# Template file for 'llvm'
pkgname=llvm
version=3.9.0
revision=2
wrksrc="llvm-${version}.src"
lib32disabled=yes
build_style=cmake
configure_args="
 -DCMAKE_BUILD_TYPE=Release
 -DLLVM_BUILD_LLVM_DYLIB=ON
 -DLLVM_LINK_LLVM_DYLIB=OFF
 -DLLVM_DYLIB_EXPORT_ALL=ON
 -DLLVM_ENABLE_RTTI=ON
 -DLLVM_ENABLE_FFI=ON
 -DLLVM_BINUTILS_INCDIR=/usr/include
 -DCMAKE_INSTALL_DO_STRIP=0"
nodebug=yes  # while -DLLVM_LINK_LLVM_DYLIB=OFF
short_desc="Low Level Virtual Machine"
maintainer="Juan RP <xtraeme@voidlinux.eu>"
homepage="http://www.llvm.org"
license="BSD"
distfiles="
 http://www.llvm.org/releases/${version}/llvm-${version}.src.tar.xz
 http://www.llvm.org/releases/${version}/lldb-${version}.src.tar.xz
 http://www.llvm.org/releases/${version}/lld-${version}.src.tar.xz
 http://www.llvm.org/releases/${version}/cfe-${version}.src.tar.xz
 http://www.llvm.org/releases/${version}/clang-tools-extra-${version}.src.tar.xz
 http://www.llvm.org/releases/${version}/compiler-rt-${version}.src.tar.xz"
checksum="66c73179da42cee1386371641241f79ded250e117a79f571bbd69e56daa48948
 61280e07411e3f2b4cca0067412b39c16b0a9edd19d304d3fc90249899d12384
 986e8150ec5f457469a20666628bf634a5ca992a53e157f3b69dbc35056b32d9
 7596a7c7d9376d0c89e60028fe1ceb4d3e535e8ea8b89e0eb094e0dcb3183d28
 5b7aec46ec8e999ec683c87ad744082e1133781ee4b01905b4bdae5d20785f14
 e0e5224fcd5740b61e416c549dd3dcda92f10c524216c1edb5e979e42078a59a"

# XXX Investigate ocaml bindings.
hostmakedepends="groff perl python zlib-devel libffi-devel swig"
makedepends="python-devel zlib-devel libffi-devel libedit-devel libxml2-devel binutils-devel"
depends="libllvm3.9"

subpackages="clang-tools-extra clang clang-analyzer libllvm3.9"
if [ -z "$CROSS_BUILD" ]; then
	# XXX fails to cross compile due to python
	subpackages+=" lldb lldb-devel"
fi
subpackages+=" lld lld-devel"

post_extract() {
	# patches
	cd ${XBPS_BUILDDIR}/llvm-${version}.src
	for i in ${FILESDIR}/patches/llvm/llvm-*.patch; do
		msg_normal "Applying $i to llvm\n"
		patch -sNp1 -i ${i}
	done

	cd ${XBPS_BUILDDIR}/compiler-rt-${version}.src
	for i in ${FILESDIR}/patches/compiler-rt/compiler-rt-*.patch; do
		msg_normal "Applying $i to compiler-rt\n"
		patch -sNp1 -i ${i}
	done
	# FIX BUG 22661
	case "$XBPS_TARGET_MACHINE" in
		i686*) sed -ri "/ifeq.*CompilerTargetArch/s#i386#i686#g" make/platform/clang_linux.mk ;;
	esac

	cd ${XBPS_BUILDDIR}/cfe-${version}.src
	for i in ${FILESDIR}/patches/cfe/cfe-*.patch; do
		msg_normal "Applying $i to cfe\n"
		patch -sNp1 -i ${i}
	done

	cd ${XBPS_BUILDDIR}/lldb-${version}.src
	for i in ${FILESDIR}/patches/lldb/*.patch; do
		msg_normal "Applying $i to lldb\n"
		patch -sNp1 -i ${i}
	done
	case "$XBPS_TARGET_MACHINE" in
		*-musl) sed -i 's|__ptrace_request|int|g' source/Plugins/Process/Linux/NativeProcessLinux.cpp ;;
	esac

