries);
692 free(dir.ignored);
693 clear_directory(&dir);
694
695 if (advice_status_u_option)
696 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
697 }
698
699 void wt_status_collect(struct wt_status *s)
700 {
701 wt_status_collect_changes_worktree(s);
702
703 if (s->is_initial)
704 wt_status_collect_changes_initial(s);
705 else
706 wt_status_collect_changes_index(s);
707 wt_status_collect_untracked(s);
708 }
709
710 static void wt_longstatus_print_unmerged(struct wt_status *s)
711 {
712 int shown_header = 0;
713 int i;
714
715 for (i = 0; i < s->change.nr; i++) {
716 struct wt_status_change_data *d;
717 struct string_list_item *it;
718 it = &(s->change.items[i]);
719 d = it->util;
720 if (!d->stagemask)
721 continue;
722 if (!shown_header) {
723 wt_longstatus_print_unmerged_header(s);
724 shown_header = 1;
725 }
726 wt_longstatus_print_unmerged_data(s, it);
727 }
728 if (shown_header)
729 wt_longstatus_print_trailer(s);
730
731 }
732
733 static void wt_longstatus_print_updated(struct wt_status *s)
734 {
735 int shown_header = 0;
736 int i;
737
738 for (i = 0; i < s->change.nr; i++) {
739 struct wt_status_change_data *d;
740 struct string_list_item *it;
741 it = &(s->change.items[i]);
742 d = it->util;
743 if (!d->index_status ||
744 d->index_status == DIFF_STATUS_UNMERGED)
745 continue;
746 if (!shown_header) {
747 wt_longstatus_print_cached_header(s);
748 s->commitable = 1;
749 shown_header = 1;
750 }
751 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
752 }
753 if (shown_header)
754 wt_longstatus_print_trailer(s);
755 }
756
757 /*
758 * -1 : has delete
759 * 0 : no change
760 * 1 : some change but no delete
761 */
762 static int wt_status_check_worktree_changes(struct wt_status *s,
763 int *dirty_submodules)
764 {
765 int i;
766 int changes = 0;
767
768 *dirty_submodules = 0;
769
770 for (i = 0; i < s->change.nr; i++) {
771 struct wt_status_change_data *d;
772 d = s->change.items[i].util;
773 if (!d->worktree_status ||
774 d->worktree_status == DIFF_STATUS_UNMERGED)
775 continue;
776 if (!changes)
777 changes = 1;
778 if (d->dirty_submodule)
779 *dirty_submodules = 1;
780 if (d->worktree_status == DIFF_STATUS_DELETED)
781 changes = -1;
782 }
783 return changes;
784 }
785
786 static void wt_longstatus_print_changed(struct wt_status *s)
787 {
788 int i, dirty_submodules;
789 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
790
791 if (!worktree_changes)
792 return;
793
794 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
795
796 for (i = 0; i < s->change.nr; i++) {
797 struct wt_status_change_data *d;
798 struct string_list_item *it;
799 it = &(s->change.items[i]);
800 d = it->util;
801 if (!d->worktree_status ||
802 d->worktree_status == DIFF_STATUS_UNMERGED)
803 continue;
804 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
805 }
806 wt_longstatus_print_trailer(s);
807 }
808
809 static int stash_count_refs(struct object_id *ooid, struct object_id *noid,
810 const char *email, timestamp_t timestamp, int tz,
811 const char *message, void *cb_data)
812 {
813 int *c = cb_data;
814 (*c)++;
815 return 0;
816 }
817
818 static void wt_longstatus_print_stash_summary(struct wt_status *s)
819 {
820 int stash_count = 0;
821
822 for_each_reflog_ent("refs/stash", stash_count_refs, &stash_count);
823 if (stash_count > 0)
824 status_printf_ln(s, GIT_COLOR_NORMAL,
825 Q_("Your stash currently has %d entry",
826 "Your stash currently has %d entries", stash_count),
827 stash_count);
828 }
829
830 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
831 {
832 struct child_process sm_summary = CHILD_PROCESS_INIT;
833 struct strbuf cmd_stdout = STRBUF_INIT;
834 struct strbuf summary = STRBUF_INIT;
835 char *summary_content;
836
837 argv_array_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s",
838 s->index_file);
839
840 argv_array_push(&sm_summary.args, "submodule");
841 argv_array_push(&sm_summary.args, "summary");
842 argv_array_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
843 argv_array_push(&sm_summary.args, "--for-status");
844 argv_array_push(&sm_summary.args, "--summary-limit");
845 argv_array_pushf(&sm_summary.args, "%d", s->submodule_summary);
846 if (!uncommitted)
847 argv_array_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
848
849 sm_summary.git_cmd = 1;
850 sm_summary.no_stdin = 1;
851
852 capture_command(&sm_summary, &cmd_stdout, 1024);
853
854 /* prepend header, only if there's an actual output */
855 if (cmd_stdout.len) {
856 if (uncommitted)
857 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
858 else
859 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
860 strbuf_addstr(&summary, "\n\n");
861 }
862 strbuf_addbuf(&summary, &cmd_stdout);
863 strbuf_release(&cmd_stdout);
864
865 if (s->display_comment_prefix) {
866 size_t len;
867 summary_content = strbuf_detach(&summary, &len);
868 strbuf_add_commented_lines(&summary, summary_content, len);
869 free(summary_content);
870 }
871
872 fputs(summary.buf, s->fp);
873 strbuf_release(&summary);
874 }
875
876 static void wt_longstatus_print_other(struct wt_status *s,
877 struct string_list *l,
878 const char *what,
879 const char *how)
880 {
881 int i;
882 struct strbuf buf = STRBUF_INIT;
883 static struct string_list output = STRING_LIST_INIT_DUP;
884 struct column_options copts;
885
886 if (!l->nr)
887 return;
888
889 wt_longstatus_print_other_header(s, what, how);
890
891 for (i = 0; i < l->nr; i++) {
892 struct string_list_item *it;
893 const char *path;
894 it = &(l->items[i]);
895 path = quote_path(it->string, s->prefix, &buf);
896 if (column_active(s->colopts)) {
897 string_list_append(&output, path);
898 continue;
899 }
900 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
901 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
902 "%s\n", path);
903 }
904
905 strbuf_release(&buf);
906 if (!column_active(s->colopts))
907 goto conclude;
908
909 strbuf_addf(&buf, "%s%s\t%s",
910 color(WT_STATUS_HEADER, s),
911 s->display_comment_prefix ? "#" : "",
912 color(WT_STATUS_UNTRACKED, s));
913 memset(&copts, 0, sizeof(copts));
914 copts.padding = 1;
915 copts.indent = buf.buf;
916 if (want_color(s->use_color))
917 copts.nl = GIT_COLOR_RESET "\n";
918 print_columns(&output, s->colopts, &copts);
919 string_list_clear(&output, 0);
920 strbuf_release(&buf);
921 conclude:
922 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
923 }
924
925 size_t wt_status_locate_end(const char *s, size_t len)
926 {
927 const char *p;
928 struct strbuf pattern = STRBUF_INIT;
929
930 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
931 if (starts_with(s, pattern.buf + 1))
932 len = 0;
933 else if ((p = strstr(s, pattern.buf)))
934 len = p - s + 1;
935 strbuf_release(&pattern);
936 return len;
937 }
938
939 void wt_status_add_cut_line(FILE *fp)
940 {
941 const char *explanation = _("Do not modify or remove the line above.\nEverything below it will be ignored.");
942 struct strbuf buf = STRBUF_INIT;
943
944 fprintf(fp, "%c %s", comment_line_char, cut_line);
945 strbuf_add_commented_lines(&buf, explanation, strlen(explanation));
946 fputs(buf.buf, fp);
947 strbuf_release(&buf);
948 }
949
950 static void wt_longstatus_print_verbose(struct wt_status *s)
951 {
952 struct rev_info rev;
953 struct setup_revision_opt opt;
954 int dirty_submodules;
955 const char *c = color(WT_STATUS_HEADER, s);
956
957 init_revisions(&rev, NULL);
958 rev.diffopt.flags.allow_textconv = 1;
959 rev.diffopt.ita_invisible_in_index = 1;
960
961 memset(&opt, 0, sizeof(opt));
962 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
963 setup_revisions(0, NULL, &rev, &opt);
964
965 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
966 rev.diffopt.detect_rename = 1;
967 rev.diffopt.file = s->fp;
968 rev.diffopt.close_file = 0;
969 /*
970 * If we're not going to stdout, then we definitely don't
971 * want color, since we are going to the commit message
972 * file (and even the "auto" setting won't work, since it
973 * will have checked isatty on stdout). But we then do want
974 * to insert the scissor line here to reliably remove the
975 * diff before committing.
