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[thirdparty/git.git] / wt-status.c
1 #include "cache.h"
2 #include "wt-status.h"
3 #include "object.h"
4 #include "dir.h"
5 #include "commit.h"
6 #include "diff.h"
7 #include "revision.h"
8 #include "diffcore.h"
9 #include "quote.h"
10 #include "run-command.h"
11 #include "argv-array.h"
12 #include "remote.h"
13 #include "refs.h"
14 #include "submodule.h"
15 #include "column.h"
16 #include "strbuf.h"
17 #include "utf8.h"
18 #include "worktree.h"
19
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_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_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->oid.hash);
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 status_printf_ln(s, color,
1012 _(" (use \"git merge --abort\" to abort the merge)"));
1013 }
1014 } else {
1015 s-> commitable = 1;
1016 status_printf_ln(s, color,
1017 _("All conflicts fixed but you are still merging."));
1018 if (s->hints)
1019 status_printf_ln(s, color,
1020 _(" (use \"git commit\" to conclude merge)"));
1021 }
1022 wt_longstatus_print_trailer(s);
1023 }
1024
1025 static void show_am_in_progress(struct wt_status *s,
1026 struct wt_status_state *state,
1027 const char *color)
1028 {
1029 status_printf_ln(s, color,
1030 _("You are in the middle of an am session."));
1031 if (state->am_empty_patch)
1032 status_printf_ln(s, color,
1033 _("The current patch is empty."));
1034 if (s->hints) {
1035 if (!state->am_empty_patch)
1036 status_printf_ln(s, color,
1037 _(" (fix conflicts and then run \"git am --continue\")"));
1038 status_printf_ln(s, color,
1039 _(" (use \"git am --skip\" to skip this patch)"));
1040 status_printf_ln(s, color,
1041 _(" (use \"git am --abort\" to restore the original branch)"));
1042 }
1043 wt_longstatus_print_trailer(s);
1044 }
1045
1046 static char *read_line_from_git_path(const char *filename)
1047 {
1048 struct strbuf buf = STRBUF_INIT;
1049 FILE *fp = fopen(git_path("%s", filename), "r");
1050 if (!fp) {
1051 strbuf_release(&buf);
1052 return NULL;
1053 }
1054 strbuf_getline_lf(&buf, fp);
1055 if (!fclose(fp)) {
1056 return strbuf_detach(&buf, NULL);
1057 } else {
1058 strbuf_release(&buf);
1059 return NULL;
1060 }
1061 }
1062
1063 static int split_commit_in_progress(struct wt_status *s)
1064 {
1065 int split_in_progress = 0;
1066 char *head = read_line_from_git_path("HEAD");
1067 char *orig_head = read_line_from_git_path("ORIG_HEAD");
1068 char *rebase_amend = read_line_from_git_path("rebase-merge/amend");
1069 char *rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
1070
1071 if (!head || !orig_head || !rebase_amend || !rebase_orig_head ||
1072 !s->branch || strcmp(s->branch, "HEAD"))
1073 return split_in_progress;
1074
1075 if (!strcmp(rebase_amend, rebase_orig_head)) {
1076 if (strcmp(head, rebase_amend))
1077 split_in_progress = 1;
1078 } else if (strcmp(orig_head, rebase_orig_head)) {
1079 split_in_progress = 1;
1080 }
1081
1082 if (!s->amend && !s->nowarn && !s->workdir_dirty)
1083 split_in_progress = 0;
1084
1085 free(head);
1086 free(orig_head);
1087 free(rebase_amend);
1088 free(rebase_orig_head);
1089 return split_in_progress;
1090 }
1091
1092 /*
1093 * Turn
1094 * "pick d6a2f0303e897ec257dd0e0a39a5ccb709bc2047 some message"
1095 * into
1096 * "pick d6a2f03 some message"
1097 *
1098 * The function assumes that the line does not contain useless spaces
1099 * before or after the command.
1100 */
1101 static void abbrev_sha1_in_line(struct strbuf *line)
1102 {
1103 struct strbuf **split;
1104 int i;
1105
1106 if (starts_with(line->buf, "exec ") ||
1107 starts_with(line->buf, "x "))
1108 return;
1109
1110 split = strbuf_split_max(line, ' ', 3);
1111 if (split[0] && split[1]) {
1112 unsigned char sha1[20];
1113 const char *abbrev;
1114
1115 /*
1116 * strbuf_split_max left a space. Trim it and re-add
1117 * it after abbreviation.
