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Commit | Line | Data |
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93fc05eb | 1 | #include "cache.h" |
b2141fc1 | 2 | #include "config.h" |
93fc05eb | 3 | #include "commit.h" |
93fc05eb JS |
4 | #include "utf8.h" |
5 | #include "diff.h" | |
6 | #include "revision.h" | |
c455c87c | 7 | #include "string-list.h" |
e0cbc397 | 8 | #include "mailmap.h" |
3b3d443f | 9 | #include "log-tree.h" |
a97a7468 | 10 | #include "notes.h" |
c002922a | 11 | #include "color.h" |
8f8f5476 | 12 | #include "reflog-walk.h" |
f6667c5e | 13 | #include "gpg-interface.h" |
d9f31fbf | 14 | #include "trailer.h" |
15ae82d5 | 15 | #include "run-command.h" |
93fc05eb | 16 | |
304a50ad PS |
17 | /* |
18 | * The limit for formatting directives, which enable the caller to append | |
19 | * arbitrarily many bytes to the formatted buffer. This includes padding | |
20 | * and wrapping formatters. | |
21 | */ | |
22 | #define FORMATTING_LIMIT (16 * 1024) | |
23 | ||
93fc05eb | 24 | static char *user_format; |
40957891 WP |
25 | static struct cmt_fmt_map { |
26 | const char *name; | |
27 | enum cmit_fmt format; | |
28 | int is_tformat; | |
0893eec8 | 29 | int expand_tabs_in_log; |
2d7671ef | 30 | int is_alias; |
618a8550 | 31 | enum date_mode_type default_date_mode_type; |
2d7671ef | 32 | const char *user_format; |
40957891 | 33 | } *commit_formats; |
8028184e | 34 | static size_t builtin_formats_len; |
40957891 | 35 | static size_t commit_formats_len; |
8028184e | 36 | static size_t commit_formats_alloc; |
40957891 | 37 | static struct cmt_fmt_map *find_commit_format(const char *sought); |
93fc05eb | 38 | |
b9c7d6e4 JK |
39 | int commit_format_is_empty(enum cmit_fmt fmt) |
40 | { | |
41 | return fmt == CMIT_FMT_USERFORMAT && !*user_format; | |
42 | } | |
43 | ||
36407548 NS |
44 | static void save_user_format(struct rev_info *rev, const char *cp, int is_tformat) |
45 | { | |
46 | free(user_format); | |
47 | user_format = xstrdup(cp); | |
48 | if (is_tformat) | |
49 | rev->use_terminator = 1; | |
50 | rev->commit_format = CMIT_FMT_USERFORMAT; | |
51 | } | |
52 | ||
783a86c1 | 53 | static int git_pretty_formats_config(const char *var, const char *value, |
5cf88fd8 | 54 | void *cb UNUSED) |
93fc05eb | 55 | { |
8028184e WP |
56 | struct cmt_fmt_map *commit_format = NULL; |
57 | const char *name; | |
58 | const char *fmt; | |
93fc05eb | 59 | int i; |
8028184e | 60 | |
95b567c7 | 61 | if (!skip_prefix(var, "pretty.", &name)) |
8028184e WP |
62 | return 0; |
63 | ||
8028184e WP |
64 | for (i = 0; i < builtin_formats_len; i++) { |
65 | if (!strcmp(commit_formats[i].name, name)) | |
66 | return 0; | |
67 | } | |
68 | ||
69 | for (i = builtin_formats_len; i < commit_formats_len; i++) { | |
70 | if (!strcmp(commit_formats[i].name, name)) { | |
71 | commit_format = &commit_formats[i]; | |
72 | break; | |
73 | } | |
74 | } | |
75 | ||
76 | if (!commit_format) { | |
77 | ALLOC_GROW(commit_formats, commit_formats_len+1, | |
78 | commit_formats_alloc); | |
79 | commit_format = &commit_formats[commit_formats_len]; | |
95a2618f | 80 | memset(commit_format, 0, sizeof(*commit_format)); |
8028184e WP |
81 | commit_formats_len++; |
82 | } | |
83 | ||
84 | commit_format->name = xstrdup(name); | |
85 | commit_format->format = CMIT_FMT_USERFORMAT; | |
a26bc613 TA |
86 | if (git_config_string(&fmt, var, value)) |
87 | return -1; | |
88 | ||
e3f1da98 RS |
89 | if (skip_prefix(fmt, "format:", &fmt)) |
90 | commit_format->is_tformat = 0; | |
91 | else if (skip_prefix(fmt, "tformat:", &fmt) || strchr(fmt, '%')) | |
8028184e WP |
92 | commit_format->is_tformat = 1; |
93 | else | |
94 | commit_format->is_alias = 1; | |
95 | commit_format->user_format = fmt; | |
96 | ||
97 | return 0; | |
98 | } | |
99 | ||
40957891 | 100 | static void setup_commit_formats(void) |
93fc05eb | 101 | { |
40957891 | 102 | struct cmt_fmt_map builtin_formats[] = { |
0893eec8 | 103 | { "raw", CMIT_FMT_RAW, 0, 0 }, |
fe37a9c5 | 104 | { "medium", CMIT_FMT_MEDIUM, 0, 8 }, |
0893eec8 JH |
105 | { "short", CMIT_FMT_SHORT, 0, 0 }, |
106 | { "email", CMIT_FMT_EMAIL, 0, 0 }, | |
9f23e040 | 107 | { "mboxrd", CMIT_FMT_MBOXRD, 0, 0 }, |
fe37a9c5 JH |
108 | { "fuller", CMIT_FMT_FULLER, 0, 8 }, |
109 | { "full", CMIT_FMT_FULL, 0, 8 }, | |
1f0fc1db DL |
110 | { "oneline", CMIT_FMT_ONELINE, 1, 0 }, |
111 | { "reference", CMIT_FMT_USERFORMAT, 1, 0, | |
112 | 0, DATE_SHORT, "%C(auto)%h (%s, %ad)" }, | |
5a59a230 NTND |
113 | /* |
114 | * Please update $__git_log_pretty_formats in | |
115 | * git-completion.bash when you add new formats. | |
116 | */ | |
4da45bef | 117 | }; |
40957891 | 118 | commit_formats_len = ARRAY_SIZE(builtin_formats); |
8028184e WP |
119 | builtin_formats_len = commit_formats_len; |
120 | ALLOC_GROW(commit_formats, commit_formats_len, commit_formats_alloc); | |
921d49be RS |
121 | COPY_ARRAY(commit_formats, builtin_formats, |
122 | ARRAY_SIZE(builtin_formats)); | |
8028184e WP |
123 | |
124 | git_config(git_pretty_formats_config, NULL); | |
40957891 WP |
125 | } |
126 | ||
2d7671ef WP |
127 | static struct cmt_fmt_map *find_commit_format_recursive(const char *sought, |
128 | const char *original, | |
129 | int num_redirections) | |
40957891 WP |
130 | { |
131 | struct cmt_fmt_map *found = NULL; | |
132 | size_t found_match_len = 0; | |
133 | int i; | |
134 | ||
2d7671ef WP |
135 | if (num_redirections >= commit_formats_len) |
136 | die("invalid --pretty format: " | |
137 | "'%s' references an alias which points to itself", | |
138 | original); | |
40957891 WP |
139 | |
140 | for (i = 0; i < commit_formats_len; i++) { | |
141 | size_t match_len; | |
142 | ||
59556548 | 143 | if (!starts_with(commit_formats[i].name, sought)) |
40957891 WP |
144 | continue; |
145 | ||
146 | match_len = strlen(commit_formats[i].name); | |
147 | if (found == NULL || found_match_len > match_len) { | |
148 | found = &commit_formats[i]; | |
149 | found_match_len = match_len; | |
150 | } | |
151 | } | |
2d7671ef WP |
152 | |
153 | if (found && found->is_alias) { | |
154 | found = find_commit_format_recursive(found->user_format, | |
155 | original, | |
156 | num_redirections+1); | |
157 | } | |
158 | ||
40957891 WP |
159 | return found; |
160 | } | |
161 | ||
2d7671ef WP |
162 | static struct cmt_fmt_map *find_commit_format(const char *sought) |
163 | { | |
164 | if (!commit_formats) | |
165 | setup_commit_formats(); | |
166 | ||
167 | return find_commit_format_recursive(sought, sought, 0); | |
168 | } | |
169 | ||
40957891 WP |
170 | void get_commit_format(const char *arg, struct rev_info *rev) |
171 | { | |
172 | struct cmt_fmt_map *commit_format; | |
93fc05eb | 173 | |
4da45bef | 174 | rev->use_terminator = 0; |
c75e7ad2 | 175 | if (!arg) { |
4da45bef JH |
176 | rev->commit_format = CMIT_FMT_DEFAULT; |
177 | return; | |
178 | } | |
e3f1da98 RS |
179 | if (skip_prefix(arg, "format:", &arg)) { |
180 | save_user_format(rev, arg, 0); | |
4da45bef | 181 | return; |
93fc05eb | 182 | } |
40957891 | 183 | |
e3f1da98 | 184 | if (!*arg || skip_prefix(arg, "tformat:", &arg) || strchr(arg, '%')) { |
36407548 NS |
185 | save_user_format(rev, arg, 1); |
186 | return; | |
187 | } | |
93fc05eb | 188 | |
40957891 WP |
189 | commit_format = find_commit_format(arg); |
190 | if (!commit_format) | |
191 | die("invalid --pretty format: %s", arg); | |
192 | ||
193 | rev->commit_format = commit_format->format; | |
194 | rev->use_terminator = commit_format->is_tformat; | |
0893eec8 | 195 | rev->expand_tabs_in_log_default = commit_format->expand_tabs_in_log; |
618a8550 DL |
196 | if (!rev->date_mode_explicit && commit_format->default_date_mode_type) |
197 | rev->date_mode.type = commit_format->default_date_mode_type; | |
8028184e WP |
198 | if (commit_format->format == CMIT_FMT_USERFORMAT) { |
199 | save_user_format(rev, commit_format->user_format, | |
200 | commit_format->is_tformat); | |
201 | } | |
93fc05eb JS |
202 | } |
203 | ||
204 | /* | |
205 | * Generic support for pretty-printing the header | |
206 | */ | |
207 | static int get_one_line(const char *msg) | |
208 | { | |
209 | int ret = 0; | |
210 | ||
211 | for (;;) { | |
212 | char c = *msg++; | |
213 | if (!c) | |
214 | break; | |
215 | ret++; | |
216 | if (c == '\n') | |
217 | break; | |
218 | } | |
219 | return ret; | |
220 | } | |
221 | ||
222 | /* High bit set, or ISO-2022-INT */ | |
cc571142 | 223 | static int non_ascii(int ch) |
93fc05eb | 224 | { |
c2e9364a | 225 | return !isascii(ch) || ch == '\033'; |
93fc05eb JS |
226 | } |
227 | ||
28e9cf65 JS |
228 | int has_non_ascii(const char *s) |
229 | { | |
230 | int ch; | |
231 | if (!s) | |
232 | return 0; | |
233 | while ((ch = *s++) != '\0') { | |
234 | if (non_ascii(ch)) | |
235 | return 1; | |
236 | } | |
237 | return 0; | |
238 | } | |
239 | ||
4d03c18a JK |
240 | static int is_rfc822_special(char ch) |
241 | { | |
242 | switch (ch) { | |
243 | case '(': | |
244 | case ')': | |
245 | case '<': | |
246 | case '>': | |
247 | case '[': | |
248 | case ']': | |
249 | case ':': | |
250 | case ';': | |
251 | case '@': | |
252 | case ',': | |
253 | case '.': | |
254 | case '"': | |
255 | case '\\': | |
256 | return 1; | |
257 | default: | |
258 | return 0; | |
259 | } | |
260 | } | |
261 | ||
41dd00ba | 262 | static int needs_rfc822_quoting(const char *s, int len) |
4d03c18a JK |
263 | { |
264 | int i; | |
265 | for (i = 0; i < len; i++) | |
266 | if (is_rfc822_special(s[i])) | |
267 | return 1; | |
268 | return 0; | |
269 | } | |
270 | ||
f9b7204b JS |
271 | static int last_line_length(struct strbuf *sb) |
272 | { | |
273 | int i; | |
274 | ||
275 | /* How many bytes are already used on the last line? */ | |
276 | for (i = sb->len - 1; i >= 0; i--) | |
277 | if (sb->buf[i] == '\n') | |
278 | break; | |
279 | return sb->len - (i + 1); | |
280 | } | |
281 | ||
4d03c18a JK |
282 | static void add_rfc822_quoted(struct strbuf *out, const char *s, int len) |
283 | { | |
284 | int i; | |
285 | ||
286 | /* just a guess, we may have to also backslash-quote */ | |
287 | strbuf_grow(out, len + 2); | |
288 | ||
289 | strbuf_addch(out, '"'); | |
290 | for (i = 0; i < len; i++) { | |
291 | switch (s[i]) { | |
292 | case '"': | |
293 | case '\\': | |
294 | strbuf_addch(out, '\\'); | |
295 | /* fall through */ | |
296 | default: | |
297 | strbuf_addch(out, s[i]); | |
298 | } | |
299 | } | |
300 | strbuf_addch(out, '"'); | |
301 | } | |
302 | ||
0fcec2ce JS |
303 | enum rfc2047_type { |
304 | RFC2047_SUBJECT, | |
78273520 | 305 | RFC2047_ADDRESS |
0fcec2ce JS |
306 | }; |
307 | ||
308 | static int is_rfc2047_special(char ch, enum rfc2047_type type) | |
