Make some sed more portable: Use \{0,1\} instead of \?

diff --git a/boot-pkgs b/boot-pkgs
index 353112b..91da9a3 100644 (file)
--- a/boot-pkgs
+++ b/boot-pkgs
@@ -3,7 +3,7 @@ set -e
 
 libraries=
 
-tarred=`ls -1 libraries/tarballs | sed "s/-[0-9.]*\(-snapshot\)\?.tar.gz//"`
+tarred=`ls -1 libraries/tarballs | sed "s/-[0-9.]*\(-snapshot\)\{0,1\}.tar.gz//"`
 
 for p in $tarred
 do