build-libgcrypt.sh

#!/bin/bash

#  Automatic build script for libgcrypt 
#  for iPhoneOS and iPhoneSimulator
#
#  Created by Felix Schulze on 31.01.11.
#  Copyright 2010-2015 Felix Schulze. All rights reserved.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#  http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
#
###########################################################################
#  Change values here
#
VERSION="1.5.3"
#
###########################################################################
#
# Don't change anything here
SDKVERSION=`xcrun -sdk iphoneos --show-sdk-version`                                                          
CURRENTPATH=`pwd`
ARCHS="x86_64 i386 armv7 armv7s arm64"
DEVELOPER=`xcode-select -print-path`
FWNAME="gcrypt"
##########
set -e
if [ ! -e libgcrypt-${VERSION}.tar.gz ]; then
	echo "Downloading libgcrypt-${VERSION}.tar.gz"
    curl -O ftp://ftp.gnupg.org/gcrypt/libgcrypt/libgcrypt-${VERSION}.tar.gz
else
	echo "Using libgcrypt-${VERSION}.tar.gz"
fi

if [ -f ${CURRENTPATH}/bin/iPhoneSimulator${SDKVERSION}-i386.sdk/lib/libgpg-error.a ];
then 
  echo "Using libgpg-error"
else
  echo "Please build libgpg-error first"
  exit 1
fi

mkdir -p bin
mkdir -p lib
mkdir -p src

for ARCH in ${ARCHS}
do
	if [[ "${ARCH}" == "i386" || "${ARCH}" == "x86_64" ]];
	then
		PLATFORM="iPhoneSimulator"
	else
		PLATFORM="iPhoneOS"
	fi
	echo "Building libgcrypt for ${PLATFORM} ${SDKVERSION} ${ARCH}"
	echo "Please stand by..."
	tar zxf libgcrypt-${VERSION}.tar.gz -C src
	cd src/libgcrypt-${VERSION}
	
	mkdir -p "${CURRENTPATH}/bin/${PLATFORM}${SDKVERSION}-${ARCH}.sdk"
	LOG="${CURRENTPATH}/bin/${PLATFORM}${SDKVERSION}-${ARCH}.sdk/build-libgcrypt-${VERSION}.log"

	echo "Patching libgcrypt to compile with iOS-SDK..."
	echo "@see http://www.telesphoreo.org/browser/trunk/data/gcrypt/armasm.diff"
	PATCHFILE=`find ../.. | grep "armasm.diff"`
	echo "Using: ${PATCHFILE}"
	patch -p0 < $PATCHFILE >> "${LOG}" 2>&1
	echo "Patching done."

	export DEVROOT="${DEVELOPER}/Platforms/${PLATFORM}.platform/Developer"
	export SDKROOT="${DEVROOT}/SDKs/${PLATFORM}${SDKVERSION}.sdk"
	export CC=${DEVELOPER}/usr/bin/gcc
	export LD=${DEVELOPER}/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld
	export CXX=${DEVELOPER}/usr/bin/g++
	export AR=${DEVELOPER}/Toolchains/XcodeDefault.xctoolchain/usr/bin/ar
	export AS=${DEVELOPER}/Toolchains/XcodeDefault.xctoolchain/usr/bin/as
	export NM=${DEVELOPER}/Toolchains/XcodeDefault.xctoolchain/usr/bin/nm
	export RANLIB=${DEVELOPER}/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib
	export LDFLAGS="-arch ${ARCH} -pipe -no-cpp-precomp -isysroot ${SDKROOT} -L${CURRENTPATH}/lib -miphoneos-version-min=7.0 -fheinous-gnu-extensions"
	export CFLAGS="-arch ${ARCH} -pipe -no-cpp-precomp -isysroot ${SDKROOT} -I${CURRENTPATH}/include -miphoneos-version-min=7.0 -fheinous-gnu-extensions"
	export CPPFLAGS="-arch ${ARCH} -pipe -no-cpp-precomp -isysroot ${SDKROOT} -I${CURRENTPATH}/include -miphoneos-version-min=7.0 -fheinous-gnu-extensions"
	export CXXFLAGS="-arch ${ARCH} -pipe -no-cpp-precomp -isysroot ${SDKROOT} -I${CURRENTPATH}/include -miphoneos-version-min=7.0 -fheinous-gnu-extensions"
	
	HOST="${ARCH}"
	if [ "${ARCH}" == "arm64" ];
	then
		HOST="aarch64"
	fi

	
	if [ "${ARCH}" == "i386" ];
	then
		./configure --host=${HOST}-apple-darwin --prefix="${CURRENTPATH}/bin/${PLATFORM}${SDKVERSION}-${ARCH}.sdk" --disable-shared --enable-static --with-gpg-error-prefix="${CURRENTPATH}/bin/${PLATFORM}${SDKVERSION}-${ARCH}.sdk" --disable-aesni-support >> "${LOG}" 2>&1
	elif [ "${ARCH}" == "x86_64" ];
	then
			./configure --host=${HOST}-apple-darwin --prefix="${CURRENTPATH}/bin/${PLATFORM}${SDKVERSION}-${ARCH}.sdk" --disable-shared --enable-static --with-gpg-error-prefix="${CURRENTPATH}/bin/${PLATFORM}${SDKVERSION}-${ARCH}.sdk" --disable-aesni-support --disable-asm >> "${LOG}" 2>&1
	else
		./configure --host=${HOST}-apple-darwin --prefix="${CURRENTPATH}/bin/${PLATFORM}${SDKVERSION}-${ARCH}.sdk" --disable-shared --enable-static --with-gpg-error-prefix="${CURRENTPATH}/bin/${PLATFORM}${SDKVERSION}-${ARCH}.sdk" >> "${LOG}" 2>&1
	fi

	make >> "${LOG}" 2>&1
	make install >> "${LOG}" 2>&1
	cd ${CURRENTPATH}
	rm -rf src/libgcrypt-${VERSION}
	
done

echo "Build library..."
lipo -create ${CURRENTPATH}/bin/iPhoneSimulator${SDKVERSION}-i386.sdk/lib/libgcrypt.a ${CURRENTPATH}/bin/iPhoneSimulator${SDKVERSION}-x86_64.sdk/lib/libgcrypt.a ${CURRENTPATH}/bin/iPhoneOS${SDKVERSION}-armv7.sdk/lib/libgcrypt.a ${CURRENTPATH}/bin/iPhoneOS${SDKVERSION}-armv7s.sdk/lib/libgcrypt.a ${CURRENTPATH}/bin/iPhoneOS${SDKVERSION}-arm64.sdk/lib/libgcrypt.a -output ${CURRENTPATH}/lib/libgcrypt.a
mkdir -p ${CURRENTPATH}/include/libgcrypt
cp -R ${CURRENTPATH}/bin/iPhoneSimulator${SDKVERSION}-i386.sdk/include/gcrypt* ${CURRENTPATH}/include/libgcrypt/

if [ -d $FWNAME.framework ];
then
    echo "Removing previous $FWNAME.framework copy"
    rm -rf $FWNAME.framework
fi

echo "Creating $FWNAME.framework"
mkdir -p $FWNAME.framework/Headers
libtool -no_warning_for_no_symbols -static -o $FWNAME.framework/$FWNAME lib/libgcrypt.a lib/libgpg-error.a
cp -r include/libgcrypt/* $FWNAME.framework/Headers/
cp -r include/libgpg-error/* $FWNAME.framework/Headers/
echo "Created $FWNAME.framework"

echo "Building done."