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Commit | Line | Data |
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70827b15 LT |
1 | /* |
2 | * Builtin "git log" and related commands (show, whatchanged) | |
3 | * | |
4 | * (C) Copyright 2006 Linus Torvalds | |
5 | * 2006 Junio Hamano | |
6 | */ | |
7 | #include "cache.h" | |
8 | #include "commit.h" | |
9 | #include "diff.h" | |
10 | #include "revision.h" | |
11 | #include "log-tree.h" | |
91efcf60 | 12 | #include "builtin.h" |
5d7eeee2 | 13 | #include "tag.h" |
cf39f54e | 14 | #include "reflog-walk.h" |
5d23e133 | 15 | #include "patch-ids.h" |
ca135e7a | 16 | #include "refs.h" |
70827b15 | 17 | |
0f03ca94 PB |
18 | static int default_show_root = 1; |
19 | ||
e686eb98 JS |
20 | /* this is in builtin-diff.c */ |
21 | void add_head(struct rev_info *revs); | |
22 | ||
ca135e7a LT |
23 | static void add_name_decoration(const char *prefix, const char *name, struct object *obj) |
24 | { | |
25 | int plen = strlen(prefix); | |
26 | int nlen = strlen(name); | |
27 | struct name_decoration *res = xmalloc(sizeof(struct name_decoration) + plen + nlen); | |
28 | memcpy(res->name, prefix, plen); | |
29 | memcpy(res->name + plen, name, nlen + 1); | |
30 | res->next = add_decoration(&name_decoration, obj, res); | |
31 | } | |
32 | ||
33 | static int add_ref_decoration(const char *refname, const unsigned char *sha1, int flags, void *cb_data) | |
34 | { | |
35 | struct object *obj = parse_object(sha1); | |
36 | if (!obj) | |
37 | return 0; | |
38 | add_name_decoration("", refname, obj); | |
39 | while (obj->type == OBJ_TAG) { | |
40 | obj = ((struct tag *)obj)->tagged; | |
41 | if (!obj) | |
42 | break; | |
43 | add_name_decoration("tag: ", refname, obj); | |
44 | } | |
45 | return 0; | |
46 | } | |
47 | ||
a633fca0 | 48 | static void cmd_log_init(int argc, const char **argv, const char *prefix, |
70827b15 LT |
49 | struct rev_info *rev) |
50 | { | |
52883fbd | 51 | int i; |
ca135e7a | 52 | int decorate = 0; |
52883fbd | 53 | |
70827b15 LT |
54 | rev->abbrev = DEFAULT_ABBREV; |
55 | rev->commit_format = CMIT_FMT_DEFAULT; | |
56 | rev->verbose_header = 1; | |
0f03ca94 | 57 | rev->show_root_diff = default_show_root; |
70827b15 | 58 | argc = setup_revisions(argc, argv, rev, "HEAD"); |
9dafea26 TH |
59 | if (rev->diffopt.pickaxe || rev->diffopt.filter) |
60 | rev->always_show_header = 0; | |
52883fbd JH |
61 | for (i = 1; i < argc; i++) { |
62 | const char *arg = argv[i]; | |
cc44c765 | 63 | if (!prefixcmp(arg, "--encoding=")) { |
52883fbd | 64 | arg += 11; |
52883fbd | 65 | if (strcmp(arg, "none")) |
567fb65e | 66 | git_log_output_encoding = xstrdup(arg); |
52883fbd | 67 | else |
d2c11a38 | 68 | git_log_output_encoding = ""; |
ca135e7a LT |
69 | } else if (!strcmp(arg, "--decorate")) { |
70 | if (!decorate) | |
71 | for_each_ref(add_ref_decoration, NULL); | |
72 | decorate = 1; | |
73 | } else | |
52883fbd JH |
74 | die("unrecognized argument: %s", arg); |
75 | } | |
9dafea26 TH |
76 | } |
77 | ||
78 | static int cmd_log_walk(struct rev_info *rev) | |
79 | { | |
80 | struct commit *commit; | |
70827b15 LT |
81 | |
82 | prepare_revision_walk(rev); | |
70827b15 LT |
83 | while ((commit = get_revision(rev)) != NULL) { |
84 | log_tree_commit(rev, commit); | |
a6c73064 JS |
85 | if (!rev->reflog_info) { |
86 | /* we allow cycles in reflog ancestry */ | |
87 | free(commit->buffer); | |
88 | commit->buffer = NULL; | |
89 | } | |
cb115748 LT |
90 | free_commit_list(commit->parents); |
