Handle case when path is not symlinked in resolving path

1 files changed, 6 insertions, 3 deletions

diff --git a/main.c b/main.c
index 4113c98..9dd0eec 100644
--- a/main.c
+++ b/main.c
@@ -12,10 +12,13 @@
 static int readlink_realpath(const char *filepath, char *buffer) {
     char symlinked_path[PATH_MAX];
     ssize_t bytes_written = readlink(filepath, symlinked_path, sizeof(symlinked_path) - 1);
-    if(bytes_written == -1)
-        return 0;
+    if(bytes_written == -1 && errno == EINVAL) {
+        /* Not a symlink */
+        strncpy(symlinked_path, filepath, sizeof(symlinked_path));
+    } else {
+        symlinked_path[bytes_written] = '\0';
+    }
 
-    symlinked_path[bytes_written] = '\0';
     if(!realpath(symlinked_path, buffer))
         return 0;