config: add markup to core.logAllRefUpdates doc
[git/git.git] / config.c
CommitLineData
10bea152
JS
1/*
2 * GIT - The information manager from hell
3 *
4 * Copyright (C) Linus Torvalds, 2005
5 * Copyright (C) Johannes Schindelin, 2005
6 *
7 */
17712991 8#include "cache.h"
697cc8ef 9#include "lockfile.h"
7f0e39fa 10#include "exec_cmd.h"
572e4f6a 11#include "strbuf.h"
2b64fc89 12#include "quote.h"
3c8687a7
TA
13#include "hashmap.h"
14#include "string-list.h"
599446dc 15#include "utf8.h"
17712991 16
4d8dd149
HV
17struct config_source {
18 struct config_source *prev;
19 union {
20 FILE *file;
1bc88819
HV
21 struct config_buf {
22 const char *buf;
23 size_t len;
24 size_t pos;
25 } buf;
4d8dd149 26 } u;
1b8132d9 27 enum config_origin_type origin_type;
924aaf3e 28 const char *name;
d14d4244 29 const char *path;
b2dc0945 30 int die_on_error;
924aaf3e
RJ
31 int linenr;
32 int eof;
33 struct strbuf value;
0971e992 34 struct strbuf var;
924aaf3e 35
49d6cfa5
JK
36 int (*do_fgetc)(struct config_source *c);
37 int (*do_ungetc)(int c, struct config_source *conf);
38 long (*do_ftell)(struct config_source *c);
4d8dd149
HV
39};
40
0d44a2da
JK
41/*
42 * These variables record the "current" config source, which
43 * can be accessed by parsing callbacks.
44 *
45 * The "cf" variable will be non-NULL only when we are actually parsing a real
46 * config source (file, blob, cmdline, etc).
47 *
48 * The "current_config_kvi" variable will be non-NULL only when we are feeding
49 * cached config from a configset into a callback.
50 *
51 * They should generally never be non-NULL at the same time. If they are both
52 * NULL, then we aren't parsing anything (and depending on the function looking
53 * at the variables, it's either a bug for it to be called in the first place,
54 * or it's a function which can be reused for non-config purposes, and should
55 * fall back to some sane behavior).
56 */
4d8dd149 57static struct config_source *cf;
0d44a2da 58static struct key_value_info *current_config_kvi;
924aaf3e 59
9acc5911
JK
60/*
61 * Similar to the variables above, this gives access to the "scope" of the
62 * current value (repo, global, etc). For cached values, it can be found via
63 * the current_config_kvi as above. During parsing, the current value can be
64 * found in this variable. It's not part of "cf" because it transcends a single
65 * file (i.e., a file included from .git/config is still in "repo" scope).
66 */
67static enum config_scope current_parsing_scope;
924aaf3e 68
8de7eeb5
JH
69static int core_compression_seen;
70static int pack_compression_seen;
960ccca6
DH
71static int zlib_compression_seen;
72
3c8687a7
TA
73/*
74 * Default config_set that contains key-value pairs from the usual set of config
75 * config files (i.e repo specific .git/config, user wide ~/.gitconfig, XDG
76 * config file and the global /etc/gitconfig)
77 */
78static struct config_set the_config_set;
79
4d8dd149
HV
80static int config_file_fgetc(struct config_source *conf)
81{
260d408e 82 return getc_unlocked(conf->u.file);
4d8dd149
HV
83}
84
85static int config_file_ungetc(int c, struct config_source *conf)
86{
87 return ungetc(c, conf->u.file);
88}
89
90static long config_file_ftell(struct config_source *conf)
91{
92 return ftell(conf->u.file);
93}
94
1bc88819
HV
95
96static int config_buf_fgetc(struct config_source *conf)
97{
98 if (conf->u.buf.pos < conf->u.buf.len)
99 return conf->u.buf.buf[conf->u.buf.pos++];
100
101 return EOF;
102}
103
104static int config_buf_ungetc(int c, struct config_source *conf)
105{
1d0655c1
JK
106 if (conf->u.buf.pos > 0) {
107 conf->u.buf.pos--;
108 if (conf->u.buf.buf[conf->u.buf.pos] != c)
109 die("BUG: config_buf can only ungetc the same character");
110 return c;
111 }
1bc88819
HV
112
113 return EOF;
114}
115
116static long config_buf_ftell(struct config_source *conf)
117{
118 return conf->u.buf.pos;
119}
120
9b25a0b5
JK
121#define MAX_INCLUDE_DEPTH 10
122static const char include_depth_advice[] =
123"exceeded maximum include depth (%d) while including\n"
124" %s\n"
125"from\n"
126" %s\n"
127"Do you have circular includes?";
128static int handle_path_include(const char *path, struct config_include_data *inc)
129{
130 int ret = 0;
131 struct strbuf buf = STRBUF_INIT;
67beb600 132 char *expanded;
4c0a89fc 133
67beb600
JK
134 if (!path)
135 return config_error_nonbool("include.path");
136
137 expanded = expand_user_path(path);
4c0a89fc 138 if (!expanded)
8c3ca351 139 return error("could not expand include path '%s'", path);
4c0a89fc 140 path = expanded;
9b25a0b5
JK
141
142 /*
143 * Use an absolute path as-is, but interpret relative paths
144 * based on the including config file.
145 */
146 if (!is_absolute_path(path)) {
147 char *slash;
148
d14d4244 149 if (!cf || !cf->path)
9b25a0b5
JK
150 return error("relative config includes must come from files");
151
d14d4244 152 slash = find_last_dir_sep(cf->path);
9b25a0b5 153 if (slash)
d14d4244 154 strbuf_add(&buf, cf->path, slash - cf->path + 1);
9b25a0b5
JK
155 strbuf_addstr(&buf, path);
156 path = buf.buf;
157 }
158
4698c8fe 159 if (!access_or_die(path, R_OK, 0)) {
9b25a0b5
JK
160 if (++inc->depth > MAX_INCLUDE_DEPTH)
161 die(include_depth_advice, MAX_INCLUDE_DEPTH, path,
3258258f
JK
162 !cf ? "<unknown>" :
163 cf->name ? cf->name :
164 "the command line");
9b25a0b5
JK
165 ret = git_config_from_file(git_config_include, path, inc);
166 inc->depth--;
167 }
168 strbuf_release(&buf);
4c0a89fc 169 free(expanded);
9b25a0b5
JK
170 return ret;
171}
172
173int git_config_include(const char *var, const char *value, void *data)
174{
175 struct config_include_data *inc = data;
9b25a0b5
JK
176 int ret;
177
178 /*
179 * Pass along all values, including "include" directives; this makes it
180 * possible to query information on the includes themselves.
181 */
182 ret = inc->fn(var, value, inc->data);
183 if (ret < 0)
184 return ret;
185
37007c3a 186 if (!strcmp(var, "include.path"))
9b25a0b5
JK
187 ret = handle_path_include(value, inc);
188 return ret;
189}
190
2b64fc89
JK
191void git_config_push_parameter(const char *text)
192{
193 struct strbuf env = STRBUF_INIT;
194 const char *old = getenv(CONFIG_DATA_ENVIRONMENT);
d1f88498 195 if (old && *old) {
2b64fc89
JK
196 strbuf_addstr(&env, old);
197 strbuf_addch(&env, ' ');
198 }
199 sq_quote_buf(&env, text);
200 setenv(CONFIG_DATA_ENVIRONMENT, env.buf, 1);
201 strbuf_release(&env);
202}
203
2496844b
JK
204int git_config_parse_parameter(const char *text,
205 config_fn_t fn, void *data)
8b1fa778 206{
a789ca70 207 const char *value;
572e4f6a 208 struct strbuf **pair;
a789ca70 209
f77bccae 210 pair = strbuf_split_str(text, '=', 2);
c5d6350b
JK
211 if (!pair[0])
212 return error("bogus config parameter: %s", text);
a789ca70
JH
213
214 if (pair[0]->len && pair[0]->buf[pair[0]->len - 1] == '=') {
572e4f6a 215 strbuf_setlen(pair[0], pair[0]->len - 1);
a789ca70
JH
216 value = pair[1] ? pair[1]->buf : "";
217 } else {
218 value = NULL;
219 }
220
572e4f6a
AR
221 strbuf_trim(pair[0]);
222 if (!pair[0]->len) {
223 strbuf_list_free(pair);
06eb708f 224 return error("bogus config parameter: %s", text);
8b1fa778 225 }
ffb20ce1 226 strbuf_tolower(pair[0]);
a789ca70 227 if (fn(pair[0]->buf, value, data) < 0) {
06eb708f
JK
228 strbuf_list_free(pair);
229 return -1;
572e4f6a
AR
230 }
231 strbuf_list_free(pair);
8b1fa778
AR
232 return 0;
233}
234
06eb708f
JK
235int git_config_from_parameters(config_fn_t fn, void *data)
236{
2b64fc89 237 const char *env = getenv(CONFIG_DATA_ENVIRONMENT);
a77d6db6 238 int ret = 0;
2b64fc89
JK
239 char *envw;
240 const char **argv = NULL;
241 int nr = 0, alloc = 0;
242 int i;
3258258f 243 struct config_source source;
2b64fc89
JK
244
245 if (!env)
246 return 0;
3258258f
JK
247
248 memset(&source, 0, sizeof(source));
249 source.prev = cf;
1b8132d9 250 source.origin_type = CONFIG_ORIGIN_CMDLINE;
3258258f
JK
251 cf = &source;
252
2b64fc89
JK
253 /* sq_dequote will write over it */
254 envw = xstrdup(env);
255
256 if (sq_dequote_to_argv(envw, &argv, &nr, &alloc) < 0) {
a77d6db6
JK
257 ret = error("bogus format in " CONFIG_DATA_ENVIRONMENT);
258 goto out;
2b64fc89
JK
259 }
260
261 for (i = 0; i < nr; i++) {
06eb708f 262 if (git_config_parse_parameter(argv[i], fn, data) < 0) {
a77d6db6
JK
263 ret = -1;
264 goto out;
2b64fc89
JK
265 }
266 }
267
a77d6db6 268out:
2b64fc89
JK
269 free(argv);
270 free(envw);
3258258f 271 cf = source.prev;
a77d6db6 272 return ret;
2b64fc89
JK
273}
274
17712991
LT
275static int get_next_char(void)
276{
49d6cfa5 277 int c = cf->do_fgetc(cf);
17712991 278
dbb9a812
HV
279 if (c == '\r') {
280 /* DOS like systems */
49d6cfa5 281 c = cf->do_fgetc(cf);
dbb9a812 282 if (c != '\n') {
5e0be134
JK
283 if (c != EOF)
284 cf->do_ungetc(c, cf);
dbb9a812 285 c = '\r';
17712991
LT
286 }
287 }
dbb9a812
HV
288 if (c == '\n')
289 cf->linenr++;
290 if (c == EOF) {
291 cf->eof = 1;
b3b3f60b 292 cf->linenr++;
dbb9a812
HV
293 c = '\n';
294 }
17712991
LT
295 return c;
296}
297
298static char *parse_value(void)
299{
e96c19c5 300 int quote = 0, comment = 0, space = 0;
17712991 301
924aaf3e 302 strbuf_reset(&cf->value);
17712991
LT
303 for (;;) {
304 int c = get_next_char();
17712991 305 if (c == '\n') {
4b340593
MS
306 if (quote) {
307 cf->linenr--;
17712991 308 return NULL;
4b340593 309 }
924aaf3e 310 return cf->value.buf;
17712991
LT
311 }
312 if (comment)
313 continue;
314 if (isspace(c) && !quote) {
924aaf3e 315 if (cf->value.len)
ebdaae37 316 space++;
17712991
LT
317 continue;
318 }
7ebdba61
JS
319 if (!quote) {
320 if (c == ';' || c == '#') {
321 comment = 1;
322 continue;
323 }
324 }
ebdaae37 325 for (; space; space--)
924aaf3e 326 strbuf_addch(&cf->value, ' ');
17712991
LT
327 if (c == '\\') {
328 c = get_next_char();
329 switch (c) {
330 case '\n':
331 continue;
332 case 't':
333 c = '\t';
334 break;
335 case 'b':
336 c = '\b';
337 break;
338 case 'n':
339 c = '\n';
340 break;
5cbb401d
LT
341 /* Some characters escape as themselves */
342 case '\\': case '"':
343 break;
344 /* Reject unknown escape sequences */
345 default:
346 return NULL;
17712991 347 }
924aaf3e 348 strbuf_addch(&cf->value, c);
17712991
LT
349 continue;
350 }
351 if (c == '"') {
352 quote = 1-quote;
353 continue;
354 }
924aaf3e 355 strbuf_addch(&cf->value, c);
17712991
LT
356 }
357}
358
38c5afa8
LT
359static inline int iskeychar(int c)
360{
361 return isalnum(c) || c == '-';
362}
363
0971e992 364static int get_value(config_fn_t fn, void *data, struct strbuf *name)
17712991
LT
365{
366 int c;
367 char *value;
b3b3f60b 368 int ret;
17712991
LT
369
370 /* Get the full name */
371 for (;;) {
372 c = get_next_char();
924aaf3e 373 if (cf->eof)
17712991 374 break;
38c5afa8 375 if (!iskeychar(c))
17712991 376 break;
0971e992 377 strbuf_addch(name, tolower(c));
17712991 378 }
0971e992 379
17712991
LT
380 while (c == ' ' || c == '\t')
381 c = get_next_char();
382
383 value = NULL;
384 if (c != '\n') {
385 if (c != '=')
386 return -1;
387 value = parse_value();
388 if (!value)
389 return -1;
390 }
b3b3f60b
MM
391 /*
392 * We already consumed the \n, but we need linenr to point to
393 * the line we just parsed during the call to fn to get
394 * accurate line number in error messages.
