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Commit | Line | Data |
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5f1c3f07 | 1 | #include "cache.h" |
b2141fc1 | 2 | #include "config.h" |
5f1c3f07 JH |
3 | #include "diff.h" |
4 | #include "commit.h" | |
cab4feb6 | 5 | #include "tag.h" |
7fefda5c | 6 | #include "graph.h" |
5f1c3f07 | 7 | #include "log-tree.h" |
8860fd42 | 8 | #include "reflog-walk.h" |
cab4feb6 | 9 | #include "refs.h" |
b079c50e | 10 | #include "string-list.h" |
67a4b586 | 11 | #include "color.h" |
0c37f1fc | 12 | #include "gpg-interface.h" |
959a2623 | 13 | #include "sequencer.h" |
12da1d1f | 14 | #include "line-log.h" |
5f1c3f07 | 15 | |
2608c249 | 16 | static struct decoration name_decoration = { "object names" }; |
76c61fbd JH |
17 | static int decoration_loaded; |
18 | static int decoration_flags; | |
a7524128 | 19 | |
67a4b586 NR |
20 | static char decoration_colors[][COLOR_MAXLEN] = { |
21 | GIT_COLOR_RESET, | |
22 | GIT_COLOR_BOLD_GREEN, /* REF_LOCAL */ | |
23 | GIT_COLOR_BOLD_RED, /* REF_REMOTE */ | |
24 | GIT_COLOR_BOLD_YELLOW, /* REF_TAG */ | |
25 | GIT_COLOR_BOLD_MAGENTA, /* REF_STASH */ | |
26 | GIT_COLOR_BOLD_CYAN, /* REF_HEAD */ | |
76f5df30 | 27 | GIT_COLOR_BOLD_BLUE, /* GRAFTED */ |
67a4b586 NR |
28 | }; |
29 | ||
a73b3680 NTND |
30 | static const char *color_decorate_slots[] = { |
31 | [DECORATION_REF_LOCAL] = "branch", | |
32 | [DECORATION_REF_REMOTE] = "remoteBranch", | |
33 | [DECORATION_REF_TAG] = "tag", | |
34 | [DECORATION_REF_STASH] = "stash", | |
35 | [DECORATION_REF_HEAD] = "HEAD", | |
36 | }; | |
37 | ||
67a4b586 NR |
38 | static const char *decorate_get_color(int decorate_use_color, enum decoration_type ix) |
39 | { | |
daa0c3d9 | 40 | if (want_color(decorate_use_color)) |
67a4b586 NR |
41 | return decoration_colors[ix]; |
42 | return ""; | |
43 | } | |
44 | ||
8852117a | 45 | int parse_decorate_color_config(const char *var, const char *slot_name, const char *value) |
5e11bee6 | 46 | { |
a73b3680 | 47 | int slot = LOOKUP_CONFIG(color_decorate_slots, slot_name); |
5e11bee6 NR |
48 | if (slot < 0) |
49 | return 0; | |
50 | if (!value) | |
51 | return config_error_nonbool(var); | |
f6c5a296 | 52 | return color_parse(value, decoration_colors[slot]); |
5e11bee6 NR |
53 | } |
54 | ||
67a4b586 NR |
55 | /* |
56 | * log-tree.c uses DIFF_OPT_TST for determining whether to use color | |
57 | * for showing the commit sha1, use the same check for --decorate | |
58 | */ | |
59 | #define decorate_get_color_opt(o, ix) \ | |
f1c96261 | 60 | decorate_get_color((o)->use_color, ix) |
67a4b586 | 61 | |
662174d2 | 62 | void add_name_decoration(enum decoration_type type, const char *name, struct object *obj) |
cab4feb6 | 63 | { |
96ffc06f JK |
64 | struct name_decoration *res; |
65 | FLEX_ALLOC_STR(res, name, name); | |
a7524128 | 66 | res->type = type; |
cab4feb6 RS |
67 | res->next = add_decoration(&name_decoration, obj, res); |
68 | } | |
69 | ||
2608c249 JK |
70 | const struct name_decoration *get_name_decoration(const struct object *obj) |
71 | { | |
72 | return lookup_decoration(&name_decoration, obj); | |
73 | } | |
74 | ||
f124b730 MH |
75 | static int add_ref_decoration(const char *refname, const struct object_id *oid, |
76 | int flags, void *cb_data) | |
cab4feb6 | 77 | { |
5267d292 | 78 | struct object *obj; |
a7524128 | 79 | enum decoration_type type = DECORATION_NONE; |
65516f58 | 80 | struct decoration_filter *filter = (struct decoration_filter *)cb_data; |
5267d292 | 81 | |
65516f58 RA |
82 | if (filter && !ref_filter_match(refname, |
83 | filter->include_ref_pattern, | |
84 | filter->exclude_ref_pattern)) | |
85 | return 0; | |
429ad204 | 86 | |
58d121b2 | 87 | if (starts_with(refname, git_replace_ref_base)) { |
3d79f657 | 88 | struct object_id original_oid; |
afc711b8 | 89 | if (!check_replace_refs) |
b9ad5002 | 90 | return 0; |
31a0ad54 JH |
91 | if (get_oid_hex(refname + strlen(git_replace_ref_base), |
92 | &original_oid)) { | |
5267d292 NTND |
93 | warning("invalid replace ref %s", refname); |
94 | return 0; | |
95 | } | |
c251c83d | 96 | obj = parse_object(&original_oid); |
5267d292 NTND |
97 | if (obj) |
98 | add_name_decoration(DECORATION_GRAFTED, "replaced", obj); | |
99 | return 0; | |
100 | } | |
101 | ||
c251c83d | 102 | obj = parse_object(oid); |
cab4feb6 RS |
103 | if (!obj) |
104 | return 0; | |
a7524128 | 105 | |
59556548 | 106 | if (starts_with(refname, "refs/heads/")) |
a7524128 | 107 | type = DECORATION_REF_LOCAL; |
59556548 | 108 | else if (starts_with(refname, "refs/remotes/")) |
a7524128 | 109 | type = DECORATION_REF_REMOTE; |
