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Merge branch 'rs/cocci' into maint
[git/debian.git] / wt-status.c
blob7004a2d588769b76e95c07c8471569b2d6bf6c56
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
20 static const char cut_line[] =
21 "------------------------ >8 ------------------------\n";
22
23 static char default_wt_status_colors[][COLOR_MAXLEN] = {
24 GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
25 GIT_COLOR_GREEN, /* WT_STATUS_UPDATED */
26 GIT_COLOR_RED, /* WT_STATUS_CHANGED */
27 GIT_COLOR_RED, /* WT_STATUS_UNTRACKED */
28 GIT_COLOR_RED, /* WT_STATUS_NOBRANCH */
29 GIT_COLOR_RED, /* WT_STATUS_UNMERGED */
30 GIT_COLOR_GREEN, /* WT_STATUS_LOCAL_BRANCH */
31 GIT_COLOR_RED, /* WT_STATUS_REMOTE_BRANCH */
32 GIT_COLOR_NIL, /* WT_STATUS_ONBRANCH */
33 };
34
35 static const char *color(int slot, struct wt_status *s)
36 {
37 const char *c = "";
38 if (want_color(s->use_color))
39 c = s->color_palette[slot];
40 if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
41 c = s->color_palette[WT_STATUS_HEADER];
42 return c;
43 }
44
45 static void status_vprintf(struct wt_status *s, int at_bol, const char *color,
46 const char *fmt, va_list ap, const char *trail)
47 {
48 struct strbuf sb = STRBUF_INIT;
49 struct strbuf linebuf = STRBUF_INIT;
50 const char *line, *eol;
51
52 strbuf_vaddf(&sb, fmt, ap);
53 if (!sb.len) {
54 if (s->display_comment_prefix) {
55 strbuf_addch(&sb, comment_line_char);
56 if (!trail)
57 strbuf_addch(&sb, ' ');
58 }
59 color_print_strbuf(s->fp, color, &sb);
60 if (trail)
61 fprintf(s->fp, "%s", trail);
62 strbuf_release(&sb);
63 return;
64 }
65 for (line = sb.buf; *line; line = eol + 1) {
66 eol = strchr(line, '\n');
67
68 strbuf_reset(&linebuf);
69 if (at_bol && s->display_comment_prefix) {
70 strbuf_addch(&linebuf, comment_line_char);
71 if (*line != '\n' && *line != '\t')
72 strbuf_addch(&linebuf, ' ');
73 }
74 if (eol)
75 strbuf_add(&linebuf, line, eol - line);
76 else
77 strbuf_addstr(&linebuf, line);
78 color_print_strbuf(s->fp, color, &linebuf);
79 if (eol)
80 fprintf(s->fp, "\n");
81 else
82 break;
83 at_bol = 1;
84 }
85 if (trail)
86 fprintf(s->fp, "%s", trail);
87 strbuf_release(&linebuf);
88 strbuf_release(&sb);
89 }
90
91 void status_printf_ln(struct wt_status *s, const char *color,
92 const char *fmt, ...)
93 {
94 va_list ap;
95
96 va_start(ap, fmt);
97 status_vprintf(s, 1, color, fmt, ap, "\n");
98 va_end(ap);
99 }
100
101 void status_printf(struct wt_status *s, const char *color,
102 const char *fmt, ...)
103 {
104 va_list ap;
105
106 va_start(ap, fmt);
107 status_vprintf(s, 1, color, fmt, ap, NULL);
108 va_end(ap);
109 }
110
111 static void status_printf_more(struct wt_status *s, const char *color,
112 const char *fmt, ...)
113 {
114 va_list ap;
115
116 va_start(ap, fmt);
117 status_vprintf(s, 0, color, fmt, ap, NULL);
118 va_end(ap);
119 }
120
121 void wt_status_prepare(struct wt_status *s)
122 {
123 unsigned char sha1[20];
124
125 memset(s, 0, sizeof(*s));
126 memcpy(s->color_palette, default_wt_status_colors,
127 sizeof(default_wt_status_colors));
128 s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
129 s->use_color = -1;
130 s->relative_paths = 1;
131 s->branch = resolve_refdup("HEAD", 0, sha1, NULL);
132 s->reference = "HEAD";
133 s->fp = stdout;
134 s->index_file = get_index_file();
135 s->change.strdup_strings = 1;
136 s->untracked.strdup_strings = 1;
137 s->ignored.strdup_strings = 1;
138 s->show_branch = -1; /* unspecified */
139 s->display_comment_prefix = 0;
140 }
141
142 static void wt_status_print_unmerged_header(struct wt_status *s)
143 {
144 int i;
145 int del_mod_conflict = 0;
146 int both_deleted = 0;
147 int not_deleted = 0;
148 const char *c = color(WT_STATUS_HEADER, s);
149
150 status_printf_ln(s, c, _("Unmerged paths:"));
151
152 for (i = 0; i < s->change.nr; i++) {
153 struct string_list_item *it = &(s->change.items[i]);
154 struct wt_status_change_data *d = it->util;
155
156 switch (d->stagemask) {
157 case 0:
158 break;
159 case 1:
160 both_deleted = 1;
161 break;
162 case 3:
163 case 5:
164 del_mod_conflict = 1;
165 break;
166 default:
167 not_deleted = 1;
168 break;
169 }
170 }
171
172 if (!s->hints)
173 return;
174 if (s->whence != FROM_COMMIT)
175 ;
176 else if (!s->is_initial)
177 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
178 else
179 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
180
181 if (!both_deleted) {
182 if (!del_mod_conflict)
183 status_printf_ln(s, c, _(" (use \"git add <file>...\" to mark resolution)"));
184 else
185 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
186 } else if (!del_mod_conflict && !not_deleted) {
187 status_printf_ln(s, c, _(" (use \"git rm <file>...\" to mark resolution)"));
188 } else {
189 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
190 }
191 status_printf_ln(s, c, "%s", "");
192 }
193
194 static void wt_status_print_cached_header(struct wt_status *s)
195 {
196 const char *c = color(WT_STATUS_HEADER, s);
197
198 status_printf_ln(s, c, _("Changes to be committed:"));
199 if (!s->hints)
200 return;
201 if (s->whence != FROM_COMMIT)
202 ; /* NEEDSWORK: use "git reset --unresolve"??? */
203 else if (!s->is_initial)
204 status_printf_ln(s, c, _(" (use \"git reset %s <file>...\" to unstage)"), s->reference);
205 else
206 status_printf_ln(s, c, _(" (use \"git rm --cached <file>...\" to unstage)"));
207 status_printf_ln(s, c, "%s", "");
208 }
209
210 static void wt_status_print_dirty_header(struct wt_status *s,
211 int has_deleted,
212 int has_dirty_submodules)
213 {
214 const char *c = color(WT_STATUS_HEADER, s);
215
216 status_printf_ln(s, c, _("Changes not staged for commit:"));
217 if (!s->hints)
218 return;
219 if (!has_deleted)
220 status_printf_ln(s, c, _(" (use \"git add <file>...\" to update what will be committed)"));
221 else
222 status_printf_ln(s, c, _(" (use \"git add/rm <file>...\" to update what will be committed)"));
223 status_printf_ln(s, c, _(" (use \"git checkout -- <file>...\" to discard changes in working directory)"));
224 if (has_dirty_submodules)
225 status_printf_ln(s, c, _(" (commit or discard the untracked or modified content in submodules)"));
