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Implement git_config_open_global

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Signed-off-by: Carlos Martín Nieto <cmn@elego.de>
This commit is contained in:
Carlos Martín Nieto 2011-05-17 14:18:42 +02:00
parent c9662061f2
commit 32234541f6
2 changed files with 41 additions and 0 deletions
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7
include/git2/config.h
View File

@ -50,6 +50,13 @@ GIT_EXTERN(int) git_config_new(git_config **out);
*/
GIT_EXTERN(int) git_config_open_bare(git_config **cfg_out, const char *path);
/**
* Open the global configuration file at $HOME/.gitconfig
*
* @param cfg pointer to the configuration
*/
GIT_EXTERN(int) git_config_open_global(git_config **cfg);
/**
*
*/

34
src/config.c
View File

@ -70,6 +70,40 @@ int git_config_open_bare(git_config **out, const char *path)
return error;
}
int git_config_open_global(git_config **out)
{
char *home = NULL, *filename = NULL;
const char *gitconfig = ".gitconfig";
int filename_len, ret, error;
home = git__strdup(getenv("HOME"));
if (home == NULL)
return GIT_ENOMEM;
filename_len = strlen(home) + strlen(gitconfig) + 1;
filename = git__malloc(filename_len + 1);
if (filename == NULL) {
error = GIT_ENOMEM;
goto out;
}
ret = snprintf(filename, filename_len, "%s/%s", home, gitconfig);
if (ret < 0) {
error = git__throw(GIT_EOSERR, "Failed to build global filename. OS err: %s", strerror(errno));
goto out;
} else if (ret >= filename_len) {
error = git__throw(GIT_ERROR, "Failed to build global filename. Length calulation wrong");
goto out;
}
error = git_config_open_bare(out, filename);
out:
free(home);
free(filename);
return error;
}
void git_config_free(git_config *cfg)
{
unsigned int i;