976 */
977 if (s->fp != stdout) {
978 rev.diffopt.use_color = 0;
979 wt_status_add_cut_line(s->fp);
980 }
981 if (s->verbose > 1 && s->commitable) {
982 /* print_updated() printed a header, so do we */
983 if (s->fp != stdout)
984 wt_longstatus_print_trailer(s);
985 status_printf_ln(s, c, _("Changes to be committed:"));
986 rev.diffopt.a_prefix = "c/";
987 rev.diffopt.b_prefix = "i/";
988 } /* else use prefix as per user config */
989 run_diff_index(&rev, 1);
990 if (s->verbose > 1 &&
991 wt_status_check_worktree_changes(s, &dirty_submodules)) {
992 status_printf_ln(s, c,
993 "--------------------------------------------------");
994 status_printf_ln(s, c, _("Changes not staged for commit:"));
995 setup_work_tree();
996 rev.diffopt.a_prefix = "i/";
997 rev.diffopt.b_prefix = "w/";
998 run_diff_files(&rev, 0);
999 }
1000 }
1001
1002 static void wt_longstatus_print_tracking(struct wt_status *s)
1003 {
1004 struct strbuf sb = STRBUF_INIT;
1005 const char *cp, *ep, *branch_name;
1006 struct branch *branch;
1007 char comment_line_string[3];
1008 int i;
1009
1010 assert(s->branch && !s->is_initial);
1011 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
1012 return;
1013 branch = branch_get(branch_name);
1014 if (!format_tracking_info(branch, &sb))
1015 return;
1016
1017 i = 0;
1018 if (s->display_comment_prefix) {
1019 comment_line_string[i++] = comment_line_char;
1020 comment_line_string[i++] = ' ';
1021 }
1022 comment_line_string[i] = '\0';
1023
1024 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
1025 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
1026 "%s%.*s", comment_line_string,
1027 (int)(ep - cp), cp);
1028 if (s->display_comment_prefix)
1029 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
1030 comment_line_char);
1031 else
1032 fputs("\n", s->fp);
1033 strbuf_release(&sb);
1034 }
1035
1036 static int has_unmerged(struct wt_status *s)
1037 {
1038 int i;
1039
1040 for (i = 0; i < s->change.nr; i++) {
1041 struct wt_status_change_data *d;
1042 d = s->change.items[i].util;
1043 if (d->stagemask)
1044 return 1;
1045 }
1046 return 0;
1047 }
1048
1049 static void show_merge_in_progress(struct wt_status *s,
1050 struct wt_status_state *state,
1051 const char *color)
1052 {
1053 if (has_unmerged(s)) {
1054 status_printf_ln(s, color, _("You have unmerged paths."));
1055 if (s->hints) {
1056 status_printf_ln(s, color,
1057 _(" (fix conflicts and run \"git commit\")"));
1058 status_printf_ln(s, color,
1059 _(" (use \"git merge --abort\" to abort the merge)"));
1060 }
1061 } else {
1062 s-> commitable = 1;
1063 status_printf_ln(s, color,
1064 _("All conflicts fixed but you are still merging."));
1065 if (s->hints)
1066 status_printf_ln(s, color,
1067 _(" (use \"git commit\" to conclude merge)"));
1068 }
1069 wt_longstatus_print_trailer(s);
1070 }
1071
1072 static void show_am_in_progress(struct wt_status *s,
1073 struct wt_status_state *state,
1074 const char *color)
1075 {
1076 status_printf_ln(s, color,
1077 _("You are in the middle of an am session."));
1078 if (state->am_empty_patch)
1079 status_printf_ln(s, color,
1080 _("The current patch is empty."));
1081 if (s->hints) {
1082 if (!state->am_empty_patch)
1083 status_printf_ln(s, color,
1084 _(" (fix conflicts and then run \"git am --continue\")"));
1085 status_printf_ln(s, color,
1086 _(" (use \"git am --skip\" to skip this patch)"));
1087 status_printf_ln(s, color,
1088 _(" (use \"git am --abort\" to restore the original branch)"));
1089 }
1090 wt_longstatus_print_trailer(s);
1091 }
1092
1093 static char *read_line_from_git_path(const char *filename)
1094 {
1095 struct strbuf buf = STRBUF_INIT;
1096 FILE *fp = fopen_or_warn(git_path("%s", filename), "r");
1097
1098 if (!fp) {
1099 strbuf_release(&buf);
1100 return NULL;
1101 }
1102 strbuf_getline_lf(&buf, fp);
1103 if (!fclose(fp)) {
1104 return strbuf_detach(&buf, NULL);
1105 } else {
1106 strbuf_release(&buf);
1107 return NULL;
1108 }
1109 }
1110
1111 static int split_commit_in_progress(struct wt_status *s)
1112 {
1113 int split_in_progress = 0;
1114 char *head, *orig_head, *rebase_amend, *rebase_orig_head;
1115
1116 if ((!s->amend && !s->nowarn && !s->workdir_dirty) ||
1117 !s->branch || strcmp(s->branch, "HEAD"))
1118 return 0;
1119
1120 head = read_line_from_git_path("HEAD");
1121 orig_head = read_line_from_git_path("ORIG_HEAD");
1122 rebase_amend = read_line_from_git_path("rebase-merge/amend");
1123 rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1124
1125 if (!head || !orig_head || !rebase_amend || !rebase_orig_head)
1126 ; /* fall through, no split in progress */
1127 else if (!strcmp(rebase_amend, rebase_orig_head))
1128 split_in_progress = !!strcmp(head, rebase_amend);
1129 else if (strcmp(orig_head, rebase_orig_head))
1130 split_in_progress = 1;
1131
1132 free(head);
1133 free(orig_head);
1134 free(rebase_amend);
1135 free(rebase_orig_head);
1136
1137 return split_in_progress;
1138 }
1139
1140 /*
1141 * Turn
1142 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1143 * into
1144 * "pick d6a2f03 some message"
1145 *
1146 * The function assumes that the line does not contain useless spaces
1147 * before or after the command.