226 status_printf_ln(s, c, "%s", "");
227 }
228
229 static void wt_status_print_other_header(struct wt_status *s,
230 const char *what,
231 const char *how)
232 {
233 const char *c = color(WT_STATUS_HEADER, s);
234 status_printf_ln(s, c, "%s:", what);
235 if (!s->hints)
236 return;
237 status_printf_ln(s, c, _(" (use \"git %s <file>...\" to include in what will be committed)"), how);
238 status_printf_ln(s, c, "%s", "");
239 }
240
241 static void wt_status_print_trailer(struct wt_status *s)
242 {
243 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
244 }
245
246 #define quote_path quote_path_relative
247
248 static const char *wt_status_unmerged_status_string(int stagemask)
249 {
250 switch (stagemask) {
251 case 1:
252 return _("both deleted:");
253 case 2:
254 return _("added by us:");
255 case 3:
256 return _("deleted by them:");
257 case 4:
258 return _("added by them:");
259 case 5:
260 return _("deleted by us:");
261 case 6:
262 return _("both added:");
263 case 7:
264 return _("both modified:");
265 default:
266 die("BUG: unhandled unmerged status %x", stagemask);
267 }
268 }
269
270 static const char *wt_status_diff_status_string(int status)
271 {
272 switch (status) {
273 case DIFF_STATUS_ADDED:
274 return _("new file:");
275 case DIFF_STATUS_COPIED:
276 return _("copied:");
277 case DIFF_STATUS_DELETED:
278 return _("deleted:");
279 case DIFF_STATUS_MODIFIED:
280 return _("modified:");
281 case DIFF_STATUS_RENAMED:
282 return _("renamed:");
283 case DIFF_STATUS_TYPE_CHANGED:
284 return _("typechange:");
285 case DIFF_STATUS_UNKNOWN:
286 return _("unknown:");
287 case DIFF_STATUS_UNMERGED:
288 return _("unmerged:");
289 default:
290 return NULL;
291 }
292 }
293
294 static int maxwidth(const char *(*label)(int), int minval, int maxval)
295 {
296 int result = 0, i;
297
298 for (i = minval; i <= maxval; i++) {
299 const char *s = label(i);
300 int len = s ? utf8_strwidth(s) : 0;
301 if (len > result)
302 result = len;
303 }
304 return result;
305 }
306
307 static void wt_status_print_unmerged_data(struct wt_status *s,
308 struct string_list_item *it)
309 {
310 const char *c = color(WT_STATUS_UNMERGED, s);
311 struct wt_status_change_data *d = it->util;
312 struct strbuf onebuf = STRBUF_INIT;
313 static char *padding;
314 static int label_width;
315 const char *one, *how;
316 int len;
317
318 if (!padding) {
319 label_width = maxwidth(wt_status_unmerged_status_string, 1, 7);
320 label_width += strlen(" ");
321 padding = xmallocz(label_width);
322 memset(padding, ' ', label_width);
323 }
324
325 one = quote_path(it->string, s->prefix, &onebuf);
326 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
327
328 how = wt_status_unmerged_status_string(d->stagemask);
329 len = label_width - utf8_strwidth(how);
330 status_printf_more(s, c, "%s%.*s%s\n", how, len, padding, one);
331 strbuf_release(&onebuf);
332 }
333
334 static void wt_status_print_change_data(struct wt_status *s,
335 int change_type,
336 struct string_list_item *it)
337 {
338 struct wt_status_change_data *d = it->util;
339 const char *c = color(change_type, s);
340 int status;
341 char *one_name;
342 char *two_name;
343 const char *one, *two;
344 struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
345 struct strbuf extra = STRBUF_INIT;
346 static char *padding;
347 static int label_width;
348 const char *what;
349 int len;
350
351 if (!padding) {
352 /* If DIFF_STATUS_* uses outside the range [A..Z], we're in trouble */
353 label_width = maxwidth(wt_status_diff_status_string, 'A', 'Z');
354 label_width += strlen(" ");
355 padding = xmallocz(label_width);
356 memset(padding, ' ', label_width);
357 }
358
359 one_name = two_name = it->string;
360 switch (change_type) {
361 case WT_STATUS_UPDATED:
362 status = d->index_status;
363 if (d->head_path)
364 one_name = d->head_path;
365 break;
366 case WT_STATUS_CHANGED:
367 if (d->new_submodule_commits || d->dirty_submodule) {
368 strbuf_addstr(&extra, " (");
369 if (d->new_submodule_commits)
370 strbuf_addstr(&extra, _("new commits, "));
371 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
372 strbuf_addstr(&extra, _("modified content, "));
373 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
374 strbuf_addstr(&extra, _("untracked content, "));
375 strbuf_setlen(&extra, extra.len - 2);
376 strbuf_addch(&extra, ')');
377 }
378 status = d->worktree_status;
379 break;
380 default:
381 die("BUG: unhandled change_type %d in wt_status_print_change_data",
382 change_type);
383 }
384
385 one = quote_path(one_name, s->prefix, &onebuf);
386 two = quote_path(two_name, s->prefix, &twobuf);
387
388 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
389 what = wt_status_diff_status_string(status);
390 if (!what)
391 die("BUG: unhandled diff status %c", status);
392 len = label_width - utf8_strwidth(what);
393 assert(len >= 0);
394 if (status == DIFF_STATUS_COPIED || status == DIFF_STATUS_RENAMED)
395 status_printf_more(s, c, "%s%.*s%s -> %s",
396 what, len, padding, one, two);
397 else
398 status_printf_more(s, c, "%s%.*s%s",
399 what, len, padding, one);
400 if (extra.len) {
401 status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
402 strbuf_release(&extra);
403 }
404 status_printf_more(s, GIT_COLOR_NORMAL, "\n");
405 strbuf_release(&onebuf);
406 strbuf_release(&twobuf);
407 }
408
409 static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
410 struct diff_options *options,
411 void *data)
412 {
413 struct wt_status *s = data;
414 int i;
415
416 if (!q->nr)
417 return;
418 s->workdir_dirty = 1;
419 for (i = 0; i < q->nr; i++) {
420 struct diff_filepair *p;
421 struct string_list_item *it;
422 struct wt_status_change_data *d;
423
424 p = q->queue[i];
425 it = string_list_insert(&s->change, p->one->path);
426 d = it->util;
427 if (!d) {
428 d = xcalloc(1, sizeof(*d));
429 it->util = d;
430 }
431 if (!d->worktree_status)
432 d->worktree_status = p->status;
433 d->dirty_submodule = p->two->dirty_submodule;
434 if (S_ISGITLINK(p->two->mode))
435 d->new_submodule_commits = !!oidcmp(&p->one->oid,
436 &p->two->oid);
437 }
438 }
439
440 static int unmerged_mask(const char *path)
441 {
442 int pos, mask;
443 const struct cache_entry *ce;
444
