]>
Commit | Line | Data |
---|---|---|
6aa33f40 LT |
1 | /* |
2 | * ident.c | |
3 | * | |
4 | * create git identifier lines of the form "name <email> date" | |
5 | * | |
6 | * Copyright (C) 2005 Linus Torvalds | |
7 | */ | |
8 | #include "cache.h" | |
b2141fc1 | 9 | #include "config.h" |
6aa33f40 | 10 | |
8587ead7 JK |
11 | static struct strbuf git_default_name = STRBUF_INIT; |
12 | static struct strbuf git_default_email = STRBUF_INIT; | |
c33ddc2e | 13 | static struct strbuf git_default_date = STRBUF_INIT; |
39ab4d09 WH |
14 | static struct strbuf git_author_name = STRBUF_INIT; |
15 | static struct strbuf git_author_email = STRBUF_INIT; | |
16 | static struct strbuf git_committer_name = STRBUF_INIT; | |
17 | static struct strbuf git_committer_email = STRBUF_INIT; | |
19ce497c | 18 | static int default_email_is_bogus; |
92bcbb9b | 19 | static int default_name_is_bogus; |
45280230 | 20 | |
4d5c2956 DA |
21 | static int ident_use_config_only; |
22 | ||
45280230 JK |
23 | #define IDENT_NAME_GIVEN 01 |
24 | #define IDENT_MAIL_GIVEN 02 | |
25 | #define IDENT_ALL_GIVEN (IDENT_NAME_GIVEN|IDENT_MAIL_GIVEN) | |
d6991cee JK |
26 | static int committer_ident_explicitly_given; |
27 | static int author_ident_explicitly_given; | |
4d5c2956 | 28 | static int ident_config_given; |
6aa33f40 | 29 | |
590e081d RG |
30 | #ifdef NO_GECOS_IN_PWENT |
31 | #define get_gecos(ignored) "&" | |
32 | #else | |
33 | #define get_gecos(struct_passwd) ((struct_passwd)->pw_gecos) | |
34 | #endif | |
35 | ||
92bcbb9b | 36 | static struct passwd *xgetpwuid_self(int *is_bogus) |
e850194c JK |
37 | { |
38 | struct passwd *pw; | |
39 | ||
40 | errno = 0; | |
41 | pw = getpwuid(getuid()); | |
92bcbb9b JK |
42 | if (!pw) { |
43 | static struct passwd fallback; | |
44 | fallback.pw_name = "unknown"; | |
45 | #ifndef NO_GECOS_IN_PWENT | |
46 | fallback.pw_gecos = "Unknown"; | |
47 | #endif | |
48 | pw = &fallback; | |
49 | if (is_bogus) | |
50 | *is_bogus = 1; | |
51 | } | |
e850194c JK |
52 | return pw; |
53 | } | |
54 | ||
8587ead7 | 55 | static void copy_gecos(const struct passwd *w, struct strbuf *name) |
e9bacb4f | 56 | { |
8587ead7 | 57 | char *src; |
e9bacb4f JH |
58 | |
59 | /* Traditionally GECOS field had office phone numbers etc, separated | |
60 | * with commas. Also & stands for capitalized form of the login name. | |
61 | */ | |
62 | ||
8587ead7 | 63 | for (src = get_gecos(w); *src && *src != ','; src++) { |
e9bacb4f | 64 | int ch = *src; |
8587ead7 JK |
65 | if (ch != '&') |
66 | strbuf_addch(name, ch); | |
67 | else { | |
e9bacb4f | 68 | /* Sorry, Mr. McDonald... */ |
8587ead7 JK |
69 | strbuf_addch(name, toupper(*w->pw_name)); |
70 | strbuf_addstr(name, w->pw_name + 1); | |
e9bacb4f JH |
71 | } |
72 | } | |
e9bacb4f JH |
73 | } |
74 | ||
8587ead7 | 75 | static int add_mailname_host(struct strbuf *buf) |
8a55caa8 JN |
76 | { |
77 | FILE *mailname; | |
dc342a25 | 78 | struct strbuf mailnamebuf = STRBUF_INIT; |
8a55caa8 | 79 | |
e9d983f1 NTND |
80 | mailname = fopen_or_warn("/etc/mailname", "r"); |
