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status: unit tests for --porcelain=v2
[git.git] / wt-status.c
blobebe4a1e2470986b77dd6182ea3180e01cf2fb1bc
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_longstatus_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_longstatus_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_longstatus_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_longstatus_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_longstatus_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_longstatus_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_longstatus_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_addf(&extra, _("new commits, "));
371 if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
372 strbuf_addf(&extra, _("modified content, "));
373 if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
374 strbuf_addf(&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_longstatus_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 switch (p->status) {
439 case DIFF_STATUS_ADDED:
440 die("BUG: worktree status add???");
441 break;
442
443 case DIFF_STATUS_DELETED:
444 d->mode_index = p->one->mode;
445 oidcpy(&d->oid_index, &p->one->oid);
446 /* mode_worktree is zero for a delete. */
447 break;
448
449 case DIFF_STATUS_MODIFIED:
450 case DIFF_STATUS_TYPE_CHANGED:
451 case DIFF_STATUS_UNMERGED:
452 d->mode_index = p->one->mode;
453 d->mode_worktree = p->two->mode;
454 oidcpy(&d->oid_index, &p->one->oid);
455 break;
456
457 case DIFF_STATUS_UNKNOWN:
458 die("BUG: worktree status unknown???");
459 break;
460 }
461
462 }
463 }
464
465 static int unmerged_mask(const char *path)
466 {
467 int pos, mask;
468 const struct cache_entry *ce;
469
470 pos = cache_name_pos(path, strlen(path));
471 if (0 <= pos)
472 return 0;
473
474 mask = 0;
475 pos = -pos-1;
476 while (pos < active_nr) {
477 ce = active_cache[pos++];
478 if (strcmp(ce->name, path) || !ce_stage(ce))
479 break;
480 mask |= (1 << (ce_stage(ce) - 1));
481 }
482 return mask;
483 }
484
485 static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
486 struct diff_options *options,
487 void *data)
488 {
489 struct wt_status *s = data;
490 int i;
491
492 for (i = 0; i < q->nr; i++) {
493 struct diff_filepair *p;
494 struct string_list_item *it;
495 struct wt_status_change_data *d;
496
497 p = q->queue[i];
498 it = string_list_insert(&s->change, p->two->path);
499 d = it->util;
500 if (!d) {
501 d = xcalloc(1, sizeof(*d));
502 it->util = d;
503 }
504 if (!d->index_status)
505 d->index_status = p->status;
506 switch (p->status) {
507 case DIFF_STATUS_ADDED:
508 /* Leave {mode,oid}_head zero for an add. */
509 d->mode_index = p->two->mode;
510 oidcpy(&d->oid_index, &p->two->oid);
511 break;
512 case DIFF_STATUS_DELETED:
513 d->mode_head = p->one->mode;
514 oidcpy(&d->oid_head, &p->one->oid);
515 /* Leave {mode,oid}_index zero for a delete. */
516 break;
517
518 case DIFF_STATUS_COPIED:
519 case DIFF_STATUS_RENAMED:
520 d->head_path = xstrdup(p->one->path);
521 d->score = p->score * 100 / MAX_SCORE;
522 /* fallthru */
523 case DIFF_STATUS_MODIFIED:
524 case DIFF_STATUS_TYPE_CHANGED:
525 d->mode_head = p->one->mode;
526 d->mode_index = p->two->mode;
527 oidcpy(&d->oid_head, &p->one->oid);
528 oidcpy(&d->oid_index, &p->two->oid);
529 break;
530 case DIFF_STATUS_UNMERGED:
531 d->stagemask = unmerged_mask(p->two->path);
532 /*
533 * Don't bother setting {mode,oid}_{head,index} since the print
534 * code will output the stage values directly and not use the
535 * values in these fields.
536 */
537 break;
538 }
539 }
540 }
541
542 static void wt_status_collect_changes_worktree(struct wt_status *s)
543 {
544 struct rev_info rev;
545
546 init_revisions(&rev, NULL);
547 setup_revisions(0, NULL, &rev, NULL);
548 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
549 DIFF_OPT_SET(&rev.diffopt, DIRTY_SUBMODULES);
550 if (!s->show_untracked_files)
551 DIFF_OPT_SET(&rev.diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
552 if (s->ignore_submodule_arg) {
553 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
554 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
555 }
556 rev.diffopt.format_callback = wt_status_collect_changed_cb;
557 rev.diffopt.format_callback_data = s;
558 copy_pathspec(&rev.prune_data, &s->pathspec);
559 run_diff_files(&rev, 0);
560 }
561
562 static void wt_status_collect_changes_index(struct wt_status *s)
563 {
564 struct rev_info rev;
565 struct setup_revision_opt opt;
566
567 init_revisions(&rev, NULL);
568 memset(&opt, 0, sizeof(opt));
569 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
570 setup_revisions(0, NULL, &rev, &opt);
571
572 DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
573 if (s->ignore_submodule_arg) {
574 handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
575 } else {
576 /*
577 * Unless the user did explicitly request a submodule ignore
578 * mode by passing a command line option we do not ignore any
579 * changed submodule SHA-1s when comparing index and HEAD, no
580 * matter what is configured. Otherwise the user won't be
581 * shown any submodules she manually added (and which are
582 * staged to be committed), which would be really confusing.
583 */
584 handle_ignore_submodules_arg(&rev.diffopt, "dirty");
585 }
586
587 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
588 rev.diffopt.format_callback = wt_status_collect_updated_cb;
589 rev.diffopt.format_callback_data = s;
590 rev.diffopt.detect_rename = 1;
591 rev.diffopt.rename_limit = 200;
592 rev.diffopt.break_opt = 0;
593 copy_pathspec(&rev.prune_data, &s->pathspec);
594 run_diff_index(&rev, 1);
595 }
596
597 static void wt_status_collect_changes_initial(struct wt_status *s)
598 {
599 int i;
600
601 for (i = 0; i < active_nr; i++) {
602 struct string_list_item *it;
603 struct wt_status_change_data *d;
604 const struct cache_entry *ce = active_cache[i];
605
606 if (!ce_path_match(ce, &s->pathspec, NULL))
607 continue;
608 it = string_list_insert(&s->change, ce->name);
609 d = it->util;
610 if (!d) {
611 d = xcalloc(1, sizeof(*d));
612 it->util = d;
613 }
614 if (ce_stage(ce)) {
615 d->index_status = DIFF_STATUS_UNMERGED;
616 d->stagemask |= (1 << (ce_stage(ce) - 1));
617 /*
618 * Don't bother setting {mode,oid}_{head,index} since the print
619 * code will output the stage values directly and not use the
620 * values in these fields.