1148 */
1149 static void abbrev_sha1_in_line(struct strbuf *line)
1150 {
1151 struct strbuf **split;
1152 int i;
1153
1154 if (starts_with(line->buf, "exec ") ||
1155 starts_with(line->buf, "x "))
1156 return;
1157
1158 split = strbuf_split_max(line, ' ', 3);
1159 if (split[0] && split[1]) {
1160 struct object_id oid;
1161
1162 /*
1163 * strbuf_split_max left a space. Trim it and re-add
1164 * it after abbreviation.
1165 */
1166 strbuf_trim(split[1]);
1167 if (!get_oid(split[1]->buf, &oid)) {
1168 strbuf_reset(split[1]);
1169 strbuf_add_unique_abbrev(split[1], oid.hash,
1170 DEFAULT_ABBREV);
1171 strbuf_addch(split[1], ' ');
1172 strbuf_reset(line);
1173 for (i = 0; split[i]; i++)
1174 strbuf_addbuf(line, split[i]);
1175 }
1176 }
1177 strbuf_list_free(split);
1178 }
1179
1180 static int read_rebase_todolist(const char *fname, struct string_list *lines)
1181 {
1182 struct strbuf line = STRBUF_INIT;
1183 FILE *f = fopen(git_path("%s", fname), "r");
1184
1185 if (!f) {
1186 if (errno == ENOENT)
1187 return -1;
1188 die_errno("Could not open file %s for reading",
1189 git_path("%s", fname));
1190 }
1191 while (!strbuf_getline_lf(&line, f)) {
1192 if (line.len && line.buf[0] == comment_line_char)
1193 continue;
1194 strbuf_trim(&line);
1195 if (!line.len)
1196 continue;
1197 abbrev_sha1_in_line(&line);
1198 string_list_append(lines, line.buf);
1199 }
1200 fclose(f);
1201 strbuf_release(&line);
1202 return 0;
1203 }
1204
1205 static void show_rebase_information(struct wt_status *s,
1206 struct wt_status_state *state,
1207 const char *color)
1208 {
1209 if (state->rebase_interactive_in_progress) {
1210 int i;
1211 int nr_lines_to_show = 2;
1212
1213 struct string_list have_done = STRING_LIST_INIT_DUP;
1214 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1215
1216 read_rebase_todolist("rebase-merge/done", &have_done);
1217 if (read_rebase_todolist("rebase-merge/git-rebase-todo",
1218 &yet_to_do))
1219 status_printf_ln(s, color,
1220 _("git-rebase-todo is missing."));
1221 if (have_done.nr == 0)
1222 status_printf_ln(s, color, _("No commands done."));
1223 else {
1224 status_printf_ln(s, color,
1225 Q_("Last command done (%d command done):",
1226 "Last commands done (%d commands done):",
1227 have_done.nr),
1228 have_done.nr);
1229 for (i = (have_done.nr > nr_lines_to_show)
1230 ? have_done.nr - nr_lines_to_show : 0;
1231 i < have_done.nr;
1232 i++)
1233 status_printf_ln(s, color, " %s", have_done.items[i].string);
1234 if (have_done.nr > nr_lines_to_show && s->hints)
1235 status_printf_ln(s, color,
1236 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1237 }
1238
1239 if (yet_to_do.nr == 0)
1240 status_printf_ln(s, color,
1241 _("No commands remaining."));
1242 else {
1243 status_printf_ln(s, color,
1244 Q_("Next command to do (%d remaining command):",
1245 "Next commands to do (%d remaining commands):",
1246 yet_to_do.nr),
1247 yet_to_do.nr);
1248 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1249 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1250 if (s->hints)
1251 status_printf_ln(s, color,
1252 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1253 }
1254 string_list_clear(&yet_to_do, 0);
1255 string_list_clear(&have_done, 0);
1256 }
1257 }
1258
1259 static void print_rebase_state(struct wt_status *s,
1260 struct wt_status_state *state,
1261 const char *color)
1262 {
1263 if (state->branch)
1264 status_printf_ln(s, color,
1265 _("You are currently rebasing branch '%s' on '%s'."),
1266 state->branch,
1267 state->onto);
1268 else
1269 status_printf_ln(s, color,
1270 _("You are currently rebasing."));
1271 }
1272
1273 static void show_rebase_in_progress(struct wt_status *s,
1274 struct wt_status_state *state,
1275 const char *color)
1276 {
1277 struct stat st;
1278
1279 show_rebase_information(s, state, color);
1280 if (has_unmerged(s)) {
1281 print_rebase_state(s, state, color);
1282 if (s->hints) {
1283 status_printf_ln(s, color,
1284 _(" (fix conflicts and then run \"git rebase --continue\")"));
1285 status_printf_ln(s, color,
1286 _(" (use \"git rebase --skip\" to skip this patch)"));
1287 status_printf_ln(s, color,
1288 _(" (use \"git rebase --abort\" to check out the original branch)"));
1289 }
1290 } else if (state->rebase_in_progress || !stat(git_path_merge_msg(), &st)) {
1291 print_rebase_state(s, state, color);
1292 if (s->hints)
1293 status_printf_ln(s, color,
1294 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1295 } else if (split_commit_in_progress(s)) {
1296 if (state->branch)
1297 status_printf_ln(s, color,
1298 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1299 state->branch,
1300 state->onto);
1301 else
1302 status_printf_ln(s, color,
1303 _("You are currently splitting a commit during a rebase."));
1304 if (s->hints)
1305 status_printf_ln(s, color,
1306 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1307 } else {
1308 if (state->branch)
1309 status_printf_ln(s, color,
1310 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1311 state->branch,
1312 state->onto);
1313 else
1314 status_printf_ln(s, color,
1315 _("You are currently editing a commit during a rebase."));
1316 if (s->hints && !s->amend) {
1317 status_printf_ln(s, color,
1318 _(" (use \"git commit --amend\" to amend the current commit)"));
1319 status_printf_ln(s, color,
1320 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1321 }
1322 }
1323 wt_longstatus_print_trailer(s);
1324 }
1325
1326 static void show_cherry_pick_in_progress(struct wt_status *s,
1327 struct wt_status_state *state,
1328 const char *color)
1329 {
1330 status_printf_ln(s, color, _("You are currently cherry-picking commit %s."),
1331 find_unique_abbrev(state->cherry_pick_head_sha1, DEFAULT_ABBREV));
1332 if (s->hints) {
1333 if (has_unmerged(s))
1334 status_printf_ln(s, color,
1335 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1336 else
1337 status_printf_ln(s, color,
1338 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1339 status_printf_ln(s, color,
1340 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1341 }
1342 wt_longstatus_print_trailer(s);
1343 }
1344
1345 static void show_revert_in_progress(struct wt_status *s,
1346 struct wt_status_state *state,
1347 const char *color)
1348 {
1349 status_printf_ln(s, color, _("You are currently reverting commit %s."),
1350 find_unique_abbrev(state->revert_head_sha1, DEFAULT_ABBREV));
1351 if (s->hints) {
1352 if (has_unmerged(s))
1353 status_printf_ln(s, color,
1354 _(" (fix conflicts and run \"git revert --continue\")"));
1355 else
1356 status_printf_ln(s, color,
