2 * GIT - The information manager from hell
4 * Copyright (C) Linus Torvalds, 2005
5 * Copyright (C) Johannes Schindelin, 2005
13 static FILE *config_file;
14 static const char *config_file_name;
15 static int config_linenr;
16 static int config_file_eof;
17 static int zlib_compression_seen;
19 const char *config_exclusive_filename = NULL;
21 static int get_next_char(void)
27 if ((f = config_file) != NULL) {
30 /* DOS like systems */
47 static char *parse_value(void)
49 static char value[1024];
50 int quote = 0, comment = 0, len = 0, space = 0;
53 int c = get_next_char();
54 if (len >= sizeof(value) - 1)
64 if (isspace(c) && !quote) {
69 if (c == ';' || c == '#') {
93 /* Some characters escape as themselves */
96 /* Reject unknown escape sequences */
111 static inline int iskeychar(int c)
113 return isalnum(c) || c == '-';
116 static int get_value(config_fn_t fn, void *data, char *name, unsigned int len)
121 /* Get the full name */
128 name[len++] = tolower(c);
133 while (c == ' ' || c == '\t')
140 value = parse_value();
144 return fn(name, value, data);
147 static int get_extended_base_var(char *name, int baselen, int c)
153 } while (isspace(c));
155 /* We require the format to be '[base "extension"]' */
158 name[baselen++] = '.';
161 int c = get_next_char();
172 if (baselen > MAXNAME / 2)
177 if (get_next_char() != ']')
182 static int get_base_var(char *name)
187 int c = get_next_char();
193 return get_extended_base_var(name, baselen, c);
194 if (!iskeychar(c) && c != '.')
196 if (baselen > MAXNAME / 2)
198 name[baselen++] = tolower(c);
202 static int git_parse_file(config_fn_t fn, void *data)
206 static char var[MAXNAME];
208 /* U+FEFF Byte Order Mark in UTF8 */
209 static const unsigned char *utf8_bom = (unsigned char *) "\xef\xbb\xbf";
210 const unsigned char *bomptr = utf8_bom;
213 int c = get_next_char();
214 if (bomptr && *bomptr) {
215 /* We are at the file beginning; skip UTF8-encoded BOM
216 * if present. Sane editors won't put this in on their
217 * own, but e.g. Windows Notepad will do it happily. */
218 if ((unsigned char) c == *bomptr) {
222 /* Do not tolerate partial BOM. */
223 if (bomptr != utf8_bom)
225 /* No BOM at file beginning. Cool. */
235 if (comment || isspace(c))
237 if (c == '#' || c == ';') {
242 baselen = get_base_var(var);
245 var[baselen++] = '.';
251 var[baselen] = tolower(c);
252 if (get_value(fn, data, var, baselen+1) < 0)
255 die("bad config file line %d in %s", config_linenr, config_file_name);
258 static int parse_unit_factor(const char *end, unsigned long *val)
262 else if (!strcasecmp(end, "k")) {
266 else if (!strcasecmp(end, "m")) {
270 else if (!strcasecmp(end, "g")) {
271 *val *= 1024 * 1024 * 1024;
277 static int git_parse_long(const char *value, long *ret)
279 if (value && *value) {
281 long val = strtol(value, &end, 0);
282 unsigned long factor = 1;
283 if (!parse_unit_factor(end, &factor))
291 int git_parse_ulong(const char *value, unsigned long *ret)
293 if (value && *value) {
295 unsigned long val = strtoul(value, &end, 0);
296 if (!parse_unit_factor(end, &val))
304 static void die_bad_config(const char *name)
306 if (config_file_name)
307 die("bad config value for '%s' in %s", name, config_file_name);
308 die("bad config value for '%s'", name);
311 int git_config_int(const char *name, const char *value)
314 if (!git_parse_long(value, &ret))
315 die_bad_config(name);
319 unsigned long git_config_ulong(const char *name, const char *value)
322 if (!git_parse_ulong(value, &ret))
323 die_bad_config(name);
327 int git_config_bool_or_int(const char *name, const char *value, int *is_bool)
334 if (!strcasecmp(value, "true") || !strcasecmp(value, "yes") || !strcasecmp(value, "on"))
336 if (!strcasecmp(value, "false") || !strcasecmp(value, "no") || !strcasecmp(value, "off"))
339 return git_config_int(name, value);
342 int git_config_bool(const char *name, const char *value)
345 return !!git_config_bool_or_int(name, value, &discard);
348 int git_config_string(const char **dest, const char *var, const char *value)
351 return config_error_nonbool(var);
352 *dest = xstrdup(value);
356 static int git_default_core_config(const char *var, const char *value)
