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coccinelle: add a rule to make "type" code use FREE_AND_NULL()
[git.git] / wt-status.c
blobbf651f16fae83ffe30676790685799e8f2280082
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->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 DIFF_OPT_SET(&rev.diffopt, DIRTY_SUBMODULES);
564 rev.diffopt.ita_invisible_in_index = 1;
565 if (!s->show_untracked_files)
566 DIFF_OPT_SET(&rev.diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
567 if (s->ignore_submodule_arg) {
568 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
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 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
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_files)
663 dir.flags |= DIR_SHOW_IGNORED_TOO;
664 else
665 dir.untracked = the_index.untracked;
666 setup_standard_excludes(&dir);
667
668 fill_directory(&dir, &the_index, &s->pathspec);
669
670 for (i = 0; i < dir.nr; i++) {
671 struct dir_entry *ent = dir.entries[i];
672 if (cache_name_is_other(ent->name, ent->len) &&
673 dir_path_match(ent, &s->pathspec, 0, NULL))
674 string_list_insert(&s->untracked, ent->name);
675 free(ent);
676 }
677
678 for (i = 0; i < dir.ignored_nr; i++) {
679 struct dir_entry *ent = dir.ignored[i];
680 if (cache_name_is_other(ent->name, ent->len) &&
681 dir_path_match(ent, &s->pathspec, 0, NULL))
682 string_list_insert(&s->ignored, ent->name);
683 free(ent);
684 }
685
686 free(dir.entries);
687 free(dir.ignored);
688 clear_directory(&dir);
689
690 if (advice_status_u_option)
691 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
692 }
693
694 void wt_status_collect(struct wt_status *s)
695 {
696 wt_status_collect_changes_worktree(s);
697
698 if (s->is_initial)
699 wt_status_collect_changes_initial(s);
700 else
701 wt_status_collect_changes_index(s);
702 wt_status_collect_untracked(s);
703 }
704
705 static void wt_longstatus_print_unmerged(struct wt_status *s)
706 {
707 int shown_header = 0;
708 int i;
709
710 for (i = 0; i < s->change.nr; i++) {
711 struct wt_status_change_data *d;
712 struct string_list_item *it;
713 it = &(s->change.items[i]);
714 d = it->util;
715 if (!d->stagemask)
716 continue;
717 if (!shown_header) {
718 wt_longstatus_print_unmerged_header(s);
719 shown_header = 1;
720 }
721 wt_longstatus_print_unmerged_data(s, it);
722 }
723 if (shown_header)
724 wt_longstatus_print_trailer(s);
725
726 }
727
728 static void wt_longstatus_print_updated(struct wt_status *s)
729 {
730 int shown_header = 0;
731 int i;
732
733 for (i = 0; i < s->change.nr; i++) {
734 struct wt_status_change_data *d;
735 struct string_list_item *it;
736 it = &(s->change.items[i]);
737 d = it->util;
738 if (!d->index_status ||
739 d->index_status == DIFF_STATUS_UNMERGED)
740 continue;
741 if (!shown_header) {
742 wt_longstatus_print_cached_header(s);
743 s->commitable = 1;
744 shown_header = 1;
745 }
746 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
747 }
748 if (shown_header)
749 wt_longstatus_print_trailer(s);
750 }
751
752 /*
753 * -1 : has delete
754 * 0 : no change
755 * 1 : some change but no delete
756 */
757 static int wt_status_check_worktree_changes(struct wt_status *s,
758 int *dirty_submodules)
759 {
760 int i;
761 int changes = 0;
762
763 *dirty_submodules = 0;
764
765 for (i = 0; i < s->change.nr; i++) {
766 struct wt_status_change_data *d;
767 d = s->change.items[i].util;
768 if (!d->worktree_status ||
769 d->worktree_status == DIFF_STATUS_UNMERGED)
770 continue;
771 if (!changes)
772 changes = 1;
773 if (d->dirty_submodule)
774 *dirty_submodules = 1;
775 if (d->worktree_status == DIFF_STATUS_DELETED)
776 changes = -1;
777 }
778 return changes;
779 }
780
781 static void wt_longstatus_print_changed(struct wt_status *s)
782 {
783 int i, dirty_submodules;
784 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
785
786 if (!worktree_changes)
787 return;
788
789 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
790
791 for (i = 0; i < s->change.nr; i++) {
792 struct wt_status_change_data *d;
793 struct string_list_item *it;
794 it = &(s->change.items[i]);
795 d = it->util;
796 if (!d->worktree_status ||
797 d->worktree_status == DIFF_STATUS_UNMERGED)
798 continue;
799 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
800 }
801 wt_longstatus_print_trailer(s);
802 }
803
804 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
805 {
806 struct child_process sm_summary = CHILD_PROCESS_INIT;
807 struct strbuf cmd_stdout = STRBUF_INIT;
808 struct strbuf summary = STRBUF_INIT;
809 char *summary_content;
810
811 argv_array_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s",
812 s->index_file);
813
814 argv_array_push(&sm_summary.args, "submodule");
815 argv_array_push(&sm_summary.args, "summary");
816 argv_array_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
817 argv_array_push(&sm_summary.args, "--for-status");
818 argv_array_push(&sm_summary.args, "--summary-limit");
819 argv_array_pushf(&sm_summary.args, "%d", s->submodule_summary);
820 if (!uncommitted)
821 argv_array_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
822
823 sm_summary.git_cmd = 1;
824 sm_summary.no_stdin = 1;
825
826 capture_command(&sm_summary, &cmd_stdout, 1024);
827
828 /* prepend header, only if there's an actual output */
829 if (cmd_stdout.len) {
830 if (uncommitted)
831 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
832 else
833 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
834 strbuf_addstr(&summary, "\n\n");
835 }
836 strbuf_addbuf(&summary, &cmd_stdout);
837 strbuf_release(&cmd_stdout);
838
839 if (s->display_comment_prefix) {
840 size_t len;
841 summary_content = strbuf_detach(&summary, &len);
842 strbuf_add_commented_lines(&summary, summary_content, len);
843 free(summary_content);
844 }
845
846 fputs(summary.buf, s->fp);
847 strbuf_release(&summary);
848 }
849
850 static void wt_longstatus_print_other(struct wt_status *s,
851 struct string_list *l,
852 const char *what,
853 const char *how)
854 {
855 int i;
856 struct strbuf buf = STRBUF_INIT;
857 static struct string_list output = STRING_LIST_INIT_DUP;
858 struct column_options copts;
859
860 if (!l->nr)
861 return;
862
863 wt_longstatus_print_other_header(s, what, how);
864
865 for (i = 0; i < l->nr; i++) {
866 struct string_list_item *it;
867 const char *path;
868 it = &(l->items[i]);
869 path = quote_path(it->string, s->prefix, &buf);
870 if (column_active(s->colopts)) {
871 string_list_append(&output, path);
872 continue;
873 }
874 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
875 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
876 "%s\n", path);
877 }
878
879 strbuf_release(&buf);
880 if (!column_active(s->colopts))
881 goto conclude;
882
883 strbuf_addf(&buf, "%s%s\t%s",
884 color(WT_STATUS_HEADER, s),
885 s->display_comment_prefix ? "#" : "",
886 color(WT_STATUS_UNTRACKED, s));
887 memset(&copts, 0, sizeof(copts));
888 copts.padding = 1;
889 copts.indent = buf.buf;
890 if (want_color(s->use_color))
891 copts.nl = GIT_COLOR_RESET "\n";