621 */
622 } else {
623 d->index_status = DIFF_STATUS_ADDED;
624 /* Leave {mode,oid}_head zero for adds. */
625 d->mode_index = ce->ce_mode;
626 hashcpy(d->oid_index.hash, ce->sha1);
627 }
628 }
629 }
630
631 static void wt_status_collect_untracked(struct wt_status *s)
632 {
633 int i;
634 struct dir_struct dir;
635 uint64_t t_begin = getnanotime();
636
637 if (!s->show_untracked_files)
638 return;
639
640 memset(&dir, 0, sizeof(dir));
641 if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
642 dir.flags |=
643 DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
644 if (s->show_ignored_files)
645 dir.flags |= DIR_SHOW_IGNORED_TOO;
646 else
647 dir.untracked = the_index.untracked;
648 setup_standard_excludes(&dir);
649
650 fill_directory(&dir, &s->pathspec);
651
652 for (i = 0; i < dir.nr; i++) {
653 struct dir_entry *ent = dir.entries[i];
654 if (cache_name_is_other(ent->name, ent->len) &&
655 dir_path_match(ent, &s->pathspec, 0, NULL))
656 string_list_insert(&s->untracked, ent->name);
657 free(ent);
658 }
659
660 for (i = 0; i < dir.ignored_nr; i++) {
661 struct dir_entry *ent = dir.ignored[i];
662 if (cache_name_is_other(ent->name, ent->len) &&
663 dir_path_match(ent, &s->pathspec, 0, NULL))
664 string_list_insert(&s->ignored, ent->name);
665 free(ent);
666 }
667
668 free(dir.entries);
669 free(dir.ignored);
670 clear_directory(&dir);
671
672 if (advice_status_u_option)
673 s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
674 }
675
676 void wt_status_collect(struct wt_status *s)
677 {
678 wt_status_collect_changes_worktree(s);
679
680 if (s->is_initial)
681 wt_status_collect_changes_initial(s);
682 else
683 wt_status_collect_changes_index(s);
684 wt_status_collect_untracked(s);
685 }
686
687 static void wt_longstatus_print_unmerged(struct wt_status *s)
688 {
689 int shown_header = 0;
690 int i;
691
692 for (i = 0; i < s->change.nr; i++) {
693 struct wt_status_change_data *d;
694 struct string_list_item *it;
695 it = &(s->change.items[i]);
696 d = it->util;
697 if (!d->stagemask)
698 continue;
699 if (!shown_header) {
700 wt_longstatus_print_unmerged_header(s);
701 shown_header = 1;
702 }
703 wt_longstatus_print_unmerged_data(s, it);
704 }
705 if (shown_header)
706 wt_longstatus_print_trailer(s);
707
708 }
709
710 static void wt_longstatus_print_updated(struct wt_status *s)
711 {
712 int shown_header = 0;
713 int i;
714
715 for (i = 0; i < s->change.nr; i++) {
716 struct wt_status_change_data *d;
717 struct string_list_item *it;
718 it = &(s->change.items[i]);
719 d = it->util;
720 if (!d->index_status ||
721 d->index_status == DIFF_STATUS_UNMERGED)
722 continue;
723 if (!shown_header) {
724 wt_longstatus_print_cached_header(s);
725 s->commitable = 1;
726 shown_header = 1;
727 }
728 wt_longstatus_print_change_data(s, WT_STATUS_UPDATED, it);
729 }
730 if (shown_header)
731 wt_longstatus_print_trailer(s);
732 }
733
734 /*
735 * -1 : has delete
736 * 0 : no change
737 * 1 : some change but no delete
738 */
739 static int wt_status_check_worktree_changes(struct wt_status *s,
740 int *dirty_submodules)
741 {
742 int i;
743 int changes = 0;
744
745 *dirty_submodules = 0;
746
747 for (i = 0; i < s->change.nr; i++) {
748 struct wt_status_change_data *d;
749 d = s->change.items[i].util;
750 if (!d->worktree_status ||
751 d->worktree_status == DIFF_STATUS_UNMERGED)
752 continue;
753 if (!changes)
754 changes = 1;
755 if (d->dirty_submodule)
756 *dirty_submodules = 1;
757 if (d->worktree_status == DIFF_STATUS_DELETED)
758 changes = -1;
759 }
760 return changes;
761 }
762
763 static void wt_longstatus_print_changed(struct wt_status *s)
764 {
765 int i, dirty_submodules;
766 int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
767
768 if (!worktree_changes)
769 return;
770
771 wt_longstatus_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
772
773 for (i = 0; i < s->change.nr; i++) {
774 struct wt_status_change_data *d;
775 struct string_list_item *it;
776 it = &(s->change.items[i]);
777 d = it->util;
778 if (!d->worktree_status ||
779 d->worktree_status == DIFF_STATUS_UNMERGED)
780 continue;
781 wt_longstatus_print_change_data(s, WT_STATUS_CHANGED, it);
782 }
783 wt_longstatus_print_trailer(s);
784 }
785
786 static void wt_longstatus_print_submodule_summary(struct wt_status *s, int uncommitted)
787 {
788 struct child_process sm_summary = CHILD_PROCESS_INIT;
789 struct strbuf cmd_stdout = STRBUF_INIT;
790 struct strbuf summary = STRBUF_INIT;
791 char *summary_content;
792
793 argv_array_pushf(&sm_summary.env_array, "GIT_INDEX_FILE=%s",
794 s->index_file);
795
796 argv_array_push(&sm_summary.args, "submodule");
797 argv_array_push(&sm_summary.args, "summary");
798 argv_array_push(&sm_summary.args, uncommitted ? "--files" : "--cached");
799 argv_array_push(&sm_summary.args, "--for-status");
800 argv_array_push(&sm_summary.args, "--summary-limit");
801 argv_array_pushf(&sm_summary.args, "%d", s->submodule_summary);
802 if (!uncommitted)
803 argv_array_push(&sm_summary.args, s->amend ? "HEAD^" : "HEAD");
804
805 sm_summary.git_cmd = 1;
806 sm_summary.no_stdin = 1;
807
808 capture_command(&sm_summary, &cmd_stdout, 1024);
809
810 /* prepend header, only if there's an actual output */
811 if (cmd_stdout.len) {
812 if (uncommitted)
813 strbuf_addstr(&summary, _("Submodules changed but not updated:"));
814 else
815 strbuf_addstr(&summary, _("Submodule changes to be committed:"));
816 strbuf_addstr(&summary, "\n\n");
817 }
818 strbuf_addbuf(&summary, &cmd_stdout);
819 strbuf_release(&cmd_stdout);
820
821 if (s->display_comment_prefix) {
822 size_t len;
823 summary_content = strbuf_detach(&summary, &len);
824 strbuf_add_commented_lines(&summary, summary_content, len);
825 free(summary_content);
826 }
827
828 fputs(summary.buf, s->fp);
829 strbuf_release(&summary);
830 }
831
832 static void wt_longstatus_print_other(struct wt_status *s,
833 struct string_list *l,
834 const char *what,
835 const char *how)
836 {
837 int i;
838 struct strbuf buf = STRBUF_INIT;
839 static struct string_list output = STRING_LIST_INIT_DUP;
840 struct column_options copts;
841
842 if (!l->nr)
843 return;
844
845 wt_longstatus_print_other_header(s, what, how);
846
847 for (i = 0; i < l->nr; i++) {
848 struct string_list_item *it;
849 const char *path;
850 it = &(l->items[i]);
851 path = quote_path(it->string, s->prefix, &buf);
852 if (column_active(s->colopts)) {
853 string_list_append(&output, path);
854 continue;
855 }
856 status_printf(s, color(WT_STATUS_HEADER, s), "\t");
857 status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
858 "%s\n", path);
859 }
860
861 strbuf_release(&buf);
862 if (!column_active(s->colopts))
863 goto conclude;
864
865 strbuf_addf(&buf, "%s%s\t%s",
866 color(WT_STATUS_HEADER, s),
867 s->display_comment_prefix ? "#" : "",
868 color(WT_STATUS_UNTRACKED, s));
869 memset(&copts, 0, sizeof(copts));
870 copts.padding = 1;
871 copts.indent = buf.buf;
872 if (want_color(s->use_color))
873 copts.nl = GIT_COLOR_RESET "\n";
874 print_columns(&output, s->colopts, &copts);
875 string_list_clear(&output, 0);
876 strbuf_release(&buf);
877 conclude:
878 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
879 }
880
881 void wt_status_truncate_message_at_cut_line(struct strbuf *buf)
882 {
883 const char *p;
884 struct strbuf pattern = STRBUF_INIT;
885
886 strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line);
887 if (starts_with(buf->buf, pattern.buf + 1))
888 strbuf_setlen(buf, 0);
889 else if ((p = strstr(buf->buf, pattern.buf)))
890 strbuf_setlen(buf, p - buf->buf + 1);
891 strbuf_release(&pattern);
892 }
893
894 void wt_status_add_cut_line(FILE *fp)
895 {
896 const char *explanation = _("Do not touch the line above.\nEverything below will be removed.");
897 struct strbuf buf = STRBUF_INIT;
898
899 fprintf(fp, "%c %s", comment_line_char, cut_line);
900 strbuf_add_commented_lines(&buf, explanation, strlen(explanation));
901 fputs(buf.buf, fp);
902 strbuf_release(&buf);
903 }
904
905 static void wt_longstatus_print_verbose(struct wt_status *s)
906 {
907 struct rev_info rev;
908 struct setup_revision_opt opt;
909 int dirty_submodules;
910 const char *c = color(WT_STATUS_HEADER, s);
911
912 init_revisions(&rev, NULL);
913 DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
914
915 memset(&opt, 0, sizeof(opt));
916 opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
917 setup_revisions(0, NULL, &rev, &opt);
918
919 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
920 rev.diffopt.detect_rename = 1;
921 rev.diffopt.file = s->fp;
922 rev.diffopt.close_file = 0;
923 /*
924 * If we're not going to stdout, then we definitely don't
925 * want color, since we are going to the commit message
926 * file (and even the "auto" setting won't work, since it
927 * will have checked isatty on stdout). But we then do want
928 * to insert the scissor line here to reliably remove the
929 * diff before committing.