81 | if (!mailname) | |
8a55caa8 | 82 | return -1; |
e9d983f1 | 83 | |
1f3b1efd | 84 | if (strbuf_getline(&mailnamebuf, mailname) == EOF) { |
8a55caa8 | 85 | if (ferror(mailname)) |
a26f4ed6 | 86 | warning_errno("cannot read /etc/mailname"); |
dc342a25 | 87 | strbuf_release(&mailnamebuf); |
8a55caa8 JN |
88 | fclose(mailname); |
89 | return -1; | |
90 | } | |
91 | /* success! */ | |
dc342a25 JN |
92 | strbuf_addbuf(buf, &mailnamebuf); |
93 | strbuf_release(&mailnamebuf); | |
8a55caa8 JN |
94 | fclose(mailname); |
95 | return 0; | |
96 | } | |
97 | ||
00bce77f EP |
98 | static int canonical_name(const char *host, struct strbuf *out) |
99 | { | |
100 | int status = -1; | |
101 | ||
102 | #ifndef NO_IPV6 | |
103 | struct addrinfo hints, *ai; | |
104 | memset (&hints, '\0', sizeof (hints)); | |
105 | hints.ai_flags = AI_CANONNAME; | |
106 | if (!getaddrinfo(host, NULL, &hints, &ai)) { | |
c375a7ef | 107 | if (ai && ai->ai_canonname && strchr(ai->ai_canonname, '.')) { |
00bce77f EP |
108 | strbuf_addstr(out, ai->ai_canonname); |
109 | status = 0; | |
110 | } | |
111 | freeaddrinfo(ai); | |
112 | } | |
113 | #else | |
58d29ece | 114 | struct hostent *he = gethostbyname(host); |
00bce77f EP |
115 | if (he && strchr(he->h_name, '.')) { |
116 | strbuf_addstr(out, he->h_name); | |
117 | status = 0; | |
118 | } | |
119 | #endif /* NO_IPV6 */ | |
120 | ||
121 | return status; | |
122 | } | |
123 | ||
19ce497c | 124 | static void add_domainname(struct strbuf *out, int *is_bogus) |
8a55caa8 | 125 | { |
da25bdb7 | 126 | char buf[HOST_NAME_MAX + 1]; |
8a55caa8 | 127 | |
5781a9a2 | 128 | if (xgethostname(buf, sizeof(buf))) { |
a26f4ed6 | 129 | warning_errno("cannot get host name"); |
8587ead7 | 130 | strbuf_addstr(out, "(none)"); |
19ce497c | 131 | *is_bogus = 1; |
8a55caa8 JN |
132 | return; |
133 | } | |
8587ead7 | 134 | if (strchr(buf, '.')) |
f8254d32 | 135 | strbuf_addstr(out, buf); |
5498c57c | 136 | else if (canonical_name(buf, out) < 0) { |
f8254d32 | 137 | strbuf_addf(out, "%s.(none)", buf); |
19ce497c JK |
138 | *is_bogus = 1; |
139 | } | |
8a55caa8 JN |
140 | } |
141 | ||
19ce497c JK |
142 | static void copy_email(const struct passwd *pw, struct strbuf *email, |
143 | int *is_bogus) | |
6aa33f40 | 144 | { |
01754769 JH |
145 | /* |
146 | * Make up a fake email address | |
147 | * (name + '@' + hostname [+ '.' + domainname]) | |
148 | */ | |
8587ead7 JK |
149 | strbuf_addstr(email, pw->pw_name); |
150 | strbuf_addch(email, '@'); | |
151 | ||
152 | if (!add_mailname_host(email)) | |
8a55caa8 | 153 | return; /* read from "/etc/mailname" (Debian) */ |
19ce497c | 154 | add_domainname(email, is_bogus); |
01754769 JH |
155 | } |
156 | ||
9830534e | 157 | const char *ident_default_name(void) |
01754769 | 158 | { |
94425552 | 159 | if (!(ident_config_given & IDENT_NAME_GIVEN) && !git_default_name.len) { |
92bcbb9b | 160 | copy_gecos(xgetpwuid_self(&default_name_is_bogus), &git_default_name); |
be641abd | 161 | strbuf_trim(&git_default_name); |