892 print_columns(&output, s->colopts, &copts);
893 string_list_clear(&output, 0);
894 strbuf_release(&buf);
895 conclude:
896 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
897 }
898
899 size_t wt_status_locate_end(const char *s, size_t len)
900 {
901 const char *p;
902 struct strbuf pattern = STRBUF_INIT;
903
904 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
905 if (starts_with(s, pattern.buf + 1))
906 len = 0;
907 else if ((p = strstr(s, pattern.buf)))
908 len = p - s + 1;
909 strbuf_release(&pattern);
910 return len;
911 }
912
913 void wt_status_add_cut_line(FILE *fp)
914 {
915 const char *explanation = _("Do not touch the line above.\nEverything below will be removed.");
916 struct strbuf buf = STRBUF_INIT;
917
918 fprintf(fp, "%c %s", comment_line_char, cut_line);
919 strbuf_add_commented_lines(&buf, explanation, strlen(explanation));
920 fputs(buf.buf, fp);
921 strbuf_release(&buf);
922 }
923
924 static void wt_longstatus_print_verbose(struct wt_status *s)
925 {
926 struct rev_info rev;
927 struct setup_revision_opt opt;
928 int dirty_submodules;
929 const char *c = color(WT_STATUS_HEADER, s);
930
931 init_revisions(&rev, NULL);
932 DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
933 rev.diffopt.ita_invisible_in_index = 1;
934
935 memset(&opt, 0, sizeof(opt));
936 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
937 setup_revisions(0, NULL, &rev, &opt);
938
939 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
940 rev.diffopt.detect_rename = 1;
941 rev.diffopt.file = s->fp;
942 rev.diffopt.close_file = 0;
943 /*
944 * If we're not going to stdout, then we definitely don't
945 * want color, since we are going to the commit message
946 * file (and even the "auto" setting won't work, since it
947 * will have checked isatty on stdout). But we then do want
948 * to insert the scissor line here to reliably remove the
949 * diff before committing.
950 */
951 if (s->fp != stdout) {
952 rev.diffopt.use_color = 0;
953 wt_status_add_cut_line(s->fp);
954 }
955 if (s->verbose > 1 && s->commitable) {
956 /* print_updated() printed a header, so do we */
957 if (s->fp != stdout)
958 wt_longstatus_print_trailer(s);
959 status_printf_ln(s, c, _("Changes to be committed:"));
960 rev.diffopt.a_prefix = "c/";
961 rev.diffopt.b_prefix = "i/";
962 } /* else use prefix as per user config */
963 run_diff_index(&rev, 1);
964 if (s->verbose > 1 &&
965 wt_status_check_worktree_changes(s, &dirty_submodules)) {
966 status_printf_ln(s, c,
967 "--------------------------------------------------");
968 status_printf_ln(s, c, _("Changes not staged for commit:"));
969 setup_work_tree();
970 rev.diffopt.a_prefix = "i/";
971 rev.diffopt.b_prefix = "w/";
972 run_diff_files(&rev, 0);
973 }
974 }
975
976 static void wt_longstatus_print_tracking(struct wt_status *s)
977 {
978 struct strbuf sb = STRBUF_INIT;
979 const char *cp, *ep, *branch_name;
980 struct branch *branch;
981 char comment_line_string[3];
982 int i;
983
984 assert(s->branch && !s->is_initial);
985 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
986 return;
987 branch = branch_get(branch_name);
988 if (!format_tracking_info(branch, &sb))
989 return;
990
991 i = 0;
992 if (s->display_comment_prefix) {
993 comment_line_string[i++] = comment_line_char;
994 comment_line_string[i++] = ' ';
995 }
996 comment_line_string[i] = '\0';
997
998 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
999 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
1000 "%s%.*s", comment_line_string,
1001 (int)(ep - cp), cp);
1002 if (s->display_comment_prefix)
1003 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
1004 comment_line_char);
1005 else
1006 fputs("\n", s->fp);
1007 }
1008
1009 static int has_unmerged(struct wt_status *s)
1010 {
1011 int i;
1012
1013 for (i = 0; i < s->change.nr; i++) {
1014 struct wt_status_change_data *d;
1015 d = s->change.items[i].util;
1016 if (d->stagemask)
1017 return 1;
1018 }
1019 return 0;
1020 }
1021
1022 static void show_merge_in_progress(struct wt_status *s,
1023 struct wt_status_state *state,
1024 const char *color)
1025 {
1026 if (has_unmerged(s)) {
1027 status_printf_ln(s, color, _("You have unmerged paths."));
1028 if (s->hints) {
1029 status_printf_ln(s, color,
1030 _(" (fix conflicts and run \"git commit\")"));
1031 status_printf_ln(s, color,
1032 _(" (use \"git merge --abort\" to abort the merge)"));
1033 }
1034 } else {
1035 s-> commitable = 1;
1036 status_printf_ln(s, color,
1037 _("All conflicts fixed but you are still merging."));
1038 if (s->hints)
1039 status_printf_ln(s, color,
1040 _(" (use \"git commit\" to conclude merge)"));
1041 }
1042 wt_longstatus_print_trailer(s);
1043 }
1044
1045 static void show_am_in_progress(struct wt_status *s,
1046 struct wt_status_state *state,
1047 const char *color)
1048 {
1049 status_printf_ln(s, color,
1050 _("You are in the middle of an am session."));
1051 if (state->am_empty_patch)
1052 status_printf_ln(s, color,
1053 _("The current patch is empty."));
1054 if (s->hints) {
1055 if (!state->am_empty_patch)
1056 status_printf_ln(s, color,
1057 _(" (fix conflicts and then run \"git am --continue\")"));
1058 status_printf_ln(s, color,
1059 _(" (use \"git am --skip\" to skip this patch)"));
1060 status_printf_ln(s, color,
1061 _(" (use \"git am --abort\" to restore the original branch)"));
1062 }
1063 wt_longstatus_print_trailer(s);
1064 }
1065
1066 static char *read_line_from_git_path(const char *filename)
1067 {
1068 struct strbuf buf = STRBUF_INIT;
1069 FILE *fp = fopen_or_warn(git_path("%s", filename), "r");
1070
1071 if (!fp) {
1072 strbuf_release(&buf);
1073 return NULL;
1074 }
1075 strbuf_getline_lf(&buf, fp);
1076 if (!fclose(fp)) {
1077 return strbuf_detach(&buf, NULL);
1078 } else {
1079 strbuf_release(&buf);
1080 return NULL;
1081 }
1082 }
1083
1084 static int split_commit_in_progress(struct wt_status *s)
1085 {
1086 int split_in_progress = 0;
1087 char *head, *orig_head, *rebase_amend, *rebase_orig_head;
1088
1089 if ((!s->amend && !s->nowarn && !s->workdir_dirty) ||
1090 !s->branch || strcmp(s->branch, "HEAD"))
1091 return 0;
1092
1093 head = read_line_from_git_path("HEAD");
1094 orig_head = read_line_from_git_path("ORIG_HEAD");
1095 rebase_amend = read_line_from_git_path("rebase-merge/amend");
1096 rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1097
1098 if (!head || !orig_head || !rebase_amend || !rebase_orig_head)
1099 ; /* fall through, no split in progress */
1100 else if (!strcmp(rebase_amend, rebase_orig_head))
1101 split_in_progress = !!strcmp(head, rebase_amend);
1102 else if (strcmp(orig_head, rebase_orig_head))
1103 split_in_progress = 1;
1104
1105 free(head);
1106 free(orig_head);
1107 free(rebase_amend);
1108 free(rebase_orig_head);
1109
1110 return split_in_progress;
1111 }
1112
1113 /*
1114 * Turn
1115 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1116 * into
1117 * "pick d6a2f03 some message"
1118 *
1119 * The function assumes that the line does not contain useless spaces
1120 * before or after the command.
