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# Copyright 2004-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit toolchain-funcs
DESCRIPTION="Library for build EFI Applications"
HOMEPAGE="https://sourceforge.net/projects/gnu-efi/"
SRC_URI="https://downloads.sourceforge.net/gnu-efi/${P}.tar.bz2"
# inc/, lib/ dirs (README.efilib)
# - BSD-2
# gnuefi dir:
# - BSD (3-cluase): crt0-efi-ia32.S
# - GPL-2+ : setjmp_ia32.S
LICENSE="GPL-2+ BSD BSD-2"
SLOT="0"
KEYWORDS="-* amd64 ~arm arm64 ~riscv x86"
IUSE="abi_x86_32 abi_x86_64 custom-cflags"
REQUIRED_USE="
amd64? ( || ( abi_x86_32 abi_x86_64 ) )
x86? ( || ( abi_x86_32 abi_x86_64 ) )
"
# for ld.bfd and objcopy
BDEPEND="sys-devel/binutils"
# These objects get run early boot (i.e. not inside of Linux),
# so doing these QA checks on them doesn't make sense.
QA_EXECSTACK="usr/*/lib*efi.a:* usr/*/crt*.o"
RESTRICT="strip"
PATCHES=(
"${FILESDIR}"/${P}-clang.patch
"${FILESDIR}"/${PN}-3.0.18-remove-linux-headers.patch
)
check_and_set_objcopy() {
if [[ ${MERGE_TYPE} != "binary" ]]; then
# bug #931792
# llvm-objcopy does not support EFI target, try to use binutils objcopy or fail
tc-export OBJCOPY
OBJCOPY="${OBJCOPY/llvm-/}"
# Test OBJCOPY to see if it supports EFI targets, and return if it does
LC_ALL=C "${OBJCOPY}" --help | grep -q '\<pei-' && return 0
# If OBJCOPY does not support EFI targets, it is possible that the 'objcopy' on our path is
# still LLVM if the 'binutils-plugin' USE flag is set. In this case, we check to see if the
# '(prefix)/usr/bin/objcopy' binary is available (it should be, it's a dependency), and if
# so, we use the absolute path explicitly.
local binutils_objcopy="${EPREFIX}"/usr/bin/"${OBJCOPY}"
if [[ -e "${binutils_objcopy}" ]]; then
OBJCOPY="${binutils_objcopy}"
fi
LANG=C LC_ALL=C "${OBJCOPY}" --help | grep -q '\<pei-' || die "${OBJCOPY} (objcopy) does not support EFI target"
fi
}
pkg_pretend() {
check_and_set_objcopy
}
pkg_setup() {
check_and_set_objcopy
}
src_prepare() {
default
sed -i -e "s/-Werror//" Make.defaults || die
}
efimake() {
local arch=
case ${CHOST} in
arm*) arch=arm ;;
aarch64*) arch=aarch64 ;;
ia64*) arch=ia64 ;;
i?86*) arch=ia32 ;;
riscv64*) arch=riscv64;;
x86_64*) arch=x86_64 ;;
*) die "Unknown CHOST" ;;
esac
local args=(
ARCH="${arch}"
HOSTCC="${BUILD_CC}"
CC="${CC}"
AS="${AS}"
LD="${LD}"
AR="${AR}"
OBJCOPY="${OBJCOPY}"
PREFIX="${EPREFIX}/usr"
LIBDIR='$(PREFIX)'/$(get_libdir)
)
emake -j1 "${args[@]}" "$@"
}
src_compile() {
tc-export BUILD_CC AR AS CC LD OBJCOPY
if ! use custom-cflags; then
unset CFLAGS CPPFLAGS LDFLAGS
fi
if use amd64 || use x86; then
use abi_x86_32 && CHOST=i686 ABI=x86 efimake
use abi_x86_64 && CHOST=x86_64 ABI=amd64 efimake
else
efimake
fi
}
src_install() {
if use amd64 || use x86; then
use abi_x86_32 && CHOST=i686 ABI=x86 efimake INSTALLROOT="${D}" install
use abi_x86_64 && CHOST=x86_64 ABI=amd64 efimake INSTALLROOT="${D}" install
else
efimake INSTALLROOT="${D}" install
fi
einstalldocs
}
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