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[COPY] t2/package/*/libunwind/libunwind.desc
[COPY] Copyright (C) 2008 - 2025 The T2 SDE Project
[COPY] SPDX-License-Identifier: GPL-2.0
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[I] LLVM Unwinder

[T] libunwind is an implementation of the interface defined by the HP
[T] libunwind project. It was contributed by Apple as a way to enable
[T] clang++ to port to platforms that do not have a system unwinder. It
[T] is intended to be a small and fast implementation of the ABI, leaving
[T] off some features of HP’s libunwind that never materialized
[T] (e.g. remote unwinding).

[U] https://clang.llvm.org/docs/Toolchain.html#unwind-library

[A] University of Illinois/NCSA
[A] Chris Lattner <clattner@apple.com>
[M] Rene Rebe <rene@t2-project.org>

[C] extra/development
[F] OBJDIR CROSS

[L] BSD
[S] Stable
[V] 20.1.8
[P] O -1---5---9 102.350

[CV-GROUP] llvmorg
[D] d656b48962cd03901ba99fd61c71dc0a9f8b502a58e8414c9dcd0bb0 libunwind-20.1.8.src.tar.xz https://github.com/llvm/llvm-project/releases/download/llvmorg-20.1.8/
[D] 7281100b5460140aac62efdf92ff82bb5542adcf69806d73bfcb35b9 llvm-cmake-20.1.8.src.tar.xz !https://github.com/llvm/llvm-project/releases/download/llvmorg-20.1.8/cmake-20.1.8.src.tar.xz

cmake_mod() {
	tar $taropt `match_source_file -p cmake` -C ..
	mv -vf ../cmake-*src ../../cmake
}
hook_add preconf 5 cmake_mod

var_append cmakeopt ' ' -DLIBCXX_USE_COMPILER_RT=YES

if atstage cross; then
	var_append GCC_WRAPPER_APPEND ' ' '-nodefaultlibs -lc -stdlib=libc++'
fi

[ "${libdir##*/lib}" ] && var_append cmakeopt ' ' "-DLLVM_LIBDIR_SUFFIX=${libdir##*/lib}"
#var_append cmakeopt ' ' -DLLVM_BUILD_LLVM_DYLIB=ON
var_append cmakeopt ' ' -DBUILD_SHARED_LIBS=ON

#var_append confopt ' ' '--disable-bindings' # TODO: config option