Check if file already downloaded.

diff --git a/nixdeb.sh b/nixdeb.sh
index b5a3494016244c1926bf0417a3b8fe784dacda03..bbc3a631cce27f94eadf97a6f0986df9b796609f 100755 (executable)
--- a/nixdeb.sh
+++ b/nixdeb.sh
@@ -14,6 +14,11 @@ do
 
 filename=$(apt-get download --print-uris $p | awk '{print $2}')
 
+# check if already downloaded
+if [ -f $filename ]; then
+       continue
+fi
+
 INSTALL_DIR_PKG=$INSTALL_DIR/$filename
 mkdir -p $INSTALL_DIR_PKG