358 /* This needs a better name */
359 if (!strcmp(var, "core.filemode")) {
360 trust_executable_bit = git_config_bool(var, value);
363 if (!strcmp(var, "core.trustctime")) {
364 trust_ctime = git_config_bool(var, value);
368 if (!strcmp(var, "core.quotepath")) {
369 quote_path_fully = git_config_bool(var, value);
373 if (!strcmp(var, "core.symlinks")) {
374 has_symlinks = git_config_bool(var, value);
378 if (!strcmp(var, "core.ignorecase")) {
379 ignore_case = git_config_bool(var, value);
383 if (!strcmp(var, "core.bare")) {
384 is_bare_repository_cfg = git_config_bool(var, value);
388 if (!strcmp(var, "core.ignorestat")) {
389 assume_unchanged = git_config_bool(var, value);
393 if (!strcmp(var, "core.prefersymlinkrefs")) {
394 prefer_symlink_refs = git_config_bool(var, value);
398 if (!strcmp(var, "core.logallrefupdates")) {
399 log_all_ref_updates = git_config_bool(var, value);
403 if (!strcmp(var, "core.warnambiguousrefs")) {
404 warn_ambiguous_refs = git_config_bool(var, value);
408 if (!strcmp(var, "core.loosecompression")) {
409 int level = git_config_int(var, value);
411 level = Z_DEFAULT_COMPRESSION;
412 else if (level < 0 || level > Z_BEST_COMPRESSION)
413 die("bad zlib compression level %d", level);
414 zlib_compression_level = level;
415 zlib_compression_seen = 1;
419 if (!strcmp(var, "core.compression")) {
420 int level = git_config_int(var, value);
422 level = Z_DEFAULT_COMPRESSION;
423 else if (level < 0 || level > Z_BEST_COMPRESSION)
424 die("bad zlib compression level %d", level);
425 core_compression_level = level;
426 core_compression_seen = 1;
427 if (!zlib_compression_seen)
428 zlib_compression_level = level;
432 if (!strcmp(var, "core.packedgitwindowsize")) {
433 int pgsz_x2 = getpagesize() * 2;
434 packed_git_window_size = git_config_int(var, value);
436 /* This value must be multiple of (pagesize * 2) */
437 packed_git_window_size /= pgsz_x2;
438 if (packed_git_window_size < 1)
439 packed_git_window_size = 1;
440 packed_git_window_size *= pgsz_x2;
444 if (!strcmp(var, "core.packedgitlimit")) {
445 packed_git_limit = git_config_int(var, value);
449 if (!strcmp(var, "core.deltabasecachelimit")) {
450 delta_base_cache_limit = git_config_int(var, value);
454 if (!strcmp(var, "core.autocrlf")) {
455 if (value && !strcasecmp(value, "input")) {
459 auto_crlf = git_config_bool(var, value);
463 if (!strcmp(var, "core.safecrlf")) {
464 if (value && !strcasecmp(value, "warn")) {
465 safe_crlf = SAFE_CRLF_WARN;
468 safe_crlf = git_config_bool(var, value);
472 if (!strcmp(var, "core.pager"))
473 return git_config_string(&pager_program, var, value);
475 if (!strcmp(var, "core.editor"))
476 return git_config_string(&editor_program, var, value);
478 if (!strcmp(var, "core.excludesfile"))
479 return git_config_string(&excludes_file, var, value);
481 if (!strcmp(var, "core.whitespace")) {
483 return config_error_nonbool(var);
484 whitespace_rule_cfg = parse_whitespace_rule(value);
488 if (!strcmp(var, "core.fsyncobjectfiles")) {
489 fsync_object_files = git_config_bool(var, value);
493 if (!strcmp(var, "core.preloadindex")) {
494 core_preload_index = git_config_bool(var, value);
498 if (!strcmp(var, "core.unreliablehardlinks")) {
499 unreliable_hardlinks = git_config_bool(var, value);
503 /* Add other config variables here and to Documentation/config.txt. */
507 static int git_default_user_config(const char *var, const char *value)
509 if (!strcmp(var, "user.name")) {
511 return config_error_nonbool(var);
512 strlcpy(git_default_name, value, sizeof(git_default_name));
513 if (git_default_email[0])
514 user_ident_explicitly_given = 1;
518 if (!strcmp(var, "user.email")) {
520 return config_error_nonbool(var);
521 strlcpy(git_default_email, value, sizeof(git_default_email));
522 if (git_default_name[0])
523 user_ident_explicitly_given = 1;
527 /* Add other config variables here and to Documentation/config.txt. */
531 static int git_default_i18n_config(const char *var, const char *value)
533 if (!strcmp(var, "i18n.commitencoding"))
534 return git_config_string(&git_commit_encoding, var, value);
536 if (!strcmp(var, "i18n.logoutputencoding"))