1357 _(" (all conflicts fixed: run \"git revert --continue\")"));
1358 status_printf_ln(s, color,
1359 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1360 }
1361 wt_longstatus_print_trailer(s);
1362 }
1363
1364 static void show_bisect_in_progress(struct wt_status *s,
1365 struct wt_status_state *state,
1366 const char *color)
1367 {
1368 if (state->branch)
1369 status_printf_ln(s, color,
1370 _("You are currently bisecting, started from branch '%s'."),
1371 state->branch);
1372 else
1373 status_printf_ln(s, color,
1374 _("You are currently bisecting."));
1375 if (s->hints)
1376 status_printf_ln(s, color,
1377 _(" (use \"git bisect reset\" to get back to the original branch)"));
1378 wt_longstatus_print_trailer(s);
1379 }
1380
1381 /*
1382 * Extract branch information from rebase/bisect
1383 */
1384 static char *get_branch(const struct worktree *wt, const char *path)
1385 {
1386 struct strbuf sb = STRBUF_INIT;
1387 struct object_id oid;
1388 const char *branch_name;
1389
1390 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1391 goto got_nothing;
1392
1393 while (sb.len && sb.buf[sb.len - 1] == '\n')
1394 strbuf_setlen(&sb, sb.len - 1);
1395 if (!sb.len)
1396 goto got_nothing;
1397 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1398 strbuf_remove(&sb, 0, branch_name - sb.buf);
1399 else if (starts_with(sb.buf, "refs/"))
1400 ;
1401 else if (!get_oid_hex(sb.buf, &oid)) {
1402 strbuf_reset(&sb);
1403 strbuf_add_unique_abbrev(&sb, oid.hash, DEFAULT_ABBREV);
1404 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1405 goto got_nothing;
1406 else /* bisect */
1407 ;
1408 return strbuf_detach(&sb, NULL);
1409
1410 got_nothing:
1411 strbuf_release(&sb);
1412 return NULL;
1413 }
1414
1415 struct grab_1st_switch_cbdata {
1416 struct strbuf buf;
1417 struct object_id noid;
1418 };
1419
1420 static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
1421 const char *email, timestamp_t timestamp, int tz,
1422 const char *message, void *cb_data)
1423 {
1424 struct grab_1st_switch_cbdata *cb = cb_data;
1425 const char *target = NULL, *end;
1426
1427 if (!skip_prefix(message, "checkout: moving from ", &message))
1428 return 0;
1429 target = strstr(message, " to ");
1430 if (!target)
1431 return 0;
1432 target += strlen(" to ");
1433 strbuf_reset(&cb->buf);
1434 oidcpy(&cb->noid, noid);
1435 end = strchrnul(target, '\n');
1436 strbuf_add(&cb->buf, target, end - target);
1437 if (!strcmp(cb->buf.buf, "HEAD")) {
1438 /* HEAD is relative. Resolve it to the right reflog entry. */
1439 strbuf_reset(&cb->buf);
1440 strbuf_add_unique_abbrev(&cb->buf, noid->hash, DEFAULT_ABBREV);
1441 }
1442 return 1;
1443 }
1444
1445 static void wt_status_get_detached_from(struct wt_status_state *state)
1446 {
1447 struct grab_1st_switch_cbdata cb;
1448 struct commit *commit;
1449 struct object_id oid;
1450 char *ref = NULL;
1451
1452 strbuf_init(&cb.buf, 0);
1453 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1454 strbuf_release(&cb.buf);
1455 return;
1456 }
1457
1458 if (dwim_ref(cb.buf.buf, cb.buf.len, &oid, &ref) == 1 &&
1459 /* sha1 is a commit? match without further lookup */
1460 (!oidcmp(&cb.noid, &oid) ||
1461 /* perhaps sha1 is a tag, try to dereference to a commit */
1462 ((commit = lookup_commit_reference_gently(&oid, 1)) != NULL &&
1463 !oidcmp(&cb.noid, &commit->object.oid)))) {
1464 const char *from = ref;
1465 if (!skip_prefix(from, "refs/tags/", &from))
1466 skip_prefix(from, "refs/remotes/", &from);
1467 state->detached_from = xstrdup(from);
1468 } else
1469 state->detached_from =
1470 xstrdup(find_unique_abbrev(cb.noid.hash, DEFAULT_ABBREV));
1471 hashcpy(state->detached_sha1, cb.noid.hash);
1472 state->detached_at = !get_oid("HEAD", &oid) &&
1473 !hashcmp(oid.hash, state->detached_sha1);
1474
1475 free(ref);
1476 strbuf_release(&cb.buf);
1477 }
1478
1479 int wt_status_check_rebase(const struct worktree *wt,
1480 struct wt_status_state *state)
1481 {
1482 struct stat st;
1483
1484 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1485 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1486 state->am_in_progress = 1;
1487 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1488 state->am_empty_patch = 1;
1489 } else {
1490 state->rebase_in_progress = 1;
1491 state->branch = get_branch(wt, "rebase-apply/head-name");
1492 state->onto = get_branch(wt, "rebase-apply/onto");
1493 }
1494 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1495 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1496 state->rebase_interactive_in_progress = 1;
1497 else
1498 state->rebase_in_progress = 1;
1499 state->branch = get_branch(wt, "rebase-merge/head-name");
1500 state->onto = get_branch(wt, "rebase-merge/onto");
1501 } else
1502 return 0;
1503 return 1;
1504 }
1505
1506 int wt_status_check_bisect(const struct worktree *wt,
1507 struct wt_status_state *state)
1508 {
1509 struct stat st;
1510
1511 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1512 state->bisect_in_progress = 1;
1513 state->branch = get_branch(wt, "BISECT_START");
1514 return 1;
1515 }
1516 return 0;
1517 }
1518
1519 void wt_status_get_state(struct wt_status_state *state,
1520 int get_detached_from)
1521 {
1522 struct stat st;
1523 struct object_id oid;
1524
1525 if (!stat(git_path_merge_head(), &st)) {
1526 state->merge_in_progress = 1;
1527 } else if (wt_status_check_rebase(NULL, state)) {
1528 ; /* all set */
1529 } else if (!stat(git_path_cherry_pick_head(), &st) &&
1530 !get_oid("CHERRY_PICK_HEAD", &oid)) {
1531 state->cherry_pick_in_progress = 1;
1532 hashcpy(state->cherry_pick_head_sha1, oid.hash);
1533 }
1534 wt_status_check_bisect(NULL, state);
1535 if (!stat(git_path_revert_head(), &st) &&
1536 !get_oid("REVERT_HEAD", &oid)) {
1537 state->revert_in_progress = 1;
1538 hashcpy(state->revert_head_sha1, oid.hash);
1539 }
1540
1541 if (get_detached_from)
1542 wt_status_get_detached_from(state);
1543 }
1544
1545 static void wt_longstatus_print_state(struct wt_status *s,
1546 struct wt_status_state *state)
1547 {
1548 const char *state_color = color(WT_STATUS_HEADER, s);
1549 if (state->merge_in_progress)
1550 show_merge_in_progress(s, state, state_color);
1551 else if (state->am_in_progress)
1552 show_am_in_progress(s, state, state_color);
1553 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1554 show_rebase_in_progress(s, state, state_color);
1555 else if (state->cherry_pick_in_progress)
1556 show_cherry_pick_in_progress(s, state, state_color);
1557 else if (state->revert_in_progress)
1558 show_revert_in_progress(s, state, state_color);
1559 if (state->bisect_in_progress)