445 pos = cache_name_pos(path, strlen(path));
446 if (0 <= pos)
447 return 0;
448
449 mask = 0;
450 pos = -pos-1;
451 while (pos < active_nr) {
452 ce = active_cache[pos++];
453 if (strcmp(ce->name, path) || !ce_stage(ce))
454 break;
455 mask |= (1 << (ce_stage(ce) - 1));
456 }
457 return mask;
458 }
459
460 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
461 struct diff_options *options,
462 void *data)
463 {
464 struct wt_status *s = data;
465 int i;
466
467 for (i = 0; i < q->nr; i++) {
468 struct diff_filepair *p;
469 struct string_list_item *it;
470 struct wt_status_change_data *d;
471
472 p = q->queue[i];
473 it = string_list_insert(&s->change, p->two->path);
474 d = it->util;
475 if (!d) {
476 d = xcalloc(1, sizeof(*d));
477 it->util = d;
478 }
479 if (!d->index_status)
480 d->index_status = p->status;
481 switch (p->status) {
482 case DIFF_STATUS_COPIED:
483 case DIFF_STATUS_RENAMED:
484 d->head_path = xstrdup(p->one->path);
485 break;
486 case DIFF_STATUS_UNMERGED:
487 d->stagemask = unmerged_mask(p->two->path);
488 break;
489 }
490 }
491 }
492
493 static void wt_status_collect_changes_worktree(struct wt_status *s)
494 {
495 struct rev_info rev;
496
497 init_revisions(&rev, NULL);
498 setup_revisions(0, NULL, &rev, NULL);
499 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
500 DIFF_OPT_SET(&rev.diffopt, DIRTY_SUBMODULES);
501 if (!s->show_untracked_files)
502 DIFF_OPT_SET(&rev.diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
503 if (s->ignore_submodule_arg) {
504 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
505 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
506 }
507 rev.diffopt.format_callback = wt_status_collect_changed_cb;
508 rev.diffopt.format_callback_data = s;
509 copy_pathspec(&rev.prune_data, &s->pathspec);
510 run_diff_files(&rev, 0);
511 }
512
513 static void wt_status_collect_changes_index(struct wt_status *s)
514 {
515 struct rev_info rev;
516 struct setup_revision_opt opt;
517
518 init_revisions(&rev, NULL);
519 memset(&opt, 0, sizeof(opt));
520 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
521 setup_revisions(0, NULL, &rev, &opt);
522
523 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
524 if (s->ignore_submodule_arg) {
525 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
526 } else {
527 /*
528 * Unless the user did explicitly request a submodule ignore
529 * mode by passing a command line option we do not ignore any
530 * changed submodule SHA-1s when comparing index and HEAD, no
531 * matter what is configured. Otherwise the user won't be
532 * shown any submodules she manually added (and which are
533 * staged to be committed), which would be really confusing.
534 */
535 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
536 }
537
538 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
539 rev.diffopt.format_callback = wt_status_collect_updated_cb;
540 rev.diffopt.format_callback_data = s;
541 rev.diffopt.detect_rename = 1;
542 rev.diffopt.rename_limit = 200;
543 rev.diffopt.break_opt = 0;
544 copy_pathspec(&rev.prune_data, &s->pathspec);
545 run_diff_index(&rev, 1);
546 }
547
548 static void wt_status_collect_changes_initial(struct wt_status *s)
549 {
550 int i;
551
552 for (i = 0; i < active_nr; i++) {
553 struct string_list_item *it;
554 struct wt_status_change_data *d;
555 const struct cache_entry *ce = active_cache[i];
556
557 if (!ce_path_match(ce, &s->pathspec, NULL))
558 continue;
559 it = string_list_insert(&s->change, ce->name);
560 d = it->util;
561 if (!d) {
562 d = xcalloc(1, sizeof(*d));
563 it->util = d;
564 }
565 if (ce_stage(ce)) {
566 d->index_status = DIFF_STATUS_UNMERGED;
567 d->stagemask |= (1 << (ce_stage(ce) - 1));
568 }
569 else
570 d->index_status = DIFF_STATUS_ADDED;
571 }
572 }
573
574 static void wt_status_collect_untracked(struct wt_status *s)
575 {
576 int i;
577 struct dir_struct dir;
578 uint64_t t_begin = getnanotime();
579
580 if (!s->show_untracked_files)
581 return;
582
583 memset(&dir, 0, sizeof(dir));
584 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
585 dir.flags |=
586 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
587 if (s->show_ignored_files)
588 dir.flags |= DIR_SHOW_IGNORED_TOO;
589 else
590 dir.untracked = the_index.untracked;
591 setup_standard_excludes(&dir);
592
593 fill_directory(&dir, &s->pathspec);
594
595 for (i = 0; i < dir.nr; i++) {
596 struct dir_entry *ent = dir.entries[i];
597 if (cache_name_is_other(ent->name, ent->len) &&
598 dir_path_match(ent, &s->pathspec, 0, NULL))
599 string_list_insert(&s->untracked, ent->name);
600 free(ent);
601 }
602
603 for (i = 0; i < dir.ignored_nr; i++) {
604 struct dir_entry *ent = dir.ignored[i];
605 if (cache_name_is_other(ent->name, ent->len) &&
606 dir_path_match(ent, &s->pathspec, 0, NULL))
607 string_list_insert(&s->ignored, ent->name);
608 free(ent);
609 }
610
611 free(dir.entries);
612 free(dir.ignored);
613 clear_directory(&dir);
614
615 if (advice_status_u_option)
616 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
617 }
618
619 void wt_status_collect(struct wt_status *s)
620 {
621 wt_status_collect_changes_worktree(s);
622
623 if (s->is_initial)
624 wt_status_collect_changes_initial(s);
625 else
626 wt_status_collect_changes_index(s);
627 wt_status_collect_untracked(s);
628 }
629
630 static void wt_status_print_unmerged(struct wt_status *s)
631 {
632 int shown_header = 0;
633 int i;
634
635 for (i = 0; i < s->change.nr; i++) {
636 struct wt_status_change_data *d;
637 struct string_list_item *it;
638 it = &(s->change.items[i]);
639 d = it->util;
640 if (!d->stagemask)
641 continue;
642 if (!shown_header) {
643 wt_status_print_unmerged_header(s);
644 shown_header = 1;
645 }
646 wt_status_print_unmerged_data(s, it);
647 }
648 if (shown_header)
649 wt_status_print_trailer(s);
650
651 }
652
653 static void wt_status_print_updated(struct wt_status *s)
654 {
655 int shown_header = 0;
656 int i;
657
658 for (i = 0; i < s->change.nr; i++) {
659 struct wt_status_change_data *d;
660 struct string_list_item *it;
661 it = &(s->change.items[i]);
662 d = it->util;
663 if (!d->index_status ||
664 d->index_status == DIFF_STATUS_UNMERGED)
665 continue;
