#!/bin/bash
# Global build settings
export SDKPATH=$(xcrun --show-sdk-path -sdk iphoneos)
export SIMSDKPATH=$(xcrun --show-sdk-path -sdk iphonesimulator)
export MIN_IOS_VERSION=9.0
export HOST=arm-apple-darwin
export LDFLAGS_NATIVE="-isysroot $SDKPATH"
export LDFLAGS_SIMULATOR="-isysroot $SIMSDKPATH"
export TASN1_CFLAGS="-Ilibtasn1/include"
export TASN1_LIBS="-Llibtasn1 -ltasn1"
export ARCHES=(arm64 arm64e x86_64)
# libtasn1 defines
export TASN1_URL="http://ftp.gnu.org/gnu/libtasn1/libtasn1-4.13.tar.gz"
TMPNAME=${TASN1_URL##*/}
export TASN1_DIR_NAME=${TMPNAME%%.[^0-9]*}
echo $TASN1_DIR_NAME;
# libdsm defines
export DSM_URL="https://github.com/videolabs/libdsm/releases/download/v0.3.0/libdsm-0.3.0.zip"
TMPNAME=${DSM_URL##*/}
export DSM_DIR_NAME=${TMPNAME%%.[^0-9]*}
######################################################################
echo "Checking libtasn1..."
# Download the latest libtasn1 library
if [ ! -d $TASN1_DIR_NAME ]; then
echo "Downloading libtasn1..."
curl -o $TASN1_DIR_NAME.tar.gz $TASN1_URL
gunzip -c $TASN1_DIR_NAME.tar.gz | tar xopf -
fi
echo "... Done"
echo "Checking libdsm..."
# Download the latest version of libdsm
if [ ! -d $DSM_DIR_NAME ]; then
echo "Downloading libdsm..."
curl -L -J -O $DSM_URL
unzip $DSM_DIR_NAME.zip -d $PWD
fi
echo "...Done"
######################################################################
#Build tasn1
#Remove the previous build of libtasn1 from libdsm
rm -rf $DSM_DIR_NAME/libtasn1
cd $TASN1_DIR_NAME
rm -rf build
#Build libtasn1 for each architecture
for i in "${ARCHES[@]}"
do
build_files="$build_files build/$i/lib/libtasn1.a"
export ARCH=$i
if [[ $i == *"arm"* ]]
then
export LDFLAGS=$LDFLAGS_NATIVE
else
export LDFLAGS=$LDFLAGS_SIMULATOR
fi
export CFLAGS="-arch $ARCH $LDFLAGS -miphoneos-version-min=$MIN_IOS_VERSION -fembed-bitcode -Wno-sign-compare"
./configure --host=$HOST --prefix=$PWD/build/$ARCH && make && make install
make clean
done
echo $build_files
#Merge the compiled binaries into a single universal one
mkdir -p build/universal
lipo -create $build_files -output build/universal/libtasn1.a
echo "Copying Headers Across"
#Copy headers across
mkdir build/universal/include
cp -R build/${ARCHES[1]}/include build/universal/
cd ../
#Copy binary to libdsm folder for its build process
cp -R $TASN1_DIR_NAME/build/universal $DSM_DIR_NAME/libtasn1
######################################################################
#Build libdsm
cd $DSM_DIR_NAME
rm -rf build
build_files=""
for i in "${ARCHES[@]}"
do
build_files="$build_files build/$i/lib/libdsm.a"
export ARCH=$i
if [[ $i == *"arm"* ]]
then
export LDFLAGS=$LDFLAGS_NATIVE
else
export LDFLAGS=$LDFLAGS_SIMULATOR
fi
export CFLAGS="-arch $ARCH $LDFLAGS -miphoneos-version-min=$MIN_IOS_VERSION -fembed-bitcode -DNDEBUG -Wno-sign-compare"
./bootstrap
./configure --host=$HOST --prefix=$PWD/build/$ARCH && make && make install
make clean
done
#Merge the compiled binaries into a single universal one
mkdir -p build/universal
lipo -create $build_files -output build/universal/libdsm.a
#Copy headers across
mkdir build/universal/include
cp -R build/${ARCHES[1]}/include build/universal
#Move final product to parent directory
cp -R build/universal ../libdsm