dev-db/postgresql: Version Bumps

12.4, 11.9, 10.14, 9.6.19, 9.5.23, and 13 Beta 3

Package-Manager: Portage-2.3.103, Repoman-2.3.23
Signed-off-by: Aaron W. Swenson <titanofold@gentoo.org>

8 files changed, 2942 insertions, 0 deletions

diff --git a/dev-db/postgresql/Manifest b/dev-db/postgresql/Manifest
index 07fb66e50b32..deb4d1fa96f1 100644
--- a/dev-db/postgresql/Manifest
+++ b/dev-db/postgresql/Manifest
@@ -1,11 +1,17 @@
 DIST postgresql-10.12.tar.bz2 19020488 BLAKE2B 2177e9b63e21a634e1d8ea060b5bd0a7360d81ece64f50dd614e6cdd6b0cf0dcbd3896ef2c11bd1431ce7a964ac8876d24f368d7f7eb309e3d432856d7546f2a SHA512 6accc66cbbae811509095c33e8a8d17ddd11d9e307267312e3d09df90469db4700a5806166d66f25d77769d3ef88653c98dfc7d05dd053f10434b03e0a9e33b7
 DIST postgresql-10.13.tar.bz2 19028339 BLAKE2B 8adb1be902863778ca6a0396f1bc3ffa3e69b9e27bd830523472f4895e225831ba98716c07dc3f8dcab68623d434fc3d2d7b71f753f4105c69ecb05365c94789 SHA512 7b268aa4476ed9b168814891e8b19d182683ab4994d4a9b30e75eec93ffd9c860f8a0979ba1b7408acf8e217437b5cc20037b6ebf6ef01e9cf5ee99f091c8c92
+DIST postgresql-10.14.tar.bz2 19042154 BLAKE2B addddf00179190780bd30ed97cf6881670d18fda77062cdb5dc7cc161c64c3d5522db288902d0612db30fc6fcc1b619c7a102887ed438e27739e936bf5659425 SHA512 eecd2aa8df7e4779606ec547b7bf0207ebb2be10a4b332f06c3b72116f0619fe27fb651f2fd4504c73b740ab7f92468919244a615d460bb9c35085174a0dbc78
 DIST postgresql-11.7.tar.bz2 19890063 BLAKE2B 461c372567ff0b4ff4da52889be5d2822b56889e4890b33c9a71f1105ad629b4f5bec95c4fbf5aebbdd4445e0ff451a7d8df04ae7b5bf7cf0075c3226a41b19b SHA512 32c7ace228f9895241ce0d925fbfc60c0cd39f4cd35368fb10dc7db046151ffd59a9895b4c30a529627f0103051e84b4992ed60312cccd292489f3037076ca1e
 DIST postgresql-11.8.tar.bz2 19922770 BLAKE2B a646b585bbafc95957fa60c7d119c02b69b727759d2189588508f8a690dc97a0ed1429a3379bc6fd48fb22ee92f3d811dedbf8aa43271361f9b7ac2c8d42a31b SHA512 fc3d0ebd224de60bda3fa71b6832958698238e9088cf46a80c376b8996cc3b2d017fde5dce1c1da1e5e6e23b78054aafad7ee1caa744bfb12c52317ccc8a1922
+DIST postgresql-11.9.tar.bz2 19959019 BLAKE2B 655d1c9e6eebde19402a4c220ee674c589641c5b6f4e6298c8c06d3330069178952455f5af58f90b9af196ba9c8fd03db0ccd70b8bc49335e465f0ed537eaf59 SHA512 2c5c2f51aa01f02af4aa0849441767383e30fef69dd52efa442892f39d2456bfa8bf01f633a265e00eca0745e792609d2c1d33f77d8f29a02f5f374c84f2bf6e
 DIST postgresql-12.2.tar.bz2 20363545 BLAKE2B 7b0cfe841d46b117ff5dd793be5537e916f92255eb0d000681ed62c497eef34c5d1261126be408f2b7f95274485e2787869cd4063461ab248b650c168b62548d SHA512 0e0ce8e21856e8f43e58b840c10c4e3ffae6d5207e0d778e9176e36f8e20e34633cbb06f0030a7c963c3491bb7e941456d91b55444c561cfc6f283fba76f33ee
 DIST postgresql-12.3.tar.bz2 20439892 BLAKE2B f7a44725f235c55a2849acd444de3a9c932314e2ae8c68d7f8e827439263b052bdf0fd5b6cdaa8197c4ce9ad1d4fbb02b5ec1af030365363993a36d8d95a4231 SHA512 68e2d244ae2a9f2138d7569bcadc1cf6f62a410fa56ad1d4ac53206f2adefabb5ae136110b41ca9246df0f8b8cb039918997e0f8a81fc7e6efb7ad10b3a59ba1
+DIST postgresql-12.4.tar.bz2 20669776 BLAKE2B fb3f865a8a5e5280e7cc5da43f8658029170cd15dae8cc5fb1e741a122ea1f13418ac7743ec417ab4436976bc0ce12753fc8a301200143c975e8739d59816fa7 SHA512 36daf10878ca153370829178786dd6ee366ab4d4d6dc9c527536740fdb14b688ae4c33f850eb4243a7667d23f87e4bfd1ddee0755447ad4f3996e423e391c2f3
 DIST postgresql-13beta2.tar.bz2 21365208 BLAKE2B db223d769e378af40a41d1bfa8aa2f05a31b325c80e375aad6ee6e30c35f8e3dadc7865ff1b19c685032c1714da34aa2630c4ac190ee5450734ff436575131b2 SHA512 7307b26422e78d3ebf4fead25a8ba7de181406490a5d354decb0324fc2d9216de94cfc19fc4eaba7eef51153f159606fc40d8650eb57131cdbc8e6948299e40f
+DIST postgresql-13beta3.tar.bz2 21411847 BLAKE2B 6195e246f683c0da8b7fc8bb185474cfec9d556897f8a9f9ebf6138a644760c2e74fd9981de236280879bd78f9aba25c765ed065c84b7789b8ff0776fe9532ae SHA512 62804ab44dbfaad8f3d498eacc687620077023d4ce27fe817185a85ebea3aa55f673f2d83eb5477efbe980e3c536f328369c906b4ba71fc0702393bffb6fe2c0
 DIST postgresql-9.5.21.tar.bz2 17640928 BLAKE2B 8ffcf0befc331317a32d63d3cdfe44f7743f72f18b4bc46bee5ee80f8c489b4b1ef26abc8219f277acc922657fc21e3dc31f3fc9838621f44d95cc9405fca43b SHA512 8527356ee3b4f151c832aef50a8b96e923e0a6c77e5fe6ad597f50527f9d084a8feab7bede8fdbe29aab44383577d3f86e5286fb34e2d2b696cde34bd922e69d
 DIST postgresql-9.5.22.tar.bz2 17667386 BLAKE2B 6fe8ccf638af466e57f239c9d7f1a19bb6c33f6019955824f54f2fe63870675d841811318fb28707cc85ab8a9db550e6655773db0d89d801e26459c9d0d01a43 SHA512 489321fa49e17308d3a78353edf73a16295c1377ad429a94636df069d2bf55f538ba6570e3d2991dd28bcca45fee77c6c41fa9bade35ea7f9e581abff4c9a401
+DIST postgresql-9.5.23.tar.bz2 17682366 BLAKE2B 74713d6483ae1ad3d2dfc4b1ac9d30a6785ff34f61b735924f2d469861516ad5160cbfda9c09b96adf264237b6f3ad8fd6ddeef60b6af6b5b63d6c1a36fb9354 SHA512 b7a1e936a0043b57b3ece79610855820d2ea6a86e4a4be0c4c8358bf3e1ef8fa88bc60106d6b865d86231d16b5e3c098b4dbd93125a125b3cc5d468ffea64db1
 DIST postgresql-9.6.17.tar.bz2 18812282 BLAKE2B 0bb48445201aae1d6b4f5a77652aefaaa629799a019c3b81a14e554a88167530002931c2b0d658731b26a38bd09487f79a6ef514b0955982d6037b383c021819 SHA512 a76f328523517f664e4fc59a4d27e476bc6300e49370712030caae40aa160acb1e6aecc7cd3b3440125713069932df812eb8d75377a3df63e59c9292419c2aa8
 DIST postgresql-9.6.18.tar.bz2 18836490 BLAKE2B 43f2d8a14e4fcad72af1f2e2814546368f7c2c0bb3c9957527e96df0ae6984d6b05008619855cf74fefeab0f35b13de4f0a437f79fa13c6e3a4ca2c8bc272aab SHA512 78aad7042d22be4486511a9f3b5df2578b65a911b9e969e6196c945d84b9d9a79b40c01a8bdd3859cc67cd9a5d023cca5d83c1360cb14a9bb076ff3b5c1fff70
+DIST postgresql-9.6.19.tar.bz2 18880036 BLAKE2B ad9c5684e2c0fb276589560f7dbe01241b5caf763f5a20991244ad7b473397576c9530658eb91e085e8416156b0ac81750f08ed85d5e5a689321891d10b6e114 SHA512 4d8d4a0e4645d71683a5fccb9cd88917e1870ba139f102e0ea82da9c8d1ad669f029e0feb6d409e2016dfd247229ec7daf04f7f2de3ab6c5b4053834ac244a26
diff --git a/dev-db/postgresql/files/postgresql-13_beta1-no-server.patch b/dev-db/postgresql/files/postgresql-13_beta1-no-server.patch
new file mode 100644
index 000000000000..ceb0e3a61d25
--- /dev/null
+++ b/dev-db/postgresql/files/postgresql-13_beta1-no-server.patch
@@ -0,0 +1,149 @@
+diff -Naruw postgresql-13beta1.orig/contrib/Makefile postgresql-13beta1/contrib/Makefile
+--- postgresql-13beta1.orig/contrib/Makefile	2020-05-18 16:09:19.000000000 -0400
++++ postgresql-13beta1/contrib/Makefile	2020-05-22 19:56:42.560113731 -0400
+@@ -5,56 +5,9 @@
+ include $(top_builddir)/src/Makefile.global
+ 
+ SUBDIRS = \
+-		adminpack	\
+-		amcheck		\
+-		auth_delay	\
+-		auto_explain	\
+-		bloom		\
+-		btree_gin	\
+-		btree_gist	\
+-		citext		\
+-		cube		\
+-		dblink		\
+-		dict_int	\
+-		dict_xsyn	\
+-		earthdistance	\
+-		file_fdw	\
+-		fuzzystrmatch	\
+-		hstore		\
+-		intagg		\
+-		intarray	\
+-		isn		\
+-		lo		\
+-		ltree		\
+ 		oid2name	\
+-		pageinspect	\
+-		passwordcheck	\
+-		pg_buffercache	\
+-		pg_freespacemap \
+-		pg_prewarm	\
+-		pg_standby	\
+-		pg_stat_statements \
+-		pg_trgm		\
+-		pgcrypto	\
+-		pgrowlocks	\
+-		pgstattuple	\
+-		pg_visibility	\
+-		postgres_fdw	\
+-		seg		\
+-		spi		\
+-		tablefunc	\
+-		tcn		\
+-		test_decoding	\
+-		tsm_system_rows \
+-		tsm_system_time \
+-		unaccent	\
+ 		vacuumlo
+ 
+-ifeq ($(with_openssl),yes)
+-SUBDIRS += sslinfo
+-else
+-ALWAYS_SUBDIRS += sslinfo
+-endif
+ 
+ ifneq ($(with_uuid),no)
+ SUBDIRS += uuid-ossp
+diff -Naruw postgresql-13beta1.orig/src/backend/Makefile postgresql-13beta1/src/backend/Makefile
+--- postgresql-13beta1.orig/src/backend/Makefile	2020-05-18 16:09:19.000000000 -0400
++++ postgresql-13beta1/src/backend/Makefile	2020-05-22 19:58:14.403299909 -0400
+@@ -56,7 +56,7 @@
+ 
+ ##########################################################################
+ 
+-all: submake-libpgport submake-catalog-headers submake-utils-headers postgres $(POSTGRES_IMP)
++all: generated-headers
+ 
+ ifneq ($(PORTNAME), cygwin)
+ ifneq ($(PORTNAME), win32)
+@@ -195,23 +195,7 @@
+ 
+ ##########################################################################
+ 
+-install: all installdirs install-bin
+-ifeq ($(PORTNAME), cygwin)
+-ifeq ($(MAKE_DLL), true)
+-	$(INSTALL_DATA) libpostgres.a '$(DESTDIR)$(libdir)/libpostgres.a'
+-endif
+-endif
+-ifeq ($(PORTNAME), win32)
+-ifeq ($(MAKE_DLL), true)
+-	$(INSTALL_DATA) libpostgres.a '$(DESTDIR)$(libdir)/libpostgres.a'
+-endif
+-endif
+-	$(MAKE) -C catalog install-data
+-	$(MAKE) -C tsearch install-data
+-	$(MAKE) -C utils install-data
+-	$(INSTALL_DATA) $(srcdir)/libpq/pg_hba.conf.sample '$(DESTDIR)$(datadir)/pg_hba.conf.sample'
+-	$(INSTALL_DATA) $(srcdir)/libpq/pg_ident.conf.sample '$(DESTDIR)$(datadir)/pg_ident.conf.sample'
+-	$(INSTALL_DATA) $(srcdir)/utils/misc/postgresql.conf.sample '$(DESTDIR)$(datadir)/postgresql.conf.sample'
++install:
+ 
+ ifeq ($(with_llvm), yes)
+ install-bin: install-postgres-bitcode
+diff -Naruw postgresql-13beta1.orig/src/bin/Makefile postgresql-13beta1/src/bin/Makefile
+--- postgresql-13beta1.orig/src/bin/Makefile	2020-05-18 16:09:19.000000000 -0400
++++ postgresql-13beta1/src/bin/Makefile	2020-05-22 19:59:11.399875256 -0400
+@@ -14,22 +14,8 @@
+ include $(top_builddir)/src/Makefile.global
+ 
+ SUBDIRS = \
+-	initdb \
+-	pg_archivecleanup \
+-	pg_basebackup \
+-	pg_checksums \
+ 	pg_config \
+-	pg_controldata \
+-	pg_ctl \
+ 	pg_dump \
+-	pg_resetwal \
+-	pg_rewind \
+-	pg_test_fsync \
+-	pg_test_timing \
+-	pg_upgrade \
+-	pg_verifybackup \
+-	pg_waldump \
+-	pgbench \
+ 	psql \
+ 	scripts
+ 
+diff -Naruw postgresql-13beta1.orig/src/Makefile postgresql-13beta1/src/Makefile
+--- postgresql-13beta1.orig/src/Makefile	2020-05-18 16:09:19.000000000 -0400
++++ postgresql-13beta1/src/Makefile	2020-05-22 19:59:59.656464613 -0400
+@@ -15,21 +15,12 @@
+ SUBDIRS = \
+ 	common \
+ 	port \
+-	timezone \
+ 	backend \
+-	backend/utils/mb/conversion_procs \
+-	backend/snowball \
+ 	include \
+ 	interfaces \
+-	backend/replication/libpqwalreceiver \
+-	backend/replication/pgoutput \
+ 	fe_utils \
+ 	bin \
+-	pl \
+-	makefiles \
+-	test/regress \
+-	test/isolation \
+-	test/perl
++	makefiles
+ 
+ ifeq ($(with_llvm), yes)
+ SUBDIRS += backend/jit/llvm
diff --git a/dev-db/postgresql/postgresql-10.14.ebuild b/dev-db/postgresql/postgresql-10.14.ebuild
new file mode 100644
index 000000000000..54610ae9a34e
--- /dev/null
+++ b/dev-db/postgresql/postgresql-10.14.ebuild
@@ -0,0 +1,456 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7} )
+
+inherit flag-o-matic linux-info multilib pam prefix python-single-r1 systemd
+
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~ppc-macos ~x86-solaris"
+
+SLOT=$(ver_cut 1)
+
+MY_PV=${PV/_/}
+S="${WORKDIR}/${PN}-${MY_PV}"
+
+SRC_URI="https://ftp.postgresql.org/pub/source/v${MY_PV}/postgresql-${MY_PV}.tar.bz2"
+
+LICENSE="POSTGRESQL GPL-2"
+DESCRIPTION="PostgreSQL RDBMS"
+HOMEPAGE="https://www.postgresql.org/"
+
+IUSE="debug doc icu kerberos kernel_linux ldap libressl nls pam perl
+	  python +readline selinux +server systemd ssl static-libs tcl
+	  threads uuid xml zlib"
+
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+CDEPEND="
+>=app-eselect/eselect-postgresql-2.0
+acct-group/postgres
+acct-user/postgres
+sys-apps/less
+virtual/libintl
+icu? ( dev-libs/icu:= )
+kerberos? ( virtual/krb5 )
+ldap? ( net-nds/openldap )
+pam? ( sys-libs/pam )
+perl? ( >=dev-lang/perl-5.8:= )
+python? ( ${PYTHON_DEPS} )
+readline? ( sys-libs/readline:0= )
+server? ( systemd? ( sys-apps/systemd ) )
+ssl? (
+	!libressl? ( >=dev-libs/openssl-0.9.6-r1:0= )
+	libressl? ( dev-libs/libressl:= )
+)
+tcl? ( >=dev-lang/tcl-8:0= )
+xml? ( dev-libs/libxml2 dev-libs/libxslt )
+zlib? ( sys-libs/zlib )
+"
+
+# uuid flags -- depend on sys-apps/util-linux for Linux libcs, or if no
+# supported libc in use depend on dev-libs/ossp-uuid. For BSD systems,
+# the libc includes UUID functions.