01754769 | 162 | } |
8587ead7 | 163 | return git_default_name.buf; |
bcb2b004 | 164 | } |
01754769 | 165 | |
bcb2b004 JK |
166 | const char *ident_default_email(void) |
167 | { | |
94425552 | 168 | if (!(ident_config_given & IDENT_MAIL_GIVEN) && !git_default_email.len) { |
46f74f00 MK |
169 | const char *email = getenv("EMAIL"); |
170 | ||
99178c83 | 171 | if (email && email[0]) { |
8587ead7 | 172 | strbuf_addstr(&git_default_email, email); |
d6991cee JK |
173 | committer_ident_explicitly_given |= IDENT_MAIL_GIVEN; |
174 | author_ident_explicitly_given |= IDENT_MAIL_GIVEN; | |
501afcb8 JS |
175 | } else if ((email = query_user_email()) && email[0]) { |
176 | strbuf_addstr(&git_default_email, email); | |
177 | free((char *)email); | |
2f705875 | 178 | } else |
92bcbb9b JK |
179 | copy_email(xgetpwuid_self(&default_email_is_bogus), |
180 | &git_default_email, &default_email_is_bogus); | |
be641abd | 181 | strbuf_trim(&git_default_email); |
01754769 | 182 | } |
8587ead7 | 183 | return git_default_email.buf; |
6aa33f40 LT |
184 | } |
185 | ||
dad148c3 | 186 | static const char *ident_default_date(void) |
6aa33f40 | 187 | { |
c33ddc2e JK |
188 | if (!git_default_date.len) |
189 | datestamp(&git_default_date); | |
190 | return git_default_date.buf; | |
6aa33f40 LT |
191 | } |
192 | ||
4d9c7e6f JK |
193 | void reset_ident_date(void) |
194 | { | |
195 | strbuf_reset(&git_default_date); | |
196 | } | |
197 | ||
6aa33f40 LT |
198 | static int crud(unsigned char c) |
199 | { | |
f64c81d4 AR |
200 | return c <= 32 || |
201 | c == '.' || | |
202 | c == ',' || | |
203 | c == ':' || | |
204 | c == ';' || | |
205 | c == '<' || | |
206 | c == '>' || | |
207 | c == '"' || | |
d404bf02 | 208 | c == '\\' || |
f64c81d4 | 209 | c == '\''; |
6aa33f40 LT |
210 | } |
211 | ||
13b9a24e JK |
212 | static int has_non_crud(const char *str) |
213 | { | |
214 | for (; *str; str++) { | |
215 | if (!crud(*str)) | |
216 | return 1; | |
217 | } | |
218 | return 0; | |
219 | } | |
220 | ||
6aa33f40 LT |
221 | /* |
222 | * Copy over a string to the destination, but avoid special | |
223 | * characters ('\n', '<' and '>') and remove crud at the end | |
224 | */ | |
c96f0c8d | 225 | static void strbuf_addstr_without_crud(struct strbuf *sb, const char *src) |
6aa33f40 | 226 | { |
b0732115 | 227 | size_t i, len; |
6aa33f40 LT |
228 | unsigned char c; |
229 | ||
230 | /* Remove crud from the beginning.. */ | |
231 | while ((c = *src) != 0) { | |
232 | if (!crud(c)) | |
233 | break; | |
234 | src++; | |
235 | } | |
236 | ||
237 | /* Remove crud from the end.. */ | |
238 | len = strlen(src); | |
239 | while (len > 0) { | |
240 | c = src[len-1]; | |
241 | if (!crud(c)) | |
242 | break; | |
243 | --len; | |
244 | } | |
245 | ||
246 | /* | |
247 | * Copy the rest to the buffer, but avoid the special | |
82f9d58a | 248 | * characters '\n' '<' and '>' that act as delimiters on |
c96f0c8d JK |
249 | * an identification line. We can only remove crud, never add it, |
250 | * so 'len' is our maximum. | |
