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config: Introduce functions to write non-standard file 

Introduce two new functions corresponding to "git_config_set" and
"git_config_set_multivar" to write a non-standard configuration file.
Expose these new functions in cache.h for other git programs to use.

Helped-by: Jeff King <peff@peff.net>
Helped-by: Jonathan Nieder <jrnieder@gmail.com>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Ramkumar Ramachandra 2011-08-04 16:09:00 +05:30 committed by Junio C Hamano
parent 38ef61cfde
commit 5ec3118293
2 changed files with 29 additions and 9 deletions
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2
cache.h
View File

@ -1051,9 +1051,11 @@ extern int git_config_bool(const char *, const char *);
extern int git_config_maybe_bool(const char *, const char *);
extern int git_config_string(const char **, const char *, const char *);
extern int git_config_pathname(const char **, const char *, const char *);
extern int git_config_set_in_file(const char *, const char *, const char *);
extern int git_config_set(const char *, const char *);
extern int git_config_parse_key(const char *, char **, int *);
extern int git_config_set_multivar(const char *, const char *, const char *, int);
extern int git_config_set_multivar_in_file(const char *, const char *, const char *, const char *, int);
extern int git_config_rename_section(const char *, const char *);
extern const char *git_etc_gitconfig(void);
extern int check_repository_format_version(const char *var, const char *value, void *cb);

36
config.c
View File

@ -1073,6 +1073,12 @@ static ssize_t find_beginning_of_line(const char *contents, size_t size,
return offset;
}
int git_config_set_in_file(const char *config_filename,
const char *key, const char *value)
{
return git_config_set_multivar_in_file(config_filename, key, value, NULL, 0);
}
int git_config_set(const char *key, const char *value)
{
return git_config_set_multivar(key, value, NULL, 0);
@ -1170,19 +1176,14 @@ int git_config_parse_key(const char *key, char **store_key, int *baselen_)
* - the config file is removed and the lock file rename()d to it.
*
*/
int git_config_set_multivar(const char *key, const char *value,
const char *value_regex, int multi_replace)
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 ret;
char *config_filename;
struct lock_file *lock = NULL;
if (config_exclusive_filename)
config_filename = xstrdup(config_exclusive_filename);
else
config_filename = git_pathdup("config");
/* parse-key returns negative; flip the sign to feed exit(3) */
ret = 0 - git_config_parse_key(key, &store.key, &store.baselen);
if (ret)
@ -1359,7 +1360,6 @@ int git_config_set_multivar(const char *key, const char *value,
out_free:
if (lock)
rollback_lock_file(lock);
free(config_filename);
return ret;
write_err_out:
@ -1368,6 +1368,24 @@ int git_config_set_multivar(const char *key, const char *value,
}
int git_config_set_multivar(const char *key, const char *value,
const char *value_regex, int multi_replace)
{
const char *config_filename;
char *buf = NULL;
int ret;
if (config_exclusive_filename)
config_filename = config_exclusive_filename;
else
config_filename = buf = git_pathdup("config");
ret = git_config_set_multivar_in_file(config_filename, key, value,
value_regex, multi_replace);
free(buf);
return ret;
}
static int section_name_match (const char *buf, const char *name)
{
int i = 0, j = 0, dot = 0;