1118 */
1119 strbuf_trim(split[1]);
1120 if (!get_sha1(split[1]->buf, sha1)) {
1121 abbrev = find_unique_abbrev(sha1, DEFAULT_ABBREV);
1122 strbuf_reset(split[1]);
1123 strbuf_addf(split[1], "%s ", abbrev);
1124 strbuf_reset(line);
1125 for (i = 0; split[i]; i++)
1126 strbuf_addbuf(line, split[i]);
1127 }
1128 }
1129 strbuf_list_free(split);
1130 }
1131
1132 static void read_rebase_todolist(const char *fname, struct string_list *lines)
1133 {
1134 struct strbuf line = STRBUF_INIT;
1135 FILE *f = fopen(git_path("%s", fname), "r");
1136
1137 if (!f)
1138 die_errno("Could not open file %s for reading",
1139 git_path("%s", fname));
1140 while (!strbuf_getline_lf(&line, f)) {
1141 if (line.len && line.buf[0] == comment_line_char)
1142 continue;
1143 strbuf_trim(&line);
1144 if (!line.len)
1145 continue;
1146 abbrev_sha1_in_line(&line);
1147 string_list_append(lines, line.buf);
1148 }
1149 }
1150
1151 static void show_rebase_information(struct wt_status *s,
1152 struct wt_status_state *state,
1153 const char *color)
1154 {
1155 if (state->rebase_interactive_in_progress) {
1156 int i;
1157 int nr_lines_to_show = 2;
1158
1159 struct string_list have_done = STRING_LIST_INIT_DUP;
1160 struct string_list yet_to_do = STRING_LIST_INIT_DUP;
1161
1162 read_rebase_todolist("rebase-merge/done", &have_done);
1163 read_rebase_todolist("rebase-merge/git-rebase-todo", &yet_to_do);
1164
1165 if (have_done.nr == 0)
1166 status_printf_ln(s, color, _("No commands done."));
1167 else {
1168 status_printf_ln(s, color,
1169 Q_("Last command done (%d command done):",
1170 "Last commands done (%d commands done):",
1171 have_done.nr),
1172 have_done.nr);
1173 for (i = (have_done.nr > nr_lines_to_show)
1174 ? have_done.nr - nr_lines_to_show : 0;
1175 i < have_done.nr;
1176 i++)
1177 status_printf_ln(s, color, " %s", have_done.items[i].string);
1178 if (have_done.nr > nr_lines_to_show && s->hints)
1179 status_printf_ln(s, color,
1180 _(" (see more in file %s)"), git_path("rebase-merge/done"));
1181 }
1182
1183 if (yet_to_do.nr == 0)
1184 status_printf_ln(s, color,
1185 _("No commands remaining."));
1186 else {
1187 status_printf_ln(s, color,
1188 Q_("Next command to do (%d remaining command):",
1189 "Next commands to do (%d remaining commands):",
1190 yet_to_do.nr),
1191 yet_to_do.nr);
1192 for (i = 0; i < nr_lines_to_show && i < yet_to_do.nr; i++)
1193 status_printf_ln(s, color, " %s", yet_to_do.items[i].string);
1194 if (s->hints)
1195 status_printf_ln(s, color,
1196 _(" (use \"git rebase --edit-todo\" to view and edit)"));
1197 }
1198 string_list_clear(&yet_to_do, 0);
1199 string_list_clear(&have_done, 0);
1200 }
1201 }
1202
1203 static void print_rebase_state(struct wt_status *s,
1204 struct wt_status_state *state,
1205 const char *color)
1206 {
1207 if (state->branch)
1208 status_printf_ln(s, color,
1209 _("You are currently rebasing branch '%s' on '%s'."),
1210 state->branch,
1211 state->onto);
1212 else
1213 status_printf_ln(s, color,
1214 _("You are currently rebasing."));
1215 }
1216
1217 static void show_rebase_in_progress(struct wt_status *s,
1218 struct wt_status_state *state,
1219 const char *color)
1220 {
1221 struct stat st;
1222
1223 show_rebase_information(s, state, color);
1224 if (has_unmerged(s)) {
1225 print_rebase_state(s, state, color);
1226 if (s->hints) {
1227 status_printf_ln(s, color,
1228 _(" (fix conflicts and then run \"git rebase --continue\")"));
1229 status_printf_ln(s, color,
1230 _(" (use \"git rebase --skip\" to skip this patch)"));
1231 status_printf_ln(s, color,
1232 _(" (use \"git rebase --abort\" to check out the original branch)"));
1233 }
1234 } else if (state->rebase_in_progress || !stat(git_path_merge_msg(), &st)) {
1235 print_rebase_state(s, state, color);
1236 if (s->hints)
1237 status_printf_ln(s, color,
1238 _(" (all conflicts fixed: run \"git rebase --continue\")"));
1239 } else if (split_commit_in_progress(s)) {
1240 if (state->branch)
1241 status_printf_ln(s, color,
1242 _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1243 state->branch,
1244 state->onto);
1245 else
1246 status_printf_ln(s, color,
1247 _("You are currently splitting a commit during a rebase."));
1248 if (s->hints)
1249 status_printf_ln(s, color,
1250 _(" (Once your working directory is clean, run \"git rebase --continue\")"));
1251 } else {
1252 if (state->branch)
1253 status_printf_ln(s, color,
1254 _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1255 state->branch,
1256 state->onto);
1257 else
1258 status_printf_ln(s, color,
1259 _("You are currently editing a commit during a rebase."));
1260 if (s->hints && !s->amend) {
1261 status_printf_ln(s, color,
1262 _(" (use \"git commit --amend\" to amend the current commit)"));
1263 status_printf_ln(s, color,
1264 _(" (use \"git rebase --continue\" once you are satisfied with your changes)"));
1265 }
1266 }
1267 wt_longstatus_print_trailer(s);
1268 }
1269
1270 static void show_cherry_pick_in_progress(struct wt_status *s,
1271 struct wt_status_state *state,
1272 const char *color)
1273 {
1274 status_printf_ln(s, color, _("You are currently cherry-picking commit %s."),