	# Move clang files into the llvm source.
	if [ -d ${XBPS_BUILDDIR}/cfe-${version}.src ]; then
		mv ${XBPS_BUILDDIR}/cfe-${version}.src ${wrksrc}/tools/clang
	fi
	# Move clang-tools-extra files into llvm source.
	if [ -d ${XBPS_BUILDDIR}/clang-tools-extra-${version}.src ]; then
		mv ${XBPS_BUILDDIR}/clang-tools-extra-${version}.src ${wrksrc}/tools/clang/tools/extra
	fi
	# Move lld files into the llvm source.
	if [ -d ${XBPS_BUILDDIR}/lld-${version}.src ]; then
		mv ${XBPS_BUILDDIR}/lld-${version}.src ${wrksrc}/tools/lld
	fi
	# Move lldb files into the llvm source.
	if [ -z "$CROSS_BUILD" -a -d ${XBPS_BUILDDIR}/lldb-${version}.src ]; then
		mv ${XBPS_BUILDDIR}/lldb-${version}.src ${wrksrc}/tools/lldb
	fi
	# Move compiler-rt files into the llvm source.
	if [ -d ${XBPS_BUILDDIR}/compiler-rt-${version}.src ]; then
		mv ${XBPS_BUILDDIR}/compiler-rt-${version}.src ${wrksrc}/projects/compiler-rt
	fi
	case "$XBPS_TARGET_MACHINE" in
		*-musl)
			# Disable sanitizers
			sed -i 's/set(COMPILER_RT_HAS_SANITIZER_COMMON TRUE)/set(COMPILER_RT_HAS_SANITIZER_COMMON FALSE)/' ${wrksrc}/projects/compiler-rt/cmake/config-ix.cmake
			;;
	esac

}

pre_configure() {
	if [ "$CROSS_BUILD" ]; then
		msg_normal "Building host tblgen\n"
		mkdir -p build/HOST
		cd build/HOST
		CC="$BUILD_CC" CXX="$BUILD_CXX" CFLAGS="$BUILD_CFLAGS" \
			CXXFLAGS="$BUILD_CXXFLAGS" LDFLAGS="$BUILD_LDFLAGS" \
			cmake ../.. -DCMAKE_BUILD_TYPE=Release
		make ${makejobs} -C utils/TableGen
		make ${makejobs} -C tools/clang/utils/TableGen
		configure_args+=" -DLLVM_TABLEGEN=${wrksrc}/build/HOST/bin/llvm-tblgen"
		configure_args+=" -DCLANG_TABLEGEN=${wrksrc}/build/HOST/bin/clang-tblgen"
		cd ../..
	fi

	case "$XBPS_TARGET_MACHINE" in
		i686*) _arch="X86";;
		x86_64*) _arch="X86";;
		arm*) _arch="ARM";;
		aarch64*) _arch="AArch64";;
		mips*) _arch="Mips";;
	esac
	configure_args+=" -DLLVM_TARGET_ARCH=${_arch}"
	configure_args+=" -DLLVM_DEFAULT_TARGET_TRIPLE=${XBPS_CROSS_TRIPLET:-$XBPS_TRIPLET}"
}
post_configure() {
	# Don't leak CFLAGS into llvm-config.
        sed -i -e "s|\(-specs=.*hardened-ld\)||g" -e "s|\(-specs=.*hardened-cc1\)||g" tools/llvm-config/BuildVariables.inc
}

