osxcross/build_compiler_rt.sh
2015-07-17 19:52:54 +02:00

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#!/usr/bin/env bash
pushd "${0%/*}" &>/dev/null
source tools/tools.sh
eval $(tools/osxcross_conf.sh)
if [ $PLATFORM == "Darwin" ]; then
exit 0
fi
require git
require $MAKE
set +e
which xcrun &>/dev/null
# Clang <= 3.4 doesn't like '-arch x86_64h'
if [ $? -ne 0 ] ||
[[ $(xcrun clang -arch x86_64h --version 2>/dev/null) \
== *Target:\ x86_64-* ]];
then
echo "Please re-run ./build.sh" 1>&2
exit 1
fi
set -e
CLANG_VERSION=$(echo "__clang_major__ __clang_minor__ __clang_patchlevel__" | \
clang -xc -E - | tail -n1 | tr ' ' '.')
set +e
which llvm-config &>/dev/null && { CLANG_LIB_DIR=$(llvm-config --libdir); }
set -e
if [ -z "$CLANG_LIB_DIR" ]; then
require $READLINK
CLANG_LIB_DIR="$(dirname $($READLINK -f $(which clang)))/../lib"
fi
CLANG_LIB_DIR+="/clang"
if [ ! -d "$CLANG_LIB_DIR" ]; then
echo "$CLANG_LIB_DIR does not exist!" 1>&2
echo "Installing llvm-dev may help" 1>&2
exit 1
fi
# Drop patch level for <= 3.3.
if [ $(osxcross-cmp $CLANG_VERSION "<=" 3.3) -eq 1 ]; then
CLANG_VERSION=$(echo $CLANG_VERSION | tr '.' ' ' |
awk '{print $1, $2}' | tr ' ' '.')
fi
CLANG_INCLUDE_DIR="${CLANG_LIB_DIR}/${CLANG_VERSION}/include"
CLANG_DARWIN_LIB_DIR="${CLANG_LIB_DIR}/${CLANG_VERSION}/lib/darwin"
case $CLANG_VERSION in
3.2*) BRANCH=release_32 ;;
3.3*) BRANCH=release_33 ;;
3.4*) BRANCH=release_34 ;;
3.5*) BRANCH=release_35 ;;
3.6*) BRANCH=release_36 ;;
3.7*) BRANCH=release_37 ;;
3.8*) BRANCH=master ;;
* ) echo "Unsupported Clang version, must be >= 3.2 and <= 3.8" 1>&2; exit 1;
esac
pushd $OSXCROSS_BUILD_DIR &>/dev/null
if [ ! -e compiler-rt/.clone_complete ]; then
rm -rf compiler-rt
git clone http://llvm.org/git/compiler-rt.git
fi
pushd compiler-rt &>/dev/null
git reset --hard
git checkout $BRANCH
git clean -fdx
touch .clone_complete
git pull
sed -i "s/Configs += ios//g" make/platform/clang_darwin.mk
sed -i "s/Configs += cc_kext_ios5//g" make/platform/clang_darwin.mk
sed -i "s/Configs += profile_ios//g" make/platform/clang_darwin.mk
sed -i "s/Configs += asan_iossim_dynamic//g" make/platform/clang_darwin.mk
# Unbreak the -Werror build.
if [ -f lib/asan/asan_mac.h ]; then
sed -i "s/ASAN__MAC_H/ASAN_MAC_H/g" lib/asan/asan_mac.h
fi
if [ $(osxcross-cmp $CLANG_VERSION ">=" 3.5) -eq 1 ]; then
export MACOSX_DEPLOYMENT_TARGET=10.7
else
export MACOSX_DEPLOYMENT_TARGET=10.4
fi
if [ $(osxcross-cmp $MACOSX_DEPLOYMENT_TARGET ">" \
$OSXCROSS_SDK_VERSION) -eq 1 ];
then
echo ">= $MACOSX_DEPLOYMENT_TARGET SDK required" 1>&2
exit 1
fi
EXTRA_MAKE_FLAGS="LIPO=\"xcrun lipo\""
if [ $(osxcross-cmp $CLANG_VERSION "<=" 3.3) -eq 1 ]; then
EXTRA_MAKE_FLAGS+=" AR=\"xcrun ar\""
EXTRA_MAKE_FLAGS+=" RANLIB=\"xcrun ranlib\""
EXTRA_MAKE_FLAGS+=" CC=\"xcrun clang\""
fi
if [ -n "$OCDEBUG" ]; then
EXTRA_MAKE_FLAGS+=" VERBOSE=1"
fi
# Must eval here because of the spaces in EXTRA_MAKE_FLAGS.
eval \
"OSXCROSS_NO_X86_64H_DEPLOYMENT_TARGET_WARNING=1 \
$MAKE clang_darwin $EXTRA_MAKE_FLAGS -j $JOBS"
echo ""
echo ""
echo ""
echo "Please run the following commands by hand to install compiler-rt:"
echo ""
echo "mkdir -p ${CLANG_LIB_DIR}/${CLANG_VERSION}/include"
echo "mkdir -p ${CLANG_LIB_DIR}/${CLANG_VERSION}/lib/darwin"
echo "cp -r $PWD/include/sanitizer ${CLANG_INCLUDE_DIR}"
pushd "clang_darwin" &>/dev/null
function print_install_command() {
if [ -f "$1" ]; then
echo "cp $PWD/$1 ${CLANG_DARWIN_LIB_DIR}/$2"
fi
}
print_install_command "osx/libcompiler_rt.a" "libclang_rt.osx.a"
print_install_command "10.4/libcompiler_rt.a" "libclang_rt.10.4.a"
print_install_command "eprintf/libcompiler_rt.a" "libclang_rt.eprintf.a"
print_install_command "cc_kext/libcompiler_rt.a" "libclang_rt.cc_kext.a"
print_install_command "profile_osx/libcompiler_rt.a" "libclang_rt.profile_osx.a"
print_install_command "ubsan_osx_dynamic/libcompiler_rt.dylib" \
"libclang_rt.ubsan_osx_dynamic.dylib"
print_install_command "asan_osx_dynamic/libcompiler_rt.dylib" \
"libclang_rt.asan_osx_dynamic.dylib"
echo ""