1560 show_bisect_in_progress(s, state, state_color);
1561 }
1562
1563 static void wt_longstatus_print(struct wt_status *s)
1564 {
1565 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1566 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1567 struct wt_status_state state;
1568
1569 memset(&state, 0, sizeof(state));
1570 wt_status_get_state(&state,
1571 s->branch && !strcmp(s->branch, "HEAD"));
1572
1573 if (s->branch) {
1574 const char *on_what = _("On branch ");
1575 const char *branch_name = s->branch;
1576 if (!strcmp(branch_name, "HEAD")) {
1577 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1578 if (state.rebase_in_progress || state.rebase_interactive_in_progress) {
1579 if (state.rebase_interactive_in_progress)
1580 on_what = _("interactive rebase in progress; onto ");
1581 else
1582 on_what = _("rebase in progress; onto ");
1583 branch_name = state.onto;
1584 } else if (state.detached_from) {
1585 branch_name = state.detached_from;
1586 if (state.detached_at)
1587 on_what = _("HEAD detached at ");
1588 else
1589 on_what = _("HEAD detached from ");
1590 } else {
1591 branch_name = "";
1592 on_what = _("Not currently on any branch.");
1593 }
1594 } else
1595 skip_prefix(branch_name, "refs/heads/", &branch_name);
1596 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1597 status_printf_more(s, branch_status_color, "%s", on_what);
1598 status_printf_more(s, branch_color, "%s\n", branch_name);
1599 if (!s->is_initial)
1600 wt_longstatus_print_tracking(s);
1601 }
1602
1603 wt_longstatus_print_state(s, &state);
1604 free(state.branch);
1605 free(state.onto);
1606 free(state.detached_from);
1607
1608 if (s->is_initial) {
1609 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1610 status_printf_ln(s, color(WT_STATUS_HEADER, s),
1611 s->commit_template
1612 ? _("Initial commit")
1613 : _("No commits yet"));
1614 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1615 }
1616
1617 wt_longstatus_print_updated(s);
1618 wt_longstatus_print_unmerged(s);
1619 wt_longstatus_print_changed(s);
1620 if (s->submodule_summary &&
1621 (!s->ignore_submodule_arg ||
1622 strcmp(s->ignore_submodule_arg, "all"))) {
1623 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1624 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1625 }
1626 if (s->show_untracked_files) {
1627 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1628 if (s->show_ignored_mode)
1629 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1630 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1631 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1632 status_printf_ln(s, GIT_COLOR_NORMAL,
1633 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1634 "may speed it up, but you have to be careful not to forget to add\n"
1635 "new files yourself (see 'git help status')."),
1636 s->untracked_in_ms / 1000.0);
1637 }
1638 } else if (s->commitable)
1639 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1640 s->hints
1641 ? _(" (use -u option to show untracked files)") : "");
1642
1643 if (s->verbose)
1644 wt_longstatus_print_verbose(s);
1645 if (!s->commitable) {
1646 if (s->amend)
1647 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1648 else if (s->nowarn)
1649 ; /* nothing */
1650 else if (s->workdir_dirty) {
1651 if (s->hints)
1652 printf(_("no changes added to commit "
1653 "(use \"git add\" and/or \"git commit -a\")\n"));
1654 else
1655 printf(_("no changes added to commit\n"));
1656 } else if (s->untracked.nr) {
1657 if (s->hints)
1658 printf(_("nothing added to commit but untracked files "
1659 "present (use \"git add\" to track)\n"));
1660 else
1661 printf(_("nothing added to commit but untracked files present\n"));
1662 } else if (s->is_initial) {
1663 if (s->hints)
1664 printf(_("nothing to commit (create/copy files "
1665 "and use \"git add\" to track)\n"));
1666 else
1667 printf(_("nothing to commit\n"));
1668 } else if (!s->show_untracked_files) {
1669 if (s->hints)
1670 printf(_("nothing to commit (use -u to show untracked files)\n"));
1671 else
1672 printf(_("nothing to commit\n"));
1673 } else
1674 printf(_("nothing to commit, working tree clean\n"));
1675 }
1676 if(s->show_stash)
1677 wt_longstatus_print_stash_summary(s);
1678 }
1679
1680 static void wt_shortstatus_unmerged(struct string_list_item *it,
1681 struct wt_status *s)
1682 {
1683 struct wt_status_change_data *d = it->util;
1684 const char *how = "??";
1685
1686 switch (d->stagemask) {
1687 case 1: how = "DD"; break; /* both deleted */
1688 case 2: how = "AU"; break; /* added by us */
1689 case 3: how = "UD"; break; /* deleted by them */
1690 case 4: how = "UA"; break; /* added by them */
1691 case 5: how = "DU"; break; /* deleted by us */
1692 case 6: how = "AA"; break; /* both added */
1693 case 7: how = "UU"; break; /* both modified */
1694 }
1695 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1696 if (s->null_termination) {
1697 fprintf(stdout, " %s%c", it->string, 0);
1698 } else {
1699 struct strbuf onebuf = STRBUF_INIT;
1700 const char *one;
1701 one = quote_path(it->string, s->prefix, &onebuf);
1702 printf(" %s\n", one);
1703 strbuf_release(&onebuf);
1704 }
1705 }
1706
1707 static void wt_shortstatus_status(struct string_list_item *it,
1708 struct wt_status *s)
1709 {
1710 struct wt_status_change_data *d = it->util;
1711
1712 if (d->index_status)
1713 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1714 else
1715 putchar(' ');
1716 if (d->worktree_status)
1717 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1718 else
1719 putchar(' ');
1720 putchar(' ');
1721 if (s->null_termination) {
1722 fprintf(stdout, "%s%c", it->string, 0);
1723 if (d->head_path)
1724 fprintf(stdout, "%s%c", d->head_path, 0);
1725 } else {
1726 struct strbuf onebuf = STRBUF_INIT;
1727 const char *one;
1728 if (d->head_path) {
1729 one = quote_path(d->head_path, s->prefix, &onebuf);
1730 if (*one != '"' && strchr(one, ' ') != NULL) {
1731 putchar('"');
1732 strbuf_addch(&onebuf, '"');
1733 one = onebuf.buf;
1734 }
1735 printf("%s -> ", one);
1736 strbuf_release(&onebuf);
1737 }
1738 one = quote_path(it->string, s->prefix, &onebuf);
1739 if (*one != '"' && strchr(one, ' ') != NULL) {
1740 putchar('"');
1741 strbuf_addch(&onebuf, '"');
1742 one = onebuf.buf;
1743 }
1744 printf("%s\n", one);
1745 strbuf_release(&onebuf);
1746 }
1747 }
1748
1749 static void wt_shortstatus_other(struct string_list_item *it,
1750 struct wt_status *s, const char *sign)
1751 {
1752 if (s->null_termination) {
1753 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1754 } else {
1755 struct strbuf onebuf = STRBUF_INIT;