+UTIL_LINUX_LIBC=( elibc_{glibc,uclibc,musl} )
+BSD_LIBC=( elibc_{Free,Net,Open}BSD )
+
+nest_usedep() {
+	local front back
+	while [[ ${#} -gt 1 ]]; do
+		front+="${1}? ( "
+		back+=" )"
+		shift
+	done
+	echo "${front}${1}${back}"
+}
+
+IUSE+=" ${UTIL_LINUX_LIBC[@]} ${BSD_LIBC[@]}"
+CDEPEND+="
+uuid? (
+	${UTIL_LINUX_LIBC[@]/%/? ( sys-apps/util-linux )}
+	$(nest_usedep ${UTIL_LINUX_LIBC[@]/#/!} ${BSD_LIBC[@]/#/!} dev-libs/ossp-uuid)
+)"
+
+DEPEND="${CDEPEND}
+sys-devel/bison
+sys-devel/flex
+nls? ( sys-devel/gettext )
+xml? ( virtual/pkgconfig )
+"
+
+RDEPEND="${CDEPEND}
+selinux? ( sec-policy/selinux-postgresql )
+"
+
+pkg_setup() {
+	use server && CONFIG_CHECK="~SYSVIPC" linux-info_pkg_setup
+
+	use python && python-single-r1_pkg_setup
+}
+
+src_prepare() {
+	# Work around PPC{,64} compilation bug where bool is already defined
+	sed '/#ifndef __cplusplus/a #undef bool' -i src/include/c.h || die
+
+	# Set proper run directory
+	sed "s|\(PGSOCKET_DIR\s\+\)\"/tmp\"|\1\"${EPREFIX}/run/postgresql\"|" \
+		-i src/include/pg_config_manual.h || die
+
+	# Rely on $PATH being in the proper order so that the correct
+	# install program is used for modules utilizing PGXS in both
+	# hardened and non-hardened environments. (Bug #528786)
+	sed 's/@install_bin@/install -c/' -i src/Makefile.global.in || die
+
+	use server || eapply "${FILESDIR}/${PN}-10.2-no-server.patch"
+
+	if use pam ; then
+		sed -e "s/\(#define PGSQL_PAM_SERVICE \"postgresql\)/\1-${SLOT}/" \
+			-i src/backend/libpq/auth.c || \
+			die 'PGSQL_PAM_SERVICE rename failed.'
+	fi
+
+	eapply_user
+}
+
+src_configure() {
+	case ${CHOST} in
+		*-darwin*|*-solaris*)
+			use nls && append-libs intl
+			;;
+	esac
+
+	export LDFLAGS_SL="${LDFLAGS}"
+	export LDFLAGS_EX="${LDFLAGS}"
+
+	local PO="${EPREFIX}"
+
+	local i uuid_config=""
+	if use uuid; then
+		for i in ${UTIL_LINUX_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=e2fs"
+		done
+		for i in ${BSD_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=bsd"
+		done
+		[[ -z $uuid_config ]] && uuid_config="--with-uuid=ossp"
+	fi
+
+	econf \
+		--prefix="${PO}/usr/$(get_libdir)/postgresql-${SLOT}" \
+		--datadir="${PO}/usr/share/postgresql-${SLOT}" \
+		--includedir="${PO}/usr/include/postgresql-${SLOT}" \
+		--mandir="${PO}/usr/share/postgresql-${SLOT}/man" \
+		--sysconfdir="${PO}/etc/postgresql-${SLOT}" \
+		--with-system-tzdata="${PO}/usr/share/zoneinfo" \
+		$(use_enable !alpha spinlocks) \
+		$(use_enable debug) \
+		$(use_enable threads thread-safety) \
+		$(use_with icu) \
+		$(use_with kerberos gssapi) \
+		$(use_with ldap) \
+		$(use_with pam) \
+		$(use_with perl) \
+		$(use_with python) \
+		$(use_with readline) \
+		$(use_with ssl openssl) \
+		$(usex server "$(use_with systemd)" '--without-systemd') \
+		$(use_with tcl) \
+		${uuid_config} \
+		$(use_with xml libxml) \
+		$(use_with xml libxslt) \
+		$(use_with zlib) \
+		$(use_enable nls)
+}
+
+src_compile() {
+	emake
+	emake -C contrib
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+	emake DESTDIR="${D}" install -C contrib
+
+	dodoc README HISTORY doc/{TODO,bug.template}
+
+	# man pages are already built, but if we have the target make them,
+	# they'll be generated from source before being installed so we
+	# manually install man pages.
+	# We use ${SLOT} instead of doman for postgresql.eselect
+	insinto /usr/share/postgresql-${SLOT}/man/
+	doins -r doc/src/sgml/man{1,3,7}
+	if ! use server; then
+		# Remove man pages for non-existent binaries
+		serverman=(
+			initdb
+			pg_{archivecleanup,controldata,ctl,resetwal,rewind,standby}
+			pg_{test_{fsync,timing},upgrade,waldump}
+			post{gres,master}
+		)
+		for m in ${serverman[@]} ; do
+			rm "${ED}/usr/share/postgresql-${SLOT}/man/man1/${m}.1"
+		done
+	fi
+	docompress /usr/share/postgresql-${SLOT}/man/man{1,3,7}
+
+	# Create slot specific man pages
+	local bn f mansec slotted_name
+	for mansec in 1 3 7 ; do
+		local rel_manpath="../../postgresql-${SLOT}/man/man${mansec}"
+
+		mkdir -p "${ED}"/usr/share/man/man${mansec} || die "making man dir"
+		pushd "${ED}"/usr/share/man/man${mansec} > /dev/null || die "pushd failed"
+
+		for f in "${ED}/usr/share/postgresql-${SLOT}/man/man${mansec}"/* ; do
+			bn=$(basename "${f}")
+			slotted_name=${bn%.${mansec}}${SLOT}.${mansec}
+			case ${bn} in
+				TABLE.7|WITH.7)
+					echo ".so ${rel_manpath}/SELECT.7" > ${slotted_name}
+					;;
+				*)
+					echo ".so ${rel_manpath}/${bn}" > ${slotted_name}
+					;;
+			esac
+		done
+
+		popd > /dev/null
+	done
+
+	insinto /etc/postgresql-${SLOT}
+	newins src/bin/psql/psqlrc.sample psqlrc
+
+	# Don't delete libpg{port,common}.a (Bug #571046). They're always
+	# needed by extensions utilizing PGXS.
+	use static-libs || \
+		find "${ED}" -name '*.a' ! -name libpgport.a ! -name libpgcommon.a \
+			 -delete
+
+	# Make slot specific links to programs
+	local f bn
+	for f in $(find "${ED}/usr/$(get_libdir)/postgresql-${SLOT}/bin" \
+					-mindepth 1 -maxdepth 1)
+	do
+		bn=$(basename "${f}")
+		dosym "../$(get_libdir)/postgresql-${SLOT}/bin/${bn}" \
+			  "/usr/bin/${bn}${SLOT/.}"
+	done
+
+	if use doc ; then
+		docinto html
+		dodoc doc/src/sgml/html/*
+	fi
+
+	if use server; then
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.confd-9.3" | newconfd - ${PN}-${SLOT}
+
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.init-9.3-r1" | newinitd - ${PN}-${SLOT}
+
+		if use systemd; then
+			sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+				"${FILESDIR}/${PN}.service-9.6-r1" | \
+				systemd_newunit - ${PN}-${SLOT}.service
+			newbin "${FILESDIR}"/${PN}-check-db-dir ${PN}-${SLOT}-check-db-dir
+			systemd_newtmpfilesd "${FILESDIR}"/${PN}.tmpfiles ${PN}-${SLOT}.conf
+		fi
+
+		use pam && pamd_mimic system-auth ${PN}-${SLOT} auth account session
+
+		if use prefix ; then
+			keepdir /run/postgresql
+			fperms 1775 /run/postgresql
+		fi
+	fi
+}
+
+pkg_postinst() {
+	use server && use systemd && systemd_tmpfiles_create ${PN}-${SLOT}.conf
+	postgresql-config update
+
+	elog "If you need a global psqlrc-file, you can place it in:"
+	elog "    ${EROOT}/etc/postgresql-${SLOT}/"
+
+	if use server ; then
+		elog
+		elog "Gentoo specific documentation:"
+		elog "https://wiki.gentoo.org/wiki/PostgreSQL"
+		elog
+		elog "Official documentation:"
+		elog "https://www.postgresql.org/docs/${SLOT}/static/index.html"
+		elog
+		elog "The default location of the Unix-domain socket is:"
+		elog "    ${EROOT}/run/postgresql/"
+		elog
+		elog "Before initializing the database, you may want to edit PG_INITDB_OPTS"
+		elog "so that it contains your preferred locale in:"
+		elog "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+		elog
+		elog "Then, execute the following command to setup the initial database"
+		elog "environment:"
+		elog "    emerge --config =${CATEGORY}/${PF}"
+
+		if [[ -n ${REPLACING_VERSIONS} ]] ; then
+			ewarn "If your system is using 'pg_stat_statements' and you are running a"
+			ewarn "version of PostgreSQL ${SLOT}, we advise that you execute"
+			ewarn "the following command after upgrading:"
+			ewarn
+			ewarn "ALTER EXTENSION pg_stat_statements UPDATE;"
+		fi
+	fi
+}
+
+pkg_prerm() {
+	if use server && [[ -z ${REPLACED_BY_VERSION} ]] ; then
+		ewarn "Have you dumped and/or migrated the ${SLOT} database cluster?"
+		ewarn "\thttps://wiki.gentoo.org/wiki/PostgreSQL/QuickStart#Migrating_PostgreSQL"
+
+		ebegin "Resuming removal in 10 seconds (Control-C to cancel)"
+		sleep 10
+		eend 0
+	fi
+}
+
+pkg_postrm() {
+	postgresql-config update
+}
+
+pkg_config() {
+	use server || die "USE flag 'server' not enabled. Nothing to configure."
+
+	[[ -f "${EROOT}/etc/conf.d/postgresql-${SLOT}" ]] \
+		&& source "${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	[[ -z "${PGDATA}" ]] && PGDATA="${EROOT}/etc/postgresql-${SLOT}/"
+	[[ -z "${DATA_DIR}" ]] \
+		&& DATA_DIR="${EROOT}/var/lib/postgresql/${SLOT}/data"
+
+	# environment.bz2 may not contain the same locale as the current system
+	# locale. Unset and source from the current system locale.
+	if [ -f "${EROOT}/etc/env.d/02locale" ]; then
+		unset LANG
+		unset LC_CTYPE
+		unset LC_NUMERIC
+		unset LC_TIME
+		unset LC_COLLATE
+		unset LC_MONETARY
+		unset LC_MESSAGES
+		unset LC_ALL
+		source "${EROOT}/etc/env.d/02locale"
+		[ -n "${LANG}" ] && export LANG
+		[ -n "${LC_CTYPE}" ] && export LC_CTYPE
+		[ -n "${LC_NUMERIC}" ] && export LC_NUMERIC
+		[ -n "${LC_TIME}" ] && export LC_TIME
+		[ -n "${LC_COLLATE}" ] && export LC_COLLATE
+		[ -n "${LC_MONETARY}" ] && export LC_MONETARY
+		[ -n "${LC_MESSAGES}" ] && export LC_MESSAGES
+		[ -n "${LC_ALL}" ] && export LC_ALL
+	fi
+
+	einfo "You can modify the paths and options passed to initdb by editing:"
+	einfo "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	einfo
+	einfo "Information on options that can be passed to initdb are found at:"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/creating-cluster.html"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/app-initdb.html"
+	einfo
+	einfo "PG_INITDB_OPTS is currently set to:"
+	if [[ -z "${PG_INITDB_OPTS}" ]] ; then
+		einfo "    (none)"
+	else
+		einfo "    ${PG_INITDB_OPTS}"
+	fi
+	einfo
+	einfo "Configuration files will be installed to:"
+	einfo "    ${PGDATA}"
+	einfo
+	einfo "The database cluster will be created in:"
+	einfo "    ${DATA_DIR}"
+	einfo
+
+	ebegin "Continuing initialization in 5 seconds (Control-C to cancel)"
+	sleep 5
+	eend 0
+
+	if [ -n "$(ls -A ${DATA_DIR} 2> /dev/null)" ] ; then
+		eerror "The given directory, '${DATA_DIR}', is not empty."
+		eerror "Modify DATA_DIR to point to an empty directory."
+		die "${DATA_DIR} is not empty."
+	fi
+
+	einfo "Creating the data directory ..."
+	if [[ ${EUID} == 0 ]] ; then
+		mkdir -p "${DATA_DIR}"
+		chown -Rf postgres:postgres "${DATA_DIR}"
+		chmod 0700 "${DATA_DIR}"
+	fi
+
+	einfo "Initializing the database ..."