930 */
931 if (s->fp != stdout) {
932 rev.diffopt.use_color = 0;
933 wt_status_add_cut_line(s->fp);
934 }
935 if (s->verbose > 1 && s->commitable) {
936 /* print_updated() printed a header, so do we */
937 if (s->fp != stdout)
938 wt_longstatus_print_trailer(s);
939 status_printf_ln(s, c, _("Changes to be committed:"));
940 rev.diffopt.a_prefix = "c/";
941 rev.diffopt.b_prefix = "i/";
942 } /* else use prefix as per user config */
943 run_diff_index(&rev, 1);
944 if (s->verbose > 1 &&
945 wt_status_check_worktree_changes(s, &dirty_submodules)) {
946 status_printf_ln(s, c,
947 "--------------------------------------------------");
948 status_printf_ln(s, c, _("Changes not staged for commit:"));
949 setup_work_tree();
950 rev.diffopt.a_prefix = "i/";
951 rev.diffopt.b_prefix = "w/";
952 run_diff_files(&rev, 0);
953 }
954 }
955
956 static void wt_longstatus_print_tracking(struct wt_status *s)
957 {
958 struct strbuf sb = STRBUF_INIT;
959 const char *cp, *ep, *branch_name;
960 struct branch *branch;
961 char comment_line_string[3];
962 int i;
963
964 assert(s->branch && !s->is_initial);
965 if (!skip_prefix(s->branch, "refs/heads/", &branch_name))
966 return;
967 branch = branch_get(branch_name);
968 if (!format_tracking_info(branch, &sb))
969 return;
970
971 i = 0;
972 if (s->display_comment_prefix) {
973 comment_line_string[i++] = comment_line_char;
974 comment_line_string[i++] = ' ';
975 }
976 comment_line_string[i] = '\0';
977
978 for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
979 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
980 "%s%.*s", comment_line_string,
981 (int)(ep - cp), cp);
982 if (s->display_comment_prefix)
983 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
984 comment_line_char);
985 else
986 fputs("", s->fp);
987 }
988
989 static int has_unmerged(struct wt_status *s)
990 {
991 int i;
992
993 for (i = 0; i < s->change.nr; i++) {
994 struct wt_status_change_data *d;
995 d = s->change.items[i].util;
996 if (d->stagemask)
997 return 1;
998 }
999 return 0;
1000 }
1001
1002 static void show_merge_in_progress(struct wt_status *s,
1003 struct wt_status_state *state,
1004 const char *color)
1005 {
1006 if (has_unmerged(s)) {
1007 status_printf_ln(s, color, _("You have unmerged paths."));
1008 if (s->hints)
1009 status_printf_ln(s, color,
1010 _(" (fix conflicts and run \"git commit\")"));
1011 } else {
1012 s-> commitable = 1;
1013 status_printf_ln(s, color,
1014 _("All conflicts fixed but you are still merging."));
1015 if (s->hints)
1016 status_printf_ln(s, color,
1017 _(" (use \"git commit\" to conclude merge)"));
1018 }
1019 wt_longstatus_print_trailer(s);
1020 }
1021
1022 static void show_am_in_progress(struct wt_status *s,
1023 struct wt_status_state *state,
1024 const char *color)
1025 {
1026 status_printf_ln(s, color,
1027 _("You are in the middle of an am session."));
1028 if (state->am_empty_patch)
1029 status_printf_ln(s, color,
1030 _("The current patch is empty."));
1031 if (s->hints) {
1032 if (!state->am_empty_patch)
1033 status_printf_ln(s, color,
1034 _(" (fix conflicts and then run \"git am --continue\")"));
1035 status_printf_ln(s, color,
1036 _(" (use \"git am --skip\" to skip this patch)"));
1037 status_printf_ln(s, color,
1038 _(" (use \"git am --abort\" to restore the original branch)"));
1039 }
1040 wt_longstatus_print_trailer(s);
1041 }
1042
1043 static char *read_line_from_git_path(const char *filename)
1044 {
1045 struct strbuf buf = STRBUF_INIT;
1046 FILE *fp = fopen(git_path("%s", filename), "r");
1047 if (!fp) {
1048 strbuf_release(&buf);
1049 return NULL;
1050 }
1051 strbuf_getline_lf(&buf, fp);
1052 if (!fclose(fp)) {
1053 return strbuf_detach(&buf, NULL);
1054 } else {
1055 strbuf_release(&buf);
1056 return NULL;
1057 }
1058 }
1059
1060 static int split_commit_in_progress(struct wt_status *s)
1061 {
1062 int split_in_progress = 0;
1063 char *head = read_line_from_git_path("HEAD");
1064 char *orig_head = read_line_from_git_path("ORIG_HEAD");
1065 char *rebase_amend = read_line_from_git_path("rebase-merge/amend");
1066 char *rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1067
1068 if (!head || !orig_head || !rebase_amend || !rebase_orig_head ||
1069 !s->branch || strcmp(s->branch, "HEAD"))
1070 return split_in_progress;
1071
1072 if (!strcmp(rebase_amend, rebase_orig_head)) {
1073 if (strcmp(head, rebase_amend))
1074 split_in_progress = 1;
1075 } else if (strcmp(orig_head, rebase_orig_head)) {
1076 split_in_progress = 1;
1077 }
1078
1079 if (!s->amend && !s->nowarn && !s->workdir_dirty)
1080 split_in_progress = 0;
1081
1082 free(head);
1083 free(orig_head);
1084 free(rebase_amend);
1085 free(rebase_orig_head);
1086 return split_in_progress;
1087 }
1088
1089 /*
1090 * Turn
1091 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1092 * into
1093 * "pick d6a2f03 some message"
1094 *
1095 * The function assumes that the line does not contain useless spaces
1096 * before or after the command.
