sys-libs/zlib: Sync with Gentoo

It's from Gentoo commit e18e4412818bcffa768a1a8df4c100f3c6288b6f.

sdk_container/src/third_party/portage-stable/sys-libs/zlib/Manifest

@@ -1,2 +1,4 @@
 DIST zlib-1.2.13.tar.xz 1296496 BLAKE2B cefcd25989ce27e7d339af2a88455fcf64f6f5e647bedb0f05a45e4370a885fe45a60c023aa63e79b8ecf20ed3254d0052245f33f5769aca2838b42242be14a8 SHA512 9e7ac71a1824855ae526506883e439456b74ac0b811d54e94f6908249ba8719bec4c8d7672903c5280658b26cb6b5e93ecaaafe5cdc2980c760fa196773f0725
 DIST zlib-1.2.13.tar.xz.asc 235 BLAKE2B 29206175f06b4e36960fc6b9403101f55c1f5b768e1921ce1402217bc85978b9fba1a4130db2df5c148b6a1c947148372be20ff8c4ce337c6f2541b42fef7274 SHA512 ca5decebe9572e77e88bac5c5119bfda7e222ed3944e4692510ae70fb5f01d8694b59a6878472b84e6b61d2d1682d94473b6312832afa520a2a23293572ea621
+DIST zlib-1.3.tar.xz 1295740 BLAKE2B 5fe0f32339267348a313f23a21e9588bdb180b7415be303c85f5f169444d019e5f176ef7322f6e64297c360acc2a6041c50e2f66d1860e5c392d8970990f176a SHA512 3868ac4da5842dd36c9dad794930675b9082ce15cbd099ddb79c0f6bd20a24aa8f33a123f378f26fe0ae02d91f31f2994dccaac565cedeaffed7b315e6ded2a2
+DIST zlib-1.3.tar.xz.asc 235 BLAKE2B 5fe6ce952699a19e848d0a6e6c3622f934340068fdcd29afb35c74f3c8ae66d04de644800d10b38c743bb2f4852ba28f1a97313cb0e6e6f9b804cbca5289ebbb SHA512 8f3ce5c21938d6abc7e121d2939648a0ce2dc01a8ab4eb001d44eb159935dd0b4f5b5e371b3ecfc0ceb23689e2cefe002065968908503cde15b1bba08aff9db6