+
+	if [[ ${EUID} == 0 ]] ; then
+		su postgres -c "${EROOT}/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -D \"${DATA_DIR}\" ${PG_INITDB_OPTS}"
+	else
+		"${EROOT}"/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -U postgres -D "${DATA_DIR}" ${PG_INITDB_OPTS}
+	fi
+
+	if [[ "${DATA_DIR%/}" != "${PGDATA%/}" ]] ; then
+		mv "${DATA_DIR%/}"/{pg_{hba,ident},postgresql}.conf "${PGDATA}"
+		ln -s "${PGDATA%/}"/{pg_{hba,ident},postgresql}.conf "${DATA_DIR%/}"
+	fi
+
+	# unix_socket_directory has no effect in postgresql.conf as it's
+	# overridden in the initscript
+	sed '/^#unix_socket_directories/,+1d' -i "${PGDATA%/}"/postgresql.conf
+
+	cat <<- EOF >> "${PGDATA%/}"/postgresql.conf
+		# This is here because of https://bugs.gentoo.org/show_bug.cgi?id=518522
+		# On the off-chance that you might need to work with UTF-8 encoded
+		# characters in PL/Perl
+		plperl.on_init = 'use utf8; use re; package utf8; require "utf8_heavy.pl";'
+	EOF
+
+	einfo "The autovacuum function, which was in contrib, has been moved to the main"
+	einfo "PostgreSQL functions starting with 8.1, and starting with 8.4 is now enabled"
+	einfo "by default. You can disable it in the cluster's:"
+	einfo "    ${PGDATA%/}/postgresql.conf"
+	einfo
+	if ! use systemd; then
+		einfo "The PostgreSQL server, by default, will log events to:"
+		einfo "    ${DATA_DIR%/}/postmaster.log"
+		einfo
+	fi
+	if use prefix ; then
+		einfo "The location of the configuration files have moved to:"
+		einfo "    ${PGDATA}"
+		einfo "To start the server:"
+		einfo "    pg_ctl start -D ${DATA_DIR} -o '-D ${PGDATA} --data-directory=${DATA_DIR}'"
+		einfo "To stop:"
+		einfo "    pg_ctl stop -D ${DATA_DIR}"
+		einfo
+		einfo "Or move the configuration files back:"
+		einfo "mv ${PGDATA}*.conf ${DATA_DIR}"
+	elif use systemd; then
+		einfo "You should use the 'postgresql-${SLOT}.service' unit to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	else
+		einfo "You should use the '${EROOT}/etc/init.d/postgresql-${SLOT}' script to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	fi
+}
+
+src_test() {
+	if use server && [[ ${UID} -ne 0 ]] ; then
+		emake check
+
+		einfo "If you think other tests besides the regression tests are necessary, please"
+		einfo "submit a bug including a patch for this ebuild to enable them."
+	else
+		use server || \
+			ewarn 'Tests cannot be run without the "server" use flag enabled.'
+		[[ ${UID} -eq 0 ]] || \
+			ewarn 'Tests cannot be run as root. Enable "userpriv" in FEATURES.'
+
+		ewarn 'Skipping.'
+	fi
+}
diff --git a/dev-db/postgresql/postgresql-11.9.ebuild b/dev-db/postgresql/postgresql-11.9.ebuild
new file mode 100644
index 000000000000..e17cfba0e92b
--- /dev/null
+++ b/dev-db/postgresql/postgresql-11.9.ebuild
@@ -0,0 +1,458 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7} )
+
+inherit flag-o-matic linux-info multilib pam prefix python-single-r1 systemd
+
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+
+SLOT=$(ver_cut 1)
+
+MY_PV=${PV/_/}
+S="${WORKDIR}/${PN}-${MY_PV}"
+
+SRC_URI="https://ftp.postgresql.org/pub/source/v${MY_PV}/postgresql-${MY_PV}.tar.bz2"
+
+LICENSE="POSTGRESQL GPL-2"
+DESCRIPTION="PostgreSQL RDBMS"
+HOMEPAGE="https://www.postgresql.org/"
+
+IUSE="debug doc icu kerberos kernel_linux ldap libressl llvm nls pam
+	  perl python +readline selinux +server systemd ssl static-libs tcl
+	  threads uuid xml zlib"
+
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+CDEPEND="
+>=app-eselect/eselect-postgresql-2.0
+acct-group/postgres
+acct-user/postgres
+sys-apps/less
+virtual/libintl
+icu? ( dev-libs/icu:= )
+kerberos? ( virtual/krb5 )
+ldap? ( net-nds/openldap )
+llvm? (
+	sys-devel/llvm:=
+	sys-devel/clang:=
+)
+pam? ( sys-libs/pam )
+perl? ( >=dev-lang/perl-5.8:= )
+python? ( ${PYTHON_DEPS} )
+readline? ( sys-libs/readline:0= )
+server? ( systemd? ( sys-apps/systemd ) )
+ssl? (
+	!libressl? ( >=dev-libs/openssl-0.9.6-r1:0= )
+	libressl? ( dev-libs/libressl:= )
+)
+tcl? ( >=dev-lang/tcl-8:0= )
+xml? ( dev-libs/libxml2 dev-libs/libxslt )
+zlib? ( sys-libs/zlib )
+"
+
+# uuid flags -- depend on sys-apps/util-linux for Linux libcs, or if no
+# supported libc in use depend on dev-libs/ossp-uuid. For BSD systems,
+# the libc includes UUID functions.
+UTIL_LINUX_LIBC=( elibc_{glibc,uclibc,musl} )
+BSD_LIBC=( elibc_{Free,Net,Open}BSD )
+
+nest_usedep() {
+	local front back
+	while [[ ${#} -gt 1 ]]; do
+		front+="${1}? ( "
+		back+=" )"
+		shift
+	done
+	echo "${front}${1}${back}"
+}
+
+IUSE+=" ${UTIL_LINUX_LIBC[@]} ${BSD_LIBC[@]}"
+CDEPEND+="
+uuid? (
+	${UTIL_LINUX_LIBC[@]/%/? ( sys-apps/util-linux )}
+	$(nest_usedep ${UTIL_LINUX_LIBC[@]/#/!} ${BSD_LIBC[@]/#/!} dev-libs/ossp-uuid)
+)"
+
+DEPEND="${CDEPEND}
+sys-devel/bison
+sys-devel/flex
+nls? ( sys-devel/gettext )
+xml? ( virtual/pkgconfig )
+"
+
+RDEPEND="${CDEPEND}
+selinux? ( sec-policy/selinux-postgresql )
+"
+
+pkg_setup() {
+	use server && CONFIG_CHECK="~SYSVIPC" linux-info_pkg_setup
+
+	use python && python-single-r1_pkg_setup
+}
+
+src_prepare() {
+	# Set proper run directory
+	sed "s|\(PGSOCKET_DIR\s\+\)\"/tmp\"|\1\"${EPREFIX}/run/postgresql\"|" \
+		-i src/include/pg_config_manual.h || die
+
+	# Rely on $PATH being in the proper order so that the correct
+	# install program is used for modules utilizing PGXS in both
+	# hardened and non-hardened environments. (Bug #528786)
+	sed 's/@install_bin@/install -c/' -i src/Makefile.global.in || die
+
+	use server || eapply "${FILESDIR}/${PN}-11_beta1-no-server.patch"
+
+	if use pam ; then
+		sed "s/\(#define PGSQL_PAM_SERVICE \"postgresql\)/\1-${SLOT}/" \
+			-i src/backend/libpq/auth.c || \
+			die 'PGSQL_PAM_SERVICE rename failed.'
+	fi
+
+	eapply_user
+}
+
+src_configure() {
+	case ${CHOST} in
+		*-darwin*|*-solaris*)
+			use nls && append-libs intl
+			;;
+	esac
+
+	export LDFLAGS_SL="${LDFLAGS}"
+	export LDFLAGS_EX="${LDFLAGS}"
+
+	local PO="${EPREFIX}"
+
+	local i uuid_config=""
+	if use uuid; then
+		for i in ${UTIL_LINUX_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=e2fs"
+		done
+		for i in ${BSD_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=bsd"
+		done
+		[[ -z $uuid_config ]] && uuid_config="--with-uuid=ossp"
+	fi
+
+	econf \
+		--prefix="${PO}/usr/$(get_libdir)/postgresql-${SLOT}" \
+		--datadir="${PO}/usr/share/postgresql-${SLOT}" \
+		--includedir="${PO}/usr/include/postgresql-${SLOT}" \
+		--mandir="${PO}/usr/share/postgresql-${SLOT}/man" \
+		--sysconfdir="${PO}/etc/postgresql-${SLOT}" \
+		--with-system-tzdata="${PO}/usr/share/zoneinfo" \
+		$(use_enable !alpha spinlocks) \
+		$(use_enable debug) \
+		$(use_enable threads thread-safety) \
+		$(use_with icu) \
+		$(use_with kerberos gssapi) \
+		$(use_with ldap) \
+		$(use_with llvm) \
+		$(use_with pam) \
+		$(use_with perl) \
+		$(use_with python) \
+		$(use_with readline) \
+		$(use_with ssl openssl) \
+		$(usex server "$(use_with systemd)" '--without-systemd') \
+		$(use_with tcl) \
+		${uuid_config} \
+		$(use_with xml libxml) \
+		$(use_with xml libxslt) \
+		$(use_with zlib) \
+		$(use_enable nls)
+}
+
+src_compile() {
+	emake
+	emake -C contrib
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+	emake DESTDIR="${D}" install -C contrib
+
+	dodoc README HISTORY doc/{TODO,bug.template}
+
+	# man pages are already built, but if we have the target make them,
+	# they'll be generated from source before being installed so we
+	# manually install man pages.
+	# We use ${SLOT} instead of doman for postgresql.eselect
+	insinto /usr/share/postgresql-${SLOT}/man/
+	doins -r doc/src/sgml/man{1,3,7}
+	if ! use server; then
+		# Remove man pages for non-existent binaries
+		serverman=(
+			initdb
+			pg_{archivecleanup,controldata,ctl,resetwal,rewind,standby}
+			pg_{test_{fsync,timing},upgrade,waldump}
+			post{gres,master}
+		)
+		for m in ${serverman[@]} ; do
+			rm "${ED}/usr/share/postgresql-${SLOT}/man/man1/${m}.1"
+		done
+	fi
+	docompress /usr/share/postgresql-${SLOT}/man/man{1,3,7}
+
+	# Create slot specific man pages
+	local bn f mansec slotted_name
+	for mansec in 1 3 7 ; do
+		local rel_manpath="../../postgresql-${SLOT}/man/man${mansec}"
+
+		mkdir -p "${ED}"/usr/share/man/man${mansec} || die "making man dir"
+		pushd "${ED}"/usr/share/man/man${mansec} > /dev/null || die "pushd failed"
+
+		for f in "${ED}/usr/share/postgresql-${SLOT}/man/man${mansec}"/* ; do
+			bn=$(basename "${f}")
+			slotted_name=${bn%.${mansec}}${SLOT}.${mansec}
+			case ${bn} in
+				TABLE.7|WITH.7)
+					echo ".so ${rel_manpath}/SELECT.7" > ${slotted_name}
+					;;
+				*)
+					echo ".so ${rel_manpath}/${bn}" > ${slotted_name}
+					;;
+			esac
+		done
+
+		popd > /dev/null
+	done
+
+	insinto /etc/postgresql-${SLOT}
+	newins src/bin/psql/psqlrc.sample psqlrc
+
+	# Don't delete libpg{port,common}.a (Bug #571046). They're always
+	# needed by extensions utilizing PGXS.
+	use static-libs || \
+		find "${ED}" -name '*.a' ! -name libpgport.a ! -name libpgcommon.a \
+			 -delete
+
+	# Make slot specific links to programs
+	local f bn
+	for f in $(find "${ED}/usr/$(get_libdir)/postgresql-${SLOT}/bin" \
+					-mindepth 1 -maxdepth 1)
+	do
+		bn=$(basename "${f}")
+		dosym "../$(get_libdir)/postgresql-${SLOT}/bin/${bn}" \
+			  "/usr/bin/${bn}${SLOT/.}"
+	done
+
+	if use doc ; then
+		docinto html
+		dodoc doc/src/sgml/html/*
+	fi
+
+	if use server; then
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.confd-9.3" | newconfd - ${PN}-${SLOT}
+
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.init-9.3-r1" | newinitd - ${PN}-${SLOT}
+
+		if use systemd; then
+			sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+				"${FILESDIR}/${PN}.service-9.6-r1" | \
+				systemd_newunit - ${PN}-${SLOT}.service
+			newbin "${FILESDIR}"/${PN}-check-db-dir ${PN}-${SLOT}-check-db-dir
+			systemd_newtmpfilesd "${FILESDIR}"/${PN}.tmpfiles ${PN}-${SLOT}.conf
+		fi
+
+		use pam && pamd_mimic system-auth ${PN}-${SLOT} auth account session
+
+		if use prefix ; then
+			keepdir /run/postgresql
+			fperms 1775 /run/postgresql
+		fi
+	fi
+}
+
+pkg_postinst() {
+	use server && use systemd && systemd_tmpfiles_create ${PN}-${SLOT}.conf
+	postgresql-config update
+
+	elog "If you need a global psqlrc-file, you can place it in:"
+	elog "    ${EROOT}/etc/postgresql-${SLOT}/"
+
+	if use server ; then
+		elog
+		elog "Gentoo specific documentation:"
+		elog "https://wiki.gentoo.org/wiki/PostgreSQL"
+		elog
+		elog "Official documentation:"
+		elog "https://www.postgresql.org/docs/${SLOT}/static/index.html"
+		elog
+		elog "The default location of the Unix-domain socket is:"
+		elog "    ${EROOT}/run/postgresql/"
+		elog
+		elog "Before initializing the database, you may want to edit PG_INITDB_OPTS"
+		elog "so that it contains your preferred locale in:"
+		elog "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+		elog
+		elog "Then, execute the following command to setup the initial database"
+		elog "environment:"
+		elog "    emerge --config =${CATEGORY}/${PF}"
+
+		if [[ -n ${REPLACING_VERSIONS} ]] ; then
+			ewarn "If your system is using 'pg_stat_statements' and you are running a"
+			ewarn "version of PostgreSQL ${SLOT}, we advise that you execute"
+			ewarn "the following command after upgrading:"
+			ewarn
+			ewarn "ALTER EXTENSION pg_stat_statements UPDATE;"
+		fi
+	fi
+}
+
+pkg_prerm() {
+	if use server && [[ -z ${REPLACED_BY_VERSION} ]] ; then
+		ewarn "Have you dumped and/or migrated the ${SLOT} database cluster?"
+		ewarn "\thttps://wiki.gentoo.org/wiki/PostgreSQL/QuickStart#Migrating_PostgreSQL"
+
+		ebegin "Resuming removal in 10 seconds (Control-C to cancel)"
+		sleep 10
+		eend 0
+	fi
+}
+
+pkg_postrm() {
+	postgresql-config update
+}
+
+pkg_config() {
+	use server || die "USE flag 'server' not enabled. Nothing to configure."