59556548 | 110 | else if (starts_with(refname, "refs/tags/")) |
a7524128 | 111 | type = DECORATION_REF_TAG; |
97ba642b | 112 | else if (!strcmp(refname, "refs/stash")) |
a7524128 | 113 | type = DECORATION_REF_STASH; |
97ba642b | 114 | else if (!strcmp(refname, "HEAD")) |
a7524128 NR |
115 | type = DECORATION_REF_HEAD; |
116 | ||
a7524128 | 117 | add_name_decoration(type, refname, obj); |
cab4feb6 RS |
118 | while (obj->type == OBJ_TAG) { |
119 | obj = ((struct tag *)obj)->tagged; | |
120 | if (!obj) | |
121 | break; | |
5e1361cc | 122 | if (!obj->parsed) |
c251c83d | 123 | parse_object(&obj->oid); |
a7524128 | 124 | add_name_decoration(DECORATION_REF_TAG, refname, obj); |
cab4feb6 RS |
125 | } |
126 | return 0; | |
127 | } | |
128 | ||
76f5df30 NTND |
129 | static int add_graft_decoration(const struct commit_graft *graft, void *cb_data) |
130 | { | |
bc83266a | 131 | struct commit *commit = lookup_commit(&graft->oid); |
76f5df30 NTND |
132 | if (!commit) |
133 | return 0; | |
134 | add_name_decoration(DECORATION_GRAFTED, "grafted", &commit->object); | |
135 | return 0; | |
136 | } | |
137 | ||
65516f58 | 138 | void load_ref_decorations(struct decoration_filter *filter, int flags) |
cab4feb6 | 139 | { |
76c61fbd | 140 | if (!decoration_loaded) { |
65516f58 RA |
141 | if (filter) { |
142 | struct string_list_item *item; | |
143 | for_each_string_list_item(item, filter->exclude_ref_pattern) { | |
144 | normalize_glob_ref(item, NULL, item->string); | |
145 | } | |
146 | for_each_string_list_item(item, filter->include_ref_pattern) { | |
147 | normalize_glob_ref(item, NULL, item->string); | |
148 | } | |
149 | } | |
76c61fbd JH |
150 | decoration_loaded = 1; |
151 | decoration_flags = flags; | |
65516f58 RA |
152 | for_each_ref(add_ref_decoration, filter); |
153 | head_ref(add_ref_decoration, filter); | |
154 | for_each_commit_graft(add_graft_decoration, filter); | |
cab4feb6 RS |
155 | } |
156 | } | |
157 | ||
4d7b0efc | 158 | static void show_parents(struct commit *commit, int abbrev, FILE *file) |
c8c893c6 LT |
159 | { |
160 | struct commit_list *p; | |
161 | for (p = commit->parents; p ; p = p->next) { | |
162 | struct commit *parent = p->item; | |
aab9583f | 163 | fprintf(file, " %s", find_unique_abbrev(&parent->object.oid, abbrev)); |
c8c893c6 LT |
164 | } |
165 | } | |
166 | ||
91b849b2 JS |
167 | static void show_children(struct rev_info *opt, struct commit *commit, int abbrev) |
168 | { | |
169 | struct commit_list *p = lookup_decoration(&opt->children, &commit->object); | |
170 | for ( ; p; p = p->next) { | |
aab9583f | 171 | fprintf(opt->diffopt.file, " %s", find_unique_abbrev(&p->item->object.oid, abbrev)); |
91b849b2 JS |
172 | } |
173 | } | |
174 | ||
51ff0f27 JH |
175 | /* |
176 | * Do we have HEAD in the output, and also the branch it points at? | |
177 | * If so, find that decoration entry for that current branch. | |
178 | */ | |
179 | static const struct name_decoration *current_pointed_by_HEAD(const struct name_decoration *decoration) | |
180 | { | |
181 | const struct name_decoration *list, *head = NULL; | |
182 | const char *branch_name = NULL; | |
51ff0f27 JH |
183 | int rru_flags; |
184 | ||
185 | /* First find HEAD */ | |
186 | for (list = decoration; list; list = list->next) | |
187 | if (list->type == DECORATION_REF_HEAD) { | |
188 | head = list; | |
189 | break; | |
190 | } | |
191 | if (!head) | |
192 | return NULL; | |
193 | ||
194 | /* Now resolve and find the matching current branch */ | |
744c040b | 195 | branch_name = resolve_ref_unsafe("HEAD", 0, NULL, &rru_flags); |
d79be498 | 196 | if (!branch_name || !(rru_flags & REF_ISSYMREF)) |
51ff0f27 | 197 | return NULL; |
76c61fbd | 198 | |
429ad204 | 199 | if (!starts_with(branch_name, "refs/")) |
51ff0f27 JH |
200 | return NULL; |
201 | ||
202 | /* OK, do we have that ref in the list? */ | |
203 | for (list = decoration; list; list = list->next) | |
204 | if ((list->type == DECORATION_REF_LOCAL) && | |
205 | !strcmp(branch_name, list->name)) { | |
206 | return list; | |
207 | } | |
208 | ||
209 | return NULL; | |
210 | } | |
211 | ||
429ad204 JH |
212 | static void show_name(struct strbuf *sb, const struct name_decoration *decoration) |
213 | { | |
214 | if (decoration_flags == DECORATE_SHORT_REFS) | |
215 | strbuf_addstr(sb, prettify_refname(decoration->name)); | |
216 | else | |
217 | strbuf_addstr(sb, decoration->name); | |
218 | } | |
219 | ||
9d3f002f | 220 | /* |
9271095c HJ |
221 | * The caller makes sure there is no funny color before calling. |
222 | * format_decorations_extended makes sure the same after return. | |
