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Commit | Line | Data |
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f5bbc322 KH |
1 | /* |
2 | * Builtin "git commit" | |
3 | * | |
4 | * Copyright (c) 2007 Kristian Høgsberg <krh@redhat.com> | |
5 | * Based on git-commit.sh by Junio C Hamano and Linus Torvalds | |
6 | */ | |
7 | ||
8 | #include "cache.h" | |
9 | #include "cache-tree.h" | |
6b2f2d98 | 10 | #include "color.h" |
2888605c | 11 | #include "dir.h" |
f5bbc322 KH |
12 | #include "builtin.h" |
13 | #include "diff.h" | |
14 | #include "diffcore.h" | |
15 | #include "commit.h" | |
16 | #include "revision.h" | |
17 | #include "wt-status.h" | |
18 | #include "run-command.h" | |
19 | #include "refs.h" | |
20 | #include "log-tree.h" | |
21 | #include "strbuf.h" | |
22 | #include "utf8.h" | |
23 | #include "parse-options.h" | |
c455c87c | 24 | #include "string-list.h" |
5b2fd956 | 25 | #include "rerere.h" |
fa9dcf80 | 26 | #include "unpack-trees.h" |
76e2f7ce | 27 | #include "quote.h" |
f5bbc322 KH |
28 | |
29 | static const char * const builtin_commit_usage[] = { | |
1b1dd23f | 30 | "git commit [options] [--] <filepattern>...", |
f5bbc322 KH |
31 | NULL |
32 | }; | |
33 | ||
2f02b25f | 34 | static const char * const builtin_status_usage[] = { |
1b1dd23f | 35 | "git status [options] [--] <filepattern>...", |
2f02b25f SB |
36 | NULL |
37 | }; | |
38 | ||
49ff9a7a JK |
39 | static const char implicit_ident_advice[] = |
40 | "Your name and email address were configured automatically based\n" | |
41 | "on your username and hostname. Please check that they are accurate.\n" | |
42 | "You can suppress this message by setting them explicitly:\n" | |
43 | "\n" | |
8bb45b25 | 44 | " git config --global user.name \"Your Name\"\n" |
49ff9a7a JK |
45 | " git config --global user.email you@example.com\n" |
46 | "\n" | |
47 | "If the identity used for this commit is wrong, you can fix it with:\n" | |
48 | "\n" | |
49 | " git commit --amend --author='Your Name <you@example.com>'\n"; | |
50 | ||
30988301 | 51 | static unsigned char head_sha1[20]; |
49ff9a7a | 52 | |
f5bbc322 KH |
53 | static char *use_message_buffer; |
54 | static const char commit_editmsg[] = "COMMIT_EDITMSG"; | |
2888605c JH |
55 | static struct lock_file index_lock; /* real index */ |
56 | static struct lock_file false_lock; /* used only for partial commits */ | |
57 | static enum { | |
58 | COMMIT_AS_IS = 1, | |
59 | COMMIT_NORMAL, | |
60 | COMMIT_PARTIAL, | |
61 | } commit_style; | |
f5bbc322 | 62 | |
dbd0f5c7 | 63 | static const char *logfile, *force_author; |
984c6e7e | 64 | static const char *template_file; |
f5bbc322 | 65 | static char *edit_message, *use_message; |
e83dbe80 | 66 | static char *author_name, *author_email, *author_date; |
f5bbc322 | 67 | static int all, edit_flag, also, interactive, only, amend, signoff; |
c51f6cee | 68 | static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship; |
6f6bee3b | 69 | static int no_post_rewrite; |
02b47cd7 | 70 | static char *untracked_files_arg, *force_date; |
5f065737 AR |
71 | /* |
72 | * The default commit message cleanup mode will remove the lines | |
73 | * beginning with # (shell comments) and leading and trailing | |
74 | * whitespaces (empty lines or containing only whitespaces) | |
75 | * if editor is used, and only the whitespaces if the message | |
76 | * is specified explicitly. | |
77 | */ | |
78 | static enum { | |
79 | CLEANUP_SPACE, | |
80 | CLEANUP_NONE, | |
81 | CLEANUP_ALL, | |
82 | } cleanup_mode; | |
83 | static char *cleanup_arg; | |
f5bbc322 | 84 | |
bed575e4 | 85 | static int use_editor = 1, initial_commit, in_merge, include_status = 1; |
3b6aeb3c JS |
86 | static const char *only_include_assumed; |
87 | static struct strbuf message; | |
f9568530 | 88 | |
7c9f7038 JK |
89 | static int null_termination; |
90 | static enum { | |
91 | STATUS_FORMAT_LONG, | |
92 | STATUS_FORMAT_SHORT, | |
93 | STATUS_FORMAT_PORCELAIN, | |
94 | } status_format = STATUS_FORMAT_LONG; | |
95 | ||
f9568530 JS |
96 | static int opt_parse_m(const struct option *opt, const char *arg, int unset) |
97 | { | |
98 | struct strbuf *buf = opt->value; | |
99 | if (unset) | |
100 | strbuf_setlen(buf, 0); | |
101 | else { | |
102 | strbuf_addstr(buf, arg); | |
3b6aeb3c | 103 | strbuf_addstr(buf, "\n\n"); |
f9568530 JS |
104 | } |
105 | return 0; | |
106 | } | |
f5bbc322 KH |
107 | |
108 | static struct option builtin_commit_options[] = { | |
109 | OPT__QUIET(&quiet), | |
110 | OPT__VERBOSE(&verbose), | |
f5bbc322 | 111 | |
e97ca7f4 | 112 | OPT_GROUP("Commit message options"), |
df217ed6 | 113 | OPT_FILENAME('F', "file", &logfile, "read log from file"), |
f5bbc322 | 114 | OPT_STRING(0, "author", &force_author, "AUTHOR", "override author for commit"), |
02b47cd7 | 115 | OPT_STRING(0, "date", &force_date, "DATE", "override date for commit"), |
f9568530 | 116 | OPT_CALLBACK('m', "message", &message, "MESSAGE", "specify commit message", opt_parse_m), |
c51f6cee | 117 | OPT_STRING('c', "reedit-message", &edit_message, "COMMIT", "reuse and edit message from specified commit"), |
f5bbc322 | 118 | OPT_STRING('C', "reuse-message", &use_message, "COMMIT", "reuse message from specified commit"), |
c51f6cee | 119 | OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C-c/--amend)"), |
362b0dd5 | 120 | OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"), |
df217ed6 | 121 | OPT_FILENAME('t', "template", &template_file, "use specified template file"), |
f5bbc322 | 122 | OPT_BOOLEAN('e', "edit", &edit_flag, "force edit of commit"), |
e97ca7f4 | 123 | OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"), |
bed575e4 | 124 | OPT_BOOLEAN(0, "status", &include_status, "include status in commit message template"), |
e97ca7f4 | 125 | /* end commit message options */ |
f5bbc322 KH |
126 | |
127 | OPT_GROUP("Commit contents options"), | |
128 | OPT_BOOLEAN('a', "all", &all, "commit all changed files"), | |
129 | OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"), | |
130 | OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"), | |
d4ba07ca | 131 | OPT_BOOLEAN('o', "only", &only, "commit only specified files"), |
f5bbc322 | 132 | OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"), |
3a5d13a3 | 133 | OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"), |
7c9f7038 JK |
134 | OPT_SET_INT(0, "short", &status_format, "show status concisely", |
135 | STATUS_FORMAT_SHORT), | |
136 | OPT_SET_INT(0, "porcelain", &status_format, | |
137 | "show porcelain output format", STATUS_FORMAT_PORCELAIN), | |
138 | OPT_BOOLEAN('z', "null", &null_termination, | |
139 | "terminate entries with NUL"), | |
f5bbc322 | 140 | OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"), |
6f6bee3b | 141 | OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"), |