1275 find_unique_abbrev(state->cherry_pick_head_sha1, DEFAULT_ABBREV));
1276 if (s->hints) {
1277 if (has_unmerged(s))
1278 status_printf_ln(s, color,
1279 _(" (fix conflicts and run \"git cherry-pick --continue\")"));
1280 else
1281 status_printf_ln(s, color,
1282 _(" (all conflicts fixed: run \"git cherry-pick --continue\")"));
1283 status_printf_ln(s, color,
1284 _(" (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1285 }
1286 wt_longstatus_print_trailer(s);
1287 }
1288
1289 static void show_revert_in_progress(struct wt_status *s,
1290 struct wt_status_state *state,
1291 const char *color)
1292 {
1293 status_printf_ln(s, color, _("You are currently reverting commit %s."),
1294 find_unique_abbrev(state->revert_head_sha1, DEFAULT_ABBREV));
1295 if (s->hints) {
1296 if (has_unmerged(s))
1297 status_printf_ln(s, color,
1298 _(" (fix conflicts and run \"git revert --continue\")"));
1299 else
1300 status_printf_ln(s, color,
1301 _(" (all conflicts fixed: run \"git revert --continue\")"));
1302 status_printf_ln(s, color,
1303 _(" (use \"git revert --abort\" to cancel the revert operation)"));
1304 }
1305 wt_longstatus_print_trailer(s);
1306 }
1307
1308 static void show_bisect_in_progress(struct wt_status *s,
1309 struct wt_status_state *state,
1310 const char *color)
1311 {
1312 if (state->branch)
1313 status_printf_ln(s, color,
1314 _("You are currently bisecting, started from branch '%s'."),
1315 state->branch);
1316 else
1317 status_printf_ln(s, color,
1318 _("You are currently bisecting."));
1319 if (s->hints)
1320 status_printf_ln(s, color,
1321 _(" (use \"git bisect reset\" to get back to the original branch)"));
1322 wt_longstatus_print_trailer(s);
1323 }
1324
1325 /*
1326 * Extract branch information from rebase/bisect
1327 */
1328 static char *get_branch(const struct worktree *wt, const char *path)
1329 {
1330 struct strbuf sb = STRBUF_INIT;
1331 unsigned char sha1[20];
1332 const char *branch_name;
1333
1334 if (strbuf_read_file(&sb, worktree_git_path(wt, "%s", path), 0) <= 0)
1335 goto got_nothing;
1336
1337 while (sb.len && sb.buf[sb.len - 1] == '\n')
1338 strbuf_setlen(&sb, sb.len - 1);
1339 if (!sb.len)
1340 goto got_nothing;
1341 if (skip_prefix(sb.buf, "refs/heads/", &branch_name))
1342 strbuf_remove(&sb, 0, branch_name - sb.buf);
1343 else if (starts_with(sb.buf, "refs/"))
1344 ;
1345 else if (!get_sha1_hex(sb.buf, sha1)) {
1346 const char *abbrev;
1347 abbrev = find_unique_abbrev(sha1, DEFAULT_ABBREV);
1348 strbuf_reset(&sb);
1349 strbuf_addstr(&sb, abbrev);
1350 } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1351 goto got_nothing;
1352 else /* bisect */
1353 ;
1354 return strbuf_detach(&sb, NULL);
1355
1356 got_nothing:
1357 strbuf_release(&sb);
1358 return NULL;
1359 }
1360
1361 struct grab_1st_switch_cbdata {
1362 struct strbuf buf;
1363 unsigned char nsha1[20];
1364 };
1365
1366 static int grab_1st_switch(unsigned char *osha1, unsigned char *nsha1,
1367 const char *email, unsigned long timestamp, int tz,
1368 const char *message, void *cb_data)
1369 {
1370 struct grab_1st_switch_cbdata *cb = cb_data;
1371 const char *target = NULL, *end;
1372
1373 if (!skip_prefix(message, "checkout: moving from ", &message))
1374 return 0;
1375 target = strstr(message, " to ");
1376 if (!target)
1377 return 0;
1378 target += strlen(" to ");
1379 strbuf_reset(&cb->buf);
1380 hashcpy(cb->nsha1, nsha1);
1381 end = strchrnul(target, '\n');
1382 strbuf_add(&cb->buf, target, end - target);
1383 if (!strcmp(cb->buf.buf, "HEAD")) {
1384 /* HEAD is relative. Resolve it to the right reflog entry. */
1385 strbuf_reset(&cb->buf);
1386 strbuf_add_unique_abbrev(&cb->buf, nsha1, DEFAULT_ABBREV);
1387 }
1388 return 1;
1389 }
1390
1391 static void wt_status_get_detached_from(struct wt_status_state *state)
1392 {
1393 struct grab_1st_switch_cbdata cb;
1394 struct commit *commit;
1395 unsigned char sha1[20];
1396 char *ref = NULL;
1397
1398 strbuf_init(&cb.buf, 0);
1399 if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1400 strbuf_release(&cb.buf);
1401 return;
1402 }
1403
1404 if (dwim_ref(cb.buf.buf, cb.buf.len, sha1, &ref) == 1 &&
1405 /* sha1 is a commit? match without further lookup */
1406 (!hashcmp(cb.nsha1, sha1) ||
1407 /* perhaps sha1 is a tag, try to dereference to a commit */
1408 ((commit = lookup_commit_reference_gently(sha1, 1)) != NULL &&
1409 !hashcmp(cb.nsha1, commit->object.oid.hash)))) {
1410 const char *from = ref;
1411 if (!skip_prefix(from, "refs/tags/", &from))
1412 skip_prefix(from, "refs/remotes/", &from);
1413 state->detached_from = xstrdup(from);
1414 } else
1415 state->detached_from =
1416 xstrdup(find_unique_abbrev(cb.nsha1, DEFAULT_ABBREV));
1417 hashcpy(state->detached_sha1, cb.nsha1);
1418 state->detached_at = !get_sha1("HEAD", sha1) &&
1419 !hashcmp(sha1, state->detached_sha1);
1420
1421 free(ref);
1422 strbuf_release(&cb.buf);
1423 }
1424
1425 int wt_status_check_rebase(const struct worktree *wt,
1426 struct wt_status_state *state)
1427 {
1428 struct stat st;
1429
1430 if (!stat(worktree_git_path(wt, "rebase-apply"), &st)) {
1431 if (!stat(worktree_git_path(wt, "rebase-apply/applying"), &st)) {
1432 state->am_in_progress = 1;
