Workflow refactoring

Author: webdevred

.github/scripts/extract_dependencies.awk

@@ -0,0 +1,3 @@
+/Requirements:/ { in_section=1; next }
+in_section && /^- / { print substr($0, 3); last_dep=NR }
+NR > last_dep && in_section { exit }

.github/scripts/fetch_dependencies.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+cache_dir="${HOME}/apt-cache"
+
+set -x
+
+mkdir -p "$cache_dir"
+sudo apt -o Dir::Cache::Archives="$cache_dir" update >/dev/null 2>&1
+sudo apt -o Dir::Cache::Archives="$cache_dir" install -y clang >/dev/null 2>&1
+while read -r pkg; do
+  sudo apt -o Dir::Cache::Archives="$cache_dir" install -y "$pkg" >/dev/null 2>&1
+done <apt-deps.txt
+
+sudo rm -rf "${cache_dir}/partial" "${cache_dir}/lock"

.github/workflows/build.yaml

@@ -12,24 +12,14 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Find dependency list
-        run: |
-          awk '
-          /Requirements:/ { in_section=1; next }
-          in_section && /^- / { print substr($0, 3); last_dep=NR }
-          NR > last_dep && in_section { exit }
-          ' README.md > apt-deps.txt
-          cat apt-deps.txt
+        run: awk -f ./.github/scripts/extract_dependencies.awk README.md | tee apt-deps.txt
       - name: Cache apt packages
         uses: actions/cache@v4
         with:
           path: ~/apt-cache
           key: ${{ runner.os }}-apt-${{ hashFiles('apt-deps.txt') }}
       - name: Install dependencies with cache
-        run: |
-          mkdir -p $HOME/apt-cache
-          sudo apt-get -o Dir::Cache::Archives="$HOME/apt-cache" update
-          sudo apt-get -o Dir::Cache::Archives="$HOME/apt-cache" install -y clang $(cat apt-deps.txt)
-          sudo rm -rf $HOME/apt-cache/partial $HOME/apt-cache/lock
+        run: bash ./.github/scripts/fetch_dependencies.sh
       - run: clang nob.c -o nob
       - name: Build with default configuration
         run: ./nob
@@ -38,6 +28,6 @@ jobs:
         env:
           WPC_HELPER: 0
       - name: Build using Clang instead of GCC
-        run: |
+        run: |-
           sudo update-alternatives --install /usr/bin/cc cc /usr/bin/clang 100
           ./nob