91 | commit->parents = NULL; | |
70827b15 LT |
92 | } |
93 | return 0; | |
94 | } | |
95 | ||
0f03ca94 PB |
96 | static int git_log_config(const char *var, const char *value) |
97 | { | |
98 | if (!strcmp(var, "log.showroot")) { | |
99 | default_show_root = git_config_bool(var, value); | |
100 | return 0; | |
101 | } | |
102 | return git_diff_ui_config(var, value); | |
103 | } | |
104 | ||
a633fca0 | 105 | int cmd_whatchanged(int argc, const char **argv, const char *prefix) |
70827b15 LT |
106 | { |
107 | struct rev_info rev; | |
108 | ||
0f03ca94 | 109 | git_config(git_log_config); |
db6296a5 | 110 | init_revisions(&rev, prefix); |
70827b15 LT |
111 | rev.diff = 1; |
112 | rev.diffopt.recursive = 1; | |
9202434c | 113 | rev.simplify_history = 0; |
a633fca0 | 114 | cmd_log_init(argc, argv, prefix, &rev); |
9dafea26 TH |
115 | if (!rev.diffopt.output_format) |
116 | rev.diffopt.output_format = DIFF_FORMAT_RAW; | |
117 | return cmd_log_walk(&rev); | |
70827b15 LT |
118 | } |
119 | ||
5d7eeee2 JS |
120 | static int show_object(const unsigned char *sha1, int suppress_header) |
121 | { | |
122 | unsigned long size; | |
21666f1a NP |
123 | enum object_type type; |
124 | char *buf = read_sha1_file(sha1, &type, &size); | |
5d7eeee2 JS |
125 | int offset = 0; |
126 | ||
127 | if (!buf) | |
128 | return error("Could not read object %s", sha1_to_hex(sha1)); | |
129 | ||
130 | if (suppress_header) | |
131 | while (offset < size && buf[offset++] != '\n') { | |
132 | int new_offset = offset; | |
133 | while (new_offset < size && buf[new_offset++] != '\n') | |
134 | ; /* do nothing */ | |
135 | offset = new_offset; | |
136 | } | |
137 | ||
138 | if (offset < size) | |
139 | fwrite(buf + offset, size - offset, 1, stdout); | |
140 | free(buf); | |
141 | return 0; | |
142 | } | |
143 | ||
144 | static int show_tree_object(const unsigned char *sha1, | |
145 | const char *base, int baselen, | |
146 | const char *pathname, unsigned mode, int stage) | |
147 | { | |
148 | printf("%s%s\n", pathname, S_ISDIR(mode) ? "/" : ""); | |
149 | return 0; | |
150 | } | |
151 | ||
a633fca0 | 152 | int cmd_show(int argc, const char **argv, const char *prefix) |
70827b15 LT |
153 | { |
154 | struct rev_info rev; | |
5d7eeee2 JS |
155 | struct object_array_entry *objects; |
156 | int i, count, ret = 0; | |
70827b15 | 157 | |
0f03ca94 | 158 | git_config(git_log_config); |
db6296a5 | 159 | init_revisions(&rev, prefix); |
70827b15 LT |
160 | rev.diff = 1; |
161 | rev.diffopt.recursive = 1; | |
162 | rev.combine_merges = 1; | |
163 | rev.dense_combined_merges = 1; | |
164 | rev.always_show_header = 1; | |
165 | rev.ignore_merges = 0; | |
166 | rev.no_walk = 1; | |
a633fca0 | 167 | cmd_log_init(argc, argv, prefix, &rev); |
5d7eeee2 JS |
168 | |
169 | count = rev.pending.nr; | |
170 | objects = rev.pending.objects; | |
171 | for (i = 0; i < count && !ret; i++) { | |
172 | struct object *o = objects[i].item; | |
173 | const char *name = objects[i].name; | |
174 | switch (o->type) { | |
175 | case OBJ_BLOB: | |
176 | ret = show_object(o->sha1, 0); | |
177 | break; | |
178 | case OBJ_TAG: { | |
179 | struct tag *t = (struct tag *)o; | |
180 | ||
181 | printf("%stag %s%s\n\n", | |
182 | diff_get_color(rev.diffopt.color_diff, | |
183 | DIFF_COMMIT), | |
184 | t->tag, | |
185 | diff_get_color(rev.diffopt.color_diff, | |
186 | DIFF_RESET)); | |
187 | ret = show_object(o->sha1, 1); | |
188 | objects[i].item = (struct object *)t->tagged; | |
