# Contributor Travis Tilley <ttilley@gmail.com>
# Maintainer: A. Wilcox <awilfox@adelielinux.org>
pkgname=clang
# Note: Update together with llvm.
pkgver=18.1.8
pkgrel=0
_llvmver=${pkgver%%.*}
pkgdesc="A C language family front-end for LLVM"
arch="all"
options="!dbg"
url="https://llvm.org/"
license="NCSA"
depends_dev="$pkgname=$pkgver-r$pkgrel"
makedepends="cmake isl-dev libedit-dev libexecinfo-dev libxml2-dev libxml2-utils
	llvm${_llvmver}-dev llvm${_llvmver}-static llvm${_llvmver}-test-utils
	z3 z3-dev"
subpackages="$pkgname-static $pkgname-dev $pkgname-doc $pkgname-libs
	$pkgname-analyzer::noarch"
source="https://github.com/llvm/llvm-project/releases/download/llvmorg-$pkgver/llvm-project-$pkgver.src.tar.xz
	0001-Add-support-for-Ad-lie-Linux.patch
	cfe-005-ppc64-dynamic-linker-path.patch
	ppc-dirwatcher.patch
	ppc-interp.patch
	use-llvm-lit.patch
	"
builddir="$srcdir/llvm-project-$pkgver.src/$pkgname"

prepare() {
	default_prepare

	#1054
	rm -fr \
		test/Coverage/html-diagnostics.c \
		test/Coverage/html-multifile-diagnostics.c \
		test/Modules/crash-vfs-path-emptydir-entries.m \
		test/Modules/crash-vfs-path-symlink-component.m \
		test/Modules/crash-vfs-path-symlink-topheader.m \
		test/Modules/crash-vfs-path-traversal.m \
		test/Modules/crash-vfs-relative-overlay.m \
		test/Modules/crash-vfs-umbrella-frameworks.m \
		test/Modules/load-module-with-errors.m \
		test/Modules/modules-with-same-name.m \
		test/Modules/prebuilt-implicit-modules.m \
		test/Modules/prune.m \
		test/Modules/signal.m \
		test/VFS/module-header-mismatches.m \
		test/VFS/module_missing_vfs.m \
		test/utils/update_cc_test_checks/basic-cplusplus.test \
		test/utils/update_cc_test_checks/check-globals.test \
		test/utils/update_cc_test_checks/check_attrs.test \
		test/utils/update_cc_test_checks/def-and-decl.test \
		test/utils/update_cc_test_checks/exec-all-runlines.test \
		test/utils/update_cc_test_checks/explicit-template-instantiation.test \
		test/utils/update_cc_test_checks/generated-funcs-regex.test \
		test/utils/update_cc_test_checks/generated-funcs.test \
		test/utils/update_cc_test_checks/global-hex-value-regex.test \
		test/utils/update_cc_test_checks/global-value-regex.test \
		test/utils/update_cc_test_checks/mangled_names.test \
		test/utils/update_cc_test_checks/on_the_fly_arg_change.test \
		test/utils/update_cc_test_checks/prefix-never-matches.test \
		test/utils/update_cc_test_checks/replace-value-regex-across-runs.test \
		test/utils/update_cc_test_checks/resolve-tmp-conflict.test \
		;

	rm -f test/Driver/ppc-float-abi-warning.cpp
}

build() {
	_build_type=MinSizeRel
	case $CARCH in
	ppc64)
		# https://github.com/llvm/llvm-project/issues/102192
		_build_type=Release;;
	esac
	CMAKE_PREFIX_PATH=/usr/lib/llvm$_llvmver/lib/cmake \
	cmake -Wno-dev \
		-DCMAKE_BUILD_TYPE=$_build_type \
		-DCMAKE_INSTALL_PREFIX=/usr \
		-DCMAKE_VERBOSE_MAKEFILE=OFF \
		-DCLANG_VENDOR=${DISTRO_SHORT_NAME:-Adélie} \
		-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 \
		-DLLVM_MAIN_SRC_DIR="$srcdir/llvm-$pkgver.src" \
		-DLLVM_EXTERNAL_LIT="/usr/lib/llvm$_llvmver/bin/lit" \
		-Bbuild \
		.

	make -C build clang-tblgen
	# too memory hungry
	if [ -z "$JOBS" ] || [ $JOBS -gt 32 ]; then
		make -C build -j32
	else
		make -C build
	fi
}

check() {
	make -C build check-clang
}

package() {
	make DESTDIR="$pkgdir" -C build install
	install -m 644 build/lib/libclang.a "$pkgdir"/usr/lib

	# mozilla will never be happy
	mkdir -p "$pkgdir"/usr/lib/llvm$_llvmver/bin
	mkdir -p "$pkgdir"/usr/lib/llvm$_llvmver/lib
	for _dir in bin lib; do
		cd "$pkgdir"/usr/$_dir
		for _file in *; do
			[ -f $_file ] || continue
			ln -s "../../../$_dir/$_file" \
				"$pkgdir"/usr/lib/llvm$_llvmver/$_dir/$_file
		done
		cd "$OLDPWD"
	done

	# needed for at least Qt Creator
	mkdir -p "$pkgdir"/usr/include/llvm$_llvmver
	ln -s ../clang "$pkgdir"/usr/include/llvm$_llvmver/clang
	ln -s ../clang-c "$pkgdir"/usr/include/llvm$_llvmver/clang-c
}

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

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

analyzer() {
	pkgdesc="Clang source code analysis framework"
	depends="$pkgname=$pkgver-r$pkgrel perl python3"

	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="25eeee9984c8b4d0fbc240df90f33cbb000d3b0414baff5c8982beafcc5e59e7ef18f6f85d95b3a5f60cb3d4cd4f877c80487b5768bc21bc833f107698ad93db  llvm-project-18.1.8.src.tar.xz
d37d2339a76c21666aa4405b2a620100e6967eb933535b5cea05f5de25a4d75510479443500715529cea38014028741d71553c7b247d5f349a05660133d66bc6  0001-Add-support-for-Ad-lie-Linux.patch
8272ec0eeb93287c9cc961099139f7cb0f94561befc31a4521387fa5f7216dc4b3d99750c4560a0b71ec4acde5bd776abef733cfafe81058ef054b62f72fc209  cfe-005-ppc64-dynamic-linker-path.patch
0032fdd3864870d345caff9c4ff44f58bebc802bddf06c4b3bf30276c89e237167e6dea03456d322d3f6e2ee5e3a2ecf9f649ed033f0ab078b80bda44371b3ce  ppc-dirwatcher.patch
d6de2ed213e2c2a95e6ee68c7c6abe72cad0b97341b221f1c3eed13fc3fbeb95b0a4b07bff9504461d64a659b7f4ea6d61be4ec9ff5c63722b0f41ab135e29a0  ppc-interp.patch
6c6b4fc49539ecf02e4eec9c2bbd89cc37fe01383e7884aa52c90ab0a4aa23cd9a86716bc645af6949f787d2fe3b9a3ad177baef1edbec928437872d14db536d  use-llvm-lit.patch"