+
+	[[ -f "${EROOT}/etc/conf.d/postgresql-${SLOT}" ]] \
+		&& source "${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	[[ -z "${PGDATA}" ]] && PGDATA="${EROOT}/etc/postgresql-${SLOT}/"
+	[[ -z "${DATA_DIR}" ]] \
+		&& DATA_DIR="${EROOT}/var/lib/postgresql/${SLOT}/data"
+
+	# environment.bz2 may not contain the same locale as the current system
+	# locale. Unset and source from the current system locale.
+	if [ -f "${EROOT}/etc/env.d/02locale" ]; then
+		unset LANG
+		unset LC_CTYPE
+		unset LC_NUMERIC
+		unset LC_TIME
+		unset LC_COLLATE
+		unset LC_MONETARY
+		unset LC_MESSAGES
+		unset LC_ALL
+		source "${EROOT}/etc/env.d/02locale"
+		[ -n "${LANG}" ] && export LANG
+		[ -n "${LC_CTYPE}" ] && export LC_CTYPE
+		[ -n "${LC_NUMERIC}" ] && export LC_NUMERIC
+		[ -n "${LC_TIME}" ] && export LC_TIME
+		[ -n "${LC_COLLATE}" ] && export LC_COLLATE
+		[ -n "${LC_MONETARY}" ] && export LC_MONETARY
+		[ -n "${LC_MESSAGES}" ] && export LC_MESSAGES
+		[ -n "${LC_ALL}" ] && export LC_ALL
+	fi
+
+	einfo "You can modify the paths and options passed to initdb by editing:"
+	einfo "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	einfo
+	einfo "Information on options that can be passed to initdb are found at:"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/creating-cluster.html"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/app-initdb.html"
+	einfo
+	einfo "PG_INITDB_OPTS is currently set to:"
+	if [[ -z "${PG_INITDB_OPTS}" ]] ; then
+		einfo "    (none)"
+	else
+		einfo "    ${PG_INITDB_OPTS}"
+	fi
+	einfo
+	einfo "Configuration files will be installed to:"
+	einfo "    ${PGDATA}"
+	einfo
+	einfo "The database cluster will be created in:"
+	einfo "    ${DATA_DIR}"
+	einfo
+
+	ebegin "Continuing initialization in 5 seconds (Control-C to cancel)"
+	sleep 5
+	eend 0
+
+	if [ -n "$(ls -A ${DATA_DIR} 2> /dev/null)" ] ; then
+		eerror "The given directory, '${DATA_DIR}', is not empty."
+		eerror "Modify DATA_DIR to point to an empty directory."
+		die "${DATA_DIR} is not empty."
+	fi
+
+	einfo "Creating the data directory ..."
+	if [[ ${EUID} == 0 ]] ; then
+		mkdir -p "$(dirname ${DATA_DIR%/})" || die "Couldn't parent dirs"
+		mkdir -m 0700 "${DATA_DIR%/}" || die "Couldn't make DATA_DIR"
+		chown -h postgres:postgres "${DATA_DIR%/}" || die "Couldn't chown"
+	fi
+
+	einfo "Initializing the database ..."
+
+	if [[ ${EUID} == 0 ]] ; then
+		su postgres -c "${EROOT}/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -D \"${DATA_DIR}\" ${PG_INITDB_OPTS}"
+	else
+		"${EROOT}"/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -U postgres -D "${DATA_DIR}" ${PG_INITDB_OPTS}
+	fi
+
+	if [[ "${DATA_DIR%/}" != "${PGDATA%/}" ]] ; then
+		mv "${DATA_DIR%/}"/{pg_{hba,ident},postgresql}.conf "${PGDATA}"
+		ln -s "${PGDATA%/}"/{pg_{hba,ident},postgresql}.conf "${DATA_DIR%/}"
+	fi
+
+	# unix_socket_directory has no effect in postgresql.conf as it's
+	# overridden in the initscript
+	sed '/^#unix_socket_directories/,+1d' -i "${PGDATA%/}"/postgresql.conf
+
+	cat <<- EOF >> "${PGDATA%/}"/postgresql.conf
+		# This is here because of https://bugs.gentoo.org/show_bug.cgi?id=518522
+		# On the off-chance that you might need to work with UTF-8 encoded
+		# characters in PL/Perl
+		plperl.on_init = 'use utf8; use re; package utf8; require "utf8_heavy.pl";'
+	EOF
+
+	einfo "The autovacuum function, which was in contrib, has been moved to the main"
+	einfo "PostgreSQL functions starting with 8.1, and starting with 8.4 is now enabled"
+	einfo "by default. You can disable it in the cluster's:"
+	einfo "    ${PGDATA%/}/postgresql.conf"
+	einfo
+	if ! use systemd; then
+		einfo "The PostgreSQL server, by default, will log events to:"
+		einfo "    ${DATA_DIR%/}/postmaster.log"
+		einfo
+	fi
+	if use prefix ; then
+		einfo "The location of the configuration files have moved to:"
+		einfo "    ${PGDATA}"
+		einfo "To start the server:"
+		einfo "    pg_ctl start -D ${DATA_DIR} -o '-D ${PGDATA} --data-directory=${DATA_DIR}'"
+		einfo "To stop:"
+		einfo "    pg_ctl stop -D ${DATA_DIR}"
+		einfo
+		einfo "Or move the configuration files back:"
+		einfo "mv ${PGDATA}*.conf ${DATA_DIR}"
+	elif use systemd; then
+		einfo "You should use the 'postgresql-${SLOT}.service' unit to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	else
+		einfo "You should use the '${EROOT}/etc/init.d/postgresql-${SLOT}' script to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	fi
+}
+
+src_test() {
+	if use server && [[ ${UID} -ne 0 ]] ; then
+		emake check
+
+		einfo "If you think other tests besides the regression tests are necessary, please"
+		einfo "submit a bug including a patch for this ebuild to enable them."
+	else
+		use server || \
+			ewarn 'Tests cannot be run without the "server" use flag enabled.'
+		[[ ${UID} -eq 0 ]] || \
+			ewarn 'Tests cannot be run as root. Enable "userpriv" in FEATURES.'
+
+		ewarn 'Skipping.'
+	fi
+}
diff --git a/dev-db/postgresql/postgresql-12.4.ebuild b/dev-db/postgresql/postgresql-12.4.ebuild
new file mode 100644
index 000000000000..cfae19554b2d
--- /dev/null
+++ b/dev-db/postgresql/postgresql-12.4.ebuild
@@ -0,0 +1,458 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7} )
+
+inherit flag-o-matic linux-info multilib pam prefix python-single-r1 systemd
+
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+
+SLOT=$(ver_cut 1)
+
+MY_PV=${PV/_/}
+S="${WORKDIR}/${PN}-${MY_PV}"
+
+SRC_URI="https://ftp.postgresql.org/pub/source/v${MY_PV}/postgresql-${MY_PV}.tar.bz2"
+
+LICENSE="POSTGRESQL GPL-2"
+DESCRIPTION="PostgreSQL RDBMS"
+HOMEPAGE="https://www.postgresql.org/"
+
+IUSE="debug doc icu kerberos kernel_linux ldap libressl llvm nls pam
+	  perl python +readline selinux +server systemd ssl static-libs tcl
+	  threads uuid xml zlib"
+
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+CDEPEND="
+>=app-eselect/eselect-postgresql-2.0
+acct-group/postgres
+acct-user/postgres
+sys-apps/less
+virtual/libintl
+icu? ( dev-libs/icu:= )
+kerberos? ( virtual/krb5 )
+ldap? ( net-nds/openldap )
+llvm? (
+	sys-devel/llvm:=
+	sys-devel/clang:=
+)
+pam? ( sys-libs/pam )
+perl? ( >=dev-lang/perl-5.8:= )
+python? ( ${PYTHON_DEPS} )
+readline? ( sys-libs/readline:0= )
+server? ( systemd? ( sys-apps/systemd ) )
+ssl? (
+	!libressl? ( >=dev-libs/openssl-0.9.6-r1:0= )
+	libressl? ( dev-libs/libressl:= )
+)
+tcl? ( >=dev-lang/tcl-8:0= )
+xml? ( dev-libs/libxml2 dev-libs/libxslt )
+zlib? ( sys-libs/zlib )
+"
+
+# uuid flags -- depend on sys-apps/util-linux for Linux libcs, or if no
+# supported libc in use depend on dev-libs/ossp-uuid. For BSD systems,
+# the libc includes UUID functions.
+UTIL_LINUX_LIBC=( elibc_{glibc,uclibc,musl} )
+BSD_LIBC=( elibc_{Free,Net,Open}BSD )
+
+nest_usedep() {
+	local front back
+	while [[ ${#} -gt 1 ]]; do
+		front+="${1}? ( "
+		back+=" )"
+		shift
+	done
+	echo "${front}${1}${back}"
+}
+
+IUSE+=" ${UTIL_LINUX_LIBC[@]} ${BSD_LIBC[@]}"
+CDEPEND+="
+uuid? (
+	${UTIL_LINUX_LIBC[@]/%/? ( sys-apps/util-linux )}
+	$(nest_usedep ${UTIL_LINUX_LIBC[@]/#/!} ${BSD_LIBC[@]/#/!} dev-libs/ossp-uuid)
+)"
+
+DEPEND="${CDEPEND}
+sys-devel/bison
+sys-devel/flex
+nls? ( sys-devel/gettext )
+xml? ( virtual/pkgconfig )
+"
+
+RDEPEND="${CDEPEND}
+selinux? ( sec-policy/selinux-postgresql )
+"
+
+pkg_setup() {
+	use server && CONFIG_CHECK="~SYSVIPC" linux-info_pkg_setup
+
+	use python && python-single-r1_pkg_setup
+}
+
+src_prepare() {
+	# Set proper run directory
+	sed "s|\(PGSOCKET_DIR\s\+\)\"/tmp\"|\1\"${EPREFIX}/run/postgresql\"|" \
+		-i src/include/pg_config_manual.h || die
+
+	# Rely on $PATH being in the proper order so that the correct
+	# install program is used for modules utilizing PGXS in both
+	# hardened and non-hardened environments. (Bug #528786)
+	sed 's/@install_bin@/install -c/' -i src/Makefile.global.in || die
+
+	use server || eapply "${FILESDIR}/${PN}-12.1-no-server.patch"
+
+	if use pam ; then
+		sed "s/\(#define PGSQL_PAM_SERVICE \"postgresql\)/\1-${SLOT}/" \
+			-i src/backend/libpq/auth.c || \
+			die 'PGSQL_PAM_SERVICE rename failed.'
+	fi
+
+	eapply_user
+}
+
+src_configure() {
+	case ${CHOST} in
+		*-darwin*|*-solaris*)
+			use nls && append-libs intl
+			;;
+	esac
+
+	export LDFLAGS_SL="${LDFLAGS}"
+	export LDFLAGS_EX="${LDFLAGS}"
+
+	local PO="${EPREFIX}"
+
+	local i uuid_config=""
+	if use uuid; then
+		for i in ${UTIL_LINUX_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=e2fs"
+		done
+		for i in ${BSD_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=bsd"
+		done
+		[[ -z $uuid_config ]] && uuid_config="--with-uuid=ossp"
+	fi
+
+	econf \
+		--prefix="${PO}/usr/$(get_libdir)/postgresql-${SLOT}" \
+		--datadir="${PO}/usr/share/postgresql-${SLOT}" \
+		--includedir="${PO}/usr/include/postgresql-${SLOT}" \
+		--mandir="${PO}/usr/share/postgresql-${SLOT}/man" \
+		--sysconfdir="${PO}/etc/postgresql-${SLOT}" \
+		--with-system-tzdata="${PO}/usr/share/zoneinfo" \
+		$(use_enable !alpha spinlocks) \
+		$(use_enable debug) \
+		$(use_enable threads thread-safety) \
+		$(use_with icu) \
+		$(use_with kerberos gssapi) \
+		$(use_with ldap) \
+		$(use_with llvm) \
+		$(use_with pam) \
+		$(use_with perl) \
+		$(use_with python) \
+		$(use_with readline) \
+		$(use_with ssl openssl) \
+		$(usex server "$(use_with systemd)" '--without-systemd') \
+		$(use_with tcl) \
+		${uuid_config} \
+		$(use_with xml libxml) \
+		$(use_with xml libxslt) \
+		$(use_with zlib) \
+		$(use_enable nls)
+}
+
+src_compile() {
+	emake
+	emake -C contrib
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+	emake DESTDIR="${D}" install -C contrib
+
+	dodoc README HISTORY
+
+	# man pages are already built, but if we have the target make them,
+	# they'll be generated from source before being installed so we
+	# manually install man pages.
+	# We use ${SLOT} instead of doman for postgresql.eselect
+	insinto /usr/share/postgresql-${SLOT}/man/
+	doins -r doc/src/sgml/man{1,3,7}
+	if ! use server; then
+		# Remove man pages for non-existent binaries
+		serverman=(
+			initdb
+			pg_{archivecleanup,controldata,ctl,resetwal,rewind,standby}
+			pg_{test_{fsync,timing},upgrade,waldump}
+			post{gres,master}
+		)
+		for m in ${serverman[@]} ; do
+			rm "${ED}/usr/share/postgresql-${SLOT}/man/man1/${m}.1"
+		done
+	fi
+	docompress /usr/share/postgresql-${SLOT}/man/man{1,3,7}
+
+	# Create slot specific man pages
+	local bn f mansec slotted_name
+	for mansec in 1 3 7 ; do
+		local rel_manpath="../../postgresql-${SLOT}/man/man${mansec}"
+
+		mkdir -p "${ED}"/usr/share/man/man${mansec} || die "making man dir"
+		pushd "${ED}"/usr/share/man/man${mansec} > /dev/null || die "pushd failed"
+
+		for f in "${ED}/usr/share/postgresql-${SLOT}/man/man${mansec}"/* ; do
+			bn=$(basename "${f}")
+			slotted_name=${bn%.${mansec}}${SLOT}.${mansec}
+			case ${bn} in
+				TABLE.7|WITH.7)
+					echo ".so ${rel_manpath}/SELECT.7" > ${slotted_name}
+					;;
+				*)
+					echo ".so ${rel_manpath}/${bn}" > ${slotted_name}
+					;;
+			esac
+		done
+
+		popd > /dev/null
+	done
+
+	insinto /etc/postgresql-${SLOT}
+	newins src/bin/psql/psqlrc.sample psqlrc
+
+	# Don't delete libpg{port,common}.a (Bug #571046). They're always
+	# needed by extensions utilizing PGXS.