6c2ce048 | 142 | { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, |
5241b6bf | 143 | OPT_BOOLEAN(0, "allow-empty", &allow_empty, "ok to record an empty change"), |
e97ca7f4 | 144 | /* end commit contents options */ |
f5bbc322 KH |
145 | |
146 | OPT_END() | |
147 | }; | |
148 | ||
2888605c JH |
149 | static void rollback_index_files(void) |
150 | { | |
151 | switch (commit_style) { | |
152 | case COMMIT_AS_IS: | |
153 | break; /* nothing to do */ | |
154 | case COMMIT_NORMAL: | |
155 | rollback_lock_file(&index_lock); | |
156 | break; | |
157 | case COMMIT_PARTIAL: | |
158 | rollback_lock_file(&index_lock); | |
159 | rollback_lock_file(&false_lock); | |
160 | break; | |
161 | } | |
162 | } | |
163 | ||
5a9dd399 | 164 | static int commit_index_files(void) |
2888605c | 165 | { |
5a9dd399 BC |
166 | int err = 0; |
167 | ||
2888605c JH |
168 | switch (commit_style) { |
169 | case COMMIT_AS_IS: | |
170 | break; /* nothing to do */ | |
171 | case COMMIT_NORMAL: | |
5a9dd399 | 172 | err = commit_lock_file(&index_lock); |
2888605c JH |
173 | break; |
174 | case COMMIT_PARTIAL: | |
5a9dd399 | 175 | err = commit_lock_file(&index_lock); |
2888605c JH |
176 | rollback_lock_file(&false_lock); |
177 | break; | |
178 | } | |
5a9dd399 BC |
179 | |
180 | return err; | |
2888605c JH |
181 | } |
182 | ||
183 | /* | |
184 | * Take a union of paths in the index and the named tree (typically, "HEAD"), | |
185 | * and return the paths that match the given pattern in list. | |
186 | */ | |
c455c87c | 187 | static int list_paths(struct string_list *list, const char *with_tree, |
2888605c JH |
188 | const char *prefix, const char **pattern) |
189 | { | |
190 | int i; | |
191 | char *m; | |
192 | ||
193 | for (i = 0; pattern[i]; i++) | |
194 | ; | |
195 | m = xcalloc(1, i); | |
196 | ||
197 | if (with_tree) | |
198 | overlay_tree_on_cache(with_tree, prefix); | |
199 | ||
200 | for (i = 0; i < active_nr; i++) { | |
201 | struct cache_entry *ce = active_cache[i]; | |
7fce6e3c NTND |
202 | struct string_list_item *item; |
203 | ||
7a51ed66 | 204 | if (ce->ce_flags & CE_UPDATE) |
e87e22d0 | 205 | continue; |
0b50922a | 206 | if (!match_pathspec(pattern, ce->name, ce_namelen(ce), 0, m)) |
2888605c | 207 | continue; |
7fce6e3c NTND |
208 | item = string_list_insert(ce->name, list); |
209 | if (ce_skip_worktree(ce)) | |
210 | item->util = item; /* better a valid pointer than a fake one */ | |
2888605c JH |
211 | } |
212 | ||
213 | return report_path_error(m, pattern, prefix ? strlen(prefix) : 0); | |
214 | } | |
215 | ||
c455c87c | 216 | static void add_remove_files(struct string_list *list) |
2888605c JH |
217 | { |
218 | int i; | |
219 | for (i = 0; i < list->nr; i++) { | |
d177cab0 | 220 | struct stat st; |
c455c87c | 221 | struct string_list_item *p = &(list->items[i]); |
d177cab0 | 222 | |
7fce6e3c NTND |
223 | /* p->util is skip-worktree */ |
224 | if (p->util) | |
b4d1690d | 225 | continue; |
d177cab0 | 226 | |
c455c87c JS |
227 | if (!lstat(p->string, &st)) { |
228 | if (add_to_cache(p->string, &st, 0)) | |
960b8ad1 AR |
229 | die("updating files failed"); |
230 | } else | |
c455c87c | 231 | remove_file_from_cache(p->string); |
2888605c JH |
232 | } |
233 | } | |
234 | ||
fa9dcf80 LT |
235 | static void create_base_index(void) |
236 | { | |
237 | struct tree *tree; | |
238 | struct unpack_trees_options opts; | |
239 | struct tree_desc t; | |
240 | ||
241 | if (initial_commit) { | |
242 | discard_cache(); | |
243 | return; | |
244 | } | |
245 | ||
246 | memset(&opts, 0, sizeof(opts)); | |
247 | opts.head_idx = 1; | |
248 | opts.index_only = 1; | |
249 | opts.merge = 1; | |
34110cd4 LT |
250 | opts.src_index = &the_index; |
251 | opts.dst_index = &the_index; | |
fa9dcf80 LT |
252 | |
253 | opts.fn = oneway_merge; | |
254 | tree = parse_tree_indirect(head_sha1); | |
255 | if (!tree) | |
256 | die("failed to unpack HEAD tree object"); | |
257 | parse_tree(tree); | |
258 | init_tree_desc(&t, tree->buffer, tree->size); | |
203a2fe1 DB |
259 | if (unpack_trees(1, &t, &opts)) |
260 | exit(128); /* We've already reported the error, finish dying */ | |
fa9dcf80 LT |
261 | } |
262 | ||
d38a30df MM |
263 | static void refresh_cache_or_die(int refresh_flags) |
264 | { | |
265 | /* | |
266 | * refresh_flags contains REFRESH_QUIET, so the only errors | |
267 | * are for unmerged entries. | |
268 | */ | |
269 | if (refresh_cache(refresh_flags | REFRESH_IN_PORCELAIN)) | |
270 | die_resolve_conflict("commit"); | |
271 | } | |
272 | ||
50b7e70f | 273 | static char *prepare_index(int argc, const char **argv, const char *prefix, int is_status) |
f5bbc322 KH |
274 | { |
275 | int fd; | |
c455c87c | 276 | struct string_list partial; |
2888605c | 277 | const char **pathspec = NULL; |
50b7e70f | 278 | int refresh_flags = REFRESH_QUIET; |
f5bbc322 | 279 | |
50b7e70f JH |
280 | if (is_status) |
281 | refresh_flags |= REFRESH_UNMERGED; | |
f5bbc322 | 282 | if (interactive) { |
4f6a32f8 JK |
283 | if (interactive_add(argc, argv, prefix) != 0) |
284 | die("interactive add failed"); | |
671c9b7e | 285 | if (read_cache_preload(NULL) < 0) |
d5350fd2 | 286 | die("index file corrupt"); |
2888605c | 287 | commit_style = COMMIT_AS_IS; |
f5bbc322 KH |
288 | return get_index_file(); |
289 | } | |
290 | ||
f64fe7b4 JH |
291 | if (*argv) |
292 | pathspec = get_pathspec(prefix, argv); | |
2888605c | 293 | |
671c9b7e LT |
294 | if (read_cache_preload(pathspec) < 0) |
295 | die("index file corrupt"); | |
296 | ||
2888605c JH |
297 | /* |
298 | * Non partial, non as-is commit. | |
299 | * | |
300 | * (1) get the real index; | |
301 | * (2) update the_index as necessary; | |
302 | * (3) write the_index out to the real index (still locked); | |
303 | * (4) return the name of the locked index file. | |
304 | * | |
305 | * The caller should run hooks on the locked real index, and | |
306 | * (A) if all goes well, commit the real index; | |
307 | * (B) on failure, rollback the real index. | |
308 | */ | |
309 | if (all || (also && pathspec && *pathspec)) { | |
1f2362a9 | 310 | fd = hold_locked_index(&index_lock, 1); |
7ae02a30 | 311 | add_files_to_cache(also ? prefix : NULL, pathspec, 0); |
d38a30df | 312 | refresh_cache_or_die(refresh_flags); |
4ed7cd3a BC |
313 | if (write_cache(fd, active_cache, active_nr) || |
314 | close_lock_file(&index_lock)) | |
f5bbc322 | 315 | die("unable to write new_index file"); |
2888605c JH |
316 | commit_style = COMMIT_NORMAL; |
317 | return index_lock.filename; | |
f5bbc322 KH |
318 | } |
319 | ||
2888605c JH |
320 | /* |
321 | * As-is commit. | |
322 | * | |
323 | * (1) return the name of the real index file. | |
324 | * | |
73276235 MH |
325 | * The caller should run hooks on the real index, |
326 | * and create commit from the_index. | |
2888605c JH |
