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authorJunio C Hamano <gitster@pobox.com>2014-09-19 11:38:40 -0700
committerJunio C Hamano <gitster@pobox.com>2014-09-19 11:38:40 -0700
commit4daf5c864348e8d2002b082d8ac484c650e395d4 (patch)
tree9d5d764dd36e3d502302bed2591b29dd3be440c4 /config.c
parent9d6db4a28ddbaf66bbc257251e97e9511a9148fd (diff)
parentc1063be2a3e14ac042db4fe9b9bcea8f2768886a (diff)
downloadgit-4daf5c864348e8d2002b082d8ac484c650e395d4.tar.gz
Merge branch 'ta/config-add-to-empty-or-true-fix'
"git config --add section.var val" used to lose existing section.var whose value was an empty string. * ta/config-add-to-empty-or-true-fix: config: avoid a funny sentinel value "a^" make config --add behave correctly for empty and NULL values
Diffstat (limited to 'config.c')
-rw-r--r--config.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/config.c b/config.c
index 179b681af2..a677eb6c59 100644
--- a/config.c
+++ b/config.c
@@ -1607,10 +1607,15 @@ static struct {
static int matches(const char *key, const char *value)
{
- return !strcmp(key, store.key) &&
- (store.value_regex == NULL ||
- (store.do_not_match ^
- !regexec(store.value_regex, value, 0, NULL, 0)));
+ if (strcmp(key, store.key))
+ return 0; /* not ours */
+ if (!store.value_regex)
+ return 1; /* always matches */
+ if (store.value_regex == CONFIG_REGEX_NONE)
+ return 0; /* never matches */
+
+ return store.do_not_match ^
+ (value && !regexec(store.value_regex, value, 0, NULL, 0));
}
static int store_aux(const char *key, const char *value, void *cb)
@@ -1872,6 +1877,8 @@ out_free_ret_1:
/*
* If value==NULL, unset in (remove from) config,
* if value_regex!=NULL, disregard key/value pairs where value does not match.
+ * if value_regex==CONFIG_REGEX_NONE, do not match any existing values
+ * (only add a new one)
* if multi_replace==0, nothing, or only one matching key/value is replaced,
* else all matching key/values (regardless how many) are removed,
* before the new pair is written.
@@ -1955,6 +1962,8 @@ int git_config_set_multivar_in_file(const char *config_filename,
if (value_regex == NULL)
store.value_regex = NULL;
+ else if (value_regex == CONFIG_REGEX_NONE)
+ store.value_regex = CONFIG_REGEX_NONE;
else {
if (value_regex[0] == '!') {
store.do_not_match = 1;
@@ -1986,7 +1995,8 @@ int git_config_set_multivar_in_file(const char *config_filename,
if (git_config_from_file(store_aux, config_filename, NULL)) {
error("invalid config file %s", config_filename);
free(store.key);
- if (store.value_regex != NULL) {
+ if (store.value_regex != NULL &&
+ store.value_regex != CONFIG_REGEX_NONE) {
regfree(store.value_regex);
free(store.value_regex);
}
@@ -1995,7 +2005,8 @@ int git_config_set_multivar_in_file(const char *config_filename,
}
free(store.key);
- if (store.value_regex != NULL) {
+ if (store.value_regex != NULL &&
+ store.value_regex != CONFIG_REGEX_NONE) {
regfree(store.value_regex);
free(store.value_regex);
}