Build a DMG file for MacOS

Author: argilo

.github/workflows/build.yml

@@ -77,3 +77,25 @@ jobs:
         with:
           name: gqrx-appimage-${{ github.run_id }}
           path: Gqrx-*.AppImage
+  macos:
+    name: MacOS
+    runs-on: macos-10.15
+    steps:
+      - name: Install dependencies
+        run: brew install gr-osmosdr && brew install --HEAD dylibbundler
+      - name: Checkout code
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Configure
+        run: mkdir build && cd build && cmake ..
+      - name: Compile
+        working-directory: build
+        run: make
+      - name: Build DMG
+        run: ./macos_bundle.sh
+      - name: Save artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: gqrx-macos-${{ github.run_id }}
+          path: Gqrx.dmg

macos_bundle.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+GQRX_VERSION=$(git describe --long --dirty)
+
+mkdir -p Gqrx.app/Contents/MacOS
+mkdir -p Gqrx.app/Contents/Resources
+
+/bin/cat <<EOM >Gqrx.app/Contents/Info.plist
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+  <key>CFBundleGetInfoString</key>
+  <string>Gqrx</string>
+  <key>LSEnvironment</key>
+  <dict>
+    <key>SOAPY_SDR_ROOT</key>
+    <string>/usr/local</string>
+  </dict>
+  <key>CFBundleExecutable</key>
+  <string>gqrx</string>
+  <key>CFBundleIdentifier</key>
+  <string>dk.gqrx.www</string>
+  <key>CFBundleName</key>
+  <string>gqrx</string>
+  <key>CFBundleIconFile</key>
+  <string>gqrx.icns</string>
+  <key>CFBundleShortVersionString</key>
+  <string>$GQRX_VERSION</string>
+  <key>CFBundleInfoDictionaryVersion</key>
+  <string>6.0</string>
+  <key>CFBundlePackageType</key>
+  <string>APPL</string>
+  <key>IFMajorVersion</key>
+  <integer>1</integer>
+  <key>IFMinorVersion</key>
+  <integer>0</integer>
+</dict>
+</plist>
+EOM
+
+cp build/src/gqrx Gqrx.app/Contents/MacOS
+cp resources/icons/gqrx.icns Gqrx.app/Contents/Resources
+
+dylibbundler -s /usr/local/opt/icu4c/lib/ -od -b -x Gqrx.app/Contents/MacOS/gqrx -d Gqrx.app/Contents/Libs/
+/usr/local/opt/qt/bin/macdeployqt Gqrx.app -dmg -no-strip -always-overwrite