1433 if (!stat(worktree_git_path(wt, "rebase-apply/patch"), &st) && !st.st_size)
1434 state->am_empty_patch = 1;
1435 } else {
1436 state->rebase_in_progress = 1;
1437 state->branch = get_branch(wt, "rebase-apply/head-name");
1438 state->onto = get_branch(wt, "rebase-apply/onto");
1439 }
1440 } else if (!stat(worktree_git_path(wt, "rebase-merge"), &st)) {
1441 if (!stat(worktree_git_path(wt, "rebase-merge/interactive"), &st))
1442 state->rebase_interactive_in_progress = 1;
1443 else
1444 state->rebase_in_progress = 1;
1445 state->branch = get_branch(wt, "rebase-merge/head-name");
1446 state->onto = get_branch(wt, "rebase-merge/onto");
1447 } else
1448 return 0;
1449 return 1;
1450 }
1451
1452 int wt_status_check_bisect(const struct worktree *wt,
1453 struct wt_status_state *state)
1454 {
1455 struct stat st;
1456
1457 if (!stat(worktree_git_path(wt, "BISECT_LOG"), &st)) {
1458 state->bisect_in_progress = 1;
1459 state->branch = get_branch(wt, "BISECT_START");
1460 return 1;
1461 }
1462 return 0;
1463 }
1464
1465 void wt_status_get_state(struct wt_status_state *state,
1466 int get_detached_from)
1467 {
1468 struct stat st;
1469 unsigned char sha1[20];
1470
1471 if (!stat(git_path_merge_head(), &st)) {
1472 state->merge_in_progress = 1;
1473 } else if (wt_status_check_rebase(NULL, state)) {
1474 ; /* all set */
1475 } else if (!stat(git_path_cherry_pick_head(), &st) &&
1476 !get_sha1("CHERRY_PICK_HEAD", sha1)) {
1477 state->cherry_pick_in_progress = 1;
1478 hashcpy(state->cherry_pick_head_sha1, sha1);
1479 }
1480 wt_status_check_bisect(NULL, state);
1481 if (!stat(git_path_revert_head(), &st) &&
1482 !get_sha1("REVERT_HEAD", sha1)) {
1483 state->revert_in_progress = 1;
1484 hashcpy(state->revert_head_sha1, sha1);
1485 }
1486
1487 if (get_detached_from)
1488 wt_status_get_detached_from(state);
1489 }
1490
1491 static void wt_longstatus_print_state(struct wt_status *s,
1492 struct wt_status_state *state)
1493 {
1494 const char *state_color = color(WT_STATUS_HEADER, s);
1495 if (state->merge_in_progress)
1496 show_merge_in_progress(s, state, state_color);
1497 else if (state->am_in_progress)
1498 show_am_in_progress(s, state, state_color);
1499 else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1500 show_rebase_in_progress(s, state, state_color);
1501 else if (state->cherry_pick_in_progress)
1502 show_cherry_pick_in_progress(s, state, state_color);
1503 else if (state->revert_in_progress)
1504 show_revert_in_progress(s, state, state_color);
1505 if (state->bisect_in_progress)
1506 show_bisect_in_progress(s, state, state_color);
1507 }
1508
1509 static void wt_longstatus_print(struct wt_status *s)
1510 {
1511 const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1512 const char *branch_status_color = color(WT_STATUS_HEADER, s);
1513 struct wt_status_state state;
1514
1515 memset(&state, 0, sizeof(state));
1516 wt_status_get_state(&state,
1517 s->branch && !strcmp(s->branch, "HEAD"));
1518
1519 if (s->branch) {
1520 const char *on_what = _("On branch ");
1521 const char *branch_name = s->branch;
1522 if (!strcmp(branch_name, "HEAD")) {
1523 branch_status_color = color(WT_STATUS_NOBRANCH, s);
1524 if (state.rebase_in_progress || state.rebase_interactive_in_progress) {
1525 if (state.rebase_interactive_in_progress)
1526 on_what = _("interactive rebase in progress; onto ");
1527 else
1528 on_what = _("rebase in progress; onto ");
1529 branch_name = state.onto;
1530 } else if (state.detached_from) {
1531 branch_name = state.detached_from;
1532 if (state.detached_at)
1533 on_what = _("HEAD detached at ");
1534 else
1535 on_what = _("HEAD detached from ");
1536 } else {
1537 branch_name = "";
1538 on_what = _("Not currently on any branch.");
1539 }
1540 } else
1541 skip_prefix(branch_name, "refs/heads/", &branch_name);
1542 status_printf(s, color(WT_STATUS_HEADER, s), "%s", "");
1543 status_printf_more(s, branch_status_color, "%s", on_what);
1544 status_printf_more(s, branch_color, "%s\n", branch_name);
1545 if (!s->is_initial)
1546 wt_longstatus_print_tracking(s);
1547 }
1548
1549 wt_longstatus_print_state(s, &state);
1550 free(state.branch);
1551 free(state.onto);
1552 free(state.detached_from);
1553
1554 if (s->is_initial) {
1555 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1556 status_printf_ln(s, color(WT_STATUS_HEADER, s), _("Initial commit"));
1557 status_printf_ln(s, color(WT_STATUS_HEADER, s), "%s", "");
1558 }
1559
1560 wt_longstatus_print_updated(s);
1561 wt_longstatus_print_unmerged(s);
1562 wt_longstatus_print_changed(s);
1563 if (s->submodule_summary &&
1564 (!s->ignore_submodule_arg ||
1565 strcmp(s->ignore_submodule_arg, "all"))) {
1566 wt_longstatus_print_submodule_summary(s, 0); /* staged */
1567 wt_longstatus_print_submodule_summary(s, 1); /* unstaged */
1568 }
1569 if (s->show_untracked_files) {
1570 wt_longstatus_print_other(s, &s->untracked, _("Untracked files"), "add");
1571 if (s->show_ignored_files)
1572 wt_longstatus_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1573 if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1574 status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