1756 const char *one;
1757 one = quote_path(it->string, s->prefix, &onebuf);
1758 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1759 printf(" %s\n", one);
1760 strbuf_release(&onebuf);
1761 }
1762 }
1763
1764 static void wt_shortstatus_print_tracking(struct wt_status *s)
1765 {
1766 struct branch *branch;
1767 const char *header_color = color(WT_STATUS_HEADER, s);
1768 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1769 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1770
1771 const char *base;
1772 char *short_base;
1773 const char *branch_name;
1774 int num_ours, num_theirs;
1775 int upstream_is_gone = 0;
1776
1777 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1778
1779 if (!s->branch)
1780 return;
1781 branch_name = s->branch;
1782
1783 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1784
1785 if (s->is_initial)
1786 color_fprintf(s->fp, header_color, LABEL(N_("No commits yet on ")));
1787
1788 if (!strcmp(s->branch, "HEAD")) {
1789 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1790 LABEL(N_("HEAD (no branch)")));
1791 goto conclude;
1792 }
1793
1794 skip_prefix(branch_name, "refs/heads/", &branch_name);
1795
1796 branch = branch_get(branch_name);
1797
1798 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1799
1800 if (stat_tracking_info(branch, &num_ours, &num_theirs, &base,
1801 AHEAD_BEHIND_FULL) < 0) {
1802 if (!base)
1803 goto conclude;
1804
1805 upstream_is_gone = 1;
1806 }
1807
1808 short_base = shorten_unambiguous_ref(base, 0);
1809 color_fprintf(s->fp, header_color, "...");
1810 color_fprintf(s->fp, branch_color_remote, "%s", short_base);
1811 free(short_base);
1812
1813 if (!upstream_is_gone && !num_ours && !num_theirs)
1814 goto conclude;
1815
1816 color_fprintf(s->fp, header_color, " [");
1817 if (upstream_is_gone) {
1818 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1819 } else if (!num_ours) {
1820 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1821 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1822 } else if (!num_theirs) {
1823 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1824 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1825 } else {
1826 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1827 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1828 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1829 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1830 }
1831
1832 color_fprintf(s->fp, header_color, "]");
1833 conclude:
1834 fputc(s->null_termination ? '\0' : '\n', s->fp);
1835 }
1836
1837 static void wt_shortstatus_print(struct wt_status *s)
1838 {
1839 struct string_list_item *it;
1840
1841 if (s->show_branch)
1842 wt_shortstatus_print_tracking(s);
1843
1844 for_each_string_list_item(it, &s->change) {
1845 struct wt_status_change_data *d = it->util;
1846
1847 if (d->stagemask)
1848 wt_shortstatus_unmerged(it, s);
1849 else
1850 wt_shortstatus_status(it, s);
1851 }
1852 for_each_string_list_item(it, &s->untracked)
1853 wt_shortstatus_other(it, s, "??");
1854
1855 for_each_string_list_item(it, &s->ignored)
1856 wt_shortstatus_other(it, s, "!!");
1857 }
1858
1859 static void wt_porcelain_print(struct wt_status *s)
1860 {
1861 s->use_color = 0;
1862 s->relative_paths = 0;
1863 s->prefix = NULL;
1864 s->no_gettext = 1;
1865 wt_shortstatus_print(s);
1866 }
1867
1868 /*
1869 * Print branch information for porcelain v2 output. These lines
1870 * are printed when the '--branch' parameter is given.
1871 *
1872 * # branch.oid <commit><eol>
1873 * # branch.head <head><eol>
1874 * [# branch.upstream <upstream><eol>
1875 * [# branch.ab +<ahead> -<behind><eol>]]
1876 *
1877 * <commit> ::= the current commit hash or the the literal
1878 * "(initial)" to indicate an initialized repo
1879 * with no commits.
1880 *
1881 * <head> ::= <branch_name> the current branch name or
1882 * "(detached)" literal when detached head or
1883 * "(unknown)" when something is wrong.
1884 *
1885 * <upstream> ::= the upstream branch name, when set.
1886 *
1887 * <ahead> ::= integer ahead value or '?'.
1888 *
1889 * <behind> ::= integer behind value or '?'.
1890 *
1891 * The end-of-line is defined by the -z flag.
1892 *
1893 * <eol> ::= NUL when -z,
1894 * LF when NOT -z.
1895 *
1896 * When an upstream is set and present, the 'branch.ab' line will
1897 * be printed with the ahead/behind counts for the branch and the
1898 * upstream. When AHEAD_BEHIND_QUICK is requested and the branches
1899 * are different, '?' will be substituted for the actual count.
1900 */
1901 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
1902 {
1903 struct branch *branch;
1904 const char *base;
1905 const char *branch_name;
1906 struct wt_status_state state;
1907 int ab_info, nr_ahead, nr_behind;
1908 char eol = s->null_termination ? '\0' : '\n';
1909
1910 memset(&state, 0, sizeof(state));
1911 wt_status_get_state(&state, s->branch && !strcmp(s->branch, "HEAD"));
1912
1913 fprintf(s->fp, "# branch.oid %s%c",
1914 (s->is_initial ? "(initial)" : sha1_to_hex(s->sha1_commit)),
1915 eol);
1916
1917 if (!s->branch)
1918 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
1919 else {
1920 if (!strcmp(s->branch, "HEAD")) {
1921 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
1922
1923 if (state.rebase_in_progress || state.rebase_interactive_in_progress)
1924 branch_name = state.onto;
1925 else if (state.detached_from)
1926 branch_name = state.detached_from;
1927 else
1928 branch_name = "";
1929 } else {
1930 branch_name = NULL;
1931 skip_prefix(s->branch, "refs/heads/", &branch_name);
1932
1933 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
1934 }
1935
1936 /* Lookup stats on the upstream tracking branch, if set. */
1937 branch = branch_get(branch_name);
1938 base = NULL;
1939 ab_info = stat_tracking_info(branch, &nr_ahead, &nr_behind,
1940 &base, s->ahead_behind_flags);
1941 if (base) {
1942 base = shorten_unambiguous_ref(base, 0);
1943 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
1944 free((char *)base);
1945
1946 if (ab_info > 0) {
1947 /* different */
1948 if (nr_ahead || nr_behind)
1949 fprintf(s->fp, "# branch.ab +%d -%d%c",
1950 nr_ahead, nr_behind, eol);
1951 else
1952 fprintf(s->fp, "# branch.ab +? -?%c",
1953 eol);
1954 } else if (!ab_info) {
1955 /* same */
1956 fprintf(s->fp, "# branch.ab +0 -0%c", eol);
1957 }
1958 }
1959 }
1960
1961 free(state.branch);
1962 free(state.onto);
1963 free(state.detached_from);
1964 }
1965
1966 /*
1967 * Convert various submodule status values into a
1968 * fixed-length string of characters in the buffer provided.