327 | * We still need to refresh the index here. |
328 | */ | |
329 | if (!pathspec || !*pathspec) { | |
330 | fd = hold_locked_index(&index_lock, 1); | |
d38a30df | 331 | refresh_cache_or_die(refresh_flags); |
2888605c | 332 | if (write_cache(fd, active_cache, active_nr) || |
4439751d | 333 | commit_locked_index(&index_lock)) |
2888605c JH |
334 | die("unable to write new_index file"); |
335 | commit_style = COMMIT_AS_IS; | |
f5bbc322 KH |
336 | return get_index_file(); |
337 | } | |
338 | ||
2888605c JH |
339 | /* |
340 | * A partial commit. | |
341 | * | |
342 | * (0) find the set of affected paths; | |
343 | * (1) get lock on the real index file; | |
344 | * (2) update the_index with the given paths; | |
345 | * (3) write the_index out to the real index (still locked); | |
346 | * (4) get lock on the false index file; | |
347 | * (5) reset the_index from HEAD; | |
348 | * (6) update the_index the same way as (2); | |
349 | * (7) write the_index out to the false index file; | |
350 | * (8) return the name of the false index file (still locked); | |
351 | * | |
352 | * The caller should run hooks on the locked false index, and | |
353 | * create commit from it. Then | |
354 | * (A) if all goes well, commit the real index; | |
355 | * (B) on failure, rollback the real index; | |
356 | * In either case, rollback the false index. | |
357 | */ | |
358 | commit_style = COMMIT_PARTIAL; | |
359 | ||
30988301 | 360 | if (in_merge) |
2888605c JH |
361 | die("cannot do a partial commit during a merge."); |
362 | ||
363 | memset(&partial, 0, sizeof(partial)); | |
c455c87c | 364 | partial.strdup_strings = 1; |
2888605c JH |
365 | if (list_paths(&partial, initial_commit ? NULL : "HEAD", prefix, pathspec)) |
366 | exit(1); | |
367 | ||
368 | discard_cache(); | |
369 | if (read_cache() < 0) | |
370 | die("cannot read the index"); | |
371 | ||
372 | fd = hold_locked_index(&index_lock, 1); | |
373 | add_remove_files(&partial); | |
ef12b50d | 374 | refresh_cache(REFRESH_QUIET); |
4ed7cd3a BC |
375 | if (write_cache(fd, active_cache, active_nr) || |
376 | close_lock_file(&index_lock)) | |
f5bbc322 KH |
377 | die("unable to write new_index file"); |
378 | ||
2888605c | 379 | fd = hold_lock_file_for_update(&false_lock, |
a157400c JH |
380 | git_path("next-index-%"PRIuMAX, |
381 | (uintmax_t) getpid()), | |
acd3b9ec | 382 | LOCK_DIE_ON_ERROR); |
fa9dcf80 LT |
383 | |
384 | create_base_index(); | |
2888605c | 385 | add_remove_files(&partial); |
d37d3203 | 386 | refresh_cache(REFRESH_QUIET); |
f5bbc322 | 387 | |
4ed7cd3a BC |
388 | if (write_cache(fd, active_cache, active_nr) || |
389 | close_lock_file(&false_lock)) | |
2888605c | 390 | die("unable to write temporary index file"); |
959ba670 JK |
391 | |
392 | discard_cache(); | |
393 | read_cache_from(false_lock.filename); | |
394 | ||
2888605c | 395 | return false_lock.filename; |
f5bbc322 KH |
396 | } |
397 | ||
d249b098 JH |
398 | static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn, |
399 | struct wt_status *s) | |
f5bbc322 | 400 | { |
76e2f7ce JH |
401 | unsigned char sha1[20]; |
402 | ||
d249b098 JH |
403 | if (s->relative_paths) |
404 | s->prefix = prefix; | |
f5bbc322 KH |
405 | |
406 | if (amend) { | |
d249b098 JH |
407 | s->amend = 1; |
408 | s->reference = "HEAD^1"; | |
f5bbc322 | 409 | } |
d249b098 JH |
410 | s->verbose = verbose; |
411 | s->index_file = index_file; | |
412 | s->fp = fp; | |
413 | s->nowarn = nowarn; | |
76e2f7ce | 414 | s->is_initial = get_sha1(s->reference, sha1) ? 1 : 0; |
f5bbc322 | 415 | |
76e2f7ce | 416 | wt_status_collect(s); |
7c9f7038 JK |
417 | |
418 | switch (status_format) { | |
419 | case STATUS_FORMAT_SHORT: | |
84dbe7b8 | 420 | wt_shortstatus_print(s, null_termination); |
7c9f7038 JK |
421 | break; |
422 | case STATUS_FORMAT_PORCELAIN: | |
4a7cc2fd | 423 | wt_porcelain_print(s, null_termination); |
7c9f7038 JK |
424 | break; |
425 | case STATUS_FORMAT_LONG: | |
426 | wt_status_print(s); | |
427 | break; | |
428 | } | |
f5bbc322 | 429 | |
d249b098 | 430 | return s->commitable; |
f5bbc322 KH |
431 | } |
432 | ||
ec84bd00 PB |
433 | static int is_a_merge(const unsigned char *sha1) |
434 | { | |
435 | struct commit *commit = lookup_commit(sha1); | |
436 | if (!commit || parse_commit(commit)) | |
437 | die("could not parse HEAD commit"); | |
438 | return !!(commit->parents && commit->parents->next); | |
439 | } | |
440 | ||
f5bbc322 KH |
441 | static const char sign_off_header[] = "Signed-off-by: "; |
442 | ||
e83dbe80 | 443 | static void determine_author_info(void) |
a45d46ba SB |
444 | { |
445 | char *name, *email, *date; | |
446 | ||
447 | name = getenv("GIT_AUTHOR_NAME"); | |
448 | email = getenv("GIT_AUTHOR_EMAIL"); | |
449 | date = getenv("GIT_AUTHOR_DATE"); | |
450 | ||
c51f6cee | 451 | if (use_message && !renew_authorship) { |
a45d46ba SB |
452 | const char *a, *lb, *rb, *eol; |
453 | ||
454 | a = strstr(use_message_buffer, "\nauthor "); | |
455 | if (!a) | |
456 | die("invalid commit: %s", use_message); | |
457 | ||
458 | lb = strstr(a + 8, " <"); | |
459 | rb = strstr(a + 8, "> "); | |
460 | eol = strchr(a + 8, '\n'); | |
461 | if (!lb || !rb || !eol) | |
462 | die("invalid commit: %s", use_message); | |
463 | ||
464 | name = xstrndup(a + 8, lb - (a + 8)); | |
465 | email = xstrndup(lb + 2, rb - (lb + 2)); | |
466 | date = xstrndup(rb + 2, eol - (rb + 2)); | |
467 | } | |
468 | ||
469 | if (force_author) { | |
470 | const char *lb = strstr(force_author, " <"); | |
471 | const char *rb = strchr(force_author, '>'); | |
472 | ||
473 | if (!lb || !rb) | |
474 | die("malformed --author parameter"); | |
475 | name = xstrndup(force_author, lb - force_author); | |
476 | email = xstrndup(lb + 2, rb - (lb + 2)); | |
477 | } | |
478 | ||
02b47cd7 MV |
479 | if (force_date) |
480 | date = force_date; | |
481 | ||
e83dbe80 SB |
482 | author_name = name; |
483 | author_email = email; | |
484 | author_date = date; | |
a45d46ba SB |
485 | } |
486 | ||
c1e01b0c DB |
487 | static int ends_rfc2822_footer(struct strbuf *sb) |
488 | { | |
489 | int ch; | |
490 | int hit = 0; | |
491 | int i, j, k; | |
492 | int len = sb->len; | |
493 | int first = 1; | |
494 | const char *buf = sb->buf; | |
495 | ||
496 | for (i = len - 1; i > 0; i--) { | |
497 | if (hit && buf[i] == '\n') | |
498 | break; | |
499 | hit = (buf[i] == '\n'); | |
500 | } | |
501 | ||
502 | while (i < len - 1 && buf[i] == '\n') | |
503 | i++; | |
504 | ||
505 | for (; i < len; i = k) { | |
506 | for (k = i; k < len && buf[k] != '\n'; k++) | |
507 | ; /* do nothing */ | |
508 | k++; | |
509 | ||
510 | if ((buf[k] == ' ' || buf[k] == '\t') && !first) | |
511 | continue; | |
512 | ||
513 | first = 0; | |
514 | ||
515 | for (j = 0; i + j < len; j++) { | |
516 | ch = buf[i + j]; | |
517 | if (ch == ':') | |
518 | break; | |