1575 status_printf_ln(s, GIT_COLOR_NORMAL,
1576 _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1577 "may speed it up, but you have to be careful not to forget to add\n"
1578 "new files yourself (see 'git help status')."),
1579 s->untracked_in_ms / 1000.0);
1580 }
1581 } else if (s->commitable)
1582 status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1583 s->hints
1584 ? _(" (use -u option to show untracked files)") : "");
1585
1586 if (s->verbose)
1587 wt_longstatus_print_verbose(s);
1588 if (!s->commitable) {
1589 if (s->amend)
1590 status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1591 else if (s->nowarn)
1592 ; /* nothing */
1593 else if (s->workdir_dirty) {
1594 if (s->hints)
1595 printf(_("no changes added to commit "
1596 "(use \"git add\" and/or \"git commit -a\")\n"));
1597 else
1598 printf(_("no changes added to commit\n"));
1599 } else if (s->untracked.nr) {
1600 if (s->hints)
1601 printf(_("nothing added to commit but untracked files "
1602 "present (use \"git add\" to track)\n"));
1603 else
1604 printf(_("nothing added to commit but untracked files present\n"));
1605 } else if (s->is_initial) {
1606 if (s->hints)
1607 printf(_("nothing to commit (create/copy files "
1608 "and use \"git add\" to track)\n"));
1609 else
1610 printf(_("nothing to commit\n"));
1611 } else if (!s->show_untracked_files) {
1612 if (s->hints)
1613 printf(_("nothing to commit (use -u to show untracked files)\n"));
1614 else
1615 printf(_("nothing to commit\n"));
1616 } else
1617 printf(_("nothing to commit, working tree clean\n"));
1618 }
1619 }
1620
1621 static void wt_shortstatus_unmerged(struct string_list_item *it,
1622 struct wt_status *s)
1623 {
1624 struct wt_status_change_data *d = it->util;
1625 const char *how = "??";
1626
1627 switch (d->stagemask) {
1628 case 1: how = "DD"; break; /* both deleted */
1629 case 2: how = "AU"; break; /* added by us */
1630 case 3: how = "UD"; break; /* deleted by them */
1631 case 4: how = "UA"; break; /* added by them */
1632 case 5: how = "DU"; break; /* deleted by us */
1633 case 6: how = "AA"; break; /* both added */
1634 case 7: how = "UU"; break; /* both modified */
1635 }
1636 color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1637 if (s->null_termination) {
1638 fprintf(stdout, " %s%c", it->string, 0);
1639 } else {
1640 struct strbuf onebuf = STRBUF_INIT;
1641 const char *one;
1642 one = quote_path(it->string, s->prefix, &onebuf);
1643 printf(" %s\n", one);
1644 strbuf_release(&onebuf);
1645 }
1646 }
1647
1648 static void wt_shortstatus_status(struct string_list_item *it,
1649 struct wt_status *s)
1650 {
1651 struct wt_status_change_data *d = it->util;
1652
1653 if (d->index_status)
1654 color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1655 else
1656 putchar(' ');
1657 if (d->worktree_status)
1658 color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1659 else
1660 putchar(' ');
1661 putchar(' ');
1662 if (s->null_termination) {
1663 fprintf(stdout, "%s%c", it->string, 0);
1664 if (d->head_path)
1665 fprintf(stdout, "%s%c", d->head_path, 0);
1666 } else {
1667 struct strbuf onebuf = STRBUF_INIT;
1668 const char *one;
1669 if (d->head_path) {
1670 one = quote_path(d->head_path, s->prefix, &onebuf);
1671 if (*one != '"' && strchr(one, ' ') != NULL) {
1672 putchar('"');
1673 strbuf_addch(&onebuf, '"');
1674 one = onebuf.buf;
1675 }
1676 printf("%s -> ", one);
1677 strbuf_release(&onebuf);
1678 }
1679 one = quote_path(it->string, s->prefix, &onebuf);
1680 if (*one != '"' && strchr(one, ' ') != NULL) {
1681 putchar('"');
1682 strbuf_addch(&onebuf, '"');
1683 one = onebuf.buf;
1684 }
1685 printf("%s\n", one);
1686 strbuf_release(&onebuf);
1687 }
1688 }
1689
1690 static void wt_shortstatus_other(struct string_list_item *it,
1691 struct wt_status *s, const char *sign)
1692 {
1693 if (s->null_termination) {
1694 fprintf(stdout, "%s %s%c", sign, it->string, 0);
1695 } else {
1696 struct strbuf onebuf = STRBUF_INIT;
1697 const char *one;
1698 one = quote_path(it->string, s->prefix, &onebuf);
1699 color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1700 printf(" %s\n", one);
1701 strbuf_release(&onebuf);
1702 }
1703 }
1704
1705 static void wt_shortstatus_print_tracking(struct wt_status *s)
1706 {
1707 struct branch *branch;
1708 const char *header_color = color(WT_STATUS_HEADER, s);
1709 const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1710 const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1711
1712 const char *base;
1713 const char *branch_name;
1714 int num_ours, num_theirs;
1715 int upstream_is_gone = 0;
1716
1717 color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1718
1719 if (!s->branch)
1720 return;
1721 branch_name = s->branch;
1722
1723 if (s->is_initial)
1724 color_fprintf(s->fp, header_color, _("Initial commit on "));
1725
1726 if (!strcmp(s->branch, "HEAD")) {
1727 color_fprintf(s->fp, color(WT_STATUS_NOBRANCH, s), "%s",
1728 _("HEAD (no branch)"));
1729 goto conclude;
1730 }
1731
1732 skip_prefix(branch_name, "refs/heads/", &branch_name);
1733
1734 branch = branch_get(branch_name);
1735
1736 color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1737
