From 54ee872149495524a73deef6e98022887f7e3d6f Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Mon, 17 Mar 2014 21:53:31 +0100
Subject: Verify that output file can be opened

---
 src/mot-encoder.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/mot-encoder.c b/src/mot-encoder.c
index 1fdc58e..e0ba57c 100644
--- a/src/mot-encoder.c
+++ b/src/mot-encoder.c
@@ -191,6 +191,10 @@ int main(int argc, char *argv[])
     }
 
     int output_fd = open(output, O_WRONLY);
+    if (output_fd == -1) {
+        perror("Failed to open output");
+        return 3;
+    }
 
     MagickWandGenesis();
 
-- 
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