519 | if (isalnum(ch) || | |
520 | (ch == '-')) | |
521 | continue; | |
522 | return 0; | |
523 | } | |
524 | } | |
525 | return 1; | |
526 | } | |
527 | ||
d249b098 JH |
528 | static int prepare_to_commit(const char *index_file, const char *prefix, |
529 | struct wt_status *s) | |
f5bbc322 KH |
530 | { |
531 | struct stat statbuf; | |
bc5d248a | 532 | int commitable, saved_color_setting; |
f285a2d7 | 533 | struct strbuf sb = STRBUF_INIT; |
f5bbc322 KH |
534 | char *buffer; |
535 | FILE *fp; | |
8089c85b PB |
536 | const char *hook_arg1 = NULL; |
537 | const char *hook_arg2 = NULL; | |
bb1ae3f6 | 538 | int ident_shown = 0; |
f5bbc322 | 539 | |
ec84bd00 PB |
540 | if (!no_verify && run_hook(index_file, "pre-commit", NULL)) |
541 | return 0; | |
f5bbc322 | 542 | |
f9568530 JS |
543 | if (message.len) { |
544 | strbuf_addbuf(&sb, &message); | |
8089c85b | 545 | hook_arg1 = "message"; |
f5bbc322 KH |
546 | } else if (logfile && !strcmp(logfile, "-")) { |
547 | if (isatty(0)) | |
548 | fprintf(stderr, "(reading log message from standard input)\n"); | |
549 | if (strbuf_read(&sb, 0, 0) < 0) | |
0721c314 | 550 | die_errno("could not read log from standard input"); |
8089c85b | 551 | hook_arg1 = "message"; |
f5bbc322 KH |
552 | } else if (logfile) { |
553 | if (strbuf_read_file(&sb, logfile, 0) < 0) | |
d824cbba TR |
554 | die_errno("could not read log file '%s'", |
555 | logfile); | |
8089c85b | 556 | hook_arg1 = "message"; |
f5bbc322 KH |
557 | } else if (use_message) { |
558 | buffer = strstr(use_message_buffer, "\n\n"); | |
559 | if (!buffer || buffer[2] == '\0') | |
560 | die("commit has empty message"); | |
561 | strbuf_add(&sb, buffer + 2, strlen(buffer + 2)); | |
8089c85b PB |
562 | hook_arg1 = "commit"; |
563 | hook_arg2 = use_message; | |
f5bbc322 KH |
564 | } else if (!stat(git_path("MERGE_MSG"), &statbuf)) { |
565 | if (strbuf_read_file(&sb, git_path("MERGE_MSG"), 0) < 0) | |
d824cbba | 566 | die_errno("could not read MERGE_MSG"); |
8089c85b | 567 | hook_arg1 = "merge"; |
f5bbc322 KH |
568 | } else if (!stat(git_path("SQUASH_MSG"), &statbuf)) { |
569 | if (strbuf_read_file(&sb, git_path("SQUASH_MSG"), 0) < 0) | |
d824cbba | 570 | die_errno("could not read SQUASH_MSG"); |
8089c85b | 571 | hook_arg1 = "squash"; |
f5bbc322 KH |
572 | } else if (template_file && !stat(template_file, &statbuf)) { |
573 | if (strbuf_read_file(&sb, template_file, 0) < 0) | |
d824cbba | 574 | die_errno("could not read '%s'", template_file); |
8089c85b | 575 | hook_arg1 = "template"; |
f5bbc322 KH |
576 | } |
577 | ||
8089c85b PB |
578 | /* |
579 | * This final case does not modify the template message, | |
580 | * it just sets the argument to the prepare-commit-msg hook. | |
581 | */ | |
582 | else if (in_merge) | |
583 | hook_arg1 = "merge"; | |
584 | ||
f5bbc322 KH |
585 | fp = fopen(git_path(commit_editmsg), "w"); |
586 | if (fp == NULL) | |
d824cbba | 587 | die_errno("could not open '%s'", git_path(commit_editmsg)); |
f5bbc322 | 588 | |
5f065737 AR |
589 | if (cleanup_mode != CLEANUP_NONE) |
590 | stripspace(&sb, 0); | |
f5bbc322 KH |
591 | |
592 | if (signoff) { | |
f285a2d7 | 593 | struct strbuf sob = STRBUF_INIT; |
13208572 JS |
594 | int i; |
595 | ||
13208572 | 596 | strbuf_addstr(&sob, sign_off_header); |
d9ccfe77 JH |
597 | strbuf_addstr(&sob, fmt_name(getenv("GIT_COMMITTER_NAME"), |
598 | getenv("GIT_COMMITTER_EMAIL"))); | |
13208572 | 599 | strbuf_addch(&sob, '\n'); |
13208572 JS |
600 | for (i = sb.len - 1; i > 0 && sb.buf[i - 1] != '\n'; i--) |
601 | ; /* do nothing */ | |
2150554b | 602 | if (prefixcmp(sb.buf + i, sob.buf)) { |
e5138436 | 603 | if (!i || !ends_rfc2822_footer(&sb)) |
2150554b | 604 | strbuf_addch(&sb, '\n'); |
13208572 | 605 | strbuf_addbuf(&sb, &sob); |
2150554b | 606 | } |
13208572 | 607 | strbuf_release(&sob); |
f5bbc322 KH |
608 | } |
609 | ||
13208572 | 610 | if (fwrite(sb.buf, 1, sb.len, fp) < sb.len) |
d824cbba | 611 | die_errno("could not write commit template"); |
13208572 | 612 | |
f5bbc322 KH |
613 | strbuf_release(&sb); |
614 | ||
e83dbe80 SB |
615 | determine_author_info(); |
616 | ||
bb1ae3f6 SB |
617 | /* This checks if committer ident is explicitly given */ |
618 | git_committer_info(0); | |
bed575e4 | 619 | if (use_editor && include_status) { |
e83dbe80 SB |
620 | char *author_ident; |
621 | const char *committer_ident; | |
622 | ||
ec84bd00 PB |
623 | if (in_merge) |
624 | fprintf(fp, | |
625 | "#\n" | |
626 | "# It looks like you may be committing a MERGE.\n" | |
627 | "# If this is not correct, please remove the file\n" | |
628 | "# %s\n" | |
629 | "# and try again.\n" | |
630 | "#\n", | |
631 | git_path("MERGE_HEAD")); | |
632 | ||
633 | fprintf(fp, | |
634 | "\n" | |
fdc7c811 | 635 | "# Please enter the commit message for your changes."); |
ec84bd00 | 636 | if (cleanup_mode == CLEANUP_ALL) |
fdc7c811 JK |
637 | fprintf(fp, |
638 | " Lines starting\n" | |
639 | "# with '#' will be ignored, and an empty" | |
640 | " message aborts the commit.\n"); | |
ec84bd00 | 641 | else /* CLEANUP_SPACE, that is. */ |
fdc7c811 JK |
642 | fprintf(fp, |
643 | " Lines starting\n" | |
644 | "# with '#' will be kept; you may remove them" | |
645 | " yourself if you want to.\n" | |
646 | "# An empty message aborts the commit.\n"); | |
ec84bd00 PB |
647 | if (only_include_assumed) |
648 | fprintf(fp, "# %s\n", only_include_assumed); | |
649 | ||
e83dbe80 SB |
650 | author_ident = xstrdup(fmt_name(author_name, author_email)); |
651 | committer_ident = fmt_name(getenv("GIT_COMMITTER_NAME"), | |
652 | getenv("GIT_COMMITTER_EMAIL")); | |
653 | if (strcmp(author_ident, committer_ident)) | |
654 | fprintf(fp, | |
bb1ae3f6 SB |
655 | "%s" |
656 | "# Author: %s\n", | |
657 | ident_shown++ ? "" : "#\n", | |
e83dbe80 SB |
658 | author_ident); |
659 | free(author_ident); | |
660 | ||
5aeb3a3a | 661 | if (!user_ident_sufficiently_given()) |
bb1ae3f6 SB |
662 | fprintf(fp, |
663 | "%s" | |
664 | "# Committer: %s\n", | |
665 | ident_shown++ ? "" : "#\n", | |
666 | committer_ident); | |
667 | ||
668 | if (ident_shown) | |
669 | fprintf(fp, "#\n"); | |
670 | ||
d249b098 JH |
671 | saved_color_setting = s->use_color; |
672 | s->use_color = 0; | |
673 | commitable = run_status(fp, index_file, prefix, 1, s); | |
674 | s->use_color = saved_color_setting; | |
ec84bd00 | 675 | } else { |
d616a239 | 676 | unsigned char sha1[20]; |
fbcf1184 | 677 | const char *parent = "HEAD"; |
7168624c | 678 | |
7168624c AR |
679 | if (!active_nr && read_cache() < 0) |
680 | die("Cannot read index"); | |
681 | ||
fbcf1184 JH |
682 | if (amend) |
683 | parent = "HEAD^1"; | |
684 | ||
d616a239 | 685 | if (get_sha1(parent, sha1)) |
ec84bd00 | 686 | commitable = !!active_nr; |
75f3ff2e SB |
687 | else |
688 | commitable = index_differs_from(parent, 0); | |
ec84bd00 | 689 | } |