1969 */
1970 static void wt_porcelain_v2_submodule_state(
1971 struct wt_status_change_data *d,
1972 char sub[5])
1973 {
1974 if (S_ISGITLINK(d->mode_head) ||
1975 S_ISGITLINK(d->mode_index) ||
1976 S_ISGITLINK(d->mode_worktree)) {
1977 sub[0] = 'S';
1978 sub[1] = d->new_submodule_commits ? 'C' : '.';
1979 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
1980 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
1981 } else {
1982 sub[0] = 'N';
1983 sub[1] = '.';
1984 sub[2] = '.';
1985 sub[3] = '.';
1986 }
1987 sub[4] = 0;
1988 }
1989
1990 /*
1991 * Fix-up changed entries before we print them.
1992 */
1993 static void wt_porcelain_v2_fix_up_changed(
1994 struct string_list_item *it,
1995 struct wt_status *s)
1996 {
1997 struct wt_status_change_data *d = it->util;
1998
1999 if (!d->index_status) {
2000 /*
2001 * This entry is unchanged in the index (relative to the head).
2002 * Therefore, the collect_updated_cb was never called for this
2003 * entry (during the head-vs-index scan) and so the head column
2004 * fields were never set.
2005 *
2006 * We must have data for the index column (from the
2007 * index-vs-worktree scan (otherwise, this entry should not be
2008 * in the list of changes)).
2009 *
2010 * Copy index column fields to the head column, so that our
2011 * output looks complete.
2012 */
2013 assert(d->mode_head == 0);
2014 d->mode_head = d->mode_index;
2015 oidcpy(&d->oid_head, &d->oid_index);
2016 }
2017
2018 if (!d->worktree_status) {
2019 /*
2020 * This entry is unchanged in the worktree (relative to the index).
2021 * Therefore, the collect_changed_cb was never called for this entry
2022 * (during the index-vs-worktree scan) and so the worktree column
2023 * fields were never set.
2024 *
2025 * We must have data for the index column (from the head-vs-index
2026 * scan).
2027 *
2028 * Copy the index column fields to the worktree column so that
2029 * our output looks complete.
2030 *
2031 * Note that we only have a mode field in the worktree column
2032 * because the scan code tries really hard to not have to compute it.
2033 */
2034 assert(d->mode_worktree == 0);
2035 d->mode_worktree = d->mode_index;
2036 }
2037 }
2038
2039 /*
2040 * Print porcelain v2 info for tracked entries with changes.
2041 */
2042 static void wt_porcelain_v2_print_changed_entry(
2043 struct string_list_item *it,
2044 struct wt_status *s)
2045 {
2046 struct wt_status_change_data *d = it->util;
2047 struct strbuf buf_index = STRBUF_INIT;
2048 struct strbuf buf_head = STRBUF_INIT;
2049 const char *path_index = NULL;
2050 const char *path_head = NULL;
2051 char key[3];
2052 char submodule_token[5];
2053 char sep_char, eol_char;
2054
2055 wt_porcelain_v2_fix_up_changed(it, s);
2056 wt_porcelain_v2_submodule_state(d, submodule_token);
2057
2058 key[0] = d->index_status ? d->index_status : '.';
2059 key[1] = d->worktree_status ? d->worktree_status : '.';
2060 key[2] = 0;
2061
2062 if (s->null_termination) {
2063 /*
2064 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2065 * A single NUL character separates them.
2066 */
2067 sep_char = '\0';
2068 eol_char = '\0';
2069 path_index = it->string;
2070 path_head = d->head_path;
2071 } else {
2072 /*
2073 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2074 * The source path is only present when necessary.
2075 * A single TAB separates them (because paths can contain spaces
2076 * which are not escaped and C-quoting does escape TAB characters).
2077 */
2078 sep_char = '\t';
2079 eol_char = '\n';
2080 path_index = quote_path(it->string, s->prefix, &buf_index);
2081 if (d->head_path)
2082 path_head = quote_path(d->head_path, s->prefix, &buf_head);
2083 }
2084
2085 if (path_head)
2086 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2087 key, submodule_token,
2088 d->mode_head, d->mode_index, d->mode_worktree,
2089 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2090 key[0], d->score,
2091 path_index, sep_char, path_head, eol_char);
2092 else
2093 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2094 key, submodule_token,
2095 d->mode_head, d->mode_index, d->mode_worktree,
2096 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2097 path_index, eol_char);
2098
2099 strbuf_release(&buf_index);
2100 strbuf_release(&buf_head);
2101 }
2102
2103 /*
2104 * Print porcelain v2 status info for unmerged entries.
2105 */
2106 static void wt_porcelain_v2_print_unmerged_entry(
2107 struct string_list_item *it,
2108 struct wt_status *s)
2109 {
2110 struct wt_status_change_data *d = it->util;
2111 const struct cache_entry *ce;
2112 struct strbuf buf_index = STRBUF_INIT;
2113 const char *path_index = NULL;
2114 int pos, stage, sum;
2115 struct {
2116 int mode;
2117 struct object_id oid;
2118 } stages[3];
2119 char *key;
2120 char submodule_token[5];
2121 char unmerged_prefix = 'u';
2122 char eol_char = s->null_termination ? '\0' : '\n';
2123
2124 wt_porcelain_v2_submodule_state(d, submodule_token);
2125
2126 switch (d->stagemask) {
2127 case 1: key = "DD"; break; /* both deleted */
2128 case 2: key = "AU"; break; /* added by us */
2129 case 3: key = "UD"; break; /* deleted by them */
2130 case 4: key = "UA"; break; /* added by them */
2131 case 5: key = "DU"; break; /* deleted by us */
2132 case 6: key = "AA"; break; /* both added */
2133 case 7: key = "UU"; break; /* both modified */
2134 default:
2135 die("BUG: unhandled unmerged status %x", d->stagemask);
2136 }
2137
2138 /*
2139 * Disregard d.aux.porcelain_v2 data that we accumulated
2140 * for the head and index columns during the scans and
2141 * replace with the actual stage data.
2142 *
2143 * Note that this is a last-one-wins for each the individual
2144 * stage [123] columns in the event of multiple cache entries
2145 * for same stage.