189 | i--; | |
190 | break; | |
191 | } | |
192 | case OBJ_TREE: | |
193 | printf("%stree %s%s\n\n", | |
194 | diff_get_color(rev.diffopt.color_diff, | |
195 | DIFF_COMMIT), | |
196 | name, | |
197 | diff_get_color(rev.diffopt.color_diff, | |
198 | DIFF_RESET)); | |
199 | read_tree_recursive((struct tree *)o, "", 0, 0, NULL, | |
200 | show_tree_object); | |
201 | break; | |
202 | case OBJ_COMMIT: | |
203 | rev.pending.nr = rev.pending.alloc = 0; | |
204 | rev.pending.objects = NULL; | |
205 | add_object_array(o, name, &rev.pending); | |
206 | ret = cmd_log_walk(&rev); | |
207 | break; | |
208 | default: | |
209 | ret = error("Unknown type: %d", o->type); | |
210 | } | |
211 | } | |
212 | free(objects); | |
213 | return ret; | |
70827b15 LT |
214 | } |
215 | ||
cf39f54e LT |
216 | /* |
217 | * This is equivalent to "git log -g --abbrev-commit --pretty=oneline" | |
218 | */ | |
219 | int cmd_log_reflog(int argc, const char **argv, const char *prefix) | |
220 | { | |
221 | struct rev_info rev; | |
222 | ||
223 | git_config(git_log_config); | |
224 | init_revisions(&rev, prefix); | |
225 | init_reflog_walk(&rev.reflog_info); | |
226 | rev.abbrev_commit = 1; | |
227 | rev.verbose_header = 1; | |
228 | cmd_log_init(argc, argv, prefix, &rev); | |
229 | ||
230 | /* | |
231 | * This means that we override whatever commit format the user gave | |
232 | * on the cmd line. Sad, but cmd_log_init() currently doesn't | |
233 | * allow us to set a different default. | |
234 | */ | |
235 | rev.commit_format = CMIT_FMT_ONELINE; | |
236 | rev.always_show_header = 1; | |
237 | ||
238 | /* | |
239 | * We get called through "git reflog", so unlike the other log | |
240 | * routines, we need to set up our pager manually.. | |
241 | */ | |
242 | setup_pager(); | |
243 | ||
244 | return cmd_log_walk(&rev); | |
245 | } | |
246 | ||
a633fca0 | 247 | int cmd_log(int argc, const char **argv, const char *prefix) |
70827b15 LT |
248 | { |
249 | struct rev_info rev; | |
250 | ||
0f03ca94 | 251 | git_config(git_log_config); |
db6296a5 | 252 | init_revisions(&rev, prefix); |
70827b15 | 253 | rev.always_show_header = 1; |
a633fca0 | 254 | cmd_log_init(argc, argv, prefix, &rev); |
9dafea26 | 255 | return cmd_log_walk(&rev); |
70827b15 | 256 | } |
91efcf60 | 257 | |
c06d2daa RR |
258 | /* format-patch */ |
259 | #define FORMAT_PATCH_NAME_MAX 64 | |
260 | ||
0377db77 JS |
261 | static int istitlechar(char c) |
262 | { | |
263 | return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || | |
264 | (c >= '0' && c <= '9') || c == '.' || c == '_'; | |
265 | } | |
266 | ||
20ff0680 JS |
267 | static char *extra_headers = NULL; |
268 | static int extra_headers_size = 0; | |
917a8f89 | 269 | static const char *fmt_patch_suffix = ".patch"; |
20ff0680 JS |
270 | |
271 | static int git_format_config(const char *var, const char *value) | |
272 | { | |
273 | if (!strcmp(var, "format.headers")) { | |
d7fb91c6 JH |
274 | int len; |
275 | ||
276 | if (!value) | |
277 | die("format.headers without value"); | |
278 | len = strlen(value); | |
20ff0680 | 279 | extra_headers_size += len + 1; |
83572c1a | 280 | extra_headers = xrealloc(extra_headers, extra_headers_size); |
20ff0680 JS |
281 | extra_headers[extra_headers_size - len - 1] = 0; |
282 | strcat(extra_headers, value); | |
283 | return 0; | |
284 | } | |
03eeaeae JH |
285 | if (!strcmp(var, "format.suffix")) { |
286 | if (!value) | |
287 | die("format.suffix without value"); | |
288 | fmt_patch_suffix = xstrdup(value); | |