1097 */
1098 static void abbrev_sha1_in_line(struct strbuf *line)
1099 {
1100 struct strbuf **split;
1101 int i;
1102
1103 if (starts_with(line->buf, "exec ") ||
1104 starts_with(line->buf, "x "))
1105 return;
1106
1107 split = strbuf_split_max(line, ' ', 3);
1108 if (split[0] && split[1]) {
1109 unsigned char sha1[20];
1110 const char *abbrev;
1111
1112 /*
1113 * strbuf_split_max left a space. Trim it and re-add
1114 * it after abbreviation.
1115 */
1116 strbuf_trim(split[1]);
1117 if (!get_sha1(split[1]->buf, sha1)) {
1118 abbrev = find_unique_abbrev(sha1, DEFAULT_ABBREV);
1119 strbuf_reset(split[1]);
1120 strbuf_addf(split[1], "%s ", abbrev);
1121 strbuf_reset(line);
1122 for (i = 0; split[i]; i++)
1123 strbuf_addbuf(line, split[i]);
1124 }
1125 }
1126 strbuf_list_free(split);
1127 }
1128
1129 static void read_rebase_todolist(const char *fname, struct string_list *lines)
1130 {
1131 struct strbuf line = STRBUF_INIT;
1132 FILE *f = fopen(git_path("%s", fname), "r");
1133
1134 if (!f)
1135 die_errno("Could not open file %s for reading",
1136 git_path("%s", fname));
1137 while (!strbuf_getline_lf(&line, f)) {
1138 if (line.len && line.buf[0] == comment_line_char)
1139 continue;
1140 strbuf_trim(&line);
1141 if (!line.len)
1142 continue;
1143 abbrev_sha1_in_line(&line);
1144 string_list_append(lines, line.buf);
1145 }
1146 }
1147
1148 static void show_rebase_information(struct wt_status *s,
1149 struct wt_status_state *state,
1150 const char *color)
1151 {
1152 if (state->rebase_interactive_in_progress) {
1153 int i;
1154 int nr_lines_to_show = 2;
1155
1156 struct string_list have_done = STRING_LIST_INIT_DUP;
1157 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1158
1159 read_rebase_todolist("rebase-merge/done", &have_done);
1160 read_rebase_todolist("rebase-merge/git-rebase-todo", &yet_to_do);
1161
1162 if (have_done.nr == 0)
1163 status_printf_ln(s, color, _("No commands done."));
1164 else {
1165 status_printf_ln(s, color,
1166 Q_("Last command done (%d command done):",
1167 "Last commands done (%d commands done):",
1168 have_done.nr),
1169 have_done.nr);
1170 for (i = (have_done.nr > nr_lines_to_show)
1171 ? have_done.nr - nr_lines_to_show : 0;
1172 i < have_done.nr;
1173 i++)
1174 status_printf_ln(s, color, " %s", have_done.items[i].string);
1175 if (have_done.nr > nr_lines_to_show && s->hints)
1176 status_printf_ln(s, color,
1177 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1178 }
1179
1180 if (yet_to_do.nr == 0)
1181 status_printf_ln(s, color,
1182 _("No commands remaining."));
1183 else {
1184 status_printf_ln(s, color,
1185 Q_("Next command to do (%d remaining command):",
1186 "Next commands to do (%d remaining commands):",
1187 yet_to_do.nr),
1188 yet_to_do.nr);
1189 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1190 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1191 if (s->hints)
1192 status_printf_ln(s, color,
1193 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1194 }
1195 string_list_clear(&yet_to_do, 0);
1196 string_list_clear(&have_done, 0);
1197 }
1198 }
1199
1200 static void print_rebase_state(struct wt_status *s,
1201 struct wt_status_state *state,
1202 const char *color)
1203 {
1204 if (state->branch)
1205 status_printf_ln(s, color,
1206 _("You are currently rebasing branch '%s' on '%s'."),
1207 state->branch,
1208 state->onto);
1209 else
1210 status_printf_ln(s, color,
1211 _("You are currently rebasing."));
1212 }
1213
1214 static void show_rebase_in_progress(struct wt_status *s,
1215 struct wt_status_state *state,
1216 const char *color)
1217 {
1218 struct stat st;
1219
1220 show_rebase_information(s, state, color);
1221 if (has_unmerged(s)) {
1222 print_rebase_state(s, state, color);
1223 if (s->hints) {
1224 status_printf_ln(s, color,
1225 _(" (fix conflicts and then run \"git rebase --continue\")"));
1226 status_printf_ln(s, color,
1227 _(" (use \"git rebase --skip\" to skip this patch)"));
1228 status_printf_ln(s, color,
1229 _(" (use \"git rebase --abort\" to check out the original branch)"));
1230 }
1231 } else if (state->rebase_in_progress || !stat(git_path_merge_msg(), &st)) {
1232 print_rebase_state(s, state, color);
1233 if (s->hints)
1234 status_printf_ln(s, color,
1235 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1236 } else if (split_commit_in_progress(s)) {
1237 if (state->branch)
1238 status_printf_ln(s, color,
1239 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1240 state->branch,
1241 state->onto);
1242 else
1243 status_printf_ln(s, color,
1244 _("You are currently splitting a commit during a rebase."));
1245 if (s->hints)
1246 status_printf_ln(s, color,
1247 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1248 } else {
1249 if (state->branch)
1250 status_printf_ln(s, color,
1251 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1252 state->branch,
1253 state->onto);
1254 else
1255 status_printf_ln(s, color,
1256 _("You are currently editing a commit during a rebase."));
1257 if (s->hints && !s->amend) {
1258 status_printf_ln(s, color,
1259 _(" (use \"git commit --amend\" to amend the current commit)"));
1260 status_printf_ln(s, color,
1261 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1262 }
1263 }
1264 wt_longstatus_print_trailer(s);
1265 }
1266
1267 static void show_cherry_pick_in_progress(struct wt_status *s,
1268 struct wt_status_state *state,
1269 const char *color)
1270 {
1271 status_printf_ln(s, color, _("You are currently cherry-picking commit %s."),
1272 find_unique_abbrev(state->cherry_pick_head_sha1, DEFAULT_ABBREV));
1273 if (s->hints) {
1274 if (has_unmerged(s))
1275 status_printf_ln(s, color,
1276 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1277 else
1278 status_printf_ln(s, color,
1279 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1280 status_printf_ln(s, color,
1281 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1282 }
1283 wt_longstatus_print_trailer(s);
1284 }
1285
1286 static void show_revert_in_progress(struct wt_status *s,
1287 struct wt_status_state *state,
1288 const char *color)
1289 {
1290 status_printf_ln(s, color, _("You are currently reverting commit %s."),
1291 find_unique_abbrev(state->revert_head_sha1, DEFAULT_ABBREV));
1292 if (s->hints) {
1293 if (has_unmerged(s))
1294 status_printf_ln(s, color,
1295 _(" (fix conflicts and run \"git revert --continue\")"));
1296 else
1297 status_printf_ln(s, color,
1298 _(" (all conflicts fixed: run \"git revert --continue\")"));
1299 status_printf_ln(s, color,
1300 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1301 }
1302 wt_longstatus_print_trailer(s);
1303 }
1304
1305 static void show_bisect_in_progress(struct wt_status *s,
1306 struct wt_status_state *state,
1307 const char *color)
1308 {
1309 if (state->branch)
1310 status_printf_ln(s, color,
1311 _("You are currently bisecting, started from branch '%s'."),
1312 state->branch);
1313 else
1314 status_printf_ln(s, color,
1315 _("You are currently bisecting."));
1316 if (s->hints)
1317 status_printf_ln(s, color,
1318 _(" (use \"git bisect reset\" to get back to the original branch)"));
1319 wt_longstatus_print_trailer(s);
1320 }
1321
1322 /*
1323 * Extract branch information from rebase/bisect
1324 */
1325 static char *get_branch(const struct worktree *wt, const char *path)
1326 {
1327 struct strbuf sb = STRBUF_INIT;
1328 unsigned char sha1[20];
1329 const char *branch_name;
1330
1331 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1332 goto got_nothing;
1333
1334 while (sb.len && sb.buf[sb.len - 1] == '\n')
1335 strbuf_setlen(&sb, sb.len - 1);
1336 if (!sb.len)
1337 goto got_nothing;
1338 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1339 strbuf_remove(&sb, 0, branch_name - sb.buf);
