fall back to ubuntu 22.04 LTS package when kcov is not available on latest

.github/workflows/build.yml

@@ -130,9 +130,7 @@ jobs:
 
       - name: Install kcov
         shell: bash
-        run: |
-          sudo apt-get update
-          sudo apt-get install kcov
+        run: ./build/ci-install-pkg-fallback-to-ubuntu-2204-LTS.sh kcov
 
       - name: Build and test
         shell: bash

build/ci-install-pkg-fallback-to-ubuntu-2204-LTS.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+export DEBIAN_FRONTEND=noninteractive
+
+# Check if the package name is provided
+if [ -z "$1" ]; then
+    echo "Usage: $0 <package-name>"
+    exit 1
+fi
+
+PACKAGE=$1
+sudo apt-get update
+
+# Check if the package is available on the current system
+if apt-cache show "$PACKAGE" > /dev/null 2>&1; then
+    echo "Package '$PACKAGE' is available in the current repository. Installing..."
+    sudo apt-get update
+    sudo apt-get install -y "$PACKAGE"
+    exit 0
+else
+    echo "Package '$PACKAGE' is not available in the current repository."
+    echo "Adding the Ubuntu 22.04 (Jammy) repository..."
+fi
+
+# Add the Ubuntu 22.04 (Jammy) repository
+echo "deb http://archive.ubuntu.com/ubuntu jammy main universe" | sudo tee /etc/apt/sources.list.d/ubuntu-jammy.list
+
+# Update the package list
+sudo apt-get update
+
+# Try to install the package
+if sudo apt-get install -y "$PACKAGE"; then
+    echo "Package '$PACKAGE' installed successfully from the Ubuntu 22.04 repository."
+else
+    echo "Failed to install '$PACKAGE'. It might have unresolved dependencies."
+fi
+
+# Clean up: Remove the Ubuntu 22.04 repository
+echo "Cleaning up the Ubuntu 22.04 repository..."
+sudo rm /etc/apt/sources.list.d/ubuntu-jammy.list
+sudo apt-get update
+
+exit 0
+