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# Copyright 1999-2019 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI="7"
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inherit flag-o-matic toolchain-funcs
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DESCRIPTION="A libc optimized for small size"
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HOMEPAGE="https://www.fefe.de/dietlibc/"
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SRC_URI="https://www.fefe.de/dietlibc/${P}.tar.xz"
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LICENSE="GPL-2"
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SLOT="0"
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KEYWORDS="~alpha ~amd64 ~arm ~ia64 ~mips ~sparc ~x86 ~amd64-linux ~x86-linux"
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IUSE=""
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DEPEND=">=sys-devel/binutils-2.31.1-r4"
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RDEPEND=""
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DIETHOME="/usr/diet"
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src_prepare() {
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default
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# Replace sparc64 related C[XX]FLAGS (see bug #45716)
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use sparc && replace-sparc64-flags
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# gcc-hppa suffers support for SSP, compilation will fail
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use hppa && strip-unsupported-flags
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# Makefile does not append CFLAGS
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append-flags -W -Wall -Wchar-subscripts \
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-Wmissing-prototypes -Wmissing-declarations -Wno-switch \
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-Wno-unused -Wredundant-decls -fno-strict-aliasing
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# Disable ssp for we default to it on >=gcc-4.8.3
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append-flags $(test-flags -fno-stack-protector)
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# only use -nopie on archs that support it
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tc-enables-pie && append-flags -no-pie
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sed -i -e 's:strip::' Makefile || die
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append-flags -Wa,--noexecstack
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}
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src_compile() {
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emake prefix="${EPREFIX}"${DIETHOME} \
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CC="$(tc-getCC)" \
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CFLAGS="${CFLAGS}" \
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STRIP=":"
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}
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src_install() {
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emake -j1 prefix="${EPREFIX}"${DIETHOME} \
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DESTDIR="${D}" \
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install-bin \
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install-headers \
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install-profiling
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dobin "${ED}"${DIETHOME}/bin/*
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doman "${ED}"${DIETHOME}/man/*/*
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rm -r "${ED}"${DIETHOME}/{man,bin} || die
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dodoc AUTHOR BUGS CAVEAT CHANGES README THANKS TODO PORTING
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}
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