X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=path.c;h=142e575e5c293b92ff8a5612c7acc86d050c1119;hb=8c1f5f0f1f9c36ef5465512753efeff36758ba7d;hp=7ef0d1b80d926d832816a587ddff721cb03130b3;hpb=3f81fc82743ccd4fd7157f1f1db41605eb018fb9;p=git.git

diff --git a/path.c b/path.c
index 7ef0d1b8..142e575e 100644
--- a/path.c
+++ b/path.c
@@ -41,10 +41,12 @@ char *mkpath(const char *fmt, ...)
 
 char *git_path(const char *fmt, ...)
 {
-	const char *git_dir = gitenv(GIT_DIR_ENVIRONMENT) ? : DEFAULT_GIT_DIR_ENVIRONMENT;
+	const char *git_dir;
 	va_list args;
 	unsigned len;
 
+	git_dir = gitenv(GIT_DIR_ENVIRONMENT);
+	if (!git_dir) git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
 	len = strlen(git_dir);
 	if (len > PATH_MAX-100)
 		return bad_path;
@@ -68,8 +70,13 @@ int git_mkstemp(char *path, size_t len, const char *template)
 	if ((env = getenv("TMPDIR")) == NULL) {
 		strcpy(pch, "/tmp/");
 		len -= 5;
-	} else
-		len -= snprintf(pch, len, "%s/", env);
+		pch += 5;
+	} else {
+		size_t n = snprintf(pch, len, "%s/", env);
+
+		len -= n;
+		pch += n;
+	}
 
 	safe_strncpy(pch, template, len);