1121 */
1122 static void abbrev_sha1_in_line(struct strbuf *line)
1123 {
1124 struct strbuf **split;
1125 int i;
1126
1127 if (starts_with(line->buf, "exec ") ||
1128 starts_with(line->buf, "x "))
1129 return;
1130
1131 split = strbuf_split_max(line, ' ', 3);
1132 if (split[0] && split[1]) {
1133 struct object_id oid;
1134
1135 /*
1136 * strbuf_split_max left a space. Trim it and re-add
1137 * it after abbreviation.
1138 */
1139 strbuf_trim(split[1]);
1140 if (!get_oid(split[1]->buf, &oid)) {
1141 strbuf_reset(split[1]);
1142 strbuf_add_unique_abbrev(split[1], oid.hash,
1143 DEFAULT_ABBREV);
1144 strbuf_addch(split[1], ' ');
1145 strbuf_reset(line);
1146 for (i = 0; split[i]; i++)
1147 strbuf_addbuf(line, split[i]);
1148 }
1149 }
1150 strbuf_list_free(split);
1151 }
1152
1153 static int read_rebase_todolist(const char *fname, struct string_list *lines)
1154 {
1155 struct strbuf line = STRBUF_INIT;
1156 FILE *f = fopen(git_path("%s", fname), "r");
1157
1158 if (!f) {
1159 if (errno == ENOENT)
1160 return -1;
1161 die_errno("Could not open file %s for reading",
1162 git_path("%s", fname));
1163 }
1164 while (!strbuf_getline_lf(&line, f)) {
1165 if (line.len && line.buf[0] == comment_line_char)
1166 continue;
1167 strbuf_trim(&line);
1168 if (!line.len)
1169 continue;
1170 abbrev_sha1_in_line(&line);
1171 string_list_append(lines, line.buf);
1172 }
1173 fclose(f);
1174 return 0;
1175 }
1176
1177 static void show_rebase_information(struct wt_status *s,
1178 struct wt_status_state *state,
1179 const char *color)
1180 {
1181 if (state->rebase_interactive_in_progress) {
1182 int i;
1183 int nr_lines_to_show = 2;
1184
1185 struct string_list have_done = STRING_LIST_INIT_DUP;
1186 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1187
1188 read_rebase_todolist("rebase-merge/done", &have_done);
1189 if (read_rebase_todolist("rebase-merge/git-rebase-todo",
1190 &yet_to_do))
1191 status_printf_ln(s, color,
1192 _("git-rebase-todo is missing."));
1193 if (have_done.nr == 0)
1194 status_printf_ln(s, color, _("No commands done."));
1195 else {
1196 status_printf_ln(s, color,
1197 Q_("Last command done (%d command done):",
1198 "Last commands done (%d commands done):",
1199 have_done.nr),
1200 have_done.nr);
1201 for (i = (have_done.nr > nr_lines_to_show)
1202 ? have_done.nr - nr_lines_to_show : 0;
1203 i < have_done.nr;
1204 i++)
1205 status_printf_ln(s, color, " %s", have_done.items[i].string);
1206 if (have_done.nr > nr_lines_to_show && s->hints)
1207 status_printf_ln(s, color,
1208 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1209 }
1210
1211 if (yet_to_do.nr == 0)
1212 status_printf_ln(s, color,
1213 _("No commands remaining."));
1214 else {
1215 status_printf_ln(s, color,
1216 Q_("Next command to do (%d remaining command):",
1217 "Next commands to do (%d remaining commands):",
1218 yet_to_do.nr),
1219 yet_to_do.nr);
1220 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1221 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1222 if (s->hints)
1223 status_printf_ln(s, color,
1224 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1225 }
1226 string_list_clear(&yet_to_do, 0);
1227 string_list_clear(&have_done, 0);
1228 }
1229 }
1230
1231 static void print_rebase_state(struct wt_status *s,
1232 struct wt_status_state *state,
1233 const char *color)
1234 {
1235 if (state->branch)
1236 status_printf_ln(s, color,
1237 _("You are currently rebasing branch '%s' on '%s'."),
1238 state->branch,
1239 state->onto);
1240 else
1241 status_printf_ln(s, color,
1242 _("You are currently rebasing."));
1243 }
1244
1245 static void show_rebase_in_progress(struct wt_status *s,
1246 struct wt_status_state *state,
1247 const char *color)
1248 {
1249 struct stat st;
1250
1251 show_rebase_information(s, state, color);
1252 if (has_unmerged(s)) {
1253 print_rebase_state(s, state, color);
1254 if (s->hints) {
1255 status_printf_ln(s, color,
1256 _(" (fix conflicts and then run \"git rebase --continue\")"));
1257 status_printf_ln(s, color,
1258 _(" (use \"git rebase --skip\" to skip this patch)"));
1259 status_printf_ln(s, color,
1260 _(" (use \"git rebase --abort\" to check out the original branch)"));
1261 }
1262 } else if (state->rebase_in_progress || !stat(git_path_merge_msg(), &st)) {
1263 print_rebase_state(s, state, color);
1264 if (s->hints)
1265 status_printf_ln(s, color,
1266 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1267 } else if (split_commit_in_progress(s)) {
1268 if (state->branch)
1269 status_printf_ln(s, color,
1270 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1271 state->branch,
1272 state->onto);
1273 else
1274 status_printf_ln(s, color,
1275 _("You are currently splitting a commit during a rebase."));
1276 if (s->hints)
1277 status_printf_ln(s, color,
1278 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1279 } else {
1280 if (state->branch)
1281 status_printf_ln(s, color,
1282 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1283 state->branch,
1284 state->onto);
1285 else
1286 status_printf_ln(s, color,
1287 _("You are currently editing a commit during a rebase."));
1288 if (s->hints && !s->amend) {
1289 status_printf_ln(s, color,
1290 _(" (use \"git commit --amend\" to amend the current commit)"));
1291 status_printf_ln(s, color,
1292 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1293 }
1294 }
1295 wt_longstatus_print_trailer(s);
1296 }
1297
1298 static void show_cherry_pick_in_progress(struct wt_status *s,
1299 struct wt_status_state *state,
1300 const char *color)
1301 {
1302 status_printf_ln(s, color, _("You are currently cherry-picking commit %s."),
1303 find_unique_abbrev(state->cherry_pick_head_sha1, DEFAULT_ABBREV));
1304 if (s->hints) {
1305 if (has_unmerged(s))
1306 status_printf_ln(s, color,
1307 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1308 else
1309 status_printf_ln(s, color,
1310 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1311 status_printf_ln(s, color,
1312 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1313 }
1314 wt_longstatus_print_trailer(s);
1315 }
1316
1317 static void show_revert_in_progress(struct wt_status *s,
1318 struct wt_status_state *state,
1319 const char *color)
1320 {
1321 status_printf_ln(s, color, _("You are currently reverting commit %s."),
1322 find_unique_abbrev(state->revert_head_sha1, DEFAULT_ABBREV));
1323 if (s->hints) {
1324 if (has_unmerged(s))
1325 status_printf_ln(s, color,
