Added dev-libs/dietlibc.

dev-libs/dietlibc/Manifest

@@ -0,0 +1,4 @@
+AUX dietlibc_makefile_uname.patch 528 SHA256 f029f7256e0f1d0c8900a7da6b47dcdf281ca13c7337f1cc8e856471d2de7b46 SHA512 25a5bb2aad451542936f1f8189a4378e1debeb6b38489c5c246246a12c5317f620f86ed5396264a20d178d50703a9454968fa529980c3324d7741e75da9baf31 WHIRLPOOL bb1d5cfdc258a395d0b9034b61b46ba9c33b59325a8351a376a1dc941649926c79aa6cd9af3cbdf3ea7613d12c816d0446b7f19e053ff46896032d6e2fead657
+DIST dietlibc-0.34_pre20140729.tar.bz2 670195 SHA256 d6693610c756dbfc070c0ffed5a75e1ddab8d119394962ca1ed4d42f34b57318 SHA512 a0bb5465f7fc985fd074dfcc4039003ec26b6b5fde5f2ccc53322067bd1a6459e742c9debeffda0b5146e287baa8e49f74f4a8ffafdf1daacacec4768d13db36 WHIRLPOOL 566e505a65e3f81c5507fc494324b4f48e5af27683d69c443cf7d2380599a24bbc984d7d430acb25bc0d28baa924565ee513c8217dd2eb6a960c70d6d2a7e1b7
+EBUILD dietlibc-0.34_pre20140729.ebuild 1641 SHA256 245cd4b7eb0d465fe09c0f0fe35873b271d4be7bb7412d453f57369a0e305467 SHA512 8384efcf28b715ab6da6a2765b723a39a955e4d258bd477c7e6b3eef638ff4d65235f9c2142364618cd890980cf7e83ca7c8c9614886f6f9a6e9d9bcfd9abdc4 WHIRLPOOL 67e154c09c59af7ded47d8c30d610db8823498efcf20fa899e6c766eb1082da5559b4d459dc7c21f0623463b013c3f5f78f51f5519ec93ee54888f32464c5805
+MISC metadata.xml 416 SHA256 d95b607d6ec29573cd92ab2edf016985e1bb9894b5e619870e63fa2c77056b16 SHA512 7d39c127ffecbfc46fc6987189f2d28e92b35effbd71d4aadc465ac5fe1e47d088574700b26bb0bc27f1fd17b3487de85317f34a87393597f99b38a9be3c0c0d WHIRLPOOL da62dae0ece9c8392b2756c64e474b568e65aa8924d0178cd7ea166c31bdd84b7595296029a0bb526762a5d23e9302730f88368f2bec3019f82615c4720c3ca7

dev-libs/dietlibc/dietlibc-0.34_pre20140729.ebuild

@@ -0,0 +1,68 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=5
+inherit eutils flag-o-matic toolchain-funcs
+
+DESCRIPTION="A libc optimized for small size"
+HOMEPAGE="http://www.fefe.de/dietlibc/"
+SRC_URI="https://dev.gentoo.org/~patrick/${P}.tar.bz2"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="alpha amd64 ~arm ~ia64 ~mips sparc x86 ~amd64-linux ~x86-linux"
+IUSE=""
+
+DEPEND=""
+RDEPEND=""
+
+DIETHOME=/usr/diet
+
+S=${WORKDIR}/dietlibc
+
+PATCHES=(
+        "${FILESDIR}"/dietlibc_makefile_uname.patch
+)
+
+src_prepare() {
+	# Replace sparc64 related C[XX]FLAGS (see bug #45716)
+	use sparc && replace-sparc64-flags
+
+	# gcc-hppa suffers support for SSP, compilation will fail
+	use hppa && strip-unsupported-flags
+
+	# Makefile does not append CFLAGS
+	append-flags -nostdinc -W -Wall -Wextra -Wchar-subscripts \
+		-Wmissing-prototypes -Wmissing-declarations -Wno-switch \
+		-Wno-unused -Wredundant-decls -fno-strict-aliasing
+
+	# Disable ssp for we default to it on >=gcc-4.8.3
+	append-flags $(test-flags -fno-stack-protector)
+
+	# only use -nopie on archs that support it
+	gcc-specs-pie && append-flags -nopie
+
+	sed -i -e 's:strip::' Makefile || die
+	append-flags -Wa,--noexecstack
+}
+
+src_compile() {
+	emake -j1 prefix="${EPREFIX}"${DIETHOME} \
+		CC="$(tc-getCC)" \
+		CFLAGS="${CFLAGS}" \
+		STRIP=":"
+}
+
+src_install() {
+	emake -j1 prefix="${EPREFIX}"${DIETHOME} \
+		DESTDIR="${D}" \
+		install-bin \
+		install-headers \
+		install-profiling
+
+	dobin "${ED}"${DIETHOME}/bin/*
+	doman "${ED}"${DIETHOME}/man/*/*
+	rm -r "${ED}"${DIETHOME}/{man,bin} || die
+
+	dodoc AUTHOR BUGS CAVEAT CHANGES README THANKS TODO PORTING
+}

dev-libs/dietlibc/files/dietlibc_makefile_uname.patch

@@ -0,0 +1,11 @@
+--- dietlibc/Makefile.orig	2017-04-23 22:16:30.582445506 +0200
++++ dietlibc/Makefile	2017-04-23 22:18:12.275194690 +0200
+@@ -10,7 +10,7 @@
+ 
+ EXTRACFLAGS=
+ 
+-MYARCH:=$(shell uname -m | sed -e 's/i[4-9]86/i386/' -e 's/armv[3-7]t\?e\?[lb]/arm/')
++MYARCH:=$(shell gcc -v 2>&1 |grep 'Target:' | sed -e 's/.*Target: //' -e 's/-.*//' -e 's/i[4-9]86/i386/' -e 's/armv[3-7]t\?e\?[lb]/arm/' )
+ 
+ # This extra-ugly cruft is here so make will not run uname and sed each
+ # time it looks at $(OBJDIR).  This alone sped up running make when

dev-libs/dietlibc/metadata.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<!-- maintainer-needed -->
+	<longdescription>
+		The diet libc is a libc that is optimized for small size.  It can be
+		used to create small statically linked binaries for Linux on alpha, arm,
+		hppa, ia64, i386, mips, s390, sparc, sparc64, ppc and x86_64.
+	</longdescription>
+</pkgmetadata>