666 if (!shown_header) {
667 wt_status_print_cached_header(s);
668 s->commitable = 1;
669 shown_header = 1;
670 }
671 wt_status_print_change_data(s, WT_STATUS_UPDATED, it);
672 }
673 if (shown_header)
674 wt_status_print_trailer(s);
675 }
676
677 /*
678 * -1 : has delete
679 * 0 : no change
680 * 1 : some change but no delete
681 */
682 static int wt_status_check_worktree_changes(struct wt_status *s,
683 int *dirty_submodules)
684 {
685 int i;
686 int changes = 0;
687
688 *dirty_submodules = 0;
689
690 for (i = 0; i < s->change.nr; i++) {
691 struct wt_status_change_data *d;
692 d = s->change.items[i].util;
693 if (!d->worktree_status ||
694 d->worktree_status == DIFF_STATUS_UNMERGED)
695 continue;
696 if (!changes)
697 changes = 1;
698 if (d->dirty_submodule)
699 *dirty_submodules = 1;
700 if (d->worktree_status == DIFF_STATUS_DELETED)
701 changes = -1;
702 }
703 return changes;
704 }
705
706 static void wt_status_print_changed(struct wt_status *s)
707 {
708 int i, dirty_submodules;
709 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
710
711 if (!worktree_changes)
712 return;
713
714 wt_status_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
715
716 for (i = 0; i < s->change.nr; i++) {
717 struct wt_status_change_data *d;
718 struct string_list_item *it;
719 it = &(s->change.items[i]);
720 d = it->util;
721 if (!d->worktree_status ||
722 d->worktree_status == DIFF_STATUS_UNMERGED)
723 continue;
724 wt_status_print_change_data(s, WT_STATUS_CHANGED, it);
725 }
726 wt_status_print_trailer(s);
727 }
728
729 static void wt_status_print_submodule_summary(struct wt_status *s, int uncommitted)
730 {
731 struct child_process sm_summary = CHILD_PROCESS_INIT;
732 struct strbuf cmd_stdout = STRBUF_INIT;
733 struct strbuf summary = STRBUF_INIT;
734 char *summary_content;
735
736 argv_array_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s",
737 s->index_file);
738
739 argv_array_push(&sm_summary.args, "submodule");
740 argv_array_push(&sm_summary.args, "summary");
741 argv_array_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
742 argv_array_push(&sm_summary.args, "--for-status");
743 argv_array_push(&sm_summary.args, "--summary-limit");
744 argv_array_pushf(&sm_summary.args, "%d", s->submodule_summary);
745 if (!uncommitted)
746 argv_array_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
747
748 sm_summary.git_cmd = 1;
749 sm_summary.no_stdin = 1;
750
751 capture_command(&sm_summary, &cmd_stdout, 1024);
752
753 /* prepend header, only if there's an actual output */
754 if (cmd_stdout.len) {
755 if (uncommitted)
756 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
757 else
758 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
759 strbuf_addstr(&summary, "\n\n");
760 }
761 strbuf_addbuf(&summary, &cmd_stdout);
762 strbuf_release(&cmd_stdout);
763
764 if (s->display_comment_prefix) {
765 size_t len;
766 summary_content = strbuf_detach(&summary, &len);
767 strbuf_add_commented_lines(&summary, summary_content, len);
768 free(summary_content);
769 }
770
771 fputs(summary.buf, s->fp);
772 strbuf_release(&summary);
773 }
774
775 static void wt_status_print_other(struct wt_status *s,
776 struct string_list *l,
777 const char *what,
778 const char *how)
779 {
780 int i;
781 struct strbuf buf = STRBUF_INIT;
782 static struct string_list output = STRING_LIST_INIT_DUP;
783 struct column_options copts;
784
785 if (!l->nr)
786 return;
787
788 wt_status_print_other_header(s, what, how);
789
790 for (i = 0; i < l->nr; i++) {
791 struct string_list_item *it;
792 const char *path;
793 it = &(l->items[i]);
794 path = quote_path(it->string, s->prefix, &buf);
795 if (column_active(s->colopts)) {
796 string_list_append(&output, path);
797 continue;
798 }
799 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
800 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
801 "%s\n", path);
802 }
803
804 strbuf_release(&buf);
805 if (!column_active(s->colopts))
806 goto conclude;
807
808 strbuf_addf(&buf, "%s%s\t%s",
809 color(WT_STATUS_HEADER, s),
810 s->display_comment_prefix ? "#" : "",
811 color(WT_STATUS_UNTRACKED, s));
812 memset(&copts, 0, sizeof(copts));
813 copts.padding = 1;
814 copts.indent = buf.buf;
815 if (want_color(s->use_color))
816 copts.nl = GIT_COLOR_RESET "\n";
817 print_columns(&output, s->colopts, &copts);
818 string_list_clear(&output, 0);
819 strbuf_release(&buf);
820 conclude:
821 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
822 }
823
824 void wt_status_truncate_message_at_cut_line(struct strbuf *buf)
825 {
826 const char *p;
827 struct strbuf pattern = STRBUF_INIT;
828
829 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
830 if (starts_with(buf->buf, pattern.buf + 1))
831 strbuf_setlen(buf, 0);
832 else if ((p = strstr(buf->buf, pattern.buf)))
833 strbuf_setlen(buf, p - buf->buf + 1);
834 strbuf_release(&pattern);
835 }
836
837 void wt_status_add_cut_line(FILE *fp)
838 {
839 const char *explanation = _("Do not touch the line above.\nEverything below will be removed.");
840 struct strbuf buf = STRBUF_INIT;
841
842 fprintf(fp, "%c %s", comment_line_char, cut_line);
843 strbuf_add_commented_lines(&buf, explanation, strlen(explanation));
844 fputs(buf.buf, fp);
845 strbuf_release(&buf);
846 }
847
848 static void wt_status_print_verbose(struct wt_status *s)
849 {
850 struct rev_info rev;
851 struct setup_revision_opt opt;
852 int dirty_submodules;
853 const char *c = color(WT_STATUS_HEADER, s);
854
855 init_revisions(&rev, NULL);
856 DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
857
858 memset(&opt, 0, sizeof(opt));
859 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
860 setup_revisions(0, NULL, &rev, &opt);
861
862 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
863 rev.diffopt.detect_rename = 1;
864 rev.diffopt.file = s->fp;
865 rev.diffopt.close_file = 0;
866 /*
867 * If we're not going to stdout, then we definitely don't
868 * want color, since we are going to the commit message
869 * file (and even the "auto" setting won't work, since it
870 * will have checked isatty on stdout). But we then do want
871 * to insert the scissor line here to reliably remove the
872 * diff before committing.