93fc05eb | 309 | { |
0fcec2ce JS |
310 | /* |
311 | * rfc2047, section 4.2: | |
312 | * | |
313 | * 8-bit values which correspond to printable ASCII characters other | |
314 | * than "=", "?", and "_" (underscore), MAY be represented as those | |
315 | * characters. (But see section 5 for restrictions.) In | |
316 | * particular, SPACE and TAB MUST NOT be represented as themselves | |
317 | * within encoded words. | |
318 | */ | |
319 | ||
320 | /* | |
321 | * rule out non-ASCII characters and non-printable characters (the | |
322 | * non-ASCII check should be redundant as isprint() is not localized | |
323 | * and only knows about ASCII, but be defensive about that) | |
324 | */ | |
325 | if (non_ascii(ch) || !isprint(ch)) | |
326 | return 1; | |
327 | ||
328 | /* | |
329 | * rule out special printable characters (' ' should be the only | |
330 | * whitespace character considered printable, but be defensive and use | |
331 | * isspace()) | |
332 | */ | |
333 | if (isspace(ch) || ch == '=' || ch == '?' || ch == '_') | |
94f6cdf6 JS |
334 | return 1; |
335 | ||
0fcec2ce JS |
336 | /* |
337 | * rfc2047, section 5.3: | |
338 | * | |
339 | * As a replacement for a 'word' entity within a 'phrase', for example, | |
340 | * one that precedes an address in a From, To, or Cc header. The ABNF | |
341 | * definition for 'phrase' from RFC 822 thus becomes: | |
342 | * | |
343 | * phrase = 1*( encoded-word / word ) | |
344 | * | |
345 | * In this case the set of characters that may be used in a "Q"-encoded | |
346 | * 'encoded-word' is restricted to: <upper and lower case ASCII | |
347 | * letters, decimal digits, "!", "*", "+", "-", "/", "=", and "_" | |
348 | * (underscore, ASCII 95.)>. An 'encoded-word' that appears within a | |
349 | * 'phrase' MUST be separated from any adjacent 'word', 'text' or | |
350 | * 'special' by 'linear-white-space'. | |
351 | */ | |
352 | ||
353 | if (type != RFC2047_ADDRESS) | |
354 | return 0; | |
355 | ||
356 | /* '=' and '_' are special cases and have been checked above */ | |
357 | return !(isalnum(ch) || ch == '!' || ch == '*' || ch == '+' || ch == '-' || ch == '/'); | |
93fc05eb JS |
358 | } |
359 | ||
da55ff3d | 360 | static int needs_rfc2047_encoding(const char *line, int len) |
93fc05eb | 361 | { |
a1f6baa5 | 362 | int i; |
93fc05eb JS |
363 | |
364 | for (i = 0; i < len; i++) { | |
365 | int ch = line[i]; | |
c22e7de3 | 366 | if (non_ascii(ch) || ch == '\n') |
41dd00ba | 367 | return 1; |
93fc05eb | 368 | if ((i + 1 < len) && (ch == '=' && line[i+1] == '?')) |
41dd00ba | 369 | return 1; |
93fc05eb | 370 | } |
93fc05eb | 371 | |
41dd00ba JS |
372 | return 0; |
373 | } | |
374 | ||
6cd3c053 | 375 | static void add_rfc2047(struct strbuf *sb, const char *line, size_t len, |
41dd00ba JS |
376 | const char *encoding, enum rfc2047_type type) |
377 | { | |
378 | static const int max_encoded_length = 76; /* per rfc2047 */ | |
379 | int i; | |
380 | int line_len = last_line_length(sb); | |
381 | ||
93fc05eb JS |
382 | strbuf_grow(sb, len * 3 + strlen(encoding) + 100); |
383 | strbuf_addf(sb, "=?%s?q?", encoding); | |
a1f6baa5 | 384 | line_len += strlen(encoding) + 5; /* 5 for =??q? */ |
6cd3c053 KS |
385 | |
386 | while (len) { | |
387 | /* | |
388 | * RFC 2047, section 5 (3): | |
389 | * | |
390 | * Each 'encoded-word' MUST represent an integral number of | |
391 | * characters. A multi-octet character may not be split across | |
392 | * adjacent 'encoded- word's. | |
393 | */ | |
394 | const unsigned char *p = (const unsigned char *)line; | |
395 | int chrlen = mbs_chrlen(&line, &len, encoding); | |
396 | int is_special = (chrlen > 1) || is_rfc2047_special(*p, type); | |
397 | ||
398 | /* "=%02X" * chrlen, or the byte itself */ | |
399 | const char *encoded_fmt = is_special ? "=%02X" : "%c"; | |
400 | int encoded_len = is_special ? 3 * chrlen : 1; | |
94f6cdf6 JS |
401 | |
402 | /* | |
403 | * According to RFC 2047, we could encode the special character | |
404 | * ' ' (space) with '_' (underscore) for readability. But many | |
405 | * programs do not understand this and just leave the | |
406 | * underscore in place. Thus, we do nothing special here, which | |
407 | * causes ' ' to be encoded as '=20', avoiding this problem. | |
408 | */ | |
a1f6baa5 | 409 | |
6cd3c053 KS |
410 | if (line_len + encoded_len + 2 > max_encoded_length) { |
411 | /* It won't fit with trailing "?=" --- break the line */ | |
a1f6baa5 JK |
412 | strbuf_addf(sb, "?=\n =?%s?q?", encoding); |
413 | line_len = strlen(encoding) + 5 + 1; /* =??q? plus SP */ | |
414 | } | |
415 | ||
6cd3c053 KS |
416 | for (i = 0; i < chrlen; i++) |
417 | strbuf_addf(sb, encoded_fmt, p[i]); | |
418 | line_len += encoded_len; | |
93fc05eb | 419 | } |
93fc05eb JS |
420 | strbuf_addstr(sb, "?="); |
421 | } | |
422 | ||
d1053246 | 423 | const char *show_ident_date(const struct ident_split *ident, |
a5481a6c | 424 | const struct date_mode *mode) |
9dbe7c3d | 425 | { |
dddbad72 | 426 | timestamp_t date = 0; |
3f419d45 | 427 | long tz = 0; |
9dbe7c3d RS |
428 | |
429 | if (ident->date_begin && ident->date_end) | |
1aeb7e75 | 430 | date = parse_timestamp(ident->date_begin, NULL, 10); |
1dca155f JK |
431 | if (date_overflows(date)) |
432 | date = 0; | |
433 | else { | |
434 | if (ident->tz_begin && ident->tz_end) | |
435 | tz = strtol(ident->tz_begin, NULL, 10); | |
3f419d45 | 436 | if (tz >= INT_MAX || tz <= INT_MIN) |
1dca155f JK |
437 | tz = 0; |
438 | } | |
9dbe7c3d RS |
439 | return show_date(date, tz, mode); |
440 | } | |
441 | ||
6a5c3379 HM |
442 | static inline void strbuf_add_with_color(struct strbuf *sb, const char *color, |
443 | const char *buf, size_t buflen) | |
444 | { | |
445 | strbuf_addstr(sb, color); | |
446 | strbuf_add(sb, buf, buflen); | |
447 | if (*color) | |
448 | strbuf_addstr(sb, GIT_COLOR_RESET); | |
449 | } | |
450 | ||
451 | static void append_line_with_color(struct strbuf *sb, struct grep_opt *opt, | |
452 | const char *line, size_t linelen, | |
453 | int color, enum grep_context ctx, | |
454 | enum grep_header_field field) | |
455 | { | |
456 | const char *buf, *eol, *line_color, *match_color; | |
457 | regmatch_t match; | |
458 | int eflags = 0; | |
459 | ||
460 | buf = line; | |
461 | eol = buf + linelen; | |
462 | ||
463 | if (!opt || !want_color(color) || opt->invert) | |
464 | goto end; | |
465 | ||
466 | line_color = opt->colors[GREP_COLOR_SELECTED]; | |
467 | match_color = opt->colors[GREP_COLOR_MATCH_SELECTED]; | |
468 | ||
469 | while (grep_next_match(opt, buf, eol, ctx, &match, field, eflags)) { | |
470 | if (match.rm_so == match.rm_eo) | |
471 | break; | |
472 | ||
473 | strbuf_add_with_color(sb, line_color, buf, match.rm_so); | |
474 | strbuf_add_with_color(sb, match_color, buf + match.rm_so, | |
475 | match.rm_eo - match.rm_so); | |
476 | buf += match.rm_eo; | |
477 | eflags = REG_NOTBOL; | |
478 | } | |
479 | ||
480 | if (eflags) | |
481 | strbuf_add_with_color(sb, line_color, buf, eol - buf); | |
482 | else { | |
483 | end: | |
484 | strbuf_add(sb, buf, eol - buf); | |
485 | } | |
486 | } | |
487 | ||
b84d0139 JH |
488 | static int use_in_body_from(const struct pretty_print_context *pp, |
489 | const struct ident_split *ident) | |
490 | { | |
34bc1b10 JH |
491 | if (pp->rev && pp->rev->force_in_body_from) |
492 | return 1; | |
b84d0139 JH |
493 | if (ident_cmp(pp->from_ident, ident)) |
494 | return 1; | |
495 | return 0; | |
496 | } | |
497 | ||
10f2fbff | 498 | void pp_user_info(struct pretty_print_context *pp, |
6bf13944 JK |
499 | const char *what, struct strbuf *sb, |
500 | const char *line, const char *encoding) | |
93fc05eb | 501 | { |
3c020bd5 | 502 | struct ident_split ident; |
9dbe7c3d | 503 | char *line_end; |
dffd325f AP |
504 | const char *mailbuf, *namebuf; |
505 | size_t namelen, maillen; | |
41dd00ba | 506 | int max_length = 78; /* per rfc2822 */ |
93fc05eb | 507 | |
6bf13944 | 508 | if (pp->fmt == CMIT_FMT_ONELINE) |
93fc05eb | 509 | return; |
3c020bd5 | 510 | |
30e77bcb RS |
511 | line_end = strchrnul(line, '\n'); |
512 | if (split_ident_line(&ident, line, line_end - line)) | |
93fc05eb | 513 | return; |
3c020bd5 | 514 | |
dffd325f AP |
515 | mailbuf = ident.mail_begin; |
516 | maillen = ident.mail_end - ident.mail_begin; | |
517 | namebuf = ident.name_begin; | |
518 | namelen = ident.name_end - ident.name_begin; | |
519 | ||
520 | if (pp->mailmap) | |
521 | map_user(pp->mailmap, &mailbuf, &maillen, &namebuf, &namelen); | |
522 | ||
9f23e040 | 523 | if (cmit_fmt_is_mail(pp->fmt)) { |
b84d0139 | 524 | if (pp->from_ident && use_in_body_from(pp, &ident)) { |
a9080475 JK |
525 | struct strbuf buf = STRBUF_INIT; |
526 | ||
527 | strbuf_addstr(&buf, "From: "); | |
528 | strbuf_add(&buf, namebuf, namelen); | |
529 | strbuf_addstr(&buf, " <"); | |
530 | strbuf_add(&buf, mailbuf, maillen); | |
531 | strbuf_addstr(&buf, ">\n"); | |
532 | string_list_append(&pp->in_body_headers, | |
533 | strbuf_detach(&buf, NULL)); | |
534 | ||
535 | mailbuf = pp->from_ident->mail_begin; | |
536 | maillen = pp->from_ident->mail_end - mailbuf; | |
537 | namebuf = pp->from_ident->name_begin; | |
538 | namelen = pp->from_ident->name_end - namebuf; | |
539 | } | |
540 | ||
93fc05eb | 541 | strbuf_addstr(sb, "From: "); |
19d097e3 EB |
542 | if (pp->encode_email_headers && |
543 | needs_rfc2047_encoding(namebuf, namelen)) { | |
a0511b39 | 544 | add_rfc2047(sb, namebuf, namelen, |
dffd325f | 545 | encoding, RFC2047_ADDRESS); |
41dd00ba | 546 | max_length = 76; /* per rfc2047 */ |
a0511b39 | 547 | } else if (needs_rfc822_quoting(namebuf, namelen)) { |
4d03c18a | 548 | struct strbuf quoted = STRBUF_INIT; |
a0511b39 | 549 | add_rfc822_quoted("ed, namebuf, namelen); |
41dd00ba JS |
550 | strbuf_add_wrapped_bytes(sb, quoted.buf, quoted.len, |
551 | -6, 1, max_length); | |
4d03c18a | 552 | strbuf_release("ed); |
41dd00ba | 553 | } else { |
a0511b39 | 554 | strbuf_add_wrapped_bytes(sb, namebuf, namelen, |
dffd325f | 555 | -6, 1, max_length); |
4d03c18a | 556 | } |
dffd325f | 557 | |
97a17e77 RS |
558 | if (max_length < |
559 | last_line_length(sb) + strlen(" <") + maillen + strlen(">")) | |
560 | strbuf_addch(sb, '\n'); | |
a0511b39 | 561 | strbuf_addf(sb, " <%.*s>\n", (int)maillen, mailbuf); |
93fc05eb | 562 | } else { |
6a5c3379 HM |
563 | struct strbuf id = STRBUF_INIT; |
564 | enum grep_header_field field = GREP_HEADER_FIELD_MAX; | |
565 | struct grep_opt *opt = pp->rev ? &pp->rev->grep_filter : NULL; | |
566 | ||
567 | if (!strcmp(what, "Author")) | |
568 | field = GREP_HEADER_AUTHOR; | |
569 | else if (!strcmp(what, "Commit")) | |
570 | field = GREP_HEADER_COMMITTER; | |
571 | ||