9d3f002f | 223 | */ |
9271095c | 224 | void format_decorations_extended(struct strbuf *sb, |
9d3f002f | 225 | const struct commit *commit, |
9271095c HJ |
226 | int use_color, |
227 | const char *prefix, | |
228 | const char *separator, | |
229 | const char *suffix) | |
ca135e7a | 230 | { |
2608c249 | 231 | const struct name_decoration *decoration; |
51ff0f27 | 232 | const struct name_decoration *current_and_HEAD; |
67a4b586 | 233 | const char *color_commit = |
9d3f002f | 234 | diff_get_color(use_color, DIFF_COMMIT); |
67a4b586 | 235 | const char *color_reset = |
9d3f002f | 236 | decorate_get_color(use_color, DECORATION_NONE); |
ca135e7a | 237 | |
2608c249 | 238 | decoration = get_name_decoration(&commit->object); |
ca135e7a LT |
239 | if (!decoration) |
240 | return; | |
51ff0f27 JH |
241 | |
242 | current_and_HEAD = current_pointed_by_HEAD(decoration); | |
ca135e7a | 243 | while (decoration) { |
51ff0f27 JH |
244 | /* |
245 | * When both current and HEAD are there, only | |
246 | * show HEAD->current where HEAD would have | |
247 | * appeared, skipping the entry for current. | |
248 | */ | |
249 | if (decoration != current_and_HEAD) { | |
250 | strbuf_addstr(sb, color_commit); | |
251 | strbuf_addstr(sb, prefix); | |
252 | strbuf_addstr(sb, color_reset); | |
253 | strbuf_addstr(sb, decorate_get_color(use_color, decoration->type)); | |
254 | if (decoration->type == DECORATION_REF_TAG) | |
255 | strbuf_addstr(sb, "tag: "); | |
256 | ||
429ad204 | 257 | show_name(sb, decoration); |
51ff0f27 JH |
258 | |
259 | if (current_and_HEAD && | |
260 | decoration->type == DECORATION_REF_HEAD) { | |
51ff0f27 JH |
261 | strbuf_addstr(sb, " -> "); |
262 | strbuf_addstr(sb, color_reset); | |
263 | strbuf_addstr(sb, decorate_get_color(use_color, current_and_HEAD->type)); | |
429ad204 | 264 | show_name(sb, current_and_HEAD); |
51ff0f27 JH |
265 | } |
266 | strbuf_addstr(sb, color_reset); | |
267 | ||
268 | prefix = separator; | |
269 | } | |
ca135e7a LT |
270 | decoration = decoration->next; |
271 | } | |
9d3f002f | 272 | strbuf_addstr(sb, color_commit); |
9271095c | 273 | strbuf_addstr(sb, suffix); |
9d3f002f NTND |
274 | strbuf_addstr(sb, color_reset); |
275 | } | |
276 | ||
277 | void show_decorations(struct rev_info *opt, struct commit *commit) | |
278 | { | |
279 | struct strbuf sb = STRBUF_INIT; | |
280 | ||
281 | if (opt->show_source && commit->util) | |
4d7b0efc | 282 | fprintf(opt->diffopt.file, "\t%s", (char *) commit->util); |
9d3f002f NTND |
283 | if (!opt->show_decorations) |
284 | return; | |
285 | format_decorations(&sb, commit, opt->diffopt.use_color); | |
4d7b0efc | 286 | fputs(sb.buf, opt->diffopt.file); |
9d3f002f | 287 | strbuf_release(&sb); |
ca135e7a LT |
288 | } |
289 | ||
e00de24b JS |
290 | static unsigned int digits_in_number(unsigned int number) |
291 | { | |
292 | unsigned int i = 10, result = 1; | |
293 | while (i <= number) { | |
294 | i *= 10; | |
295 | result++; | |
296 | } | |
297 | return result; | |
298 | } | |
299 | ||
d28b5d47 JH |
300 | void fmt_output_subject(struct strbuf *filename, |
301 | const char *subject, | |
021f2f4c | 302 | struct rev_info *info) |
6fa8e627 | 303 | { |
021f2f4c JH |
304 | const char *suffix = info->patch_suffix; |
305 | int nr = info->nr; | |
d28b5d47 JH |
306 | int start_len = filename->len; |
307 | int max_len = start_len + FORMAT_PATCH_NAME_MAX - (strlen(suffix) + 1); | |
308 | ||
5fe10fe8 JH |
309 | if (0 < info->reroll_count) |
310 | strbuf_addf(filename, "v%d-", info->reroll_count); | |
d28b5d47 JH |
311 | strbuf_addf(filename, "%04d-%s", nr, subject); |
312 | ||
313 | if (max_len < filename->len) | |
314 | strbuf_setlen(filename, max_len); | |
315 | strbuf_addstr(filename, suffix); | |
316 | } | |
317 | ||
318 | void fmt_output_commit(struct strbuf *filename, | |
319 | struct commit *commit, | |
320 | struct rev_info *info) | |
321 | { | |
322 | struct pretty_print_context ctx = {0}; | |
323 | struct strbuf subject = STRBUF_INIT; | |
324 | ||
325 | format_commit_message(commit, "%f", &subject, &ctx); | |
326 | fmt_output_subject(filename, subject.buf, info); | |
327 | strbuf_release(&subject); | |
6fa8e627 SB |
328 | } |
329 | ||
8ffc8dc6 RS |
330 | void fmt_output_email_subject(struct strbuf *sb, struct rev_info *opt) |
331 | { | |
332 | if (opt->total > 0) { | |
333 | strbuf_addf(sb, "Subject: [%s%s%0*d/%d] ", | |
334 | opt->subject_prefix, | |
335 | *opt->subject_prefix ? " " : "", | |
336 | digits_in_number(opt->total), | |
337 | opt->nr, opt->total); | |
338 | } else if (opt->total == 0 && opt->subject_prefix && *opt->subject_prefix) { | |