289 | return 0; | |
290 | } | |
a159ca0c | 291 | if (!strcmp(var, "diff.color") || !strcmp(var, "color.diff")) { |
f3aafa4d RA |
292 | return 0; |
293 | } | |
0f03ca94 | 294 | return git_log_config(var, value); |
20ff0680 JS |
295 | } |
296 | ||
297 | ||
81f3a188 | 298 | static FILE *realstdout = NULL; |
efd02016 | 299 | static const char *output_directory = NULL; |
81f3a188 | 300 | |
c06d2daa | 301 | static int reopen_stdout(struct commit *commit, int nr, int keep_subject) |
0377db77 | 302 | { |
c06d2daa | 303 | char filename[PATH_MAX]; |
0377db77 | 304 | char *sol; |
2448482b | 305 | int len = 0; |
c06d2daa | 306 | int suffix_len = strlen(fmt_patch_suffix) + 1; |
0377db77 | 307 | |
2448482b | 308 | if (output_directory) { |
c06d2daa RR |
309 | if (strlen(output_directory) >= |
310 | sizeof(filename) - FORMAT_PATCH_NAME_MAX - suffix_len) | |
311 | return error("name of output directory is too long"); | |
312 | strlcpy(filename, output_directory, sizeof(filename) - suffix_len); | |
2448482b JS |
313 | len = strlen(filename); |
314 | if (filename[len - 1] != '/') | |
315 | filename[len++] = '/'; | |
316 | } | |
0377db77 | 317 | |
2448482b | 318 | sprintf(filename + len, "%04d", nr); |
0377db77 JS |
319 | len = strlen(filename); |
320 | ||
321 | sol = strstr(commit->buffer, "\n\n"); | |
322 | if (sol) { | |
323 | int j, space = 1; | |
324 | ||
325 | sol += 2; | |
326 | /* strip [PATCH] or [PATCH blabla] */ | |
cc44c765 | 327 | if (!keep_subject && !prefixcmp(sol, "[PATCH")) { |
0377db77 JS |
328 | char *eos = strchr(sol + 6, ']'); |
329 | if (eos) { | |
330 | while (isspace(*eos)) | |
331 | eos++; | |
332 | sol = eos; | |
333 | } | |
334 | } | |
335 | ||
03eeaeae | 336 | for (j = 0; |
c06d2daa RR |
337 | j < FORMAT_PATCH_NAME_MAX - suffix_len - 5 && |
338 | len < sizeof(filename) - suffix_len && | |
03eeaeae JH |
339 | sol[j] && sol[j] != '\n'; |
340 | j++) { | |
0377db77 JS |
341 | if (istitlechar(sol[j])) { |
342 | if (space) { | |
343 | filename[len++] = '-'; | |
344 | space = 0; | |
345 | } | |
346 | filename[len++] = sol[j]; | |
347 | if (sol[j] == '.') | |
348 | while (sol[j + 1] == '.') | |
349 | j++; | |
350 | } else | |
351 | space = 1; | |
352 | } | |
353 | while (filename[len - 1] == '.' || filename[len - 1] == '-') | |
354 | len--; | |
c06d2daa | 355 | filename[len] = 0; |
0377db77 | 356 | } |
c06d2daa RR |
357 | if (len + suffix_len >= sizeof(filename)) |
358 | return error("Patch pathname too long"); | |
03eeaeae | 359 | strcpy(filename + len, fmt_patch_suffix); |
81f3a188 | 360 | fprintf(realstdout, "%s\n", filename); |
c06d2daa RR |
361 | if (freopen(filename, "w", stdout) == NULL) |
362 | return error("Cannot open patch file %s",filename); | |
363 | return 0; | |
364 | ||
0377db77 JS |
365 | } |
366 | ||
5d23e133 | 367 | static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const char *prefix) |
9c6efa36 JS |
368 | { |
369 | struct rev_info check_rev; | |
370 | struct commit *commit; | |
371 | struct object *o1, *o2; | |
372 | unsigned flags1, flags2; | |
9c6efa36 JS |
373 | |
374 | if (rev->pending.nr != 2) | |
375 | die("Need exactly one range."); | |
376 | ||
377 | o1 = rev->pending.objects[0].item; | |
378 | flags1 = o1->flags; | |
379 | o2 = rev->pending.objects[1].item; | |
380 | flags2 = o2->flags; | |
381 | ||
382 | if ((flags1 & UNINTERESTING) == (flags2 & UNINTERESTING)) | |
383 | die("Not a range."); | |
384 | ||
5d23e133 | 385 | init_patch_ids(ids); |
9c6efa36 JS |