+	use static-libs || \
+		find "${ED}" -name '*.a' ! -name libpgport.a ! -name libpgcommon.a \
+			 -delete
+
+	# Make slot specific links to programs
+	local f bn
+	for f in $(find "${ED}/usr/$(get_libdir)/postgresql-${SLOT}/bin" \
+					-mindepth 1 -maxdepth 1)
+	do
+		bn=$(basename "${f}")
+		dosym "../$(get_libdir)/postgresql-${SLOT}/bin/${bn}" \
+			  "/usr/bin/${bn}${SLOT/.}"
+	done
+
+	if use doc ; then
+		docinto html
+		dodoc doc/src/sgml/html/*
+	fi
+
+	if use server; then
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.confd-9.3" | newconfd - ${PN}-${SLOT}
+
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.init-9.3-r1" | newinitd - ${PN}-${SLOT}
+
+		if use systemd; then
+			sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+				"${FILESDIR}/${PN}.service-9.6-r1" | \
+				systemd_newunit - ${PN}-${SLOT}.service
+			newbin "${FILESDIR}"/${PN}-check-db-dir ${PN}-${SLOT}-check-db-dir
+			systemd_newtmpfilesd "${FILESDIR}"/${PN}.tmpfiles ${PN}-${SLOT}.conf
+		fi
+
+		use pam && pamd_mimic system-auth ${PN}-${SLOT} auth account session
+
+		if use prefix ; then
+			keepdir /run/postgresql
+			fperms 1775 /run/postgresql
+		fi
+	fi
+}
+
+pkg_postinst() {
+	use server && use systemd && systemd_tmpfiles_create ${PN}-${SLOT}.conf
+	postgresql-config update
+
+	elog "If you need a global psqlrc-file, you can place it in:"
+	elog "    ${EROOT}/etc/postgresql-${SLOT}/"
+
+	if use server ; then
+		elog
+		elog "Gentoo specific documentation:"
+		elog "https://wiki.gentoo.org/wiki/PostgreSQL"
+		elog
+		elog "Official documentation:"
+		elog "https://www.postgresql.org/docs/${SLOT}/static/index.html"
+		elog
+		elog "The default location of the Unix-domain socket is:"
+		elog "    ${EROOT}/run/postgresql/"
+		elog
+		elog "Before initializing the database, you may want to edit PG_INITDB_OPTS"
+		elog "so that it contains your preferred locale in:"
+		elog "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+		elog
+		elog "Then, execute the following command to setup the initial database"
+		elog "environment:"
+		elog "    emerge --config =${CATEGORY}/${PF}"
+
+		if [[ -n ${REPLACING_VERSIONS} ]] ; then
+			ewarn "If your system is using 'pg_stat_statements' and you are running a"
+			ewarn "version of PostgreSQL ${SLOT}, we advise that you execute"
+			ewarn "the following command after upgrading:"
+			ewarn
+			ewarn "ALTER EXTENSION pg_stat_statements UPDATE;"
+		fi
+	fi
+}
+
+pkg_prerm() {
+	if use server && [[ -z ${REPLACED_BY_VERSION} ]] ; then
+		ewarn "Have you dumped and/or migrated the ${SLOT} database cluster?"
+		ewarn "\thttps://wiki.gentoo.org/wiki/PostgreSQL/QuickStart#Migrating_PostgreSQL"
+
+		ebegin "Resuming removal in 10 seconds (Control-C to cancel)"
+		sleep 10
+		eend 0
+	fi
+}
+
+pkg_postrm() {
+	postgresql-config update
+}
+
+pkg_config() {
+	use server || die "USE flag 'server' not enabled. Nothing to configure."
+
+	[[ -f "${EROOT}/etc/conf.d/postgresql-${SLOT}" ]] \
+		&& source "${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	[[ -z "${PGDATA}" ]] && PGDATA="${EROOT}/etc/postgresql-${SLOT}/"
+	[[ -z "${DATA_DIR}" ]] \
+		&& DATA_DIR="${EROOT}/var/lib/postgresql/${SLOT}/data"
+
+	# environment.bz2 may not contain the same locale as the current system
+	# locale. Unset and source from the current system locale.
+	if [ -f "${EROOT}/etc/env.d/02locale" ]; then
+		unset LANG
+		unset LC_CTYPE
+		unset LC_NUMERIC
+		unset LC_TIME
+		unset LC_COLLATE
+		unset LC_MONETARY
+		unset LC_MESSAGES
+		unset LC_ALL
+		source "${EROOT}/etc/env.d/02locale"
+		[ -n "${LANG}" ] && export LANG
+		[ -n "${LC_CTYPE}" ] && export LC_CTYPE
+		[ -n "${LC_NUMERIC}" ] && export LC_NUMERIC
+		[ -n "${LC_TIME}" ] && export LC_TIME
+		[ -n "${LC_COLLATE}" ] && export LC_COLLATE
+		[ -n "${LC_MONETARY}" ] && export LC_MONETARY
+		[ -n "${LC_MESSAGES}" ] && export LC_MESSAGES
+		[ -n "${LC_ALL}" ] && export LC_ALL
+	fi
+
+	einfo "You can modify the paths and options passed to initdb by editing:"
+	einfo "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	einfo
+	einfo "Information on options that can be passed to initdb are found at:"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/creating-cluster.html"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/app-initdb.html"
+	einfo
+	einfo "PG_INITDB_OPTS is currently set to:"
+	if [[ -z "${PG_INITDB_OPTS}" ]] ; then
+		einfo "    (none)"
+	else
+		einfo "    ${PG_INITDB_OPTS}"
+	fi
+	einfo
+	einfo "Configuration files will be installed to:"
+	einfo "    ${PGDATA}"
+	einfo
+	einfo "The database cluster will be created in:"
+	einfo "    ${DATA_DIR}"
+	einfo
+
+	ebegin "Continuing initialization in 5 seconds (Control-C to cancel)"
+	sleep 5
+	eend 0
+
+	if [ -n "$(ls -A ${DATA_DIR} 2> /dev/null)" ] ; then
+		eerror "The given directory, '${DATA_DIR}', is not empty."
+		eerror "Modify DATA_DIR to point to an empty directory."
+		die "${DATA_DIR} is not empty."
+	fi
+
+	einfo "Creating the data directory ..."
+	if [[ ${EUID} == 0 ]] ; then
+		mkdir -p "$(dirname ${DATA_DIR%/})" || die "Couldn't parent dirs"
+		mkdir -m 0700 "${DATA_DIR%/}" || die "Couldn't make DATA_DIR"
+		chown -h postgres:postgres "${DATA_DIR%/}" || die "Couldn't chown"
+	fi
+
+	einfo "Initializing the database ..."
+
+	if [[ ${EUID} == 0 ]] ; then
+		su postgres -c "${EROOT}/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -D \"${DATA_DIR}\" ${PG_INITDB_OPTS}"
+	else
+		"${EROOT}"/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -U postgres -D "${DATA_DIR}" ${PG_INITDB_OPTS}
+	fi
+
+	if [[ "${DATA_DIR%/}" != "${PGDATA%/}" ]] ; then
+		mv "${DATA_DIR%/}"/{pg_{hba,ident},postgresql}.conf "${PGDATA}"
+		ln -s "${PGDATA%/}"/{pg_{hba,ident},postgresql}.conf "${DATA_DIR%/}"
+	fi
+
+	# unix_socket_directory has no effect in postgresql.conf as it's
+	# overridden in the initscript
+	sed '/^#unix_socket_directories/,+1d' -i "${PGDATA%/}"/postgresql.conf
+
+	cat <<- EOF >> "${PGDATA%/}"/postgresql.conf
+		# This is here because of https://bugs.gentoo.org/show_bug.cgi?id=518522
+		# On the off-chance that you might need to work with UTF-8 encoded
+		# characters in PL/Perl
+		plperl.on_init = 'use utf8; use re; package utf8; require "utf8_heavy.pl";'
+	EOF
+
+	einfo "The autovacuum function, which was in contrib, has been moved to the main"
+	einfo "PostgreSQL functions starting with 8.1, and starting with 8.4 is now enabled"
+	einfo "by default. You can disable it in the cluster's:"
+	einfo "    ${PGDATA%/}/postgresql.conf"
+	einfo
+	if ! use systemd; then
+		einfo "The PostgreSQL server, by default, will log events to:"
+		einfo "    ${DATA_DIR%/}/postmaster.log"
+		einfo
+	fi
+	if use prefix ; then
+		einfo "The location of the configuration files have moved to:"
+		einfo "    ${PGDATA}"
+		einfo "To start the server:"
+		einfo "    pg_ctl start -D ${DATA_DIR} -o '-D ${PGDATA} --data-directory=${DATA_DIR}'"
+		einfo "To stop:"
+		einfo "    pg_ctl stop -D ${DATA_DIR}"
+		einfo
+		einfo "Or move the configuration files back:"
+		einfo "mv ${PGDATA}*.conf ${DATA_DIR}"
+	elif use systemd; then
+		einfo "You should use the 'postgresql-${SLOT}.service' unit to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	else
+		einfo "You should use the '${EROOT}/etc/init.d/postgresql-${SLOT}' script to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	fi
+}
+
+src_test() {
+	if use server && [[ ${UID} -ne 0 ]] ; then
+		emake check
+
+		einfo "If you think other tests besides the regression tests are necessary, please"
+		einfo "submit a bug including a patch for this ebuild to enable them."
+	else
+		use server || \
+			ewarn 'Tests cannot be run without the "server" use flag enabled.'
+		[[ ${UID} -eq 0 ]] || \
+			ewarn 'Tests cannot be run as root. Enable "userpriv" in FEATURES.'
+
+		ewarn 'Skipping.'
+	fi
+}
diff --git a/dev-db/postgresql/postgresql-13_beta3.ebuild b/dev-db/postgresql/postgresql-13_beta3.ebuild
new file mode 100644
index 000000000000..210d6e3dfda1
--- /dev/null
+++ b/dev-db/postgresql/postgresql-13_beta3.ebuild
@@ -0,0 +1,458 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7} )
+
+inherit flag-o-matic linux-info multilib pam prefix python-single-r1 systemd
+
+KEYWORDS=""
+
+SLOT=$(ver_cut 1)
+
+MY_PV=${PV/_/}
+S="${WORKDIR}/${PN}-${MY_PV}"
+
+SRC_URI="https://ftp.postgresql.org/pub/source/v${MY_PV}/postgresql-${MY_PV}.tar.bz2"
+
+LICENSE="POSTGRESQL GPL-2"
+DESCRIPTION="PostgreSQL RDBMS"
+HOMEPAGE="https://www.postgresql.org/"
+
+IUSE="debug doc icu kerberos kernel_linux ldap libressl llvm nls pam
+	  perl python +readline selinux +server systemd ssl static-libs tcl
+	  threads uuid xml zlib"
+
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+CDEPEND="
+>=app-eselect/eselect-postgresql-2.0
+acct-group/postgres
+acct-user/postgres
+sys-apps/less
+virtual/libintl
+icu? ( dev-libs/icu:= )
+kerberos? ( virtual/krb5 )
+ldap? ( net-nds/openldap )
+llvm? (
+	sys-devel/llvm:=
+	sys-devel/clang:=
+)
+pam? ( sys-libs/pam )
+perl? ( >=dev-lang/perl-5.8:= )
+python? ( ${PYTHON_DEPS} )
+readline? ( sys-libs/readline:0= )
+server? ( systemd? ( sys-apps/systemd ) )
+ssl? (
+	!libressl? ( >=dev-libs/openssl-0.9.6-r1:0= )
+	libressl? ( dev-libs/libressl:= )
+)
+tcl? ( >=dev-lang/tcl-8:0= )
+xml? ( dev-libs/libxml2 dev-libs/libxslt )
+zlib? ( sys-libs/zlib )
+"
+
+# uuid flags -- depend on sys-apps/util-linux for Linux libcs, or if no
+# supported libc in use depend on dev-libs/ossp-uuid. For BSD systems,
+# the libc includes UUID functions.
+UTIL_LINUX_LIBC=( elibc_{glibc,uclibc,musl} )
+BSD_LIBC=( elibc_{Free,Net,Open}BSD )
+
+nest_usedep() {
+	local front back
+	while [[ ${#} -gt 1 ]]; do
+		front+="${1}? ( "
+		back+=" )"
+		shift
+	done
+	echo "${front}${1}${back}"
+}
+
+IUSE+=" ${UTIL_LINUX_LIBC[@]} ${BSD_LIBC[@]}"
+CDEPEND+="
+uuid? (
+	${UTIL_LINUX_LIBC[@]/%/? ( sys-apps/util-linux )}
+	$(nest_usedep ${UTIL_LINUX_LIBC[@]/#/!} ${BSD_LIBC[@]/#/!} dev-libs/ossp-uuid)
+)"
+
+DEPEND="${CDEPEND}
+sys-devel/bison
+sys-devel/flex
+nls? ( sys-devel/gettext )
+xml? ( virtual/pkgconfig )
+"
+
+RDEPEND="${CDEPEND}
+selinux? ( sec-policy/selinux-postgresql )
+"
+
+pkg_setup() {
+	use server && CONFIG_CHECK="~SYSVIPC" linux-info_pkg_setup
+
+	use python && python-single-r1_pkg_setup
+}
+
+src_prepare() {
+	# Set proper run directory
+	sed "s|\(PGSOCKET_DIR\s\+\)\"/tmp\"|\1\"${EPREFIX}/run/postgresql\"|" \
+		-i src/include/pg_config_manual.h || die
+
+	# Rely on $PATH being in the proper order so that the correct
+	# install program is used for modules utilizing PGXS in both
+	# hardened and non-hardened environments. (Bug #528786)
+	sed 's/@install_bin@/install -c/' -i src/Makefile.global.in || die
+
+	use server || eapply "${FILESDIR}/${PN}-13_beta1-no-server.patch"
+
+	if use pam ; then
+		sed "s/\(#define PGSQL_PAM_SERVICE \"postgresql\)/\1-${SLOT}/" \
+			-i src/backend/libpq/auth.c || \
+			die 'PGSQL_PAM_SERVICE rename failed.'
+	fi
+
+	eapply_user
+}
+
+src_configure() {
+	case ${CHOST} in
+		*-darwin*|*-solaris*)
+			use nls && append-libs intl
+			;;
+	esac
+
+	export LDFLAGS_SL="${LDFLAGS}"
+	export LDFLAGS_EX="${LDFLAGS}"
+
+	local PO="${EPREFIX}"
+
+	local i uuid_config=""
+	if use uuid; then
+		for i in ${UTIL_LINUX_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=e2fs"
+		done
+		for i in ${BSD_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=bsd"
+		done
+		[[ -z $uuid_config ]] && uuid_config="--with-uuid=ossp"
+	fi
+
+	econf \
+		--prefix="${PO}/usr/$(get_libdir)/postgresql-${SLOT}" \
+		--datadir="${PO}/usr/share/postgresql-${SLOT}" \
+		--includedir="${PO}/usr/include/postgresql-${SLOT}" \
+		--mandir="${PO}/usr/share/postgresql-${SLOT}/man" \
+		--sysconfdir="${PO}/etc/postgresql-${SLOT}" \
+		--with-system-tzdata="${PO}/usr/share/zoneinfo" \
+		$(use_enable !alpha spinlocks) \
+		$(use_enable debug) \
+		$(use_enable threads thread-safety) \
+		$(use_with icu) \
+		$(use_with kerberos gssapi) \
+		$(use_with ldap) \
+		$(use_with llvm) \
+		$(use_with pam) \
+		$(use_with perl) \
+		$(use_with python) \
+		$(use_with readline) \
+		$(use_with ssl openssl) \
+		$(usex server "$(use_with systemd)" '--without-systemd') \
+		$(use_with tcl) \
+		${uuid_config} \
+		$(use_with xml libxml) \
+		$(use_with xml libxslt) \
+		$(use_with zlib) \
+		$(use_enable nls)
+}
+
+src_compile() {
+	emake
+	emake -C contrib
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+	emake DESTDIR="${D}" install -C contrib
+
+	dodoc README HISTORY
+
+	# man pages are already built, but if we have the target make them,
+	# they'll be generated from source before being installed so we
+	# manually install man pages.
