return fn(name, value);
}
+static int get_extended_base_var(char *name, int baselen, int c)
+{
+ do {
+ if (c == '\n')
+ return -1;
+ c = get_next_char();
+ } while (isspace(c));
+
+ /* We require the format to be '[base "extension"]' */
+ if (c != '"')
+ return -1;
+ name[baselen++] = '.';
+
+ for (;;) {
+ int c = get_next_char();
+ if (c == '\n')
+ return -1;
+ if (c == '"')
+ break;
+ if (c == '\\') {
+ c = get_next_char();
+ if (c == '\n')
+ return -1;
+ }
+ name[baselen++] = c;
+ if (baselen > MAXNAME / 2)
+ return -1;
+ }
+
+ /* Final ']' */
+ if (get_next_char() != ']')
+ return -1;
+ return baselen;
+}
+
static int get_base_var(char *name)
{
int baselen = 0;
return -1;
if (c == ']')
return baselen;
+ if (isspace(c))
+ return get_extended_base_var(name, baselen, c);
if (!isalnum(c) && c != '.')
return -1;
if (baselen > MAXNAME / 2)
return 0;
}
+ if (!strcmp(var, "core.logallrefupdates")) {
+ log_all_ref_updates = git_config_bool(var, value);
+ return 0;
+ }
+
if (!strcmp(var, "core.warnambiguousrefs")) {
warn_ambiguous_refs = git_config_bool(var, value);
return 0;
}
if (!strcmp(var, "user.name")) {
- strncpy(git_default_name, value, sizeof(git_default_name));
+ strlcpy(git_default_name, value, sizeof(git_default_name));
return 0;
}
if (!strcmp(var, "user.email")) {
- strncpy(git_default_email, value, sizeof(git_default_email));
+ strlcpy(git_default_email, value, sizeof(git_default_email));
return 0;
}
if (!strcmp(var, "i18n.commitencoding")) {
- strncpy(git_commit_encoding, value, sizeof(git_commit_encoding));
+ strlcpy(git_commit_encoding, value, sizeof(git_commit_encoding));
return 0;
}
int git_config(config_fn_t fn)
{
- return git_config_from_file(fn, git_path("config"));
+ int ret = 0;
+ char *repo_config = NULL;
+ const char *home = NULL, *filename;
+
+ /* $GIT_CONFIG makes git read _only_ the given config file,
+ * $GIT_CONFIG_LOCAL will make it process it in addition to the
+ * global config file, the same way it would the per-repository
+ * config file otherwise. */
+ filename = getenv("GIT_CONFIG");
+ if (!filename) {
+ home = getenv("HOME");
+ filename = getenv("GIT_CONFIG_LOCAL");
+ if (!filename)
+ filename = repo_config = strdup(git_path("config"));
+ }
+
+ if (home) {
+ char *user_config = strdup(mkpath("%s/.gitconfig", home));
+ if (!access(user_config, R_OK))
+ ret = git_config_from_file(fn, user_config);
+ free(user_config);
+ }
+
+ ret += git_config_from_file(fn, filename);
+ if (repo_config)
+ free(repo_config);
+ return ret;
}
/*
store.offset[store.seen] = ftell(config_file);
store.state = KEY_SEEN;
store.seen++;
- } else if (strrchr(key, '.') - key == store.baselen &&
- !strncmp(key, store.key, store.baselen))
+ } else {
+ if (strrchr(key, '.') - key == store.baselen &&
+ !strncmp(key, store.key, store.baselen)) {
store.state = SECTION_SEEN;
+ store.offset[store.seen] = ftell(config_file);
+ }
+ }
}
return 0;
}
static void store_write_section(int fd, const char* key)
{
+ const char *dot = strchr(key, '.');
+ int len1 = store.baselen, len2 = -1;
+
+ dot = strchr(key, '.');
+ if (dot) {
+ int dotlen = dot - key;
+ if (dotlen < len1) {
+ len2 = len1 - dotlen - 1;
+ len1 = dotlen;
+ }
+ }
+
write(fd, "[", 1);
- write(fd, key, store.baselen);
+ write(fd, key, len1);
+ if (len2 >= 0) {
+ write(fd, " \"", 2);
+ while (--len2 >= 0) {
+ unsigned char c = *++dot;
+ if (c == '"')
+ write(fd, "\\", 1);
+ write(fd, &c, 1);
+ }
+ write(fd, "\"", 1);
+ }
write(fd, "]\n", 2);
}
int git_config_set_multivar(const char* key, const char* value,
const char* value_regex, int multi_replace)
{
- int i;
+ int i, dot;
int fd = -1, in_fd;
int ret;
- char* config_filename = strdup(git_path("config"));
- char* lock_file = strdup(git_path("config.lock"));
+ char* config_filename;
+ char* lock_file;
const char* last_dot = strrchr(key, '.');
+ config_filename = getenv("GIT_CONFIG");
+ if (!config_filename) {
+ config_filename = getenv("GIT_CONFIG_LOCAL");
+ if (!config_filename)
+ config_filename = git_path("config");
+ }
+ config_filename = strdup(config_filename);
+ lock_file = strdup(mkpath("%s.lock", config_filename));
+
/*
* Since "key" actually contains the section name and the real
* key name separated by a dot, we have to know where the dot is.
* Validate the key and while at it, lower case it for matching.
*/
store.key = (char*)malloc(strlen(key)+1);
- for (i = 0; key[i]; i++)
- if (i != store.baselen &&
- ((!isalnum(key[i]) && key[i] != '.') ||
- (i == store.baselen+1 && !isalpha(key[i])))) {
- fprintf(stderr, "invalid key: %s\n", key);
- free(store.key);
- ret = 1;
- goto out_free;
- } else
- store.key[i] = tolower(key[i]);
+ dot = 0;
+ for (i = 0; key[i]; i++) {
+ unsigned char c = key[i];
+ if (c == '.')
+ dot = 1;
+ /* Leave the extended basename untouched.. */
+ if (!dot || i > store.baselen) {
+ if (!isalnum(c) || (i == store.baselen+1 && !isalpha(c))) {
+ fprintf(stderr, "invalid key: %s\n", key);
+ free(store.key);
+ ret = 1;
+ goto out_free;
+ }
+ c = tolower(c);
+ }
+ store.key[i] = c;
+ }
store.key[i] = 0;
/*
* contents of .git/config will be written into it.
*/
fd = open(lock_file, O_WRONLY | O_CREAT | O_EXCL, 0666);
- if (fd < 0) {
+ if (fd < 0 || adjust_shared_perm(lock_file)) {
fprintf(stderr, "could not lock config file\n");
free(store.key);
ret = -1;
* As a side effect, we make sure to transform only a valid
* existing config file.
*/
- if (git_config(store_aux)) {
+ if (git_config_from_file(store_aux, config_filename)) {
fprintf(stderr, "invalid config file\n");
free(store.key);
if (store.value_regex != NULL) {