339 | strbuf_addf(sb, "Subject: [%s] ", | |
340 | opt->subject_prefix); | |
341 | } else { | |
342 | strbuf_addstr(sb, "Subject: "); | |
343 | } | |
344 | } | |
345 | ||
108dab28 | 346 | void log_write_email_headers(struct rev_info *opt, struct commit *commit, |
267123b4 | 347 | const char **extra_headers_p, |
50cd54ef | 348 | int *need_8bit_cte_p, |
349 | int maybe_multipart) | |
b02bd65f | 350 | { |
b02bd65f | 351 | const char *extra_headers = opt->extra_headers; |
3a30aa17 | 352 | const char *name = oid_to_hex(opt->zero_commit ? |
353 | &null_oid : &commit->object.oid); | |
267123b4 JH |
354 | |
355 | *need_8bit_cte_p = 0; /* unknown */ | |
b02bd65f | 356 | |
4d7b0efc | 357 | fprintf(opt->diffopt.file, "From %s Mon Sep 17 00:00:00 2001\n", name); |
7fefda5c AS |
358 | graph_show_oneline(opt->graph); |
359 | if (opt->message_id) { | |
4d7b0efc | 360 | fprintf(opt->diffopt.file, "Message-Id: <%s>\n", opt->message_id); |
7fefda5c AS |
361 | graph_show_oneline(opt->graph); |
362 | } | |
b079c50e TR |
363 | if (opt->ref_message_ids && opt->ref_message_ids->nr > 0) { |
364 | int i, n; | |
365 | n = opt->ref_message_ids->nr; | |
4d7b0efc | 366 | fprintf(opt->diffopt.file, "In-Reply-To: <%s>\n", opt->ref_message_ids->items[n-1].string); |
b079c50e | 367 | for (i = 0; i < n; i++) |
4d7b0efc | 368 | fprintf(opt->diffopt.file, "%s<%s>\n", (i > 0 ? "\t" : "References: "), |
b079c50e | 369 | opt->ref_message_ids->items[i].string); |
7fefda5c AS |
370 | graph_show_oneline(opt->graph); |
371 | } | |
50cd54ef | 372 | if (opt->mime_boundary && maybe_multipart) { |
b02bd65f DB |
373 | static char subject_buffer[1024]; |
374 | static char buffer[1024]; | |
108dab28 | 375 | struct strbuf filename = STRBUF_INIT; |
267123b4 | 376 | *need_8bit_cte_p = -1; /* NEVER */ |
b02bd65f DB |
377 | snprintf(subject_buffer, sizeof(subject_buffer) - 1, |
378 | "%s" | |
379 | "MIME-Version: 1.0\n" | |
380 | "Content-Type: multipart/mixed;" | |
381 | " boundary=\"%s%s\"\n" | |
382 | "\n" | |
383 | "This is a multi-part message in MIME " | |
384 | "format.\n" | |
385 | "--%s%s\n" | |
386 | "Content-Type: text/plain; " | |
387 | "charset=UTF-8; format=fixed\n" | |
388 | "Content-Transfer-Encoding: 8bit\n\n", | |
389 | extra_headers ? extra_headers : "", | |
390 | mime_boundary_leader, opt->mime_boundary, | |
391 | mime_boundary_leader, opt->mime_boundary); | |
392 | extra_headers = subject_buffer; | |
393 | ||
38ec23ac JH |
394 | if (opt->numbered_files) |
395 | strbuf_addf(&filename, "%d", opt->nr); | |
396 | else | |
d28b5d47 | 397 | fmt_output_commit(&filename, commit, opt); |
b02bd65f | 398 | snprintf(buffer, sizeof(buffer) - 1, |
6b2fbaaf | 399 | "\n--%s%s\n" |
b02bd65f | 400 | "Content-Type: text/x-patch;" |
108dab28 | 401 | " name=\"%s\"\n" |
b02bd65f DB |
402 | "Content-Transfer-Encoding: 8bit\n" |
403 | "Content-Disposition: %s;" | |
108dab28 | 404 | " filename=\"%s\"\n\n", |
b02bd65f | 405 | mime_boundary_leader, opt->mime_boundary, |
108dab28 | 406 | filename.buf, |
b02bd65f | 407 | opt->no_inline ? "attachment" : "inline", |
108dab28 | 408 | filename.buf); |
b02bd65f | 409 | opt->diffopt.stat_sep = buffer; |
108dab28 | 410 | strbuf_release(&filename); |
b02bd65f | 411 | } |
b02bd65f DB |
412 | *extra_headers_p = extra_headers; |
413 | } | |
414 | ||
c6b3ec41 JH |
415 | static void show_sig_lines(struct rev_info *opt, int status, const char *bol) |
416 | { | |
417 | const char *color, *reset, *eol; | |
418 | ||
419 | color = diff_get_color_opt(&opt->diffopt, | |
420 | status ? DIFF_WHITESPACE : DIFF_FRAGINFO); | |
421 | reset = diff_get_color_opt(&opt->diffopt, DIFF_RESET); | |
422 | while (*bol) { | |
423 | eol = strchrnul(bol, '\n'); | |
4d7b0efc | 424 | fprintf(opt->diffopt.file, "%s%.*s%s%s", color, (int)(eol - bol), bol, reset, |
c6b3ec41 | 425 | *eol ? "\n" : ""); |
cf3983d1 | 426 | graph_show_oneline(opt->graph); |
c6b3ec41 JH |
427 | bol = (*eol) ? (eol + 1) : eol; |
428 | } | |
429 | } | |
430 | ||
0c37f1fc JH |
431 | static void show_signature(struct rev_info *opt, struct commit *commit) |
432 | { | |
433 | struct strbuf payload = STRBUF_INIT; | |
434 | struct strbuf signature = STRBUF_INIT; | |
435 | struct strbuf gpg_output = STRBUF_INIT; | |
436 | int status; | |
0c37f1fc | 437 | |
218aa3a6 | 438 | if (parse_signed_commit(commit, &payload, &signature) <= 0) |
0c37f1fc JH |
439 | goto out; |
440 | ||
441 | status = verify_signed_buffer(payload.buf, payload.len, | |
442 | signature.buf, signature.len, | |
9cc4ac8f | 443 | &gpg_output, NULL); |
0c37f1fc JH |
444 | if (status && !gpg_output.len) |