572 | strbuf_addf(sb, "%s: ", what); | |
573 | if (pp->fmt == CMIT_FMT_FULLER) | |
574 | strbuf_addchars(sb, ' ', 4); | |
575 | ||
576 | strbuf_addf(&id, "%.*s <%.*s>", (int)namelen, namebuf, | |
577 | (int)maillen, mailbuf); | |
578 | ||
579 | append_line_with_color(sb, opt, id.buf, id.len, pp->color, | |
580 | GREP_CONTEXT_HEAD, field); | |
581 | strbuf_addch(sb, '\n'); | |
582 | strbuf_release(&id); | |
93fc05eb | 583 | } |
dffd325f | 584 | |
6bf13944 | 585 | switch (pp->fmt) { |
93fc05eb | 586 | case CMIT_FMT_MEDIUM: |
9dbe7c3d | 587 | strbuf_addf(sb, "Date: %s\n", |
a5481a6c | 588 | show_ident_date(&ident, &pp->date_mode)); |
93fc05eb JS |
589 | break; |
590 | case CMIT_FMT_EMAIL: | |
9f23e040 | 591 | case CMIT_FMT_MBOXRD: |
9dbe7c3d | 592 | strbuf_addf(sb, "Date: %s\n", |
a5481a6c | 593 | show_ident_date(&ident, DATE_MODE(RFC2822))); |
93fc05eb JS |
594 | break; |
595 | case CMIT_FMT_FULLER: | |
9dbe7c3d | 596 | strbuf_addf(sb, "%sDate: %s\n", what, |
a5481a6c | 597 | show_ident_date(&ident, &pp->date_mode)); |
93fc05eb JS |
598 | break; |
599 | default: | |
600 | /* notin' */ | |
601 | break; | |
602 | } | |
603 | } | |
604 | ||
77356122 | 605 | static int is_blank_line(const char *line, int *len_p) |
93fc05eb JS |
606 | { |
607 | int len = *len_p; | |
35b2fa5b | 608 | while (len && isspace(line[len - 1])) |
93fc05eb JS |
609 | len--; |
610 | *len_p = len; | |
611 | return !len; | |
612 | } | |
613 | ||
77356122 | 614 | const char *skip_blank_lines(const char *msg) |
a0109668 RS |
615 | { |
616 | for (;;) { | |
617 | int linelen = get_one_line(msg); | |
618 | int ll = linelen; | |
619 | if (!linelen) | |
620 | break; | |
77356122 | 621 | if (!is_blank_line(msg, &ll)) |
a0109668 RS |
622 | break; |
623 | msg += linelen; | |
624 | } | |
625 | return msg; | |
626 | } | |
627 | ||
6bf13944 JK |
628 | static void add_merge_info(const struct pretty_print_context *pp, |
629 | struct strbuf *sb, const struct commit *commit) | |
93fc05eb JS |
630 | { |
631 | struct commit_list *parent = commit->parents; | |
632 | ||
9f23e040 | 633 | if ((pp->fmt == CMIT_FMT_ONELINE) || (cmit_fmt_is_mail(pp->fmt)) || |
93fc05eb JS |
634 | !parent || !parent->next) |
635 | return; | |
636 | ||
637 | strbuf_addstr(sb, "Merge:"); | |
638 | ||
639 | while (parent) { | |
a94bb683 RS |
640 | struct object_id *oidp = &parent->item->object.oid; |
641 | strbuf_addch(sb, ' '); | |
6bf13944 | 642 | if (pp->abbrev) |
30e677e0 | 643 | strbuf_add_unique_abbrev(sb, oidp, pp->abbrev); |
a94bb683 RS |
644 | else |
645 | strbuf_addstr(sb, oid_to_hex(oidp)); | |
93fc05eb | 646 | parent = parent->next; |
93fc05eb JS |
647 | } |
648 | strbuf_addch(sb, '\n'); | |
649 | } | |
650 | ||
fe6eb7f2 | 651 | static char *get_header(const char *msg, const char *key) |
93fc05eb | 652 | { |
fe6eb7f2 JK |
653 | size_t len; |
654 | const char *v = find_commit_header(msg, key, &len); | |
655 | return v ? xmemdupz(v, len) : NULL; | |
93fc05eb JS |
656 | } |
657 | ||
658 | static char *replace_encoding_header(char *buf, const char *encoding) | |
659 | { | |
f285a2d7 | 660 | struct strbuf tmp = STRBUF_INIT; |
93fc05eb JS |
661 | size_t start, len; |
662 | char *cp = buf; | |
663 | ||
664 | /* guess if there is an encoding header before a \n\n */ | |
68d6d6eb | 665 | while (!starts_with(cp, "encoding ")) { |
93fc05eb JS |
666 | cp = strchr(cp, '\n'); |
667 | if (!cp || *++cp == '\n') | |
668 | return buf; | |
669 | } | |
670 | start = cp - buf; | |
671 | cp = strchr(cp, '\n'); | |
672 | if (!cp) | |
673 | return buf; /* should not happen but be defensive */ | |
674 | len = cp + 1 - (buf + start); | |
675 | ||
93fc05eb JS |
676 | strbuf_attach(&tmp, buf, strlen(buf), strlen(buf) + 1); |
677 | if (is_encoding_utf8(encoding)) { | |
678 | /* we have re-coded to UTF-8; drop the header */ | |
679 | strbuf_remove(&tmp, start, len); | |
680 | } else { | |
681 | /* just replaces XXXX in 'encoding XXXX\n' */ | |
682 | strbuf_splice(&tmp, start + strlen("encoding "), | |
683 | len - strlen("encoding \n"), | |
684 | encoding, strlen(encoding)); | |
685 | } | |
686 | return strbuf_detach(&tmp, NULL); | |
687 | } | |
688 | ||
424510ed SB |
689 | const char *repo_logmsg_reencode(struct repository *r, |
690 | const struct commit *commit, | |
691 | char **commit_encoding, | |
692 | const char *output_encoding) | |
93fc05eb | 693 | { |
330db18c | 694 | static const char *utf8 = "UTF-8"; |
93fc05eb JS |
695 | const char *use_encoding; |
696 | char *encoding; | |
424510ed | 697 | const char *msg = repo_get_commit_buffer(r, commit, NULL); |
93fc05eb JS |
698 | char *out; |
699 | ||
5a10d236 NTND |
700 | if (!output_encoding || !*output_encoding) { |
701 | if (commit_encoding) | |
fe6eb7f2 | 702 | *commit_encoding = get_header(msg, "encoding"); |
dd0d388c | 703 | return msg; |
5a10d236 | 704 | } |
fe6eb7f2 | 705 | encoding = get_header(msg, "encoding"); |
5a10d236 NTND |
706 | if (commit_encoding) |
707 | *commit_encoding = encoding; | |
93fc05eb | 708 | use_encoding = encoding ? encoding : utf8; |
be5c9fb9 JK |
709 | if (same_encoding(use_encoding, output_encoding)) { |
710 | /* | |
711 | * No encoding work to be done. If we have no encoding header | |
712 | * at all, then there's nothing to do, and we can return the | |
713 | * message verbatim (whether newly allocated or not). | |
714 | */ | |
715 | if (!encoding) | |
716 | return msg; | |
717 | ||
718 | /* | |
719 | * Otherwise, we still want to munge the encoding header in the | |
720 | * result, which will be done by modifying the buffer. If we | |
721 | * are using a fresh copy, we can reuse it. But if we are using | |
b66103c3 JK |
722 | * the cached copy from get_commit_buffer, we need to duplicate it |
723 | * to avoid munging the cached copy. | |
be5c9fb9 | 724 | */ |
424510ed | 725 | if (msg == get_cached_commit_buffer(r, commit, NULL)) |
b66103c3 JK |
726 | out = xstrdup(msg); |
727 | else | |
728 | out = (char *)msg; | |
be5c9fb9 JK |
729 | } |
730 | else { | |
731 | /* | |
732 | * There's actual encoding work to do. Do the reencoding, which | |
733 | * still leaves the header to be replaced in the next step. At | |
734 | * this point, we are done with msg. If we allocated a fresh | |
735 | * copy, we can free it. | |
736 | */ | |
737 | out = reencode_string(msg, output_encoding, use_encoding); | |
b66103c3 | 738 | if (out) |
424510ed | 739 | repo_unuse_commit_buffer(r, commit, msg); |
be5c9fb9 JK |
740 | } |
741 | ||
742 | /* | |
743 | * This replacement actually consumes the buffer we hand it, so we do | |
744 | * not have to worry about freeing the old "out" here. | |
745 | */ | |
93fc05eb JS |
746 | if (out) |
747 | out = replace_encoding_header(out, output_encoding); | |
748 | ||
5a10d236 NTND |
749 | if (!commit_encoding) |
750 | free(encoding); | |
dd0d388c JK |
751 | /* |
752 | * If the re-encoding failed, out might be NULL here; in that | |
753 | * case we just return the commit message verbatim. | |
754 | */ | |
0988e665 | 755 | return out ? out : msg; |
dd0d388c JK |
756 | } |
757 | ||
ea02ffa3 AP |
758 | static int mailmap_name(const char **email, size_t *email_len, |
759 | const char **name, size_t *name_len) | |
e0cbc397 | 760 | { |
c455c87c | 761 | static struct string_list *mail_map; |
e0cbc397 | 762 | if (!mail_map) { |
ca56dadb | 763 | CALLOC_ARRAY(mail_map, 1); |
4e168333 | 764 | read_mailmap(mail_map); |
e0cbc397 | 765 | } |
d20d654f | 766 | return mail_map->nr && map_user(mail_map, email, email_len, name, name_len); |
e0cbc397 JS |
767 | } |
768 | ||
c3a670de | 769 | static size_t format_person_part(struct strbuf *sb, char part, |
a5481a6c JK |
770 | const char *msg, int len, |
771 | const struct date_mode *dmode) | |
93fc05eb | 772 | { |
c3a670de MC |
773 | /* currently all placeholders have same length */ |
774 | const int placeholder_len = 2; | |
4b340cfa | 775 | struct ident_split s; |
ea02ffa3 AP |
776 | const char *name, *mail; |
777 | size_t maillen, namelen; | |
93fc05eb | 778 | |
4b340cfa | 779 | if (split_ident_line(&s, msg, len) < 0) |
c3a670de MC |
780 | goto skip; |
781 | ||
ea02ffa3 AP |
782 | name = s.name_begin; |
783 | namelen = s.name_end - s.name_begin; | |
784 | mail = s.mail_begin; | |
785 | maillen = s.mail_end - s.mail_begin; | |
786 | ||
d8b8217c | 787 | if (part == 'N' || part == 'E' || part == 'L') /* mailmap lookup */ |
ea02ffa3 | 788 | mailmap_name(&mail, &maillen, &name, &namelen); |
e0cbc397 | 789 | if (part == 'n' || part == 'N') { /* name */ |
ea02ffa3 | 790 | strbuf_add(sb, name, namelen); |
c3a670de | 791 | return placeholder_len; |
cde75e59 | 792 | } |
d20d654f | 793 | if (part == 'e' || part == 'E') { /* email */ |
ea02ffa3 | 794 | strbuf_add(sb, mail, maillen); |
c3a670de | 795 | return placeholder_len; |
cde75e59 | 796 | } |
d8b8217c PB |
797 | if (part == 'l' || part == 'L') { /* local-part */ |
798 | const char *at = memchr(mail, '@', maillen); | |
799 | if (at) | |
800 | maillen = at - mail; | |
801 | strbuf_add(sb, mail, maillen); | |
802 | return placeholder_len; | |
803 | } | |
93fc05eb | 804 | |
4b340cfa | 805 | if (!s.date_begin) |
c3a670de | 806 | goto skip; |
93fc05eb | 807 | |
cde75e59 | 808 | if (part == 't') { /* date, UNIX timestamp */ |
4b340cfa | 809 | strbuf_add(sb, s.date_begin, s.date_end - s.date_begin); |
c3a670de | 810 | return placeholder_len; |
cde75e59 | 811 | } |
93fc05eb | 812 | |
cde75e59 RS |
813 | switch (part) { |
814 | case 'd': /* date */ | |
9dbe7c3d | 815 | strbuf_addstr(sb, show_ident_date(&s, dmode)); |
c3a670de | 816 | return placeholder_len; |
cde75e59 | 817 | case 'D': /* date, RFC2822 style */ |
a5481a6c | 818 | strbuf_addstr(sb, show_ident_date(&s, DATE_MODE(RFC2822))); |
c3a670de | 819 | return placeholder_len; |
cde75e59 | 820 | case 'r': /* date, relative */ |
a5481a6c | 821 | strbuf_addstr(sb, show_ident_date(&s, DATE_MODE(RELATIVE))); |
c3a670de | 822 | return placeholder_len; |
466fb674 | 823 | case 'i': /* date, ISO 8601-like */ |
a5481a6c | 824 | strbuf_addstr(sb, show_ident_date(&s, DATE_MODE(ISO8601))); |
c3a670de | 825 | return placeholder_len; |
466fb674 | 826 | case 'I': /* date, ISO 8601 strict */ |
a5481a6c | 827 | strbuf_addstr(sb, show_ident_date(&s, DATE_MODE(ISO8601_STRICT))); |
466fb674 | 828 | return placeholder_len; |
b722d456 ZH |
829 | case 'h': /* date, human */ |
830 | strbuf_addstr(sb, show_ident_date(&s, DATE_MODE(HUMAN))); | |
831 | return placeholder_len; | |
0df62117 RS |
832 | case 's': |
833 | strbuf_addstr(sb, show_ident_date(&s, DATE_MODE(SHORT))); | |
834 | return placeholder_len; | |
cde75e59 | 835 | } |
c3a670de MC |
836 | |
837 | skip: | |
838 | /* | |