873 */
874 if (s->fp != stdout) {
875 rev.diffopt.use_color = 0;
876 wt_status_add_cut_line(s->fp);
877 }
878 if (s->verbose > 1 && s->commitable) {
879 /* print_updated() printed a header, so do we */
880 if (s->fp != stdout)
881 wt_status_print_trailer(s);
882 status_printf_ln(s, c, _("Changes to be committed:"));
883 rev.diffopt.a_prefix = "c/";
884 rev.diffopt.b_prefix = "i/";
885 } /* else use prefix as per user config */
886 run_diff_index(&rev, 1);
887 if (s->verbose > 1 &&
888 wt_status_check_worktree_changes(s, &dirty_submodules)) {
889 status_printf_ln(s, c,
890 "--------------------------------------------------");
891 status_printf_ln(s, c, _("Changes not staged for commit:"));
892 setup_work_tree();
893 rev.diffopt.a_prefix = "i/";
894 rev.diffopt.b_prefix = "w/";
895 run_diff_files(&rev, 0);
896 }
897 }
898
899 static void wt_status_print_tracking(struct wt_status *s)
900 {
901 struct strbuf sb = STRBUF_INIT;
902 const char *cp, *ep, *branch_name;
903 struct branch *branch;
904 char comment_line_string[3];
905 int i;
906
907 assert(s->branch && !s->is_initial);
908 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
909 return;
910 branch = branch_get(branch_name);
911 if (!format_tracking_info(branch, &sb))
912 return;
913
914 i = 0;
915 if (s->display_comment_prefix) {
916 comment_line_string[i++] = comment_line_char;
917 comment_line_string[i++] = ' ';
918 }
919 comment_line_string[i] = '\0';
920
921 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
922 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
923 "%s%.*s", comment_line_string,
924 (int)(ep - cp), cp);
925 if (s->display_comment_prefix)
926 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
927 comment_line_char);
928 else
929 fputs("", s->fp);
930 }
931
932 static int has_unmerged(struct wt_status *s)
933 {
934 int i;
935
936 for (i = 0; i < s->change.nr; i++) {
937 struct wt_status_change_data *d;
938 d = s->change.items[i].util;
939 if (d->stagemask)
940 return 1;
941 }
942 return 0;
943 }
944
945 static void show_merge_in_progress(struct wt_status *s,
946 struct wt_status_state *state,
947 const char *color)
948 {
949 if (has_unmerged(s)) {
950 status_printf_ln(s, color, _("You have unmerged paths."));
951 if (s->hints) {
952 status_printf_ln(s, color,
953 _(" (fix conflicts and run \"git commit\")"));
954 status_printf_ln(s, color,
955 _(" (use \"git merge --abort\" to abort the merge)"));
956 }
957 } else {
958 s-> commitable = 1;
959 status_printf_ln(s, color,
960 _("All conflicts fixed but you are still merging."));
961 if (s->hints)
962 status_printf_ln(s, color,
963 _(" (use \"git commit\" to conclude merge)"));
964 }
965 wt_status_print_trailer(s);
966 }
967
968 static void show_am_in_progress(struct wt_status *s,
969 struct wt_status_state *state,
970 const char *color)
971 {
972 status_printf_ln(s, color,
973 _("You are in the middle of an am session."));
974 if (state->am_empty_patch)
975 status_printf_ln(s, color,
976 _("The current patch is empty."));
977 if (s->hints) {
978 if (!state->am_empty_patch)
979 status_printf_ln(s, color,
980 _(" (fix conflicts and then run \"git am --continue\")"));
981 status_printf_ln(s, color,
982 _(" (use \"git am --skip\" to skip this patch)"));
983 status_printf_ln(s, color,
984 _(" (use \"git am --abort\" to restore the original branch)"));
985 }
986 wt_status_print_trailer(s);
987 }
988
989 static char *read_line_from_git_path(const char *filename)
990 {
991 struct strbuf buf = STRBUF_INIT;
992 FILE *fp = fopen(git_path("%s", filename), "r");
993 if (!fp) {
994 strbuf_release(&buf);
995 return NULL;
996 }
997 strbuf_getline_lf(&buf, fp);
998 if (!fclose(fp)) {
999 return strbuf_detach(&buf, NULL);
1000 } else {
1001 strbuf_release(&buf);
1002 return NULL;
1003 }
1004 }
1005
1006 static int split_commit_in_progress(struct wt_status *s)
1007 {
1008 int split_in_progress = 0;
1009 char *head = read_line_from_git_path("HEAD");
1010 char *orig_head = read_line_from_git_path("ORIG_HEAD");
1011 char *rebase_amend = read_line_from_git_path("rebase-merge/amend");
1012 char *rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1013
1014 if (!head || !orig_head || !rebase_amend || !rebase_orig_head ||
1015 !s->branch || strcmp(s->branch, "HEAD"))
1016 return split_in_progress;
1017
1018 if (!strcmp(rebase_amend, rebase_orig_head)) {
1019 if (strcmp(head, rebase_amend))
1020 split_in_progress = 1;
1021 } else if (strcmp(orig_head, rebase_orig_head)) {
1022 split_in_progress = 1;
1023 }
1024
1025 if (!s->amend && !s->nowarn && !s->workdir_dirty)
1026 split_in_progress = 0;
1027
1028 free(head);
1029 free(orig_head);
1030 free(rebase_amend);
1031 free(rebase_orig_head);
1032 return split_in_progress;
1033 }
1034
1035 /*
1036 * Turn
1037 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1038 * into
1039 * "pick d6a2f03 some message"
1040 *
1041 * The function assumes that the line does not contain useless spaces
1042 * before or after the command.
1043 */
1044 static void abbrev_sha1_in_line(struct strbuf *line)
1045 {
1046 struct strbuf **split;
1047 int i;
1048
1049 if (starts_with(line->buf, "exec ") ||
1050 starts_with(line->buf, "x "))
1051 return;
1052
1053 split = strbuf_split_max(line, ' ', 3);
1054 if (split[0] && split[1]) {
1055 unsigned char sha1[20];
1056
1057 /*
1058 * strbuf_split_max left a space. Trim it and re-add
1059 * it after abbreviation.
1060 */
1061 strbuf_trim(split[1]);
1062 if (!get_sha1(split[1]->buf, sha1)) {
1063 strbuf_reset(split[1]);
1064 strbuf_add_unique_abbrev(split[1], sha1,
1065 DEFAULT_ABBREV);
1066 strbuf_addch(split[1], ' ');
1067 strbuf_reset(line);
1068 for (i = 0; split[i]; i++)
1069 strbuf_addbuf(line, split[i]);
1070 }
1071 }
1072 strbuf_list_free(split);
1073 }
1074
1075 static void read_rebase_todolist(const char *fname, struct string_list *lines)
1076 {
1077 struct strbuf line = STRBUF_INIT;
1078 FILE *f = fopen(git_path("%s", fname), "r");
1079
1080 if (!f)
1081 die_errno("Could not open file %s for reading",
1082 git_path("%s", fname));
1083 while (!strbuf_getline_lf(&line, f)) {
1084 if (line.len && line.buf[0] == comment_line_char)
1085 continue;
1086 strbuf_trim(&line);
1087 if (!line.len)
1088 continue;
1089 abbrev_sha1_in_line(&line);
1090 string_list_append(lines, line.buf);
1091 }
1092 }
1093
1094 static void show_rebase_information(struct wt_status *s,
1095 struct wt_status_state *state,
1096 const char *color)
1097 {
1098 if (state->rebase_interactive_in_progress) {
1099 int i;
1100 int nr_lines_to_show = 2;
1101
1102 struct string_list have_done = STRING_LIST_INIT_DUP;
1103 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1104
1105 read_rebase_todolist("rebase-merge/done", &have_done);
1106 read_rebase_todolist("rebase-merge/git-rebase-todo", &yet_to_do);
1107
1108 if (have_done.nr == 0)
1109 status_printf_ln(s, color, _("No commands done."));
1110 else {
1111 status_printf_ln(s, color,
1112 Q_("Last command done (%d command done):",