445 | strbuf_addstr(&gpg_output, "No signature\n"); | |
446 | ||
c6b3ec41 | 447 | show_sig_lines(opt, status, gpg_output.buf); |
0c37f1fc JH |
448 | |
449 | out: | |
450 | strbuf_release(&gpg_output); | |
451 | strbuf_release(&payload); | |
452 | strbuf_release(&signature); | |
453 | } | |
454 | ||
a92ea68f | 455 | static int which_parent(const struct object_id *oid, const struct commit *commit) |
824958e5 JH |
456 | { |
457 | int nth; | |
458 | const struct commit_list *parent; | |
459 | ||
460 | for (nth = 0, parent = commit->parents; parent; parent = parent->next) { | |
a92ea68f | 461 | if (!oidcmp(&parent->item->object.oid, oid)) |
824958e5 JH |
462 | return nth; |
463 | nth++; | |
464 | } | |
465 | return -1; | |
466 | } | |
467 | ||
d041ffa5 JH |
468 | static int is_common_merge(const struct commit *commit) |
469 | { | |
470 | return (commit->parents | |
471 | && commit->parents->next | |
472 | && !commit->parents->next->next); | |
473 | } | |
474 | ||
fef461ea JS |
475 | static int show_one_mergetag(struct commit *commit, |
476 | struct commit_extra_header *extra, | |
477 | void *data) | |
824958e5 | 478 | { |
063da62b | 479 | struct rev_info *opt = (struct rev_info *)data; |
a92ea68f | 480 | struct object_id oid; |
824958e5 JH |
481 | struct tag *tag; |
482 | struct strbuf verify_message; | |
483 | int status, nth; | |
484 | size_t payload_size, gpg_message_offset; | |
485 | ||
169c9c01 | 486 | hash_object_file(extra->value, extra->len, type_name(OBJ_TAG), &oid); |
d3101b53 | 487 | tag = lookup_tag(&oid); |
824958e5 | 488 | if (!tag) |
fef461ea | 489 | return -1; /* error message already given */ |
824958e5 JH |
490 | |
491 | strbuf_init(&verify_message, 256); | |
492 | if (parse_tag_buffer(tag, extra->value, extra->len)) | |
493 | strbuf_addstr(&verify_message, "malformed mergetag\n"); | |
d041ffa5 | 494 | else if (is_common_merge(commit) && |
f2fd0760 | 495 | !oidcmp(&tag->tagged->oid, |
496 | &commit->parents->next->item->object.oid)) | |
d041ffa5 JH |
497 | strbuf_addf(&verify_message, |
498 | "merged tag '%s'\n", tag->tag); | |
a92ea68f | 499 | else if ((nth = which_parent(&tag->tagged->oid, commit)) < 0) |
824958e5 | 500 | strbuf_addf(&verify_message, "tag %s names a non-parent %s\n", |
ed1c9977 | 501 | tag->tag, tag->tagged->oid.hash); |
824958e5 JH |
502 | else |
503 | strbuf_addf(&verify_message, | |
504 | "parent #%d, tagged '%s'\n", nth + 1, tag->tag); | |
505 | gpg_message_offset = verify_message.len; | |
506 | ||
507 | payload_size = parse_signature(extra->value, extra->len); | |
1315093f | 508 | status = -1; |
42c55ce4 MG |
509 | if (extra->len > payload_size) { |
510 | /* could have a good signature */ | |
511 | if (!verify_signed_buffer(extra->value, payload_size, | |
512 | extra->value + payload_size, | |
513 | extra->len - payload_size, | |
514 | &verify_message, NULL)) | |
515 | status = 0; /* good */ | |
516 | else if (verify_message.len <= gpg_message_offset) | |
517 | strbuf_addstr(&verify_message, "No signature\n"); | |
518 | /* otherwise we couldn't verify, which is shown as bad */ | |
519 | } | |
824958e5 JH |
520 | |
521 | show_sig_lines(opt, status, verify_message.buf); | |
522 | strbuf_release(&verify_message); | |
fef461ea | 523 | return 0; |
824958e5 JH |
524 | } |
525 | ||
fef461ea | 526 | static int show_mergetag(struct rev_info *opt, struct commit *commit) |
824958e5 | 527 | { |
fef461ea | 528 | return for_each_mergetag(show_one_mergetag, commit, opt); |
824958e5 JH |
529 | } |
530 | ||
02865655 | 531 | void show_log(struct rev_info *opt) |
91539833 | 532 | { |
f285a2d7 | 533 | struct strbuf msgbuf = STRBUF_INIT; |
39bc9a6c | 534 | struct log_info *log = opt->loginfo; |
91539833 | 535 | struct commit *commit = log->commit, *parent = log->parent; |
a92ea68f | 536 | int abbrev_commit = opt->abbrev_commit ? opt->abbrev : GIT_SHA1_HEXSZ; |
dd2e794a TR |
537 | const char *extra_headers = opt->extra_headers; |
538 | struct pretty_print_context ctx = {0}; | |
91539833 LT |
539 | |
540 | opt->loginfo = NULL; | |
541 | if (!opt->verbose_header) { | |
7fefda5c AS |
542 | graph_show_commit(opt->graph); |
543 | ||
1df2d656 | 544 | if (!opt->graph) |
b1b47554 | 545 | put_revision_mark(opt, commit); |
aab9583f | 546 | fputs(find_unique_abbrev(&commit->object.oid, abbrev_commit), opt->diffopt.file); |
885cf808 | 547 | if (opt->print_parents) |
4d7b0efc | 548 | show_parents(commit, abbrev_commit, opt->diffopt.file); |
91b849b2 JS |
549 | if (opt->children.name) |
550 | show_children(opt, commit, abbrev_commit); | |
0f3a290b | 551 | show_decorations(opt, commit); |
7fefda5c | 552 | if (opt->graph && !graph_is_commit_finished(opt->graph)) { |