4b340cfa JH |
839 | * reading from either a bogus commit, or a reflog entry with |
840 | * %gn, %ge, etc.; 'sb' cannot be updated, but we still need | |
841 | * to compute a valid return value. | |
c3a670de MC |
842 | */ |
843 | if (part == 'n' || part == 'e' || part == 't' || part == 'd' | |
844 | || part == 'D' || part == 'r' || part == 'i') | |
845 | return placeholder_len; | |
846 | ||
847 | return 0; /* unknown placeholder */ | |
93fc05eb JS |
848 | } |
849 | ||
f29d5958 RS |
850 | struct chunk { |
851 | size_t off; | |
852 | size_t len; | |
853 | }; | |
854 | ||
a5752342 NTND |
855 | enum flush_type { |
856 | no_flush, | |
857 | flush_right, | |
858 | flush_left, | |
1640632b | 859 | flush_left_and_steal, |
a5752342 NTND |
860 | flush_both |
861 | }; | |
862 | ||
a7f01c6b NTND |
863 | enum trunc_type { |
864 | trunc_none, | |
865 | trunc_left, | |
866 | trunc_middle, | |
867 | trunc_right | |
868 | }; | |
869 | ||
f29d5958 | 870 | struct format_commit_context { |
018b9deb | 871 | struct repository *repository; |
f29d5958 | 872 | const struct commit *commit; |
dd2e794a | 873 | const struct pretty_print_context *pretty_ctx; |
f53bd743 RS |
874 | unsigned commit_header_parsed:1; |
875 | unsigned commit_message_parsed:1; | |
ffb6d7d5 | 876 | struct signature_check signature_check; |
a5752342 | 877 | enum flush_type flush_type; |
a7f01c6b | 878 | enum trunc_type truncate; |
b000c59b | 879 | const char *message; |
0940a76d | 880 | char *commit_encoding; |
02edd56b | 881 | size_t width, indent1, indent2; |
a95f067e | 882 | int auto_color; |
a5752342 | 883 | int padding; |
f29d5958 RS |
884 | |
885 | /* These offsets are relative to the start of the commit message. */ | |
f29d5958 RS |
886 | struct chunk author; |
887 | struct chunk committer; | |
f53bd743 RS |
888 | size_t message_off; |
889 | size_t subject_off; | |
f29d5958 | 890 | size_t body_off; |
b9c62321 RS |
891 | |
892 | /* The following ones are relative to the result struct strbuf. */ | |
02edd56b | 893 | size_t wrap_start; |
f29d5958 RS |
894 | }; |
895 | ||
896 | static void parse_commit_header(struct format_commit_context *context) | |
93fc05eb | 897 | { |
177b29dc | 898 | const char *msg = context->message; |
93fc05eb | 899 | int i; |
f29d5958 | 900 | |
f53bd743 | 901 | for (i = 0; msg[i]; i++) { |
e3f1da98 | 902 | const char *name; |
f29d5958 RS |
903 | int eol; |
904 | for (eol = i; msg[eol] && msg[eol] != '\n'; eol++) | |
905 | ; /* do nothing */ | |
906 | ||
f29d5958 | 907 | if (i == eol) { |
f53bd743 | 908 | break; |
e3f1da98 RS |
909 | } else if (skip_prefix(msg + i, "author ", &name)) { |
910 | context->author.off = name - msg; | |
911 | context->author.len = msg + eol - name; | |
912 | } else if (skip_prefix(msg + i, "committer ", &name)) { | |
913 | context->committer.off = name - msg; | |
914 | context->committer.len = msg + eol - name; | |
f29d5958 RS |
915 | } |
916 | i = eol; | |
917 | } | |
f53bd743 | 918 | context->message_off = i; |
f29d5958 RS |
919 | context->commit_header_parsed = 1; |
920 | } | |
921 | ||
46d164b0 SB |
922 | static int istitlechar(char c) |
923 | { | |
924 | return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || | |
925 | (c >= '0' && c <= '9') || c == '.' || c == '_'; | |
926 | } | |
927 | ||
47d4676a | 928 | void format_sanitized_subject(struct strbuf *sb, const char *msg, size_t len) |
46d164b0 SB |
929 | { |
930 | size_t trimlen; | |
871d21d4 | 931 | size_t start_len = sb->len; |
46d164b0 | 932 | int space = 2; |
47d4676a | 933 | int i; |
46d164b0 | 934 | |
47d4676a HV |
935 | for (i = 0; i < len; i++) { |
936 | if (istitlechar(msg[i])) { | |
46d164b0 SB |
937 | if (space == 1) |
938 | strbuf_addch(sb, '-'); | |
939 | space = 0; | |
47d4676a HV |
940 | strbuf_addch(sb, msg[i]); |
941 | if (msg[i] == '.') | |
942 | while (msg[i+1] == '.') | |
943 | i++; | |
46d164b0 SB |
944 | } else |
945 | space |= 1; | |
946 | } | |
947 | ||
948 | /* trim any trailing '.' or '-' characters */ | |
949 | trimlen = 0; | |
871d21d4 SB |
950 | while (sb->len - trimlen > start_len && |
951 | (sb->buf[sb->len - 1 - trimlen] == '.' | |
952 | || sb->buf[sb->len - 1 - trimlen] == '-')) | |
46d164b0 SB |
953 | trimlen++; |
954 | strbuf_remove(sb, sb->len - trimlen, trimlen); | |
955 | } | |
956 | ||
cec08717 RS |
957 | const char *format_subject(struct strbuf *sb, const char *msg, |
958 | const char *line_separator) | |
88c44735 RS |
959 | { |
960 | int first = 1; | |
961 | ||
962 | for (;;) { | |
963 | const char *line = msg; | |
964 | int linelen = get_one_line(line); | |
965 | ||
966 | msg += linelen; | |
77356122 | 967 | if (!linelen || is_blank_line(line, &linelen)) |
88c44735 RS |
968 | break; |
969 | ||
f53bd743 RS |
970 | if (!sb) |
971 | continue; | |
88c44735 RS |
972 | strbuf_grow(sb, linelen + 2); |
973 | if (!first) | |
974 | strbuf_addstr(sb, line_separator); | |
975 | strbuf_add(sb, line, linelen); | |
976 | first = 0; | |
977 | } | |
978 | return msg; | |
979 | } | |
980 | ||
f53bd743 RS |
981 | static void parse_commit_message(struct format_commit_context *c) |
982 | { | |
177b29dc PN |
983 | const char *msg = c->message + c->message_off; |
984 | const char *start = c->message; | |
f53bd743 | 985 | |
77356122 | 986 | msg = skip_blank_lines(msg); |
f53bd743 RS |
987 | c->subject_off = msg - start; |
988 | ||
989 | msg = format_subject(NULL, msg, NULL); | |
77356122 | 990 | msg = skip_blank_lines(msg); |
f53bd743 RS |
991 | c->body_off = msg - start; |
992 | ||
993 | c->commit_message_parsed = 1; | |
994 | } | |
995 | ||
02edd56b RS |
996 | static void strbuf_wrap(struct strbuf *sb, size_t pos, |
997 | size_t width, size_t indent1, size_t indent2) | |
998 | { | |
999 | struct strbuf tmp = STRBUF_INIT; | |
1000 | ||
1001 | if (pos) | |
1002 | strbuf_add(&tmp, sb->buf, pos); | |
1003 | strbuf_add_wrapped_text(&tmp, sb->buf + pos, | |
48050c42 PS |
1004 | cast_size_t_to_int(indent1), |
1005 | cast_size_t_to_int(indent2), | |
1006 | cast_size_t_to_int(width)); | |
02edd56b RS |
1007 | strbuf_swap(&tmp, sb); |
1008 | strbuf_release(&tmp); | |
1009 | } | |
1010 | ||
1011 | static void rewrap_message_tail(struct strbuf *sb, | |
1012 | struct format_commit_context *c, | |
1013 | size_t new_width, size_t new_indent1, | |
1014 | size_t new_indent2) | |
1015 | { | |
1016 | if (c->width == new_width && c->indent1 == new_indent1 && | |
1017 | c->indent2 == new_indent2) | |
1018 | return; | |
32ca4249 | 1019 | if (c->wrap_start < sb->len) |
02edd56b RS |
1020 | strbuf_wrap(sb, c->wrap_start, c->width, c->indent1, c->indent2); |
1021 | c->wrap_start = sb->len; | |
1022 | c->width = new_width; | |
1023 | c->indent1 = new_indent1; | |
1024 | c->indent2 = new_indent2; | |
1025 | } | |
1026 | ||
cd1957f5 JK |
1027 | static int format_reflog_person(struct strbuf *sb, |
1028 | char part, | |
1029 | struct reflog_walk_info *log, | |
a5481a6c | 1030 | const struct date_mode *dmode) |
cd1957f5 JK |
1031 | { |
1032 | const char *ident; | |
1033 | ||
1034 | if (!log) | |
1035 | return 2; | |
1036 | ||
1037 | ident = get_reflog_ident(log); | |
1038 | if (!ident) | |
1039 | return 2; | |
1040 | ||
1041 | return format_person_part(sb, part, ident, strlen(ident), dmode); | |
1042 | } | |
1043 | ||
fcabc2d9 NTND |
1044 | static size_t parse_color(struct strbuf *sb, /* in UTF-8 */ |
1045 | const char *placeholder, | |
1046 | struct format_commit_context *c) | |
1047 | { | |
e3f1da98 | 1048 | const char *rest = placeholder; |
18fb7ffc | 1049 | const char *basic_color = NULL; |
e3f1da98 | 1050 | |
fcabc2d9 NTND |
1051 | if (placeholder[1] == '(') { |
1052 | const char *begin = placeholder + 2; | |
1053 | const char *end = strchr(begin, ')'); | |
1054 | char color[COLOR_MAXLEN]; | |
1055 | ||
1056 | if (!end) | |
1057 | return 0; | |
18fb7ffc | 1058 | |
e3f1da98 | 1059 | if (skip_prefix(begin, "auto,", &begin)) { |
fcabc2d9 NTND |
1060 | if (!want_color(c->pretty_ctx->color)) |
1061 | return end - placeholder + 1; | |
18fb7ffc JK |
1062 | } else if (skip_prefix(begin, "always,", &begin)) { |
1063 | /* nothing to do; we do not respect want_color at all */ | |
1064 | } else { | |
1065 | /* the default is the same as "auto" */ | |
1066 | if (!want_color(c->pretty_ctx->color)) | |
1067 | return end - placeholder + 1; | |
fcabc2d9 | 1068 | } |
18fb7ffc | 1069 | |
f6c5a296 JK |
1070 | if (color_parse_mem(begin, end - begin, color) < 0) |
1071 | die(_("unable to parse --pretty format")); | |
fcabc2d9 NTND |
1072 | strbuf_addstr(sb, color); |
1073 | return end - placeholder + 1; | |
1074 | } | |
18fb7ffc JK |
1075 | |
1076 | /* | |
1077 | * We handle things like "%C(red)" above; for historical reasons, there | |
1078 | * are a few colors that can be specified without parentheses (and | |
1079 | * they cannot support things like "auto" or "always" at all). | |
1080 | */ | |
e3f1da98 | 1081 | if (skip_prefix(placeholder + 1, "red", &rest)) |
18fb7ffc | 1082 | basic_color = GIT_COLOR_RED; |
e3f1da98 | 1083 | else if (skip_prefix(placeholder + 1, "green", &rest)) |
18fb7ffc | 1084 | basic_color = GIT_COLOR_GREEN; |
e3f1da98 | 1085 | else if (skip_prefix(placeholder + 1, "blue", &rest)) |
18fb7ffc | 1086 | basic_color = GIT_COLOR_BLUE; |
e3f1da98 | 1087 | else if (skip_prefix(placeholder + 1, "reset", &rest)) |
18fb7ffc JK |
1088 | basic_color = GIT_COLOR_RESET; |
1089 | ||
1090 | if (basic_color && want_color(c->pretty_ctx->color)) | |
1091 | strbuf_addstr(sb, basic_color); | |
1092 | ||
e3f1da98 | 1093 | return rest - placeholder; |
fcabc2d9 NTND |
1094 | } |
1095 | ||
9a1180fc | 1096 | static size_t parse_padding_placeholder(const char *placeholder, |
a5752342 NTND |
1097 | struct format_commit_context *c) |
1098 | { | |
1099 | const char *ch = placeholder; | |
1100 | enum flush_type flush_type; | |
1101 | int to_column = 0; | |
1102 | ||
1103 | switch (*ch++) { | |
1104 | case '<': | |
1105 | flush_type = flush_right; | |
1106 | break; | |
1107 | case '>': | |
1108 | if (*ch == '<') { | |
1109 | flush_type = flush_both; | |
1110 | ch++; | |
1640632b NTND |
1111 | } else if (*ch == '>') { |
1112 | flush_type = flush_left_and_steal; | |
1113 | ch++; | |
a5752342 NTND |
1114 | } else |
1115 | flush_type = flush_left; | |
1116 | break; | |
1117 | default: | |
1118 | return 0; | |
1119 | } | |
1120 | ||
1121 | /* the next value means "wide enough to that column" */ | |
1122 | if (*ch == '|') { | |
1123 | to_column = 1; | |
1124 | ch++; | |
1125 | } | |
1126 | ||
1127 | if (*ch == '(') { | |
1128 | const char *start = ch + 1; | |
a7f01c6b | 1129 | const char *end = start + strcspn(start, ",)"); |
a5752342 NTND |