537 return git_config_string(&git_log_output_encoding, var, value);
539 /* Add other config variables here and to Documentation/config.txt. */
543 static int git_default_branch_config(const char *var, const char *value)
545 if (!strcmp(var, "branch.autosetupmerge")) {
546 if (value && !strcasecmp(value, "always")) {
547 git_branch_track = BRANCH_TRACK_ALWAYS;
550 git_branch_track = git_config_bool(var, value);
553 if (!strcmp(var, "branch.autosetuprebase")) {
555 return config_error_nonbool(var);
556 else if (!strcmp(value, "never"))
557 autorebase = AUTOREBASE_NEVER;
558 else if (!strcmp(value, "local"))
559 autorebase = AUTOREBASE_LOCAL;
560 else if (!strcmp(value, "remote"))
561 autorebase = AUTOREBASE_REMOTE;
562 else if (!strcmp(value, "always"))
563 autorebase = AUTOREBASE_ALWAYS;
565 return error("Malformed value for %s", var);
569 /* Add other config variables here and to Documentation/config.txt. */
573 static int git_default_push_config(const char *var, const char *value)
575 if (!strcmp(var, "push.default")) {
577 return config_error_nonbool(var);
578 else if (!strcmp(value, "nothing"))
579 push_default = PUSH_DEFAULT_NOTHING;
580 else if (!strcmp(value, "matching"))
581 push_default = PUSH_DEFAULT_MATCHING;
582 else if (!strcmp(value, "tracking"))
583 push_default = PUSH_DEFAULT_TRACKING;
584 else if (!strcmp(value, "current"))
585 push_default = PUSH_DEFAULT_CURRENT;
587 error("Malformed value for %s: %s", var, value);
588 return error("Must be one of nothing, matching, "
589 "tracking or current.");
594 /* Add other config variables here and to Documentation/config.txt. */
598 static int git_default_mailmap_config(const char *var, const char *value)
600 if (!strcmp(var, "mailmap.file"))
601 return git_config_string(&git_mailmap_file, var, value);
603 /* Add other config variables here and to Documentation/config.txt. */
607 int git_default_config(const char *var, const char *value, void *dummy)
609 if (!prefixcmp(var, "core."))
610 return git_default_core_config(var, value);
612 if (!prefixcmp(var, "user."))
613 return git_default_user_config(var, value);
615 if (!prefixcmp(var, "i18n."))
616 return git_default_i18n_config(var, value);
618 if (!prefixcmp(var, "branch."))
619 return git_default_branch_config(var, value);
621 if (!prefixcmp(var, "push."))
622 return git_default_push_config(var, value);
624 if (!prefixcmp(var, "mailmap."))
625 return git_default_mailmap_config(var, value);
627 if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) {
628 pager_use_color = git_config_bool(var,value);
632 /* Add other config variables here and to Documentation/config.txt. */
636 int git_config_from_file(config_fn_t fn, const char *filename, void *data)
639 FILE *f = fopen(filename, "r");
644 config_file_name = filename;
647 ret = git_parse_file(fn, data);
649 config_file_name = NULL;
654 const char *git_etc_gitconfig(void)
656 static const char *system_wide;
658 system_wide = system_path(ETC_GITCONFIG);
662 static int git_env_bool(const char *k, int def)
664 const char *v = getenv(k);
665 return v ? git_config_bool(k, v) : def;
668 int git_config_system(void)
670 return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0);
673 int git_config_global(void)
675 return !git_env_bool("GIT_CONFIG_NOGLOBAL", 0);
678 int git_config(config_fn_t fn, void *data)
680 int ret = 0, found = 0;
681 char *repo_config = NULL;
682 const char *home = NULL;
684 /* Setting $GIT_CONFIG makes git read _only_ the given config file. */
685 if (config_exclusive_filename)
686 return git_config_from_file(fn, config_exclusive_filename, data);
687 if (git_config_system() && !access(git_etc_gitconfig(), R_OK)) {
688 ret += git_config_from_file(fn, git_etc_gitconfig(),
693 home = getenv("HOME");
694 if (git_config_global() && home) {
695 char *user_config = xstrdup(mkpath("%s/.gitconfig", home));
696 if (!access(user_config, R_OK)) {
697 ret += git_config_from_file(fn, user_config, data);
703 repo_config = git_pathdup("config");
704 if (!access(repo_config, R_OK)) {
705 ret += git_config_from_file(fn, repo_config, data);
715 * Find all the stuff for git_config_set() below.