4d7b0efc | 553 | putc('\n', opt->diffopt.file); |
7fefda5c AS |
554 | graph_show_remainder(opt->graph); |
555 | } | |
4d7b0efc | 556 | putc(opt->diffopt.line_termination, opt->diffopt.file); |
91539833 LT |
557 | return; |
558 | } | |
559 | ||
560 | /* | |
8715227d JK |
561 | * If use_terminator is set, we already handled any record termination |
562 | * at the end of the last record. | |
02865655 AS |
563 | * Otherwise, add a diffopt.line_termination character before all |
564 | * entries but the first. (IOW, as a separator between entries) | |
91539833 | 565 | */ |
7fefda5c AS |
566 | if (opt->shown_one && !opt->use_terminator) { |
567 | /* | |
568 | * If entries are separated by a newline, the output | |
569 | * should look human-readable. If the last entry ended | |
570 | * with a newline, print the graph output before this | |
571 | * newline. Otherwise it will end up as a completely blank | |
572 | * line and will look like a gap in the graph. | |
573 | * | |
574 | * If the entry separator is not a newline, the output is | |
575 | * primarily intended for programmatic consumption, and we | |
576 | * never want the extra graph output before the entry | |
577 | * separator. | |
578 | */ | |
579 | if (opt->diffopt.line_termination == '\n' && | |
580 | !opt->missing_newline) | |
581 | graph_show_padding(opt->graph); | |
4d7b0efc | 582 | putc(opt->diffopt.line_termination, opt->diffopt.file); |
7fefda5c | 583 | } |
91539833 LT |
584 | opt->shown_one = 1; |
585 | ||
7fefda5c AS |
586 | /* |
587 | * If the history graph was requested, | |
588 | * print the graph, up to this commit's line | |
589 | */ | |
590 | graph_show_commit(opt->graph); | |
591 | ||
91539833 LT |
592 | /* |
593 | * Print header line of header.. | |
594 | */ | |
3eefc189 | 595 | |
9f23e040 | 596 | if (cmit_fmt_is_mail(opt->commit_format)) { |
6d167fd7 | 597 | log_write_email_headers(opt, commit, &extra_headers, |
50cd54ef | 598 | &ctx.need_8bit_cte, 1); |
6d167fd7 RS |
599 | ctx.rev = opt; |
600 | ctx.print_email_subject = 1; | |
e52a5de4 | 601 | } else if (opt->commit_format != CMIT_FMT_USERFORMAT) { |
4d7b0efc | 602 | fputs(diff_get_color_opt(&opt->diffopt, DIFF_COMMIT), opt->diffopt.file); |
74bd9029 | 603 | if (opt->commit_format != CMIT_FMT_ONELINE) |
4d7b0efc | 604 | fputs("commit ", opt->diffopt.file); |
7528f27d | 605 | |
1df2d656 | 606 | if (!opt->graph) |
b1b47554 | 607 | put_revision_mark(opt, commit); |
aab9583f | 608 | fputs(find_unique_abbrev(&commit->object.oid, |
609 | abbrev_commit), | |
4d7b0efc | 610 | opt->diffopt.file); |
885cf808 | 611 | if (opt->print_parents) |
4d7b0efc | 612 | show_parents(commit, abbrev_commit, opt->diffopt.file); |
91b849b2 JS |
613 | if (opt->children.name) |
614 | show_children(opt, commit, abbrev_commit); | |
73f0a157 | 615 | if (parent) |
4d7b0efc | 616 | fprintf(opt->diffopt.file, " (from %s)", |
aab9583f | 617 | find_unique_abbrev(&parent->object.oid, abbrev_commit)); |
4d7b0efc | 618 | fputs(diff_get_color_opt(&opt->diffopt, DIFF_RESET), opt->diffopt.file); |
0f3a290b | 619 | show_decorations(opt, commit); |
7fefda5c | 620 | if (opt->commit_format == CMIT_FMT_ONELINE) { |
4d7b0efc | 621 | putc(' ', opt->diffopt.file); |
7fefda5c | 622 | } else { |
4d7b0efc | 623 | putc('\n', opt->diffopt.file); |
7fefda5c AS |
624 | graph_show_oneline(opt->graph); |
625 | } | |
903b45fe | 626 | if (opt->reflog_info) { |
7fefda5c AS |
627 | /* |
628 | * setup_revisions() ensures that opt->reflog_info | |
629 | * and opt->graph cannot both be set, | |
630 | * so we don't need to worry about printing the | |
631 | * graph info here. | |
632 | */ | |
4d12a471 | 633 | show_reflog_message(opt->reflog_info, |
55ccf85a | 634 | opt->commit_format == CMIT_FMT_ONELINE, |
a5481a6c | 635 | &opt->date_mode, |
55ccf85a | 636 | opt->date_mode_explicit); |
02865655 | 637 | if (opt->commit_format == CMIT_FMT_ONELINE) |
903b45fe | 638 | return; |
903b45fe | 639 | } |
3eefc189 | 640 | } |
91539833 | 641 | |
824958e5 | 642 | if (opt->show_signature) { |
0c37f1fc | 643 | show_signature(opt, commit); |
824958e5 JH |
644 | show_mergetag(opt, commit); |
645 | } | |
0c37f1fc | 646 | |
ddf333f6 JH |
647 | if (opt->show_notes) { |
648 | int raw; | |
649 | struct strbuf notebuf = STRBUF_INIT; | |
650 | ||
651 | raw = (opt->commit_format == CMIT_FMT_USERFORMAT); | |
fb61e4d3 | 652 | format_display_notes(&commit->object.oid, ¬ebuf, |
ddf333f6 JH |
653 | get_log_output_encoding(), raw); |
654 | ctx.notes_message = notebuf.len | |
655 | ? strbuf_detach(¬ebuf, NULL) | |
656 | : xcalloc(1, 1); | |