1326 _(" (fix conflicts and run \"git revert --continue\")"));
1327 else
1328 status_printf_ln(s, color,
1329 _(" (all conflicts fixed: run \"git revert --continue\")"));
1330 status_printf_ln(s, color,
1331 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1332 }
1333 wt_longstatus_print_trailer(s);
1334 }
1335
1336 static void show_bisect_in_progress(struct wt_status *s,
1337 struct wt_status_state *state,
1338 const char *color)
1339 {
1340 if (state->branch)
1341 status_printf_ln(s, color,
1342 _("You are currently bisecting, started from branch '%s'."),
1343 state->branch);
1344 else
1345 status_printf_ln(s, color,
1346 _("You are currently bisecting."));
1347 if (s->hints)
1348 status_printf_ln(s, color,
1349 _(" (use \"git bisect reset\" to get back to the original branch)"));
1350 wt_longstatus_print_trailer(s);
1351 }
1352
1353 /*
1354 * Extract branch information from rebase/bisect
1355 */
1356 static char *get_branch(const struct worktree *wt, const char *path)
1357 {
1358 struct strbuf sb = STRBUF_INIT;
1359 struct object_id oid;
1360 const char *branch_name;
1361
1362 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1363 goto got_nothing;
1364
1365 while (sb.len && sb.buf[sb.len - 1] == '\n')
1366 strbuf_setlen(&sb, sb.len - 1);
1367 if (!sb.len)
1368 goto got_nothing;
1369 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1370 strbuf_remove(&sb, 0, branch_name - sb.buf);
1371 else if (starts_with(sb.buf, "refs/"))
1372 ;
1373 else if (!get_oid_hex(sb.buf, &oid)) {
1374 strbuf_reset(&sb);
1375 strbuf_add_unique_abbrev(&sb, oid.hash, DEFAULT_ABBREV);
1376 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1377 goto got_nothing;
1378 else /* bisect */
1379 ;
1380 return strbuf_detach(&sb, NULL);
1381
1382 got_nothing:
1383 strbuf_release(&sb);
1384 return NULL;
1385 }
1386
1387 struct grab_1st_switch_cbdata {
1388 struct strbuf buf;
1389 struct object_id noid;
1390 };
1391
1392 static int grab_1st_switch(struct object_id *ooid, struct object_id *noid,
1393 const char *email, timestamp_t timestamp, int tz,
1394 const char *message, void *cb_data)
1395 {
1396 struct grab_1st_switch_cbdata *cb = cb_data;
1397 const char *target = NULL, *end;
1398
1399 if (!skip_prefix(message, "checkout: moving from ", &message))
1400 return 0;
1401 target = strstr(message, " to ");
1402 if (!target)
1403 return 0;
1404 target += strlen(" to ");
1405 strbuf_reset(&cb->buf);
1406 oidcpy(&cb->noid, noid);
1407 end = strchrnul(target, '\n');
1408 strbuf_add(&cb->buf, target, end - target);
1409 if (!strcmp(cb->buf.buf, "HEAD")) {
1410 /* HEAD is relative. Resolve it to the right reflog entry. */
1411 strbuf_reset(&cb->buf);
1412 strbuf_add_unique_abbrev(&cb->buf, noid->hash, DEFAULT_ABBREV);
1413 }
1414 return 1;
1415 }
1416
1417 static void wt_status_get_detached_from(struct wt_status_state *state)
1418 {
1419 struct grab_1st_switch_cbdata cb;
1420 struct commit *commit;
1421 struct object_id oid;
1422 char *ref = NULL;
1423
1424 strbuf_init(&cb.buf, 0);
1425 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1426 strbuf_release(&cb.buf);
1427 return;
1428 }
1429
1430 if (dwim_ref(cb.buf.buf, cb.buf.len, oid.hash, &ref) == 1 &&
1431 /* sha1 is a commit? match without further lookup */
1432 (!oidcmp(&cb.noid, &oid) ||
1433 /* perhaps sha1 is a tag, try to dereference to a commit */
1434 ((commit = lookup_commit_reference_gently(&oid, 1)) != NULL &&
1435 !oidcmp(&cb.noid, &commit->object.oid)))) {
1436 const char *from = ref;
1437 if (!skip_prefix(from, "refs/tags/", &from))
1438 skip_prefix(from, "refs/remotes/", &from);
1439 state->detached_from = xstrdup(from);
1440 } else
1441 state->detached_from =
1442 xstrdup(find_unique_abbrev(cb.noid.hash, DEFAULT_ABBREV));
1443 hashcpy(state->detached_sha1, cb.noid.hash);
1444 state->detached_at = !get_oid("HEAD", &oid) &&
1445 !hashcmp(oid.hash, state->detached_sha1);
1446
1447 free(ref);
1448 strbuf_release(&cb.buf);
1449 }
1450
1451 int wt_status_check_rebase(const struct worktree *wt,
1452 struct wt_status_state *state)
1453 {
1454 struct stat st;
1455
1456 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1457 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1458 state->am_in_progress = 1;
1459 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1460 state->am_empty_patch = 1;
1461 } else {
1462 state->rebase_in_progress = 1;
1463 state->branch = get_branch(wt, "rebase-apply/head-name");
1464 state->onto = get_branch(wt, "rebase-apply/onto");
1465 }
1466 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1467 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1468 state->rebase_interactive_in_progress = 1;
1469 else
1470 state->rebase_in_progress = 1;
1471 state->branch = get_branch(wt, "rebase-merge/head-name");
1472 state->onto = get_branch(wt, "rebase-merge/onto");
1473 } else
1474 return 0;
1475 return 1;
1476 }
1477
1478 int wt_status_check_bisect(const struct worktree *wt,
1479 struct wt_status_state *state)
1480 {
1481 struct stat st;
1482
1483 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1484 state->bisect_in_progress = 1;
1485 state->branch = get_branch(wt, "BISECT_START");
1486 return 1;
1487 }
1488 return 0;
1489 }
1490
1491 void wt_status_get_state(struct wt_status_state *state,
1492 int get_detached_from)
1493 {
1494 struct stat st;
1495 struct object_id oid;
1496
1497 if (!stat(git_path_merge_head(), &st)) {
1498 state->merge_in_progress = 1;
1499 } else if (wt_status_check_rebase(NULL, state)) {
1500 ; /* all set */
1501 } else if (!stat(git_path_cherry_pick_head(), &st) &&
1502 !get_oid("CHERRY_PICK_HEAD", &oid)) {
1503 state->cherry_pick_in_progress = 1;
1504 hashcpy(state->cherry_pick_head_sha1, oid.hash);
1505 }
1506 wt_status_check_bisect(NULL, state);
1507 if (!stat(git_path_revert_head(), &st) &&
1508 !get_oid("REVERT_HEAD", &oid)) {
1509 state->revert_in_progress = 1;
1510 hashcpy(state->revert_head_sha1, oid.hash);
1511 }
1512
1513 if (get_detached_from)
1514 wt_status_get_detached_from(state);
1515 }
1516
1517 static void wt_longstatus_print_state(struct wt_status *s,
1518 struct wt_status_state *state)
1519 {
1520 const char *state_color = color(WT_STATUS_HEADER, s);
1521 if (state->merge_in_progress)
1522 show_merge_in_progress(s, state, state_color);
1523 else if (state->am_in_progress)
1524 show_am_in_progress(s, state, state_color);