6aa33f40 | 251 | */ |
c96f0c8d | 252 | strbuf_grow(sb, len); |
6aa33f40 LT |
253 | for (i = 0; i < len; i++) { |
254 | c = *src++; | |
255 | switch (c) { | |
256 | case '\n': case '<': case '>': | |
257 | continue; | |
258 | } | |
c96f0c8d | 259 | sb->buf[sb->len++] = c; |
6aa33f40 | 260 | } |
c96f0c8d | 261 | sb->buf[sb->len] = '\0'; |
6aa33f40 LT |
262 | } |
263 | ||
4b340cfa JH |
264 | /* |
265 | * Reverse of fmt_ident(); given an ident line, split the fields | |
266 | * to allow the caller to parse it. | |
267 | * Signal a success by returning 0, but date/tz fields of the result | |
268 | * can still be NULL if the input line only has the name/email part | |
269 | * (e.g. reading from a reflog entry). | |
270 | */ | |
271 | int split_ident_line(struct ident_split *split, const char *line, int len) | |
272 | { | |
273 | const char *cp; | |
274 | size_t span; | |
275 | int status = -1; | |
276 | ||
277 | memset(split, 0, sizeof(*split)); | |
278 | ||
279 | split->name_begin = line; | |
280 | for (cp = line; *cp && cp < line + len; cp++) | |
281 | if (*cp == '<') { | |
282 | split->mail_begin = cp + 1; | |
283 | break; | |
284 | } | |
285 | if (!split->mail_begin) | |
286 | return status; | |
287 | ||
d9955fd6 | 288 | for (cp = split->mail_begin - 2; line <= cp; cp--) |
4b340cfa JH |
289 | if (!isspace(*cp)) { |
290 | split->name_end = cp + 1; | |
291 | break; | |
292 | } | |
e27ddb64 JH |
293 | if (!split->name_end) { |
294 | /* no human readable name */ | |
295 | split->name_end = split->name_begin; | |
296 | } | |
4b340cfa JH |
297 | |
298 | for (cp = split->mail_begin; cp < line + len; cp++) | |
299 | if (*cp == '>') { | |
300 | split->mail_end = cp; | |
301 | break; | |
302 | } | |
303 | if (!split->mail_end) | |
304 | return status; | |
305 | ||
03818a4a JK |
306 | /* |
307 | * Look from the end-of-line to find the trailing ">" of the mail | |
308 | * address, even though we should already know it as split->mail_end. | |
309 | * This can help in cases of broken idents with an extra ">" somewhere | |
310 | * in the email address. Note that we are assuming the timestamp will | |
311 | * never have a ">" in it. | |
312 | * | |
313 | * Note that we will always find some ">" before going off the front of | |
314 | * the string, because will always hit the split->mail_end closing | |
315 | * bracket. | |
316 | */ | |
317 | for (cp = line + len - 1; *cp != '>'; cp--) | |
318 | ; | |
319 | ||
320 | for (cp = cp + 1; cp < line + len && isspace(*cp); cp++) | |
4b340cfa JH |
321 | ; |
322 | if (line + len <= cp) | |
323 | goto person_only; | |
324 | split->date_begin = cp; | |
325 | span = strspn(cp, "0123456789"); | |
326 | if (!span) | |
327 | goto person_only; | |
328 | split->date_end = split->date_begin + span; | |
329 | for (cp = split->date_end; cp < line + len && isspace(*cp); cp++) | |
330 | ; | |
331 | if (line + len <= cp || (*cp != '+' && *cp != '-')) | |
332 | goto person_only; | |
333 | split->tz_begin = cp; | |