1130 | char *next; |
1131 | int width; | |
f6e0b9f3 | 1132 | if (!*end || end == start) |
a5752342 | 1133 | return 0; |
066790d7 | 1134 | width = strtol(start, &next, 10); |
304a50ad PS |
1135 | |
1136 | /* | |
1137 | * We need to limit the amount of padding, or otherwise this | |
1138 | * would allow the user to pad the buffer by arbitrarily many | |
1139 | * bytes and thus cause resource exhaustion. | |
1140 | */ | |
1141 | if (width < -FORMATTING_LIMIT || width > FORMATTING_LIMIT) | |
1142 | return 0; | |
1143 | ||
a5752342 NTND |
1144 | if (next == start || width == 0) |
1145 | return 0; | |
066790d7 NTND |
1146 | if (width < 0) { |
1147 | if (to_column) | |
1148 | width += term_columns(); | |
1149 | if (width < 0) | |
1150 | return 0; | |
1151 | } | |
a5752342 NTND |
1152 | c->padding = to_column ? -width : width; |
1153 | c->flush_type = flush_type; | |
a7f01c6b NTND |
1154 | |
1155 | if (*end == ',') { | |
1156 | start = end + 1; | |
1157 | end = strchr(start, ')'); | |
1158 | if (!end || end == start) | |
1159 | return 0; | |
59556548 | 1160 | if (starts_with(start, "trunc)")) |
a7f01c6b | 1161 | c->truncate = trunc_right; |
59556548 | 1162 | else if (starts_with(start, "ltrunc)")) |
a7f01c6b | 1163 | c->truncate = trunc_left; |
59556548 | 1164 | else if (starts_with(start, "mtrunc)")) |
a7f01c6b NTND |
1165 | c->truncate = trunc_middle; |
1166 | else | |
1167 | return 0; | |
1168 | } else | |
1169 | c->truncate = trunc_none; | |
1170 | ||
a5752342 NTND |
1171 | return end - placeholder + 1; |
1172 | } | |
1173 | return 0; | |
1174 | } | |
1175 | ||
4f732e0f AW |
1176 | static int match_placeholder_arg_value(const char *to_parse, const char *candidate, |
1177 | const char **end, const char **valuestart, | |
1178 | size_t *valuelen) | |
84ff053d TB |
1179 | { |
1180 | const char *p; | |
1181 | ||
1182 | if (!(skip_prefix(to_parse, candidate, &p))) | |
1183 | return 0; | |
4f732e0f AW |
1184 | if (valuestart) { |
1185 | if (*p == '=') { | |
1186 | *valuestart = p + 1; | |
1187 | *valuelen = strcspn(*valuestart, ",)"); | |
1188 | p = *valuestart + *valuelen; | |
1189 | } else { | |
1190 | if (*p != ',' && *p != ')') | |
1191 | return 0; | |
1192 | *valuestart = NULL; | |
1193 | *valuelen = 0; | |
1194 | } | |
1195 | } | |
84ff053d TB |
1196 | if (*p == ',') { |
1197 | *end = p + 1; | |
1198 | return 1; | |
1199 | } | |
1200 | if (*p == ')') { | |
1201 | *end = p; | |
1202 | return 1; | |
1203 | } | |
1204 | return 0; | |
1205 | } | |
1206 | ||
4f732e0f AW |
1207 | static int match_placeholder_bool_arg(const char *to_parse, const char *candidate, |
1208 | const char **end, int *val) | |
1209 | { | |
1210 | const char *argval; | |
1211 | char *strval; | |
1212 | size_t arglen; | |
1213 | int v; | |
1214 | ||
1215 | if (!match_placeholder_arg_value(to_parse, candidate, end, &argval, &arglen)) | |
1216 | return 0; | |
1217 | ||
1218 | if (!argval) { | |
1219 | *val = 1; | |
1220 | return 1; | |
1221 | } | |
1222 | ||
1223 | strval = xstrndup(argval, arglen); | |
1224 | v = git_parse_maybe_bool(strval); | |
1225 | free(strval); | |
1226 | ||
1227 | if (v == -1) | |
1228 | return 0; | |
1229 | ||
1230 | *val = v; | |
1231 | ||
1232 | return 1; | |
1233 | } | |
1234 | ||
250bea0c AW |
1235 | static int format_trailer_match_cb(const struct strbuf *key, void *ud) |
1236 | { | |
1237 | const struct string_list *list = ud; | |
1238 | const struct string_list_item *item; | |
1239 | ||
1240 | for_each_string_list_item (item, list) { | |
1241 | if (key->len == (uintptr_t)item->util && | |
1242 | !strncasecmp(item->string, key->buf, key->len)) | |
1243 | return 1; | |
1244 | } | |
1245 | return 0; | |
1246 | } | |
1247 | ||
90563aed HV |
1248 | int format_set_trailers_options(struct process_trailer_options *opts, |
1249 | struct string_list *filter_list, | |
1250 | struct strbuf *sepbuf, | |
1251 | struct strbuf *kvsepbuf, | |
636a0aee HV |
1252 | const char **arg, |
1253 | char **invalid_arg) | |
90563aed HV |
1254 | { |
1255 | for (;;) { | |
1256 | const char *argval; | |
1257 | size_t arglen; | |
1258 | ||
636a0aee HV |
1259 | if (**arg == ')') |
1260 | break; | |
1261 | ||
90563aed HV |
1262 | if (match_placeholder_arg_value(*arg, "key", arg, &argval, &arglen)) { |
1263 | uintptr_t len = arglen; | |
1264 | ||
1265 | if (!argval) | |
1266 | return -1; | |
1267 | ||
1268 | if (len && argval[len - 1] == ':') | |
1269 | len--; | |
1270 | string_list_append(filter_list, argval)->util = (char *)len; | |
1271 | ||
1272 | opts->filter = format_trailer_match_cb; | |
1273 | opts->filter_data = filter_list; | |
1274 | opts->only_trailers = 1; | |
1275 | } else if (match_placeholder_arg_value(*arg, "separator", arg, &argval, &arglen)) { | |
1276 | char *fmt; | |
1277 | ||
1278 | strbuf_reset(sepbuf); | |
1279 | fmt = xstrndup(argval, arglen); | |
1280 | strbuf_expand(sepbuf, fmt, strbuf_expand_literal_cb, NULL); | |
1281 | free(fmt); | |
1282 | opts->separator = sepbuf; | |
1283 | } else if (match_placeholder_arg_value(*arg, "key_value_separator", arg, &argval, &arglen)) { | |
1284 | char *fmt; | |
1285 | ||
1286 | strbuf_reset(kvsepbuf); | |
1287 | fmt = xstrndup(argval, arglen); | |
1288 | strbuf_expand(kvsepbuf, fmt, strbuf_expand_literal_cb, NULL); | |
1289 | free(fmt); | |
1290 | opts->key_value_separator = kvsepbuf; | |
1291 | } else if (!match_placeholder_bool_arg(*arg, "only", arg, &opts->only_trailers) && | |
1292 | !match_placeholder_bool_arg(*arg, "unfold", arg, &opts->unfold) && | |
1293 | !match_placeholder_bool_arg(*arg, "keyonly", arg, &opts->key_only) && | |
636a0aee HV |
1294 | !match_placeholder_bool_arg(*arg, "valueonly", arg, &opts->value_only)) { |
1295 | if (invalid_arg) { | |
1296 | size_t len = strcspn(*arg, ",)"); | |
1297 | *invalid_arg = xstrndup(*arg, len); | |
1298 | } | |
1299 | return -1; | |
1300 | } | |
90563aed HV |
1301 | } |
1302 | return 0; | |
1303 | } | |
1304 | ||
b081547e RS |
1305 | static size_t parse_describe_args(const char *start, struct strvec *args) |
1306 | { | |
3c6eb4ec ES |
1307 | struct { |
1308 | char *name; | |
1309 | enum { | |
1d517cea | 1310 | DESCRIBE_ARG_BOOL, |
eccd97d0 | 1311 | DESCRIBE_ARG_INTEGER, |
3c6eb4ec ES |
1312 | DESCRIBE_ARG_STRING, |
1313 | } type; | |
1314 | } option[] = { | |
1d517cea | 1315 | { "tags", DESCRIBE_ARG_BOOL}, |
eccd97d0 | 1316 | { "abbrev", DESCRIBE_ARG_INTEGER }, |
3c6eb4ec ES |
1317 | { "exclude", DESCRIBE_ARG_STRING }, |
1318 | { "match", DESCRIBE_ARG_STRING }, | |
1319 | }; | |
b081547e RS |
1320 | const char *arg = start; |
1321 | ||
1322 | for (;;) { | |
3c6eb4ec | 1323 | int found = 0; |
b081547e RS |
1324 | const char *argval; |
1325 | size_t arglen = 0; | |
1d517cea | 1326 | int optval = 0; |
b081547e RS |
1327 | int i; |
1328 | ||
3c6eb4ec ES |
1329 | for (i = 0; !found && i < ARRAY_SIZE(option); i++) { |
1330 | switch (option[i].type) { | |
1d517cea ES |
1331 | case DESCRIBE_ARG_BOOL: |
1332 | if (match_placeholder_bool_arg(arg, option[i].name, &arg, &optval)) { | |
1333 | if (optval) | |
1334 | strvec_pushf(args, "--%s", option[i].name); | |
1335 | else | |
1336 | strvec_pushf(args, "--no-%s", option[i].name); | |
1337 | found = 1; | |
1338 | } | |
1339 | break; | |
eccd97d0 ES |
1340 | case DESCRIBE_ARG_INTEGER: |
1341 | if (match_placeholder_arg_value(arg, option[i].name, &arg, | |
1342 | &argval, &arglen)) { | |
1343 | char *endptr; | |
1344 | if (!arglen) | |
1345 | return 0; | |
1346 | strtol(argval, &endptr, 10); | |
1347 | if (endptr - argval != arglen) | |
1348 | return 0; | |
1349 | strvec_pushf(args, "--%s=%.*s", option[i].name, (int)arglen, argval); | |
1350 | found = 1; | |
1351 | } | |
1352 | break; | |
3c6eb4ec ES |
1353 | case DESCRIBE_ARG_STRING: |
1354 | if (match_placeholder_arg_value(arg, option[i].name, &arg, | |
1355 | &argval, &arglen)) { | |
1356 | if (!arglen) | |
1357 | return 0; | |
1358 | strvec_pushf(args, "--%s=%.*s", option[i].name, (int)arglen, argval); | |
1359 | found = 1; | |
1360 | } | |
b081547e RS |
1361 | break; |
1362 | } | |
1363 | } | |
3c6eb4ec | 1364 | if (!found) |
b081547e RS |
1365 | break; |
1366 | ||
b081547e RS |
1367 | } |
1368 | return arg - start; | |
1369 | } | |
1370 | ||
7e77df39 NTND |
1371 | static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */ |
1372 | const char *placeholder, | |
9fa708da | 1373 | void *context) |
f29d5958 RS |
1374 | { |
1375 | struct format_commit_context *c = context; | |
1376 | const struct commit *commit = c->commit; | |
177b29dc | 1377 | const char *msg = c->message; |
f29d5958 | 1378 | struct commit_list *p; |
47d4676a | 1379 | const char *arg, *eol; |
fd2015b3 | 1380 | size_t res; |
ad6f028f | 1381 | char **slot; |
93fc05eb | 1382 | |
93fc05eb | 1383 | /* these are independent of the commit */ |
fd2015b3 AW |
1384 | res = strbuf_expand_literal_cb(sb, placeholder, NULL); |
1385 | if (res) | |
1386 | return res; | |
1387 | ||
cde75e59 RS |
1388 | switch (placeholder[0]) { |
1389 | case 'C': | |
59556548 | 1390 | if (starts_with(placeholder + 1, "(auto)")) { |
b15a3e00 | 1391 | c->auto_color = want_color(c->pretty_ctx->color); |
82b83da8 | 1392 | if (c->auto_color && sb->len) |
c99ad274 | 1393 | strbuf_addstr(sb, GIT_COLOR_RESET); |
a95f067e NTND |
1394 | return 7; /* consumed 7 bytes, "C(auto)" */ |
1395 | } else { | |
1396 | int ret = parse_color(sb, placeholder, c); | |
1397 | if (ret) | |
1398 | c->auto_color = 0; | |
1399 | /* | |
1400 | * Otherwise, we decided to treat %C<unknown> | |
1401 | * as a literal string, and the previous | |
1402 | * %C(auto) is still valid. | |
1403 | */ | |
1404 | return ret; | |
c002922a | 1405 | } |
02edd56b RS |
1406 | case 'w': |
1407 | if (placeholder[1] == '(') { | |
1408 | unsigned long width = 0, indent1 = 0, indent2 = 0; | |
1409 | char *next; | |
1410 | const char *start = placeholder + 2; | |
1411 | const char *end = strchr(start, ')'); | |
1412 | if (!end) | |
1413 | return 0; | |
1414 | if (end > start) { | |
1415 | width = strtoul(start, &next, 10); | |
1416 | if (*next == ',') { | |
1417 | indent1 = strtoul(next + 1, &next, 10); | |
1418 | if (*next == ',') { | |
1419 | indent2 = strtoul(next + 1, | |
1420 | &next, 10); | |
1421 | } | |
1422 | } | |
1423 | if (*next != ')') | |
1424 | return 0; | |
1425 | } | |
304a50ad PS |
1426 | |
1427 | /* | |
1428 | * We need to limit the format here as it allows the | |
1429 | * user to prepend arbitrarily many bytes to the buffer | |
1430 | * when rewrapping. | |
1431 | */ | |
1432 | if (width > FORMATTING_LIMIT || | |
1433 | indent1 > FORMATTING_LIMIT || | |
1434 | indent2 > FORMATTING_LIMIT) | |
1435 | return 0; | |
