# Description: LLVM
# URL: http://llvm.org
# Maintainer: CRUX compat-32 Team, compat-32-ports at crux dot nu
# Packager: Tilman Sauerbeck, tilman at crux dot nu
# Depends on: python-32 llvm

name=llvm-32
version=3.4.1
release=1
source=(http://llvm.org/releases/$version/{llvm,cfe}-$version.src.tar.gz)

build() {
	mv cfe-$version.src llvm-$version.src/tools/clang

	cd llvm-$version.src

	rm -rf tools/clang

	sed -i -e '/ActiveLibDir = ActivePrefix/s|lib|lib32|' \
		tools/llvm-config/llvm-config.cpp

	sed -i -e 's|LLVM_LIBDIR="${prefix}/lib"|LLVM_LIBDIR="${prefix}/lib32"|' \
		configure

	sed -i -e 's|$(PROJ_prefix)/lib|$(PROJ_prefix)/lib32|g' \
		Makefile.config.in

	./configure \
		--prefix=/usr \
		--libdir=/usr/lib32 \
		--host=i686-pc-linux-gnu \
		--without-oprofile \
		--enable-cxx11 \
		--enable-targets=x86,x86_64,r600 \
		--enable-shared

	make $MAKEFLAGS
	make DESTDIR=$PKG install

	mv $PKG/usr/bin/llvm-config $PKG/
	mv $PKG/usr/include/llvm/Config/{,llvm-}config.h $PKG/
	rm -r $PKG/usr/{bin,docs,include}

	# multilib
	install -d $PKG/usr/{bin,include/llvm/Config}
	mv $PKG/llvm-config $PKG/usr/bin/llvm-config-32
	mv $PKG/config.h $PKG/usr/include/llvm/Config/config-32.h
	mv $PKG/llvm-config.h $PKG/usr/include/llvm/Config/llvm-config-32.h

	# remove example hello transform
	rm $PKG/usr/lib32/LLVMHello.so

	# fix broken symlink
	ln -sf libLLVM-$version.so $PKG/usr/lib32/libLLVM-${version%.*}.so
}