718 #define MAX_MATCHES 512
724 regex_t* value_regex;
726 size_t offset[MAX_MATCHES];
727 enum { START, SECTION_SEEN, SECTION_END_SEEN, KEY_SEEN } state;
731 static int matches(const char* key, const char* value)
733 return !strcmp(key, store.key) &&
734 (store.value_regex == NULL ||
735 (store.do_not_match ^
736 !regexec(store.value_regex, value, 0, NULL, 0)));
739 static int store_aux(const char* key, const char* value, void *cb)
744 switch (store.state) {
746 if (matches(key, value)) {
747 if (store.seen == 1 && store.multi_replace == 0) {
748 warning("%s has multiple values", key);
749 } else if (store.seen >= MAX_MATCHES) {
750 error("too many matches for %s", key);
754 store.offset[store.seen] = ftell(config_file);
760 * What we are looking for is in store.key (both
761 * section and var), and its section part is baselen
762 * long. We found key (again, both section and var).
763 * We would want to know if this key is in the same
764 * section as what we are looking for. We already
765 * know we are in the same section as what should
768 ep = strrchr(key, '.');
769 section_len = ep - key;
771 if ((section_len != store.baselen) ||
772 memcmp(key, store.key, section_len+1)) {
773 store.state = SECTION_END_SEEN;
778 * Do not increment matches: this is no match, but we
779 * just made sure we are in the desired section.
781 store.offset[store.seen] = ftell(config_file);
783 case SECTION_END_SEEN:
785 if (matches(key, value)) {
786 store.offset[store.seen] = ftell(config_file);
787 store.state = KEY_SEEN;
790 if (strrchr(key, '.') - key == store.baselen &&
791 !strncmp(key, store.key, store.baselen)) {
792 store.state = SECTION_SEEN;
793 store.offset[store.seen] = ftell(config_file);
800 static int write_error(const char *filename)
802 error("failed to write new configuration file %s", filename);
804 /* Same error code as "failed to rename". */
808 static int store_write_section(int fd, const char* key)
812 struct strbuf sb = STRBUF_INIT;
814 dot = memchr(key, '.', store.baselen);
816 strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key);
817 for (i = dot - key + 1; i < store.baselen; i++) {
818 if (key[i] == '"' || key[i] == '\\')
819 strbuf_addch(&sb, '\\');
820 strbuf_addch(&sb, key[i]);
822 strbuf_addstr(&sb, "\"]\n");
824 strbuf_addf(&sb, "[%.*s]\n", store.baselen, key);
827 success = write_in_full(fd, sb.buf, sb.len) == sb.len;
833 static int store_write_pair(int fd, const char* key, const char* value)
836 int length = strlen(key + store.baselen + 1);
837 const char *quote = "";
838 struct strbuf sb = STRBUF_INIT;
841 * Check to see if the value needs to be surrounded with a dq pair.
842 * Note that problematic characters are always backslash-quoted; this
843 * check is about not losing leading or trailing SP and strings that
844 * follow beginning-of-comment characters (i.e. ';' and '#') by the
845 * configuration parser.
