From c8ceee9e9e6c2ed37a1420b81528964bf024b950 Mon Sep 17 00:00:00 2001
From: Laurent Peuch <cortex@worlddomination.be>
Date: Wed, 9 Dec 2015 06:57:53 +0100
Subject: [PATCH] [enh] check for gm binary

---
 prosopopoee | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/prosopopoee b/prosopopoee
index 976eec0..36f70e5 100755
--- a/prosopopoee
+++ b/prosopopoee
@@ -34,6 +34,9 @@ def error(test, error_message):
 
 
 def main():
+    if os.system("which gm > /dev/null") != 0:
+        sys.stderr.write("WARNING: I can't locate the 'gm' binary, I won't be able to resize images.\n")
+
     error(os.path.exists(os.path.join(os.getcwd(), "settings.yaml")), "I can't find a settings.yaml in the current working directory")
 
     settings = yaml.safe_load(open("settings.yaml", "r"))