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#_ _ _ _ _ _____ _ _
#| | _______ ____ _| | | || |___ | || |
#| |/ / _ \ \ / / _` | | | || |_ / /| || |_
#| < __/\ V / (_| | | |__ _/ / |__ _|
#|_|\_\___| \_/ \__,_|_|_| |_|/_/ |_|
#Maintainer: kevall474 <kevall474@tuta.io> <https://github.com/kevall474>
#Credits: Evangelos Foutras <evangelos@foutrelis.com>
#Credits: Jan "heftig" Steffens <jan.steffens@gmail.com>
pkgname=clang-rc
pkgdesc='C language family frontend for LLVM (rc release)'
url='https://clang.llvm.org/'
pkgver=12.0.0rc5
versiontag=12.0.0-rc5
pkgrel=1
arch=('x86_64')
license=('custom:Apache 2.0 with LLVM Exception')
depends=('llvm-libs' 'gcc' 'compiler-rt')
makedepends=('llvm' 'cmake' 'ninja' 'python-sphinx' 'python2')
optdepends=('openmp: OpenMP support in clang with -fopenmp'
'python: for scan-view and git-clang-format'
'llvm: referenced by some clang headers')
conflicts=('clang-analyzer' 'clang-tools-extra' 'clang' 'clang-git' 'clang-stable')
replaces=('clang-analyzer' 'clang-tools-extra')
provides=('clang-analyzer' 'clang-tools-extra' 'clang')
source=("https://github.com/llvm/llvm-project/releases/download/llvmorg-$versiontag/llvm-project-$pkgver.src.tar.xz")
md5sums=('SKIP')
# Utilizing LLVM_DISTRIBUTION_COMPONENTS to avoid
# installing static libraries; inspired by Gentoo
_get_distribution_components(){
local target
ninja -t targets | grep -Po 'install-\K.*(?=-stripped:)' | while read -r target; do
case $target in
clang-libraries|distribution)
continue
;;
clang-tidy-headers)
continue
;;
clang|clangd|clang-*)
;;
clang*|findAllSymbols)
continue
;;
esac
echo $target
done
}
prepare(){
if ! dir llvm-project-$pkgver.src/clang/tools/extra; then
cp -r llvm-project-$pkgver.src/clang-tools-extra llvm-project-$pkgver.src/clang/tools/extra
fi
}
build(){
cd llvm-project-$pkgver.src/clang
rm -rf build
mkdir build
cd build
cmake .. -G Ninja \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_INSTALL_PREFIX=/usr \
-DPYTHON_EXECUTABLE=/usr/bin/python \
-DLLVM_LINK_LLVM_DYLIB=ON \
-DCLANG_LINK_CLANG_DYLIB=ON \
-DLLVM_ENABLE_RTTI=ON \
-DLLVM_BUILD_TESTS=OFF \
-DLLVM_INCLUDE_DOCS=ON \
-DLLVM_BUILD_DOCS=OFF \
-DLLVM_ENABLE_SPHINX=OFF \
-DSPHINX_WARNINGS_AS_ERRORS=OFF \
-DLLVM_EXTERNAL_LIT=/usr/bin/lit \
-DLLVM_MAIN_SRC_DIR="$srcdir/llvm-project-$pkgver.src/llvm"
cmake .. "${cmake_args[@]}"
local distribution_components=$(_get_distribution_components | paste -sd\;)
test -n "$distribution_components"
cmake_args+=(-DLLVM_DISTRIBUTION_COMPONENTS="$distribution_components")
cmake .. "${cmake_args[@]}"
ninja
}
_python2_optimize(){
python2 -m compileall "$@"
python2 -O -m compileall "$@"
}
_python3_optimize(){
python3 -m compileall "$@"
python3 -O -m compileall "$@"
python3 -OO -m compileall "$@"
}
#_python_optimize() {
# python -m compileall "$@"
# python -O -m compileall "$@"
# python -OO -m compileall "$@"
#}
package(){
DESTDIR="$pkgdir" ninja -C llvm-project-$pkgver.src/clang/build/ install-distribution
install -Dm644 llvm-project-$pkgver.src/clang/LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
# Remove documentation sources
#rm -r "$pkgdir"/usr/share/doc/clang{,-tools}/html/{_sources,.buildinfo}
#rm -r "$pkgdir"/usr/share/doc/clang/html/{_sources,.buildinfo}
# Move analyzer scripts out of /usr/libexec
mv "$pkgdir"/usr/libexec/{ccc,c++}-analyzer "$pkgdir/usr/lib/clang/"
rmdir "$pkgdir/usr/libexec"
sed -i 's|libexec|lib/clang|' "$pkgdir/usr/bin/scan-build"
# Install Python bindings
for _py in 2.7 3.9; do
install -d "$pkgdir/usr/lib/python$_py/site-packages"
cp -a llvm-project-$pkgver.src/clang/bindings/python/clang "$pkgdir/usr/lib/python$_py/site-packages/"
_python${_py%%.*}_optimize "$pkgdir/usr/lib/python$_py"
done
# Fix shebang in Python 2 script
sed -i '1s|/usr/bin/env python$|&2|' "$pkgdir"/usr/share/clang/run-find-all-symbols.py
touch -d @$SOURCE_DATE_EPOCH "$pkgdir"/usr/share/clang/run-find-all-symbols.py
# Compile Python scripts
_python2_optimize "$pkgdir/usr/share/clang"
_python3_optimize "$pkgdir/usr/share" -x 'clang-include-fixer|run-find-all-symbols'
#_py="3.9"
#cd llvm-project
# Install Python bindings and optimize them
#cp -a llvm/bindings/python/llvm "$pkgdir"/usr/lib/python$_py/site-packages/
#cp -a clang/bindings/python/clang "$pkgdir"/usr/lib/python$_py/site-packages/
#_python_optimize "$pkgdir"/usr/lib/python$_py/site-packages
#optimize other python files except 2 problem cases
#_python_optimize "$pkgdir"/usr/share -x 'clang-include-fixer|run-find-all-symbols'
}
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