do_install() {
	vlicense LICENSE.TXT

	cd build
	cmake -DCMAKE_INSTALL_PREFIX=${DESTDIR}/usr -P cmake_install.cmake

	# Fix permissions of static libs
	chmod -x ${DESTDIR}/usr/lib/*.a

	# Required for multilib.
	if [ "$XBPS_TARGET_MACHINE" = "x86_64" ]; then
		for _header in llvm-config; do
			mv ${DESTDIR}/usr/include/llvm/Config/${_header}{,-64}.h
			vinstall ${FILESDIR}/llvm-Config-${_header}.h 644 \
				usr/include/llvm/Config ${_header}.h
		done
	fi

	ln -s /usr/bin/clang ${DESTDIR}/usr/bin/clang-cpp

	# Remove llvm-config-host in cross builds.
	if [ "$CROSS_BUILD" ]; then
		rm -f ${DESTDIR}/usr/bin/llvm-config-host
	fi
}

clang-analyzer_package() {
	noarch=yes
	pycompile_dirs="usr/share/scan-view"
	depends="clang-${version}_${revision} python"
	short_desc+=" - A source code analysis framework"
	homepage="http://clang-analyzer.llvm.org/"
	pkg_install() {
		vmove usr/share/man/man1/scan-build.1
		vmove "/usr/bin/scan-*"
		vmove "/usr/share/scan-*"
		vmove "/usr/libexec/*analyzer"
	}
}
clang-tools-extra_package() {
	depends="clang-${version}_${revision} python"
	short_desc+=" - Extra Clang tools"
	homepage="http://clang.llvm.org/extra/"
	pkg_install() {
		vmove usr/bin/clang-apply-replacements
		vmove usr/bin/clang-query
		vmove usr/bin/clang-rename
		vmove usr/bin/clang-tidy
		vmove usr/bin/modularize
		vmove "usr/lib/libclangApplyReplacements*"
		vmove "usr/lib/libclangQuery*"
		vmove "usr/lib/libclangRename*"
		vmove "usr/lib/libclangTidy*"
		vmove "usr/share/clang/*tidy*"
	}
}
clang_package() {
	lib32disabled=yes
	depends="libstdc++-devel libgcc-devel binutils"
	case "$XBPS_TARGET_MACHINE" in
		*-musl) depends+=" musl-devel";;
		*) depends+=" glibc-devel";;
	esac
	short_desc+=" - C language family frontend"
	homepage="http://clang.llvm.org/"
	pkg_install() {
		vmove usr/include/clang
		vmove "usr/bin/*clang*"
		vmove usr/bin/c-index-test
		vmove usr/lib/clang
		vmove usr/lib/cmake/clang
		vmove "usr/lib/libclang*"
		vmove "usr/share/clang"
	}
}
lld_package() {
	lib32disabled=yes
	short_desc+=" - linker"
	homepage="http://lld.llvm.org"
	pkg_install() {
		vmove usr/bin/lld*
		vmove usr/bin/ld.lld*
	}
}
lld-devel_package() {
	lib32disabled=yes
	short_desc+=" - linker - development files"
	homepage="http://lld.llvm.org"
	pkg_install() {
		vmove usr/include/lld
		vmove "usr/lib/liblld*a"
	}
}
lldb_package() {
	lib32disabled=yes
	depends+=" python-six"
	short_desc+=" - LLDB debugger"
	homepage="http://lldb.llvm.org/"
	pkg_install() {
		vmove usr/bin/*lldb*
		vmove usr/lib/liblldb*so.*
		vman tools/lldb/docs/lldb.1
		vmove /usr/lib/python*
		# Depend on python-six instead of conflicting
		rm "${PKGDESTDIR}/usr/lib/python2.7/site-packages/six.py"
	}
}
lldb-devel_package() {
	depends="lldb>=${version}_${revision}"
	short_desc+=" - LLDB debugger - development files"
	pkg_install() {
		vmove usr/include/lldb
		vmove "usr/lib/liblldb*.a"
		vmove "usr/lib/liblldb*.so"
	}
}
libllvm3.9_package() {
	short_desc+=" - runtime library"
	pkg_install() {
		vmove "usr/lib/libLLVM-*.so*"
	}
}