1113 "Last commands done (%d commands done):",
1114 have_done.nr),
1115 have_done.nr);
1116 for (i = (have_done.nr > nr_lines_to_show)
1117 ? have_done.nr - nr_lines_to_show : 0;
1118 i < have_done.nr;
1119 i++)
1120 status_printf_ln(s, color, " %s", have_done.items[i].string);
1121 if (have_done.nr > nr_lines_to_show && s->hints)
1122 status_printf_ln(s, color,
1123 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1124 }
1125
1126 if (yet_to_do.nr == 0)
1127 status_printf_ln(s, color,
1128 _("No commands remaining."));
1129 else {
1130 status_printf_ln(s, color,
1131 Q_("Next command to do (%d remaining command):",
1132 "Next commands to do (%d remaining commands):",
1133 yet_to_do.nr),
1134 yet_to_do.nr);
1135 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1136 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1137 if (s->hints)
1138 status_printf_ln(s, color,
1139 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1140 }
1141 string_list_clear(&yet_to_do, 0);
1142 string_list_clear(&have_done, 0);
1143 }
1144 }
1145
1146 static void print_rebase_state(struct wt_status *s,
1147 struct wt_status_state *state,
1148 const char *color)
1149 {
1150 if (state->branch)
1151 status_printf_ln(s, color,
1152 _("You are currently rebasing branch '%s' on '%s'."),
1153 state->branch,
1154 state->onto);
1155 else
1156 status_printf_ln(s, color,
1157 _("You are currently rebasing."));
1158 }
1159
1160 static void show_rebase_in_progress(struct wt_status *s,
1161 struct wt_status_state *state,
1162 const char *color)
1163 {
1164 struct stat st;
1165
1166 show_rebase_information(s, state, color);
1167 if (has_unmerged(s)) {
1168 print_rebase_state(s, state, color);
1169 if (s->hints) {
1170 status_printf_ln(s, color,
1171 _(" (fix conflicts and then run \"git rebase --continue\")"));
1172 status_printf_ln(s, color,
1173 _(" (use \"git rebase --skip\" to skip this patch)"));
1174 status_printf_ln(s, color,
1175 _(" (use \"git rebase --abort\" to check out the original branch)"));
1176 }
1177 } else if (state->rebase_in_progress || !stat(git_path_merge_msg(), &st)) {
1178 print_rebase_state(s, state, color);
1179 if (s->hints)
1180 status_printf_ln(s, color,
1181 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1182 } else if (split_commit_in_progress(s)) {
1183 if (state->branch)
1184 status_printf_ln(s, color,
1185 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1186 state->branch,
1187 state->onto);
1188 else
1189 status_printf_ln(s, color,
1190 _("You are currently splitting a commit during a rebase."));
1191 if (s->hints)
1192 status_printf_ln(s, color,
1193 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1194 } else {
1195 if (state->branch)
1196 status_printf_ln(s, color,
1197 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1198 state->branch,
1199 state->onto);
1200 else
1201 status_printf_ln(s, color,
1202 _("You are currently editing a commit during a rebase."));
1203 if (s->hints && !s->amend) {
1204 status_printf_ln(s, color,
1205 _(" (use \"git commit --amend\" to amend the current commit)"));
1206 status_printf_ln(s, color,
1207 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1208 }
1209 }
1210 wt_status_print_trailer(s);
1211 }
1212
1213 static void show_cherry_pick_in_progress(struct wt_status *s,
1214 struct wt_status_state *state,
1215 const char *color)
1216 {
1217 status_printf_ln(s, color, _("You are currently cherry-picking commit %s."),
1218 find_unique_abbrev(state->cherry_pick_head_sha1, DEFAULT_ABBREV));
1219 if (s->hints) {
1220 if (has_unmerged(s))
1221 status_printf_ln(s, color,
1222 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1223 else
1224 status_printf_ln(s, color,
1225 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1226 status_printf_ln(s, color,
1227 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1228 }
1229 wt_status_print_trailer(s);
1230 }
1231
1232 static void show_revert_in_progress(struct wt_status *s,
1233 struct wt_status_state *state,
1234 const char *color)
1235 {
1236 status_printf_ln(s, color, _("You are currently reverting commit %s."),
1237 find_unique_abbrev(state->revert_head_sha1, DEFAULT_ABBREV));
1238 if (s->hints) {
1239 if (has_unmerged(s))
1240 status_printf_ln(s, color,
1241 _(" (fix conflicts and run \"git revert --continue\")"));
1242 else
1243 status_printf_ln(s, color,
1244 _(" (all conflicts fixed: run \"git revert --continue\")"));
1245 status_printf_ln(s, color,
1246 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1247 }
1248 wt_status_print_trailer(s);
1249 }
1250
1251 static void show_bisect_in_progress(struct wt_status *s,
1252 struct wt_status_state *state,
1253 const char *color)
1254 {
1255 if (state->branch)
1256 status_printf_ln(s, color,
1257 _("You are currently bisecting, started from branch '%s'."),
1258 state->branch);
1259 else
1260 status_printf_ln(s, color,
1261 _("You are currently bisecting."));
1262 if (s->hints)
1263 status_printf_ln(s, color,
1264 _(" (use \"git bisect reset\" to get back to the original branch)"));
1265 wt_status_print_trailer(s);
1266 }
1267
1268 /*
1269 * Extract branch information from rebase/bisect
1270 */
1271 static char *get_branch(const struct worktree *wt, const char *path)
1272 {
1273 struct strbuf sb = STRBUF_INIT;
1274 unsigned char sha1[20];
1275 const char *branch_name;
1276
1277 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1278 goto got_nothing;
1279
1280 while (sb.len && sb.buf[sb.len - 1] == '\n')
1281 strbuf_setlen(&sb, sb.len - 1);
1282 if (!sb.len)
1283 goto got_nothing;
1284 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1285 strbuf_remove(&sb, 0, branch_name - sb.buf);
1286 else if (starts_with(sb.buf, "refs/"))
1287 ;
1288 else if (!get_sha1_hex(sb.buf, sha1)) {
1289 strbuf_reset(&sb);
1290 strbuf_add_unique_abbrev(&sb, sha1, DEFAULT_ABBREV);
1291 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1292 goto got_nothing;
1293 else /* bisect */
1294 ;
1295 return strbuf_detach(&sb, NULL);
1296
1297 got_nothing:
1298 strbuf_release(&sb);
1299 return NULL;
1300 }
1301
1302 struct grab_1st_switch_cbdata {
1303 struct strbuf buf;
1304 unsigned char nsha1[20];
1305 };
1306
1307 static int grab_1st_switch(unsigned char *osha1, unsigned char *nsha1,
1308 const char *email, unsigned long timestamp, int tz,
1309 const char *message, void *cb_data)
1310 {
1311 struct grab_1st_switch_cbdata *cb = cb_data;
1312 const char *target = NULL, *end;
1313
1314 if (!skip_prefix(message, "checkout: moving from ", &message))
1315 return 0;
1316 target = strstr(message, " to ");
1317 if (!target)
1318 return 0;
1319 target += strlen(" to ");
1320 strbuf_reset(&cb->buf);
1321 hashcpy(cb->nsha1, nsha1);
1322 end = strchrnul(target, '\n');
1323 strbuf_add(&cb->buf, target, end - target);
1324 if (!strcmp(cb->buf.buf, "HEAD")) {
1325 /* HEAD is relative. Resolve it to the right reflog entry. */
1326 strbuf_reset(&cb->buf);