1525 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1526 show_rebase_in_progress(s, state, state_color);
1527 else if (state->cherry_pick_in_progress)
1528 show_cherry_pick_in_progress(s, state, state_color);
1529 else if (state->revert_in_progress)
1530 show_revert_in_progress(s, state, state_color);
1531 if (state->bisect_in_progress)
1532 show_bisect_in_progress(s, state, state_color);
1533 }
1534
1535 static void wt_longstatus_print(struct wt_status *s)
1536 {
1537 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1538 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1539 struct wt_status_state state;
1540
1541 memset(&state, 0, sizeof(state));
1542 wt_status_get_state(&state,
1543 s->branch && !strcmp(s->branch, "HEAD"));
1544
1545 if (s->branch) {
1546 const char *on_what = _("On branch ");
1547 const char *branch_name = s->branch;
1548 if (!strcmp(branch_name, "HEAD")) {
1549 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1550 if (state.rebase_in_progress || state.rebase_interactive_in_progress) {
1551 if (state.rebase_interactive_in_progress)
1552 on_what = _("interactive rebase in progress; onto ");
1553 else
1554 on_what = _("rebase in progress; onto ");
1555 branch_name = state.onto;
1556 } else if (state.detached_from) {
1557 branch_name = state.detached_from;
1558 if (state.detached_at)
1559 on_what = _("HEAD detached at ");
1560 else
1561 on_what = _("HEAD detached from ");
1562 } else {
1563 branch_name = "";
1564 on_what = _("Not currently on any branch.");
1565 }
1566 } else
1567 skip_prefix(branch_name, "refs/heads/", &branch_name);
1568 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1569 status_printf_more(s, branch_status_color, "%s", on_what);
1570 status_printf_more(s, branch_color, "%s\n", branch_name);
1571 if (!s->is_initial)
1572 wt_longstatus_print_tracking(s);
1573 }
1574
1575 wt_longstatus_print_state(s, &state);
1576 free(state.branch);
1577 free(state.onto);
1578 free(state.detached_from);
1579
1580 if (s->is_initial) {
1581 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1582 status_printf_ln(s, color(WT_STATUS_HEADER, s), _("Initial commit"));
1583 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1584 }
1585
1586 wt_longstatus_print_updated(s);
1587 wt_longstatus_print_unmerged(s);
1588 wt_longstatus_print_changed(s);
1589 if (s->submodule_summary &&
1590 (!s->ignore_submodule_arg ||
1591 strcmp(s->ignore_submodule_arg, "all"))) {
1592 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1593 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1594 }
1595 if (s->show_untracked_files) {
1596 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1597 if (s->show_ignored_files)
1598 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1599 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1600 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1601 status_printf_ln(s, GIT_COLOR_NORMAL,
1602 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1603 "may speed it up, but you have to be careful not to forget to add\n"
1604 "new files yourself (see 'git help status')."),
1605 s->untracked_in_ms / 1000.0);
1606 }
1607 } else if (s->commitable)
1608 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1609 s->hints
1610 ? _(" (use -u option to show untracked files)") : "");
1611
1612 if (s->verbose)
1613 wt_longstatus_print_verbose(s);
1614 if (!s->commitable) {
1615 if (s->amend)
1616 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1617 else if (s->nowarn)
1618 ; /* nothing */
1619 else if (s->workdir_dirty) {
1620 if (s->hints)
1621 printf(_("no changes added to commit "
1622 "(use \"git add\" and/or \"git commit -a\")\n"));
1623 else
1624 printf(_("no changes added to commit\n"));
1625 } else if (s->untracked.nr) {
1626 if (s->hints)
1627 printf(_("nothing added to commit but untracked files "
1628 "present (use \"git add\" to track)\n"));
1629 else
1630 printf(_("nothing added to commit but untracked files present\n"));
1631 } else if (s->is_initial) {
1632 if (s->hints)
1633 printf(_("nothing to commit (create/copy files "
1634 "and use \"git add\" to track)\n"));
1635 else
1636 printf(_("nothing to commit\n"));
1637 } else if (!s->show_untracked_files) {
1638 if (s->hints)
1639 printf(_("nothing to commit (use -u to show untracked files)\n"));
1640 else
1641 printf(_("nothing to commit\n"));
1642 } else
1643 printf(_("nothing to commit, working tree clean\n"));
1644 }
1645 }
1646
1647 static void wt_shortstatus_unmerged(struct string_list_item *it,
1648 struct wt_status *s)
1649 {
1650 struct wt_status_change_data *d = it->util;
1651 const char *how = "??";
1652
1653 switch (d->stagemask) {
1654 case 1: how = "DD"; break; /* both deleted */
1655 case 2: how = "AU"; break; /* added by us */
1656 case 3: how = "UD"; break; /* deleted by them */
1657 case 4: how = "UA"; break; /* added by them */
1658 case 5: how = "DU"; break; /* deleted by us */
1659 case 6: how = "AA"; break; /* both added */
1660 case 7: how = "UU"; break; /* both modified */
1661 }
1662 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1663 if (s->null_termination) {
1664 fprintf(stdout, " %s%c", it->string, 0);
1665 } else {
1666 struct strbuf onebuf = STRBUF_INIT;
1667 const char *one;
1668 one = quote_path(it->string, s->prefix, &onebuf);
1669 printf(" %s\n", one);
1670 strbuf_release(&onebuf);
1671 }
1672 }
1673
1674 static void wt_shortstatus_status(struct string_list_item *it,
1675 struct wt_status *s)
1676 {
1677 struct wt_status_change_data *d = it->util;
1678
1679 if (d->index_status)
1680 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1681 else
1682 putchar(' ');
1683 if (d->worktree_status)
1684 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1685 else
1686 putchar(' ');
1687 putchar(' ');
1688 if (s->null_termination) {
1689 fprintf(stdout, "%s%c", it->string, 0);
1690 if (d->head_path)
1691 fprintf(stdout, "%s%c", d->head_path, 0);
1692 } else {
1693 struct strbuf onebuf = STRBUF_INIT;
1694 const char *one;
1695 if (d->head_path) {
1696 one = quote_path(d->head_path, s->prefix, &onebuf);
1697 if (*one != '"' && strchr(one, ' ') != NULL) {
1698 putchar('"');
1699 strbuf_addch(&onebuf, '"');
1700 one = onebuf.buf;
1701 }
1702 printf("%s -> ", one);
1703 strbuf_release(&onebuf);
1704 }
1705 one = quote_path(it->string, s->prefix, &onebuf);
1706 if (*one != '"' && strchr(one, ' ') != NULL) {
1707 putchar('"');
1708 strbuf_addch(&onebuf, '"');
1709 one = onebuf.buf;
1710 }
