File wasi-libcxx.spec of Package wasi-libcxx

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File wasi-libcxx.spec of Package wasi-libcxx

#
# spec file for package wasi-compiler-rt
#
# Copyright (c) 2022 SUSE LLC
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
# upon. The license for this file, and modifications and additions to the
# file, is the same license as for the pristine package itself (unless the
# license for the pristine package is not an Open Source License, in which
# case the license is the MIT License). An "Open Source License" is a
# license that conforms to the Open Source Definition (Version 1.9)
# published by the Open Source Initiative.

# Please submit bugfixes or comments via https://bugs.opensuse.org/
#

%define _relver 14.0.6
%define _version %_relver%{?_rc:rc%_rc}
%define _tagver %_relver%{?_rc:-rc%_rc}
%define _minor  14.0
%define _sonum  14
%define _itsme14 1
# Integer version used by update-alternatives
%define _uaver  1406
%define _soclang 13
%define _socxx  1

%define wasi_sysroot %{_datadir}/wasi-sysroot/

Name:           wasi-libcxx
Version:        %_relver%{?_rc:~rc%_rc}
Release:        0
Summary:        WASI version of libc++/libc++abi for WebAssembly 
License:        Apache-2.0 WITH LLVM-exception AND NCSA
Group:          Development/Languages/Other
URL:            https://www.llvm.org
Source0:        https://github.com/llvm/llvm-project/releases/download/llvmorg-%{_tagver}/llvm-%{_version}.src.tar.xz
Source4:        https://github.com/llvm/llvm-project/releases/download/llvmorg-%{_tagver}/libcxx-%{_version}.src.tar.xz
Source5:        https://github.com/llvm/llvm-project/releases/download/llvmorg-%{_tagver}/libcxxabi-%{_version}.src.tar.xz
BuildRequires:  clang14
BuildRequires:  llvm14
BuildRequires:  glibc-devel
BuildRequires:  llvm14-devel
BuildRequires:  cmake >= 3.13.4
BuildRequires:  fdupes
BuildRequires:  lld14
BuildRequires:  wasi-libc

%description
WASI version of libc++/libc++abi for WebAssembly

%prep
%setup -q -a 0 -a 4 -a 5 -c

# Move into right place
mv llvm-%{_version}.src llvm
mv libcxx-%{_version}.src libcxx
mv libcxxabi-%{_version}.src libcxxabi

%build
export CC=clang
export CXX=clang++
export AR=llvm-ar
export RANLIB=llvm-ranlib
# Stack protection doesn't work with this lib
%global optflags %{nil}
export CFLAGS="-O2"

BUILD_FLAGS="-DCMAKE_BUILD_TYPE=RelWithDebugInfo \
-DCMAKE_C_COMPILER_WORKS=ON \
-DCMAKE_CXX_COMPILER_WORKS=ON \
-DCMAKE_CXX_COMPILER_TARGET=wasm32-wasi \
-DCMAKE_INSTALL_PREFIX:PATH=%{wasi_sysroot}/ \
-DCMAKE_SYSROOT=%{wasi_sysroot} \
-DCMAKE_VERBOSE_MAKEFILE:BOOL=ON \
-DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=ONLY \
-DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=ONLY \
-DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ONLY \
-DCMAKE_AR=%{_bindir}/llvm-ar \
-DCMAKE_RANLIB=%{_bindir}/llvm-ranlib \
-DCXX_SUPPORTS_CXX11=ON \
-DDEFAULT_SYSROOT=%{wasi-sysroot} \
-DLIBCXXABI_BUILD_EXTERNAL_THREAD_LIBRARY:BOOL=OFF \
-DLIBCXXABI_ENABLE_EXCEPTIONS:BOOL=OFF \
-DLIBCXXABI_SUPPORTS_FNO_EXCEPTIONS_FLAG:BOOL=ON \
-DLIBCXXABI_ENABLE_PIC:BOOL=OFF \
-DLIBCXXABI_ENABLE_SHARED:BOOL=OFF \
-DLIBCXXABI_ENABLE_THREADS:BOOL=OFF \
-DLIBCXXABI_HAS_EXTERNAL_THREAD_API:BOOL=OFF \
-DLIBCXXABI_HAS_PTHREAD_API:BOOL=OFF \
-DLIBCXXABI_HAS_WIN32_THREAD_API:BOOL=OFF \
-DLIBCXXABI_SILENT_TERMINATE:BOOL=ON \
-DLIBCXX_ABI_VERSION=2 \
-DLIBCXX_BUILD_EXTERNAL_THREAD_LIBRARY:BOOL=OFF \
-DLIBCXX_CXX_ABI_INCLUDE_PATHS=../../libcxxabi/include \
-DLIBCXX_CXX_ABI=libcxxabi \
-DLIBCXX_ENABLE_EXCEPTIONS:BOOL=OFF \
-DLIBCXX_SUPPORTS_FNO_EXCEPTIONS_FLAG:BOOL=ON \
-DLIBCXX_ENABLE_EXPERIMENTAL_LIBRARY:BOOL=OFF \
-DLIBCXX_ENABLE_FILESYSTEM:BOOL=OFF \
-DLIBCXX_ENABLE_SHARED:BOOL=OFF \
-DLIBCXX_ENABLE_THREADS:BOOL=OFF \
-DLIBCXX_HAS_EXTERNAL_THREAD_API:BOOL=OFF \
-DLIBCXX_HAS_PTHREAD_API:BOOL=OFF \
-DLIBCXX_HAS_WIN32_THREAD_API:BOOL=OFF \
-DLIBCXX_INCLUDE_BENCHMARKS:BOOL=FALSE \
-DLIBCXX_INCLUDE_TESTS:BOOL=FALSE \
-DLIBCXX_LIBDIR_SUFFIX=/wasm32-wasi \
-DLLVM_COMPILER_CHECKED=ON \
-DLLVM_DEFAULT_TARGET_TRIPLE=wasm32-wasi \
-DLLVM_TARGETS_TO_BUILD=WebAssembly \
-DUNIX:BOOL=ON"

mkdir build_libcxx
cd build_libcxx
%cmake \
    $BUILD_FLAGS \
    ../../libcxx/
%cmake_build
# Macro above enters into a directory, so we need to go back twice
cd ../..

mkdir build_libcxxabi
cd build_libcxxabi/

%cmake \
    $BUILD_FLAGS \
    -DLIBCXXABI_LIBCXX_INCLUDES=../../build_libcxx/build/include/c++/v1  \
    -DLIBCXXABI_LIBDIR_SUFFIX=/wasm32-wasi \
    ../../libcxxabi/
%cmake_build

%install
make install DESTDIR="%{buildroot}"  -C build_libcxx/build
make install DESTDIR="%{buildroot}" -C build_libcxxabi/build 
# OBS uses system strip and ar, which both can't handle wasm-files
export NO_BRP_AR=true
export NO_BRP_STRIP_DEBUG=true

%files
%{wasi_sysroot}/lib/wasm32-wasi/
%{wasi_sysroot}/include

%changelog

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File wasi-libcxx.spec of Package wasi-libcxx

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