1327 strbuf_add_unique_abbrev(&cb->buf, nsha1, DEFAULT_ABBREV);
1328 }
1329 return 1;
1330 }
1331
1332 static void wt_status_get_detached_from(struct wt_status_state *state)
1333 {
1334 struct grab_1st_switch_cbdata cb;
1335 struct commit *commit;
1336 unsigned char sha1[20];
1337 char *ref = NULL;
1338
1339 strbuf_init(&cb.buf, 0);
1340 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1341 strbuf_release(&cb.buf);
1342 return;
1343 }
1344
1345 if (dwim_ref(cb.buf.buf, cb.buf.len, sha1, &ref) == 1 &&
1346 /* sha1 is a commit? match without further lookup */
1347 (!hashcmp(cb.nsha1, sha1) ||
1348 /* perhaps sha1 is a tag, try to dereference to a commit */
1349 ((commit = lookup_commit_reference_gently(sha1, 1)) != NULL &&
1350 !hashcmp(cb.nsha1, commit->object.oid.hash)))) {
1351 const char *from = ref;
1352 if (!skip_prefix(from, "refs/tags/", &from))
1353 skip_prefix(from, "refs/remotes/", &from);
1354 state->detached_from = xstrdup(from);
1355 } else
1356 state->detached_from =
1357 xstrdup(find_unique_abbrev(cb.nsha1, DEFAULT_ABBREV));
1358 hashcpy(state->detached_sha1, cb.nsha1);
1359 state->detached_at = !get_sha1("HEAD", sha1) &&
1360 !hashcmp(sha1, state->detached_sha1);
1361
1362 free(ref);
1363 strbuf_release(&cb.buf);
1364 }
1365
1366 int wt_status_check_rebase(const struct worktree *wt,
1367 struct wt_status_state *state)
1368 {
1369 struct stat st;
1370
1371 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1372 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1373 state->am_in_progress = 1;
1374 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1375 state->am_empty_patch = 1;
1376 } else {
1377 state->rebase_in_progress = 1;
1378 state->branch = get_branch(wt, "rebase-apply/head-name");
1379 state->onto = get_branch(wt, "rebase-apply/onto");
1380 }
1381 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1382 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1383 state->rebase_interactive_in_progress = 1;
1384 else
1385 state->rebase_in_progress = 1;
1386 state->branch = get_branch(wt, "rebase-merge/head-name");
1387 state->onto = get_branch(wt, "rebase-merge/onto");
1388 } else
1389 return 0;
1390 return 1;
1391 }
1392
1393 int wt_status_check_bisect(const struct worktree *wt,
1394 struct wt_status_state *state)
1395 {
1396 struct stat st;
1397
1398 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1399 state->bisect_in_progress = 1;
1400 state->branch = get_branch(wt, "BISECT_START");
1401 return 1;
1402 }
1403 return 0;
1404 }
1405
1406 void wt_status_get_state(struct wt_status_state *state,
1407 int get_detached_from)
1408 {
1409 struct stat st;
1410 unsigned char sha1[20];
1411
1412 if (!stat(git_path_merge_head(), &st)) {
1413 state->merge_in_progress = 1;
1414 } else if (wt_status_check_rebase(NULL, state)) {
1415 ; /* all set */
1416 } else if (!stat(git_path_cherry_pick_head(), &st) &&
1417 !get_sha1("CHERRY_PICK_HEAD", sha1)) {
1418 state->cherry_pick_in_progress = 1;
1419 hashcpy(state->cherry_pick_head_sha1, sha1);
1420 }
1421 wt_status_check_bisect(NULL, state);
1422 if (!stat(git_path_revert_head(), &st) &&
1423 !get_sha1("REVERT_HEAD", sha1)) {
1424 state->revert_in_progress = 1;
1425 hashcpy(state->revert_head_sha1, sha1);
1426 }
1427
1428 if (get_detached_from)
1429 wt_status_get_detached_from(state);
1430 }
1431
1432 static void wt_status_print_state(struct wt_status *s,
1433 struct wt_status_state *state)
1434 {
1435 const char *state_color = color(WT_STATUS_HEADER, s);
1436 if (state->merge_in_progress)
1437 show_merge_in_progress(s, state, state_color);
1438 else if (state->am_in_progress)
1439 show_am_in_progress(s, state, state_color);
1440 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1441 show_rebase_in_progress(s, state, state_color);
1442 else if (state->cherry_pick_in_progress)
1443 show_cherry_pick_in_progress(s, state, state_color);
1444 else if (state->revert_in_progress)
1445 show_revert_in_progress(s, state, state_color);
1446 if (state->bisect_in_progress)
1447 show_bisect_in_progress(s, state, state_color);
1448 }
1449
1450 void wt_status_print(struct wt_status *s)
1451 {
1452 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1453 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1454 struct wt_status_state state;
1455
1456 memset(&state, 0, sizeof(state));
1457 wt_status_get_state(&state,
1458 s->branch && !strcmp(s->branch, "HEAD"));
1459
1460 if (s->branch) {
1461 const char *on_what = _("On branch ");
1462 const char *branch_name = s->branch;
1463 if (!strcmp(branch_name, "HEAD")) {
1464 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1465 if (state.rebase_in_progress || state.rebase_interactive_in_progress) {
1466 if (state.rebase_interactive_in_progress)
1467 on_what = _("interactive rebase in progress; onto ");
1468 else
1469 on_what = _("rebase in progress; onto ");
1470 branch_name = state.onto;
1471 } else if (state.detached_from) {
1472 branch_name = state.detached_from;
1473 if (state.detached_at)
1474 on_what = _("HEAD detached at ");
1475 else
1476 on_what = _("HEAD detached from ");
1477 } else {
1478 branch_name = "";
1479 on_what = _("Not currently on any branch.");
1480 }
1481 } else
1482 skip_prefix(branch_name, "refs/heads/", &branch_name);
1483 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1484 status_printf_more(s, branch_status_color, "%s", on_what);
1485 status_printf_more(s, branch_color, "%s\n", branch_name);
1486 if (!s->is_initial)
1487 wt_status_print_tracking(s);
1488 }
1489
1490 wt_status_print_state(s, &state);
1491 free(state.branch);
1492 free(state.onto);
1493 free(state.detached_from);
1494
1495 if (s->is_initial) {
1496 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1497 status_printf_ln(s, color(WT_STATUS_HEADER, s), _("Initial commit"));
1498 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1499 }
1500
1501 wt_status_print_updated(s);
1502 wt_status_print_unmerged(s);
1503 wt_status_print_changed(s);
1504 if (s->submodule_summary &&
1505 (!s->ignore_submodule_arg ||
1506 strcmp(s->ignore_submodule_arg, "all"))) {
1507 wt_status_print_submodule_summary(s, 0); /* staged */
1508 wt_status_print_submodule_summary(s, 1); /* unstaged */
1509 }
1510 if (s->show_untracked_files) {
1511 wt_status_print_other(s, &s->untracked, _("Untracked files"), "add");
1512 if (s->show_ignored_files)
1513 wt_status_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1514 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1515 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1516 status_printf_ln(s, GIT_COLOR_NORMAL,
1517 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1518 "may speed it up, but you have to be careful not to forget to add\n"
1519 "new files yourself (see 'git help status')."),
1520 s->untracked_in_ms / 1000.0);
1521 }
1522 } else if (s->commitable)
1523 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1524 s->hints
1525 ? _(" (use -u option to show untracked files)") : "");
1526
1527 if (s->verbose)
