Accept package as an argument to build-packages.sh

The build script will not build the package specified in $PACKAGE.
The script will only build the first specified package, any other
arguments will be ignored.

Merges https://github.com/t2linux/t2linux-fedora-kernel/pull/11

.github/workflows/build.yml

@@ -32,11 +32,9 @@ jobs:
           mkdir -p _output
           docker run -t --privileged \
           -v "$PWD":/repo \
-          -e PACKAGE \
           ghcr.io/t2linux/fedora-dev:latest \
-          /repo/build-packages.sh
-        env:
-          PACKAGE: ${{ matrix.package }}
+          /repo/build-packages.sh \
+          ${{ matrix.package }}
 
       - name: "Check Build Artifacts"
         run: |

build-packages.sh

@@ -1,17 +1,19 @@
 #!/usr/bin/bash
 source /repo/util.sh
 
-if [[ -z "$PACKAGE" ]]; then
-    PACKAGE=""
+if [[ -z "$1" ]]; then
+    package=""
     echo "Available packages: t2linux-config, t2linux-repo, t2linux-config, or kernel"
-    read -p "Name of package to build: " PACKAGE
+    read -p "Name of package to build: " package
+else
+    package="$1"
 fi
 
 cd /repo
 
-if [ "$PACKAGE" == "kernel" ]; then
+if [ "$package" == "kernel" ]; then
     /repo/kernel/kernel.sh
 fi
 
-cd /repo/$PACKAGE
-build_package $PACKAGE.spec
+cd /repo/$package
+build_package $package.spec