1711 printf("%s\n", one);
1712 strbuf_release(&onebuf);
1713 }
1714 }
1715
1716 static void wt_shortstatus_other(struct string_list_item *it,
1717 struct wt_status *s, const char *sign)
1718 {
1719 if (s->null_termination) {
1720 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1721 } else {
1722 struct strbuf onebuf = STRBUF_INIT;
1723 const char *one;
1724 one = quote_path(it->string, s->prefix, &onebuf);
1725 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1726 printf(" %s\n", one);
1727 strbuf_release(&onebuf);
1728 }
1729 }
1730
1731 static void wt_shortstatus_print_tracking(struct wt_status *s)
1732 {
1733 struct branch *branch;
1734 const char *header_color = color(WT_STATUS_HEADER, s);
1735 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1736 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1737
1738 const char *base;
1739 const char *branch_name;
1740 int num_ours, num_theirs;
1741 int upstream_is_gone = 0;
1742
1743 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1744
1745 if (!s->branch)
1746 return;
1747 branch_name = s->branch;
1748
1749 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1750
1751 if (s->is_initial)
1752 color_fprintf(s->fp, header_color, LABEL(N_("Initial commit on ")));
1753
1754 if (!strcmp(s->branch, "HEAD")) {
1755 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1756 LABEL(N_("HEAD (no branch)")));
1757 goto conclude;
1758 }
1759
1760 skip_prefix(branch_name, "refs/heads/", &branch_name);
1761
1762 branch = branch_get(branch_name);
1763
1764 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1765
1766 if (stat_tracking_info(branch, &num_ours, &num_theirs, &base) < 0) {
1767 if (!base)
1768 goto conclude;
1769
1770 upstream_is_gone = 1;
1771 }
1772
1773 base = shorten_unambiguous_ref(base, 0);
1774 color_fprintf(s->fp, header_color, "...");
1775 color_fprintf(s->fp, branch_color_remote, "%s", base);
1776 free((char *)base);
1777
1778 if (!upstream_is_gone && !num_ours && !num_theirs)
1779 goto conclude;
1780
1781 color_fprintf(s->fp, header_color, " [");
1782 if (upstream_is_gone) {
1783 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1784 } else if (!num_ours) {
1785 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1786 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1787 } else if (!num_theirs) {
1788 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1789 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1790 } else {
1791 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1792 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1793 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1794 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1795 }
1796
1797 color_fprintf(s->fp, header_color, "]");
1798 conclude:
1799 fputc(s->null_termination ? '\0' : '\n', s->fp);
1800 }
1801
1802 static void wt_shortstatus_print(struct wt_status *s)
1803 {
1804 struct string_list_item *it;
1805
1806 if (s->show_branch)
1807 wt_shortstatus_print_tracking(s);
1808
1809 for_each_string_list_item(it, &s->change) {
1810 struct wt_status_change_data *d = it->util;
1811
1812 if (d->stagemask)
1813 wt_shortstatus_unmerged(it, s);
1814 else
1815 wt_shortstatus_status(it, s);
1816 }
1817 for_each_string_list_item(it, &s->untracked)
1818 wt_shortstatus_other(it, s, "??");
1819
1820 for_each_string_list_item(it, &s->ignored)
1821 wt_shortstatus_other(it, s, "!!");
1822 }
1823
1824 static void wt_porcelain_print(struct wt_status *s)
1825 {
1826 s->use_color = 0;
1827 s->relative_paths = 0;
1828 s->prefix = NULL;
1829 s->no_gettext = 1;
1830 wt_shortstatus_print(s);
1831 }
1832
1833 /*
1834 * Print branch information for porcelain v2 output. These lines
1835 * are printed when the '--branch' parameter is given.
1836 *
1837 * # branch.oid <commit><eol>
1838 * # branch.head <head><eol>
1839 * [# branch.upstream <upstream><eol>
1840 * [# branch.ab +<ahead> -<behind><eol>]]
1841 *
1842 * <commit> ::= the current commit hash or the the literal
1843 * "(initial)" to indicate an initialized repo
1844 * with no commits.
1845 *
1846 * <head> ::= <branch_name> the current branch name or
1847 * "(detached)" literal when detached head or
1848 * "(unknown)" when something is wrong.
1849 *
1850 * <upstream> ::= the upstream branch name, when set.
1851 *
1852 * <ahead> ::= integer ahead value, when upstream set
1853 * and the commit is present (not gone).
1854 *
1855 * <behind> ::= integer behind value, when upstream set
1856 * and commit is present.
1857 *
1858 *
1859 * The end-of-line is defined by the -z flag.
1860 *
1861 * <eol> ::= NUL when -z,
1862 * LF when NOT -z.
1863 *
1864 */
1865 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
1866 {
1867 struct branch *branch;
1868 const char *base;
1869 const char *branch_name;
1870 struct wt_status_state state;
1871 int ab_info, nr_ahead, nr_behind;
1872 char eol = s->null_termination ? '\0' : '\n';
1873
1874 memset(&state, 0, sizeof(state));
1875 wt_status_get_state(&state, s->branch && !strcmp(s->branch, "HEAD"));
1876
1877 fprintf(s->fp, "# branch.oid %s%c",
1878 (s->is_initial ? "(initial)" : sha1_to_hex(s->sha1_commit)),
1879 eol);
1880
1881 if (!s->branch)
1882 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
1883 else {
1884 if (!strcmp(s->branch, "HEAD")) {
1885 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
1886
1887 if (state.rebase_in_progress || state.rebase_interactive_in_progress)
1888 branch_name = state.onto;
1889 else if (state.detached_from)
1890 branch_name = state.detached_from;
1891 else
1892 branch_name = "";
1893 } else {
1894 branch_name = NULL;
1895 skip_prefix(s->branch, "refs/heads/", &branch_name);
1896
1897 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
1898 }
1899
1900 /* Lookup stats on the upstream tracking branch, if set. */
1901 branch = branch_get(branch_name);
1902 base = NULL;
1903 ab_info = (stat_tracking_info(branch, &nr_ahead, &nr_behind, &base) == 0);
1904 if (base) {
1905 base = shorten_unambiguous_ref(base, 0);
1906 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
1907 free((char *)base);
1908
1909 if (ab_info)
1910 fprintf(s->fp, "# branch.ab +%d -%d%c", nr_ahead, nr_behind, eol);
1911 }
1912 }
1913
1914 free(state.branch);
1915 free(state.onto);
1916 free(state.detached_from);
1917 }
1918
1919 /*
1920 * Convert various submodule status values into a
1921 * fixed-length string of characters in the buffer provided.