1528 wt_status_print_verbose(s);
1529 if (!s->commitable) {
1530 if (s->amend)
1531 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1532 else if (s->nowarn)
1533 ; /* nothing */
1534 else if (s->workdir_dirty) {
1535 if (s->hints)
1536 printf(_("no changes added to commit "
1537 "(use \"git add\" and/or \"git commit -a\")\n"));
1538 else
1539 printf(_("no changes added to commit\n"));
1540 } else if (s->untracked.nr) {
1541 if (s->hints)
1542 printf(_("nothing added to commit but untracked files "
1543 "present (use \"git add\" to track)\n"));
1544 else
1545 printf(_("nothing added to commit but untracked files present\n"));
1546 } else if (s->is_initial) {
1547 if (s->hints)
1548 printf(_("nothing to commit (create/copy files "
1549 "and use \"git add\" to track)\n"));
1550 else
1551 printf(_("nothing to commit\n"));
1552 } else if (!s->show_untracked_files) {
1553 if (s->hints)
1554 printf(_("nothing to commit (use -u to show untracked files)\n"));
1555 else
1556 printf(_("nothing to commit\n"));
1557 } else
1558 printf(_("nothing to commit, working tree clean\n"));
1559 }
1560 }
1561
1562 static void wt_shortstatus_unmerged(struct string_list_item *it,
1563 struct wt_status *s)
1564 {
1565 struct wt_status_change_data *d = it->util;
1566 const char *how = "??";
1567
1568 switch (d->stagemask) {
1569 case 1: how = "DD"; break; /* both deleted */
1570 case 2: how = "AU"; break; /* added by us */
1571 case 3: how = "UD"; break; /* deleted by them */
1572 case 4: how = "UA"; break; /* added by them */
1573 case 5: how = "DU"; break; /* deleted by us */
1574 case 6: how = "AA"; break; /* both added */
1575 case 7: how = "UU"; break; /* both modified */
1576 }
1577 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1578 if (s->null_termination) {
1579 fprintf(stdout, " %s%c", it->string, 0);
1580 } else {
1581 struct strbuf onebuf = STRBUF_INIT;
1582 const char *one;
1583 one = quote_path(it->string, s->prefix, &onebuf);
1584 printf(" %s\n", one);
1585 strbuf_release(&onebuf);
1586 }
1587 }
1588
1589 static void wt_shortstatus_status(struct string_list_item *it,
1590 struct wt_status *s)
1591 {
1592 struct wt_status_change_data *d = it->util;
1593
1594 if (d->index_status)
1595 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1596 else
1597 putchar(' ');
1598 if (d->worktree_status)
1599 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1600 else
1601 putchar(' ');
1602 putchar(' ');
1603 if (s->null_termination) {
1604 fprintf(stdout, "%s%c", it->string, 0);
1605 if (d->head_path)
1606 fprintf(stdout, "%s%c", d->head_path, 0);
1607 } else {
1608 struct strbuf onebuf = STRBUF_INIT;
1609 const char *one;
1610 if (d->head_path) {
1611 one = quote_path(d->head_path, s->prefix, &onebuf);
1612 if (*one != '"' && strchr(one, ' ') != NULL) {
1613 putchar('"');
1614 strbuf_addch(&onebuf, '"');
1615 one = onebuf.buf;
1616 }
1617 printf("%s -> ", one);
1618 strbuf_release(&onebuf);
1619 }
1620 one = quote_path(it->string, s->prefix, &onebuf);
1621 if (*one != '"' && strchr(one, ' ') != NULL) {
1622 putchar('"');
1623 strbuf_addch(&onebuf, '"');
1624 one = onebuf.buf;
1625 }
1626 printf("%s\n", one);
1627 strbuf_release(&onebuf);
1628 }
1629 }
1630
1631 static void wt_shortstatus_other(struct string_list_item *it,
1632 struct wt_status *s, const char *sign)
1633 {
1634 if (s->null_termination) {
1635 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1636 } else {
1637 struct strbuf onebuf = STRBUF_INIT;
1638 const char *one;
1639 one = quote_path(it->string, s->prefix, &onebuf);
1640 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1641 printf(" %s\n", one);
1642 strbuf_release(&onebuf);
1643 }
1644 }
1645
1646 static void wt_shortstatus_print_tracking(struct wt_status *s)
1647 {
1648 struct branch *branch;
1649 const char *header_color = color(WT_STATUS_HEADER, s);
1650 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1651 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1652
1653 const char *base;
1654 const char *branch_name;
1655 int num_ours, num_theirs;
1656 int upstream_is_gone = 0;
1657
1658 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1659
1660 if (!s->branch)
1661 return;
1662 branch_name = s->branch;
1663
1664 if (s->is_initial)
1665 color_fprintf(s->fp, header_color, _("Initial commit on "));
1666
1667 if (!strcmp(s->branch, "HEAD")) {
1668 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1669 _("HEAD (no branch)"));
1670 goto conclude;
1671 }
1672
1673 skip_prefix(branch_name, "refs/heads/", &branch_name);
1674
1675 branch = branch_get(branch_name);
1676
1677 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1678
1679 if (stat_tracking_info(branch, &num_ours, &num_theirs, &base) < 0) {
1680 if (!base)
1681 goto conclude;
1682
1683 upstream_is_gone = 1;
1684 }
1685
1686 base = shorten_unambiguous_ref(base, 0);
1687 color_fprintf(s->fp, header_color, "...");
1688 color_fprintf(s->fp, branch_color_remote, "%s", base);
1689 free((char *)base);
1690
1691 if (!upstream_is_gone && !num_ours && !num_theirs)
1692 goto conclude;
1693
1694 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1695
1696 color_fprintf(s->fp, header_color, " [");
1697 if (upstream_is_gone) {
1698 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1699 } else if (!num_ours) {
1700 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1701 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1702 } else if (!num_theirs) {
1703 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1704 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1705 } else {
1706 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1707 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1708 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1709 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1710 }
1711
1712 color_fprintf(s->fp, header_color, "]");
1713 conclude:
1714 fputc(s->null_termination ? '\0' : '\n', s->fp);
1715 }
1716
1717 void wt_shortstatus_print(struct wt_status *s)
1718 {
1719 int i;
1720
1721 if (s->show_branch)
1722 wt_shortstatus_print_tracking(s);
1723
1724 for (i = 0; i < s->change.nr; i++) {
1725 struct wt_status_change_data *d;
1726 struct string_list_item *it;
1727
1728 it = &(s->change.items[i]);
1729 d = it->util;
1730 if (d->stagemask)
1731 wt_shortstatus_unmerged(it, s);
1732 else
1733 wt_shortstatus_status(it, s);
1734 }
1735 for (i = 0; i < s->untracked.nr; i++) {
1736 struct string_list_item *it;
1737
1738 it = &(s->untracked.items[i]);
1739 wt_shortstatus_other(it, s, "??");
1740 }
1741 for (i = 0; i < s->ignored.nr; i++) {
1742 struct string_list_item *it;
1743
1744 it = &(s->ignored.items[i]);
1745 wt_shortstatus_other(it, s, "!!");
1746 }
1747 }
1748
1749 void wt_porcelain_print(struct wt_status *s)
1750 {
1751 s->use_color = 0;
1752 s->relative_paths = 0;
1753 s->prefix = NULL;
1754 s->no_gettext = 1;
1755 wt_shortstatus_print(s);
1756 }
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