1340 else if (starts_with(sb.buf, "refs/"))
1341 ;
1342 else if (!get_sha1_hex(sb.buf, sha1)) {
1343 const char *abbrev;
1344 abbrev = find_unique_abbrev(sha1, DEFAULT_ABBREV);
1345 strbuf_reset(&sb);
1346 strbuf_addstr(&sb, abbrev);
1347 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1348 goto got_nothing;
1349 else /* bisect */
1350 ;
1351 return strbuf_detach(&sb, NULL);
1352
1353 got_nothing:
1354 strbuf_release(&sb);
1355 return NULL;
1356 }
1357
1358 struct grab_1st_switch_cbdata {
1359 struct strbuf buf;
1360 unsigned char nsha1[20];
1361 };
1362
1363 static int grab_1st_switch(unsigned char *osha1, unsigned char *nsha1,
1364 const char *email, unsigned long timestamp, int tz,
1365 const char *message, void *cb_data)
1366 {
1367 struct grab_1st_switch_cbdata *cb = cb_data;
1368 const char *target = NULL, *end;
1369
1370 if (!skip_prefix(message, "checkout: moving from ", &message))
1371 return 0;
1372 target = strstr(message, " to ");
1373 if (!target)
1374 return 0;
1375 target += strlen(" to ");
1376 strbuf_reset(&cb->buf);
1377 hashcpy(cb->nsha1, nsha1);
1378 end = strchrnul(target, '\n');
1379 strbuf_add(&cb->buf, target, end - target);
1380 if (!strcmp(cb->buf.buf, "HEAD")) {
1381 /* HEAD is relative. Resolve it to the right reflog entry. */
1382 strbuf_reset(&cb->buf);
1383 strbuf_addstr(&cb->buf,
1384 find_unique_abbrev(nsha1, DEFAULT_ABBREV));
1385 }
1386 return 1;
1387 }
1388
1389 static void wt_status_get_detached_from(struct wt_status_state *state)
1390 {
1391 struct grab_1st_switch_cbdata cb;
1392 struct commit *commit;
1393 unsigned char sha1[20];
1394 char *ref = NULL;
1395
1396 strbuf_init(&cb.buf, 0);
1397 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1398 strbuf_release(&cb.buf);
1399 return;
1400 }
1401
1402 if (dwim_ref(cb.buf.buf, cb.buf.len, sha1, &ref) == 1 &&
1403 /* sha1 is a commit? match without further lookup */
1404 (!hashcmp(cb.nsha1, sha1) ||
1405 /* perhaps sha1 is a tag, try to dereference to a commit */
1406 ((commit = lookup_commit_reference_gently(sha1, 1)) != NULL &&
1407 !hashcmp(cb.nsha1, commit->object.oid.hash)))) {
1408 const char *from = ref;
1409 if (!skip_prefix(from, "refs/tags/", &from))
1410 skip_prefix(from, "refs/remotes/", &from);
1411 state->detached_from = xstrdup(from);
1412 } else
1413 state->detached_from =
1414 xstrdup(find_unique_abbrev(cb.nsha1, DEFAULT_ABBREV));
1415 hashcpy(state->detached_sha1, cb.nsha1);
1416 state->detached_at = !get_sha1("HEAD", sha1) &&
1417 !hashcmp(sha1, state->detached_sha1);
1418
1419 free(ref);
1420 strbuf_release(&cb.buf);
1421 }
1422
1423 int wt_status_check_rebase(const struct worktree *wt,
1424 struct wt_status_state *state)
1425 {
1426 struct stat st;
1427
1428 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1429 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1430 state->am_in_progress = 1;
1431 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1432 state->am_empty_patch = 1;
1433 } else {
1434 state->rebase_in_progress = 1;
1435 state->branch = get_branch(wt, "rebase-apply/head-name");
1436 state->onto = get_branch(wt, "rebase-apply/onto");
1437 }
1438 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1439 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1440 state->rebase_interactive_in_progress = 1;
1441 else
1442 state->rebase_in_progress = 1;
1443 state->branch = get_branch(wt, "rebase-merge/head-name");
1444 state->onto = get_branch(wt, "rebase-merge/onto");
1445 } else
1446 return 0;
1447 return 1;
1448 }
1449
1450 int wt_status_check_bisect(const struct worktree *wt,
1451 struct wt_status_state *state)
1452 {
1453 struct stat st;
1454
1455 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1456 state->bisect_in_progress = 1;
1457 state->branch = get_branch(wt, "BISECT_START");
1458 return 1;
1459 }
1460 return 0;
1461 }
1462
1463 void wt_status_get_state(struct wt_status_state *state,
1464 int get_detached_from)
1465 {
1466 struct stat st;
1467 unsigned char sha1[20];
1468
1469 if (!stat(git_path_merge_head(), &st)) {
1470 state->merge_in_progress = 1;
1471 } else if (wt_status_check_rebase(NULL, state)) {
1472 ; /* all set */
1473 } else if (!stat(git_path_cherry_pick_head(), &st) &&
1474 !get_sha1("CHERRY_PICK_HEAD", sha1)) {
1475 state->cherry_pick_in_progress = 1;
1476 hashcpy(state->cherry_pick_head_sha1, sha1);
1477 }
1478 wt_status_check_bisect(NULL, state);
1479 if (!stat(git_path_revert_head(), &st) &&
1480 !get_sha1("REVERT_HEAD", sha1)) {
1481 state->revert_in_progress = 1;
1482 hashcpy(state->revert_head_sha1, sha1);
1483 }
1484
1485 if (get_detached_from)
1486 wt_status_get_detached_from(state);
1487 }
1488
1489 static void wt_longstatus_print_state(struct wt_status *s,
1490 struct wt_status_state *state)
1491 {
1492 const char *state_color = color(WT_STATUS_HEADER, s);
1493 if (state->merge_in_progress)
1494 show_merge_in_progress(s, state, state_color);
1495 else if (state->am_in_progress)
1496 show_am_in_progress(s, state, state_color);
1497 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1498 show_rebase_in_progress(s, state, state_color);
1499 else if (state->cherry_pick_in_progress)
1500 show_cherry_pick_in_progress(s, state, state_color);
1501 else if (state->revert_in_progress)
1502 show_revert_in_progress(s, state, state_color);
1503 if (state->bisect_in_progress)
1504 show_bisect_in_progress(s, state, state_color);
1505 }
1506
1507 static void wt_longstatus_print(struct wt_status *s)
1508 {
1509 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1510 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1511 struct wt_status_state state;
1512
1513 memset(&state, 0, sizeof(state));
1514 wt_status_get_state(&state,
1515 s->branch && !strcmp(s->branch, "HEAD"));
1516
1517 if (s->branch) {
1518 const char *on_what = _("On branch ");
1519 const char *branch_name = s->branch;
1520 if (!strcmp(branch_name, "HEAD")) {
1521 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1522 if (state.rebase_in_progress || state.rebase_interactive_in_progress) {
1523 if (state.rebase_interactive_in_progress)
1524 on_what = _("interactive rebase in progress; onto ");
1525 else
1526 on_what = _("rebase in progress; onto ");
1527 branch_name = state.onto;
1528 } else if (state.detached_from) {
1529 branch_name = state.detached_from;
1530 if (state.detached_at)
1531 on_what = _("HEAD detached at ");
1532 else
1533 on_what = _("HEAD detached from ");
1534 } else {
1535 branch_name = "";
1536 on_what = _("Not currently on any branch.");
1537 }
1538 } else
1539 skip_prefix(branch_name, "refs/heads/", &branch_name);
1540 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1541 status_printf_more(s, branch_status_color, "%s", on_what);
1542 status_printf_more(s, branch_color, "%s\n", branch_name);
1543 if (!s->is_initial)
1544 wt_longstatus_print_tracking(s);
1545 }
1546
1547 wt_longstatus_print_state(s, &state);
1548 free(state.branch);
1549 free(state.onto);
1550 free(state.detached_from);
1551
1552 if (s->is_initial) {
1553 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1554 status_printf_ln(s, color(WT_STATUS_HEADER, s), _("Initial commit"));
1555 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1556 }
1557
1558 wt_longstatus_print_updated(s);
1559 wt_longstatus_print_unmerged(s);
1560 wt_longstatus_print_changed(s);
1561 if (s->submodule_summary &&
1562 (!s->ignore_submodule_arg ||
1563 strcmp(s->ignore_submodule_arg, "all"))) {
1564 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1565 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1566 }
1567 if (s->show_untracked_files) {
1568 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1569 if (s->show_ignored_files)
