gistfile1.sh

#!/bin/sh

function set_base_flags() {
  export GYP_GENERATORS="ninja"
  export GYP_DEFINES="build_with_libjingle=1 build_with_chromium=0 libjingle_objc=1"
}

function set_base_ios_flags() {
  set_base_flags

  export GYP_DEFINES="$GYP_DEFINES OS=ios"
  export GYP_GENERATOR_FLAGS="$GYP_GENERATOR_FLAGS output_dir=out_ios"
  export GYP_CROSSCOMPILE=1
}

# Build WebRTC for i386 devices (Simulator)
function build_i386() {
  echo "-- building WebRTC for the iOS simulator"

  set_base_ios_flags

  # Set the environment variables for the simulator
  export GYP_DEFINES="$GYP_DEFINES target_arch=ia32"

  build iphonesimulator
}
  
# Build WebRTC for armv7 devices (32-bit)              
function build_armv7() {
  echo "-- building WebRTC for 32-bit iOS devices"

  set_base_ios_flags

  # Set the environment variables for the device
  export GYP_DEFINES="$GYP_DEFINES OS=ios target_arch=arm arm_version=7"

  build iphoneos
}

# Build WebRTC for arm64 devices (64-bit)
function build_arm64() {
  echo "-- building WebRTC for 64-bit iOS devices"

  set_base_ios_flags

  export GYP_DEFINES="$GYP_DEFINES target_arch=arm64 target_subarch=arm64"

  build iphoneos
}

function build() {
  pushd src
  gcclient runhooks

  ninja -C out_ios/Release-$1 AppRTCDemo

  popd
}

# Strips excess symbols and lipos the different architecture libraries into one
function combine_libs() {
  echo "-- combining libraries"

  # Strip symbols for the simulator
  libtool -static -o src/out_ios/Release-iphonesimulator/libWebRTC-sim.a src/out_ios/Release-iphonesimulator/*.a
  strip -S -x -o src/out_ios/Release-iphonesimulator/libWebRTC-sim-min.a -r src/out_ios/Release-iphonesimulator/libWebRTC-sim.a

  # Strip symbols for 32-bit devices
  libtool -static -o src/out_ios/Release-iphoneos/libWebRTC-ios.a src/out_ios/Release-iphoneos/*.a
  strip -S -x -o src/out_ios/Release-iphoneos/libWebRTC-ios-min.a -r src/out_ios/Release-iphoneos/libWebRTC-ios.a

  # TODO: Strip symbols for 64-bit devices

  lipo -create src/out_ios/Release-iphonesimulator/libWebRTC-sim-min.a src/out_ios/Release-iphoneos/libWebRTC-ios-min.a -output libWebRTC.a

  echo "The public headers are located in ./src/talk/app/webrtc/objc/public/*.h"
}

function build_all() {
  build_i386 && build_armv7 && build_arm64 && combine_libs
}
 
function run_simulator() {
  echo "-- running webrtc appdemo on iOS simulator"

  src/out_ios/Release-iphonesimulator/iossim src/out_ios/Release-iphonesimulator/AppRTCDemo.app
}

function run_on_device() {
  echo "-- launching on device"
  ideviceinstaller -i src/out_ios/Release-iphoneos/AppRTCDemo.app
  echo "-- launch complete"
}

# Run the function specified by the first parameter on the command line
$@