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-rw-r--r--path.c34
1 files changed, 18 insertions, 16 deletions
diff --git a/path.c b/path.c
index 6f3f5d56c0..b6f71d1086 100644
--- a/path.c
+++ b/path.c
@@ -283,7 +283,7 @@ return_null:
* links. User relative paths are also returned as they are given,
* except DWIM suffixing.
*/
-char *enter_repo(char *path, int strict)
+const char *enter_repo(const char *path, int strict)
{
static char used_path[PATH_MAX];
static char validated_path[PATH_MAX];
@@ -295,16 +295,19 @@ char *enter_repo(char *path, int strict)
static const char *suffix[] = {
".git/.git", "/.git", ".git", "", NULL,
};
+ const char *gitfile;
int len = strlen(path);
int i;
- while ((1 < len) && (path[len-1] == '/')) {
- path[len-1] = 0;
+ while ((1 < len) && (path[len-1] == '/'))
len--;
- }
+
if (PATH_MAX <= len)
return NULL;
- if (path[0] == '~') {
- char *newpath = expand_user_path(path);
+ strncpy(used_path, path, len); used_path[len] = 0 ;
+ strcpy(validated_path, used_path);
+
+ if (used_path[0] == '~') {
+ char *newpath = expand_user_path(used_path);
if (!newpath || (PATH_MAX - 10 < strlen(newpath))) {
free(newpath);
return NULL;
@@ -316,24 +319,23 @@ char *enter_repo(char *path, int strict)
* anyway.
*/
strcpy(used_path, newpath); free(newpath);
- strcpy(validated_path, path);
- path = used_path;
}
else if (PATH_MAX - 10 < len)
return NULL;
- else {
- path = strcpy(used_path, path);
- strcpy(validated_path, path);
- }
- len = strlen(path);
+ len = strlen(used_path);
for (i = 0; suffix[i]; i++) {
- strcpy(path + len, suffix[i]);
- if (!access(path, F_OK)) {
+ strcpy(used_path + len, suffix[i]);
+ if (!access(used_path, F_OK)) {
strcat(validated_path, suffix[i]);
break;
}
}
- if (!suffix[i] || chdir(path))
+ if (!suffix[i])
+ return NULL;
+ gitfile = read_gitfile(used_path) ;
+ if (gitfile)
+ strcpy(used_path, gitfile);
+ if (chdir(used_path))
return NULL;
path = validated_path;
}