334 | span = strspn(cp + 1, "0123456789"); | |
335 | if (!span) | |
336 | goto person_only; | |
337 | split->tz_end = split->tz_begin + 1 + span; | |
338 | return 0; | |
339 | ||
340 | person_only: | |
341 | split->date_begin = NULL; | |
342 | split->date_end = NULL; | |
343 | split->tz_begin = NULL; | |
344 | split->tz_end = NULL; | |
345 | return 0; | |
346 | } | |
347 | ||
9ed104e5 JH |
348 | |
349 | static void ident_env_hint(enum want_ident whose_ident) | |
350 | { | |
351 | switch (whose_ident) { | |
352 | case WANT_AUTHOR_IDENT: | |
353 | fputs(_("Author identity unknown\n"), stderr); | |
354 | break; | |
355 | case WANT_COMMITTER_IDENT: | |
356 | fputs(_("Committer identity unknown\n"), stderr); | |
357 | break; | |
358 | default: | |
359 | break; | |
360 | } | |
361 | ||
362 | fputs(_("\n" | |
363 | "*** Please tell me who you are.\n" | |
364 | "\n" | |
365 | "Run\n" | |
366 | "\n" | |
367 | " git config --global user.email \"you@example.com\"\n" | |
368 | " git config --global user.name \"Your Name\"\n" | |
369 | "\n" | |
370 | "to set your account\'s default identity.\n" | |
371 | "Omit --global to set the identity only in this repository.\n" | |
372 | "\n"), stderr); | |
373 | } | |
749be728 | 374 | |
774751a8 | 375 | const char *fmt_ident(const char *name, const char *email, |
39ab4d09 | 376 | enum want_ident whose_ident, const char *date_str, int flag) |
6aa33f40 | 377 | { |
e8cbe211 PW |
378 | static int index; |
379 | static struct strbuf ident_pool[2] = { STRBUF_INIT, STRBUF_INIT }; | |
f9bc573f | 380 | int strict = (flag & IDENT_STRICT); |
359b27ad | 381 | int want_date = !(flag & IDENT_NO_DATE); |
c15e1987 | 382 | int want_name = !(flag & IDENT_NO_NAME); |
6aa33f40 | 383 | |
e8cbe211 PW |
384 | struct strbuf *ident = &ident_pool[index]; |
385 | index = (index + 1) % ARRAY_SIZE(ident_pool); | |
386 | ||
39ab4d09 WH |
387 | if (!email) { |
388 | if (whose_ident == WANT_AUTHOR_IDENT && git_author_email.len) | |
389 | email = git_author_email.buf; | |
390 | else if (whose_ident == WANT_COMMITTER_IDENT && git_committer_email.len) | |
391 | email = git_committer_email.buf; | |
392 | } | |
862e80a4 JK |
393 | if (!email) { |
394 | if (strict && ident_use_config_only | |
395 | && !(ident_config_given & IDENT_MAIL_GIVEN)) { | |
9ed104e5 | 396 | ident_env_hint(whose_ident); |
862e80a4 JK |
397 | die(_("no email was given and auto-detection is disabled")); |
398 | } | |
399 | email = ident_default_email(); | |
400 | if (strict && default_email_is_bogus) { | |
9ed104e5 | 401 | ident_env_hint(whose_ident); |
862e80a4 JK |
402 | die(_("unable to auto-detect email address (got '%s')"), email); |
403 | } | |
404 | } | |
405 | ||
59f92959 JK |
406 | if (want_name) { |
407 | int using_default = 0; | |
39ab4d09 WH |
408 | if (!name) { |
409 | if (whose_ident == WANT_AUTHOR_IDENT && git_author_name.len) | |
410 | name = git_author_name.buf; | |
411 | else if (whose_ident == WANT_COMMITTER_IDENT && | |
412 | git_committer_name.len) | |