d616a239 | 690 | |
ec84bd00 | 691 | fclose(fp); |
7168624c | 692 | |
ec84bd00 PB |
693 | if (!commitable && !in_merge && !allow_empty && |
694 | !(amend && is_a_merge(head_sha1))) { | |
d249b098 | 695 | run_status(stdout, index_file, prefix, 0, s); |
ec84bd00 | 696 | return 0; |
7168624c AR |
697 | } |
698 | ||
ec84bd00 PB |
699 | /* |
700 | * Re-read the index as pre-commit hook could have updated it, | |
701 | * and write it out as a tree. We must do this before we invoke | |
702 | * the editor and after we invoke run_status above. | |
703 | */ | |
704 | discard_cache(); | |
705 | read_cache_from(index_file); | |
706 | if (!active_cache_tree) | |
707 | active_cache_tree = cache_tree(); | |
708 | if (cache_tree_update(active_cache_tree, | |
709 | active_cache, active_nr, 0, 0) < 0) { | |
331fcb59 | 710 | error("Error building trees"); |
ec84bd00 | 711 | return 0; |
7168624c | 712 | } |
f5bbc322 | 713 | |
8089c85b PB |
714 | if (run_hook(index_file, "prepare-commit-msg", |
715 | git_path(commit_editmsg), hook_arg1, hook_arg2, NULL)) | |
716 | return 0; | |
f5bbc322 | 717 | |
ec84bd00 PB |
718 | if (use_editor) { |
719 | char index[PATH_MAX]; | |
720 | const char *env[2] = { index, NULL }; | |
721 | snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file); | |
7198203a SB |
722 | if (launch_editor(git_path(commit_editmsg), NULL, env)) { |
723 | fprintf(stderr, | |
724 | "Please supply the message using either -m or -F option.\n"); | |
725 | exit(1); | |
726 | } | |
ec84bd00 | 727 | } |
f5bbc322 | 728 | |
ec84bd00 PB |
729 | if (!no_verify && |
730 | run_hook(index_file, "commit-msg", git_path(commit_editmsg), NULL)) { | |
731 | return 0; | |
732 | } | |
f5bbc322 | 733 | |
ec84bd00 | 734 | return 1; |
f5bbc322 KH |
735 | } |
736 | ||
737 | /* | |
6bb6b034 MV |
738 | * Find out if the message in the strbuf contains only whitespace and |
739 | * Signed-off-by lines. | |
f5bbc322 | 740 | */ |
6bb6b034 | 741 | static int message_is_empty(struct strbuf *sb) |
f5bbc322 | 742 | { |
f285a2d7 | 743 | struct strbuf tmpl = STRBUF_INIT; |
f5bbc322 | 744 | const char *nl; |
6bb6b034 | 745 | int eol, i, start = 0; |
f5bbc322 | 746 | |
5f065737 AR |
747 | if (cleanup_mode == CLEANUP_NONE && sb->len) |
748 | return 0; | |
749 | ||
f5bbc322 | 750 | /* See if the template is just a prefix of the message. */ |
f5bbc322 | 751 | if (template_file && strbuf_read_file(&tmpl, template_file, 0) > 0) { |
5f065737 | 752 | stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); |
f5bbc322 KH |
753 | if (start + tmpl.len <= sb->len && |
754 | memcmp(tmpl.buf, sb->buf + start, tmpl.len) == 0) | |
755 | start += tmpl.len; | |
756 | } | |
757 | strbuf_release(&tmpl); | |
758 | ||
759 | /* Check if the rest is just whitespace and Signed-of-by's. */ | |
760 | for (i = start; i < sb->len; i++) { | |
761 | nl = memchr(sb->buf + i, '\n', sb->len - i); | |
762 | if (nl) | |
763 | eol = nl - sb->buf; | |
764 | else | |
765 | eol = sb->len; | |
766 | ||
767 | if (strlen(sign_off_header) <= eol - i && | |
768 | !prefixcmp(sb->buf + i, sign_off_header)) { | |
769 | i = eol; | |
770 | continue; | |
771 | } | |
772 | while (i < eol) | |
773 | if (!isspace(sb->buf[i++])) | |
774 | return 0; | |
775 | } | |
776 | ||
777 | return 1; | |
778 | } | |
779 | ||
146ea068 JH |
780 | static const char *find_author_by_nickname(const char *name) |
781 | { | |
782 | struct rev_info revs; | |
783 | struct commit *commit; | |
784 | struct strbuf buf = STRBUF_INIT; | |
785 | const char *av[20]; | |
786 | int ac = 0; | |
787 | ||
788 | init_revisions(&revs, NULL); | |
789 | strbuf_addf(&buf, "--author=%s", name); | |
790 | av[++ac] = "--all"; | |
791 | av[++ac] = "-i"; | |
792 | av[++ac] = buf.buf; | |
793 | av[++ac] = NULL; | |
794 | setup_revisions(ac, av, &revs, NULL); | |
795 | prepare_revision_walk(&revs); | |
796 | commit = get_revision(&revs); | |
797 | if (commit) { | |
dd2e794a TR |
798 | struct pretty_print_context ctx = {0}; |
799 | ctx.date_mode = DATE_NORMAL; | |
146ea068 | 800 | strbuf_release(&buf); |
dd2e794a | 801 | format_commit_message(commit, "%an <%ae>", &buf, &ctx); |
146ea068 JH |
802 | return strbuf_detach(&buf, NULL); |
803 | } | |
804 | die("No existing author found with '%s'", name); | |
805 | } | |
806 | ||
76e2f7ce JH |
807 | |
808 | static void handle_untracked_files_arg(struct wt_status *s) | |
809 | { | |
810 | if (!untracked_files_arg) | |
811 | ; /* default already initialized */ | |
812 | else if (!strcmp(untracked_files_arg, "no")) | |
813 | s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; | |
814 | else if (!strcmp(untracked_files_arg, "normal")) | |
815 | s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; | |
816 | else if (!strcmp(untracked_files_arg, "all")) | |
817 | s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; | |
818 | else | |
819 | die("Invalid untracked files mode '%s'", untracked_files_arg); | |
820 | } | |
821 | ||
2f02b25f | 822 | static int parse_and_validate_options(int argc, const char *argv[], |
dbd0f5c7 | 823 | const char * const usage[], |
d249b098 JH |
824 | const char *prefix, |
825 | struct wt_status *s) | |
f5bbc322 KH |
826 | { |
827 | int f = 0; | |
828 | ||
37782920 SB |
829 | argc = parse_options(argc, argv, prefix, builtin_commit_options, usage, |
830 | 0); | |
f5bbc322 | 831 | |
146ea068 JH |
832 | if (force_author && !strchr(force_author, '>')) |
833 | force_author = find_author_by_nickname(force_author); | |
834 | ||
c51f6cee EM |
835 | if (force_author && renew_authorship) |
836 | die("Using both --reset-author and --author does not make sense"); | |
837 | ||
f9568530 | 838 | if (logfile || message.len || use_message) |
4803466f | 839 | use_editor = 0; |
f5bbc322 | 840 | if (edit_flag) |
4803466f | 841 | use_editor = 1; |
406400ce PB |
842 | if (!use_editor) |
843 | setenv("GIT_EDITOR", ":", 1); | |
f5bbc322 KH |
844 | |
845 | if (get_sha1("HEAD", head_sha1)) | |
846 | initial_commit = 1; | |
847 | ||
f5bbc322 KH |
848 | /* Sanity check options */ |
849 | if (amend && initial_commit) | |
850 | die("You have nothing to amend."); | |
851 | if (amend && in_merge) | |
b5b644a9 | 852 | die("You are in the middle of a merge -- cannot amend."); |
f5bbc322 KH |
853 | |
854 | if (use_message) | |
855 | f++; | |
856 | if (edit_message) | |
857 | f++; | |
858 | if (logfile) | |
859 | f++; | |
860 | if (f > 1) | |
861 | die("Only one of -c/-C/-F can be used."); | |
f9568530 | 862 | if (message.len && f > 0) |
f5bbc322 KH |
863 | die("Option -m cannot be combined with -c/-C/-F."); |
864 | if (edit_message) | |
865 | use_message = edit_message; | |
1eb1e9ee | 866 | if (amend && !use_message) |
f5bbc322 | 867 | use_message = "HEAD"; |
c51f6cee EM |
868 | if (!use_message && renew_authorship) |
