bin/return-assignment: removing of old package versions encapulated in external function, now

1 files changed, 15 insertions, 0 deletions

diff --git a/bin/common-functions b/bin/common-functions
index cd115fd..00da63c 100755
--- a/bin/common-functions
+++ b/bin/common-functions
@@ -275,3 +275,18 @@ official_or_community() {
       ;;
   esac
 }
+
+# remove_old_package_versions $package_file
+# removes all other versions of $package_file in the current directory
+
+remove_old_package_versions() {
+
+  local package="$1"
+  local pkgname="${package%-*-*-*.pkg.tar.xz}"
+
+  ls | \
+    grep "^${pkgname//./\\.}\(-[^-]\+\)\{3\}\.pkg\.tar\.xz\(\.sig\)\?\$" | \
+    grep -v "^${package//./\\.}\(\.sig\)\?\$" | \
+    xargs -rn1 rm
+
+}