1922 */
1923 static void wt_porcelain_v2_submodule_state(
1924 struct wt_status_change_data *d,
1925 char sub[5])
1926 {
1927 if (S_ISGITLINK(d->mode_head) ||
1928 S_ISGITLINK(d->mode_index) ||
1929 S_ISGITLINK(d->mode_worktree)) {
1930 sub[0] = 'S';
1931 sub[1] = d->new_submodule_commits ? 'C' : '.';
1932 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
1933 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
1934 } else {
1935 sub[0] = 'N';
1936 sub[1] = '.';
1937 sub[2] = '.';
1938 sub[3] = '.';
1939 }
1940 sub[4] = 0;
1941 }
1942
1943 /*
1944 * Fix-up changed entries before we print them.
1945 */
1946 static void wt_porcelain_v2_fix_up_changed(
1947 struct string_list_item *it,
1948 struct wt_status *s)
1949 {
1950 struct wt_status_change_data *d = it->util;
1951
1952 if (!d->index_status) {
1953 /*
1954 * This entry is unchanged in the index (relative to the head).
1955 * Therefore, the collect_updated_cb was never called for this
1956 * entry (during the head-vs-index scan) and so the head column
1957 * fields were never set.
1958 *
1959 * We must have data for the index column (from the
1960 * index-vs-worktree scan (otherwise, this entry should not be
1961 * in the list of changes)).
1962 *
1963 * Copy index column fields to the head column, so that our
1964 * output looks complete.
1965 */
1966 assert(d->mode_head == 0);
1967 d->mode_head = d->mode_index;
1968 oidcpy(&d->oid_head, &d->oid_index);
1969 }
1970
1971 if (!d->worktree_status) {
1972 /*
1973 * This entry is unchanged in the worktree (relative to the index).
1974 * Therefore, the collect_changed_cb was never called for this entry
1975 * (during the index-vs-worktree scan) and so the worktree column
1976 * fields were never set.
1977 *
1978 * We must have data for the index column (from the head-vs-index
1979 * scan).
1980 *
1981 * Copy the index column fields to the worktree column so that
1982 * our output looks complete.
1983 *
1984 * Note that we only have a mode field in the worktree column
1985 * because the scan code tries really hard to not have to compute it.
1986 */
1987 assert(d->mode_worktree == 0);
1988 d->mode_worktree = d->mode_index;
1989 }
1990 }
1991
1992 /*
1993 * Print porcelain v2 info for tracked entries with changes.
1994 */
1995 static void wt_porcelain_v2_print_changed_entry(
1996 struct string_list_item *it,
1997 struct wt_status *s)
1998 {
1999 struct wt_status_change_data *d = it->util;
2000 struct strbuf buf_index = STRBUF_INIT;
2001 struct strbuf buf_head = STRBUF_INIT;
2002 const char *path_index = NULL;
2003 const char *path_head = NULL;
2004 char key[3];
2005 char submodule_token[5];
2006 char sep_char, eol_char;
2007
2008 wt_porcelain_v2_fix_up_changed(it, s);
2009 wt_porcelain_v2_submodule_state(d, submodule_token);
2010
2011 key[0] = d->index_status ? d->index_status : '.';
2012 key[1] = d->worktree_status ? d->worktree_status : '.';
2013 key[2] = 0;
2014
2015 if (s->null_termination) {
2016 /*
2017 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2018 * A single NUL character separates them.
2019 */
2020 sep_char = '\0';
2021 eol_char = '\0';
2022 path_index = it->string;
2023 path_head = d->head_path;
2024 } else {
2025 /*
2026 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2027 * The source path is only present when necessary.
2028 * A single TAB separates them (because paths can contain spaces
2029 * which are not escaped and C-quoting does escape TAB characters).
2030 */
2031 sep_char = '\t';
2032 eol_char = '\n';
2033 path_index = quote_path(it->string, s->prefix, &buf_index);
2034 if (d->head_path)
2035 path_head = quote_path(d->head_path, s->prefix, &buf_head);
2036 }
2037
2038 if (path_head)
2039 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2040 key, submodule_token,
2041 d->mode_head, d->mode_index, d->mode_worktree,
2042 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2043 key[0], d->score,
2044 path_index, sep_char, path_head, eol_char);
2045 else
2046 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2047 key, submodule_token,
2048 d->mode_head, d->mode_index, d->mode_worktree,
2049 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2050 path_index, eol_char);
2051
2052 strbuf_release(&buf_index);
2053 strbuf_release(&buf_head);
2054 }
2055
2056 /*
2057 * Print porcelain v2 status info for unmerged entries.
2058 */
2059 static void wt_porcelain_v2_print_unmerged_entry(
2060 struct string_list_item *it,
2061 struct wt_status *s)
2062 {
2063 struct wt_status_change_data *d = it->util;
2064 const struct cache_entry *ce;
2065 struct strbuf buf_index = STRBUF_INIT;
2066 const char *path_index = NULL;
2067 int pos, stage, sum;
2068 struct {
2069 int mode;
2070 struct object_id oid;
2071 } stages[3];
2072 char *key;
2073 char submodule_token[5];
2074 char unmerged_prefix = 'u';
2075 char eol_char = s->null_termination ? '\0' : '\n';
2076
2077 wt_porcelain_v2_submodule_state(d, submodule_token);
2078
2079 switch (d->stagemask) {
2080 case 1: key = "DD"; break; /* both deleted */
2081 case 2: key = "AU"; break; /* added by us */
2082 case 3: key = "UD"; break; /* deleted by them */
2083 case 4: key = "UA"; break; /* added by them */
2084 case 5: key = "DU"; break; /* deleted by us */
2085 case 6: key = "AA"; break; /* both added */
2086 case 7: key = "UU"; break; /* both modified */
2087 default:
2088 die("BUG: unhandled unmerged status %x", d->stagemask);
2089 }
2090
2091 /*
2092 * Disregard d.aux.porcelain_v2 data that we accumulated
2093 * for the head and index columns during the scans and
2094 * replace with the actual stage data.
2095 *
2096 * Note that this is a last-one-wins for each the individual
2097 * stage [123] columns in the event of multiple cache entries
2098 * for same stage.