386 | |
387 | /* given a range a..b get all patch ids for b..a */ | |
db6296a5 | 388 | init_revisions(&check_rev, prefix); |
9c6efa36 JS |
389 | o1->flags ^= UNINTERESTING; |
390 | o2->flags ^= UNINTERESTING; | |
391 | add_pending_object(&check_rev, o1, "o1"); | |
392 | add_pending_object(&check_rev, o2, "o2"); | |
393 | prepare_revision_walk(&check_rev); | |
394 | ||
395 | while ((commit = get_revision(&check_rev)) != NULL) { | |
396 | /* ignore merges */ | |
397 | if (commit->parents && commit->parents->next) | |
398 | continue; | |
399 | ||
5d23e133 | 400 | add_commit_patch_id(commit, ids); |
9c6efa36 JS |
401 | } |
402 | ||
403 | /* reset for next revision walk */ | |
81db0941 JS |
404 | clear_commit_marks((struct commit *)o1, |
405 | SEEN | UNINTERESTING | SHOWN | ADDED); | |
406 | clear_commit_marks((struct commit *)o2, | |
407 | SEEN | UNINTERESTING | SHOWN | ADDED); | |
9c6efa36 JS |
408 | o1->flags = flags1; |
409 | o2->flags = flags2; | |
410 | } | |
411 | ||
d1566f78 JT |
412 | static void gen_message_id(char *dest, unsigned int length, char *base) |
413 | { | |
cb280e10 | 414 | const char *committer = git_committer_info(-1); |
d1566f78 JT |
415 | const char *email_start = strrchr(committer, '<'); |
416 | const char *email_end = strrchr(committer, '>'); | |
417 | if(!email_start || !email_end || email_start > email_end - 1) | |
418 | die("Could not extract email from committer identity."); | |
76af0734 JH |
419 | snprintf(dest, length, "%s.%lu.git.%.*s", base, |
420 | (unsigned long) time(NULL), | |
421 | (int)(email_end - email_start - 1), email_start + 1); | |
d1566f78 JT |
422 | } |
423 | ||
a633fca0 | 424 | int cmd_format_patch(int argc, const char **argv, const char *prefix) |
91efcf60 JH |
425 | { |
426 | struct commit *commit; | |
427 | struct commit **list = NULL; | |
428 | struct rev_info rev; | |
2448482b | 429 | int nr = 0, total, i, j; |
0377db77 | 430 | int use_stdout = 0; |
596524b3 | 431 | int numbered = 0; |
fa0f02df | 432 | int start_number = -1; |
8ac80a57 | 433 | int keep_subject = 0; |
2d9e4a47 | 434 | int subject_prefix = 0; |
9c6efa36 | 435 | int ignore_if_in_upstream = 0; |
cc35de84 | 436 | int thread = 0; |
76af0734 | 437 | const char *in_reply_to = NULL; |
5d23e133 | 438 | struct patch_ids ids; |
cf2251b6 | 439 | char *add_signoff = NULL; |
d1566f78 JT |
440 | char message_id[1024]; |
441 | char ref_message_id[1024]; | |
91efcf60 | 442 | |
97beb812 | 443 | git_config(git_format_config); |
db6296a5 | 444 | init_revisions(&rev, prefix); |
91efcf60 JH |
445 | rev.commit_format = CMIT_FMT_EMAIL; |
446 | rev.verbose_header = 1; | |
447 | rev.diff = 1; | |
91efcf60 JH |
448 | rev.combine_merges = 0; |
449 | rev.ignore_merges = 1; | |
27e1b127 JH |
450 | rev.diffopt.msg_sep = ""; |
451 | rev.diffopt.recursive = 1; | |
91efcf60 | 452 | |
20ff0680 JS |
453 | rev.extra_headers = extra_headers; |
454 | ||
2448482b JS |
455 | /* |
456 | * Parse the arguments before setup_revisions(), or something | |
457 | * like "git fmt-patch -o a123 HEAD^.." may fail; a123 is | |
458 | * possibly a valid SHA1. | |
459 | */ | |
460 | for (i = 1, j = 1; i < argc; i++) { | |
461 | if (!strcmp(argv[i], "--stdout")) | |
0377db77 | 462 | use_stdout = 1; |
596524b3 JS |
463 | else if (!strcmp(argv[i], "-n") || |
464 | !strcmp(argv[i], "--numbered")) | |
465 | numbered = 1; | |
cc44c765 | 466 | else if (!prefixcmp(argv[i], "--start-number=")) |
fa0f02df JS |
467 | start_number = strtol(argv[i] + 15, NULL, 10); |