1570 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1571 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1572 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1573 status_printf_ln(s, GIT_COLOR_NORMAL,
1574 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1575 "may speed it up, but you have to be careful not to forget to add\n"
1576 "new files yourself (see 'git help status')."),
1577 s->untracked_in_ms / 1000.0);
1578 }
1579 } else if (s->commitable)
1580 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1581 s->hints
1582 ? _(" (use -u option to show untracked files)") : "");
1583
1584 if (s->verbose)
1585 wt_longstatus_print_verbose(s);
1586 if (!s->commitable) {
1587 if (s->amend)
1588 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1589 else if (s->nowarn)
1590 ; /* nothing */
1591 else if (s->workdir_dirty) {
1592 if (s->hints)
1593 printf(_("no changes added to commit "
1594 "(use \"git add\" and/or \"git commit -a\")\n"));
1595 else
1596 printf(_("no changes added to commit\n"));
1597 } else if (s->untracked.nr) {
1598 if (s->hints)
1599 printf(_("nothing added to commit but untracked files "
1600 "present (use \"git add\" to track)\n"));
1601 else
1602 printf(_("nothing added to commit but untracked files present\n"));
1603 } else if (s->is_initial) {
1604 if (s->hints)
1605 printf(_("nothing to commit (create/copy files "
1606 "and use \"git add\" to track)\n"));
1607 else
1608 printf(_("nothing to commit\n"));
1609 } else if (!s->show_untracked_files) {
1610 if (s->hints)
1611 printf(_("nothing to commit (use -u to show untracked files)\n"));
1612 else
1613 printf(_("nothing to commit\n"));
1614 } else
1615 printf(_("nothing to commit, working tree clean\n"));
1616 }
1617 }
1618
1619 static void wt_shortstatus_unmerged(struct string_list_item *it,
1620 struct wt_status *s)
1621 {
1622 struct wt_status_change_data *d = it->util;
1623 const char *how = "??";
1624
1625 switch (d->stagemask) {
1626 case 1: how = "DD"; break; /* both deleted */
1627 case 2: how = "AU"; break; /* added by us */
1628 case 3: how = "UD"; break; /* deleted by them */
1629 case 4: how = "UA"; break; /* added by them */
1630 case 5: how = "DU"; break; /* deleted by us */
1631 case 6: how = "AA"; break; /* both added */
1632 case 7: how = "UU"; break; /* both modified */
1633 }
1634 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1635 if (s->null_termination) {
1636 fprintf(stdout, " %s%c", it->string, 0);
1637 } else {
1638 struct strbuf onebuf = STRBUF_INIT;
1639 const char *one;
1640 one = quote_path(it->string, s->prefix, &onebuf);
1641 printf(" %s\n", one);
1642 strbuf_release(&onebuf);
1643 }
1644 }
1645
1646 static void wt_shortstatus_status(struct string_list_item *it,
1647 struct wt_status *s)
1648 {
1649 struct wt_status_change_data *d = it->util;
1650
1651 if (d->index_status)
1652 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1653 else
1654 putchar(' ');
1655 if (d->worktree_status)
1656 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1657 else
1658 putchar(' ');
1659 putchar(' ');
1660 if (s->null_termination) {
1661 fprintf(stdout, "%s%c", it->string, 0);
1662 if (d->head_path)
1663 fprintf(stdout, "%s%c", d->head_path, 0);
1664 } else {
1665 struct strbuf onebuf = STRBUF_INIT;
1666 const char *one;
1667 if (d->head_path) {
1668 one = quote_path(d->head_path, s->prefix, &onebuf);
1669 if (*one != '"' && strchr(one, ' ') != NULL) {
1670 putchar('"');
1671 strbuf_addch(&onebuf, '"');
1672 one = onebuf.buf;
1673 }
1674 printf("%s -> ", one);
1675 strbuf_release(&onebuf);
1676 }
1677 one = quote_path(it->string, s->prefix, &onebuf);
1678 if (*one != '"' && strchr(one, ' ') != NULL) {
1679 putchar('"');
1680 strbuf_addch(&onebuf, '"');
1681 one = onebuf.buf;
1682 }
1683 printf("%s\n", one);
1684 strbuf_release(&onebuf);
1685 }
1686 }
1687
1688 static void wt_shortstatus_other(struct string_list_item *it,
1689 struct wt_status *s, const char *sign)
1690 {
1691 if (s->null_termination) {
1692 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1693 } else {
1694 struct strbuf onebuf = STRBUF_INIT;
1695 const char *one;
1696 one = quote_path(it->string, s->prefix, &onebuf);
1697 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1698 printf(" %s\n", one);
1699 strbuf_release(&onebuf);
1700 }
1701 }
1702
1703 static void wt_shortstatus_print_tracking(struct wt_status *s)
1704 {
1705 struct branch *branch;
1706 const char *header_color = color(WT_STATUS_HEADER, s);
1707 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1708 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1709
1710 const char *base;
1711 const char *branch_name;
1712 int num_ours, num_theirs;
1713 int upstream_is_gone = 0;
1714
1715 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1716
1717 if (!s->branch)
1718 return;
1719 branch_name = s->branch;
1720
1721 if (s->is_initial)
1722 color_fprintf(s->fp, header_color, _("Initial commit on "));
1723
1724 if (!strcmp(s->branch, "HEAD")) {
1725 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1726 _("HEAD (no branch)"));
1727 goto conclude;
1728 }
1729
1730 skip_prefix(branch_name, "refs/heads/", &branch_name);
1731
1732 branch = branch_get(branch_name);
1733
1734 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1735
1736 if (stat_tracking_info(branch, &num_ours, &num_theirs, &base) < 0) {
1737 if (!base)
1738 goto conclude;
1739
1740 upstream_is_gone = 1;
1741 }
1742
1743 base = shorten_unambiguous_ref(base, 0);
1744 color_fprintf(s->fp, header_color, "...");
1745 color_fprintf(s->fp, branch_color_remote, "%s", base);
1746 free((char *)base);
1747
1748 if (!upstream_is_gone && !num_ours && !num_theirs)
1749 goto conclude;
1750
1751 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1752
1753 color_fprintf(s->fp, header_color, " [");
1754 if (upstream_is_gone) {
1755 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1756 } else if (!num_ours) {
1757 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1758 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1759 } else if (!num_theirs) {
1760 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1761 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1762 } else {
1763 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1764 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1765 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1766 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1767 }
1768
1769 color_fprintf(s->fp, header_color, "]");
1770 conclude:
1771 fputc(s->null_termination ? '\0' : '\n', s->fp);
1772 }
1773
1774 static void wt_shortstatus_print(struct wt_status *s)
1775 {
1776 int i;
1777
1778 if (s->show_branch)
1779 wt_shortstatus_print_tracking(s);
1780
1781 for (i = 0; i < s->change.nr; i++) {
1782 struct wt_status_change_data *d;
1783 struct string_list_item *it;
1784
1785 it = &(s->change.items[i]);
1786 d = it->util;
1787 if (d->stagemask)
1788 wt_shortstatus_unmerged(it, s);
1789 else
1790 wt_shortstatus_status(it, s);
1791 }
1792 for (i = 0; i < s->untracked.nr; i++) {
1793 struct string_list_item *it;
1794
1795 it = &(s->untracked.items[i]);
1796 wt_shortstatus_other(it, s, "??");
1797 }
1798 for (i = 0; i < s->ignored.nr; i++) {
1799 struct string_list_item *it;
1800
1801 it = &(s->ignored.items[i]);
1802 wt_shortstatus_other(it, s, "!!");
1803 }
1804 }
1805
1806 static void wt_porcelain_print(struct wt_status *s)
1807 {
1808 s->use_color = 0;
1809 s->relative_paths = 0;
1810 s->prefix = NULL;
1811 s->no_gettext = 1;
1812 wt_shortstatus_print(s);
1813 }
1814
1815 /*
1816 * Print branch information for porcelain v2 output. These lines
1817 * are printed when the '--branch' parameter is given.