2099 */
2100 memset(stages, 0, sizeof(stages));
2101 sum = 0;
2102 pos = cache_name_pos(it->string, strlen(it->string));
2103 assert(pos < 0);
2104 pos = -pos-1;
2105 while (pos < active_nr) {
2106 ce = active_cache[pos++];
2107 stage = ce_stage(ce);
2108 if (strcmp(ce->name, it->string) || !stage)
2109 break;
2110 stages[stage - 1].mode = ce->ce_mode;
2111 oidcpy(&stages[stage - 1].oid, &ce->oid);
2112 sum |= (1 << (stage - 1));
2113 }
2114 if (sum != d->stagemask)
2115 die("BUG: observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2116
2117 if (s->null_termination)
2118 path_index = it->string;
2119 else
2120 path_index = quote_path(it->string, s->prefix, &buf_index);
2121
2122 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2123 unmerged_prefix, key, submodule_token,
2124 stages[0].mode, /* stage 1 */
2125 stages[1].mode, /* stage 2 */
2126 stages[2].mode, /* stage 3 */
2127 d->mode_worktree,
2128 oid_to_hex(&stages[0].oid), /* stage 1 */
2129 oid_to_hex(&stages[1].oid), /* stage 2 */
2130 oid_to_hex(&stages[2].oid), /* stage 3 */
2131 path_index,
2132 eol_char);
2133
2134 strbuf_release(&buf_index);
2135 }
2136
2137 /*
2138 * Print porcelain V2 status info for untracked and ignored entries.
2139 */
2140 static void wt_porcelain_v2_print_other(
2141 struct string_list_item *it,
2142 struct wt_status *s,
2143 char prefix)
2144 {
2145 struct strbuf buf = STRBUF_INIT;
2146 const char *path;
2147 char eol_char;
2148
2149 if (s->null_termination) {
2150 path = it->string;
2151 eol_char = '\0';
2152 } else {
2153 path = quote_path(it->string, s->prefix, &buf);
2154 eol_char = '\n';
2155 }
2156
2157 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2158
2159 strbuf_release(&buf);
2160 }
2161
2162 /*
2163 * Print porcelain V2 status.
2164 *
2165 * [<v2_branch>]
2166 * [<v2_changed_items>]*
2167 * [<v2_unmerged_items>]*
2168 * [<v2_untracked_items>]*
2169 * [<v2_ignored_items>]*
2170 *
2171 */
2172 static void wt_porcelain_v2_print(struct wt_status *s)
2173 {
2174 struct wt_status_change_data *d;
2175 struct string_list_item *it;
2176 int i;
2177
2178 if (s->show_branch)
2179 wt_porcelain_v2_print_tracking(s);
2180
2181 for (i = 0; i < s->change.nr; i++) {
2182 it = &(s->change.items[i]);
2183 d = it->util;
2184 if (!d->stagemask)
2185 wt_porcelain_v2_print_changed_entry(it, s);
2186 }
2187
2188 for (i = 0; i < s->change.nr; i++) {
2189 it = &(s->change.items[i]);
2190 d = it->util;
2191 if (d->stagemask)
2192 wt_porcelain_v2_print_unmerged_entry(it, s);
2193 }
2194
2195 for (i = 0; i < s->untracked.nr; i++) {
2196 it = &(s->untracked.items[i]);
2197 wt_porcelain_v2_print_other(it, s, '?');
2198 }
2199
2200 for (i = 0; i < s->ignored.nr; i++) {
2201 it = &(s->ignored.items[i]);
2202 wt_porcelain_v2_print_other(it, s, '!');
2203 }
2204 }
2205
2206 void wt_status_print(struct wt_status *s)
2207 {
2208 switch (s->status_format) {
2209 case STATUS_FORMAT_SHORT:
2210 wt_shortstatus_print(s);
2211 break;
2212 case STATUS_FORMAT_PORCELAIN:
2213 wt_porcelain_print(s);
2214 break;
2215 case STATUS_FORMAT_PORCELAIN_V2:
2216 wt_porcelain_v2_print(s);
2217 break;
2218 case STATUS_FORMAT_UNSPECIFIED:
2219 die("BUG: finalize_deferred_config() should have been called");
2220 break;
2221 case STATUS_FORMAT_NONE:
2222 case STATUS_FORMAT_LONG:
2223 wt_longstatus_print(s);
2224 break;
2225 }
2226 }
2227
2228 /**
2229 * Returns 1 if there are unstaged changes, 0 otherwise.
2230 */
2231 int has_unstaged_changes(int ignore_submodules)
2232 {
2233 struct rev_info rev_info;
2234 int result;
2235
2236 init_revisions(&rev_info, NULL);
2237 if (ignore_submodules)
2238 DIFF_OPT_SET(&rev_info.diffopt, IGNORE_SUBMODULES);
2239 DIFF_OPT_SET(&rev_info.diffopt, QUICK);
2240 diff_setup_done(&rev_info.diffopt);
2241 result = run_diff_files(&rev_info, 0);
2242 return diff_result_code(&rev_info.diffopt, result);
2243 }
2244
2245 /**
2246 * Returns 1 if there are uncommitted changes, 0 otherwise.
2247 */
2248 int has_uncommitted_changes(int ignore_submodules)
2249 {
2250 struct rev_info rev_info;
2251 int result;
2252
2253 if (is_cache_unborn())
2254 return 0;
2255
2256 init_revisions(&rev_info, NULL);
2257 if (ignore_submodules)
2258 DIFF_OPT_SET(&rev_info.diffopt, IGNORE_SUBMODULES);
2259 DIFF_OPT_SET(&rev_info.diffopt, QUICK);
2260 add_head_to_pending(&rev_info);
2261 diff_setup_done(&rev_info.diffopt);
2262 result = run_diff_index(&rev_info, 1);
2263 return diff_result_code(&rev_info.diffopt, result);
2264 }
2265
2266 /**
2267 * If the work tree has unstaged or uncommitted changes, dies with the
2268 * appropriate message.
2269 */
2270 int require_clean_work_tree(const char *action, const char *hint, int ignore_submodules, int gently)
2271 {
2272 struct lock_file *lock_file = xcalloc(1, sizeof(*lock_file));
2273 int err = 0, fd;
2274
2275 fd = hold_locked_index(lock_file, 0);
2276 refresh_cache(REFRESH_QUIET);
2277 if (0 <= fd)
2278 update_index_if_able(&the_index, lock_file);
2279 rollback_lock_file(lock_file);
2280
2281 if (has_unstaged_changes(ignore_submodules)) {
2282 /* TRANSLATORS: the action is e.g. "pull with rebase" */
2283 error(_("cannot %s: You have unstaged changes."), _(action));
2284 err = 1;
2285 }
2286
2287 if (has_uncommitted_changes(ignore_submodules)) {
2288 if (err)
2289 error(_("additionally, your index contains uncommitted changes."));
2290 else
2291 error(_("cannot %s: Your index contains uncommitted changes."),
2292 _(action));
2293 err = 1;
2294 }
2295
2296 if (err) {
2297 if (hint)
2298 error("%s", hint);
2299 if (!gently)
2300 exit(128);
2301 }
2302
2303 return err;
2304 }
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