413 | name = git_committer_name.buf; | |
414 | } | |
59f92959 | 415 | if (!name) { |
734c7789 | 416 | if (strict && ident_use_config_only |
d3c06c19 | 417 | && !(ident_config_given & IDENT_NAME_GIVEN)) { |
9ed104e5 | 418 | ident_env_hint(whose_ident); |
afb6c30b | 419 | die(_("no name was given and auto-detection is disabled")); |
d3c06c19 | 420 | } |
59f92959 JK |
421 | name = ident_default_name(); |
422 | using_default = 1; | |
423 | if (strict && default_name_is_bogus) { | |
9ed104e5 | 424 | ident_env_hint(whose_ident); |
afb6c30b | 425 | die(_("unable to auto-detect name (got '%s')"), name); |
59f92959 JK |
426 | } |
427 | } | |
428 | if (!*name) { | |
429 | struct passwd *pw; | |
430 | if (strict) { | |
431 | if (using_default) | |
9ed104e5 | 432 | ident_env_hint(whose_ident); |
afb6c30b | 433 | die(_("empty ident name (for <%s>) not allowed"), email); |
59f92959 JK |
434 | } |
435 | pw = xgetpwuid_self(NULL); | |
436 | name = pw->pw_name; | |
749be728 | 437 | } |
13b9a24e JK |
438 | if (strict && !has_non_crud(name)) |
439 | die(_("name consists only of disallowed characters: %s"), name); | |
92bcbb9b JK |
440 | } |
441 | ||
e8cbe211 | 442 | strbuf_reset(ident); |
c15e1987 | 443 | if (want_name) { |
e8cbe211 PW |
444 | strbuf_addstr_without_crud(ident, name); |
445 | strbuf_addstr(ident, " <"); | |
d9ccfe77 | 446 | } |
e8cbe211 | 447 | strbuf_addstr_without_crud(ident, email); |
c15e1987 | 448 | if (want_name) |
e8cbe211 | 449 | strbuf_addch(ident, '>'); |
359b27ad | 450 | if (want_date) { |
e8cbe211 | 451 | strbuf_addch(ident, ' '); |
c33ddc2e | 452 | if (date_str && date_str[0]) { |
e8cbe211 | 453 | if (parse_date(date_str, ident) < 0) |
afb6c30b | 454 | die(_("invalid date format: %s"), date_str); |
c33ddc2e JK |
455 | } |
456 | else | |
e8cbe211 | 457 | strbuf_addstr(ident, ident_default_date()); |
d9ccfe77 | 458 | } |
c33ddc2e | 459 | |
e8cbe211 | 460 | return ident->buf; |
6aa33f40 | 461 | } |
d289d136 | 462 | |
39ab4d09 | 463 | const char *fmt_name(enum want_ident whose_ident) |
d9ccfe77 | 464 | { |
39ab4d09 WH |
465 | char *name = NULL; |
466 | char *email = NULL; | |
467 | ||
468 | switch (whose_ident) { | |
469 | case WANT_BLANK_IDENT: | |
470 | break; | |
471 | case WANT_AUTHOR_IDENT: | |
472 | name = getenv("GIT_AUTHOR_NAME"); | |
473 | email = getenv("GIT_AUTHOR_EMAIL"); | |
474 | break; | |
475 | case WANT_COMMITTER_IDENT: | |
476 | name = getenv("GIT_COMMITTER_NAME"); | |
477 | email = getenv("GIT_COMMITTER_EMAIL"); | |
478 | break; | |
479 | } | |
480 | return fmt_ident(name, email, whose_ident, NULL, | |
481 | IDENT_STRICT | IDENT_NO_DATE); | |
d9ccfe77 JH |
482 | } |
483 | ||
774751a8 | 484 | const char *git_author_info(int flag) |
d289d136 | 485 | { |
d6991cee JK |
486 | if (getenv("GIT_AUTHOR_NAME")) |
487 | author_ident_explicitly_given |= IDENT_NAME_GIVEN; | |
488 | if (getenv("GIT_AUTHOR_EMAIL")) | |
489 | author_ident_explicitly_given |= IDENT_MAIL_GIVEN; | |
798123af | 490 | return fmt_ident(getenv("GIT_AUTHOR_NAME"), |