1818 *
1819 * # branch.oid <commit><eol>
1820 * # branch.head <head><eol>
1821 * [# branch.upstream <upstream><eol>
1822 * [# branch.ab +<ahead> -<behind><eol>]]
1823 *
1824 * <commit> ::= the current commit hash or the the literal
1825 * "(initial)" to indicate an initialized repo
1826 * with no commits.
1827 *
1828 * <head> ::= <branch_name> the current branch name or
1829 * "(detached)" literal when detached head or
1830 * "(unknown)" when something is wrong.
1831 *
1832 * <upstream> ::= the upstream branch name, when set.
1833 *
1834 * <ahead> ::= integer ahead value, when upstream set
1835 * and the commit is present (not gone).
1836 *
1837 * <behind> ::= integer behind value, when upstream set
1838 * and commit is present.
1839 *
1840 *
1841 * The end-of-line is defined by the -z flag.
1842 *
1843 * <eol> ::= NUL when -z,
1844 * LF when NOT -z.
1845 *
1846 */
1847 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
1848 {
1849 struct branch *branch;
1850 const char *base;
1851 const char *branch_name;
1852 struct wt_status_state state;
1853 int ab_info, nr_ahead, nr_behind;
1854 char eol = s->null_termination ? '\0' : '\n';
1855
1856 memset(&state, 0, sizeof(state));
1857 wt_status_get_state(&state, s->branch && !strcmp(s->branch, "HEAD"));
1858
1859 fprintf(s->fp, "# branch.oid %s%c",
1860 (s->is_initial ? "(initial)" : sha1_to_hex(s->sha1_commit)),
1861 eol);
1862
1863 if (!s->branch)
1864 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
1865 else {
1866 if (!strcmp(s->branch, "HEAD")) {
1867 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
1868
1869 if (state.rebase_in_progress || state.rebase_interactive_in_progress)
1870 branch_name = state.onto;
1871 else if (state.detached_from)
1872 branch_name = state.detached_from;
1873 else
1874 branch_name = "";
1875 } else {
1876 branch_name = NULL;
1877 skip_prefix(s->branch, "refs/heads/", &branch_name);
1878
1879 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
1880 }
1881
1882 /* Lookup stats on the upstream tracking branch, if set. */
1883 branch = branch_get(branch_name);
1884 base = NULL;
1885 ab_info = (stat_tracking_info(branch, &nr_ahead, &nr_behind, &base) == 0);
1886 if (base) {
1887 base = shorten_unambiguous_ref(base, 0);
1888 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
1889 free((char *)base);
1890
1891 if (ab_info)
1892 fprintf(s->fp, "# branch.ab +%d -%d%c", nr_ahead, nr_behind, eol);
1893 }
1894 }
1895
1896 free(state.branch);
1897 free(state.onto);
1898 free(state.detached_from);
1899 }
1900
1901 /*
1902 * Convert various submodule status values into a
1903 * fixed-length string of characters in the buffer provided.
1904 */
1905 static void wt_porcelain_v2_submodule_state(
1906 struct wt_status_change_data *d,
1907 char sub[5])
1908 {
1909 if (S_ISGITLINK(d->mode_head) ||
1910 S_ISGITLINK(d->mode_index) ||
1911 S_ISGITLINK(d->mode_worktree)) {
1912 sub[0] = 'S';
1913 sub[1] = d->new_submodule_commits ? 'C' : '.';
1914 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
1915 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
1916 } else {
1917 sub[0] = 'N';
1918 sub[1] = '.';
1919 sub[2] = '.';
1920 sub[3] = '.';
1921 }
1922 sub[4] = 0;
1923 }
1924
1925 /*
1926 * Fix-up changed entries before we print them.
1927 */
1928 static void wt_porcelain_v2_fix_up_changed(
1929 struct string_list_item *it,
1930 struct wt_status *s)
1931 {
1932 struct wt_status_change_data *d = it->util;
1933
1934 if (!d->index_status) {
1935 /*
1936 * This entry is unchanged in the index (relative to the head).
1937 * Therefore, the collect_updated_cb was never called for this
1938 * entry (during the head-vs-index scan) and so the head column
1939 * fields were never set.
1940 *
1941 * We must have data for the index column (from the
1942 * index-vs-worktree scan (otherwise, this entry should not be
1943 * in the list of changes)).
1944 *
1945 * Copy index column fields to the head column, so that our
1946 * output looks complete.
1947 */
1948 assert(d->mode_head == 0);
1949 d->mode_head = d->mode_index;
1950 oidcpy(&d->oid_head, &d->oid_index);
1951 }
1952
1953 if (!d->worktree_status) {
1954 /*
1955 * This entry is unchanged in the worktree (relative to the index).
1956 * Therefore, the collect_changed_cb was never called for this entry
1957 * (during the index-vs-worktree scan) and so the worktree column
1958 * fields were never set.
1959 *
1960 * We must have data for the index column (from the head-vs-index
1961 * scan).
1962 *
1963 * Copy the index column fields to the worktree column so that
1964 * our output looks complete.
1965 *
1966 * Note that we only have a mode field in the worktree column
1967 * because the scan code tries really hard to not have to compute it.
1968 */
1969 assert(d->mode_worktree == 0);
1970 d->mode_worktree = d->mode_index;
1971 }
1972 }
1973
1974 /*
1975 * Print porcelain v2 info for tracked entries with changes.