849 for (i = 0; value[i]; i++)
850 if (value[i] == ';' || value[i] == '#')
852 if (i && value[i - 1] == ' ')
855 strbuf_addf(&sb, "\t%.*s = %s",
856 length, key + store.baselen + 1, quote);
858 for (i = 0; value[i]; i++)
861 strbuf_addstr(&sb, "\\n");
864 strbuf_addstr(&sb, "\\t");
868 strbuf_addch(&sb, '\\');
870 strbuf_addch(&sb, value[i]);
873 strbuf_addf(&sb, "%s\n", quote);
875 success = write_in_full(fd, sb.buf, sb.len) == sb.len;
881 static ssize_t find_beginning_of_line(const char* contents, size_t size,
882 size_t offset_, int* found_bracket)
884 size_t equal_offset = size, bracket_offset = size;
888 for (offset = offset_-2; offset > 0
889 && contents[offset] != '\n'; offset--)
890 switch (contents[offset]) {
891 case '=': equal_offset = offset; break;
892 case ']': bracket_offset = offset; break;
894 if (offset > 0 && contents[offset-1] == '\\') {
898 if (bracket_offset < equal_offset) {
900 offset = bracket_offset+1;
907 int git_config_set(const char* key, const char* value)
909 return git_config_set_multivar(key, value, NULL, 0);
913 * If value==NULL, unset in (remove from) config,
914 * if value_regex!=NULL, disregard key/value pairs where value does not match.
915 * if multi_replace==0, nothing, or only one matching key/value is replaced,
916 * else all matching key/values (regardless how many) are removed,
917 * before the new pair is written.
919 * Returns 0 on success.
921 * This function does this:
923 * - it locks the config file by creating ".git/config.lock"
925 * - it then parses the config using store_aux() as validator to find
926 * the position on the key/value pair to replace. If it is to be unset,
927 * it must be found exactly once.
929 * - the config file is mmap()ed and the part before the match (if any) is
930 * written to the lock file, then the changed part and the rest.
932 * - the config file is removed and the lock file rename()d to it.
935 int git_config_set_multivar(const char* key, const char* value,
936 const char* value_regex, int multi_replace)
941 char* config_filename;
942 struct lock_file *lock = NULL;
943 const char* last_dot = strrchr(key, '.');
945 if (config_exclusive_filename)
946 config_filename = xstrdup(config_exclusive_filename);
948 config_filename = git_pathdup("config");
951 * Since "key" actually contains the section name and the real
952 * key name separated by a dot, we have to know where the dot is.
955 if (last_dot == NULL) {
956 error("key does not contain a section: %s", key);
960 store.baselen = last_dot - key;
962 store.multi_replace = multi_replace;
965 * Validate the key and while at it, lower case it for matching.
967 store.key = xmalloc(strlen(key) + 1);
969 for (i = 0; key[i]; i++) {
970 unsigned char c = key[i];
973 /* Leave the extended basename untouched.. */
974 if (!dot || i > store.baselen) {
975 if (!iskeychar(c) || (i == store.baselen+1 && !isalpha(c))) {
976 error("invalid key: %s", key);
982 } else if (c == '\n') {
983 error("invalid key (newline): %s", key);
993 * The lock serves a purpose in addition to locking: the new
994 * contents of .git/config will be written into it.
996 lock = xcalloc(sizeof(struct lock_file), 1);
997 fd = hold_lock_file_for_update(lock, config_filename, 0);
999 error("could not lock config file %s", config_filename);
1006 * If .git/config does not exist yet, write a minimal version.
1008 in_fd = open(config_filename, O_RDONLY);
1012 if ( ENOENT != errno ) {
1013 error("opening %s: %s", config_filename,
1015 ret = 3; /* same as "invalid config file" */
1018 /* if nothing to unset, error out */
1019 if (value == NULL) {
1024 store.key = (char*)key;
1025 if (!store_write_section(fd, key) ||
1026 !store_write_pair(fd, key, value))
1031 size_t contents_sz, copy_begin, copy_end;
1032 int i, new_line = 0;
1034 if (value_regex == NULL)
1035 store.value_regex = NULL;
1037 if (value_regex[0] == '!') {
1038 store.do_not_match = 1;
1041 store.do_not_match = 0;
1043 store.value_regex = (regex_t*)xmalloc(sizeof(regex_t));
1044 if (regcomp(store.value_regex, value_regex,
1046 error("invalid pattern: %s", value_regex);
1047 free(store.value_regex);
1053 store.offset[0] = 0;
1054 store.state = START;
1058 * After this, store.offset will contain the *end* offset
1059 * of the last match, or remain at 0 if no match was found.
1060 * As a side effect, we make sure to transform only a valid
1061 * existing config file.