02edd56b RS |
1436 | rewrap_message_tail(sb, c, width, indent1, indent2); |
1437 | return end - placeholder + 1; | |
1438 | } else | |
1439 | return 0; | |
a5752342 NTND |
1440 | |
1441 | case '<': | |
1442 | case '>': | |
9a1180fc | 1443 | return parse_padding_placeholder(placeholder, c); |
cde75e59 | 1444 | } |
93fc05eb | 1445 | |
b081547e | 1446 | if (skip_prefix(placeholder, "(describe", &arg)) { |
15ae82d5 RS |
1447 | struct child_process cmd = CHILD_PROCESS_INIT; |
1448 | struct strbuf out = STRBUF_INIT; | |
1449 | struct strbuf err = STRBUF_INIT; | |
96099726 RS |
1450 | struct pretty_print_describe_status *describe_status; |
1451 | ||
1452 | describe_status = c->pretty_ctx->describe_status; | |
1453 | if (describe_status) { | |
1454 | if (!describe_status->max_invocations) | |
1455 | return 0; | |
1456 | describe_status->max_invocations--; | |
1457 | } | |
15ae82d5 RS |
1458 | |
1459 | cmd.git_cmd = 1; | |
1460 | strvec_push(&cmd.args, "describe"); | |
b081547e RS |
1461 | |
1462 | if (*arg == ':') { | |
1463 | arg++; | |
1464 | arg += parse_describe_args(arg, &cmd.args); | |
1465 | } | |
1466 | ||
1467 | if (*arg != ')') { | |
1468 | child_process_clear(&cmd); | |
1469 | return 0; | |
1470 | } | |
1471 | ||
15ae82d5 RS |
1472 | strvec_push(&cmd.args, oid_to_hex(&commit->object.oid)); |
1473 | pipe_command(&cmd, NULL, 0, &out, 0, &err, 0); | |
1474 | strbuf_rtrim(&out); | |
1475 | strbuf_addbuf(sb, &out); | |
1476 | strbuf_release(&out); | |
1477 | strbuf_release(&err); | |
b081547e | 1478 | return arg - placeholder + 1; |
15ae82d5 RS |
1479 | } |
1480 | ||
93fc05eb JS |
1481 | /* these depend on the commit */ |
1482 | if (!commit->object.parsed) | |
109cd76d | 1483 | parse_object(the_repository, &commit->object.oid); |
93fc05eb | 1484 | |
cde75e59 RS |
1485 | switch (placeholder[0]) { |
1486 | case 'H': /* commit hash */ | |
a95f067e | 1487 | strbuf_addstr(sb, diff_get_color(c->auto_color, DIFF_COMMIT)); |
f2fd0760 | 1488 | strbuf_addstr(sb, oid_to_hex(&commit->object.oid)); |
a95f067e | 1489 | strbuf_addstr(sb, diff_get_color(c->auto_color, DIFF_RESET)); |
c3a670de | 1490 | return 1; |
cde75e59 | 1491 | case 'h': /* abbreviated commit hash */ |
a95f067e | 1492 | strbuf_addstr(sb, diff_get_color(c->auto_color, DIFF_COMMIT)); |
30e677e0 | 1493 | strbuf_add_unique_abbrev(sb, &commit->object.oid, |
1eb47f16 | 1494 | c->pretty_ctx->abbrev); |
a95f067e | 1495 | strbuf_addstr(sb, diff_get_color(c->auto_color, DIFF_RESET)); |
c3a670de | 1496 | return 1; |
cde75e59 | 1497 | case 'T': /* tree hash */ |
2e27bd77 | 1498 | strbuf_addstr(sb, oid_to_hex(get_commit_tree_oid(commit))); |
c3a670de | 1499 | return 1; |
cde75e59 | 1500 | case 't': /* abbreviated tree hash */ |
2e27bd77 | 1501 | strbuf_add_unique_abbrev(sb, |
c89b6e13 | 1502 | get_commit_tree_oid(commit), |
1eb47f16 | 1503 | c->pretty_ctx->abbrev); |
c3a670de | 1504 | return 1; |
cde75e59 RS |
1505 | case 'P': /* parent hashes */ |
1506 | for (p = commit->parents; p; p = p->next) { | |
1507 | if (p != commit->parents) | |
1508 | strbuf_addch(sb, ' '); | |
f2fd0760 | 1509 | strbuf_addstr(sb, oid_to_hex(&p->item->object.oid)); |
cde75e59 | 1510 | } |
c3a670de | 1511 | return 1; |
cde75e59 RS |
1512 | case 'p': /* abbreviated parent hashes */ |
1513 | for (p = commit->parents; p; p = p->next) { | |
1514 | if (p != commit->parents) | |
1515 | strbuf_addch(sb, ' '); | |
30e677e0 | 1516 | strbuf_add_unique_abbrev(sb, &p->item->object.oid, |
1eb47f16 | 1517 | c->pretty_ctx->abbrev); |
cde75e59 | 1518 | } |
c3a670de | 1519 | return 1; |
cde75e59 | 1520 | case 'm': /* left/right/bottom */ |
1df2d656 | 1521 | strbuf_addstr(sb, get_revision_mark(NULL, commit)); |
c3a670de | 1522 | return 1; |
3b3d443f | 1523 | case 'd': |
a95f067e | 1524 | format_decorations(sb, commit, c->auto_color); |
3b3d443f | 1525 | return 1; |
9271095c | 1526 | case 'D': |
9271095c HJ |
1527 | format_decorations_extended(sb, commit, c->auto_color, "", ", ", ""); |
1528 | return 1; | |
ad6f028f IT |
1529 | case 'S': /* tag/branch like --source */ |
1530 | if (!(c->pretty_ctx->rev && c->pretty_ctx->rev->sources)) | |
1531 | return 0; | |
1532 | slot = revision_sources_at(c->pretty_ctx->rev->sources, commit); | |
1533 | if (!(slot && *slot)) | |
1534 | return 0; | |
1535 | strbuf_addstr(sb, *slot); | |
1536 | return 1; | |
8f8f5476 TR |
1537 | case 'g': /* reflog info */ |
1538 | switch(placeholder[1]) { | |
1539 | case 'd': /* reflog selector */ | |
1540 | case 'D': | |
1541 | if (c->pretty_ctx->reflog_info) | |
1542 | get_reflog_selector(sb, | |
1543 | c->pretty_ctx->reflog_info, | |
a5481a6c | 1544 | &c->pretty_ctx->date_mode, |
55ccf85a | 1545 | c->pretty_ctx->date_mode_explicit, |
8f8f5476 TR |
1546 | (placeholder[1] == 'd')); |
1547 | return 2; | |
1548 | case 's': /* reflog message */ | |
1549 | if (c->pretty_ctx->reflog_info) | |
1550 | get_reflog_message(sb, c->pretty_ctx->reflog_info); | |
1551 | return 2; | |
cd1957f5 JK |
1552 | case 'n': |
1553 | case 'N': | |
1554 | case 'e': | |
1555 | case 'E': | |
1556 | return format_reflog_person(sb, | |
1557 | placeholder[1], | |
1558 | c->pretty_ctx->reflog_info, | |
a5481a6c | 1559 | &c->pretty_ctx->date_mode); |
8f8f5476 TR |
1560 | } |
1561 | return 0; /* unknown %g placeholder */ | |
8b208f02 | 1562 | case 'N': |
ddf333f6 JH |
1563 | if (c->pretty_ctx->notes_message) { |
1564 | strbuf_addstr(sb, c->pretty_ctx->notes_message); | |
5b163603 JG |
1565 | return 1; |
1566 | } | |
1567 | return 0; | |
cde75e59 RS |
1568 | } |
1569 | ||
f6667c5e | 1570 | if (placeholder[0] == 'G') { |
ffb6d7d5 SG |
1571 | if (!c->signature_check.result) |
1572 | check_commit_signature(c->commit, &(c->signature_check)); | |
f6667c5e JH |
1573 | switch (placeholder[1]) { |
1574 | case 'G': | |
b5726a5d FS |
1575 | if (c->signature_check.output) |
1576 | strbuf_addstr(sb, c->signature_check.output); | |
f6667c5e JH |
1577 | break; |
1578 | case '?': | |
ffb6d7d5 | 1579 | switch (c->signature_check.result) { |
f6667c5e | 1580 | case 'G': |
54887b46 HJI |
1581 | switch (c->signature_check.trust_level) { |
1582 | case TRUST_UNDEFINED: | |
1583 | case TRUST_NEVER: | |
1584 | strbuf_addch(sb, 'U'); | |
1585 | break; | |
1586 | default: | |
1587 | strbuf_addch(sb, 'G'); | |
1588 | break; | |
1589 | } | |
1590 | break; | |
f6667c5e | 1591 | case 'B': |
661a1806 | 1592 | case 'E': |
e290c4b9 | 1593 | case 'N': |
661a1806 MG |
1594 | case 'X': |
1595 | case 'Y': | |
1596 | case 'R': | |
ffb6d7d5 | 1597 | strbuf_addch(sb, c->signature_check.result); |
f6667c5e JH |
1598 | } |
1599 | break; | |
1600 | case 'S': | |
ffb6d7d5 SG |
1601 | if (c->signature_check.signer) |
1602 | strbuf_addstr(sb, c->signature_check.signer); | |
f6667c5e | 1603 | break; |
0174eeaa | 1604 | case 'K': |
ffb6d7d5 SG |
1605 | if (c->signature_check.key) |
1606 | strbuf_addstr(sb, c->signature_check.key); | |
0174eeaa | 1607 | break; |
3daaaabe MG |
1608 | case 'F': |
1609 | if (c->signature_check.fingerprint) | |
1610 | strbuf_addstr(sb, c->signature_check.fingerprint); | |
1611 | break; | |
4de9394d MG |
1612 | case 'P': |
1613 | if (c->signature_check.primary_key_fingerprint) | |
1614 | strbuf_addstr(sb, c->signature_check.primary_key_fingerprint); | |
1615 | break; | |
54887b46 | 1616 | case 'T': |
803978da | 1617 | strbuf_addstr(sb, gpg_trust_level_to_str(c->signature_check.trust_level)); |
54887b46 | 1618 | break; |
aa4b78d4 JK |
1619 | default: |
1620 | return 0; | |
f6667c5e JH |
1621 | } |
1622 | return 2; | |
1623 | } | |
1624 | ||
cde75e59 | 1625 | /* For the rest we have to parse the commit header. */ |
018b9deb JK |
1626 | if (!c->commit_header_parsed) { |
1627 | msg = c->message = | |
1628 | repo_logmsg_reencode(c->repository, commit, | |
1629 | &c->commit_encoding, "UTF-8"); | |
f29d5958 | 1630 | parse_commit_header(c); |
018b9deb | 1631 | } |
93fc05eb | 1632 | |
f29d5958 | 1633 | switch (placeholder[0]) { |
c3a670de MC |
1634 | case 'a': /* author ... */ |
1635 | return format_person_part(sb, placeholder[1], | |
d36f8679 | 1636 | msg + c->author.off, c->author.len, |
a5481a6c | 1637 | &c->pretty_ctx->date_mode); |
c3a670de MC |
1638 | case 'c': /* committer ... */ |
1639 | return format_person_part(sb, placeholder[1], | |
d36f8679 | 1640 | msg + c->committer.off, c->committer.len, |
a5481a6c | 1641 | &c->pretty_ctx->date_mode); |
c3a670de | 1642 | case 'e': /* encoding */ |
0940a76d NTND |
1643 | if (c->commit_encoding) |
1644 | strbuf_addstr(sb, c->commit_encoding); | |
c3a670de | 1645 | return 1; |
1367b12a EB |
1646 | case 'B': /* raw body */ |
1647 | /* message_off is always left at the initial newline */ | |
1648 | strbuf_addstr(sb, msg + c->message_off + 1); | |
1649 | return 1; | |
f53bd743 RS |
1650 | } |
1651 | ||
1652 | /* Now we need to parse the commit message. */ | |
1653 | if (!c->commit_message_parsed) | |
1654 | parse_commit_message(c); | |
1655 | ||
1656 | switch (placeholder[0]) { | |
1657 | case 's': /* subject */ | |
1658 | format_subject(sb, msg + c->subject_off, " "); | |
1659 | return 1; | |
46d164b0 | 1660 | case 'f': /* sanitized subject */ |
47d4676a HV |
1661 | eol = strchrnul(msg + c->subject_off, '\n'); |
1662 | format_sanitized_subject(sb, msg + c->subject_off, eol - (msg + c->subject_off)); | |
46d164b0 | 1663 | return 1; |
c3a670de | 1664 | case 'b': /* body */ |
f29d5958 | 1665 | strbuf_addstr(sb, msg + c->body_off); |
c3a670de | 1666 | return 1; |
93fc05eb | 1667 | } |
d9f31fbf | 1668 | |
58311c66 | 1669 | if (skip_prefix(placeholder, "(trailers", &arg)) { |
a388b10f | 1670 | struct process_trailer_options opts = PROCESS_TRAILER_OPTIONS_INIT; |
250bea0c | 1671 | struct string_list filter_list = STRING_LIST_INIT_NODUP; |
0b691d86 | 1672 | struct strbuf sepbuf = STRBUF_INIT; |
058761f1 | 1673 | struct strbuf kvsepbuf = STRBUF_INIT; |
3e3f3478 | 1674 | size_t ret = 0; |
e5fba5d5 JK |
1675 | |
1676 | opts.no_divider = 1; | |
1677 | ||
84ff053d TB |
1678 | if (*arg == ':') { |
1679 | arg++; | |
636a0aee | 1680 | if (format_set_trailers_options(&opts, &filter_list, &sepbuf, &kvsepbuf, &arg, NULL)) |
90563aed | 1681 | goto trailer_out; |
58311c66 JK |
1682 | } |
1683 | if (*arg == ')') { | |
1684 | format_trailers_from_commit(sb, msg + c->subject_off, &opts); | |
3e3f3478 | 1685 | ret = arg - placeholder + 1; |
58311c66 | 1686 | } |
250bea0c AW |
1687 | trailer_out: |
1688 | string_list_clear(&filter_list, 0); | |
0b691d86 | 1689 | strbuf_release(&sepbuf); |
3e3f3478 | 1690 | return ret; |
d9f31fbf JK |
1691 | } |
1692 | ||
c3a670de | 1693 | return 0; /* unknown placeholder */ |
cde75e59 RS |
1694 | } |
1695 | ||