+	# We use ${SLOT} instead of doman for postgresql.eselect
+	insinto /usr/share/postgresql-${SLOT}/man/
+	doins -r doc/src/sgml/man{1,3,7}
+	if ! use server; then
+		# Remove man pages for non-existent binaries
+		serverman=(
+			initdb
+			pg_{archivecleanup,controldata,ctl,resetwal,rewind,standby}
+			pg_{test_{fsync,timing},upgrade,waldump}
+			post{gres,master}
+		)
+		for m in ${serverman[@]} ; do
+			rm "${ED}/usr/share/postgresql-${SLOT}/man/man1/${m}.1"
+		done
+	fi
+	docompress /usr/share/postgresql-${SLOT}/man/man{1,3,7}
+
+	# Create slot specific man pages
+	local bn f mansec slotted_name
+	for mansec in 1 3 7 ; do
+		local rel_manpath="../../postgresql-${SLOT}/man/man${mansec}"
+
+		mkdir -p "${ED}"/usr/share/man/man${mansec} || die "making man dir"
+		pushd "${ED}"/usr/share/man/man${mansec} > /dev/null || die "pushd failed"
+
+		for f in "${ED}/usr/share/postgresql-${SLOT}/man/man${mansec}"/* ; do
+			bn=$(basename "${f}")
+			slotted_name=${bn%.${mansec}}${SLOT}.${mansec}
+			case ${bn} in
+				TABLE.7|WITH.7)
+					echo ".so ${rel_manpath}/SELECT.7" > ${slotted_name}
+					;;
+				*)
+					echo ".so ${rel_manpath}/${bn}" > ${slotted_name}
+					;;
+			esac
+		done
+
+		popd > /dev/null
+	done
+
+	insinto /etc/postgresql-${SLOT}
+	newins src/bin/psql/psqlrc.sample psqlrc
+
+	# Don't delete libpg{port,common}.a (Bug #571046). They're always
+	# needed by extensions utilizing PGXS.
+	use static-libs || \
+		find "${ED}" -name '*.a' ! -name libpgport.a ! -name libpgcommon.a \
+			 -delete
+
+	# Make slot specific links to programs
+	local f bn
+	for f in $(find "${ED}/usr/$(get_libdir)/postgresql-${SLOT}/bin" \
+					-mindepth 1 -maxdepth 1)
+	do
+		bn=$(basename "${f}")
+		dosym "../$(get_libdir)/postgresql-${SLOT}/bin/${bn}" \
+			  "/usr/bin/${bn}${SLOT/.}"
+	done
+
+	if use doc ; then
+		docinto html
+		dodoc doc/src/sgml/html/*
+	fi
+
+	if use server; then
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.confd-9.3" | newconfd - ${PN}-${SLOT}
+
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.init-9.3-r1" | newinitd - ${PN}-${SLOT}
+
+		if use systemd; then
+			sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+				"${FILESDIR}/${PN}.service-9.6-r1" | \
+				systemd_newunit - ${PN}-${SLOT}.service
+			newbin "${FILESDIR}"/${PN}-check-db-dir ${PN}-${SLOT}-check-db-dir
+			systemd_newtmpfilesd "${FILESDIR}"/${PN}.tmpfiles ${PN}-${SLOT}.conf
+		fi
+
+		use pam && pamd_mimic system-auth ${PN}-${SLOT} auth account session
+
+		if use prefix ; then
+			keepdir /run/postgresql
+			fperms 1775 /run/postgresql
+		fi
+	fi
+}
+
+pkg_postinst() {
+	use server && use systemd && systemd_tmpfiles_create ${PN}-${SLOT}.conf
+	postgresql-config update
+
+	elog "If you need a global psqlrc-file, you can place it in:"
+	elog "    ${EROOT}/etc/postgresql-${SLOT}/"
+
+	if use server ; then
+		elog
+		elog "Gentoo specific documentation:"
+		elog "https://wiki.gentoo.org/wiki/PostgreSQL"
+		elog
+		elog "Official documentation:"
+		elog "https://www.postgresql.org/docs/${SLOT}/static/index.html"
+		elog
+		elog "The default location of the Unix-domain socket is:"
+		elog "    ${EROOT}/run/postgresql/"
+		elog
+		elog "Before initializing the database, you may want to edit PG_INITDB_OPTS"
+		elog "so that it contains your preferred locale in:"
+		elog "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+		elog
+		elog "Then, execute the following command to setup the initial database"
+		elog "environment:"
+		elog "    emerge --config =${CATEGORY}/${PF}"
+
+		if [[ -n ${REPLACING_VERSIONS} ]] ; then
+			ewarn "If your system is using 'pg_stat_statements' and you are running a"
+			ewarn "version of PostgreSQL ${SLOT}, we advise that you execute"
+			ewarn "the following command after upgrading:"
+			ewarn
+			ewarn "ALTER EXTENSION pg_stat_statements UPDATE;"
+		fi
+	fi
+}
+
+pkg_prerm() {
+	if use server && [[ -z ${REPLACED_BY_VERSION} ]] ; then
+		ewarn "Have you dumped and/or migrated the ${SLOT} database cluster?"
+		ewarn "\thttps://wiki.gentoo.org/wiki/PostgreSQL/QuickStart#Migrating_PostgreSQL"
+
+		ebegin "Resuming removal in 10 seconds (Control-C to cancel)"
+		sleep 10
+		eend 0
+	fi
+}
+
+pkg_postrm() {
+	postgresql-config update
+}
+
+pkg_config() {
+	use server || die "USE flag 'server' not enabled. Nothing to configure."
+
+	[[ -f "${EROOT}/etc/conf.d/postgresql-${SLOT}" ]] \
+		&& source "${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	[[ -z "${PGDATA}" ]] && PGDATA="${EROOT}/etc/postgresql-${SLOT}/"
+	[[ -z "${DATA_DIR}" ]] \
+		&& DATA_DIR="${EROOT}/var/lib/postgresql/${SLOT}/data"
+
+	# environment.bz2 may not contain the same locale as the current system
+	# locale. Unset and source from the current system locale.
+	if [ -f "${EROOT}/etc/env.d/02locale" ]; then
+		unset LANG
+		unset LC_CTYPE
+		unset LC_NUMERIC
+		unset LC_TIME
+		unset LC_COLLATE
+		unset LC_MONETARY
+		unset LC_MESSAGES
+		unset LC_ALL
+		source "${EROOT}/etc/env.d/02locale"
+		[ -n "${LANG}" ] && export LANG
+		[ -n "${LC_CTYPE}" ] && export LC_CTYPE
+		[ -n "${LC_NUMERIC}" ] && export LC_NUMERIC
+		[ -n "${LC_TIME}" ] && export LC_TIME
+		[ -n "${LC_COLLATE}" ] && export LC_COLLATE
+		[ -n "${LC_MONETARY}" ] && export LC_MONETARY
+		[ -n "${LC_MESSAGES}" ] && export LC_MESSAGES
+		[ -n "${LC_ALL}" ] && export LC_ALL
+	fi
+
+	einfo "You can modify the paths and options passed to initdb by editing:"
+	einfo "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	einfo
+	einfo "Information on options that can be passed to initdb are found at:"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/creating-cluster.html"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/app-initdb.html"
+	einfo
+	einfo "PG_INITDB_OPTS is currently set to:"
+	if [[ -z "${PG_INITDB_OPTS}" ]] ; then
+		einfo "    (none)"
+	else
+		einfo "    ${PG_INITDB_OPTS}"
+	fi
+	einfo
+	einfo "Configuration files will be installed to:"
+	einfo "    ${PGDATA}"
+	einfo
+	einfo "The database cluster will be created in:"
+	einfo "    ${DATA_DIR}"
+	einfo
+
+	ebegin "Continuing initialization in 5 seconds (Control-C to cancel)"
+	sleep 5
+	eend 0
+
+	if [ -n "$(ls -A ${DATA_DIR} 2> /dev/null)" ] ; then
+		eerror "The given directory, '${DATA_DIR}', is not empty."
+		eerror "Modify DATA_DIR to point to an empty directory."
+		die "${DATA_DIR} is not empty."
+	fi
+
+	einfo "Creating the data directory ..."
+	if [[ ${EUID} == 0 ]] ; then
+		mkdir -p "$(dirname ${DATA_DIR%/})" || die "Couldn't parent dirs"
+		mkdir -m 0700 "${DATA_DIR%/}" || die "Couldn't make DATA_DIR"
+		chown -h postgres:postgres "${DATA_DIR%/}" || die "Couldn't chown"
+	fi
+
+	einfo "Initializing the database ..."
+
+	if [[ ${EUID} == 0 ]] ; then
+		su postgres -c "${EROOT}/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -D \"${DATA_DIR}\" ${PG_INITDB_OPTS}"
+	else
+		"${EROOT}"/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -U postgres -D "${DATA_DIR}" ${PG_INITDB_OPTS}
+	fi
+
+	if [[ "${DATA_DIR%/}" != "${PGDATA%/}" ]] ; then
+		mv "${DATA_DIR%/}"/{pg_{hba,ident},postgresql}.conf "${PGDATA}"
+		ln -s "${PGDATA%/}"/{pg_{hba,ident},postgresql}.conf "${DATA_DIR%/}"
+	fi
+
+	# unix_socket_directory has no effect in postgresql.conf as it's
+	# overridden in the initscript
+	sed '/^#unix_socket_directories/,+1d' -i "${PGDATA%/}"/postgresql.conf
+
+	cat <<- EOF >> "${PGDATA%/}"/postgresql.conf
+		# This is here because of https://bugs.gentoo.org/show_bug.cgi?id=518522
+		# On the off-chance that you might need to work with UTF-8 encoded
+		# characters in PL/Perl
+		plperl.on_init = 'use utf8; use re; package utf8; require "utf8_heavy.pl";'
+	EOF
+
+	einfo "The autovacuum function, which was in contrib, has been moved to the main"
+	einfo "PostgreSQL functions starting with 8.1, and starting with 8.4 is now enabled"
+	einfo "by default. You can disable it in the cluster's:"
+	einfo "    ${PGDATA%/}/postgresql.conf"
+	einfo
+	if ! use systemd; then
+		einfo "The PostgreSQL server, by default, will log events to:"
+		einfo "    ${DATA_DIR%/}/postmaster.log"
+		einfo
+	fi
+	if use prefix ; then
+		einfo "The location of the configuration files have moved to:"
+		einfo "    ${PGDATA}"
+		einfo "To start the server:"
+		einfo "    pg_ctl start -D ${DATA_DIR} -o '-D ${PGDATA} --data-directory=${DATA_DIR}'"
+		einfo "To stop:"
+		einfo "    pg_ctl stop -D ${DATA_DIR}"
+		einfo
+		einfo "Or move the configuration files back:"
+		einfo "mv ${PGDATA}*.conf ${DATA_DIR}"
+	elif use systemd; then
+		einfo "You should use the 'postgresql-${SLOT}.service' unit to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	else
+		einfo "You should use the '${EROOT}/etc/init.d/postgresql-${SLOT}' script to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	fi
+}
+
+src_test() {
+	if use server && [[ ${UID} -ne 0 ]] ; then
+		emake check
+
+		einfo "If you think other tests besides the regression tests are necessary, please"
+		einfo "submit a bug including a patch for this ebuild to enable them."
+	else
+		use server || \
+			ewarn 'Tests cannot be run without the "server" use flag enabled.'
+		[[ ${UID} -eq 0 ]] || \
+			ewarn 'Tests cannot be run as root. Enable "userpriv" in FEATURES.'
+
+		ewarn 'Skipping.'
+	fi
+}
diff --git a/dev-db/postgresql/postgresql-9.5.23.ebuild b/dev-db/postgresql/postgresql-9.5.23.ebuild
new file mode 100644
index 000000000000..7d999e9628af
--- /dev/null
+++ b/dev-db/postgresql/postgresql-9.5.23.ebuild
@@ -0,0 +1,476 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7} )
+
+inherit flag-o-matic linux-info multilib pam prefix python-single-r1 systemd
+
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~ppc-macos ~x86-solaris"
+
+SLOT=$(ver_cut 1-2)
+
+SRC_URI="https://ftp.postgresql.org/pub/source/v${PV}/postgresql-${PV}.tar.bz2"
+
+LICENSE="POSTGRESQL GPL-2"
+DESCRIPTION="PostgreSQL RDBMS"
+HOMEPAGE="https://www.postgresql.org/"
+
+IUSE="debug doc kerberos kernel_linux ldap libressl nls pam perl
+	  -pg-legacytimestamp python +readline selinux +server systemd ssl
+	  static-libs tcl threads uuid xml zlib"
+
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+CDEPEND="
+>=app-eselect/eselect-postgresql-2.0
+acct-group/postgres
+acct-user/postgres
+sys-apps/less
+virtual/libintl
+kerberos? ( virtual/krb5 )
+ldap? ( net-nds/openldap )
+pam? ( sys-libs/pam )
+perl? ( >=dev-lang/perl-5.8:= )
+python? ( ${PYTHON_DEPS} )
+readline? ( sys-libs/readline:0= )
+ssl? (
+	!libressl? ( >=dev-libs/openssl-0.9.6-r1:0= )
+	libressl? ( dev-libs/libressl:= )
+)
+tcl? ( >=dev-lang/tcl-8:0= )
+xml? ( dev-libs/libxml2 dev-libs/libxslt )
+zlib? ( sys-libs/zlib )
+"
+
+# uuid flags -- depend on sys-apps/util-linux for Linux libcs, or if no
+# supported libc in use depend on dev-libs/ossp-uuid. For BSD systems,
+# the libc includes UUID functions.
+UTIL_LINUX_LIBC=( elibc_{glibc,uclibc,musl} )
+BSD_LIBC=( elibc_{Free,Net,Open}BSD )
+
+nest_usedep() {
+	local front back
+	while [[ ${#} -gt 1 ]]; do
+		front+="${1}? ( "
+		back+=" )"
+		shift
+	done
+	echo "${front}${1}${back}"
+}
+
+IUSE+=" ${UTIL_LINUX_LIBC[@]} ${BSD_LIBC[@]}"
+CDEPEND+="
+uuid? (
+	${UTIL_LINUX_LIBC[@]/%/? ( sys-apps/util-linux )}
+	$(nest_usedep ${UTIL_LINUX_LIBC[@]/#/!} ${BSD_LIBC[@]/#/!} dev-libs/ossp-uuid)
+)"
+
+DEPEND="${CDEPEND}
+sys-devel/bison
+sys-devel/flex
+nls? ( sys-devel/gettext )
+xml? ( virtual/pkgconfig )
+"
+
+RDEPEND="${CDEPEND}
+selinux? ( sec-policy/selinux-postgresql )
+"
+
+pkg_setup() {
+	use server && CONFIG_CHECK="~SYSVIPC" linux-info_pkg_setup
+
+	use python && python-single-r1_pkg_setup
+}
+
+src_prepare() {
+	# Work around PPC{,64} compilation bug where bool is already defined
+	sed '/#ifndef __cplusplus/a #undef bool' -i src/include/c.h || die
+
+	# Set proper run directory
+	sed "s|\(PGSOCKET_DIR\s\+\)\"/tmp\"|\1\"${EPREFIX}/run/postgresql\"|" \
+		-i src/include/pg_config_manual.h || die
+
+	# Rely on $PATH being in the proper order so that the correct
+	# install program is used for modules utilizing PGXS in both
+	# hardened and non-hardened environments. (Bug #528786)
+	sed 's/@install_bin@/install -c/' -i src/Makefile.global.in || die
+
+	use server || eapply "${FILESDIR}/${PN}-9.5.5-no-server.patch"
+
+	if use pam ; then
+		sed -e "s/\(#define PGSQL_PAM_SERVICE \"postgresql\)/\1-${SLOT}/" \
+			-i src/backend/libpq/auth.c || \
+			die 'PGSQL_PAM_SERVICE rename failed.'