395 */
396 cf->linenr--;
397 ret = fn(name->buf, value, data);
398 cf->linenr++;
399 return ret;
17712991
LT
400}
401
0971e992 402static int get_extended_base_var(struct strbuf *name, int c)
d14f7764
LT
403{
404 do {
405 if (c == '\n')
4b340593 406 goto error_incomplete_line;
d14f7764
LT
407 c = get_next_char();
408 } while (isspace(c));
409
410 /* We require the format to be '[base "extension"]' */
411 if (c != '"')
412 return -1;
0971e992 413 strbuf_addch(name, '.');
d14f7764
LT
414
415 for (;;) {
416 int c = get_next_char();
417 if (c == '\n')
4b340593 418 goto error_incomplete_line;
d14f7764
LT
419 if (c == '"')
420 break;
421 if (c == '\\') {
422 c = get_next_char();
423 if (c == '\n')
4b340593 424 goto error_incomplete_line;
d14f7764 425 }
0971e992 426 strbuf_addch(name, c);
d14f7764
LT
427 }
428
429 /* Final ']' */
430 if (get_next_char() != ']')
431 return -1;
0971e992 432 return 0;
4b340593
MS
433error_incomplete_line:
434 cf->linenr--;
435 return -1;
d14f7764
LT
436}
437
0971e992 438static int get_base_var(struct strbuf *name)
17712991 439{
17712991
LT
440 for (;;) {
441 int c = get_next_char();
924aaf3e 442 if (cf->eof)
17712991
LT
443 return -1;
444 if (c == ']')
0971e992 445 return 0;
d14f7764 446 if (isspace(c))
0971e992 447 return get_extended_base_var(name, c);
38c5afa8 448 if (!iskeychar(c) && c != '.')
17712991 449 return -1;
0971e992 450 strbuf_addch(name, tolower(c));
17712991
LT
451 }
452}
453
4d8dd149 454static int git_parse_source(config_fn_t fn, void *data)
17712991
LT
455{
456 int comment = 0;
457 int baselen = 0;
0971e992 458 struct strbuf *var = &cf->var;
1b8132d9
VA
459 int error_return = 0;
460 char *error_msg = NULL;
17712991 461
de056402 462 /* U+FEFF Byte Order Mark in UTF8 */
599446dc 463 const char *bomptr = utf8_bom;
de056402 464
17712991
LT
465 for (;;) {
466 int c = get_next_char();
de056402
PB
467 if (bomptr && *bomptr) {
468 /* We are at the file beginning; skip UTF8-encoded BOM
469 * if present. Sane editors won't put this in on their
470 * own, but e.g. Windows Notepad will do it happily. */
599446dc 471 if (c == (*bomptr & 0377)) {
de056402
PB
472 bomptr++;
473 continue;
474 } else {
475 /* Do not tolerate partial BOM. */
476 if (bomptr != utf8_bom)
477 break;
478 /* No BOM at file beginning. Cool. */
479 bomptr = NULL;
480 }
481 }
17712991 482 if (c == '\n') {
924aaf3e 483 if (cf->eof)
17712991
LT
484 return 0;
485 comment = 0;
486 continue;
487 }
488 if (comment || isspace(c))
489 continue;
490 if (c == '#' || c == ';') {
491 comment = 1;
492 continue;
493 }
494 if (c == '[') {
0971e992
BW
495 /* Reset prior to determining a new stem */
496 strbuf_reset(var);
497 if (get_base_var(var) < 0 || var->len < 1)
17712991 498 break;
0971e992
BW
499 strbuf_addch(var, '.');
500 baselen = var->len;
17712991
LT
501 continue;
502 }
503 if (!isalpha(c))
504 break;
0971e992
BW
505 /*
506 * Truncate the var name back to the section header
507 * stem prior to grabbing the suffix part of the name
508 * and the value.
509 */
510 strbuf_setlen(var, baselen);
511 strbuf_addch(var, tolower(c));
512 if (get_value(fn, data, var) < 0)
17712991
LT
513 break;
514 }
1b8132d9
VA
515
516 switch (cf->origin_type) {
517 case CONFIG_ORIGIN_BLOB:
518 error_msg = xstrfmt(_("bad config line %d in blob %s"),
519 cf->linenr, cf->name);
520 break;
521 case CONFIG_ORIGIN_FILE:
522 error_msg = xstrfmt(_("bad config line %d in file %s"),
523 cf->linenr, cf->name);
524 break;
525 case CONFIG_ORIGIN_STDIN:
526 error_msg = xstrfmt(_("bad config line %d in standard input"),
527 cf->linenr);
528 break;
529 case CONFIG_ORIGIN_SUBMODULE_BLOB:
530 error_msg = xstrfmt(_("bad config line %d in submodule-blob %s"),
531 cf->linenr, cf->name);
532 break;
533 case CONFIG_ORIGIN_CMDLINE:
534 error_msg = xstrfmt(_("bad config line %d in command line %s"),
535 cf->linenr, cf->name);
536 break;
537 default:
538 error_msg = xstrfmt(_("bad config line %d in %s"),
539 cf->linenr, cf->name);
540 }
541
b2dc0945 542 if (cf->die_on_error)
1b8132d9 543 die("%s", error_msg);
b2dc0945 544 else
1b8132d9
VA
545 error_return = error("%s", error_msg);
546
547 free(error_msg);
548 return error_return;
17712991
LT
549}
550
ebaa1bd4 551static int parse_unit_factor(const char *end, uintmax_t *val)
0b87b6e0
BD
552{
553 if (!*end)
554 return 1;
c8deb5a1
SP
555 else if (!strcasecmp(end, "k")) {
556 *val *= 1024;
557 return 1;
558 }
559 else if (!strcasecmp(end, "m")) {
560 *val *= 1024 * 1024;
561 return 1;
562 }
563 else if (!strcasecmp(end, "g")) {
564 *val *= 1024 * 1024 * 1024;
565 return 1;
566 }
567 return 0;
0b87b6e0
BD
568}
569
7192777d 570static int git_parse_signed(const char *value, intmax_t *ret, intmax_t max)
0b87b6e0
BD
571{
572 if (value && *value) {
573 char *end;
ebaa1bd4
NA
574 intmax_t val;
575 uintmax_t uval;
576 uintmax_t factor = 1;
577
578 errno = 0;
579 val = strtoimax(value, &end, 0);
580 if (errno == ERANGE)
581 return 0;
33fdd77e
JK
582 if (!parse_unit_factor(end, &factor)) {
583 errno = EINVAL;
c8deb5a1 584 return 0;
33fdd77e 585 }
83915ba5 586 uval = labs(val);
ebaa1bd4 587 uval *= factor;
83915ba5 588 if (uval > max || labs(val) > uval) {
33fdd77e 589 errno = ERANGE;
ebaa1bd4 590 return 0;
33fdd77e 591 }
ebaa1bd4
NA
592 val *= factor;
593 *ret = val;
0b87b6e0
BD
594 return 1;
595 }
33fdd77e 596 errno = EINVAL;
0b87b6e0
BD
597 return 0;
598}
599
0b4dc661 600static int git_parse_unsigned(const char *value, uintmax_t *ret, uintmax_t max)
17712991
LT
601{
602 if (value && *value) {
603 char *end;
ebaa1bd4
NA
604 uintmax_t val;
605 uintmax_t oldval;
606
607 errno = 0;
608 val = strtoumax(value, &end, 0);
609 if (errno == ERANGE)
610 return 0;
611 oldval = val;
33fdd77e
JK
612 if (!parse_unit_factor(end, &val)) {
613 errno = EINVAL;
c8deb5a1 614 return 0;
33fdd77e
JK
615 }
616 if (val > max || oldval > val) {
617 errno = ERANGE;
ebaa1bd4 618 return 0;
33fdd77e 619 }
c8deb5a1 620 *ret = val;
0b87b6e0 621 return 1;
17712991 622 }
33fdd77e 623 errno = EINVAL;
0b87b6e0
BD
624 return 0;
625}
626
42d194e9 627static int git_parse_int(const char *value, int *ret)
c1867cea 628{
7192777d 629 intmax_t tmp;
42d194e9 630 if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int)))
7192777d
JK
631 return 0;
632 *ret = tmp;
633 return 1;
634}
635
00160242
JK
636static int git_parse_int64(const char *value, int64_t *ret)
637{
638 intmax_t tmp;
639 if (!git_parse_signed(value, &tmp, maximum_signed_value_of_type(int64_t)))
640 return 0;
641 *ret = tmp;
642 return 1;
643}
644
7192777d
JK
645int git_parse_ulong(const char *value, unsigned long *ret)
646{
647 uintmax_t tmp;
648 if (!git_parse_unsigned(value, &tmp, maximum_unsigned_value_of_type(long)))
649 return 0;
650 *ret = tmp;
651 return 1;
652}
653
06bdc23b 654NORETURN
2f666581 655static void die_bad_number(const char *name, const char *value)
c1867cea 656{
078fe305
JNA
657 const char * error_type = (errno == ERANGE)? _("out of range"):_("invalid unit");
658
2f666581
JK
659 if (!value)
660 value = "";
661
1b8132d9 662 if (!(cf && cf->name))
078fe305
JNA
663 die(_("bad numeric config value '%s' for '%s': %s"),
664 value, name, error_type);
1b8132d9
VA
665
666 switch (cf->origin_type) {
667 case CONFIG_ORIGIN_BLOB:
078fe305
JNA
668 die(_("bad numeric config value '%s' for '%s' in blob %s: %s"),
669 value, name, cf->name, error_type);
1b8132d9 670 case CONFIG_ORIGIN_FILE:
078fe305
JNA
671 die(_("bad numeric config value '%s' for '%s' in file %s: %s"),
672 value, name, cf->name, error_type);
1b8132d9 673 case CONFIG_ORIGIN_STDIN:
078fe305
JNA
674 die(_("bad numeric config value '%s' for '%s' in standard input: %s"),
675 value, name, error_type);
1b8132d9 676 case CONFIG_ORIGIN_SUBMODULE_BLOB:
078fe305
JNA
677 die(_("bad numeric config value '%s' for '%s' in submodule-blob %s: %s"),
678 value, name, cf->name, error_type);
1b8132d9 679 case CONFIG_ORIGIN_CMDLINE:
078fe305
JNA
680 die(_("bad numeric config value '%s' for '%s' in command line %s: %s"),
681 value, name, cf->name, error_type);
1b8132d9 682 default:
078fe305
JNA
683 die(_("bad numeric config value '%s' for '%s' in %s: %s"),
684 value, name, cf->name, error_type);
1b8132d9 685 }
c1867cea
JK
686}
687
0b87b6e0
BD
688int git_config_int(const char *name, const char *value)
689{
42d194e9
JK
690 int ret;
691 if (!git_parse_int(value, &ret))
2f666581 692 die_bad_number(name, value);
0b87b6e0
BD
693 return ret;
694}
695
00160242
JK
696int64_t git_config_int64(const char *name, const char *value)
697{
698 int64_t ret;
699 if (!git_parse_int64(value, &ret))
700 die_bad_number(name, value);
0b87b6e0
BD
701 return ret;
702}
703
704unsigned long git_config_ulong(const char *name, const char *value)
705{
706 unsigned long ret;
707 if (!git_parse_ulong(value, &ret))
2f666581 708 die_bad_number(name, value);
0b87b6e0 709 return ret;
17712991
LT
710}
711
9a549d43 712int git_parse_maybe_bool(const char *value)
17712991
LT
713{
714 if (!value)
715 return 1;
716 if (!*value)
717 return 0;
8420ccd8
JH
718 if (!strcasecmp(value, "true")
719 || !strcasecmp(value, "yes")
720 || !strcasecmp(value, "on"))
17712991 721 return 1;
8420ccd8
JH
722 if (!strcasecmp(value, "false")
723 || !strcasecmp(value, "no")
724 || !strcasecmp(value, "off"))
17712991 725 return 0;
8420ccd8
JH
726 return -1;
727}
728
b2be2f6a
JK
729int git_config_maybe_bool(const char *name, const char *value)
730{
9a549d43 731 int v = git_parse_maybe_bool(value);
b2be2f6a
JK
732 if (0 <= v)
733 return v;
42d194e9 734 if (git_parse_int(value, &v))
db6195ef 735 return !!v;
b2be2f6a
JK
736 return -1;
737}
738
8420ccd8
JH
739int git_config_bool_or_int(const char *name, const char *value, int *is_bool)
740{
9a549d43 741 int v = git_parse_maybe_bool(value);
8420ccd8
JH
742 if (0 <= v) {
743 *is_bool = 1;
744 return v;
745 }
a53f2ec6 746 *is_bool = 0;
c35b0b58 747 return git_config_int(name, value);
17712991
LT
748}
749
a53f2ec6
JH
750int git_config_bool(const char *name, const char *value)
751{
752 int discard;
c35b0b58 753 return !!git_config_bool_or_int(name, value, &discard);
a53f2ec6
JH
754}
755
ea5105a5
CC
756int git_config_string(const char **dest, const char *var, const char *value)
757{
758 if (!value)
759 return config_error_nonbool(var);
760 *dest = xstrdup(value);
761 return 0;
762}
763
395de250
MM
764int git_config_pathname(const char **dest, const char *var, const char *value)
765{
766 if (!value)
767 return config_error_nonbool(var);
768 *dest = expand_user_path(value);
769 if (!*dest)
8262aaa2 770 die(_("failed to expand user dir in: '%s'"), value);
395de250
MM
771 return 0;
772}
773
806e2ad7 774static int git_default_core_config(const char *var, const char *value)
17712991
LT
775{
776 /* This needs a better name */
777 if (!strcmp(var, "core.filemode")) {
778 trust_executable_bit = git_config_bool(var, value);
