automate building mac installer

build_mac_installer.sh

@@ -0,0 +1,61 @@
+#!/bin/sh
+
+# change this to rename the installer package
+B_DMG="Barrier-v1.9.dmg"
+
+# sanity check so we don't distribute packages full of debug symbols
+echo Make sure you have built the Release version!!
+echo Press Enter to continue or Ctrl+C to abort
+read
+
+cd $(dirname $0)
+
+# remove any old copies so there's no confusion about whever this
+# process completes successfully or not
+rm -rf build/bundle/{bundle.dmg,$B_DMG}
+
+B_BINARY_PATH=$(pwd)/build/bin
+cd build/bundle/Barrier.app/Contents 2>/dev/null
+if [ $? -ne 0 ]; then
+    echo Please make sure that the build completed successfully
+    echo before trying to create the installer.
+    exit 1
+fi
+
+# MacOS folder holds the executables, non-system libraries,
+# and the startup script
+rm -rf MacOS
+mkdir MacOS || exit 1
+cd MacOS || exit 1
+
+# copy all executables
+cp ${B_BINARY_PATH}/* . || exit 1
+
+# only one executable (barrier) needs non-system libraries.
+# get a list of them and make local copies
+B_LIBS=$(otool -XL barrier | awk '{ print $1 }' | grep -Ev '^(/usr/lib|/System)')
+[ $? -ne 0 ] && exit 1
+for B_SRC in $B_LIBS; do
+    cp $B_SRC . || exit 1
+    B_DST=@executable_path/$(basename $B_SRC)
+    # adjust the executable's metadata to point to the local copy
+    # rather than the system-wide copy which would only exist on
+    # a development machine
+    install_name_tool -change $B_SRC $B_DST  barrier || exit 1
+done
+
+# create a startup script that will change to the binary directory
+# before starting barrier
+printf "%s\n" "#!/bin/sh" "cd \$(dirname \$0)" "exec ./barrier" > barrier.sh
+chmod +x barrier.sh
+
+# create the DMG to be distributed in build/bundle
+cd ../../..
+hdiutil create -size 32m -fs HFS+ -volname "Barrier" bundle.dmg || exit 1
+hdiutil attach bundle.dmg -mountpoint mnt || exit 1
+cp -r Barrier.app mnt/ || exit 1
+hdiutil detach mnt || exit 1
+hdiutil convert bundle.dmg -format UDZO -o $B_DMG || exit 1
+rm bundle.dmg
+
+echo "Installer created successfully"

dist/macos/bundle/Barrier.app/Contents/Info.plist.in

@@ -6,7 +6,7 @@
     <key>CFBundleDisplayName</key>
     <string>Barrier</string>
     <key>CFBundleExecutable</key>
-    <string>barrier</string>
+    <string>barrier.sh</string>
     <key>CFBundleIconFile</key>
     <string>Barrier.icns</string>
     <key>CFBundleIdentifier</key>