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Diffstat (limited to 'config.c')
-rw-r--r--config.c68
1 files changed, 46 insertions, 22 deletions
diff --git a/config.c b/config.c
index 69824ebddb..248a21ab94 100644
--- a/config.c
+++ b/config.c
@@ -50,7 +50,7 @@ static struct config_set the_config_set;
static int config_file_fgetc(struct config_source *conf)
{
- return fgetc(conf->u.file);
+ return getc_unlocked(conf->u.file);
}
static int config_file_ungetc(int c, struct config_source *conf)
@@ -618,7 +618,7 @@ unsigned long git_config_ulong(const char *name, const char *value)
return ret;
}
-static int git_config_maybe_bool_text(const char *name, const char *value)
+int git_parse_maybe_bool(const char *value)
{
if (!value)
return 1;
@@ -637,7 +637,7 @@ static int git_config_maybe_bool_text(const char *name, const char *value)
int git_config_maybe_bool(const char *name, const char *value)
{
- int v = git_config_maybe_bool_text(name, value);
+ int v = git_parse_maybe_bool(value);
if (0 <= v)
return v;
if (git_parse_int(value, &v))
@@ -647,7 +647,7 @@ int git_config_maybe_bool(const char *name, const char *value)
int git_config_bool_or_int(const char *name, const char *value, int *is_bool)
{
- int v = git_config_maybe_bool_text(name, value);
+ int v = git_parse_maybe_bool(value);
if (0 <= v) {
*is_bool = 1;
return v;
@@ -1088,7 +1088,9 @@ int git_config_from_file(config_fn_t fn, const char *filename, void *data)
f = fopen(filename, "r");
if (f) {
+ flockfile(f);
ret = do_config_from_file(fn, filename, filename, f, data);
+ funlockfile(f);
fclose(f);
}
return ret;
@@ -1846,7 +1848,7 @@ int git_config_set(const char *key, const char *value)
* baselen - pointer to int which will hold the length of the
* section + subsection part, can be NULL
*/
-int git_config_parse_key(const char *key, char **store_key, int *baselen_)
+static int git_config_parse_key_1(const char *key, char **store_key, int *baselen_, int quiet)
{
int i, dot, baselen;
const char *last_dot = strrchr(key, '.');
@@ -1857,12 +1859,14 @@ int git_config_parse_key(const char *key, char **store_key, int *baselen_)
*/
if (last_dot == NULL || last_dot == key) {
- error("key does not contain a section: %s", key);
+ if (!quiet)
+ error("key does not contain a section: %s", key);
return -CONFIG_NO_SECTION_OR_NAME;
}
if (!last_dot[1]) {
- error("key does not contain variable name: %s", key);
+ if (!quiet)
+ error("key does not contain variable name: %s", key);
return -CONFIG_NO_SECTION_OR_NAME;
}
@@ -1873,7 +1877,8 @@ int git_config_parse_key(const char *key, char **store_key, int *baselen_)
/*
* Validate the key and while at it, lower case it for matching.
*/
- *store_key = xmalloc(strlen(key) + 1);
+ if (store_key)
+ *store_key = xmalloc(strlen(key) + 1);
dot = 0;
for (i = 0; key[i]; i++) {
@@ -1884,26 +1889,42 @@ int git_config_parse_key(const char *key, char **store_key, int *baselen_)
if (!dot || i > baselen) {
if (!iskeychar(c) ||
(i == baselen + 1 && !isalpha(c))) {
- error("invalid key: %s", key);
+ if (!quiet)
+ error("invalid key: %s", key);
goto out_free_ret_1;
}
c = tolower(c);
} else if (c == '\n') {
- error("invalid key (newline): %s", key);
+ if (!quiet)
+ error("invalid key (newline): %s", key);
goto out_free_ret_1;
}
- (*store_key)[i] = c;
+ if (store_key)
+ (*store_key)[i] = c;
}
- (*store_key)[i] = 0;
+ if (store_key)
+ (*store_key)[i] = 0;
return 0;
out_free_ret_1:
- free(*store_key);
- *store_key = NULL;
+ if (store_key) {
+ free(*store_key);
+ *store_key = NULL;
+ }
return -CONFIG_INVALID_KEY;
}
+int git_config_parse_key(const char *key, char **store_key, int *baselen)
+{
+ return git_config_parse_key_1(key, store_key, baselen, 0);
+}
+
+int git_config_key_is_valid(const char *key)
+{
+ return !git_config_parse_key_1(key, NULL, NULL, 1);
+}
+
/*
* If value==NULL, unset in (remove from) config,
* if value_regex!=NULL, disregard key/value pairs where value does not match.
@@ -1933,7 +1954,7 @@ int git_config_set_multivar_in_file(const char *config_filename,
const char *key, const char *value,
const char *value_regex, int multi_replace)
{
- int fd = -1, in_fd;
+ int fd = -1, in_fd = -1;
int ret;
struct lock_file *lock = NULL;
char *filename_buf = NULL;
@@ -2063,10 +2084,11 @@ int git_config_set_multivar_in_file(const char *config_filename,
goto out_free;
}
close(in_fd);
+ in_fd = -1;
- if (chmod(lock->filename.buf, st.st_mode & 07777) < 0) {
+ if (chmod(get_lock_file_path(lock), st.st_mode & 07777) < 0) {
error("chmod on %s failed: %s",
- lock->filename.buf, strerror(errno));
+ get_lock_file_path(lock), strerror(errno));
ret = CONFIG_NO_WRITE;
goto out_free;
}
@@ -2146,10 +2168,12 @@ out_free:
free(filename_buf);
if (contents)
munmap(contents, contents_sz);
+ if (in_fd >= 0)
+ close(in_fd);
return ret;
write_err_out:
- ret = write_error(lock->filename.buf);
+ ret = write_error(get_lock_file_path(lock));
goto out_free;
}
@@ -2250,9 +2274,9 @@ int git_config_rename_section_in_file(const char *config_filename,
fstat(fileno(config_file), &st);
- if (chmod(lock->filename.buf, st.st_mode & 07777) < 0) {
+ if (chmod(get_lock_file_path(lock), st.st_mode & 07777) < 0) {
ret = error("chmod on %s failed: %s",
- lock->filename.buf, strerror(errno));
+ get_lock_file_path(lock), strerror(errno));
goto out;
}
@@ -2273,7 +2297,7 @@ int git_config_rename_section_in_file(const char *config_filename,
}
store.baselen = strlen(new_name);
if (!store_write_section(out_fd, new_name)) {
- ret = write_error(lock->filename.buf);
+ ret = write_error(get_lock_file_path(lock));
goto out;
}
/*
@@ -2299,7 +2323,7 @@ int git_config_rename_section_in_file(const char *config_filename,
continue;
length = strlen(output);
if (write_in_full(out_fd, output, length) != length) {
- ret = write_error(lock->filename.buf);
+ ret = write_error(get_lock_file_path(lock));
goto out;
}
}