779 return 0;
780 }
1ce4790b
AR
781 if (!strcmp(var, "core.trustctime")) {
782 trust_ctime = git_config_bool(var, value);
783 return 0;
784 }
c1b5d738 785 if (!strcmp(var, "core.checkstat")) {
c08e4d5b
RR
786 if (!strcasecmp(value, "default"))
787 check_stat = 1;
788 else if (!strcasecmp(value, "minimal"))
789 check_stat = 0;
790 }
17712991 791
9378c161
JH
792 if (!strcmp(var, "core.quotepath")) {
793 quote_path_fully = git_config_bool(var, value);
794 return 0;
795 }
796
78a8d641
JS
797 if (!strcmp(var, "core.symlinks")) {
798 has_symlinks = git_config_bool(var, value);
799 return 0;
800 }
801
0a9b88b7
LT
802 if (!strcmp(var, "core.ignorecase")) {
803 ignore_case = git_config_bool(var, value);
804 return 0;
805 }
806
64589a03
JH
807 if (!strcmp(var, "core.attributesfile"))
808 return git_config_pathname(&git_attributes_file, var, value);
809
867ad08a
ÆAB
810 if (!strcmp(var, "core.hookspath"))
811 return git_config_pathname(&git_hooks_path, var, value);
812
7d1864ce
JH
813 if (!strcmp(var, "core.bare")) {
814 is_bare_repository_cfg = git_config_bool(var, value);
815 return 0;
816 }
817
5f73076c
JH
818 if (!strcmp(var, "core.ignorestat")) {
819 assume_unchanged = git_config_bool(var, value);
820 return 0;
821 }
822
e388c738
JH
823 if (!strcmp(var, "core.prefersymlinkrefs")) {
824 prefer_symlink_refs = git_config_bool(var, value);
f8348be3
JS
825 return 0;
826 }
827
6de08ae6
SP
828 if (!strcmp(var, "core.logallrefupdates")) {
829 log_all_ref_updates = git_config_bool(var, value);
830 return 0;
831 }
832
2f8acdb3
JH
833 if (!strcmp(var, "core.warnambiguousrefs")) {
834 warn_ambiguous_refs = git_config_bool(var, value);
835 return 0;
836 }
837
a71f09fe 838 if (!strcmp(var, "core.abbrev")) {
48d5014d
JH
839 if (!value)
840 return config_error_nonbool(var);
841 if (!strcasecmp(value, "auto"))
842 default_abbrev = -1;
843 else {
844 int abbrev = git_config_int(var, value);
845 if (abbrev < minimum_abbrev || abbrev > 40)
846 return error("abbrev length out of range: %d", abbrev);
847 default_abbrev = abbrev;
848 }
dce96489
LT
849 return 0;
850 }
851
5b33cb1f
JK
852 if (!strcmp(var, "core.disambiguate"))
853 return set_disambiguate_hint_config(var, value);
854
960ccca6 855 if (!strcmp(var, "core.loosecompression")) {
12f6c308
JBH
856 int level = git_config_int(var, value);
857 if (level == -1)
858 level = Z_DEFAULT_COMPRESSION;
859 else if (level < 0 || level > Z_BEST_COMPRESSION)
8262aaa2 860 die(_("bad zlib compression level %d"), level);
12f6c308 861 zlib_compression_level = level;
960ccca6
DH
862 zlib_compression_seen = 1;
863 return 0;
864 }
865
866 if (!strcmp(var, "core.compression")) {
867 int level = git_config_int(var, value);
868 if (level == -1)
869 level = Z_DEFAULT_COMPRESSION;
870 else if (level < 0 || level > Z_BEST_COMPRESSION)
8262aaa2 871 die(_("bad zlib compression level %d"), level);
960ccca6
DH
872 core_compression_level = level;
873 core_compression_seen = 1;
874 if (!zlib_compression_seen)
875 zlib_compression_level = level;
8de7eeb5
JH
876 if (!pack_compression_seen)
877 pack_compression_level = level;
12f6c308
JBH
878 return 0;
879 }
880
60bb8b14 881 if (!strcmp(var, "core.packedgitwindowsize")) {
5faaf246 882 int pgsz_x2 = getpagesize() * 2;
ebaa1bd4 883 packed_git_window_size = git_config_ulong(var, value);
5faaf246
JH
884
885 /* This value must be multiple of (pagesize * 2) */
886 packed_git_window_size /= pgsz_x2;
887 if (packed_git_window_size < 1)
888 packed_git_window_size = 1;
889 packed_git_window_size *= pgsz_x2;
60bb8b14
SP
890 return 0;
891 }
892
15366280 893 if (!strcmp(var, "core.bigfilethreshold")) {
ebaa1bd4 894 big_file_threshold = git_config_ulong(var, value);
15366280
JH
895 return 0;
896 }
897
77ccc5bb 898 if (!strcmp(var, "core.packedgitlimit")) {
ebaa1bd4 899 packed_git_limit = git_config_ulong(var, value);
77ccc5bb
SP
900 return 0;
901 }
902
18bdec11 903 if (!strcmp(var, "core.deltabasecachelimit")) {
ebaa1bd4 904 delta_base_cache_limit = git_config_ulong(var, value);
18bdec11
SP
905 return 0;
906 }
907
6c510bee 908 if (!strcmp(var, "core.autocrlf")) {
d7f46334 909 if (value && !strcasecmp(value, "input")) {
fd6cce9e 910 auto_crlf = AUTO_CRLF_INPUT;
d7f46334
LT
911 return 0;
912 }
6c510bee
LT
913 auto_crlf = git_config_bool(var, value);
914 return 0;
915 }
916
21e5ad50
SP
917 if (!strcmp(var, "core.safecrlf")) {
918 if (value && !strcasecmp(value, "warn")) {
919 safe_crlf = SAFE_CRLF_WARN;
920 return 0;
921 }
922 safe_crlf = git_config_bool(var, value);
923 return 0;
924 }
925
942e7747
EB
926 if (!strcmp(var, "core.eol")) {
927 if (value && !strcasecmp(value, "lf"))
ec70f52f 928 core_eol = EOL_LF;
942e7747 929 else if (value && !strcasecmp(value, "crlf"))
ec70f52f 930 core_eol = EOL_CRLF;
942e7747 931 else if (value && !strcasecmp(value, "native"))
ec70f52f 932 core_eol = EOL_NATIVE;
942e7747 933 else
ec70f52f 934 core_eol = EOL_UNSET;
942e7747
EB
935 return 0;
936 }
937
a97a7468
JS
938 if (!strcmp(var, "core.notesref")) {
939 notes_ref_name = xstrdup(value);
940 return 0;
941 }
942
806e2ad7
LT
943 if (!strcmp(var, "core.editor"))
944 return git_config_string(&editor_program, var, value);
945
eff80a9f 946 if (!strcmp(var, "core.commentchar")) {
649409b7
JK
947 if (!value)
948 return config_error_nonbool(var);
ad524f83 949 else if (!strcasecmp(value, "auto"))
84c9dc2c 950 auto_comment_line_char = 1;
ad524f83 951 else if (value[0] && !value[1]) {
649409b7 952 comment_line_char = value[0];
84c9dc2c 953 auto_comment_line_char = 0;
50b54fd7
NTND
954 } else
955 return error("core.commentChar should only be one character");
956 return 0;
eff80a9f
JH
957 }
958
d3e7da89
AK
959 if (!strcmp(var, "core.askpass"))
960 return git_config_string(&askpass_program, var, value);
961
806e2ad7 962 if (!strcmp(var, "core.excludesfile"))
395de250 963 return git_config_pathname(&excludes_file, var, value);
806e2ad7
LT
964
965 if (!strcmp(var, "core.whitespace")) {
966 if (!value)
967 return config_error_nonbool(var);
968 whitespace_rule_cfg = parse_whitespace_rule(value);
969 return 0;
970 }
971
aafe9fba
LT
972 if (!strcmp(var, "core.fsyncobjectfiles")) {
973 fsync_object_files = git_config_bool(var, value);
974 return 0;
975 }
976
671c9b7e
LT
977 if (!strcmp(var, "core.preloadindex")) {
978 core_preload_index = git_config_bool(var, value);
979 return 0;
980 }
981
348df166
JS
982 if (!strcmp(var, "core.createobject")) {
983 if (!strcmp(value, "rename"))
984 object_creation_mode = OBJECT_CREATION_USES_RENAMES;
985 else if (!strcmp(value, "link"))
986 object_creation_mode = OBJECT_CREATION_USES_HARDLINKS;
987 else
8262aaa2 988 die(_("invalid mode for object creation: %s"), value);
be66a6c4
JS
989 return 0;
990 }
991
08aefc9e
NTND
992 if (!strcmp(var, "core.sparsecheckout")) {
993 core_apply_sparse_checkout = git_config_bool(var, value);
994 return 0;
995 }
996
76759c7d
TB
997 if (!strcmp(var, "core.precomposeunicode")) {
998 precomposed_unicode = git_config_bool(var, value);
999 return 0;
1000 }
1001
a42643aa
JK
1002 if (!strcmp(var, "core.protecthfs")) {
1003 protect_hfs = git_config_bool(var, value);
1004 return 0;
1005 }
1006
2b4c6efc
JS
1007 if (!strcmp(var, "core.protectntfs")) {
1008 protect_ntfs = git_config_bool(var, value);
1009 return 0;
76759c7d
TB
1010 }
1011
f30afdab
JS
1012 if (!strcmp(var, "core.hidedotfiles")) {
1013 if (value && !strcasecmp(value, "dotgitonly"))
1014 hide_dotfiles = HIDE_DOTFILES_DOTGITONLY;
1015 else
1016 hide_dotfiles = git_config_bool(var, value);
1017 return 0;
1018 }
1019
806e2ad7
LT
1020 /* Add other config variables here and to Documentation/config.txt. */
1021 return 0;
1022}
1023
1141f492 1024static int git_default_i18n_config(const char *var, const char *value)
d1364529 1025{
ea5105a5
CC
1026 if (!strcmp(var, "i18n.commitencoding"))
1027 return git_config_string(&git_commit_encoding, var, value);
d2c11a38 1028
ea5105a5
CC
1029 if (!strcmp(var, "i18n.logoutputencoding"))
1030 return git_config_string(&git_log_output_encoding, var, value);
d2c11a38 1031
1141f492
LT
1032 /* Add other config variables here and to Documentation/config.txt. */
1033 return 0;
1034}
039bc64e 1035
1141f492
LT
1036static int git_default_branch_config(const char *var, const char *value)
1037{
9ed36cfa
JS
1038 if (!strcmp(var, "branch.autosetupmerge")) {
1039 if (value && !strcasecmp(value, "always")) {
1040 git_branch_track = BRANCH_TRACK_ALWAYS;
1041 return 0;
1042 }
1043 git_branch_track = git_config_bool(var, value);
1044 return 0;
1045 }
c998ae9b
DS
1046 if (!strcmp(var, "branch.autosetuprebase")) {
1047 if (!value)
1048 return config_error_nonbool(var);
1049 else if (!strcmp(value, "never"))
1050 autorebase = AUTOREBASE_NEVER;
1051 else if (!strcmp(value, "local"))
1052 autorebase = AUTOREBASE_LOCAL;
1053 else if (!strcmp(value, "remote"))
1054 autorebase = AUTOREBASE_REMOTE;
1055 else if (!strcmp(value, "always"))
1056 autorebase = AUTOREBASE_ALWAYS;
1057 else
8c3ca351 1058 return error("malformed value for %s", var);
c998ae9b
DS
1059 return 0;
1060 }
a9cc857a 1061
1ab661dd 1062 /* Add other config variables here and to Documentation/config.txt. */
17712991
LT
1063 return 0;
1064}
1065
52153747
FAG
1066static int git_default_push_config(const char *var, const char *value)
1067{
1068 if (!strcmp(var, "push.default")) {
1069 if (!value)
1070 return config_error_nonbool(var);
1071 else if (!strcmp(value, "nothing"))
1072 push_default = PUSH_DEFAULT_NOTHING;
1073 else if (!strcmp(value, "matching"))
1074 push_default = PUSH_DEFAULT_MATCHING;
b55e6775
MM
1075 else if (!strcmp(value, "simple"))
1076 push_default = PUSH_DEFAULT_SIMPLE;
53c40311
JH
1077 else if (!strcmp(value, "upstream"))
1078 push_default = PUSH_DEFAULT_UPSTREAM;
1079 else if (!strcmp(value, "tracking")) /* deprecated */
1080 push_default = PUSH_DEFAULT_UPSTREAM;
52153747
FAG
1081 else if (!strcmp(value, "current"))
1082 push_default = PUSH_DEFAULT_CURRENT;
1083 else {
8c3ca351 1084 error("malformed value for %s: %s", var, value);
b55e6775
MM
1085 return error("Must be one of nothing, matching, simple, "
1086 "upstream or current.");
52153747
FAG
1087 }
1088 return 0;
1089 }
1090
1091 /* Add other config variables here and to Documentation/config.txt. */
1092 return 0;
1093}
1094
d551a488
MSO
1095static int git_default_mailmap_config(const char *var, const char *value)
1096{
1097 if (!strcmp(var, "mailmap.file"))
9352fd57 1098 return git_config_pathname(&git_mailmap_file, var, value);
08610900
JK
1099 if (!strcmp(var, "mailmap.blob"))
1100 return git_config_string(&git_mailmap_blob, var, value);
d551a488
MSO
1101
1102 /* Add other config variables here and to Documentation/config.txt. */
1103 return 0;
1104}
1105
1141f492
LT
1106int git_default_config(const char *var, const char *value, void *dummy)
1107{
59556548 1108 if (starts_with(var, "core."))