468 | else if (!strcmp(argv[i], "--start-number")) { | |
469 | i++; | |
470 | if (i == argc) | |
471 | die("Need a number for --start-number"); | |
472 | start_number = strtol(argv[i], NULL, 10); | |
cf2251b6 JH |
473 | } |
474 | else if (!strcmp(argv[i], "-k") || | |
8ac80a57 JS |
475 | !strcmp(argv[i], "--keep-subject")) { |
476 | keep_subject = 1; | |
477 | rev.total = -1; | |
cf2251b6 | 478 | } |
efd02016 JH |
479 | else if (!strcmp(argv[i], "--output-directory") || |
480 | !strcmp(argv[i], "-o")) { | |
2448482b | 481 | i++; |
efd02016 JH |
482 | if (argc <= i) |
483 | die("Which directory?"); | |
484 | if (output_directory) | |
485 | die("Two output directories?"); | |
486 | output_directory = argv[i]; | |
698ce6f8 | 487 | } |
cf2251b6 JH |
488 | else if (!strcmp(argv[i], "--signoff") || |
489 | !strcmp(argv[i], "-s")) { | |
6c4cca1c EB |
490 | const char *committer; |
491 | const char *endpos; | |
6c4cca1c EB |
492 | committer = git_committer_info(1); |
493 | endpos = strchr(committer, '>'); | |
cf2251b6 JH |
494 | if (!endpos) |
495 | die("bogos committer info %s\n", committer); | |
496 | add_signoff = xmalloc(endpos - committer + 2); | |
497 | memcpy(add_signoff, committer, endpos - committer + 1); | |
498 | add_signoff[endpos - committer + 1] = 0; | |
499 | } | |
c112f689 | 500 | else if (!strcmp(argv[i], "--attach")) { |
698ce6f8 | 501 | rev.mime_boundary = git_version_string; |
c112f689 JS |
502 | rev.no_inline = 1; |
503 | } | |
504 | else if (!prefixcmp(argv[i], "--attach=")) { | |
505 | rev.mime_boundary = argv[i] + 9; | |
506 | rev.no_inline = 1; | |
507 | } | |
508 | else if (!strcmp(argv[i], "--inline")) { | |
509 | rev.mime_boundary = git_version_string; | |
510 | rev.no_inline = 0; | |
511 | } | |
512 | else if (!prefixcmp(argv[i], "--inline=")) { | |
698ce6f8 | 513 | rev.mime_boundary = argv[i] + 9; |
c112f689 JS |
514 | rev.no_inline = 0; |
515 | } | |
9c6efa36 JS |
516 | else if (!strcmp(argv[i], "--ignore-if-in-upstream")) |
517 | ignore_if_in_upstream = 1; | |
cc35de84 JT |
518 | else if (!strcmp(argv[i], "--thread")) |
519 | thread = 1; | |
cc44c765 | 520 | else if (!prefixcmp(argv[i], "--in-reply-to=")) |
da56645d JT |
521 | in_reply_to = argv[i] + 14; |
522 | else if (!strcmp(argv[i], "--in-reply-to")) { | |
523 | i++; | |
524 | if (i == argc) | |
525 | die("Need a Message-Id for --in-reply-to"); | |
526 | in_reply_to = argv[i]; | |
2d9e4a47 RJ |
527 | } else if (!prefixcmp(argv[i], "--subject-prefix=")) { |
528 | subject_prefix = 1; | |
529 | rev.subject_prefix = argv[i] + 17; | |
530 | } else if (!prefixcmp(argv[i], "--suffix=")) | |
03eeaeae | 531 | fmt_patch_suffix = argv[i] + 9; |
698ce6f8 | 532 | else |
2448482b | 533 | argv[j++] = argv[i]; |
0377db77 | 534 | } |
2448482b JS |
535 | argc = j; |
536 | ||
add5c8a5 | 537 | if (start_number < 0) |
fa0f02df | 538 | start_number = 1; |
63b398a4 | 539 | if (numbered && keep_subject) |
8ac80a57 | 540 | die ("-n and -k are mutually exclusive."); |
2d9e4a47 RJ |
541 | if (keep_subject && subject_prefix) |
542 | die ("--subject-prefix and -k are mutually exclusive."); | |
8ac80a57 | 543 | |
2448482b JS |
544 | argc = setup_revisions(argc, argv, &rev, "HEAD"); |
545 | if (argc > 1) | |
546 | die ("unrecognized argument: %s", argv[1]); | |
0377db77 | 547 | |
c9b5ef99 | 548 | if (!rev.diffopt.output_format) |
c261e438 | 549 | rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_SUMMARY | DIFF_FORMAT_PATCH; |
c9b5ef99 | 550 | |
