better math expressions

git-svn-id: svn://localhost/ardour2/branches/3.0@8652 d708f5d6-7413-0410-9779-e7cbd77b26cf

diff --git a/tools/linux_packaging/build b/tools/linux_packaging/build
index cc550235334b10974ab17378d8c540376f9e52df..ba5eda007b41eb1029c530db6a3b61ac954b5f72 100755 (executable)
--- a/tools/linux_packaging/build
+++ b/tools/linux_packaging/build
@@ -273,7 +273,7 @@ versionDir=`ls ${GTKROOT}/gtk-2.0/ | grep "[0-9]*\.[0-9]*\.[0-9]*"`
 
 num=0
 for name in $versionDir ; do
-    $num=$(($num + 1))
+    num=$(($num + 1))
 done
 
 if [ $num -eq 1 ]; then
@@ -307,7 +307,7 @@ versionDir=`ls ${PANGOROOT}/pango/ | grep "[0-9]*\.[0-9]*\.[0-9]*"`
 
 num=0
 for name in $versionDir ; do
-       $num=$(($num + 1))
+       num=$(($num + 1))
 done
 
 if [ $num -eq 1 ]; then