869 | die("--reset-author can be used only with -C, -c or --amend."); | |
f5bbc322 KH |
870 | if (use_message) { |
871 | unsigned char sha1[20]; | |
872 | static char utf8[] = "UTF-8"; | |
873 | const char *out_enc; | |
874 | char *enc, *end; | |
875 | struct commit *commit; | |
876 | ||
877 | if (get_sha1(use_message, sha1)) | |
878 | die("could not lookup commit %s", use_message); | |
8a2f8733 | 879 | commit = lookup_commit_reference(sha1); |
f5bbc322 KH |
880 | if (!commit || parse_commit(commit)) |
881 | die("could not parse commit %s", use_message); | |
882 | ||
883 | enc = strstr(commit->buffer, "\nencoding"); | |
884 | if (enc) { | |
885 | end = strchr(enc + 10, '\n'); | |
886 | enc = xstrndup(enc + 10, end - (enc + 10)); | |
887 | } else { | |
888 | enc = utf8; | |
889 | } | |
890 | out_enc = git_commit_encoding ? git_commit_encoding : utf8; | |
891 | ||
892 | if (strcmp(out_enc, enc)) | |
893 | use_message_buffer = | |
894 | reencode_string(commit->buffer, out_enc, enc); | |
895 | ||
896 | /* | |
897 | * If we failed to reencode the buffer, just copy it | |
898 | * byte for byte so the user can try to fix it up. | |
899 | * This also handles the case where input and output | |
900 | * encodings are identical. | |
901 | */ | |
902 | if (use_message_buffer == NULL) | |
903 | use_message_buffer = xstrdup(commit->buffer); | |
904 | if (enc != utf8) | |
905 | free(enc); | |
906 | } | |
907 | ||
908 | if (!!also + !!only + !!all + !!interactive > 1) | |
909 | die("Only one of --include/--only/--all/--interactive can be used."); | |
910 | if (argc == 0 && (also || (only && !amend))) | |
911 | die("No paths with --include/--only does not make sense."); | |
912 | if (argc == 0 && only && amend) | |
913 | only_include_assumed = "Clever... amending the last one with dirty index."; | |
3c5283f8 | 914 | if (argc > 0 && !also && !only) |
f5bbc322 | 915 | only_include_assumed = "Explicit paths specified without -i nor -o; assuming --only paths..."; |
5f065737 AR |
916 | if (!cleanup_arg || !strcmp(cleanup_arg, "default")) |
917 | cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE; | |
918 | else if (!strcmp(cleanup_arg, "verbatim")) | |
919 | cleanup_mode = CLEANUP_NONE; | |
920 | else if (!strcmp(cleanup_arg, "whitespace")) | |
921 | cleanup_mode = CLEANUP_SPACE; | |
922 | else if (!strcmp(cleanup_arg, "strip")) | |
923 | cleanup_mode = CLEANUP_ALL; | |
924 | else | |
925 | die("Invalid cleanup mode %s", cleanup_arg); | |
f5bbc322 | 926 | |
76e2f7ce | 927 | handle_untracked_files_arg(s); |
4bfee30a | 928 | |
f5bbc322 KH |
929 | if (all && argc > 0) |
930 | die("Paths with -a does not make sense."); | |
931 | else if (interactive && argc > 0) | |
932 | die("Paths with --interactive does not make sense."); | |
933 | ||
7c9f7038 JK |
934 | if (null_termination && status_format == STATUS_FORMAT_LONG) |
935 | status_format = STATUS_FORMAT_PORCELAIN; | |
936 | if (status_format != STATUS_FORMAT_LONG) | |
937 | dry_run = 1; | |
938 | ||
f5bbc322 KH |
939 | return argc; |
940 | } | |
941 | ||
d249b098 JH |
942 | static int dry_run_commit(int argc, const char **argv, const char *prefix, |
943 | struct wt_status *s) | |
f5bbc322 | 944 | { |
f5bbc322 | 945 | int commitable; |
3a5d13a3 | 946 | const char *index_file; |
f5bbc322 | 947 | |
3a5d13a3 | 948 | index_file = prepare_index(argc, argv, prefix, 1); |
d249b098 | 949 | commitable = run_status(stdout, index_file, prefix, 0, s); |
3a5d13a3 | 950 | rollback_index_files(); |
f5bbc322 | 951 | |
3a5d13a3 JH |
952 | return commitable ? 0 : 1; |
953 | } | |
954 | ||
f766b367 JH |
955 | static int parse_status_slot(const char *var, int offset) |
956 | { | |
957 | if (!strcasecmp(var+offset, "header")) | |
958 | return WT_STATUS_HEADER; | |
959 | if (!strcasecmp(var+offset, "updated") | |
960 | || !strcasecmp(var+offset, "added")) | |
961 | return WT_STATUS_UPDATED; | |
962 | if (!strcasecmp(var+offset, "changed")) | |
963 | return WT_STATUS_CHANGED; | |
964 | if (!strcasecmp(var+offset, "untracked")) | |
965 | return WT_STATUS_UNTRACKED; | |
966 | if (!strcasecmp(var+offset, "nobranch")) | |
967 | return WT_STATUS_NOBRANCH; | |
968 | if (!strcasecmp(var+offset, "unmerged")) | |
969 | return WT_STATUS_UNMERGED; | |
8b8e8624 | 970 | return -1; |
f766b367 JH |
971 | } |
972 | ||
973 | static int git_status_config(const char *k, const char *v, void *cb) | |
974 | { | |
975 | struct wt_status *s = cb; | |
976 | ||
977 | if (!strcmp(k, "status.submodulesummary")) { | |
978 | int is_bool; | |
979 | s->submodule_summary = git_config_bool_or_int(k, v, &is_bool); | |
980 | if (is_bool && s->submodule_summary) | |
981 | s->submodule_summary = -1; | |
982 | return 0; | |
983 | } | |
984 | if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) { | |
985 | s->use_color = git_config_colorbool(k, v, -1); | |
986 | return 0; | |
987 | } | |
988 | if (!prefixcmp(k, "status.color.") || !prefixcmp(k, "color.status.")) { | |
989 | int slot = parse_status_slot(k, 13); | |
8b8e8624 JK |
990 | if (slot < 0) |
991 | return 0; | |
f766b367 JH |
992 | if (!v) |
993 | return config_error_nonbool(k); | |
994 | color_parse(v, k, s->color_palette[slot]); | |
995 | return 0; | |
996 | } | |
997 | if (!strcmp(k, "status.relativepaths")) { | |
998 | s->relative_paths = git_config_bool(k, v); | |
999 | return 0; | |
1000 | } | |
1001 | if (!strcmp(k, "status.showuntrackedfiles")) { | |
1002 | if (!v) | |
1003 | return config_error_nonbool(k); | |
1004 | else if (!strcmp(v, "no")) | |
1005 | s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; | |
1006 | else if (!strcmp(v, "normal")) | |
1007 | s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; | |
1008 | else if (!strcmp(v, "all")) | |
1009 | s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; | |
1010 | else | |
1011 | return error("Invalid untracked files mode '%s'", v); | |
1012 | return 0; | |
1013 | } | |
1014 | return git_diff_ui_config(k, v, NULL); | |
1015 | } | |
1016 | ||
3a5d13a3 JH |
1017 | int cmd_status(int argc, const char **argv, const char *prefix) |
1018 | { | |
d249b098 | 1019 | struct wt_status s; |
76e2f7ce | 1020 | unsigned char sha1[20]; |
9e4b7ab6 | 1021 | static struct option builtin_status_options[] = { |
76e2f7ce | 1022 | OPT__VERBOSE(&verbose), |
dd2be243 JK |
1023 | OPT_SET_INT('s', "short", &status_format, |
1024 | "show status concisely", STATUS_FORMAT_SHORT), | |
6f157871 JK |
1025 | OPT_SET_INT(0, "porcelain", &status_format, |
1026 | "show porcelain output format", | |
1027 | STATUS_FORMAT_PORCELAIN), | |
173e6c88 JH |
1028 | OPT_BOOLEAN('z', "null", &null_termination, |
1029 | "terminate entries with NUL"), | |
76e2f7ce JH |
1030 | { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, |
1031 | "mode", | |
1032 | "show untracked files, optional modes: all, normal, no. (Default: all)", | |