+	fi
+
+	eapply_user
+}
+
+src_configure() {
+	case ${CHOST} in
+		*-darwin*|*-solaris*)
+			use nls && append-libs intl
+			;;
+	esac
+
+	export LDFLAGS_SL="${LDFLAGS}"
+	export LDFLAGS_EX="${LDFLAGS}"
+
+	local PO="${EPREFIX}"
+
+	local i uuid_config=""
+	if use uuid; then
+		for i in ${UTIL_LINUX_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=e2fs"
+		done
+		for i in ${BSD_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=bsd"
+		done
+		[[ -z $uuid_config ]] && uuid_config="--with-uuid=ossp"
+	fi
+
+	econf \
+		--prefix="${PO}/usr/$(get_libdir)/postgresql-${SLOT}" \
+		--datadir="${PO}/usr/share/postgresql-${SLOT}" \
+		--includedir="${PO}/usr/include/postgresql-${SLOT}" \
+		--mandir="${PO}/usr/share/postgresql-${SLOT}/man" \
+		--sysconfdir="${PO}/etc/postgresql-${SLOT}" \
+		--with-system-tzdata="${PO}/usr/share/zoneinfo" \
+		$(use_enable !alpha spinlocks) \
+		$(use_enable !pg-legacytimestamp integer-datetimes) \
+		$(use_enable debug) \
+		$(use_enable threads thread-safety) \
+		$(use_with kerberos gssapi) \
+		$(use_with ldap) \
+		$(use_with pam) \
+		$(use_with perl) \
+		$(use_with python) \
+		$(use_with readline) \
+		$(use_with ssl openssl) \
+		$(use_with tcl) \
+		${uuid_config} \
+		$(use_with xml libxml) \
+		$(use_with xml libxslt) \
+		$(use_with zlib) \
+		$(use_enable nls)
+}
+
+src_compile() {
+	emake
+	emake -C contrib
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+	emake DESTDIR="${D}" install -C contrib
+
+	dodoc README HISTORY doc/{TODO,bug.template}
+
+	# man pages are already built, but if we have the target make them,
+	# they'll be generated from source before being installed so we
+	# manually install man pages.
+	# We use ${SLOT} instead of doman for postgresql.eselect
+	insinto /usr/share/postgresql-${SLOT}/man/
+	doins -r doc/src/sgml/man{1,3,7}
+	if ! use server; then
+		# Remove man pages for non-existent binaries
+		for m in {initdb,pg_{controldata,ctl,resetxlog},post{gres,master}}; do
+			rm "${ED}/usr/share/postgresql-${SLOT}/man/man1/${m}.1"
+		done
+	fi
+	docompress /usr/share/postgresql-${SLOT}/man/man{1,3,7}
+
+	# Create slot specific man pages
+	local bn f mansec slotted_name
+	for mansec in 1 3 7 ; do
+		local rel_manpath="../../postgresql-${SLOT}/man/man${mansec}"
+
+		mkdir -p "${ED}"/usr/share/man/man${mansec} || die "making man dir"
+		pushd "${ED}"/usr/share/man/man${mansec} > /dev/null || die "pushd failed"
+
+		for f in "${ED}/usr/share/postgresql-${SLOT}/man/man${mansec}"/* ; do
+			bn=$(basename "${f}")
+			slotted_name=${bn%.${mansec}}${SLOT/.}.${mansec}
+			case ${bn} in
+				TABLE.7|WITH.7)
+					echo ".so ${rel_manpath}/SELECT.7" > ${slotted_name}
+					;;
+				*)
+					echo ".so ${rel_manpath}/${bn}" > ${slotted_name}
+					;;
+			esac
+		done
+
+		popd > /dev/null
+	done
+
+	insinto /etc/postgresql-${SLOT}
+	newins src/bin/psql/psqlrc.sample psqlrc
+
+	# Don't delete libpg{port,common}.a (Bug #571046). They're always
+	# needed by extensions utilizing PGXS.
+	use static-libs || \
+		find "${ED}" -name '*.a' ! -name libpgport.a ! -name libpgcommon.a \
+			 -delete
+
+	local f bn
+	for f in $(find "${ED}/usr/$(get_libdir)/postgresql-${SLOT}/bin" \
+					-mindepth 1 -maxdepth 1)
+	do
+		bn=$(basename "${f}")
+		# Temporarily tack on tmp to workaround a file collision
+		# issue. This is only necessary for 9.7 and earlier. 10 never
+		# had this issue.
+		dosym "../$(get_libdir)/postgresql-${SLOT}/bin/${bn}" \
+			  "/usr/bin/${bn}${SLOT/.}tmp"
+	done
+
+	if use doc ; then
+		docinto html
+		dodoc doc/src/sgml/html/*
+
+		docinto sgml
+		dodoc doc/src/sgml/*.{sgml,dsl}
+	fi
+
+	if use server; then
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.confd-9.3" | newconfd - ${PN}-${SLOT}
+
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.init-9.3-r1" | newinitd - ${PN}-${SLOT}
+
+		if use systemd; then
+			sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+				"${FILESDIR}/${PN}.service-9.2" | \
+				systemd_newunit - ${PN}-${SLOT}.service
+			systemd_newtmpfilesd "${FILESDIR}"/${PN}.tmpfiles ${PN}-${SLOT}.conf
+		fi
+
+		newbin "${FILESDIR}"/${PN}-check-db-dir ${PN}-${SLOT}-check-db-dir
+
+		use pam && pamd_mimic system-auth ${PN}-${SLOT} auth account session
+
+		if use prefix ; then
+			keepdir /run/postgresql
+			fperms 1775 /run/postgresql
+		fi
+	fi
+}
+
+pkg_preinst() {
+	# Find all of the slot-specific symlinks, if any, in /usr/bin (e.g.,
+	# /usr/bin/psql96). They may have been created by the
+	# postgresql.eselect module, but they're handled within this ebuild
+	# now. It's alright if we momentarily delete /usr/bin/psql as it
+	# will be recreated by the eselect module in pkg_ppostinst(). This
+	# is only necessary for 9.7 and earlier. 10 and later were never
+	# handled in this manner.
+	local canonicalise
+	if type -p realpath > /dev/null; then
+		canonicalise=realpath
+	elif type -p readlink > /dev/null; then
+		canonicalise='readlink -f'
+	else
+		# can't die, subshell
+		die "No readlink nor realpath found, cannot canonicalise"
+	fi
+
+	local l
+	# First remove any symlinks in /usr/bin that may have been created
+	# by the old eselect
+	for l in $(find "${ROOT}/usr/bin" -mindepth 1 -maxdepth 1 -type l) ; do
+		if [[ $(${canonicalise} "${l}") == *postgresql-${SLOT}* ]] ; then
+			rm "${l}" || ewarn "Couldn't remove ${l}"
+		fi
+	done
+
+	# Then move the symlinks created by the ebuild to their proper place.
+	for l in "${ED}"/usr/bin/*tmp ; do
+		mv "${l}" "${l%tmp}" \
+			|| ewarn "Couldn't rename $(basename ${l}) to $(basename ${l%tmp})"
+	done
+}
+
+pkg_postinst() {
+	use server && use systemd && systemd_tmpfiles_create ${PN}-${SLOT}.conf
+	postgresql-config update
+
+	if use alpha && use server ; then
+		ewarn "PostgreSQL 9.5+ no longer has native spinlock support on Alpha platforms."
+		ewarn "As a result, performance will be extremely degraded."
+	fi
+
+	elog "If you need a global psqlrc-file, you can place it in:"
+	elog "    ${EROOT}/etc/postgresql-${SLOT}/"
+
+	if use server ; then
+		elog
+		elog "Gentoo specific documentation:"
+		elog "https://wiki.gentoo.org/wiki/PostgreSQL"
+		elog
+		elog "Official documentation:"
+		elog "https://www.postgresql.org/docs/${SLOT}/static/index.html"
+		elog
+		elog "The default location of the Unix-domain socket is:"
+		elog "    ${EROOT}/run/postgresql/"
+		elog
+		elog "Before initializing the database, you may want to edit PG_INITDB_OPTS"
+		elog "so that it contains your preferred locale in:"
+		elog "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+		elog
+		elog "Then, execute the following command to setup the initial database"
+		elog "environment:"
+		elog "    emerge --config =${CATEGORY}/${PF}"
+	fi
+}
+
+pkg_prerm() {
+	if use server && [[ -z ${REPLACED_BY_VERSION} ]] ; then
+		ewarn "Have you dumped and/or migrated the ${SLOT} database cluster?"
+		ewarn "\thttps://wiki.gentoo.org/wiki/PostgreSQL/QuickStart#Migrating_PostgreSQL"
+
+		ebegin "Resuming removal in 10 seconds (Control-C to cancel)"
+		sleep 10
+		eend 0
+	fi
+}
+
+pkg_postrm() {
+	postgresql-config update
+}
+
+pkg_config() {
+	use server || die "USE flag 'server' not enabled. Nothing to configure."
+
+	[[ -f "${EROOT}/etc/conf.d/postgresql-${SLOT}" ]] \
+		&& source "${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	[[ -z "${PGDATA}" ]] && PGDATA="${EROOT}/etc/postgresql-${SLOT}/"
+	[[ -z "${DATA_DIR}" ]] \
+		&& DATA_DIR="${EROOT}/var/lib/postgresql/${SLOT}/data"
+
+	# environment.bz2 may not contain the same locale as the current system
+	# locale. Unset and source from the current system locale.
+	if [ -f "${EROOT}/etc/env.d/02locale" ]; then
+		unset LANG
+		unset LC_CTYPE
+		unset LC_NUMERIC
+		unset LC_TIME
+		unset LC_COLLATE
+		unset LC_MONETARY
+		unset LC_MESSAGES
+		unset LC_ALL
+		source "${EROOT}/etc/env.d/02locale"
+		[ -n "${LANG}" ] && export LANG
+		[ -n "${LC_CTYPE}" ] && export LC_CTYPE
+		[ -n "${LC_NUMERIC}" ] && export LC_NUMERIC
+		[ -n "${LC_TIME}" ] && export LC_TIME
+		[ -n "${LC_COLLATE}" ] && export LC_COLLATE
+		[ -n "${LC_MONETARY}" ] && export LC_MONETARY
+		[ -n "${LC_MESSAGES}" ] && export LC_MESSAGES
+		[ -n "${LC_ALL}" ] && export LC_ALL
+	fi
+
+	einfo "You can modify the paths and options passed to initdb by editing:"
+	einfo "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	einfo
+	einfo "Information on options that can be passed to initdb are found at:"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/creating-cluster.html"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/app-initdb.html"
+	einfo
+	einfo "PG_INITDB_OPTS is currently set to:"
+	if [[ -z "${PG_INITDB_OPTS}" ]] ; then
+		einfo "    (none)"
+	else
+		einfo "    ${PG_INITDB_OPTS}"
+	fi
+	einfo
+	einfo "Configuration files will be installed to:"
+	einfo "    ${PGDATA}"
+	einfo
+	einfo "The database cluster will be created in:"
+	einfo "    ${DATA_DIR}"
+	einfo
+
+	ebegin "Continuing initialization in 5 seconds (Control-C to cancel)"
+	sleep 5
+	eend 0
+
+	if [ -n "$(ls -A ${DATA_DIR} 2> /dev/null)" ] ; then
+		eerror "The given directory, '${DATA_DIR}', is not empty."
+		eerror "Modify DATA_DIR to point to an empty directory."
+		die "${DATA_DIR} is not empty."
+	fi
+
+	einfo "Creating the data directory ..."
+	if [[ ${EUID} == 0 ]] ; then
+		mkdir -p "${DATA_DIR}"
+		chown -Rf postgres:postgres "${DATA_DIR}"
+		chmod 0700 "${DATA_DIR}"
+	fi
+
+	einfo "Initializing the database ..."
+
+	if [[ ${EUID} == 0 ]] ; then
+		su postgres -c "${EROOT}/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -D \"${DATA_DIR}\" ${PG_INITDB_OPTS}"
+	else
+		"${EROOT}"/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -U postgres -D "${DATA_DIR}" ${PG_INITDB_OPTS}
+	fi
+
+	if [[ "${DATA_DIR%/}" != "${PGDATA%/}" ]] ; then
+		mv "${DATA_DIR%/}"/{pg_{hba,ident},postgresql}.conf "${PGDATA}"
+		ln -s "${PGDATA%/}"/{pg_{hba,ident},postgresql}.conf "${DATA_DIR%/}"
+	fi
+
+	# unix_socket_directory has no effect in postgresql.conf as it's
+	# overridden in the initscript
+	sed '/^#unix_socket_directories/,+1d' -i "${PGDATA%/}"/postgresql.conf
+
+	cat <<- EOF >> "${PGDATA%/}"/postgresql.conf
+		# This is here because of https://bugs.gentoo.org/show_bug.cgi?id=518522
+		# On the off-chance that you might need to work with UTF-8 encoded
+		# characters in PL/Perl
+		plperl.on_init = 'use utf8; use re; package utf8; require "utf8_heavy.pl";'
+	EOF
+
+	einfo "The autovacuum function, which was in contrib, has been moved to the main"
+	einfo "PostgreSQL functions starting with 8.1, and starting with 8.4 is now enabled"
+	einfo "by default. You can disable it in the cluster's:"
+	einfo "    ${PGDATA%/}/postgresql.conf"
+	einfo
+	einfo "The PostgreSQL server, by default, will log events to:"
+	einfo "    ${DATA_DIR%/}/postmaster.log"
+	einfo
+	if use prefix ; then
+		einfo "The location of the configuration files have moved to:"
+		einfo "    ${PGDATA}"
+		einfo "To start the server:"
+		einfo "    pg_ctl start -D ${DATA_DIR} -o '-D ${PGDATA} --data-directory=${DATA_DIR}'"
+		einfo "To stop:"
+		einfo "    pg_ctl stop -D ${DATA_DIR}"
+		einfo
+		einfo "Or move the configuration files back:"
+		einfo "mv ${PGDATA}*.conf ${DATA_DIR}"
+	else
+		einfo "You should use the '${EROOT}/etc/init.d/postgresql-${SLOT}' script to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	fi
+}
+
+src_test() {
+	if use server && [[ ${UID} -ne 0 ]] ; then
+		emake check
+
+		einfo "If you think other tests besides the regression tests are necessary, please"
+		einfo "submit a bug including a patch for this ebuild to enable them."