1063 if (git_config_from_file(store_aux, config_filename, NULL)) {
1064 error("invalid config file %s", config_filename);
1066 if (store.value_regex != NULL) {
1067 regfree(store.value_regex);
1068 free(store.value_regex);
1075 if (store.value_regex != NULL) {
1076 regfree(store.value_regex);
1077 free(store.value_regex);
1080 /* if nothing to unset, or too many matches, error out */
1081 if ((store.seen == 0 && value == NULL) ||
1082 (store.seen > 1 && multi_replace == 0)) {
1088 contents_sz = xsize_t(st.st_size);
1089 contents = xmmap(NULL, contents_sz, PROT_READ,
1090 MAP_PRIVATE, in_fd, 0);
1093 if (store.seen == 0)
1096 for (i = 0, copy_begin = 0; i < store.seen; i++) {
1097 if (store.offset[i] == 0) {
1098 store.offset[i] = copy_end = contents_sz;
1099 } else if (store.state != KEY_SEEN) {
1100 copy_end = store.offset[i];
1102 copy_end = find_beginning_of_line(
1103 contents, contents_sz,
1104 store.offset[i]-2, &new_line);
1106 if (copy_end > 0 && contents[copy_end-1] != '\n')
1109 /* write the first part of the config */
1110 if (copy_end > copy_begin) {
1111 if (write_in_full(fd, contents + copy_begin,
1112 copy_end - copy_begin) <
1113 copy_end - copy_begin)
1116 write_in_full(fd, "\n", 1) != 1)
1119 copy_begin = store.offset[i];
1122 /* write the pair (value == NULL means unset) */
1123 if (value != NULL) {
1124 if (store.state == START) {
1125 if (!store_write_section(fd, key))
1128 if (!store_write_pair(fd, key, value))
1132 /* write the rest of the config */
1133 if (copy_begin < contents_sz)
1134 if (write_in_full(fd, contents + copy_begin,
1135 contents_sz - copy_begin) <
1136 contents_sz - copy_begin)
1139 munmap(contents, contents_sz);
1142 if (commit_lock_file(lock) < 0) {
1143 error("could not commit config file %s", config_filename);
1149 * lock is committed, so don't try to roll it back below.
1150 * NOTE: Since lockfile.c keeps a linked list of all created
1151 * lock_file structures, it isn't safe to free(lock). It's
1152 * better to just leave it hanging around.
1159 rollback_lock_file(lock);
1160 free(config_filename);
1164 ret = write_error(lock->filename);
1169 static int section_name_match (const char *buf, const char *name)
1171 int i = 0, j = 0, dot = 0;
1172 for (; buf[i] && buf[i] != ']'; i++) {
1173 if (!dot && isspace(buf[i])) {
1175 if (name[j++] != '.')
1177 for (i++; isspace(buf[i]); i++)
1183 if (buf[i] == '\\' && dot)
1185 else if (buf[i] == '"' && dot) {
1186 for (i++; isspace(buf[i]); i++)
1190 if (buf[i] != name[j++])
1193 return (buf[i] == ']' && name[j] == 0);
1196 /* if new_name == NULL, the section is removed instead */
1197 int git_config_rename_section(const char *old_name, const char *new_name)
1199 int ret = 0, remove = 0;
1200 char *config_filename;
1201 struct lock_file *lock = xcalloc(sizeof(struct lock_file), 1);
1205 if (config_exclusive_filename)
1206 config_filename = xstrdup(config_exclusive_filename);
1208 config_filename = git_pathdup("config");
1209 out_fd = hold_lock_file_for_update(lock, config_filename, 0);
1211 ret = error("could not lock config file %s", config_filename);
1215 if (!(config_file = fopen(config_filename, "rb"))) {
1216 /* no config file means nothing to rename, no error */
1217 goto unlock_and_out;
1220 while (fgets(buf, sizeof(buf), config_file)) {
1223 for (i = 0; buf[i] && isspace(buf[i]); i++)
1225 if (buf[i] == '[') {
1226 /* it's a section */
1227 if (section_name_match (&buf[i+1], old_name)) {
1229 if (new_name == NULL) {
1233 store.baselen = strlen(new_name);
1234 if (!store_write_section(out_fd, new_name)) {
1235 ret = write_error(lock->filename);
1244 length = strlen(buf);
1245 if (write_in_full(out_fd, buf, length) != length) {
1246 ret = write_error(lock->filename);
1250 fclose(config_file);
1252 if (commit_lock_file(lock) < 0)
1253 ret = error("could not commit config file %s", config_filename);
1255 free(config_filename);
1260 * Call this to report error for your variable that should not
1261 * get a boolean value (i.e. "[my] var" means "true").
1263 int config_error_nonbool(const char *var)
1265 return error("Missing value for '%s'", var);