1738 if (stat_tracking_info(branch, &num_ours, &num_theirs, &base) < 0) {
1739 if (!base)
1740 goto conclude;
1741
1742 upstream_is_gone = 1;
1743 }
1744
1745 base = shorten_unambiguous_ref(base, 0);
1746 color_fprintf(s->fp, header_color, "...");
1747 color_fprintf(s->fp, branch_color_remote, "%s", base);
1748 free((char *)base);
1749
1750 if (!upstream_is_gone && !num_ours && !num_theirs)
1751 goto conclude;
1752
1753 #define LABEL(string) (s->no_gettext ? (string) : _(string))
1754
1755 color_fprintf(s->fp, header_color, " [");
1756 if (upstream_is_gone) {
1757 color_fprintf(s->fp, header_color, LABEL(N_("gone")));
1758 } else if (!num_ours) {
1759 color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
1760 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1761 } else if (!num_theirs) {
1762 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1763 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1764 } else {
1765 color_fprintf(s->fp, header_color, LABEL(N_("ahead ")));
1766 color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1767 color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
1768 color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1769 }
1770
1771 color_fprintf(s->fp, header_color, "]");
1772 conclude:
1773 fputc(s->null_termination ? '\0' : '\n', s->fp);
1774 }
1775
1776 static void wt_shortstatus_print(struct wt_status *s)
1777 {
1778 int i;
1779
1780 if (s->show_branch)
1781 wt_shortstatus_print_tracking(s);
1782
1783 for (i = 0; i < s->change.nr; i++) {
1784 struct wt_status_change_data *d;
1785 struct string_list_item *it;
1786
1787 it = &(s->change.items[i]);
1788 d = it->util;
1789 if (d->stagemask)
1790 wt_shortstatus_unmerged(it, s);
1791 else
1792 wt_shortstatus_status(it, s);
1793 }
1794 for (i = 0; i < s->untracked.nr; i++) {
1795 struct string_list_item *it;
1796
1797 it = &(s->untracked.items[i]);
1798 wt_shortstatus_other(it, s, "??");
1799 }
1800 for (i = 0; i < s->ignored.nr; i++) {
1801 struct string_list_item *it;
1802
1803 it = &(s->ignored.items[i]);
1804 wt_shortstatus_other(it, s, "!!");
1805 }
1806 }
1807
1808 static void wt_porcelain_print(struct wt_status *s)
1809 {
1810 s->use_color = 0;
1811 s->relative_paths = 0;
1812 s->prefix = NULL;
1813 s->no_gettext = 1;
1814 wt_shortstatus_print(s);
1815 }
1816
1817 /*
1818 * Print branch information for porcelain v2 output. These lines
1819 * are printed when the '--branch' parameter is given.
1820 *
1821 * # branch.oid <commit><eol>
1822 * # branch.head <head><eol>
1823 * [# branch.upstream <upstream><eol>
1824 * [# branch.ab +<ahead> -<behind><eol>]]
1825 *
1826 * <commit> ::= the current commit hash or the the literal
1827 * "(initial)" to indicate an initialized repo
1828 * with no commits.
1829 *
1830 * <head> ::= <branch_name> the current branch name or
1831 * "(detached)" literal when detached head or
1832 * "(unknown)" when something is wrong.
1833 *
1834 * <upstream> ::= the upstream branch name, when set.
1835 *
1836 * <ahead> ::= integer ahead value, when upstream set
1837 * and the commit is present (not gone).
1838 *
1839 * <behind> ::= integer behind value, when upstream set
1840 * and commit is present.
1841 *
1842 *
1843 * The end-of-line is defined by the -z flag.
1844 *
1845 * <eol> ::= NUL when -z,
1846 * LF when NOT -z.
1847 *
1848 */
1849 static void wt_porcelain_v2_print_tracking(struct wt_status *s)
1850 {
1851 struct branch *branch;
1852 const char *base;
1853 const char *branch_name;
1854 struct wt_status_state state;
1855 int ab_info, nr_ahead, nr_behind;
1856 char eol = s->null_termination ? '\0' : '\n';
1857
1858 memset(&state, 0, sizeof(state));
1859 wt_status_get_state(&state, s->branch && !strcmp(s->branch, "HEAD"));
1860
1861 fprintf(s->fp, "# branch.oid %s%c",
1862 (s->is_initial ? "(initial)" : sha1_to_hex(s->sha1_commit)),
1863 eol);
1864
1865 if (!s->branch)
1866 fprintf(s->fp, "# branch.head %s%c", "(unknown)", eol);
1867 else {
1868 if (!strcmp(s->branch, "HEAD")) {
1869 fprintf(s->fp, "# branch.head %s%c", "(detached)", eol);
1870
1871 if (state.rebase_in_progress || state.rebase_interactive_in_progress)
1872 branch_name = state.onto;
1873 else if (state.detached_from)
1874 branch_name = state.detached_from;
1875 else
1876 branch_name = "";
1877 } else {
1878 branch_name = NULL;
1879 skip_prefix(s->branch, "refs/heads/", &branch_name);
1880
1881 fprintf(s->fp, "# branch.head %s%c", branch_name, eol);
1882 }
1883
1884 /* Lookup stats on the upstream tracking branch, if set. */
1885 branch = branch_get(branch_name);
1886 base = NULL;
1887 ab_info = (stat_tracking_info(branch, &nr_ahead, &nr_behind, &base) == 0);
1888 if (base) {
1889 base = shorten_unambiguous_ref(base, 0);
1890 fprintf(s->fp, "# branch.upstream %s%c", base, eol);
1891 free((char *)base);
1892
1893 if (ab_info)
1894 fprintf(s->fp, "# branch.ab +%d -%d%c", nr_ahead, nr_behind, eol);
1895 }
1896 }
1897
1898 free(state.branch);
1899 free(state.onto);
1900 free(state.detached_from);
1901 }
1902
1903 /*
1904 * Convert various submodule status values into a
1905 * fixed-length string of characters in the buffer provided.