1141f492
LT
1109 return git_default_core_config(var, value);
1110
59556548 1111 if (starts_with(var, "user."))
9597921b 1112 return git_ident_config(var, value, dummy);
1141f492 1113
59556548 1114 if (starts_with(var, "i18n."))
1141f492
LT
1115 return git_default_i18n_config(var, value);
1116
59556548 1117 if (starts_with(var, "branch."))
1141f492
LT
1118 return git_default_branch_config(var, value);
1119
59556548 1120 if (starts_with(var, "push."))
52153747
FAG
1121 return git_default_push_config(var, value);
1122
59556548 1123 if (starts_with(var, "mailmap."))
d551a488
MSO
1124 return git_default_mailmap_config(var, value);
1125
59556548 1126 if (starts_with(var, "advice."))
75194438
JK
1127 return git_default_advice_config(var, value);
1128
1141f492
LT
1129 if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) {
1130 pager_use_color = git_config_bool(var,value);
1131 return 0;
1132 }
1133
568508e7
JH
1134 if (!strcmp(var, "pack.packsizelimit")) {
1135 pack_size_limit_cfg = git_config_ulong(var, value);
1136 return 0;
1137 }
8de7eeb5
JH
1138
1139 if (!strcmp(var, "pack.compression")) {
1140 int level = git_config_int(var, value);
1141 if (level == -1)
1142 level = Z_DEFAULT_COMPRESSION;
1143 else if (level < 0 || level > Z_BEST_COMPRESSION)
1144 die(_("bad pack compression level %d"), level);
1145 pack_compression_level = level;
1146 pack_compression_seen = 1;
1147 return 0;
1148 }
1149
1141f492
LT
1150 /* Add other config variables here and to Documentation/config.txt. */
1151 return 0;
1152}
1153
ca4b5de2 1154/*
b2dc0945 1155 * All source specific fields in the union, die_on_error, name and the callbacks
4d8dd149 1156 * fgetc, ungetc, ftell of top need to be initialized before calling
ca4b5de2
HV
1157 * this function.
1158 */
4d8dd149 1159static int do_config_from(struct config_source *top, config_fn_t fn, void *data)
ca4b5de2
HV
1160{
1161 int ret;
1162
1163 /* push config-file parsing state stack */
1164 top->prev = cf;
1165 top->linenr = 1;
1166 top->eof = 0;
1167 strbuf_init(&top->value, 1024);
1168 strbuf_init(&top->var, 1024);
1169 cf = top;
1170
4d8dd149 1171 ret = git_parse_source(fn, data);
ca4b5de2
HV
1172
1173 /* pop config-file parsing state stack */
1174 strbuf_release(&top->value);
1175 strbuf_release(&top->var);
1176 cf = top->prev;
1177
1178 return ret;
1179}
1180
3caec73b 1181static int do_config_from_file(config_fn_t fn,
1b8132d9
VA
1182 const enum config_origin_type origin_type,
1183 const char *name, const char *path, FILE *f,
473166b9 1184 void *data)
17712991 1185{
3caec73b 1186 struct config_source top;
17712991 1187
3caec73b 1188 top.u.file = f;
473166b9 1189 top.origin_type = origin_type;
3caec73b
KS
1190 top.name = name;
1191 top.path = path;
1192 top.die_on_error = 1;
1193 top.do_fgetc = config_file_fgetc;
1194 top.do_ungetc = config_file_ungetc;
1195 top.do_ftell = config_file_ftell;
924aaf3e 1196
3caec73b
KS
1197 return do_config_from(&top, fn, data);
1198}
924aaf3e 1199
3caec73b
KS
1200static int git_config_from_stdin(config_fn_t fn, void *data)
1201{
1b8132d9 1202 return do_config_from_file(fn, CONFIG_ORIGIN_STDIN, "", NULL, stdin, data);
3caec73b
KS
1203}
1204
1205int git_config_from_file(config_fn_t fn, const char *filename, void *data)
1206{
1207 int ret = -1;
1208 FILE *f;
924aaf3e 1209
3caec73b
KS
1210 f = fopen(filename, "r");
1211 if (f) {
260d408e 1212 flockfile(f);
1b8132d9 1213 ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, filename, f, data);
260d408e 1214 funlockfile(f);
17712991
LT
1215 fclose(f);
1216 }
1217 return ret;
1218}
10bea152 1219
1b8132d9 1220int git_config_from_mem(config_fn_t fn, const enum config_origin_type origin_type,
473166b9 1221 const char *name, const char *buf, size_t len, void *data)
1bc88819
HV
1222{
1223 struct config_source top;
1224
1225 top.u.buf.buf = buf;
1226 top.u.buf.len = len;
1227 top.u.buf.pos = 0;
473166b9 1228 top.origin_type = origin_type;
1bc88819 1229 top.name = name;
d14d4244 1230 top.path = NULL;
b2dc0945 1231 top.die_on_error = 0;
49d6cfa5
JK
1232 top.do_fgetc = config_buf_fgetc;
1233 top.do_ungetc = config_buf_ungetc;
1234 top.do_ftell = config_buf_ftell;
1bc88819
HV
1235
1236 return do_config_from(&top, fn, data);
1237}
1238
9ebf689a
BW
1239int git_config_from_blob_sha1(config_fn_t fn,
1240 const char *name,
1241 const unsigned char *sha1,
1242 void *data)
1bc88819
HV
1243{
1244 enum object_type type;
1245 char *buf;
1246 unsigned long size;
1247 int ret;
1248
1249 buf = read_sha1_file(sha1, &type, &size);
1250 if (!buf)
1251 return error("unable to load config blob object '%s'", name);
1252 if (type != OBJ_BLOB) {
1253 free(buf);
1254 return error("reference '%s' does not point to a blob", name);
1255 }
1256
1b8132d9 1257 ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, data);
1bc88819
HV
1258 free(buf);
1259
1260 return ret;
1261}
1262
1263static int git_config_from_blob_ref(config_fn_t fn,
1264 const char *name,
1265 void *data)
1266{
1267 unsigned char sha1[20];
1268
1269 if (get_sha1(name, sha1) < 0)
1270 return error("unable to resolve config blob '%s'", name);
1271 return git_config_from_blob_sha1(fn, name, sha1, data);
1272}
1273
506b17b1
JS
1274const char *git_etc_gitconfig(void)
1275{
7f0e39fa 1276 static const char *system_wide;
2de9de5e
SP
1277 if (!system_wide)
1278 system_wide = system_path(ETC_GITCONFIG);
7f0e39fa 1279 return system_wide;
506b17b1
JS
1280}
1281
23b0c478
SP
1282/*
1283 * Parse environment variable 'k' as a boolean (in various
1284 * possible spellings); if missing, use the default value 'def'.
1285 */
0ef37164 1286int git_env_bool(const char *k, int def)
ab88c363
JK
1287{
1288 const char *v = getenv(k);
1289 return v ? git_config_bool(k, v) : def;
1290}
1291
23b0c478
SP
1292/*
1293 * Parse environment variable 'k' as ulong with possibly a unit
1294 * suffix; if missing, use the default value 'val'.
1295 */
1296unsigned long git_env_ulong(const char *k, unsigned long val)
1297{
1298 const char *v = getenv(k);
1299 if (v && !git_parse_ulong(v, &val))
1300 die("failed to parse %s", k);
1301 return val;
1302}
1303
ab88c363
JK
1304int git_config_system(void)
1305{
1306 return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0);
1307}
1308
80181868 1309static int do_git_config_sequence(config_fn_t fn, void *data)
4f629539 1310{
c72ee44b 1311 int ret = 0;
509adc33
PT
1312 char *xdg_config = xdg_config_home("config");
1313 char *user_config = expand_user_path("~/.gitconfig");
b9605bc4 1314 char *repo_config = have_git_dir() ? git_pathdup("config") : NULL;
5f1a63e0 1315
9acc5911 1316 current_parsing_scope = CONFIG_SCOPE_SYSTEM;
c72ee44b 1317 if (git_config_system() && !access_or_die(git_etc_gitconfig(), R_OK, 0))
dc871831
DB
1318 ret += git_config_from_file(fn, git_etc_gitconfig(),
1319 data);
5f1a63e0 1320
9acc5911 1321 current_parsing_scope = CONFIG_SCOPE_GLOBAL;
c72ee44b 1322 if (xdg_config && !access_or_die(xdg_config, R_OK, ACCESS_EACCES_OK))
21cf3227 1323 ret += git_config_from_file(fn, xdg_config, data);
21cf3227 1324
c72ee44b 1325 if (user_config && !access_or_die(user_config, R_OK, ACCESS_EACCES_OK))
21cf3227 1326 ret += git_config_from_file(fn, user_config, data);
5f1a63e0 1327
9acc5911 1328 current_parsing_scope = CONFIG_SCOPE_REPO;
c72ee44b 1329 if (repo_config && !access_or_die(repo_config, R_OK, 0))
aa387407 1330 ret += git_config_from_file(fn, repo_config, data);
8b1fa778 1331
9acc5911 1332 current_parsing_scope = CONFIG_SCOPE_CMDLINE;
c72ee44b 1333 if (git_config_from_parameters(fn, data) < 0)
8262aaa2 1334 die(_("unable to parse command-line config"));
8b1fa778 1335
9acc5911 1336 current_parsing_scope = CONFIG_SCOPE_UNKNOWN;
21cf3227
HKNN
1337 free(xdg_config);
1338 free(user_config);
80181868 1339 free(repo_config);
c72ee44b 1340 return ret;
4f629539
JH
1341}
1342
c9b5e2a5 1343int git_config_with_options(config_fn_t fn, void *data,
c8985ce0 1344 struct git_config_source *config_source,
1bc88819 1345 int respect_includes)
dbdf5854 1346{
9b25a0b5
JK
1347 struct config_include_data inc = CONFIG_INCLUDE_INIT;
1348
1349 if (respect_includes) {
1350 inc.fn = fn;
1351 inc.data = data;
1352 fn = git_config_include;
1353 data = &inc;
1354 }
dbdf5854 1355
c9b5e2a5
JK
1356 /*
1357 * If we have a specific filename, use it. Otherwise, follow the
1358 * regular lookup sequence.
