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# Contributor Eric Molitor <eric@molitor.org>
# Contributor Travis Tilley <ttilley@gmail.com>
# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=clang
# Note: Update together with llvm.
pkgver=7.0.1
pkgrel=1
_llvmver=${pkgver%%.*}
pkgdesc="A C language family front-end for LLVM"
arch="all"
url="http://llvm.org/"
license="NCSA"
makedepends="
	cmake
	isl-dev
	libedit-dev
	libexecinfo-dev
	libxml2-dev
	libxml2-utils
	llvm-dev>=$_llvmver
	llvm-static>=$_llvmver
	llvm-test-utils>=$_llvmver
	ninja
	python3
	"
depends_dev="$pkgname=$pkgver-r$pkgrel"
subpackages="$pkgname-static $pkgname-dev $pkgname-doc $pkgname-libs
	$pkgname-analyzer::noarch"
source="https://llvm.org/releases/$pkgver/cfe-$pkgver.src.tar.xz
	10-add-musl-triples.patch
	20-Enable-stack-protector-by-default-for-Alpine-Linux.patch"

builddir="$srcdir/cfe-$pkgver.src"

build() {
	mkdir -p "$builddir"/build
	cd "$builddir"/build

	cmake .. -G Ninja -Wno-dev \
		-DCMAKE_BUILD_TYPE=MinSizeRel \
		-DCMAKE_C_FLAGS_MINSIZEREL_INIT="$CFLAGS" \
		-DCMAKE_CXX_FLAGS_MINSIZEREL_INIT="$CXXFLAGS" \
		-DCMAKE_EXE_LINKER_FLAGS_MINSIZEREL_INIT="$LDFLAGS" \
		-DCMAKE_INSTALL_PREFIX=/usr \
		-DCMAKE_VERBOSE_MAKEFILE=OFF \
		-DCLANG_VENDOR=Alpine \
		-DCLANG_BUILD_EXAMPLES=OFF \
		-DCLANG_INCLUDE_DOCS=ON \
		-DCLANG_INCLUDE_TESTS=ON \
		-DCLANG_PLUGIN_SUPPORT=ON \
		-DLIBCLANG_BUILD_STATIC=ON \
		-DLLVM_ENABLE_EH=ON \
		-DLLVM_ENABLE_RTTI=ON

	ninja clang-tblgen
	ninja
}

check() {
	cd "$builddir"/build

	lit -sv --param clang_site_config=$builddir/build/test/lib.site.cfg $builddir/build/test
}

package() {
	cd "$builddir"/build

	DESTDIR="$pkgdir" ninja install
	install -m 644 lib/libclang.a "$pkgdir"/usr/lib
}

static() {
	pkgdesc="Static libraries for clang"

	mkdir -p "$subpkgdir"/usr/lib
	mv "$pkgdir"/usr/lib/*.a "$subpkgdir"/usr/lib/
}

analyzer() {
	pkgdesc="Clang source code analysis framework"
	depends="$pkgname=$pkgver-r$pkgrel perl python2"

	cd "$pkgdir"

	mkdir -p "$subpkgdir"/usr/bin \
		"$subpkgdir"/usr/libexec \
		"$subpkgdir"/usr/share/
	mv usr/bin/scan-* "$subpkgdir"/usr/bin/
	mv usr/libexec/*-analyzer "$subpkgdir"/usr/libexec/
	mv usr/share/scan-* "$subpkgdir"/usr/share/
}

sha512sums="df2f38153ebdc261bcfa6a569567f759bbb1a803192882a9d4eca55a47878166ac9057151a94ad341dc1281136547e4faa783a68070dfde2307b48cacd4b9194  cfe-7.0.1.src.tar.xz
b52cb7d74636d39d12dd6c94a2b2a9c01e4d6a535d151aa8ca49b691eb20e1b4ea08481f1517ef81f4501ebc305a32d7951638cc0385fee134131e827bb0b2f3  10-add-musl-triples.patch
b98f39354adf7cf09de5bcac498cccb5c5dd4b8ba7ea0e6c18f2f2204650288088a12b7a535451e21a451b890b70430d679a09df7161de03dbf30d6b49ee1ec0  20-Enable-stack-protector-by-default-for-Alpine-Linux.patch"