git: Make use of both `is_dir()`, and `mkdirp()` in

`create_pull_request_dir()`

1 files changed, 11 insertions, 3 deletions

diff --git a/git.c b/git.c
index 7b2fd6d..d173471 100644
--- a/git.c
+++ b/git.c
@@ -634,9 +634,17 @@ int create_pull_request_dir(pull_request *pr, index_t *idx, const char *root) {
 	}
 
 	/* Is there no existing directory? */
-	if (stat(pr_dir, &st) < 0) {
-		/* Create a directory with a name of the stringified ID. */
-		mkdir(pr_dir, 0755);
+	switch (is_dir(pr_dir)) {
+		/* PR root exists, and is a directory. */
+		case 1	: break;
+		/* PR root exists, but isn't a directory. */
+		case 0	:
+			log(LOG_ERR, "PR root \"%s\" exists, but isn't a directory.", pr_dir);
+			free(pr_dir);
+			return -1;
+			break;
+		/* PR root doesn't exist. */
+		default	: mkdirp(pr_dir, 0755); break;
 	}
 
 	/* Did we fail to create the info file? */