1359 */
3caec73b
KS
1360 if (config_source && config_source->use_stdin)
1361 return git_config_from_stdin(fn, data);
1362 else if (config_source && config_source->file)
c8985ce0
KS
1363 return git_config_from_file(fn, config_source->file, data);
1364 else if (config_source && config_source->blob)
1365 return git_config_from_blob_ref(fn, config_source->blob, data);
c9b5e2a5 1366
80181868 1367 return do_git_config_sequence(fn, data);
dbdf5854
NTND
1368}
1369
155ef25f 1370static void git_config_raw(config_fn_t fn, void *data)
c9b5e2a5 1371{
aace4385
TA
1372 if (git_config_with_options(fn, data, NULL, 1) < 0)
1373 /*
1374 * git_config_with_options() normally returns only
c72ee44b 1375 * zero, as most errors are fatal, and
aace4385
TA
1376 * non-fatal potential errors are guarded by "if"
1377 * statements that are entered only when no error is
1378 * possible.
1379 *
1380 * If we ever encounter a non-fatal error, it means
1381 * something went really wrong and we should stop
1382 * immediately.
1383 */
3a39f61e 1384 die(_("unknown error occurred while reading the configuration files"));
c9b5e2a5
JK
1385}
1386
155ef25f 1387static void configset_iter(struct config_set *cs, config_fn_t fn, void *data)
c9b5e2a5 1388{
155ef25f
TA
1389 int i, value_index;
1390 struct string_list *values;
1391 struct config_set_element *entry;
1392 struct configset_list *list = &cs->list;
155ef25f
TA
1393
1394 for (i = 0; i < list->nr; i++) {
1395 entry = list->items[i].e;
1396 value_index = list->items[i].value_index;
1397 values = &entry->value_list;
0d44a2da
JK
1398
1399 current_config_kvi = values->items[value_index].util;
1400
1401 if (fn(entry->key, values->items[value_index].string, data) < 0)
1402 git_die_config_linenr(entry->key,
1403 current_config_kvi->filename,
1404 current_config_kvi->linenr);
1405
1406 current_config_kvi = NULL;
155ef25f
TA
1407 }
1408}
1409
1410static void git_config_check_init(void);
1411
1412void git_config(config_fn_t fn, void *data)
1413{
1414 git_config_check_init();
1415 configset_iter(&the_config_set, fn, data);
c9b5e2a5
JK
1416}
1417
3c8687a7
TA
1418static struct config_set_element *configset_find_element(struct config_set *cs, const char *key)
1419{
1420 struct config_set_element k;
1421 struct config_set_element *found_entry;
1422 char *normalized_key;
3c8687a7
TA
1423 /*
1424 * `key` may come from the user, so normalize it before using it
1425 * for querying entries from the hashmap.
1426 */
270cd9ea 1427 if (git_config_parse_key(key, &normalized_key, NULL))
3c8687a7
TA
1428 return NULL;
1429
1430 hashmap_entry_init(&k, strhash(normalized_key));
1431 k.key = normalized_key;
1432 found_entry = hashmap_get(&cs->config_hash, &k, NULL);
1433 free(normalized_key);
1434 return found_entry;
1435}
1436
1437static int configset_add_value(struct config_set *cs, const char *key, const char *value)
1438{
1439 struct config_set_element *e;
3df8fd62 1440 struct string_list_item *si;
155ef25f 1441 struct configset_list_item *l_item;
3df8fd62
TA
1442 struct key_value_info *kv_info = xmalloc(sizeof(*kv_info));
1443
3c8687a7
TA
1444 e = configset_find_element(cs, key);
1445 /*
1446 * Since the keys are being fed by git_config*() callback mechanism, they
1447 * are already normalized. So simply add them without any further munging.
1448 */
1449 if (!e) {
1450 e = xmalloc(sizeof(*e));
1451 hashmap_entry_init(e, strhash(key));
1452 e->key = xstrdup(key);
1453 string_list_init(&e->value_list, 1);
1454 hashmap_add(&cs->config_hash, e);
1455 }
8c53f071 1456 si = string_list_append_nodup(&e->value_list, xstrdup_or_null(value));
155ef25f
TA
1457
1458 ALLOC_GROW(cs->list.items, cs->list.nr + 1, cs->list.alloc);
1459 l_item = &cs->list.items[cs->list.nr++];
1460 l_item->e = e;
1461 l_item->value_index = e->value_list.nr - 1;
1462
3258258f
JK
1463 if (!cf)
1464 die("BUG: configset_add_value has no source");
1465 if (cf->name) {
3df8fd62
TA
1466 kv_info->filename = strintern(cf->name);
1467 kv_info->linenr = cf->linenr;
1b8132d9 1468 kv_info->origin_type = cf->origin_type;
3df8fd62
TA
1469 } else {
1470 /* for values read from `git_config_from_parameters()` */
1471 kv_info->filename = NULL;
1472 kv_info->linenr = -1;
1b8132d9 1473 kv_info->origin_type = CONFIG_ORIGIN_CMDLINE;
3df8fd62 1474 }
9acc5911 1475 kv_info->scope = current_parsing_scope;
3df8fd62 1476 si->util = kv_info;
3c8687a7
TA
1477
1478 return 0;
1479}
1480
1481static int config_set_element_cmp(const struct config_set_element *e1,
1482 const struct config_set_element *e2, const void *unused)
1483{
1484 return strcmp(e1->key, e2->key);
1485}
1486
1487void git_configset_init(struct config_set *cs)
1488{
1489 hashmap_init(&cs->config_hash, (hashmap_cmp_fn)config_set_element_cmp, 0);
1490 cs->hash_initialized = 1;
155ef25f
TA
1491 cs->list.nr = 0;
1492 cs->list.alloc = 0;
1493 cs->list.items = NULL;
3c8687a7
TA
1494}
1495
1496void git_configset_clear(struct config_set *cs)
1497{
1498 struct config_set_element *entry;
1499 struct hashmap_iter iter;
1500 if (!cs->hash_initialized)
1501 return;
1502
1503 hashmap_iter_init(&cs->config_hash, &iter);
1504 while ((entry = hashmap_iter_next(&iter))) {
1505 free(entry->key);
3df8fd62 1506 string_list_clear(&entry->value_list, 1);
3c8687a7
TA
1507 }
1508 hashmap_free(&cs->config_hash, 1);
1509 cs->hash_initialized = 0;
155ef25f
TA
1510 free(cs->list.items);
1511 cs->list.nr = 0;
1512 cs->list.alloc = 0;
1513 cs->list.items = NULL;
3c8687a7
TA
1514}
1515
1516static int config_set_callback(const char *key, const char *value, void *cb)
1517{
1518 struct config_set *cs = cb;
1519 configset_add_value(cs, key, value);
1520 return 0;
1521}
1522
1523int git_configset_add_file(struct config_set *cs, const char *filename)
1524{
1525 return git_config_from_file(config_set_callback, filename, cs);
1526}
1527
1528int git_configset_get_value(struct config_set *cs, const char *key, const char **value)
1529{
1530 const struct string_list *values = NULL;
1531 /*
1532 * Follows "last one wins" semantic, i.e., if there are multiple matches for the
1533 * queried key in the files of the configset, the value returned will be the last
1534 * value in the value list for that key.
1535 */
1536 values = git_configset_get_value_multi(cs, key);
1537
1538 if (!values)
1539 return 1;
1540 assert(values->nr > 0);
1541 *value = values->items[values->nr - 1].string;
1542 return 0;
1543}
1544
1545const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key)
1546{
1547 struct config_set_element *e = configset_find_element(cs, key);
1548 return e ? &e->value_list : NULL;
1549}
1550
1551int git_configset_get_string_const(struct config_set *cs, const char *key, const char **dest)
1552{
1553 const char *value;
1554 if (!git_configset_get_value(cs, key, &value))
1555 return git_config_string(dest, key, value);
1556 else
1557 return 1;
1558}
1559
1560int git_configset_get_string(struct config_set *cs, const char *key, char **dest)
1561{
1562 return git_configset_get_string_const(cs, key, (const char **)dest);
1563}
1564
1565int git_configset_get_int(struct config_set *cs, const char *key, int *dest)
1566{
1567 const char *value;
1568 if (!git_configset_get_value(cs, key, &value)) {
1569 *dest = git_config_int(key, value);
1570 return 0;
1571 } else
1572 return 1;
1573}
1574
1575int git_configset_get_ulong(struct config_set *cs, const char *key, unsigned long *dest)
1576{
1577 const char *value;
1578 if (!git_configset_get_value(cs, key, &value)) {
1579 *dest = git_config_ulong(key, value);
1580 return 0;
1581 } else
1582 return 1;
1583}
1584
1585int git_configset_get_bool(struct config_set *cs, const char *key, int *dest)
1586{
1587 const char *value;
1588 if (!git_configset_get_value(cs, key, &value)) {
1589 *dest = git_config_bool(key, value);
1590 return 0;
1591 } else
1592 return 1;
1593}
1594
1595int git_configset_get_bool_or_int(struct config_set *cs, const char *key,
1596 int *is_bool, int *dest)
1597{
1598 const char *value;
1599 if (!git_configset_get_value(cs, key, &value)) {
1600 *dest = git_config_bool_or_int(key, value, is_bool);
1601 return 0;
1602 } else
1603 return 1;
1604}
1605
1606int git_configset_get_maybe_bool(struct config_set *cs, const char *key, int *dest)
1607{
1608 const char *value;
1609 if (!git_configset_get_value(cs, key, &value)) {
1610 *dest = git_config_maybe_bool(key, value);
1611 if (*dest == -1)
1612 return -1;
1613 return 0;
1614 } else
1615 return 1;
1616}
1617
1618int git_configset_get_pathname(struct config_set *cs, const char *key, const char **dest)
1619{
1620 const char *value;
1621 if (!git_configset_get_value(cs, key, &value))
1622 return git_config_pathname(dest, key, value);
1623 else
1624 return 1;
1625}
1626
1627static void git_config_check_init(void)
1628{
1629 if (the_config_set.hash_initialized)
1630 return;
1631 git_configset_init(&the_config_set);
155ef25f 1632 git_config_raw(config_set_callback, &the_config_set);
3c8687a7
TA
1633}
1634
1635void git_config_clear(void)
1636{
1637 if (!the_config_set.hash_initialized)
1638 return;
1639 git_configset_clear(&the_config_set);
1640}
1641
1642int git_config_get_value(const char *key, const char **value)
1643{
1644 git_config_check_init();
1645 return git_configset_get_value(&the_config_set, key, value);
1646}
1647
1648const struct string_list *git_config_get_value_multi(const char *key)
1649{
1650 git_config_check_init();
1651 return git_configset_get_value_multi(&the_config_set, key);
1652}
1653
1654int git_config_get_string_const(const char *key, const char **dest)
1655{
5a80e97c 1656 int ret;
3c8687a7 1657 git_config_check_init();
5a80e97c
TA
1658 ret = git_configset_get_string_const(&the_config_set, key, dest);
1659 if (ret < 0)
1660 git_die_config(key, NULL);
1661 return ret;
3c8687a7
TA
1662}
1663
1664int git_config_get_string(const char *key, char **dest)
1665{
1666 git_config_check_init();
1667 return git_config_get_string_const(key, (const char **)dest);
1668}
1669
1670int git_config_get_int(const char *key, int *dest)
1671{
1672 git_config_check_init();
1673 return git_configset_get_int(&the_config_set, key, dest);
1674}
1675
1676int git_config_get_ulong(const char *key, unsigned long *dest)
1677{
1678 git_config_check_init();
1679 return git_configset_get_ulong(&the_config_set, key, dest);
1680}
1681
1682int git_config_get_bool(const char *key, int *dest)
1683{
1684 git_config_check_init();
1685 return git_configset_get_bool(&the_config_set, key, dest);
1686}
1687
1688int git_config_get_bool_or_int(const char *key, int *is_bool, int *dest)
1689{
1690 git_config_check_init();
1691 return git_configset_get_bool_or_int(&the_config_set, key, is_bool, dest);
1692}
1693
1694int git_config_get_maybe_bool(const char *key, int *dest)
1695{
1696 git_config_check_init();
1697 return git_configset_get_maybe_bool(&the_config_set, key, dest);
1698}
1699
1700int git_config_get_pathname(const char *key, const char **dest)
1701{
5a80e97c 1702 int ret;
3c8687a7 1703 git_config_check_init();
5a80e97c
TA
1704 ret = git_configset_get_pathname(&the_config_set, key, dest);
1705 if (ret < 0)
1706 git_die_config(key, NULL);
1707 return ret;
1708}
1709
435ec090
CC
1710int git_config_get_untracked_cache(void)
1711{
1712 int val = -1;
1713 const char *v;
1714
dae6c322
CC
1715 /* Hack for test programs like test-dump-untracked-cache */
1716 if (ignore_untracked_cache_config)
1717 return -1;
1718
435ec090
CC
1719 if (!git_config_get_maybe_bool("core.untrackedcache", &val))
1720 return val;
1721
1722 if (!git_config_get_value("core.untrackedcache", &v)) {
1723 if (!strcasecmp(v, "keep"))
1724 return -1;
1725
1726 error("unknown core.untrackedCache value '%s'; "
1727 "using 'keep' default value", v);
1728 return -1;
1729 }
1730
1731 return -1; /* default value */
1732}
1733
5a80e97c
TA
1734NORETURN
1735void git_die_config_linenr(const char *key, const char *filename, int linenr)
1736{
1737 if (!filename)
1738 die(_("unable to parse '%s' from command-line config"), key);
1739 else
1740 die(_("bad config variable '%s' in file '%s' at line %d"),
1741 key, filename, linenr);
1742}
1743
1744NORETURN __attribute__((format(printf, 2, 3)))
1745void git_die_config(const char *key, const char *err, ...)
