feat: enhance build scripts to support custom HAMLIB_PREFIX for library paths

Author: boybook

.github/workflows/build.yml

@@ -21,15 +21,17 @@ jobs:
             target: linux-x64
             hamlib_install: |
               sudo apt-get update
-              sudo apt-get install -y libhamlib-dev libhamlib-utils patchelf
+              # Install build tools for compiling Hamlib from source
+              sudo apt-get install -y autoconf automake libtool pkg-config patchelf
               # Install runtime dependencies for bundling
               sudo apt-get install -y libusb-1.0-0 libindi1 || true
           - os: ubuntu-24.04-arm
             arch: arm64
             target: linux-arm64
             hamlib_install: |
               sudo apt-get update
-              sudo apt-get install -y libhamlib-dev libhamlib-utils patchelf
+              # Install build tools for compiling Hamlib from source
+              sudo apt-get install -y autoconf automake libtool pkg-config patchelf
               # Install runtime dependencies for bundling
               sudo apt-get install -y libusb-1.0-0 libindi1 || true
           - os: windows-latest
@@ -69,7 +71,8 @@ jobs:
             arch: arm64
             target: darwin-arm64
             hamlib_install: |
-              brew install hamlib dylibbundler
+              # Install build tools for compiling Hamlib from source
+              brew install autoconf automake libtool dylibbundler
               pip3 install setuptools --break-system-packages || true
 
     runs-on: ${{ matrix.os }}
@@ -111,6 +114,25 @@ jobs:
     - name: Install Node.js dependencies (skip scripts)
       run: npm ci --ignore-scripts
 
+    - name: Build Hamlib from source (Linux/macOS)
+      if: matrix.os != 'windows-latest'
+      shell: bash
+      run: |
+        # Build Hamlib from source to local directory
+        node scripts/build-hamlib.js --prefix=$PWD/hamlib-build --minimal
+
+        # Set environment variables for subsequent steps
+        echo "HAMLIB_PREFIX=$PWD/hamlib-build" >> $GITHUB_ENV
+
+        # Set library path for runtime (needed for bundle scripts)
+        if [ "${{ runner.os }}" = "Linux" ]; then
+          echo "LD_LIBRARY_PATH=$PWD/hamlib-build/lib:$LD_LIBRARY_PATH" >> $GITHUB_ENV
+        elif [ "${{ runner.os }}" = "macOS" ]; then
+          echo "DYLD_LIBRARY_PATH=$PWD/hamlib-build/lib:$DYLD_LIBRARY_PATH" >> $GITHUB_ENV
+        fi
+
+        echo "PKG_CONFIG_PATH=$PWD/hamlib-build/lib/pkgconfig:$PKG_CONFIG_PATH" >> $GITHUB_ENV
+
     - name: Setup Developer Command Prompt (Windows)
       if: matrix.os == 'windows-latest'
       uses: ilammy/msvc-dev-cmd@v1

binding.gyp

@@ -23,10 +23,12 @@
         # Linux configuration
         ["OS==\"linux\"", {
           "include_dirs": [
+            "<!@(node -e \"if(process.env.HAMLIB_PREFIX) console.log(process.env.HAMLIB_PREFIX + '/include')\")",
             "/usr/include",
             "/usr/local/include"
           ],
           "libraries": [
+            "<!@(node -e \"if(process.env.HAMLIB_PREFIX) console.log('-L' + process.env.HAMLIB_PREFIX + '/lib')\")",
             "-L/usr/lib",
             "-L/usr/local/lib",
             "-lhamlib"
@@ -38,10 +40,12 @@
         # macOS configuration
         ["OS==\"mac\"", {
           "include_dirs": [
+            "<!@(node -e \"if(process.env.HAMLIB_PREFIX) console.log(process.env.HAMLIB_PREFIX + '/include')\")",
             "/usr/local/include",
             "/opt/homebrew/include"
           ],
           "libraries": [
+            "<!@(node -e \"if(process.env.HAMLIB_PREFIX) console.log('-L' + process.env.HAMLIB_PREFIX + '/lib')\")",
             "-L/usr/local/lib",
             "-L/opt/homebrew/lib",
             "-lhamlib"