sdk_container/src/third_party/portage-stable/sys-libs/zlib/zlib-1.3-r1.ebuild

@@ -0,0 +1,176 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# Worth keeping an eye on 'develop' branch upstream for possible backports.
+AUTOTOOLS_AUTO_DEPEND="no"
+VERIFY_SIG_OPENPGP_KEY_PATH="${BROOT}"/usr/share/openpgp-keys/madler.asc
+inherit autotools edo multilib-minimal flag-o-matic toolchain-funcs usr-ldscript verify-sig
+
+DESCRIPTION="Standard (de)compression library"
+HOMEPAGE="https://zlib.net/"
+SRC_URI="
+	https://zlib.net/${P}.tar.xz
+	https://zlib.net/fossils/${P}.tar.xz
+	https://zlib.net/current/beta/${P}.tar.xz
+	https://github.com/madler/zlib/releases/download/v${PV}/${P}.tar.xz
+	verify-sig? (
+		https://zlib.net/${P}.tar.xz.asc
+		https://github.com/madler/zlib/releases/download/v${PV}/${P}.tar.xz.asc
+	)
+"
+
+LICENSE="ZLIB"
+SLOT="0/1" # subslot = SONAME
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+IUSE="minizip static-libs"
+
+RDEPEND="!sys-libs/zlib-ng[compat]"
+DEPEND="${RDEPEND}"
+BDEPEND="
+	minizip? ( ${AUTOTOOLS_DEPEND} )
+	verify-sig? ( sec-keys/openpgp-keys-madler )
+"
+
+PATCHES=(
+	# Don't install unexpected & unused crypt.h header (which would clash with other pkgs)
+	# Pending upstream. bug #658536
+	"${FILESDIR}"/${PN}-1.2.11-minizip-drop-crypt-header.patch
+
+	# Respect AR, RANLIB, NM during build. Pending upstream. bug #831628
+	"${FILESDIR}"/${PN}-1.2.11-configure-fix-AR-RANLIB-NM-detection.patch
+
+	# Respect LDFLAGS during configure tests. Pending upstream
+	"${FILESDIR}"/${PN}-1.2.13-use-LDFLAGS-in-configure.patch
+
+	# Fix building on sparc with older binutils, we pass it in ebuild instead
+	"${FILESDIR}"/${PN}-1.2.13-Revert-Turn-off-RWX-segment-warnings-on-sparc-system.patch
+)
+
+src_prepare() {
+	default
+
+	if use minizip ; then
+		cd contrib/minizip || die
+		eautoreconf
+	fi
+
+	case ${CHOST} in
+		*-mingw*|mingw*)
+			# Uses preconfigured Makefile rather than configure script
+			multilib_copy_sources
+
+			;;
+	esac
+}
+
+multilib_src_configure() {
+	# We pass manually instead of relying on the configure script/makefile
+	# because it would pass it even for older binutils.
+	use sparc && append-flags $(test-flags-CCLD -Wl,--no-warn-rwx-segments)
+
+	# ideally we want !tc-ld-is-bfd for best future-proofing, but it needs
+	# https://github.com/gentoo/gentoo/pull/28355
+	# mold needs this too but right now tc-ld-is-mold is also not available
+	if tc-ld-is-lld; then
+		append-ldflags -Wl,--undefined-version
+	fi
+
+	case ${CHOST} in
+		*-mingw*|mingw*)
+			;;
+
+		*)
+			# bug #347167
+			local uname=$("${BROOT}"/usr/share/gnuconfig/config.sub "${CHOST}" | cut -d- -f3)
+
+			local myconf=(
+				--shared
+				--prefix="${EPREFIX}/usr"
+				--libdir="${EPREFIX}/usr/$(get_libdir)"
+				${uname:+--uname=${uname}}
+			)
+
+			# Not an autoconf script, so can't use econf
+			edo "${S}"/configure "${myconf[@]}"
+
+			;;
+	esac
+
+	if use minizip ; then
+		local minizipdir="contrib/minizip"
+		mkdir -p "${BUILD_DIR}/${minizipdir}" || die
+
+		cd ${minizipdir} || die
+		ECONF_SOURCE="${S}/${minizipdir}" econf $(use_enable static-libs static)
+	fi
+}
+
+multilib_src_compile() {
+	case ${CHOST} in
+		*-mingw*|mingw*)
+			emake -f win32/Makefile.gcc STRIP=true PREFIX=${CHOST}-
+			sed \
+				-e 's|@prefix@|'"${EPREFIX}"'/usr|g' \
+				-e 's|@exec_prefix@|${prefix}|g' \
+				-e 's|@libdir@|${exec_prefix}/'$(get_libdir)'|g' \
+				-e 's|@sharedlibdir@|${exec_prefix}/'$(get_libdir)'|g' \
+				-e 's|@includedir@|${prefix}/include|g' \
+				-e 's|@VERSION@|'${PV}'|g' \
+				zlib.pc.in > zlib.pc || die
+			;;
+
+		*)
+			emake
+
+			;;
+	esac
+
+	use minizip && emake -C contrib/minizip
+}
+
+multilib_src_install() {
+	case ${CHOST} in
+		*-mingw*|mingw*)
+			emake -f win32/Makefile.gcc install \
+				BINARY_PATH="${ED}/usr/bin" \
+				LIBRARY_PATH="${ED}/usr/$(get_libdir)" \
+				INCLUDE_PATH="${ED}/usr/include" \
+				SHARED_MODE=1
+
+			# Overwrites zlib.pc created from win32/Makefile.gcc, bug #620136
+			insinto /usr/$(get_libdir)/pkgconfig
+			doins zlib.pc
+
+			;;
+
+		*)
+			emake install DESTDIR="${D}" LDCONFIG=:
+			gen_usr_ldscript -a z
+
+			;;
+	esac
+
+	if use minizip ; then
+		emake -C contrib/minizip install DESTDIR="${D}"
+
+		# This might not exist if slibtool is used.
+		# bug #816756
+		rm -f "${ED}"/usr/$(get_libdir)/libminizip.la || die
+	fi
+
+	if ! use static-libs ; then
+		# bug #419645
+		rm "${ED}"/usr/$(get_libdir)/libz.a || die
+	fi
+}
+
+multilib_src_install_all() {
+	dodoc FAQ README ChangeLog doc/*.txt
+
+	if use minizip ; then
+		dodoc contrib/minizip/*.txt
+		doman contrib/minizip/*.1
+	fi
+}