1746{
1747 const struct string_list *values;
1748 struct key_value_info *kv_info;
1749
1750 if (err) {
1751 va_list params;
1752 va_start(params, err);
1753 vreportf("error: ", err, params);
1754 va_end(params);
1755 }
1756 values = git_config_get_value_multi(key);
1757 kv_info = values->items[values->nr - 1].util;
1758 git_die_config_linenr(key, kv_info->filename, kv_info->linenr);
3c8687a7
TA
1759}
1760
10bea152
JS
1761/*
1762 * Find all the stuff for git_config_set() below.
1763 */
4ddba79d 1764
10bea152
JS
1765static struct {
1766 int baselen;
4b25d091 1767 char *key;
f98d863d 1768 int do_not_match;
4b25d091 1769 regex_t *value_regex;
4ddba79d 1770 int multi_replace;
83786fa4
TR
1771 size_t *offset;
1772 unsigned int offset_alloc;
10bea152
JS
1773 enum { START, SECTION_SEEN, SECTION_END_SEEN, KEY_SEEN } state;
1774 int seen;
1775} store;
1776
4b25d091 1777static int matches(const char *key, const char *value)
f98d863d 1778{
c1063be2
JK
1779 if (strcmp(key, store.key))
1780 return 0; /* not ours */
1781 if (!store.value_regex)
1782 return 1; /* always matches */
1783 if (store.value_regex == CONFIG_REGEX_NONE)
1784 return 0; /* never matches */
1785
1786 return store.do_not_match ^
1787 (value && !regexec(store.value_regex, value, 0, NULL, 0));
f98d863d
JS
1788}
1789
4b25d091 1790static int store_aux(const char *key, const char *value, void *cb)
10bea152 1791{
ae9ee41d
JH
1792 const char *ep;
1793 size_t section_len;
1794
10bea152
JS
1795 switch (store.state) {
1796 case KEY_SEEN:
f98d863d 1797 if (matches(key, value)) {
4ddba79d 1798 if (store.seen == 1 && store.multi_replace == 0) {
8262aaa2 1799 warning(_("%s has multiple values"), key);
10bea152 1800 }
4ddba79d 1801
83786fa4
TR
1802 ALLOC_GROW(store.offset, store.seen + 1,
1803 store.offset_alloc);
1804
49d6cfa5 1805 store.offset[store.seen] = cf->do_ftell(cf);
10bea152
JS
1806 store.seen++;
1807 }
1808 break;
1809 case SECTION_SEEN:
ae9ee41d
JH
1810 /*
1811 * What we are looking for is in store.key (both
1812 * section and var), and its section part is baselen
1813 * long. We found key (again, both section and var).
1814 * We would want to know if this key is in the same
1815 * section as what we are looking for. We already
1816 * know we are in the same section as what should
1817 * hold store.key.
1818 */
1819 ep = strrchr(key, '.');
1820 section_len = ep - key;
1821
1822 if ((section_len != store.baselen) ||
1823 memcmp(key, store.key, section_len+1)) {
10bea152
JS
1824 store.state = SECTION_END_SEEN;
1825 break;
ae9ee41d
JH
1826 }
1827
1828 /*
1829 * Do not increment matches: this is no match, but we
1830 * just made sure we are in the desired section.
1831 */
83786fa4
TR
1832 ALLOC_GROW(store.offset, store.seen + 1,
1833 store.offset_alloc);
49d6cfa5 1834 store.offset[store.seen] = cf->do_ftell(cf);
10bea152
JS
1835 /* fallthru */
1836 case SECTION_END_SEEN:
1837 case START:
f98d863d 1838 if (matches(key, value)) {
83786fa4
TR
1839 ALLOC_GROW(store.offset, store.seen + 1,
1840 store.offset_alloc);
49d6cfa5 1841 store.offset[store.seen] = cf->do_ftell(cf);
10bea152
JS
1842 store.state = KEY_SEEN;
1843 store.seen++;
d14f7764
LT
1844 } else {
1845 if (strrchr(key, '.') - key == store.baselen &&
bdf0ef08 1846 !strncmp(key, store.key, store.baselen)) {
93ddef3e 1847 store.state = SECTION_SEEN;
83786fa4
TR
1848 ALLOC_GROW(store.offset,
1849 store.seen + 1,
1850 store.offset_alloc);
49d6cfa5 1851 store.offset[store.seen] = cf->do_ftell(cf);
d14f7764 1852 }
bdf0ef08 1853 }
10bea152
JS
1854 }
1855 return 0;
1856}
1857
64c0d71c 1858static int write_error(const char *filename)
480c9e52 1859{
64c0d71c 1860 error("failed to write new configuration file %s", filename);
480c9e52
AW
1861
1862 /* Same error code as "failed to rename". */
1863 return 4;
1864}
1865
4b25d091 1866static int store_write_section(int fd, const char *key)
10bea152 1867{
cb891a59
KH
1868 const char *dot;
1869 int i, success;
f285a2d7 1870 struct strbuf sb = STRBUF_INIT;
d14f7764 1871
cb891a59 1872 dot = memchr(key, '.', store.baselen);
d14f7764 1873 if (dot) {
cb891a59
KH
1874 strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key);
1875 for (i = dot - key + 1; i < store.baselen; i++) {
e5c349ba 1876 if (key[i] == '"' || key[i] == '\\')
cb891a59
KH
1877 strbuf_addch(&sb, '\\');
1878 strbuf_addch(&sb, key[i]);
d14f7764 1879 }
cb891a59
KH
1880 strbuf_addstr(&sb, "\"]\n");
1881 } else {
1882 strbuf_addf(&sb, "[%.*s]\n", store.baselen, key);
d14f7764
LT
1883 }
1884
cb891a59
KH
1885 success = write_in_full(fd, sb.buf, sb.len) == sb.len;
1886 strbuf_release(&sb);
480c9e52 1887
cb891a59 1888 return success;
10bea152
JS
1889}
1890
4b25d091 1891static int store_write_pair(int fd, const char *key, const char *value)
10bea152 1892{
cb891a59
KH
1893 int i, success;
1894 int length = strlen(key + store.baselen + 1);
1895 const char *quote = "";
f285a2d7 1896 struct strbuf sb = STRBUF_INIT;
cdd4fb15 1897
6281f394
JM
1898 /*
1899 * Check to see if the value needs to be surrounded with a dq pair.
1900 * Note that problematic characters are always backslash-quoted; this
1901 * check is about not losing leading or trailing SP and strings that
1902 * follow beginning-of-comment characters (i.e. ';' and '#') by the
1903 * configuration parser.
1904 */
cdd4fb15 1905 if (value[0] == ' ')
cb891a59 1906 quote = "\"";
cdd4fb15
BG
1907 for (i = 0; value[i]; i++)
1908 if (value[i] == ';' || value[i] == '#')
cb891a59
KH
1909 quote = "\"";
1910 if (i && value[i - 1] == ' ')
1911 quote = "\"";
1912
cb891a59
KH
1913 strbuf_addf(&sb, "\t%.*s = %s",
1914 length, key + store.baselen + 1, quote);
10bea152 1915
10bea152
JS
1916 for (i = 0; value[i]; i++)
1917 switch (value[i]) {
480c9e52 1918 case '\n':
cb891a59 1919 strbuf_addstr(&sb, "\\n");
480c9e52
AW
1920 break;
1921 case '\t':
cb891a59 1922 strbuf_addstr(&sb, "\\t");
480c9e52
AW
1923 break;
1924 case '"':
1925 case '\\':
cb891a59 1926 strbuf_addch(&sb, '\\');
480c9e52 1927 default:
cb891a59 1928 strbuf_addch(&sb, value[i]);
480c9e52
AW
1929 break;
1930 }
cb891a59
KH
1931 strbuf_addf(&sb, "%s\n", quote);
1932
1933 success = write_in_full(fd, sb.buf, sb.len) == sb.len;
1934 strbuf_release(&sb);
1935
1936 return success;
10bea152
JS
1937}
1938
4b25d091
FC
1939static ssize_t find_beginning_of_line(const char *contents, size_t size,
1940 size_t offset_, int *found_bracket)
4ddba79d 1941{
dc49cd76
SP
1942 size_t equal_offset = size, bracket_offset = size;
1943 ssize_t offset;
4ddba79d 1944
7a31cc0f 1945contline:
a6080a0a 1946 for (offset = offset_-2; offset > 0
4ddba79d
JS
1947 && contents[offset] != '\n'; offset--)
1948 switch (contents[offset]) {
1949 case '=': equal_offset = offset; break;
1950 case ']': bracket_offset = offset; break;
1951 }
7a31cc0f
FL
1952 if (offset > 0 && contents[offset-1] == '\\') {
1953 offset_ = offset;
1954 goto contline;
1955 }
4ddba79d
JS
1956 if (bracket_offset < equal_offset) {
1957 *found_bracket = 1;
1958 offset = bracket_offset+1;
1959 } else
1960 offset++;
1961
1962 return offset;
1963}
1964
30598ad0
PS
1965int git_config_set_in_file_gently(const char *config_filename,
1966 const char *key, const char *value)
5ec31182 1967{
30598ad0 1968 return git_config_set_multivar_in_file_gently(config_filename, key, value, NULL, 0);
5ec31182
RR
1969}
1970
3d180648
PS
1971void git_config_set_in_file(const char *config_filename,
1972 const char *key, const char *value)
10bea152 1973{
3d180648 1974 git_config_set_multivar_in_file(config_filename, key, value, NULL, 0);
b4c8aba6
PS
1975}
1976
30598ad0 1977int git_config_set_gently(const char *key, const char *value)
10bea152 1978{
30598ad0 1979 return git_config_set_multivar_gently(key, value, NULL, 0);
10bea152
JS
1980}
1981
3d180648 1982void git_config_set(const char *key, const char *value)
b4c8aba6 1983{
3d180648 1984 git_config_set_multivar(key, value, NULL, 0);
10bea152
JS
1985}
1986
b09c53a3
LP
1987/*
1988 * Auxiliary function to sanity-check and split the key into the section
1989 * identifier and variable name.