c7d77dab | 491 | getenv("GIT_AUTHOR_EMAIL"), |
39ab4d09 | 492 | WANT_AUTHOR_IDENT, |
749be728 | 493 | getenv("GIT_AUTHOR_DATE"), |
774751a8 | 494 | flag); |
d289d136 EB |
495 | } |
496 | ||
774751a8 | 497 | const char *git_committer_info(int flag) |
d289d136 | 498 | { |
91c38a21 | 499 | if (getenv("GIT_COMMITTER_NAME")) |
d6991cee | 500 | committer_ident_explicitly_given |= IDENT_NAME_GIVEN; |
91c38a21 | 501 | if (getenv("GIT_COMMITTER_EMAIL")) |
d6991cee | 502 | committer_ident_explicitly_given |= IDENT_MAIL_GIVEN; |
798123af | 503 | return fmt_ident(getenv("GIT_COMMITTER_NAME"), |
c7d77dab | 504 | getenv("GIT_COMMITTER_EMAIL"), |
39ab4d09 | 505 | WANT_COMMITTER_IDENT, |
749be728 | 506 | getenv("GIT_COMMITTER_DATE"), |
774751a8 | 507 | flag); |
d289d136 | 508 | } |
5aeb3a3a | 509 | |
d6991cee | 510 | static int ident_is_sufficient(int user_ident_explicitly_given) |
5aeb3a3a JH |
511 | { |
512 | #ifndef WINDOWS | |
513 | return (user_ident_explicitly_given & IDENT_MAIL_GIVEN); | |
514 | #else | |
515 | return (user_ident_explicitly_given == IDENT_ALL_GIVEN); | |
516 | #endif | |
517 | } | |
9597921b | 518 | |
d6991cee JK |
519 | int committer_ident_sufficiently_given(void) |
520 | { | |
521 | return ident_is_sufficient(committer_ident_explicitly_given); | |
522 | } | |
523 | ||
524 | int author_ident_sufficiently_given(void) | |
525 | { | |
526 | return ident_is_sufficient(author_ident_explicitly_given); | |
527 | } | |
528 | ||
39ab4d09 | 529 | static int set_ident(const char *var, const char *value) |
9597921b | 530 | { |
39ab4d09 WH |
531 | if (!strcmp(var, "author.name")) { |
532 | if (!value) | |
533 | return config_error_nonbool(var); | |
534 | strbuf_reset(&git_author_name); | |
535 | strbuf_addstr(&git_author_name, value); | |
536 | author_ident_explicitly_given |= IDENT_NAME_GIVEN; | |
537 | ident_config_given |= IDENT_NAME_GIVEN; | |
538 | return 0; | |
539 | } | |
540 | ||
541 | if (!strcmp(var, "author.email")) { | |
542 | if (!value) | |
543 | return config_error_nonbool(var); | |
544 | strbuf_reset(&git_author_email); | |
545 | strbuf_addstr(&git_author_email, value); | |
546 | author_ident_explicitly_given |= IDENT_MAIL_GIVEN; | |
547 | ident_config_given |= IDENT_MAIL_GIVEN; | |
548 | return 0; | |
549 | } | |
550 | ||
551 | if (!strcmp(var, "committer.name")) { | |
552 | if (!value) | |
553 | return config_error_nonbool(var); | |
554 | strbuf_reset(&git_committer_name); | |
555 | strbuf_addstr(&git_committer_name, value); | |
556 | committer_ident_explicitly_given |= IDENT_NAME_GIVEN; | |
557 | ident_config_given |= IDENT_NAME_GIVEN; | |
558 | return 0; | |
559 | } | |
560 | ||
561 | if (!strcmp(var, "committer.email")) { | |
562 | if (!value) | |
563 | return config_error_nonbool(var); | |
564 | strbuf_reset(&git_committer_email); | |
565 | strbuf_addstr(&git_committer_email, value); | |
566 | committer_ident_explicitly_given |= IDENT_MAIL_GIVEN; | |
567 | ident_config_given |= IDENT_MAIL_GIVEN; | |
4d5c2956 DA |
568 | return 0; |
569 | } | |