657 | } | |
658 | ||
91539833 LT |
659 | /* |
660 | * And then the pretty-printed message itself | |
661 | */ | |
5289c56a NTND |
662 | if (ctx.need_8bit_cte >= 0 && opt->add_signoff) |
663 | ctx.need_8bit_cte = | |
664 | has_non_ascii(fmt_name(getenv("GIT_COMMITTER_NAME"), | |
665 | getenv("GIT_COMMITTER_EMAIL"))); | |
dd2e794a | 666 | ctx.date_mode = opt->date_mode; |
f026c756 | 667 | ctx.date_mode_explicit = opt->date_mode_explicit; |
dd2e794a TR |
668 | ctx.abbrev = opt->diffopt.abbrev; |
669 | ctx.after_subject = extra_headers; | |
9553d2b2 | 670 | ctx.preserve_subject = opt->preserve_subject; |
8f8f5476 | 671 | ctx.reflog_info = opt->reflog_info; |
6bf13944 | 672 | ctx.fmt = opt->commit_format; |
0e2913b0 | 673 | ctx.mailmap = opt->mailmap; |
30825178 | 674 | ctx.color = opt->diffopt.use_color; |
7cc13c71 | 675 | ctx.expand_tabs_in_log = opt->expand_tabs_in_log; |
ecaee805 | 676 | ctx.output_encoding = get_log_output_encoding(); |
a9080475 JK |
677 | if (opt->from_ident.mail_begin && opt->from_ident.name_begin) |
678 | ctx.from_ident = &opt->from_ident; | |
3ad87c80 JK |
679 | if (opt->graph) |
680 | ctx.graph_width = graph_width(opt->graph); | |
6bf13944 | 681 | pretty_print_commit(&ctx, commit, &msgbuf); |
212620fe JH |
682 | |
683 | if (opt->add_signoff) | |
5289c56a | 684 | append_signoff(&msgbuf, 0, APPEND_SIGNOFF_DEDUP); |
212620fe | 685 | |
5a664cf2 | 686 | if ((ctx.fmt != CMIT_FMT_USERFORMAT) && |
bd1470b8 | 687 | ctx.notes_message && *ctx.notes_message) { |
9f23e040 | 688 | if (cmit_fmt_is_mail(ctx.fmt)) { |
bd1470b8 JH |
689 | strbuf_addstr(&msgbuf, "---\n"); |
690 | opt->shown_dashes = 1; | |
691 | } | |
5a664cf2 | 692 | strbuf_addstr(&msgbuf, ctx.notes_message); |
bd1470b8 | 693 | } |
cf2251b6 | 694 | |
7fefda5c | 695 | if (opt->show_log_size) { |
4d7b0efc | 696 | fprintf(opt->diffopt.file, "log size %i\n", (int)msgbuf.len); |
7fefda5c AS |
697 | graph_show_oneline(opt->graph); |
698 | } | |
9fa3465d | 699 | |
7fefda5c AS |
700 | /* |
701 | * Set opt->missing_newline if msgbuf doesn't | |
702 | * end in a newline (including if it is empty) | |
703 | */ | |
704 | if (!msgbuf.len || msgbuf.buf[msgbuf.len - 1] != '\n') | |
705 | opt->missing_newline = 1; | |
706 | else | |
707 | opt->missing_newline = 0; | |
708 | ||
660e113c | 709 | graph_show_commit_msg(opt->graph, opt->diffopt.file, &msgbuf); |
b9c7d6e4 | 710 | if (opt->use_terminator && !commit_format_is_empty(opt->commit_format)) { |
7fefda5c AS |
711 | if (!opt->missing_newline) |
712 | graph_show_padding(opt->graph); | |
4d7b0efc | 713 | putc(opt->diffopt.line_termination, opt->diffopt.file); |
7fefda5c AS |
714 | } |
715 | ||
674d1727 | 716 | strbuf_release(&msgbuf); |
ddf333f6 | 717 | free(ctx.notes_message); |
91539833 LT |
718 | } |
719 | ||
cd2bdc53 | 720 | int log_tree_diff_flush(struct rev_info *opt) |
5f1c3f07 | 721 | { |
bd1470b8 | 722 | opt->shown_dashes = 0; |
5f1c3f07 | 723 | diffcore_std(&opt->diffopt); |
91539833 | 724 | |
5f1c3f07 JH |
725 | if (diff_queue_is_empty()) { |
726 | int saved_fmt = opt->diffopt.output_format; | |
727 | opt->diffopt.output_format = DIFF_FORMAT_NO_OUTPUT; | |
728 | diff_flush(&opt->diffopt); | |
729 | opt->diffopt.output_format = saved_fmt; | |
730 | return 0; | |
731 | } | |
91539833 | 732 | |
3969cf7d | 733 | if (opt->loginfo && !opt->no_commit_id) { |
02865655 | 734 | show_log(opt); |
304b5af6 LT |
735 | if ((opt->diffopt.output_format & ~DIFF_FORMAT_NO_OUTPUT) && |
736 | opt->verbose_header && | |
b9c7d6e4 JK |
737 | opt->commit_format != CMIT_FMT_ONELINE && |
738 | !commit_format_is_empty(opt->commit_format)) { | |
1d34c50f JH |
739 | /* |
740 | * When showing a verbose header (i.e. log message), | |
741 | * and not in --pretty=oneline format, we would want | |
742 | * an extra newline between the end of log and the | |
743 | * diff/diffstat output for readability. | |
744 | */ | |
3969cf7d | 745 | int pch = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_PATCH; |
81bd1b2a BY |
746 | if (opt->diffopt.output_prefix) { |
747 | struct strbuf *msg = NULL; | |
748 | msg = opt->diffopt.output_prefix(&opt->diffopt, | |
749 | opt->diffopt.output_prefix_data); | |
4d7b0efc | 750 | fwrite(msg->buf, msg->len, 1, opt->diffopt.file); |
81bd1b2a | 751 | } |
1d34c50f JH |
752 | |
753 | /* | |
754 | * We may have shown three-dashes line early | |
755 | * between notes and the log message, in which | |
756 | * case we only want a blank line after the | |
757 | * notes without (an extra) three-dashes line. | |
758 | * Otherwise, we show the three-dashes line if | |
759 | * we are showing the patch with diffstat, but | |