1990 *
1991 * Returns 0 on success, -1 when there is an invalid character in the key and
1992 * -2 if there is no section name in the key.
1993 *
1994 * store_key - pointer to char* which will hold a copy of the key with
1995 * lowercase section and variable name
1996 * baselen - pointer to int which will hold the length of the
1997 * section + subsection part, can be NULL
1998 */
9e9de18f 1999static int git_config_parse_key_1(const char *key, char **store_key, int *baselen_, int quiet)
b09c53a3
LP
2000{
2001 int i, dot, baselen;
2002 const char *last_dot = strrchr(key, '.');
2003
2004 /*
2005 * Since "key" actually contains the section name and the real
2006 * key name separated by a dot, we have to know where the dot is.
2007 */
2008
2169ddc0 2009 if (last_dot == NULL || last_dot == key) {
9e9de18f
JK
2010 if (!quiet)
2011 error("key does not contain a section: %s", key);
7a397419 2012 return -CONFIG_NO_SECTION_OR_NAME;
b09c53a3
LP
2013 }
2014
2169ddc0 2015 if (!last_dot[1]) {
9e9de18f
JK
2016 if (!quiet)
2017 error("key does not contain variable name: %s", key);
7a397419 2018 return -CONFIG_NO_SECTION_OR_NAME;
2169ddc0
LP
2019 }
2020
b09c53a3
LP
2021 baselen = last_dot - key;
2022 if (baselen_)
2023 *baselen_ = baselen;
2024
2025 /*
2026 * Validate the key and while at it, lower case it for matching.
2027 */
9e9de18f 2028 if (store_key)
3733e694 2029 *store_key = xmallocz(strlen(key));
b09c53a3
LP
2030
2031 dot = 0;
2032 for (i = 0; key[i]; i++) {
2033 unsigned char c = key[i];
2034 if (c == '.')
2035 dot = 1;
2036 /* Leave the extended basename untouched.. */
2037 if (!dot || i > baselen) {
2038 if (!iskeychar(c) ||
2039 (i == baselen + 1 && !isalpha(c))) {
9e9de18f
JK
2040 if (!quiet)
2041 error("invalid key: %s", key);
b09c53a3
LP
2042 goto out_free_ret_1;
2043 }
2044 c = tolower(c);
2045 } else if (c == '\n') {
9e9de18f
JK
2046 if (!quiet)
2047 error("invalid key (newline): %s", key);
b09c53a3
LP
2048 goto out_free_ret_1;
2049 }
9e9de18f
JK
2050 if (store_key)
2051 (*store_key)[i] = c;
b09c53a3 2052 }
b09c53a3
LP
2053
2054 return 0;
2055
2056out_free_ret_1:
9e9de18f
JK
2057 if (store_key) {
2058 free(*store_key);
2059 *store_key = NULL;
2060 }
7a397419 2061 return -CONFIG_INVALID_KEY;
b09c53a3
LP
2062}
2063
9e9de18f
JK
2064int git_config_parse_key(const char *key, char **store_key, int *baselen)
2065{
2066 return git_config_parse_key_1(key, store_key, baselen, 0);
2067}
2068
2069int git_config_key_is_valid(const char *key)
2070{
2071 return !git_config_parse_key_1(key, NULL, NULL, 1);
2072}
2073
10bea152
JS
2074/*
2075 * If value==NULL, unset in (remove from) config,
2076 * if value_regex!=NULL, disregard key/value pairs where value does not match.
c1063be2
JK
2077 * if value_regex==CONFIG_REGEX_NONE, do not match any existing values
2078 * (only add a new one)
4ddba79d
JS
2079 * if multi_replace==0, nothing, or only one matching key/value is replaced,
2080 * else all matching key/values (regardless how many) are removed,
2081 * before the new pair is written.
10bea152
JS
2082 *
2083 * Returns 0 on success.
2084 *
2085 * This function does this:
2086 *
2087 * - it locks the config file by creating ".git/config.lock"
2088 *
2089 * - it then parses the config using store_aux() as validator to find
2090 * the position on the key/value pair to replace. If it is to be unset,
2091 * it must be found exactly once.
2092 *
2093 * - the config file is mmap()ed and the part before the match (if any) is
2094 * written to the lock file, then the changed part and the rest.
2095 *
2096 * - the config file is removed and the lock file rename()d to it.
2097 *
2098 */
30598ad0
PS
2099int git_config_set_multivar_in_file_gently(const char *config_filename,
2100 const char *key, const char *value,
2101 const char *value_regex,
2102 int multi_replace)
10bea152 2103{
54d160ec 2104 int fd = -1, in_fd = -1;
dafc88b1 2105 int ret;
6cbf973c 2106 struct lock_file *lock = NULL;
0a5f5759 2107 char *filename_buf = NULL;
3a1b3126
JK
2108 char *contents = NULL;
2109 size_t contents_sz;
4ddba79d 2110
b09c53a3
LP
2111 /* parse-key returns negative; flip the sign to feed exit(3) */
2112 ret = 0 - git_config_parse_key(key, &store.key, &store.baselen);
2113 if (ret)
dafc88b1 2114 goto out_free;
b17e659d
JS
2115
2116 store.multi_replace = multi_replace;
10bea152 2117
0a5f5759
JK
2118 if (!config_filename)
2119 config_filename = filename_buf = git_pathdup("config");
10bea152
JS
2120
2121 /*
6cbf973c 2122 * The lock serves a purpose in addition to locking: the new
10bea152
JS
2123 * contents of .git/config will be written into it.
2124 */
f1064f6b 2125 lock = xcalloc(1, sizeof(struct lock_file));
6cbf973c
BS
2126 fd = hold_lock_file_for_update(lock, config_filename, 0);
2127 if (fd < 0) {
f0658ec9 2128 error_errno("could not lock config file %s", config_filename);
10bea152 2129 free(store.key);
7a397419 2130 ret = CONFIG_NO_LOCK;
dafc88b1 2131 goto out_free;
10bea152
JS
2132 }
2133
2134 /*
2135 * If .git/config does not exist yet, write a minimal version.
2136 */
88fb958b
AR
2137 in_fd = open(config_filename, O_RDONLY);
2138 if ( in_fd < 0 ) {
10bea152
JS
2139 free(store.key);
2140
88fb958b 2141 if ( ENOENT != errno ) {
f0658ec9 2142 error_errno("opening %s", config_filename);
7a397419 2143 ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */
dafc88b1 2144 goto out_free;
88fb958b 2145 }
10bea152
JS
2146 /* if nothing to unset, error out */
2147 if (value == NULL) {
7a397419 2148 ret = CONFIG_NOTHING_SET;
dafc88b1 2149 goto out_free;
10bea152
JS
2150 }
2151
4b25d091 2152 store.key = (char *)key;
480c9e52 2153 if (!store_write_section(fd, key) ||
93c1e079
JH
2154 !store_write_pair(fd, key, value))
2155 goto write_err_out;
2156 } else {
88fb958b 2157 struct stat st;
3a1b3126 2158 size_t copy_begin, copy_end;
dc49cd76 2159 int i, new_line = 0;
10bea152
JS
2160
2161 if (value_regex == NULL)
2162 store.value_regex = NULL;
c1063be2
JK
2163 else if (value_regex == CONFIG_REGEX_NONE)
2164 store.value_regex = CONFIG_REGEX_NONE;
10bea152 2165 else {
f98d863d
JS
2166 if (value_regex[0] == '!') {
2167 store.do_not_match = 1;
2168 value_regex++;
2169 } else
2170 store.do_not_match = 0;
2171
2d7320d0 2172 store.value_regex = (regex_t*)xmalloc(sizeof(regex_t));
10bea152
JS
2173 if (regcomp(store.value_regex, value_regex,
2174 REG_EXTENDED)) {
64c0d71c 2175 error("invalid pattern: %s", value_regex);
10bea152 2176 free(store.value_regex);
7a397419 2177 ret = CONFIG_INVALID_PATTERN;
dafc88b1 2178 goto out_free;
10bea152
JS
2179 }
2180 }
2181
83786fa4 2182 ALLOC_GROW(store.offset, 1, store.offset_alloc);
4ddba79d 2183 store.offset[0] = 0;
10bea152
JS
2184 store.state = START;
2185 store.seen = 0;
2186
2187 /*
2188 * After this, store.offset will contain the *end* offset
2189 * of the last match, or remain at 0 if no match was found.
2190 * As a side effect, we make sure to transform only a valid
2191 * existing config file.
2192 */
ef90d6d4 2193 if (git_config_from_file(store_aux, config_filename, NULL)) {
64c0d71c 2194 error("invalid config file %s", config_filename);
10bea152 2195 free(store.key);
c1063be2
JK
2196 if (store.value_regex != NULL &&
2197 store.value_regex != CONFIG_REGEX_NONE) {
10bea152
JS
2198 regfree(store.value_regex);
2199 free(store.value_regex);
2200 }
7a397419 2201 ret = CONFIG_INVALID_FILE;
dafc88b1 2202 goto out_free;
10bea152
JS
2203 }
2204
2205 free(store.key);
c1063be2
JK
2206 if (store.value_regex != NULL &&
2207 store.value_regex != CONFIG_REGEX_NONE) {
10bea152
JS
2208 regfree(store.value_regex);
2209 free(store.value_regex);
2210 }
2211
4ddba79d
JS
2212 /* if nothing to unset, or too many matches, error out */
2213 if ((store.seen == 0 && value == NULL) ||
2214 (store.seen > 1 && multi_replace == 0)) {
7a397419 2215 ret = CONFIG_NOTHING_SET;
dafc88b1 2216 goto out_free;
10bea152
JS
2217 }
2218
29647d79
NTND
2219 if (fstat(in_fd, &st) == -1) {
2220 error_errno(_("fstat on %s failed"), config_filename);
2221 ret = CONFIG_INVALID_FILE;
2222 goto out_free;
2223 }
2224
dc49cd76 2225 contents_sz = xsize_t(st.st_size);
1570856b
JK
2226 contents = xmmap_gently(NULL, contents_sz, PROT_READ,
2227 MAP_PRIVATE, in_fd, 0);
2228 if (contents == MAP_FAILED) {
0e8771f1
JK
2229 if (errno == ENODEV && S_ISDIR(st.st_mode))
2230 errno = EISDIR;
f0658ec9 2231 error_errno("unable to mmap '%s'", config_filename);
1570856b
JK
2232 ret = CONFIG_INVALID_FILE;
2233 contents = NULL;
2234 goto out_free;
2235 }
10bea152 2236 close(in_fd);
54d160ec 2237 in_fd = -1;
10bea152 2238
b4fb09e4 2239 if (chmod(get_lock_file_path(lock), st.st_mode & 07777) < 0) {
f0658ec9 2240 error_errno("chmod on %s failed", get_lock_file_path(lock));
daa22c6f
EW
2241 ret = CONFIG_NO_WRITE;
2242 goto out_free;
2243 }
2244
4ddba79d
JS
2245 if (store.seen == 0)
2246 store.seen = 1;
2247
2248 for (i = 0, copy_begin = 0; i < store.seen; i++) {
2249 if (store.offset[i] == 0) {
dc49cd76 2250 store.offset[i] = copy_end = contents_sz;
4ddba79d
JS
2251 } else if (store.state != KEY_SEEN) {
2252 copy_end = store.offset[i];
10bea152 2253 } else
4ddba79d 2254 copy_end = find_beginning_of_line(
dc49cd76 2255 contents, contents_sz,
4ddba79d
JS
2256 store.offset[i]-2, &new_line);
2257
02e5ba4a
JK
2258 if (copy_end > 0 && contents[copy_end-1] != '\n')
2259 new_line = 1;
2260
4ddba79d
JS
2261 /* write the first part of the config */
2262 if (copy_end > copy_begin) {
93c1e079
JH
2263 if (write_in_full(fd, contents + copy_begin,
2264 copy_end - copy_begin) <
2265 copy_end - copy_begin)
2266 goto write_err_out;
2267 if (new_line &&
2b7ca830 2268 write_str_in_full(fd, "\n") != 1)
93c1e079 2269 goto write_err_out;
4ddba79d
JS
2270 }
2271 copy_begin = store.offset[i];
10bea152
JS
2272 }
2273
10bea152
JS
2274 /* write the pair (value == NULL means unset) */
2275 if (value != NULL) {
93c1e079
JH
2276 if (store.state == START) {
2277 if (!store_write_section(fd, key))
2278 goto write_err_out;
480c9e52 2279 }
93c1e079
JH
2280 if (!store_write_pair(fd, key, value))
2281 goto write_err_out;
10bea152
JS
2282 }
2283
2284 /* write the rest of the config */
dc49cd76 2285 if (copy_begin < contents_sz)
93c1e079 2286 if (write_in_full(fd, contents + copy_begin,
dc49cd76
SP
2287 contents_sz - copy_begin) <
2288 contents_sz - copy_begin)
93c1e079 2289 goto write_err_out;
7a64592c
KB
2290
2291 munmap(contents, contents_sz);
2292 contents = NULL;
10bea152
JS
2293 }
2294
4ed7cd3a 2295 if (commit_lock_file(lock) < 0) {
f0658ec9 2296 error_errno("could not write config file %s", config_filename);
7a397419 2297 ret = CONFIG_NO_WRITE;
e831855e 2298 lock = NULL;
dafc88b1 2299 goto out_free;
10bea152
JS
2300 }
2301
6cbf973c
BS
2302 /*
2303 * lock is committed, so don't try to roll it back below.