570 | ||
9597921b JK |
571 | if (!strcmp(var, "user.name")) { |
572 | if (!value) | |
573 | return config_error_nonbool(var); | |
8587ead7 JK |
574 | strbuf_reset(&git_default_name); |
575 | strbuf_addstr(&git_default_name, value); | |
d6991cee JK |
576 | committer_ident_explicitly_given |= IDENT_NAME_GIVEN; |
577 | author_ident_explicitly_given |= IDENT_NAME_GIVEN; | |
4d5c2956 | 578 | ident_config_given |= IDENT_NAME_GIVEN; |
9597921b JK |
579 | return 0; |
580 | } | |
581 | ||
582 | if (!strcmp(var, "user.email")) { | |
583 | if (!value) | |
584 | return config_error_nonbool(var); | |
8587ead7 JK |
585 | strbuf_reset(&git_default_email); |
586 | strbuf_addstr(&git_default_email, value); | |
d6991cee JK |
587 | committer_ident_explicitly_given |= IDENT_MAIL_GIVEN; |
588 | author_ident_explicitly_given |= IDENT_MAIL_GIVEN; | |
4d5c2956 | 589 | ident_config_given |= IDENT_MAIL_GIVEN; |
9597921b JK |
590 | return 0; |
591 | } | |
592 | ||
593 | return 0; | |
594 | } | |
662cc30c | 595 | |
39ab4d09 WH |
596 | int git_ident_config(const char *var, const char *value, void *data) |
597 | { | |
598 | if (!strcmp(var, "user.useconfigonly")) { | |
599 | ident_use_config_only = git_config_bool(var, value); | |
600 | return 0; | |
601 | } | |
602 | ||
603 | return set_ident(var, value); | |
604 | } | |
605 | ||
fd5a5847 JS |
606 | static void set_env_if(const char *key, const char *value, int *given, int bit) |
607 | { | |
0640897d | 608 | if ((*given & bit) || getenv(key)) |
fd5a5847 JS |
609 | return; /* nothing to do */ |
610 | setenv(key, value, 0); | |
611 | *given |= bit; | |
612 | } | |
613 | ||
614 | void prepare_fallback_ident(const char *name, const char *email) | |
615 | { | |
616 | set_env_if("GIT_AUTHOR_NAME", name, | |
617 | &author_ident_explicitly_given, IDENT_NAME_GIVEN); | |
618 | set_env_if("GIT_AUTHOR_EMAIL", email, | |
619 | &author_ident_explicitly_given, IDENT_MAIL_GIVEN); | |
620 | set_env_if("GIT_COMMITTER_NAME", name, | |
621 | &committer_ident_explicitly_given, IDENT_NAME_GIVEN); | |
622 | set_env_if("GIT_COMMITTER_EMAIL", email, | |
623 | &committer_ident_explicitly_given, IDENT_MAIL_GIVEN); | |
624 | } | |
625 | ||
662cc30c JK |
626 | static int buf_cmp(const char *a_begin, const char *a_end, |
627 | const char *b_begin, const char *b_end) | |
628 | { | |
629 | int a_len = a_end - a_begin; | |
630 | int b_len = b_end - b_begin; | |
631 | int min = a_len < b_len ? a_len : b_len; | |
632 | int cmp; | |
633 | ||
634 | cmp = memcmp(a_begin, b_begin, min); | |
635 | if (cmp) | |
636 | return cmp; | |
637 | ||
638 | return a_len - b_len; | |
639 | } | |
640 | ||
641 | int ident_cmp(const struct ident_split *a, | |
642 | const struct ident_split *b) | |
643 | { | |
644 | int cmp; | |
645 | ||
646 | cmp = buf_cmp(a->mail_begin, a->mail_end, | |
647 | b->mail_begin, b->mail_end); | |
648 | if (cmp) | |
649 | return cmp; | |
650 | ||
651 | return buf_cmp(a->name_begin, a->name_end, | |
652 | b->name_begin, b->name_end); | |
653 | } |