1976 */
1977 static void wt_porcelain_v2_print_changed_entry(
1978 struct string_list_item *it,
1979 struct wt_status *s)
1980 {
1981 struct wt_status_change_data *d = it->util;
1982 struct strbuf buf_index = STRBUF_INIT;
1983 struct strbuf buf_head = STRBUF_INIT;
1984 const char *path_index = NULL;
1985 const char *path_head = NULL;
1986 char key[3];
1987 char submodule_token[5];
1988 char sep_char, eol_char;
1989
1990 wt_porcelain_v2_fix_up_changed(it, s);
1991 wt_porcelain_v2_submodule_state(d, submodule_token);
1992
1993 key[0] = d->index_status ? d->index_status : '.';
1994 key[1] = d->worktree_status ? d->worktree_status : '.';
1995 key[2] = 0;
1996
1997 if (s->null_termination) {
1998 /*
1999 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2000 * A single NUL character separates them.
2001 */
2002 sep_char = '\0';
2003 eol_char = '\0';
2004 path_index = it->string;
2005 path_head = d->head_path;
2006 } else {
2007 /*
2008 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2009 * The source path is only present when necessary.
2010 * A single TAB separates them (because paths can contain spaces
2011 * which are not escaped and C-quoting does escape TAB characters).
2012 */
2013 sep_char = '\t';
2014 eol_char = '\n';
2015 path_index = quote_path(it->string, s->prefix, &buf_index);
2016 if (d->head_path)
2017 path_head = quote_path(d->head_path, s->prefix, &buf_head);
2018 }
2019
2020 if (path_head)
2021 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2022 key, submodule_token,
2023 d->mode_head, d->mode_index, d->mode_worktree,
2024 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2025 key[0], d->score,
2026 path_index, sep_char, path_head, eol_char);
2027 else
2028 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2029 key, submodule_token,
2030 d->mode_head, d->mode_index, d->mode_worktree,
2031 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2032 path_index, eol_char);
2033
2034 strbuf_release(&buf_index);
2035 strbuf_release(&buf_head);
2036 }
2037
2038 /*
2039 * Print porcelain v2 status info for unmerged entries.
2040 */
2041 static void wt_porcelain_v2_print_unmerged_entry(
2042 struct string_list_item *it,
2043 struct wt_status *s)
2044 {
2045 struct wt_status_change_data *d = it->util;
2046 const struct cache_entry *ce;
2047 struct strbuf buf_index = STRBUF_INIT;
2048 const char *path_index = NULL;
2049 int pos, stage, sum;
2050 struct {
2051 int mode;
2052 struct object_id oid;
2053 } stages[3];
2054 char *key;
2055 char submodule_token[5];
2056 char unmerged_prefix = 'u';
2057 char eol_char = s->null_termination ? '\0' : '\n';
2058
2059 wt_porcelain_v2_submodule_state(d, submodule_token);
2060
2061 switch (d->stagemask) {
2062 case 1: key = "DD"; break; /* both deleted */
2063 case 2: key = "AU"; break; /* added by us */
2064 case 3: key = "UD"; break; /* deleted by them */
2065 case 4: key = "UA"; break; /* added by them */
2066 case 5: key = "DU"; break; /* deleted by us */
2067 case 6: key = "AA"; break; /* both added */
2068 case 7: key = "UU"; break; /* both modified */
2069 default:
2070 die("BUG: unhandled unmerged status %x", d->stagemask);
2071 }
2072
2073 /*
2074 * Disregard d.aux.porcelain_v2 data that we accumulated
2075 * for the head and index columns during the scans and
2076 * replace with the actual stage data.
2077 *
2078 * Note that this is a last-one-wins for each the individual
2079 * stage [123] columns in the event of multiple cache entries
2080 * for same stage.
2081 */
2082 memset(stages, 0, sizeof(stages));
2083 sum = 0;
2084 pos = cache_name_pos(it->string, strlen(it->string));
2085 assert(pos < 0);
2086 pos = -pos-1;
2087 while (pos < active_nr) {
2088 ce = active_cache[pos++];
2089 stage = ce_stage(ce);
2090 if (strcmp(ce->name, it->string) || !stage)
2091 break;
2092 stages[stage - 1].mode = ce->ce_mode;
2093 hashcpy(stages[stage - 1].oid.hash, ce->sha1);
2094 sum |= (1 << (stage - 1));
2095 }
2096 if (sum != d->stagemask)
2097 die("BUG: observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2098
2099 if (s->null_termination)
2100 path_index = it->string;
2101 else
2102 path_index = quote_path(it->string, s->prefix, &buf_index);
2103
2104 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2105 unmerged_prefix, key, submodule_token,
2106 stages[0].mode, /* stage 1 */
2107 stages[1].mode, /* stage 2 */
2108 stages[2].mode, /* stage 3 */
2109 d->mode_worktree,
2110 oid_to_hex(&stages[0].oid), /* stage 1 */
2111 oid_to_hex(&stages[1].oid), /* stage 2 */
2112 oid_to_hex(&stages[2].oid), /* stage 3 */
2113 path_index,
2114 eol_char);
2115
2116 strbuf_release(&buf_index);
2117 }
2118
2119 /*
2120 * Print porcelain V2 status info for untracked and ignored entries.
2121 */
2122 static void wt_porcelain_v2_print_other(
2123 struct string_list_item *it,
2124 struct wt_status *s,
2125 char prefix)
2126 {
2127 struct strbuf buf = STRBUF_INIT;
2128 const char *path;
2129 char eol_char;
2130
2131 if (s->null_termination) {
2132 path = it->string;
2133 eol_char = '\0';
2134 } else {
2135 path = quote_path(it->string, s->prefix, &buf);
2136 eol_char = '\n';
2137 }
2138
2139 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2140
2141 strbuf_release(&buf);
2142 }
2143
2144 /*
2145 * Print porcelain V2 status.
2146 *
2147 * [<v2_branch>]
2148 * [<v2_changed_items>]*
2149 * [<v2_unmerged_items>]*
2150 * [<v2_untracked_items>]*
2151 * [<v2_ignored_items>]*
2152 *
2153 */
2154 static void wt_porcelain_v2_print(struct wt_status *s)
2155 {
2156 struct wt_status_change_data *d;
2157 struct string_list_item *it;
2158 int i;
2159
2160 if (s->show_branch)
2161 wt_porcelain_v2_print_tracking(s);
2162
2163 for (i = 0; i < s->change.nr; i++) {
2164 it = &(s->change.items[i]);
2165 d = it->util;
2166 if (!d->stagemask)
2167 wt_porcelain_v2_print_changed_entry(it, s);
2168 }
2169
2170 for (i = 0; i < s->change.nr; i++) {
2171 it = &(s->change.items[i]);
2172 d = it->util;
2173 if (d->stagemask)
2174 wt_porcelain_v2_print_unmerged_entry(it, s);
2175 }
2176
2177 for (i = 0; i < s->untracked.nr; i++) {
2178 it = &(s->untracked.items[i]);
2179 wt_porcelain_v2_print_other(it, s, '?');
2180 }
2181
2182 for (i = 0; i < s->ignored.nr; i++) {
2183 it = &(s->ignored.items[i]);
2184 wt_porcelain_v2_print_other(it, s, '!');
2185 }
2186 }
2187
2188 void wt_status_print(struct wt_status *s)
2189 {
2190 switch (s->status_format) {
2191 case STATUS_FORMAT_SHORT:
2192 wt_shortstatus_print(s);
2193 break;
2194 case STATUS_FORMAT_PORCELAIN:
2195 wt_porcelain_print(s);
2196 break;
2197 case STATUS_FORMAT_PORCELAIN_V2:
2198 wt_porcelain_v2_print(s);
2199 break;
2200 case STATUS_FORMAT_UNSPECIFIED:
2201 die("BUG: finalize_deferred_config() should have been called");
2202 break;
2203 case STATUS_FORMAT_NONE:
2204 case STATUS_FORMAT_LONG:
2205 wt_longstatus_print(s);
2206 break;
2207 }
2208 }
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