2304 * NOTE: Since lockfile.c keeps a linked list of all created
2305 * lock_file structures, it isn't safe to free(lock). It's
2306 * better to just leave it hanging around.
2307 */
2308 lock = NULL;
dafc88b1
SH
2309 ret = 0;
2310
3c8687a7
TA
2311 /* Invalidate the config cache */
2312 git_config_clear();
2313
dafc88b1 2314out_free:
6cbf973c
BS
2315 if (lock)
2316 rollback_lock_file(lock);
0a5f5759 2317 free(filename_buf);
3a1b3126
JK
2318 if (contents)
2319 munmap(contents, contents_sz);
54d160ec
SS
2320 if (in_fd >= 0)
2321 close(in_fd);
dafc88b1 2322 return ret;
93c1e079
JH
2323
2324write_err_out:
b4fb09e4 2325 ret = write_error(get_lock_file_path(lock));
93c1e079
JH
2326 goto out_free;
2327
10bea152
JS
2328}
2329
3d180648
PS
2330void git_config_set_multivar_in_file(const char *config_filename,
2331 const char *key, const char *value,
2332 const char *value_regex, int multi_replace)
b4c8aba6 2333{
1cae428e
JK
2334 if (!git_config_set_multivar_in_file_gently(config_filename, key, value,
2335 value_regex, multi_replace))
2336 return;
2337 if (value)
8c3ca351 2338 die(_("could not set '%s' to '%s'"), key, value);
1cae428e
JK
2339 else
2340 die(_("could not unset '%s'"), key);
b4c8aba6
PS
2341}
2342
30598ad0
PS
2343int git_config_set_multivar_gently(const char *key, const char *value,
2344 const char *value_regex, int multi_replace)
5ec31182 2345{
30598ad0
PS
2346 return git_config_set_multivar_in_file_gently(NULL, key, value, value_regex,
2347 multi_replace);
5ec31182
RR
2348}
2349
3d180648
PS
2350void git_config_set_multivar(const char *key, const char *value,
2351 const char *value_regex, int multi_replace)
5ec31182 2352{
3d180648
PS
2353 git_config_set_multivar_in_file(NULL, key, value, value_regex,
2354 multi_replace);
5ec31182
RR
2355}
2356
118f8b24
PB
2357static int section_name_match (const char *buf, const char *name)
2358{
2359 int i = 0, j = 0, dot = 0;
a4c0d463
AV
2360 if (buf[i] != '[')
2361 return 0;
2362 for (i = 1; buf[i] && buf[i] != ']'; i++) {
118f8b24
PB
2363 if (!dot && isspace(buf[i])) {
2364 dot = 1;
2365 if (name[j++] != '.')
2366 break;
2367 for (i++; isspace(buf[i]); i++)
2368 ; /* do nothing */
2369 if (buf[i] != '"')
2370 break;
2371 continue;
2372 }
2373 if (buf[i] == '\\' && dot)
2374 i++;
2375 else if (buf[i] == '"' && dot) {
2376 for (i++; isspace(buf[i]); i++)
2377 ; /* do_nothing */
2378 break;
2379 }
2380 if (buf[i] != name[j++])
2381 break;
2382 }
a4c0d463
AV
2383 if (buf[i] == ']' && name[j] == 0) {
2384 /*
2385 * We match, now just find the right length offset by
2386 * gobbling up any whitespace after it, as well
2387 */
2388 i++;
2389 for (; buf[i] && isspace(buf[i]); i++)
2390 ; /* do nothing */
2391 return i;
2392 }
2393 return 0;
118f8b24
PB
2394}
2395
94a35b1a
JK
2396static int section_name_is_ok(const char *name)
2397{
2398 /* Empty section names are bogus. */
2399 if (!*name)
2400 return 0;
2401
2402 /*
2403 * Before a dot, we must be alphanumeric or dash. After the first dot,
2404 * anything goes, so we can stop checking.
2405 */
2406 for (; *name && *name != '.'; name++)
2407 if (*name != '-' && !isalnum(*name))
2408 return 0;
2409 return 1;
2410}
2411
118f8b24 2412/* if new_name == NULL, the section is removed instead */
42bd39b5
JK
2413int git_config_rename_section_in_file(const char *config_filename,
2414 const char *old_name, const char *new_name)
0667fcfb 2415{
118f8b24 2416 int ret = 0, remove = 0;
42bd39b5 2417 char *filename_buf = NULL;
94a35b1a 2418 struct lock_file *lock;
0667fcfb
JS
2419 int out_fd;
2420 char buf[1024];
924aaf3e 2421 FILE *config_file;
daa22c6f 2422 struct stat st;
0667fcfb 2423
94a35b1a
JK
2424 if (new_name && !section_name_is_ok(new_name)) {
2425 ret = error("invalid section name: %s", new_name);
c06fa62d 2426 goto out_no_rollback;
94a35b1a
JK
2427 }
2428
42bd39b5
JK
2429 if (!config_filename)
2430 config_filename = filename_buf = git_pathdup("config");
2431
f1064f6b 2432 lock = xcalloc(1, sizeof(struct lock_file));
0667fcfb 2433 out_fd = hold_lock_file_for_update(lock, config_filename, 0);
fc1905bb 2434 if (out_fd < 0) {
64c0d71c 2435 ret = error("could not lock config file %s", config_filename);
fc1905bb
JH
2436 goto out;
2437 }
0667fcfb 2438
fc1905bb 2439 if (!(config_file = fopen(config_filename, "rb"))) {
01ebb9dc 2440 /* no config file means nothing to rename, no error */
6e45b43f 2441 goto commit_and_out;
fc1905bb 2442 }
0667fcfb 2443
29647d79
NTND
2444 if (fstat(fileno(config_file), &st) == -1) {
2445 ret = error_errno(_("fstat on %s failed"), config_filename);
2446 goto out;
2447 }
daa22c6f 2448
b4fb09e4 2449 if (chmod(get_lock_file_path(lock), st.st_mode & 07777) < 0) {
f0658ec9
NTND
2450 ret = error_errno("chmod on %s failed",
2451 get_lock_file_path(lock));
daa22c6f
EW
2452 goto out;
2453 }
2454
0667fcfb
JS
2455 while (fgets(buf, sizeof(buf), config_file)) {
2456 int i;
480c9e52 2457 int length;
9a5abfc7 2458 char *output = buf;
0667fcfb
JS
2459 for (i = 0; buf[i] && isspace(buf[i]); i++)
2460 ; /* do nothing */
2461 if (buf[i] == '[') {
2462 /* it's a section */
a4c0d463
AV
2463 int offset = section_name_match(&buf[i], old_name);
2464 if (offset > 0) {
118f8b24
PB
2465 ret++;
2466 if (new_name == NULL) {
2467 remove = 1;
0667fcfb
JS
2468 continue;
2469 }
0667fcfb 2470 store.baselen = strlen(new_name);
480c9e52 2471 if (!store_write_section(out_fd, new_name)) {
b4fb09e4 2472 ret = write_error(get_lock_file_path(lock));
480c9e52
AW
2473 goto out;
2474 }
9a5abfc7
AV
2475 /*
2476 * We wrote out the new section, with
2477 * a newline, now skip the old
2478 * section's length
2479 */
2480 output += offset + i;
2481 if (strlen(output) > 0) {
2482 /*
2483 * More content means there's
2484 * a declaration to put on the
2485 * next line; indent with a
2486 * tab
2487 */
2488 output -= 1;
2489 output[0] = '\t';
2490 }
0667fcfb 2491 }
118f8b24 2492 remove = 0;
0667fcfb 2493 }
118f8b24
PB
2494 if (remove)
2495 continue;
9a5abfc7
AV
2496 length = strlen(output);
2497 if (write_in_full(out_fd, output, length) != length) {
b4fb09e4 2498 ret = write_error(get_lock_file_path(lock));
480c9e52
AW
2499 goto out;
2500 }
0667fcfb 2501 }
fc1905bb 2502 fclose(config_file);
6e45b43f 2503commit_and_out:
4ed7cd3a 2504 if (commit_lock_file(lock) < 0)
f0658ec9
NTND
2505 ret = error_errno("could not write config file %s",
2506 config_filename);
8b590075 2507out:
c06fa62d
NTND
2508 rollback_lock_file(lock);
2509out_no_rollback:
42bd39b5 2510 free(filename_buf);
0667fcfb
JS
2511 return ret;
2512}
40ea4ed9 2513
42bd39b5
JK
2514int git_config_rename_section(const char *old_name, const char *new_name)
2515{
4a7bb5ba 2516 return git_config_rename_section_in_file(NULL, old_name, new_name);
42bd39b5
JK
2517}
2518
40ea4ed9
JH
2519/*
2520 * Call this to report error for your variable that should not
2521 * get a boolean value (i.e. "[my] var" means "true").
2522 */
a469a101 2523#undef config_error_nonbool
40ea4ed9
JH
2524int config_error_nonbool(const char *var)
2525{
8c3ca351 2526 return error("missing value for '%s'", var);
40ea4ed9 2527}
1b86bbb0
JK
2528
2529int parse_config_key(const char *var,
2530 const char *section,
2531 const char **subsection, int *subsection_len,
2532 const char **key)
2533{
2534 int section_len = strlen(section);
2535 const char *dot;
2536
2537 /* Does it start with "section." ? */
59556548 2538 if (!starts_with(var, section) || var[section_len] != '.')
1b86bbb0
JK
2539 return -1;
2540
2541 /*
2542 * Find the key; we don't know yet if we have a subsection, but we must
2543 * parse backwards from the end, since the subsection may have dots in
2544 * it, too.
2545 */
2546 dot = strrchr(var, '.');
2547 *key = dot + 1;
2548
2549 /* Did we have a subsection at all? */
2550 if (dot == var + section_len) {
2551 *subsection = NULL;
2552 *subsection_len = 0;
2553 }
2554 else {
2555 *subsection = var + section_len + 1;
2556 *subsection_len = dot - *subsection;
2557 }
2558
2559 return 0;
2560}
473166b9
LS
2561
2562const char *current_config_origin_type(void)
2563{
1b8132d9 2564 int type;
0d44a2da
JK
2565 if (current_config_kvi)
2566 type = current_config_kvi->origin_type;
2567 else if(cf)
2568 type = cf->origin_type;
2569 else
3258258f 2570 die("BUG: current_config_origin_type called outside config callback");
1b8132d9
VA
2571
2572 switch (type) {
2573 case CONFIG_ORIGIN_BLOB:
2574 return "blob";
2575 case CONFIG_ORIGIN_FILE:
2576 return "file";
2577 case CONFIG_ORIGIN_STDIN:
2578 return "standard input";
2579 case CONFIG_ORIGIN_SUBMODULE_BLOB:
2580 return "submodule-blob";
2581 case CONFIG_ORIGIN_CMDLINE:
2582 return "command line";
2583 default:
2584 die("BUG: unknown config origin type");
2585 }
473166b9
LS
2586}
2587
2588const char *current_config_name(void)
2589{
0d44a2da
JK
2590 const char *name;
2591 if (current_config_kvi)
2592 name = current_config_kvi->filename;
2593 else if (cf)
2594 name = cf->name;
2595 else
3258258f 2596 die("BUG: current_config_name called outside config callback");
0d44a2da 2597 return name ? name : "";
473166b9 2598}
9acc5911
JK
2599
2600enum config_scope current_config_scope(void)
2601{
2602 if (current_config_kvi)
2603 return current_config_kvi->scope;
2604 else
2605 return current_parsing_scope;
473166b9 2606}