#!/usr/bin/env bash
name='clang'
release='3'
version='18.1.1'
url='https://github.com/llvm/llvm-project'
description='The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.'
email='aliriza.keskin@pardus.org.tr'
maintainer='aliriza'
license=('GPLv3')
source=(
    "https://github.com/llvm/llvm-project/releases/download/llvmorg-$version/clang-$version.src.tar.xz"
    "https://github.com/llvm/llvm-project/releases/download/llvmorg-$version/clang-tools-extra-$version.src.tar.xz"
    "https://github.com/llvm/llvm-project/releases/download/llvmorg-$version/llvm-$version.src.tar.xz"
    "https://github.com/llvm/llvm-project/releases/download/llvmorg-$version/cmake-$version.src.tar.xz"
)

depends=(llvm)
makedepends=()
md5sums=(
    '64294af06a888b7968ae977832f88396'
    '36e0f3ff5f2f927b8cb20e3220ae4d17'
    '466aecd0889df065dbc026b56f44eb89'
    'aa9a78a149fa45ad4d8336cbdaafcec8'
)

group=(sys.devel)
uses=()
arch=('x86_64')

cd $name-$version.src

prepare(){
    mv ../cmake{-$version.src,}
    mv ../clang-tools-extra-$version.src ../clang-$version.src/tools/extra
}

local cmake_args=(
    -G Ninja
    -DCMAKE_BUILD_TYPE=Release
    -DCMAKE_INSTALL_PREFIX=/usr
    -DCMAKE_INSTALL_DOCDIR=share/doc
    -DCMAKE_SKIP_RPATH=ON
    -DCLANG_DEFAULT_PIE_ON_LINUX=ON
    -DCLANG_LINK_CLANG_DYLIB=ON
    -DENABLE_LINKER_BUILD_ID=ON
    -DLLVM_BUILD_DOCS=OFF
    -DLLVM_BUILD_TESTS=OFF
    -DLLVM_INCLUDE_TESTS=OFF
    -DLLVM_ENABLE_RTTI=ON
    -DLLVM_ENABLE_SPHINX=OFF
    -DLLVM_EXTERNAL_LIT=/usr/bin/lit
    -DLLVM_INCLUDE_DOCS=OFF
    -DLLVM_LINK_LLVM_DYLIB=ON
    -DSPHINX_WARNINGS_AS_ERRORS=OFF
    -DLLVM_MAIN_SRC_DIR="$(realpath ~/llvm-$version.src)"
  )

setup(){
    mkdir build && cd build
    cmake .. ${cmake_args[@]}
}

build(){
    ninja -C build
}

package(){
    ninja -C build install
}