760 | * in that case, there is no extra blank line | |
761 | * after the three-dashes line. | |
762 | */ | |
763 | if (!opt->shown_dashes && | |
764 | (pch & opt->diffopt.output_format) == pch) | |
4d7b0efc JS |
765 | fprintf(opt->diffopt.file, "---"); |
766 | putc('\n', opt->diffopt.file); | |
3969cf7d JH |
767 | } |
768 | } | |
5f1c3f07 JH |
769 | diff_flush(&opt->diffopt); |
770 | return 1; | |
771 | } | |
772 | ||
cd2bdc53 | 773 | static int do_diff_combined(struct rev_info *opt, struct commit *commit) |
5f1c3f07 | 774 | { |
82889295 | 775 | diff_tree_combined_merge(commit, opt->dense_combined_merges, opt); |
91539833 | 776 | return !opt->loginfo; |
5f1c3f07 JH |
777 | } |
778 | ||
91539833 LT |
779 | /* |
780 | * Show the diff of a commit. | |
781 | * | |
782 | * Return true if we printed any log info messages | |
783 | */ | |
784 | static int log_tree_diff(struct rev_info *opt, struct commit *commit, struct log_info *log) | |
5f1c3f07 | 785 | { |
91539833 | 786 | int showed_log; |
5f1c3f07 | 787 | struct commit_list *parents; |
f2fd0760 | 788 | struct object_id *oid; |
5f1c3f07 | 789 | |
0d1e0e78 | 790 | if (!opt->diff && !opt->diffopt.flags.exit_with_status) |
91539833 LT |
791 | return 0; |
792 | ||
7059dccc | 793 | parse_commit_or_die(commit); |
2e27bd77 | 794 | oid = get_commit_tree_oid(commit); |
d1b9b767 | 795 | |
5f1c3f07 | 796 | /* Root commit? */ |
53d00b39 | 797 | parents = get_saved_parents(opt, commit); |
91539833 | 798 | if (!parents) { |
2b60356d | 799 | if (opt->show_root_diff) { |
7b8dea0c | 800 | diff_root_tree_oid(oid, "", &opt->diffopt); |
2b60356d RS |
801 | log_tree_diff_flush(opt); |
802 | } | |
91539833 | 803 | return !opt->loginfo; |
5f1c3f07 JH |
804 | } |
805 | ||
806 | /* More than one parent? */ | |
91539833 | 807 | if (parents && parents->next) { |
5f1c3f07 JH |
808 | if (opt->ignore_merges) |
809 | return 0; | |
810 | else if (opt->combine_merges) | |
811 | return do_diff_combined(opt, commit); | |
88d9d45d PB |
812 | else if (opt->first_parent_only) { |
813 | /* | |
814 | * Generate merge log entry only for the first | |
815 | * parent, showing summary diff of the others | |
816 | * we merged _in_. | |
817 | */ | |
7059dccc | 818 | parse_commit_or_die(parents->item); |
2e27bd77 | 819 | diff_tree_oid(get_commit_tree_oid(parents->item), |
66f414f8 | 820 | oid, "", &opt->diffopt); |
88d9d45d PB |
821 | log_tree_diff_flush(opt); |
822 | return !opt->loginfo; | |
823 | } | |
91539833 LT |
824 | |
825 | /* If we show individual diffs, show the parent info */ | |
826 | log->parent = parents->item; | |
5f1c3f07 JH |
827 | } |
828 | ||
91539833 LT |
829 | showed_log = 0; |
830 | for (;;) { | |
5f1c3f07 | 831 | struct commit *parent = parents->item; |
5f1c3f07 | 832 | |
7059dccc | 833 | parse_commit_or_die(parent); |
2e27bd77 | 834 | diff_tree_oid(get_commit_tree_oid(parent), |
66f414f8 | 835 | oid, "", &opt->diffopt); |
91539833 LT |
836 | log_tree_diff_flush(opt); |
837 | ||
838 | showed_log |= !opt->loginfo; | |
839 | ||
840 | /* Set up the log info for the next parent, if any.. */ | |
841 | parents = parents->next; | |
842 | if (!parents) | |
843 | break; | |
844 | log->parent = parents->item; | |
845 | opt->loginfo = log; | |
846 | } | |
847 | return showed_log; | |
848 | } | |
849 | ||
850 | int log_tree_commit(struct rev_info *opt, struct commit *commit) | |
851 | { | |
852 | struct log_info log; | |
6ea57703 | 853 | int shown, close_file = opt->diffopt.close_file; |
91539833 LT |
854 | |
855 | log.commit = commit; | |
856 | log.parent = NULL; | |
857 | opt->loginfo = &log; | |
6ea57703 | 858 | opt->diffopt.close_file = 0; |
91539833 | 859 | |
12da1d1f TR |
860 | if (opt->line_level_traverse) |
861 | return line_log_print(opt, commit); | |
862 | ||
1b32dece | 863 | if (opt->track_linear && !opt->linear && !opt->reverse_output_stage) |
4d7b0efc | 864 | fprintf(opt->diffopt.file, "\n%s\n", opt->break_bar); |
3eefc189 JH |
865 | shown = log_tree_diff(opt, commit, &log); |
866 | if (!shown && opt->loginfo && opt->always_show_header) { | |
91539833 | 867 | log.parent = NULL; |
02865655 | 868 | show_log(opt); |
3eefc189 | 869 | shown = 1; |
5f1c3f07 | 870 | } |
1b32dece | 871 | if (opt->track_linear && !opt->linear && opt->reverse_output_stage) |
4d7b0efc | 872 | fprintf(opt->diffopt.file, "\n%s\n", opt->break_bar); |
91539833 | 873 | opt->loginfo = NULL; |
4d7b0efc | 874 | maybe_flush_or_die(opt->diffopt.file, "stdout"); |
6ea57703 JS |
875 | if (close_file) |
876 | fclose(opt->diffopt.file); | |
3eefc189 | 877 | return shown; |
5f1c3f07 | 878 | } |