a5752342 NTND |
1696 | static size_t format_and_pad_commit(struct strbuf *sb, /* in UTF-8 */ |
1697 | const char *placeholder, | |
1698 | struct format_commit_context *c) | |
1699 | { | |
1700 | struct strbuf local_sb = STRBUF_INIT; | |
81dc898d PS |
1701 | size_t total_consumed = 0; |
1702 | int len, padding = c->padding; | |
1703 | ||
a5752342 NTND |
1704 | if (padding < 0) { |
1705 | const char *start = strrchr(sb->buf, '\n'); | |
1706 | int occupied; | |
1707 | if (!start) | |
1708 | start = sb->buf; | |
522cc87f | 1709 | occupied = utf8_strnwidth(start, strlen(start), 1); |
3ad87c80 | 1710 | occupied += c->pretty_ctx->graph_width; |
a5752342 NTND |
1711 | padding = (-padding) - occupied; |
1712 | } | |
1713 | while (1) { | |
1714 | int modifier = *placeholder == 'C'; | |
81dc898d | 1715 | size_t consumed = format_commit_one(&local_sb, placeholder, c); |
a5752342 NTND |
1716 | total_consumed += consumed; |
1717 | ||
1718 | if (!modifier) | |
1719 | break; | |
1720 | ||
1721 | placeholder += consumed; | |
1722 | if (*placeholder != '%') | |
1723 | break; | |
1724 | placeholder++; | |
1725 | total_consumed++; | |
1726 | } | |
522cc87f | 1727 | len = utf8_strnwidth(local_sb.buf, local_sb.len, 1); |
1640632b NTND |
1728 | |
1729 | if (c->flush_type == flush_left_and_steal) { | |
1730 | const char *ch = sb->buf + sb->len - 1; | |
1731 | while (len > padding && ch > sb->buf) { | |
1732 | const char *p; | |
1733 | if (*ch == ' ') { | |
1734 | ch--; | |
1735 | padding++; | |
1736 | continue; | |
1737 | } | |
1738 | /* check for trailing ansi sequences */ | |
1739 | if (*ch != 'm') | |
1740 | break; | |
1741 | p = ch - 1; | |
b49f309a | 1742 | while (p > sb->buf && ch - p < 10 && *p != '\033') |
1640632b NTND |
1743 | p--; |
1744 | if (*p != '\033' || | |
1745 | ch + 1 - p != display_mode_esc_sequence_len(p)) | |
1746 | break; | |
1747 | /* | |
1748 | * got a good ansi sequence, put it back to | |
1749 | * local_sb as we're cutting sb | |
1750 | */ | |
1751 | strbuf_insert(&local_sb, 0, p, ch + 1 - p); | |
1752 | ch = p - 1; | |
1753 | } | |
1754 | strbuf_setlen(sb, ch + 1 - sb->buf); | |
1755 | c->flush_type = flush_left; | |
1756 | } | |
1757 | ||
a7f01c6b NTND |
1758 | if (len > padding) { |
1759 | switch (c->truncate) { | |
1760 | case trunc_left: | |
1761 | strbuf_utf8_replace(&local_sb, | |
1762 | 0, len - (padding - 2), | |
1763 | ".."); | |
1764 | break; | |
1765 | case trunc_middle: | |
1766 | strbuf_utf8_replace(&local_sb, | |
1767 | padding / 2 - 1, | |
1768 | len - (padding - 2), | |
1769 | ".."); | |
1770 | break; | |
1771 | case trunc_right: | |
1772 | strbuf_utf8_replace(&local_sb, | |
1773 | padding - 2, len - (padding - 2), | |
1774 | ".."); | |
1775 | break; | |
1776 | case trunc_none: | |
1777 | break; | |
1778 | } | |
e992d1eb | 1779 | strbuf_addbuf(sb, &local_sb); |
a7f01c6b | 1780 | } else { |
81dc898d | 1781 | size_t sb_len = sb->len, offset = 0; |
a5752342 NTND |
1782 | if (c->flush_type == flush_left) |
1783 | offset = padding - len; | |
1784 | else if (c->flush_type == flush_both) | |
1785 | offset = (padding - len) / 2; | |
1786 | /* | |
1787 | * we calculate padding in columns, now | |
1788 | * convert it back to chars | |
1789 | */ | |
1790 | padding = padding - len + local_sb.len; | |
415792ed | 1791 | strbuf_addchars(sb, ' ', padding); |
a5752342 NTND |
1792 | memcpy(sb->buf + sb_len + offset, local_sb.buf, |
1793 | local_sb.len); | |
1794 | } | |
1795 | strbuf_release(&local_sb); | |
1796 | c->flush_type = no_flush; | |
1797 | return total_consumed; | |
1798 | } | |
1799 | ||
7e77df39 NTND |
1800 | static size_t format_commit_item(struct strbuf *sb, /* in UTF-8 */ |
1801 | const char *placeholder, | |
9fa708da JH |
1802 | void *context) |
1803 | { | |
81dc898d | 1804 | size_t consumed, orig_len; |
9fa708da JH |
1805 | enum { |
1806 | NO_MAGIC, | |
1807 | ADD_LF_BEFORE_NON_EMPTY, | |
1808 | DEL_LF_BEFORE_EMPTY, | |
223a923c | 1809 | ADD_SP_BEFORE_NON_EMPTY |
9fa708da JH |
1810 | } magic = NO_MAGIC; |
1811 | ||
1812 | switch (placeholder[0]) { | |
1813 | case '-': | |
1814 | magic = DEL_LF_BEFORE_EMPTY; | |
1815 | break; | |
1816 | case '+': | |
1817 | magic = ADD_LF_BEFORE_NON_EMPTY; | |
1818 | break; | |
7b88176e MG |
1819 | case ' ': |
1820 | magic = ADD_SP_BEFORE_NON_EMPTY; | |
1821 | break; | |
9fa708da JH |
1822 | default: |
1823 | break; | |
1824 | } | |
1de69c0c | 1825 | if (magic != NO_MAGIC) { |
9fa708da JH |
1826 | placeholder++; |
1827 | ||
1de69c0c PS |
1828 | switch (placeholder[0]) { |
1829 | case 'w': | |
1830 | /* | |
1831 | * `%+w()` cannot ever expand to a non-empty string, | |
1832 | * and it potentially changes the layout of preceding | |
1833 | * contents. We're thus not able to handle the magic in | |
1834 | * this combination and refuse the pattern. | |
1835 | */ | |
1836 | return 0; | |
1837 | }; | |
1838 | } | |
1839 | ||
9fa708da | 1840 | orig_len = sb->len; |
a5752342 NTND |
1841 | if (((struct format_commit_context *)context)->flush_type != no_flush) |
1842 | consumed = format_and_pad_commit(sb, placeholder, context); | |
1843 | else | |
1844 | consumed = format_commit_one(sb, placeholder, context); | |
9fa708da JH |
1845 | if (magic == NO_MAGIC) |
1846 | return consumed; | |
1847 | ||
1848 | if ((orig_len == sb->len) && magic == DEL_LF_BEFORE_EMPTY) { | |
1849 | while (sb->len && sb->buf[sb->len - 1] == '\n') | |
1850 | strbuf_setlen(sb, sb->len - 1); | |
7b88176e MG |
1851 | } else if (orig_len != sb->len) { |
1852 | if (magic == ADD_LF_BEFORE_NON_EMPTY) | |
a91cc7fa | 1853 | strbuf_insertstr(sb, orig_len, "\n"); |
7b88176e | 1854 | else if (magic == ADD_SP_BEFORE_NON_EMPTY) |
a91cc7fa | 1855 | strbuf_insertstr(sb, orig_len, " "); |
9fa708da JH |
1856 | } |
1857 | return consumed + 1; | |
1858 | } | |
1859 | ||
5b163603 JG |
1860 | static size_t userformat_want_item(struct strbuf *sb, const char *placeholder, |
1861 | void *context) | |
1862 | { | |
1863 | struct userformat_want *w = context; | |
1864 | ||
7b88176e | 1865 | if (*placeholder == '+' || *placeholder == '-' || *placeholder == ' ') |
5b163603 JG |
1866 | placeholder++; |
1867 | ||
1868 | switch (*placeholder) { | |
1869 | case 'N': | |
1870 | w->notes = 1; | |
1871 | break; | |
ad6f028f IT |
1872 | case 'S': |
1873 | w->source = 1; | |
1874 | break; | |
b2086b51 JK |
1875 | case 'd': |
1876 | case 'D': | |
1877 | w->decorate = 1; | |
1878 | break; | |
5b163603 JG |
1879 | } |
1880 | return 0; | |
1881 | } | |
1882 | ||
1883 | void userformat_find_requirements(const char *fmt, struct userformat_want *w) | |
1884 | { | |
1885 | struct strbuf dummy = STRBUF_INIT; | |
1886 | ||
1887 | if (!fmt) { | |
1888 | if (!user_format) | |
1889 | return; | |
1890 | fmt = user_format; | |
1891 | } | |
a6253d10 | 1892 | strbuf_expand(&dummy, fmt, userformat_want_item, w); |
5b163603 JG |
1893 | strbuf_release(&dummy); |
1894 | } | |
1895 | ||
f54fbf5e SB |
1896 | void repo_format_commit_message(struct repository *r, |
1897 | const struct commit *commit, | |
1898 | const char *format, struct strbuf *sb, | |
1899 | const struct pretty_print_context *pretty_ctx) | |
cde75e59 | 1900 | { |
3e8ed3b9 | 1901 | struct format_commit_context context = { |
018b9deb | 1902 | .repository = r, |
3e8ed3b9 DL |
1903 | .commit = commit, |
1904 | .pretty_ctx = pretty_ctx, | |
1905 | .wrap_start = sb->len | |
1906 | }; | |
177b29dc | 1907 | const char *output_enc = pretty_ctx->output_encoding; |
7e77df39 | 1908 | const char *utf8 = "UTF-8"; |
f29d5958 | 1909 | |
c3a670de | 1910 | strbuf_expand(sb, format, format_commit_item, &context); |
02edd56b | 1911 | rewrap_message_tail(sb, &context, 0, 0, 0); |
177b29dc | 1912 | |
018b9deb JK |
1913 | /* |
1914 | * Convert output to an actual output encoding; note that | |
1915 | * format_commit_item() will always use UTF-8, so we don't | |
1916 | * have to bother if that's what the output wants. | |
1917 | */ | |
7e77df39 NTND |
1918 | if (output_enc) { |
1919 | if (same_encoding(utf8, output_enc)) | |
1920 | output_enc = NULL; | |
1921 | } else { | |
1922 | if (context.commit_encoding && | |
1923 | !same_encoding(context.commit_encoding, utf8)) | |
1924 | output_enc = context.commit_encoding; | |
1925 | } | |
1926 | ||
1927 | if (output_enc) { | |
c7d017d7 | 1928 | size_t outsz; |
7e77df39 NTND |
1929 | char *out = reencode_string_len(sb->buf, sb->len, |
1930 | output_enc, utf8, &outsz); | |
1931 | if (out) | |
1932 | strbuf_attach(sb, out, outsz, outsz + 1); | |
1933 | } | |
1934 | ||
0940a76d | 1935 | free(context.commit_encoding); |
f54fbf5e | 1936 | repo_unuse_commit_buffer(r, commit, context.message); |
93fc05eb JS |
1937 | } |
1938 | ||
10f2fbff | 1939 | static void pp_header(struct pretty_print_context *pp, |
93fc05eb JS |
1940 | const char *encoding, |
1941 | const struct commit *commit, | |
1942 | const char **msg_p, | |
1943 | struct strbuf *sb) | |
1944 | { | |
1945 | int parents_shown = 0; | |
1946 | ||
1947 | for (;;) { | |
e3f1da98 | 1948 | const char *name, *line = *msg_p; |
93fc05eb JS |
1949 | int linelen = get_one_line(*msg_p); |
1950 | ||
1951 | if (!linelen) | |
1952 | return; | |
1953 | *msg_p += linelen; | |
1954 | ||
1955 | if (linelen == 1) | |
1956 | /* End of header */ | |
1957 | return; | |
1958 | ||
6bf13944 | 1959 | if (pp->fmt == CMIT_FMT_RAW) { |
93fc05eb JS |
1960 | strbuf_add(sb, line, linelen); |
1961 | continue; | |
1962 | } | |
1963 | ||
59556548 | 1964 | if (starts_with(line, "parent ")) { |
580f0980 | 1965 | if (linelen != the_hash_algo->hexsz + 8) |
93fc05eb JS |
1966 | die("bad parent line in commit"); |
1967 | continue; | |
1968 | } | |
1969 | ||
1970 | if (!parents_shown) { | |
4bbaa1eb | 1971 | unsigned num = commit_list_count(commit->parents); |
93fc05eb | 1972 | /* with enough slop */ |
580f0980 | 1973 | strbuf_grow(sb, num * (GIT_MAX_HEXSZ + 10) + 20); |
6bf13944 | 1974 | add_merge_info(pp, sb, commit); |
93fc05eb JS |
1975 | parents_shown = 1; |
1976 | } | |
1977 | ||
1978 | /* | |
1979 | * MEDIUM == DEFAULT shows only author with dates. | |
1980 | * FULL shows both authors but not dates. | |
1981 | * FULLER shows both authors and dates. | |
1982 | */ | |
e3f1da98 | 1983 | if (skip_prefix(line, "author ", &name)) { |
93fc05eb | 1984 | strbuf_grow(sb, linelen + 80); |
e3f1da98 | 1985 | pp_user_info(pp, "Author", sb, name, encoding); |
93fc05eb | 1986 | } |
e3f1da98 | 1987 | if (skip_prefix(line, "committer ", &name) && |
6bf13944 | 1988 | (pp->fmt == CMIT_FMT_FULL || pp->fmt == CMIT_FMT_FULLER)) { |
93fc05eb | 1989 | strbuf_grow(sb, linelen + 80); |
e3f1da98 | 1990 | pp_user_info(pp, "Commit", sb, name, encoding); |
