From 81b0b397f59e5f06067add712ba9905db6209b8f Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Tue, 14 Jan 2020 13:57:27 -0500
Subject: Handle realpath() error when string is NULL

---
 src/fs.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src')

diff --git a/src/fs.c b/src/fs.c
index 1ee7901..e3f4d1f 100644
--- a/src/fs.c
+++ b/src/fs.c
@@ -13,6 +13,11 @@ FSTree *fstree(const char *_path) {
     FTSENT *node = NULL;
     FSTree *fsdata = NULL;
     char *path = realpath(_path, NULL);
+    if (path == NULL) {
+        perror(_path);
+        fprintf(SYSERROR);
+        return NULL;
+    }
     char *root[2] = { path, NULL };
 
     size_t dirs_size = 2;
-- 
cgit