1033 | PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, | |
1034 | OPT_END(), | |
1035 | }; | |
1036 | ||
dd2be243 | 1037 | if (null_termination && status_format == STATUS_FORMAT_LONG) |
6f157871 | 1038 | status_format = STATUS_FORMAT_PORCELAIN; |
d249b098 JH |
1039 | |
1040 | wt_status_prepare(&s); | |
1041 | git_config(git_status_config, &s); | |
30988301 | 1042 | in_merge = file_exists(git_path("MERGE_HEAD")); |
76e2f7ce | 1043 | argc = parse_options(argc, argv, prefix, |
9e4b7ab6 JH |
1044 | builtin_status_options, |
1045 | builtin_status_usage, 0); | |
76e2f7ce JH |
1046 | handle_untracked_files_arg(&s); |
1047 | ||
1048 | if (*argv) | |
1049 | s.pathspec = get_pathspec(prefix, argv); | |
1050 | ||
149794dd | 1051 | read_cache_preload(s.pathspec); |
688cd6d2 | 1052 | refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL); |
76e2f7ce | 1053 | s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0; |
3c588453 | 1054 | s.in_merge = in_merge; |
76e2f7ce JH |
1055 | wt_status_collect(&s); |
1056 | ||
8661768f JK |
1057 | if (s.relative_paths) |
1058 | s.prefix = prefix; | |
d249b098 JH |
1059 | if (s.use_color == -1) |
1060 | s.use_color = git_use_color_default; | |
38920dd6 MH |
1061 | if (diff_use_color_default == -1) |
1062 | diff_use_color_default = git_use_color_default; | |
1063 | ||
dd2be243 JK |
1064 | switch (status_format) { |
1065 | case STATUS_FORMAT_SHORT: | |
84dbe7b8 | 1066 | wt_shortstatus_print(&s, null_termination); |
dd2be243 | 1067 | break; |
6f157871 | 1068 | case STATUS_FORMAT_PORCELAIN: |
4a7cc2fd | 1069 | wt_porcelain_print(&s, null_termination); |
6f157871 | 1070 | break; |
dd2be243 | 1071 | case STATUS_FORMAT_LONG: |
173e6c88 | 1072 | s.verbose = verbose; |
173e6c88 | 1073 | wt_status_print(&s); |
dd2be243 | 1074 | break; |
173e6c88 | 1075 | } |
76e2f7ce | 1076 | return 0; |
f5bbc322 KH |
1077 | } |
1078 | ||
f5bbc322 KH |
1079 | static void print_summary(const char *prefix, const unsigned char *sha1) |
1080 | { | |
1081 | struct rev_info rev; | |
1082 | struct commit *commit; | |
49ff9a7a | 1083 | struct strbuf format = STRBUF_INIT; |
c85db254 JK |
1084 | unsigned char junk_sha1[20]; |
1085 | const char *head = resolve_ref("HEAD", junk_sha1, 0, NULL); | |
49ff9a7a JK |
1086 | struct pretty_print_context pctx = {0}; |
1087 | struct strbuf author_ident = STRBUF_INIT; | |
1088 | struct strbuf committer_ident = STRBUF_INIT; | |
f5bbc322 KH |
1089 | |
1090 | commit = lookup_commit(sha1); | |
1091 | if (!commit) | |
b5b644a9 | 1092 | die("couldn't look up newly created commit"); |
f5bbc322 KH |
1093 | if (!commit || parse_commit(commit)) |
1094 | die("could not parse newly created commit"); | |
1095 | ||
49ff9a7a JK |
1096 | strbuf_addstr(&format, "format:%h] %s"); |
1097 | ||
1098 | format_commit_message(commit, "%an <%ae>", &author_ident, &pctx); | |
1099 | format_commit_message(commit, "%cn <%ce>", &committer_ident, &pctx); | |
1100 | if (strbuf_cmp(&author_ident, &committer_ident)) { | |
1101 | strbuf_addstr(&format, "\n Author: "); | |
1102 | strbuf_addbuf_percentquote(&format, &author_ident); | |
1103 | } | |
1a893064 | 1104 | if (!user_ident_sufficiently_given()) { |
49ff9a7a JK |
1105 | strbuf_addstr(&format, "\n Committer: "); |
1106 | strbuf_addbuf_percentquote(&format, &committer_ident); | |
b706fcfe JK |
1107 | if (advice_implicit_identity) { |
1108 | strbuf_addch(&format, '\n'); | |
1109 | strbuf_addstr(&format, implicit_ident_advice); | |
1110 | } | |
49ff9a7a JK |
1111 | } |
1112 | strbuf_release(&author_ident); | |
1113 | strbuf_release(&committer_ident); | |
1114 | ||
f5bbc322 KH |
1115 | init_revisions(&rev, prefix); |
1116 | setup_revisions(0, NULL, &rev, NULL); | |
1117 | ||
1118 | rev.abbrev = 0; | |
1119 | rev.diff = 1; | |
1120 | rev.diffopt.output_format = | |
1121 | DIFF_FORMAT_SHORTSTAT | DIFF_FORMAT_SUMMARY; | |
1122 | ||
1123 | rev.verbose_header = 1; | |
1124 | rev.show_root_diff = 1; | |
49ff9a7a | 1125 | get_commit_format(format.buf, &rev); |
bf82a150 | 1126 | rev.always_show_header = 0; |
3eb2a15e JH |
1127 | rev.diffopt.detect_rename = 1; |
1128 | rev.diffopt.rename_limit = 100; | |
1129 | rev.diffopt.break_opt = 0; | |
15964563 | 1130 | diff_setup_done(&rev.diffopt); |
f5bbc322 | 1131 | |
c5ee71fd | 1132 | printf("[%s%s ", |
c85db254 JK |
1133 | !prefixcmp(head, "refs/heads/") ? |
1134 | head + 11 : | |
1135 | !strcmp(head, "HEAD") ? | |
1136 | "detached HEAD" : | |
1137 | head, | |
1138 | initial_commit ? " (root-commit)" : ""); | |
f5bbc322 | 1139 | |
bf82a150 | 1140 | if (!log_tree_commit(&rev, commit)) { |
dd2e794a | 1141 | struct pretty_print_context ctx = {0}; |
bf82a150 | 1142 | struct strbuf buf = STRBUF_INIT; |
dd2e794a | 1143 | ctx.date_mode = DATE_NORMAL; |
49ff9a7a | 1144 | format_commit_message(commit, format.buf + 7, &buf, &ctx); |
bf82a150 JH |
1145 | printf("%s\n", buf.buf); |
1146 | strbuf_release(&buf); | |
1147 | } | |
fc6f19fe | 1148 | strbuf_release(&format); |
f5bbc322 KH |
1149 | } |
1150 | ||
186458b1 | 1151 | static int git_commit_config(const char *k, const char *v, void *cb) |
f5bbc322 | 1152 | { |
d249b098 JH |
1153 | struct wt_status *s = cb; |
1154 | ||
984c6e7e | 1155 | if (!strcmp(k, "commit.template")) |
395de250 | 1156 | return git_config_pathname(&template_file, k, v); |
bed575e4 JHI |
1157 | if (!strcmp(k, "commit.status")) { |
1158 | include_status = git_config_bool(k, v); | |
1159 | return 0; | |
1160 | } | |
f5bbc322 | 1161 | |
d249b098 | 1162 | return git_status_config(k, v, s); |
f5bbc322 KH |
1163 | } |
1164 | ||
6f6bee3b TR |
1165 | static const char post_rewrite_hook[] = "hooks/post-rewrite"; |
1166 | ||
1167 | static int run_rewrite_hook(const unsigned char *oldsha1, | |
1168 | const unsigned char *newsha1) | |
1169 | { | |
1170 | /* oldsha1 SP newsha1 LF NUL */ | |
1171 | static char buf[2*40 + 3]; | |
1172 | struct child_process proc; | |
1173 | const char *argv[3]; | |
1174 | int code; | |
1175 | size_t n; | |
1176 | ||
1177 | if (access(git_path(post_rewrite_hook), X_OK) < 0) | |
1178 | return 0; | |
1179 | ||
1180 | argv[0] = git_path(post_rewrite_hook); | |
1181 | argv[1] = "amend"; | |
1182 | argv[2] = NULL; | |
1183 | ||
1184 | memset(&proc, 0, sizeof(proc)); | |
1185 | proc.argv = argv; | |
1186 | proc.in = -1; | |
1187 | proc.stdout_to_stderr = 1; | |
1188 | ||
1189 | code = start_command(&proc); | |
1190 | if (code) | |
1191 | return code; | |
1192 | n = snprintf(buf, sizeof(buf), "%s %s\n", | |
1193 | sha1_to_hex(oldsha1), sha1_to_hex(newsha1)); | |
1194 | write_in_full(proc.in, buf, n); | |
1195 | close(proc.in); | |
1196 | return finish_command(&proc); | |
1197 | } | |
1198 | ||
f5bbc322 KH |
1199 | int cmd_commit(int argc, const char **argv, const char *prefix) |
1200 | { | |