e47f306d JH |
551 | if (!rev.diffopt.text) |
552 | rev.diffopt.binary = 1; | |
553 | ||
90f70a91 | 554 | if (!output_directory && !use_stdout) |
77e565d8 ML |
555 | output_directory = prefix; |
556 | ||
efd02016 JH |
557 | if (output_directory) { |
558 | if (use_stdout) | |
559 | die("standard output, or directory, which one?"); | |
560 | if (mkdir(output_directory, 0777) < 0 && errno != EEXIST) | |
561 | die("Could not create directory %s", | |
562 | output_directory); | |
563 | } | |
564 | ||
1f1e895f | 565 | if (rev.pending.nr == 1) { |
7c496280 JH |
566 | if (rev.max_count < 0) { |
567 | rev.pending.objects[0].item->flags |= UNINTERESTING; | |
568 | add_head(&rev); | |
569 | } | |
570 | /* Otherwise, it is "format-patch -22 HEAD", and | |
571 | * get_revision() would return only the specified count. | |
572 | */ | |
e686eb98 JS |
573 | } |
574 | ||
9c6efa36 | 575 | if (ignore_if_in_upstream) |
5d23e133 | 576 | get_patch_ids(&rev, &ids, prefix); |
9c6efa36 | 577 | |
81f3a188 JS |
578 | if (!use_stdout) |
579 | realstdout = fdopen(dup(1), "w"); | |
580 | ||
91efcf60 JH |
581 | prepare_revision_walk(&rev); |
582 | while ((commit = get_revision(&rev)) != NULL) { | |
0377db77 JS |
583 | /* ignore merges */ |
584 | if (commit->parents && commit->parents->next) | |
585 | continue; | |
9c6efa36 JS |
586 | |
587 | if (ignore_if_in_upstream && | |
5d23e133 | 588 | has_commit_patch_id(commit, &ids)) |
9c6efa36 JS |
589 | continue; |
590 | ||
91efcf60 | 591 | nr++; |
83572c1a | 592 | list = xrealloc(list, nr * sizeof(list[0])); |
91efcf60 JH |
593 | list[nr - 1] = commit; |
594 | } | |
0377db77 | 595 | total = nr; |
596524b3 | 596 | if (numbered) |
fa0f02df | 597 | rev.total = total + start_number - 1; |
cf2251b6 | 598 | rev.add_signoff = add_signoff; |
da56645d | 599 | rev.ref_message_id = in_reply_to; |
91efcf60 JH |
600 | while (0 <= --nr) { |
601 | int shown; | |
602 | commit = list[nr]; | |
add5c8a5 | 603 | rev.nr = total - nr + (start_number - 1); |
d1566f78 | 604 | /* Make the second and subsequent mails replies to the first */ |
cc35de84 JT |
605 | if (thread) { |
606 | if (nr == (total - 2)) { | |
607 | strncpy(ref_message_id, message_id, | |
608 | sizeof(ref_message_id)); | |
609 | ref_message_id[sizeof(ref_message_id)-1]='\0'; | |
610 | rev.ref_message_id = ref_message_id; | |
611 | } | |
612 | gen_message_id(message_id, sizeof(message_id), | |
613 | sha1_to_hex(commit->object.sha1)); | |
614 | rev.message_id = message_id; | |
d1566f78 | 615 | } |
0377db77 | 616 | if (!use_stdout) |
c06d2daa RR |
617 | if (reopen_stdout(commit, rev.nr, keep_subject)) |
618 | die("Failed to create output files"); | |
91efcf60 JH |
619 | shown = log_tree_commit(&rev, commit); |
620 | free(commit->buffer); | |
621 | commit->buffer = NULL; | |
add5c8a5 JH |
622 | |
623 | /* We put one extra blank line between formatted | |
624 | * patches and this flag is used by log-tree code | |
625 | * to see if it needs to emit a LF before showing | |
626 | * the log; when using one file per patch, we do | |
627 | * not want the extra blank line. | |
628 | */ | |
629 | if (!use_stdout) | |
630 | rev.shown_one = 0; | |
698ce6f8 JS |
631 | if (shown) { |
632 | if (rev.mime_boundary) | |
633 | printf("\n--%s%s--\n\n\n", | |
634 | mime_boundary_leader, | |
635 | rev.mime_boundary); | |
636 | else | |
637 | printf("-- \n%s\n\n", git_version_string); | |
638 | } | |
0377db77 JS |
639 | if (!use_stdout) |
640 | fclose(stdout); | |
91efcf60 JH |