2146 */
2147 memset(stages, 0, sizeof(stages));
2148 sum = 0;
2149 pos = cache_name_pos(it->string, strlen(it->string));
2150 assert(pos < 0);
2151 pos = -pos-1;
2152 while (pos < active_nr) {
2153 ce = active_cache[pos++];
2154 stage = ce_stage(ce);
2155 if (strcmp(ce->name, it->string) || !stage)
2156 break;
2157 stages[stage - 1].mode = ce->ce_mode;
2158 oidcpy(&stages[stage - 1].oid, &ce->oid);
2159 sum |= (1 << (stage - 1));
2160 }
2161 if (sum != d->stagemask)
2162 die("BUG: observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2163
2164 if (s->null_termination)
2165 path_index = it->string;
2166 else
2167 path_index = quote_path(it->string, s->prefix, &buf_index);
2168
2169 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2170 unmerged_prefix, key, submodule_token,
2171 stages[0].mode, /* stage 1 */
2172 stages[1].mode, /* stage 2 */
2173 stages[2].mode, /* stage 3 */
2174 d->mode_worktree,
2175 oid_to_hex(&stages[0].oid), /* stage 1 */
2176 oid_to_hex(&stages[1].oid), /* stage 2 */
2177 oid_to_hex(&stages[2].oid), /* stage 3 */
2178 path_index,
2179 eol_char);
2180
2181 strbuf_release(&buf_index);
2182 }
2183
2184 /*
2185 * Print porcelain V2 status info for untracked and ignored entries.
2186 */
2187 static void wt_porcelain_v2_print_other(
2188 struct string_list_item *it,
2189 struct wt_status *s,
2190 char prefix)
2191 {
2192 struct strbuf buf = STRBUF_INIT;
2193 const char *path;
2194 char eol_char;
2195
2196 if (s->null_termination) {
2197 path = it->string;
2198 eol_char = '\0';
2199 } else {
2200 path = quote_path(it->string, s->prefix, &buf);
2201 eol_char = '\n';
2202 }
2203
2204 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2205
2206 strbuf_release(&buf);
2207 }
2208
2209 /*
2210 * Print porcelain V2 status.
2211 *
2212 * [<v2_branch>]
2213 * [<v2_changed_items>]*
2214 * [<v2_unmerged_items>]*
2215 * [<v2_untracked_items>]*
2216 * [<v2_ignored_items>]*
2217 *
2218 */
2219 static void wt_porcelain_v2_print(struct wt_status *s)
2220 {
2221 struct wt_status_change_data *d;
2222 struct string_list_item *it;
2223 int i;
2224
2225 if (s->show_branch)
2226 wt_porcelain_v2_print_tracking(s);
2227
2228 for (i = 0; i < s->change.nr; i++) {
2229 it = &(s->change.items[i]);
2230 d = it->util;
2231 if (!d->stagemask)
2232 wt_porcelain_v2_print_changed_entry(it, s);
2233 }
2234
2235 for (i = 0; i < s->change.nr; i++) {
2236 it = &(s->change.items[i]);
2237 d = it->util;
2238 if (d->stagemask)
2239 wt_porcelain_v2_print_unmerged_entry(it, s);
2240 }
2241
2242 for (i = 0; i < s->untracked.nr; i++) {
2243 it = &(s->untracked.items[i]);
2244 wt_porcelain_v2_print_other(it, s, '?');
2245 }
2246
2247 for (i = 0; i < s->ignored.nr; i++) {
2248 it = &(s->ignored.items[i]);
2249 wt_porcelain_v2_print_other(it, s, '!');
2250 }
2251 }
2252
2253 void wt_status_print(struct wt_status *s)
2254 {
2255 switch (s->status_format) {
2256 case STATUS_FORMAT_SHORT:
2257 wt_shortstatus_print(s);
2258 break;
2259 case STATUS_FORMAT_PORCELAIN:
2260 wt_porcelain_print(s);
2261 break;
2262 case STATUS_FORMAT_PORCELAIN_V2:
2263 wt_porcelain_v2_print(s);
2264 break;
2265 case STATUS_FORMAT_UNSPECIFIED:
2266 die("BUG: finalize_deferred_config() should have been called");
2267 break;
2268 case STATUS_FORMAT_NONE:
2269 case STATUS_FORMAT_LONG:
2270 wt_longstatus_print(s);
2271 break;
2272 }
2273 }
2274
2275 /**
2276 * Returns 1 if there are unstaged changes, 0 otherwise.
2277 */
2278 int has_unstaged_changes(int ignore_submodules)
2279 {
2280 struct rev_info rev_info;
2281 int result;
2282
2283 init_revisions(&rev_info, NULL);
2284 if (ignore_submodules) {
2285 rev_info.diffopt.flags.ignore_submodules = 1;
2286 rev_info.diffopt.flags.override_submodule_config = 1;
2287 }
2288 rev_info.diffopt.flags.quick = 1;
2289 diff_setup_done(&rev_info.diffopt);
2290 result = run_diff_files(&rev_info, 0);
2291 return diff_result_code(&rev_info.diffopt, result);
2292 }
2293
2294 /**
2295 * Returns 1 if there are uncommitted changes, 0 otherwise.
2296 */
2297 int has_uncommitted_changes(int ignore_submodules)
2298 {
2299 struct rev_info rev_info;
2300 int result;
2301
2302 if (is_cache_unborn())
2303 return 0;
2304
2305 init_revisions(&rev_info, NULL);
2306 if (ignore_submodules)
2307 rev_info.diffopt.flags.ignore_submodules = 1;
2308 rev_info.diffopt.flags.quick = 1;
2309 add_head_to_pending(&rev_info);
2310 diff_setup_done(&rev_info.diffopt);
2311 result = run_diff_index(&rev_info, 1);
2312 return diff_result_code(&rev_info.diffopt, result);
2313 }
2314
2315 /**
2316 * If the work tree has unstaged or uncommitted changes, dies with the
2317 * appropriate message.
2318 */
2319 int require_clean_work_tree(const char *action, const char *hint, int ignore_submodules, int gently)
2320 {
2321 struct lock_file lock_file = LOCK_INIT;
2322 int err = 0, fd;
2323
2324 fd = hold_locked_index(&lock_file, 0);
2325 refresh_cache(REFRESH_QUIET);
2326 if (0 <= fd)
2327 update_index_if_able(&the_index, &lock_file);
2328 rollback_lock_file(&lock_file);
2329
2330 if (has_unstaged_changes(ignore_submodules)) {
2331 /* TRANSLATORS: the action is e.g. "pull with rebase" */
2332 error(_("cannot %s: You have unstaged changes."), _(action));
2333 err = 1;
2334 }
2335
2336 if (has_uncommitted_changes(ignore_submodules)) {
2337 if (err)
2338 error(_("additionally, your index contains uncommitted changes."));
2339 else
2340 error(_("cannot %s: Your index contains uncommitted changes."),
2341 _(action));
2342 err = 1;
2343 }
2344
2345 if (err) {
2346 if (hint)
2347 error("%s", hint);
2348 if (!gently)
2349 exit(128);
2350 }
2351
2352 return err;
2353 }
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