f285a2d7 | 1201 | struct strbuf sb = STRBUF_INIT; |
f5bbc322 | 1202 | const char *index_file, *reflog_msg; |
99a12694 | 1203 | char *nl, *p; |
f5bbc322 KH |
1204 | unsigned char commit_sha1[20]; |
1205 | struct ref_lock *ref_lock; | |
6bb6b034 | 1206 | struct commit_list *parents = NULL, **pptr = &parents; |
cf10f9fd MV |
1207 | struct stat statbuf; |
1208 | int allow_fast_forward = 1; | |
d249b098 | 1209 | struct wt_status s; |
f5bbc322 | 1210 | |
d249b098 JH |
1211 | wt_status_prepare(&s); |
1212 | git_config(git_commit_config, &s); | |
30988301 | 1213 | in_merge = file_exists(git_path("MERGE_HEAD")); |
3c588453 | 1214 | s.in_merge = in_merge; |
f5bbc322 | 1215 | |
d249b098 JH |
1216 | if (s.use_color == -1) |
1217 | s.use_color = git_use_color_default; | |
d249b098 JH |
1218 | argc = parse_and_validate_options(argc, argv, builtin_commit_usage, |
1219 | prefix, &s); | |
3fa509df JH |
1220 | if (dry_run) { |
1221 | if (diff_use_color_default == -1) | |
1222 | diff_use_color_default = git_use_color_default; | |
d249b098 | 1223 | return dry_run_commit(argc, argv, prefix, &s); |
3fa509df | 1224 | } |
50b7e70f | 1225 | index_file = prepare_index(argc, argv, prefix, 0); |
f5bbc322 | 1226 | |
ec84bd00 PB |
1227 | /* Set up everything for writing the commit object. This includes |
1228 | running hooks, writing the trees, and interacting with the user. */ | |
d249b098 | 1229 | if (!prepare_to_commit(index_file, prefix, &s)) { |
2888605c | 1230 | rollback_index_files(); |
f5bbc322 KH |
1231 | return 1; |
1232 | } | |
1233 | ||
f5bbc322 KH |
1234 | /* Determine parents */ |
1235 | if (initial_commit) { | |
1236 | reflog_msg = "commit (initial)"; | |
f5bbc322 KH |
1237 | } else if (amend) { |
1238 | struct commit_list *c; | |
1239 | struct commit *commit; | |
1240 | ||
1241 | reflog_msg = "commit (amend)"; | |
1242 | commit = lookup_commit(head_sha1); | |
1243 | if (!commit || parse_commit(commit)) | |
1244 | die("could not parse HEAD commit"); | |
1245 | ||
1246 | for (c = commit->parents; c; c = c->next) | |
6bb6b034 | 1247 | pptr = &commit_list_insert(c->item, pptr)->next; |
f5bbc322 | 1248 | } else if (in_merge) { |
f285a2d7 | 1249 | struct strbuf m = STRBUF_INIT; |
f5bbc322 KH |
1250 | FILE *fp; |
1251 | ||
1252 | reflog_msg = "commit (merge)"; | |
6bb6b034 | 1253 | pptr = &commit_list_insert(lookup_commit(head_sha1), pptr)->next; |
f5bbc322 KH |
1254 | fp = fopen(git_path("MERGE_HEAD"), "r"); |
1255 | if (fp == NULL) | |
d824cbba TR |
1256 | die_errno("could not open '%s' for reading", |
1257 | git_path("MERGE_HEAD")); | |
7c3fd25d LT |
1258 | while (strbuf_getline(&m, fp, '\n') != EOF) { |
1259 | unsigned char sha1[20]; | |
1260 | if (get_sha1_hex(m.buf, sha1) < 0) | |
1261 | die("Corrupt MERGE_HEAD file (%s)", m.buf); | |
6bb6b034 | 1262 | pptr = &commit_list_insert(lookup_commit(sha1), pptr)->next; |
7c3fd25d | 1263 | } |
f5bbc322 KH |
1264 | fclose(fp); |
1265 | strbuf_release(&m); | |
cf10f9fd MV |
1266 | if (!stat(git_path("MERGE_MODE"), &statbuf)) { |
1267 | if (strbuf_read_file(&sb, git_path("MERGE_MODE"), 0) < 0) | |
d824cbba | 1268 | die_errno("could not read MERGE_MODE"); |
cf10f9fd MV |
1269 | if (!strcmp(sb.buf, "no-ff")) |
1270 | allow_fast_forward = 0; | |
1271 | } | |
1272 | if (allow_fast_forward) | |
1273 | parents = reduce_heads(parents); | |
f5bbc322 KH |
1274 | } else { |
1275 | reflog_msg = "commit"; | |
6bb6b034 | 1276 | pptr = &commit_list_insert(lookup_commit(head_sha1), pptr)->next; |
f5bbc322 | 1277 | } |
f5bbc322 | 1278 | |
ec84bd00 | 1279 | /* Finally, get the commit message */ |
cf10f9fd | 1280 | strbuf_reset(&sb); |
740001a5 | 1281 | if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) { |
0721c314 | 1282 | int saved_errno = errno; |
740001a5 | 1283 | rollback_index_files(); |
0721c314 | 1284 | die("could not read commit message: %s", strerror(saved_errno)); |
740001a5 | 1285 | } |
99a12694 KH |
1286 | |
1287 | /* Truncate the message just before the diff, if any. */ | |
0b38227f JK |
1288 | if (verbose) { |
1289 | p = strstr(sb.buf, "\ndiff --git "); | |
1290 | if (p != NULL) | |
1291 | strbuf_setlen(&sb, p - sb.buf + 1); | |
1292 | } | |
99a12694 | 1293 | |
5f065737 AR |
1294 | if (cleanup_mode != CLEANUP_NONE) |
1295 | stripspace(&sb, cleanup_mode == CLEANUP_ALL); | |
6bb6b034 | 1296 | if (message_is_empty(&sb)) { |
2888605c | 1297 | rollback_index_files(); |
fdc7c811 JK |
1298 | fprintf(stderr, "Aborting commit due to empty commit message.\n"); |
1299 | exit(1); | |
2888605c | 1300 | } |
f5bbc322 | 1301 | |
6bb6b034 MV |
1302 | if (commit_tree(sb.buf, active_cache_tree->sha1, parents, commit_sha1, |
1303 | fmt_ident(author_name, author_email, author_date, | |
1304 | IDENT_ERROR_ON_NO_NAME))) { | |
2888605c | 1305 | rollback_index_files(); |
f5bbc322 | 1306 | die("failed to write commit object"); |
2888605c | 1307 | } |
f5bbc322 KH |
1308 | |
1309 | ref_lock = lock_any_ref_for_update("HEAD", | |
1310 | initial_commit ? NULL : head_sha1, | |
1311 | 0); | |
1312 | ||
6bb6b034 | 1313 | nl = strchr(sb.buf, '\n'); |
741707b1 JS |
1314 | if (nl) |
1315 | strbuf_setlen(&sb, nl + 1 - sb.buf); | |
1316 | else | |
1317 | strbuf_addch(&sb, '\n'); | |
741707b1 JS |
1318 | strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg)); |
1319 | strbuf_insert(&sb, strlen(reflog_msg), ": ", 2); | |
f5bbc322 | 1320 | |
2888605c JH |
1321 | if (!ref_lock) { |
1322 | rollback_index_files(); | |
f5bbc322 | 1323 | die("cannot lock HEAD ref"); |
2888605c JH |
1324 | } |
1325 | if (write_ref_sha1(ref_lock, commit_sha1, sb.buf) < 0) { | |
1326 | rollback_index_files(); | |
f5bbc322 | 1327 | die("cannot update HEAD ref"); |
2888605c | 1328 | } |
f5bbc322 KH |
1329 | |
1330 | unlink(git_path("MERGE_HEAD")); | |
1331 | unlink(git_path("MERGE_MSG")); | |
cf10f9fd | 1332 | unlink(git_path("MERGE_MODE")); |
5a95b855 | 1333 | unlink(git_path("SQUASH_MSG")); |
f5bbc322 | 1334 | |
5a9dd399 BC |
1335 | if (commit_index_files()) |
1336 | die ("Repository has been updated, but unable to write\n" | |
1337 | "new_index file. Check that disk is not full or quota is\n" | |
1338 | "not exceeded, and then \"git reset HEAD\" to recover."); | |
f5bbc322 | 1339 | |
cb6020bb | 1340 | rerere(0); |
2888605c | 1341 | run_hook(get_index_file(), "post-commit", NULL); |
6f6bee3b | 1342 | if (amend && !no_post_rewrite) { |
6360d343 TR |
1343 | struct notes_rewrite_cfg *cfg; |
1344 | cfg = init_copy_notes_for_rewrite("amend"); | |
1345 | if (cfg) { | |
1346 | copy_note_for_rewrite(cfg, head_sha1, commit_sha1); | |
1347 | finish_copy_notes_for_rewrite(cfg); | |
1348 | } | |
6f6bee3b TR |
1349 | run_rewrite_hook(head_sha1, commit_sha1); |
1350 | } | |
f5bbc322 KH |
1351 | if (!quiet) |
1352 | print_summary(prefix, commit_sha1); | |
1353 | ||
1354 | return 0; | |
1355 | } |