641 | } |
642 | free(list); | |
5d23e133 JH |
643 | if (ignore_if_in_upstream) |
644 | free_patch_ids(&ids); | |
91efcf60 JH |
645 | return 0; |
646 | } | |
647 | ||
e827633a RS |
648 | static int add_pending_commit(const char *arg, struct rev_info *revs, int flags) |
649 | { | |
650 | unsigned char sha1[20]; | |
651 | if (get_sha1(arg, sha1) == 0) { | |
652 | struct commit *commit = lookup_commit_reference(sha1); | |
653 | if (commit) { | |
654 | commit->object.flags |= flags; | |
655 | add_pending_object(revs, &commit->object, arg); | |
656 | return 0; | |
657 | } | |
658 | } | |
659 | return -1; | |
660 | } | |
661 | ||
662 | static const char cherry_usage[] = | |
663 | "git-cherry [-v] <upstream> [<head>] [<limit>]"; | |
664 | int cmd_cherry(int argc, const char **argv, const char *prefix) | |
665 | { | |
666 | struct rev_info revs; | |
5d23e133 | 667 | struct patch_ids ids; |
e827633a RS |
668 | struct commit *commit; |
669 | struct commit_list *list = NULL; | |
670 | const char *upstream; | |
671 | const char *head = "HEAD"; | |
672 | const char *limit = NULL; | |
673 | int verbose = 0; | |
674 | ||
675 | if (argc > 1 && !strcmp(argv[1], "-v")) { | |
676 | verbose = 1; | |
677 | argc--; | |
678 | argv++; | |
679 | } | |
680 | ||
681 | switch (argc) { | |
682 | case 4: | |
683 | limit = argv[3]; | |
684 | /* FALLTHROUGH */ | |
685 | case 3: | |
686 | head = argv[2]; | |
687 | /* FALLTHROUGH */ | |
688 | case 2: | |
689 | upstream = argv[1]; | |
690 | break; | |
691 | default: | |
692 | usage(cherry_usage); | |
693 | } | |
694 | ||
695 | init_revisions(&revs, prefix); | |
696 | revs.diff = 1; | |
697 | revs.combine_merges = 0; | |
698 | revs.ignore_merges = 1; | |
699 | revs.diffopt.recursive = 1; | |
700 | ||
701 | if (add_pending_commit(head, &revs, 0)) | |
702 | die("Unknown commit %s", head); | |
703 | if (add_pending_commit(upstream, &revs, UNINTERESTING)) | |
704 | die("Unknown commit %s", upstream); | |
705 | ||
706 | /* Don't say anything if head and upstream are the same. */ | |
707 | if (revs.pending.nr == 2) { | |
708 | struct object_array_entry *o = revs.pending.objects; | |
709 | if (hashcmp(o[0].item->sha1, o[1].item->sha1) == 0) | |
710 | return 0; | |
711 | } | |
712 | ||
5d23e133 | 713 | get_patch_ids(&revs, &ids, prefix); |
e827633a RS |
714 | |
715 | if (limit && add_pending_commit(limit, &revs, UNINTERESTING)) | |
716 | die("Unknown commit %s", limit); | |
717 | ||
718 | /* reverse the list of commits */ | |
719 | prepare_revision_walk(&revs); | |
720 | while ((commit = get_revision(&revs)) != NULL) { | |
721 | /* ignore merges */ | |
722 | if (commit->parents && commit->parents->next) | |
723 | continue; | |
724 | ||
725 | commit_list_insert(commit, &list); | |
726 | } | |
727 | ||
728 | while (list) { | |
e827633a RS |
729 | char sign = '+'; |
730 | ||
731 | commit = list->item; | |
5d23e133 | 732 | if (has_commit_patch_id(commit, &ids)) |
e827633a RS |
733 | sign = '-'; |
734 | ||
735 | if (verbose) { | |
736 | static char buf[16384]; | |
737 | pretty_print_commit(CMIT_FMT_ONELINE, commit, ~0, | |
738 | buf, sizeof(buf), 0, NULL, NULL, 0); | |
739 | printf("%c %s %s\n", sign, | |
740 | sha1_to_hex(commit->object.sha1), buf); | |
741 | } | |
742 | else { | |
743 | printf("%c %s\n", sign, | |
744 | sha1_to_hex(commit->object.sha1)); | |
745 | } | |
746 | ||
747 | list = list->next; | |
748 | } | |
749 | ||
5d23e133 | 750 | free_patch_ids(&ids); |
e827633a RS |
751 | return 0; |
752 | } |