# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit cmake
PN=libjpeg-turbo
P=
DESCRIPTION="MMX, SSE, and SSE2 SIMD accelerated JPEG library"
HOMEPAGE="https://libjpeg-turbo.org/ https://sourceforge.net/projects/libjpeg-turbo/"
SRC_URI="mirror://sourceforge/${PN}/${PN}-${PV}.tar.gz
mirror://gentoo/libjpeg8_8d-2.debian.tar.gz"
LICENSE="BSD IJG ZLIB"
SLOT="82"
KEYWORDS="amd64"
IUSE="cpu_flags_arm_neon"
ASM_DEPEND="|| ( dev-lang/nasm dev-lang/yasm )"
DEPEND=""
RDEPEND=""
BDEPEND="
amd64? ( ${ASM_DEPEND} )
"
S=${WORKDIR}/${PN}-${PV}
MULTILIB_WRAPPED_HEADERS=( /usr/include/jconfig.h )
src_configure() {
local mycmakeargs=(
-DCMAKE_INSTALL_DEFAULT_DOCDIR="${EPREFIX}/usr/share/doc/${PF}"
-DCMAKE_SKIP_RPATH=YES
-DENABLE_STATIC=OFF
-DWITH_JAVA=OFF
-DWITH_JPEG8=1
-DWITH_MEM_SRCDST=ON
)
# Avoid ARM ABI issues by disabling SIMD for CPUs without NEON, bug #792810
if use arm || use arm64; then
mycmakeargs+=(
-DWITH_SIMD=$(usex cpu_flags_arm_neon)
-DNEON_INTRINSICS=$(usex cpu_flags_arm_neon)
)
fi
# We should tell the test suite which floating-point flavor we are
# expecting: https://github.com/libjpeg-turbo/libjpeg-turbo/issues/597
# For now, mark loong as fp-contract.
if use loong; then
mycmakeargs+=(
-DFLOATTEST=fp-contract
)
fi
# mostly for Prefix, ensure that we use our yasm if installed and
# not pick up host-provided nasm
if has_version -b dev-lang/yasm && ! has_version -b dev-lang/nasm; then
mycmakeargs+=(
-DCMAKE_ASM_NASM_COMPILER=$(type -P yasm)
)
fi
cmake_src_configure
}
src_install() {
dolib.so "${WORKDIR}/libjpeg-turbo-${PV}_build/libjpeg.so.8.2.2"
dosym libjpeg.so.8.2.2 /usr/$(get_libdir)/libjpeg.so.8
}
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