1906 */
1907 static void wt_porcelain_v2_submodule_state(
1908 struct wt_status_change_data *d,
1909 char sub[5])
1910 {
1911 if (S_ISGITLINK(d->mode_head) ||
1912 S_ISGITLINK(d->mode_index) ||
1913 S_ISGITLINK(d->mode_worktree)) {
1914 sub[0] = 'S';
1915 sub[1] = d->new_submodule_commits ? 'C' : '.';
1916 sub[2] = (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED) ? 'M' : '.';
1917 sub[3] = (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED) ? 'U' : '.';
1918 } else {
1919 sub[0] = 'N';
1920 sub[1] = '.';
1921 sub[2] = '.';
1922 sub[3] = '.';
1923 }
1924 sub[4] = 0;
1925 }
1926
1927 /*
1928 * Fix-up changed entries before we print them.
1929 */
1930 static void wt_porcelain_v2_fix_up_changed(
1931 struct string_list_item *it,
1932 struct wt_status *s)
1933 {
1934 struct wt_status_change_data *d = it->util;
1935
1936 if (!d->index_status) {
1937 /*
1938 * This entry is unchanged in the index (relative to the head).
1939 * Therefore, the collect_updated_cb was never called for this
1940 * entry (during the head-vs-index scan) and so the head column
1941 * fields were never set.
1942 *
1943 * We must have data for the index column (from the
1944 * index-vs-worktree scan (otherwise, this entry should not be
1945 * in the list of changes)).
1946 *
1947 * Copy index column fields to the head column, so that our
1948 * output looks complete.
1949 */
1950 assert(d->mode_head == 0);
1951 d->mode_head = d->mode_index;
1952 oidcpy(&d->oid_head, &d->oid_index);
1953 }
1954
1955 if (!d->worktree_status) {
1956 /*
1957 * This entry is unchanged in the worktree (relative to the index).
1958 * Therefore, the collect_changed_cb was never called for this entry
1959 * (during the index-vs-worktree scan) and so the worktree column
1960 * fields were never set.
1961 *
1962 * We must have data for the index column (from the head-vs-index
1963 * scan).
1964 *
1965 * Copy the index column fields to the worktree column so that
1966 * our output looks complete.
1967 *
1968 * Note that we only have a mode field in the worktree column
1969 * because the scan code tries really hard to not have to compute it.
1970 */
1971 assert(d->mode_worktree == 0);
1972 d->mode_worktree = d->mode_index;
1973 }
1974 }
1975
1976 /*
1977 * Print porcelain v2 info for tracked entries with changes.
1978 */
1979 static void wt_porcelain_v2_print_changed_entry(
1980 struct string_list_item *it,
1981 struct wt_status *s)
1982 {
1983 struct wt_status_change_data *d = it->util;
1984 struct strbuf buf_index = STRBUF_INIT;
1985 struct strbuf buf_head = STRBUF_INIT;
1986 const char *path_index = NULL;
1987 const char *path_head = NULL;
1988 char key[3];
1989 char submodule_token[5];
1990 char sep_char, eol_char;
1991
1992 wt_porcelain_v2_fix_up_changed(it, s);
1993 wt_porcelain_v2_submodule_state(d, submodule_token);
1994
1995 key[0] = d->index_status ? d->index_status : '.';
1996 key[1] = d->worktree_status ? d->worktree_status : '.';
1997 key[2] = 0;
1998
1999 if (s->null_termination) {
2000 /*
2001 * In -z mode, we DO NOT C-quote pathnames. Current path is ALWAYS first.
2002 * A single NUL character separates them.
2003 */
2004 sep_char = '\0';
2005 eol_char = '\0';
2006 path_index = it->string;
2007 path_head = d->head_path;
2008 } else {
2009 /*
2010 * Path(s) are C-quoted if necessary. Current path is ALWAYS first.
2011 * The source path is only present when necessary.
2012 * A single TAB separates them (because paths can contain spaces
2013 * which are not escaped and C-quoting does escape TAB characters).
2014 */
2015 sep_char = '\t';
2016 eol_char = '\n';
2017 path_index = quote_path(it->string, s->prefix, &buf_index);
2018 if (d->head_path)
2019 path_head = quote_path(d->head_path, s->prefix, &buf_head);
2020 }
2021
2022 if (path_head)
2023 fprintf(s->fp, "2 %s %s %06o %06o %06o %s %s %c%d %s%c%s%c",
2024 key, submodule_token,
2025 d->mode_head, d->mode_index, d->mode_worktree,
2026 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2027 key[0], d->score,
2028 path_index, sep_char, path_head, eol_char);
2029 else
2030 fprintf(s->fp, "1 %s %s %06o %06o %06o %s %s %s%c",
2031 key, submodule_token,
2032 d->mode_head, d->mode_index, d->mode_worktree,
2033 oid_to_hex(&d->oid_head), oid_to_hex(&d->oid_index),
2034 path_index, eol_char);
2035
2036 strbuf_release(&buf_index);
2037 strbuf_release(&buf_head);
2038 }
2039
2040 /*
2041 * Print porcelain v2 status info for unmerged entries.