93fc05eb JS |
1991 | } |
1992 | } | |
1993 | } | |
1994 | ||
10f2fbff | 1995 | void pp_title_line(struct pretty_print_context *pp, |
b02bd65f DB |
1996 | const char **msg_p, |
1997 | struct strbuf *sb, | |
b02bd65f | 1998 | const char *encoding, |
267123b4 | 1999 | int need_8bit_cte) |
93fc05eb | 2000 | { |
41dd00ba | 2001 | static const int max_length = 78; /* per rfc2047 */ |
93fc05eb JS |
2002 | struct strbuf title; |
2003 | ||
2004 | strbuf_init(&title, 80); | |
9553d2b2 JK |
2005 | *msg_p = format_subject(&title, *msg_p, |
2006 | pp->preserve_subject ? "\n" : " "); | |
93fc05eb JS |
2007 | |
2008 | strbuf_grow(sb, title.len + 1024); | |
6d167fd7 RS |
2009 | if (pp->print_email_subject) { |
2010 | if (pp->rev) | |
2011 | fmt_output_email_subject(sb, pp->rev); | |
19d097e3 EB |
2012 | if (pp->encode_email_headers && |
2013 | needs_rfc2047_encoding(title.buf, title.len)) | |
41dd00ba JS |
2014 | add_rfc2047(sb, title.buf, title.len, |
2015 | encoding, RFC2047_SUBJECT); | |
2016 | else | |
2017 | strbuf_add_wrapped_bytes(sb, title.buf, title.len, | |
2018 | -last_line_length(sb), 1, max_length); | |
93fc05eb JS |
2019 | } else { |
2020 | strbuf_addbuf(sb, &title); | |
2021 | } | |
2022 | strbuf_addch(sb, '\n'); | |
2023 | ||
a9080475 JK |
2024 | if (need_8bit_cte == 0) { |
2025 | int i; | |
2026 | for (i = 0; i < pp->in_body_headers.nr; i++) { | |
2027 | if (has_non_ascii(pp->in_body_headers.items[i].string)) { | |
2028 | need_8bit_cte = 1; | |
2029 | break; | |
2030 | } | |
2031 | } | |
2032 | } | |
2033 | ||
6bf4f1b4 | 2034 | if (need_8bit_cte > 0) { |
93fc05eb JS |
2035 | const char *header_fmt = |
2036 | "MIME-Version: 1.0\n" | |
2037 | "Content-Type: text/plain; charset=%s\n" | |
2038 | "Content-Transfer-Encoding: 8bit\n"; | |
2039 | strbuf_addf(sb, header_fmt, encoding); | |
2040 | } | |
6bf13944 JK |
2041 | if (pp->after_subject) { |
2042 | strbuf_addstr(sb, pp->after_subject); | |
93fc05eb | 2043 | } |
9f23e040 | 2044 | if (cmit_fmt_is_mail(pp->fmt)) { |
93fc05eb JS |
2045 | strbuf_addch(sb, '\n'); |
2046 | } | |
a9080475 JK |
2047 | |
2048 | if (pp->in_body_headers.nr) { | |
2049 | int i; | |
2050 | for (i = 0; i < pp->in_body_headers.nr; i++) { | |
2051 | strbuf_addstr(sb, pp->in_body_headers.items[i].string); | |
2052 | free(pp->in_body_headers.items[i].string); | |
2053 | } | |
2054 | string_list_clear(&pp->in_body_headers, 0); | |
2055 | strbuf_addch(sb, '\n'); | |
2056 | } | |
2057 | ||
93fc05eb JS |
2058 | strbuf_release(&title); |
2059 | } | |
2060 | ||
7cc13c71 LT |
2061 | static int pp_utf8_width(const char *start, const char *end) |
2062 | { | |
2063 | int width = 0; | |
2064 | size_t remain = end - start; | |
2065 | ||
2066 | while (remain) { | |
2067 | int n = utf8_width(&start, &remain); | |
2068 | if (n < 0 || !start) | |
2069 | return -1; | |
2070 | width += n; | |
2071 | } | |
2072 | return width; | |
2073 | } | |
2074 | ||
6a5c3379 HM |
2075 | static void strbuf_add_tabexpand(struct strbuf *sb, struct grep_opt *opt, |
2076 | int color, int tabwidth, const char *line, | |
2077 | int linelen) | |
7cc13c71 LT |
2078 | { |
2079 | const char *tab; | |
2080 | ||
2081 | while ((tab = memchr(line, '\t', linelen)) != NULL) { | |
2082 | int width = pp_utf8_width(line, tab); | |
2083 | ||
2084 | /* | |
2085 | * If it wasn't well-formed utf8, or it | |
2086 | * had characters with badly defined | |
2087 | * width (control characters etc), just | |
2088 | * give up on trying to align things. | |
2089 | */ | |
2090 | if (width < 0) | |
2091 | break; | |
2092 | ||
2093 | /* Output the data .. */ | |
6a5c3379 HM |
2094 | append_line_with_color(sb, opt, line, tab - line, color, |
2095 | GREP_CONTEXT_BODY, | |
2096 | GREP_HEADER_FIELD_MAX); | |
7cc13c71 LT |
2097 | |
2098 | /* .. and the de-tabified tab */ | |
fe37a9c5 | 2099 | strbuf_addchars(sb, ' ', tabwidth - (width % tabwidth)); |
7cc13c71 LT |
2100 | |
2101 | /* Skip over the printed part .. */ | |
2102 | linelen -= tab + 1 - line; | |
2103 | line = tab + 1; | |
2104 | } | |
2105 | ||
2106 | /* | |
2107 | * Print out everything after the last tab without | |
2108 | * worrying about width - there's nothing more to | |
2109 | * align. | |
2110 | */ | |
6a5c3379 HM |
2111 | append_line_with_color(sb, opt, line, linelen, color, GREP_CONTEXT_BODY, |
2112 | GREP_HEADER_FIELD_MAX); | |
7cc13c71 LT |
2113 | } |
2114 | ||
2115 | /* | |
2116 | * pp_handle_indent() prints out the intendation, and | |
2117 | * the whole line (without the final newline), after | |
2118 | * de-tabifying. | |
2119 | */ | |
2120 | static void pp_handle_indent(struct pretty_print_context *pp, | |
2121 | struct strbuf *sb, int indent, | |
2122 | const char *line, int linelen) | |
2123 | { | |
6a5c3379 HM |
2124 | struct grep_opt *opt = pp->rev ? &pp->rev->grep_filter : NULL; |
2125 | ||
7cc13c71 LT |
2126 | strbuf_addchars(sb, ' ', indent); |
2127 | if (pp->expand_tabs_in_log) | |
6a5c3379 HM |
2128 | strbuf_add_tabexpand(sb, opt, pp->color, pp->expand_tabs_in_log, |
2129 | line, linelen); | |
7cc13c71 | 2130 | else |
6a5c3379 HM |
2131 | append_line_with_color(sb, opt, line, linelen, pp->color, |
2132 | GREP_CONTEXT_BODY, | |
2133 | GREP_HEADER_FIELD_MAX); | |
7cc13c71 LT |
2134 | } |
2135 | ||
9f23e040 EW |
2136 | static int is_mboxrd_from(const char *line, int len) |
2137 | { | |
2138 | /* | |
2139 | * a line matching /^From $/ here would only have len == 4 | |
2140 | * at this point because is_empty_line would've trimmed all | |
2141 | * trailing space | |
2142 | */ | |
2143 | return len > 4 && starts_with(line + strspn(line, ">"), "From "); | |
2144 | } | |
2145 | ||
10f2fbff | 2146 | void pp_remainder(struct pretty_print_context *pp, |
b02bd65f DB |
2147 | const char **msg_p, |
2148 | struct strbuf *sb, | |
2149 | int indent) | |
93fc05eb | 2150 | { |
6a5c3379 | 2151 | struct grep_opt *opt = pp->rev ? &pp->rev->grep_filter : NULL; |
93fc05eb | 2152 | int first = 1; |
6a5c3379 | 2153 | |
93fc05eb JS |
2154 | for (;;) { |
2155 | const char *line = *msg_p; | |
2156 | int linelen = get_one_line(line); | |
2157 | *msg_p += linelen; | |
2158 | ||
2159 | if (!linelen) | |
2160 | break; | |
2161 | ||
77356122 | 2162 | if (is_blank_line(line, &linelen)) { |
93fc05eb JS |
2163 | if (first) |
2164 | continue; | |
6bf13944 | 2165 | if (pp->fmt == CMIT_FMT_SHORT) |
93fc05eb JS |
2166 | break; |
2167 | } | |
2168 | first = 0; | |
2169 | ||
2170 | strbuf_grow(sb, linelen + indent + 20); | |
415792ed | 2171 | if (indent) |
7cc13c71 | 2172 | pp_handle_indent(pp, sb, indent, line, linelen); |
0893eec8 | 2173 | else if (pp->expand_tabs_in_log) |
6a5c3379 HM |
2174 | strbuf_add_tabexpand(sb, opt, pp->color, |
2175 | pp->expand_tabs_in_log, line, | |
2176 | linelen); | |
9f23e040 EW |
2177 | else { |
2178 | if (pp->fmt == CMIT_FMT_MBOXRD && | |
2179 | is_mboxrd_from(line, linelen)) | |
2180 | strbuf_addch(sb, '>'); | |
2181 | ||
6a5c3379 HM |
2182 | append_line_with_color(sb, opt, line, linelen, |
2183 | pp->color, GREP_CONTEXT_BODY, | |
2184 | GREP_HEADER_FIELD_MAX); | |
9f23e040 | 2185 | } |
93fc05eb JS |
2186 | strbuf_addch(sb, '\n'); |
2187 | } | |
2188 | } | |
2189 | ||
10f2fbff | 2190 | void pretty_print_commit(struct pretty_print_context *pp, |
6bf13944 JK |
2191 | const struct commit *commit, |
2192 | struct strbuf *sb) | |
93fc05eb JS |
2193 | { |
2194 | unsigned long beginning_of_body; | |
2195 | int indent = 4; | |
dd0d388c | 2196 | const char *msg; |
b000c59b | 2197 | const char *reencoded; |
93fc05eb | 2198 | const char *encoding; |
6bf13944 | 2199 | int need_8bit_cte = pp->need_8bit_cte; |
93fc05eb | 2200 | |
6bf13944 JK |
2201 | if (pp->fmt == CMIT_FMT_USERFORMAT) { |
2202 | format_commit_message(commit, user_format, sb, pp); | |
93fc05eb JS |
2203 | return; |
2204 | } | |
2205 | ||
e297cf5a | 2206 | encoding = get_log_output_encoding(); |
ecb5091f ÆAB |
2207 | msg = reencoded = repo_logmsg_reencode(the_repository, commit, NULL, |
2208 | encoding); | |
93fc05eb | 2209 | |
9f23e040 | 2210 | if (pp->fmt == CMIT_FMT_ONELINE || cmit_fmt_is_mail(pp->fmt)) |
93fc05eb JS |
2211 | indent = 0; |
2212 | ||
6bf4f1b4 JH |
2213 | /* |
2214 | * We need to check and emit Content-type: to mark it | |
2215 | * as 8-bit if we haven't done so. | |
93fc05eb | 2216 | */ |
9f23e040 | 2217 | if (cmit_fmt_is_mail(pp->fmt) && need_8bit_cte == 0) { |
93fc05eb JS |
2218 | int i, ch, in_body; |
2219 | ||
2220 | for (in_body = i = 0; (ch = msg[i]); i++) { | |
2221 | if (!in_body) { | |
2222 | /* author could be non 7-bit ASCII but | |
2223 | * the log may be so; skip over the | |
2224 | * header part first. | |
2225 | */ | |
2226 | if (ch == '\n' && msg[i+1] == '\n') | |
2227 | in_body = 1; | |
2228 | } | |
2229 | else if (non_ascii(ch)) { | |
6bf4f1b4 | 2230 | need_8bit_cte = 1; |
93fc05eb JS |
2231 | break; |
2232 | } | |
2233 | } | |
2234 | } | |
2235 | ||
6bf13944 | 2236 | pp_header(pp, encoding, commit, &msg, sb); |
6d167fd7 | 2237 | if (pp->fmt != CMIT_FMT_ONELINE && !pp->print_email_subject) { |
93fc05eb JS |
2238 | strbuf_addch(sb, '\n'); |
2239 | } | |
2240 | ||
2241 | /* Skip excess blank lines at the beginning of body, if any... */ | |
77356122 | 2242 | msg = skip_blank_lines(msg); |
93fc05eb JS |
2243 | |
2244 | /* These formats treat the title line specially. */ | |
9f23e040 | 2245 | if (pp->fmt == CMIT_FMT_ONELINE || cmit_fmt_is_mail(pp->fmt)) |
6bf13944 | 2246 | pp_title_line(pp, &msg, sb, encoding, need_8bit_cte); |
93fc05eb JS |
2247 | |
2248 | beginning_of_body = sb->len; | |
6bf13944 JK |
2249 | if (pp->fmt != CMIT_FMT_ONELINE) |
2250 | pp_remainder(pp, &msg, sb, indent); | |
93fc05eb JS |
2251 | strbuf_rtrim(sb); |
2252 | ||
2253 | /* Make sure there is an EOLN for the non-oneline case */ | |
6bf13944 | 2254 | if (pp->fmt != CMIT_FMT_ONELINE) |
93fc05eb JS |
2255 | strbuf_addch(sb, '\n'); |
2256 | ||
2257 | /* | |
2258 | * The caller may append additional body text in e-mail | |
2259 | * format. Make sure we did not strip the blank line | |
2260 | * between the header and the body. | |
2261 | */ | |
9f23e040 | 2262 | if (cmit_fmt_is_mail(pp->fmt) && sb->len <= beginning_of_body) |
93fc05eb | 2263 | strbuf_addch(sb, '\n'); |
a97a7468 | 2264 | |
ecb5091f | 2265 | repo_unuse_commit_buffer(the_repository, commit, reencoded); |
93fc05eb | 2266 | } |
8b8a5374 JK |
2267 | |
2268 | void pp_commit_easy(enum cmit_fmt fmt, const struct commit *commit, | |
2269 | struct strbuf *sb) | |
2270 | { | |
2271 | struct pretty_print_context pp = {0}; | |
6bf13944 JK |
2272 | pp.fmt = fmt; |
2273 | pretty_print_commit(&pp, commit, sb); | |
8b8a5374 | 2274 | } |