2042 */
2043 static void wt_porcelain_v2_print_unmerged_entry(
2044 struct string_list_item *it,
2045 struct wt_status *s)
2046 {
2047 struct wt_status_change_data *d = it->util;
2048 const struct cache_entry *ce;
2049 struct strbuf buf_index = STRBUF_INIT;
2050 const char *path_index = NULL;
2051 int pos, stage, sum;
2052 struct {
2053 int mode;
2054 struct object_id oid;
2055 } stages[3];
2056 char *key;
2057 char submodule_token[5];
2058 char unmerged_prefix = 'u';
2059 char eol_char = s->null_termination ? '\0' : '\n';
2060
2061 wt_porcelain_v2_submodule_state(d, submodule_token);
2062
2063 switch (d->stagemask) {
2064 case 1: key = "DD"; break; /* both deleted */
2065 case 2: key = "AU"; break; /* added by us */
2066 case 3: key = "UD"; break; /* deleted by them */
2067 case 4: key = "UA"; break; /* added by them */
2068 case 5: key = "DU"; break; /* deleted by us */
2069 case 6: key = "AA"; break; /* both added */
2070 case 7: key = "UU"; break; /* both modified */
2071 default:
2072 die("BUG: unhandled unmerged status %x", d->stagemask);
2073 }
2074
2075 /*
2076 * Disregard d.aux.porcelain_v2 data that we accumulated
2077 * for the head and index columns during the scans and
2078 * replace with the actual stage data.
2079 *
2080 * Note that this is a last-one-wins for each the individual
2081 * stage [123] columns in the event of multiple cache entries
2082 * for same stage.
2083 */
2084 memset(stages, 0, sizeof(stages));
2085 sum = 0;
2086 pos = cache_name_pos(it->string, strlen(it->string));
2087 assert(pos < 0);
2088 pos = -pos-1;
2089 while (pos < active_nr) {
2090 ce = active_cache[pos++];
2091 stage = ce_stage(ce);
2092 if (strcmp(ce->name, it->string) || !stage)
2093 break;
2094 stages[stage - 1].mode = ce->ce_mode;
2095 hashcpy(stages[stage - 1].oid.hash, ce->oid.hash);
2096 sum |= (1 << (stage - 1));
2097 }
2098 if (sum != d->stagemask)
2099 die("BUG: observed stagemask 0x%x != expected stagemask 0x%x", sum, d->stagemask);
2100
2101 if (s->null_termination)
2102 path_index = it->string;
2103 else
2104 path_index = quote_path(it->string, s->prefix, &buf_index);
2105
2106 fprintf(s->fp, "%c %s %s %06o %06o %06o %06o %s %s %s %s%c",
2107 unmerged_prefix, key, submodule_token,
2108 stages[0].mode, /* stage 1 */
2109 stages[1].mode, /* stage 2 */
2110 stages[2].mode, /* stage 3 */
2111 d->mode_worktree,
2112 oid_to_hex(&stages[0].oid), /* stage 1 */
2113 oid_to_hex(&stages[1].oid), /* stage 2 */
2114 oid_to_hex(&stages[2].oid), /* stage 3 */
2115 path_index,
2116 eol_char);
2117
2118 strbuf_release(&buf_index);
2119 }
2120
2121 /*
2122 * Print porcelain V2 status info for untracked and ignored entries.
2123 */
2124 static void wt_porcelain_v2_print_other(
2125 struct string_list_item *it,
2126 struct wt_status *s,
2127 char prefix)
2128 {
2129 struct strbuf buf = STRBUF_INIT;
2130 const char *path;
2131 char eol_char;
2132
2133 if (s->null_termination) {
2134 path = it->string;
2135 eol_char = '\0';
2136 } else {
2137 path = quote_path(it->string, s->prefix, &buf);
2138 eol_char = '\n';
2139 }
2140
2141 fprintf(s->fp, "%c %s%c", prefix, path, eol_char);
2142
2143 strbuf_release(&buf);
2144 }
2145
2146 /*
2147 * Print porcelain V2 status.
2148 *
2149 * [<v2_branch>]
2150 * [<v2_changed_items>]*
2151 * [<v2_unmerged_items>]*
2152 * [<v2_untracked_items>]*
2153 * [<v2_ignored_items>]*
2154 *
2155 */
2156 static void wt_porcelain_v2_print(struct wt_status *s)
2157 {
2158 struct wt_status_change_data *d;
2159 struct string_list_item *it;
2160 int i;
2161
2162 if (s->show_branch)
2163 wt_porcelain_v2_print_tracking(s);
2164
2165 for (i = 0; i < s->change.nr; i++) {
2166 it = &(s->change.items[i]);
2167 d = it->util;
2168 if (!d->stagemask)
2169 wt_porcelain_v2_print_changed_entry(it, s);
2170 }
2171
2172 for (i = 0; i < s->change.nr; i++) {
2173 it = &(s->change.items[i]);
2174 d = it->util;
2175 if (d->stagemask)
2176 wt_porcelain_v2_print_unmerged_entry(it, s);
2177 }
2178
2179 for (i = 0; i < s->untracked.nr; i++) {
2180 it = &(s->untracked.items[i]);
2181 wt_porcelain_v2_print_other(it, s, '?');
2182 }
2183
2184 for (i = 0; i < s->ignored.nr; i++) {
2185 it = &(s->ignored.items[i]);
2186 wt_porcelain_v2_print_other(it, s, '!');
2187 }
2188 }
2189
2190 void wt_status_print(struct wt_status *s)
2191 {
2192 switch (s->status_format) {
2193 case STATUS_FORMAT_SHORT:
2194 wt_shortstatus_print(s);
2195 break;
2196 case STATUS_FORMAT_PORCELAIN:
2197 wt_porcelain_print(s);
2198 break;
2199 case STATUS_FORMAT_PORCELAIN_V2:
2200 wt_porcelain_v2_print(s);
2201 break;
2202 case STATUS_FORMAT_UNSPECIFIED:
2203 die("BUG: finalize_deferred_config() should have been called");
2204 break;
2205 case STATUS_FORMAT_NONE:
2206 case STATUS_FORMAT_LONG:
2207 wt_longstatus_print(s);
2208 break;
2209 }
2210 }
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