+	else
+		use server || \
+			ewarn 'Tests cannot be run without the "server" use flag enabled.'
+		[[ ${UID} -eq 0 ]] || \
+			ewarn 'Tests cannot be run as root. Enable "userpriv" in FEATURES.'
+
+		ewarn 'Skipping.'
+	fi
+}
diff --git a/dev-db/postgresql/postgresql-9.6.19.ebuild b/dev-db/postgresql/postgresql-9.6.19.ebuild
new file mode 100644
index 000000000000..52f63bca1fbc
--- /dev/null
+++ b/dev-db/postgresql/postgresql-9.6.19.ebuild
@@ -0,0 +1,481 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7} )
+
+inherit flag-o-matic linux-info multilib pam prefix python-single-r1 systemd
+
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+
+SLOT=$(ver_cut 1-2)
+
+MY_PV=${PV/_/}
+S="${WORKDIR}/${PN}-${MY_PV}"
+
+SRC_URI="https://ftp.postgresql.org/pub/source/v${MY_PV}/postgresql-${MY_PV}.tar.bz2"
+
+LICENSE="POSTGRESQL GPL-2"
+DESCRIPTION="PostgreSQL RDBMS"
+HOMEPAGE="https://www.postgresql.org/"
+
+IUSE="debug doc kerberos kernel_linux ldap libressl nls pam perl
+	  -pg-legacytimestamp python +readline selinux +server systemd ssl
+	  static-libs tcl threads uuid xml zlib"
+
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+CDEPEND="
+>=app-eselect/eselect-postgresql-2.0
+acct-group/postgres
+acct-user/postgres
+sys-apps/less
+virtual/libintl
+kerberos? ( virtual/krb5 )
+ldap? ( net-nds/openldap )
+pam? ( sys-libs/pam )
+perl? ( >=dev-lang/perl-5.8:= )
+python? ( ${PYTHON_DEPS} )
+readline? ( sys-libs/readline:0= )
+ssl? (
+	!libressl? ( >=dev-libs/openssl-0.9.6-r1:0= )
+	libressl? ( dev-libs/libressl:= )
+)
+server? ( systemd? ( sys-apps/systemd ) )
+tcl? ( >=dev-lang/tcl-8:0= )
+xml? ( dev-libs/libxml2 dev-libs/libxslt )
+zlib? ( sys-libs/zlib )
+"
+
+# uuid flags -- depend on sys-apps/util-linux for Linux libcs, or if no
+# supported libc in use depend on dev-libs/ossp-uuid. For BSD systems,
+# the libc includes UUID functions.
+UTIL_LINUX_LIBC=( elibc_{glibc,uclibc,musl} )
+BSD_LIBC=( elibc_{Free,Net,Open}BSD )
+
+nest_usedep() {
+	local front back
+	while [[ ${#} -gt 1 ]]; do
+		front+="${1}? ( "
+		back+=" )"
+		shift
+	done
+	echo "${front}${1}${back}"
+}
+
+IUSE+=" ${UTIL_LINUX_LIBC[@]} ${BSD_LIBC[@]}"
+CDEPEND+="
+uuid? (
+	${UTIL_LINUX_LIBC[@]/%/? ( sys-apps/util-linux )}
+	$(nest_usedep ${UTIL_LINUX_LIBC[@]/#/!} ${BSD_LIBC[@]/#/!} dev-libs/ossp-uuid)
+)"
+
+DEPEND="${CDEPEND}
+sys-devel/bison
+sys-devel/flex
+nls? ( sys-devel/gettext )
+xml? ( virtual/pkgconfig )
+"
+
+RDEPEND="${CDEPEND}
+selinux? ( sec-policy/selinux-postgresql )
+"
+
+pkg_setup() {
+	use server && CONFIG_CHECK="~SYSVIPC" linux-info_pkg_setup
+
+	use python && python-single-r1_pkg_setup
+}
+
+src_prepare() {
+	# Work around PPC{,64} compilation bug where bool is already defined
+	sed '/#ifndef __cplusplus/a #undef bool' -i src/include/c.h || die
+
+	# Set proper run directory
+	sed "s|\(PGSOCKET_DIR\s\+\)\"/tmp\"|\1\"${EPREFIX}/run/postgresql\"|" \
+		-i src/include/pg_config_manual.h || die
+
+	# Rely on $PATH being in the proper order so that the correct
+	# install program is used for modules utilizing PGXS in both
+	# hardened and non-hardened environments. (Bug #528786)
+	sed 's/@install_bin@/install -c/' -i src/Makefile.global.in || die
+
+	use server || eapply "${FILESDIR}/${PN}-${SLOT}.3-no-server.patch"
+
+	if use pam ; then
+		sed -e "s/\(#define PGSQL_PAM_SERVICE \"postgresql\)/\1-${SLOT}/" \
+			-i src/backend/libpq/auth.c || \
+			die 'PGSQL_PAM_SERVICE rename failed.'
+	fi
+
+	eapply_user
+}
+
+src_configure() {
+	case ${CHOST} in
+		*-darwin*|*-solaris*)
+			use nls && append-libs intl
+			;;
+	esac
+
+	export LDFLAGS_SL="${LDFLAGS}"
+	export LDFLAGS_EX="${LDFLAGS}"
+
+	local PO="${EPREFIX}"
+
+	local i uuid_config=""
+	if use uuid; then
+		for i in ${UTIL_LINUX_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=e2fs"
+		done
+		for i in ${BSD_LIBC[@]}; do
+			use ${i} && uuid_config="--with-uuid=bsd"
+		done
+		[[ -z $uuid_config ]] && uuid_config="--with-uuid=ossp"
+	fi
+
+	econf \
+		--prefix="${PO}/usr/$(get_libdir)/postgresql-${SLOT}" \
+		--datadir="${PO}/usr/share/postgresql-${SLOT}" \
+		--includedir="${PO}/usr/include/postgresql-${SLOT}" \
+		--mandir="${PO}/usr/share/postgresql-${SLOT}/man" \
+		--sysconfdir="${PO}/etc/postgresql-${SLOT}" \
+		--with-system-tzdata="${PO}/usr/share/zoneinfo" \
+		$(use_enable !alpha spinlocks) \
+		$(use_enable !pg-legacytimestamp integer-datetimes) \
+		$(use_enable debug) \
+		$(use_enable threads thread-safety) \
+		$(use_with kerberos gssapi) \
+		$(use_with ldap) \
+		$(use_with pam) \
+		$(use_with perl) \
+		$(use_with python) \
+		$(use_with readline) \
+		$(use_with ssl openssl) \
+		$(usex server "$(use_with systemd)" '--without-systemd') \
+		$(use_with tcl) \
+		${uuid_config} \
+		$(use_with xml libxml) \
+		$(use_with xml libxslt) \
+		$(use_with zlib) \
+		$(use_enable nls)
+}
+
+src_compile() {
+	emake
+	emake -C contrib
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+	emake DESTDIR="${D}" install -C contrib
+
+	dodoc README HISTORY doc/{TODO,bug.template}
+
+	# man pages are already built, but if we have the target make them,
+	# they'll be generated from source before being installed so we
+	# manually install man pages.
+	# We use ${SLOT} instead of doman for postgresql.eselect
+	insinto /usr/share/postgresql-${SLOT}/man/
+	doins -r doc/src/sgml/man{1,3,7}
+	if ! use server; then
+		# Remove man pages for non-existent binaries
+		for m in {initdb,pg_{controldata,ctl,resetxlog},post{gres,master}}; do
+			rm "${ED}/usr/share/postgresql-${SLOT}/man/man1/${m}.1"
+		done
+	fi
+	docompress /usr/share/postgresql-${SLOT}/man/man{1,3,7}
+
+	# Create slot specific man pages
+	local bn f mansec slotted_name
+	for mansec in 1 3 7 ; do
+		local rel_manpath="../../postgresql-${SLOT}/man/man${mansec}"
+
+		mkdir -p "${ED}"/usr/share/man/man${mansec} || die "making man dir"
+		pushd "${ED}"/usr/share/man/man${mansec} > /dev/null || die "pushd failed"
+
+		for f in "${ED}/usr/share/postgresql-${SLOT}/man/man${mansec}"/* ; do
+			bn=$(basename "${f}")
+			slotted_name=${bn%.${mansec}}${SLOT/.}.${mansec}
+			case ${bn} in
+				TABLE.7|WITH.7)
+					echo ".so ${rel_manpath}/SELECT.7" > ${slotted_name}
+					;;
+				*)
+					echo ".so ${rel_manpath}/${bn}" > ${slotted_name}
+					;;
+			esac
+		done
+
+		popd > /dev/null
+	done
+
+	insinto /etc/postgresql-${SLOT}
+	newins src/bin/psql/psqlrc.sample psqlrc
+
+	# Don't delete libpg{port,common}.a (Bug #571046). They're always
+	# needed by extensions utilizing PGXS.
+	use static-libs || \
+		find "${ED}" -name '*.a' ! -name libpgport.a ! -name libpgcommon.a \
+			 -delete
+
+	local f bn
+	for f in $(find "${ED}/usr/$(get_libdir)/postgresql-${SLOT}/bin" \
+					-mindepth 1 -maxdepth 1)
+	do
+		bn=$(basename "${f}")
+		# Temporarily tack on tmp to workaround a file collision
+		# issue. This is only necessary for 9.7 and earlier. 10 never
+		# had this issue.
+		dosym "../$(get_libdir)/postgresql-${SLOT}/bin/${bn}" \
+			  "/usr/bin/${bn}${SLOT/.}tmp"
+	done
+
+	if use doc ; then
+		docinto html
+		dodoc doc/src/sgml/html/*
+
+		docinto sgml
+		dodoc doc/src/sgml/*.{sgml,dsl}
+	fi
+
+	if use server; then
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.confd-9.3" | newconfd - ${PN}-${SLOT}
+
+		sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+			"${FILESDIR}/${PN}.init-9.3-r1" | newinitd - ${PN}-${SLOT}
+
+		if use systemd; then
+			sed -e "s|@SLOT@|${SLOT}|g" -e "s|@LIBDIR@|$(get_libdir)|g" \
+				"${FILESDIR}/${PN}.service-9.6-r1" | \
+				systemd_newunit - ${PN}-${SLOT}.service
+			systemd_newtmpfilesd "${FILESDIR}"/${PN}.tmpfiles ${PN}-${SLOT}.conf
+		fi
+
+		newbin "${FILESDIR}"/${PN}-check-db-dir ${PN}-${SLOT}-check-db-dir
+
+		use pam && pamd_mimic system-auth ${PN}-${SLOT} auth account session
+
+		if use prefix ; then
+			keepdir /run/postgresql
+			fperms 1775 /run/postgresql
+		fi
+	fi
+}
+
+pkg_preinst() {
+	# Find all of the slot-specific symlinks, if any, in /usr/bin (e.g.,
+	# /usr/bin/psql96). They may have been created by the
+	# postgresql.eselect module, but they're handled within this ebuild
+	# now. It's alright if we momentarily delete /usr/bin/psql as it
+	# will be recreated by the eselect module in pkg_ppostinst(). This
+	# is only necessary for 9.7 and earlier. 10 and later were never
+	# handled in this manner.
+	local canonicalise
+	if type -p realpath > /dev/null; then
+		canonicalise=realpath
+	elif type -p readlink > /dev/null; then
+		canonicalise='readlink -f'
+	else
+		# can't die, subshell
+		die "No readlink nor realpath found, cannot canonicalise"
+	fi
+
+	local l
+	# First remove any symlinks in /usr/bin that may have been created
+	# by the old eselect
+	for l in $(find "${ROOT}/usr/bin" -mindepth 1 -maxdepth 1 -type l) ; do
+		if [[ $(${canonicalise} "${l}") == *postgresql-${SLOT}* ]] ; then
+			rm "${l}" || ewarn "Couldn't remove ${l}"
+		fi
+	done
+
+	# Then move the symlinks created by the ebuild to their proper place.
+	for l in "${ED}"/usr/bin/*tmp ; do
+		mv "${l}" "${l%tmp}" \
+			|| ewarn "Couldn't rename $(basename ${l}) to $(basename ${l%tmp})"
+	done
+}
+
+pkg_postinst() {
+	use server && use systemd && systemd_tmpfiles_create ${PN}-${SLOT}.conf
+	postgresql-config update
+
+	elog "If you need a global psqlrc-file, you can place it in:"
+	elog "    ${EROOT}/etc/postgresql-${SLOT}/"
+
+	if use server ; then
+		elog
+		elog "Gentoo specific documentation:"
+		elog "https://wiki.gentoo.org/wiki/PostgreSQL"
+		elog
+		elog "Official documentation:"
+		elog "https://www.postgresql.org/docs/${SLOT}/static/index.html"
+		elog
+		elog "The default location of the Unix-domain socket is:"
+		elog "    ${EROOT}/run/postgresql/"
+		elog
+		elog "Before initializing the database, you may want to edit PG_INITDB_OPTS"
+		elog "so that it contains your preferred locale in:"
+		elog "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+		elog
+		elog "Then, execute the following command to setup the initial database"
+		elog "environment:"
+		elog "    emerge --config =${CATEGORY}/${PF}"
+	fi
+}
+
+pkg_prerm() {
+	if use server && [[ -z ${REPLACED_BY_VERSION} ]] ; then
+		ewarn "Have you dumped and/or migrated the ${SLOT} database cluster?"
+		ewarn "\thttps://wiki.gentoo.org/wiki/PostgreSQL/QuickStart#Migrating_PostgreSQL"
+
+		ebegin "Resuming removal in 10 seconds (Control-C to cancel)"
+		sleep 10
+		eend 0
+	fi
+}
+
+pkg_postrm() {
+	postgresql-config update
+}
+
+pkg_config() {
+	use server || die "USE flag 'server' not enabled. Nothing to configure."
+
+	[[ -f "${EROOT}/etc/conf.d/postgresql-${SLOT}" ]] \
+		&& source "${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	[[ -z "${PGDATA}" ]] && PGDATA="${EROOT}/etc/postgresql-${SLOT}/"
+	[[ -z "${DATA_DIR}" ]] \
+		&& DATA_DIR="${EROOT}/var/lib/postgresql/${SLOT}/data"
+
+	# environment.bz2 may not contain the same locale as the current system
+	# locale. Unset and source from the current system locale.
+	if [ -f "${EROOT}/etc/env.d/02locale" ]; then
+		unset LANG
+		unset LC_CTYPE
+		unset LC_NUMERIC
+		unset LC_TIME
+		unset LC_COLLATE
+		unset LC_MONETARY
+		unset LC_MESSAGES
+		unset LC_ALL
+		source "${EROOT}/etc/env.d/02locale"
+		[ -n "${LANG}" ] && export LANG
+		[ -n "${LC_CTYPE}" ] && export LC_CTYPE
+		[ -n "${LC_NUMERIC}" ] && export LC_NUMERIC
+		[ -n "${LC_TIME}" ] && export LC_TIME
+		[ -n "${LC_COLLATE}" ] && export LC_COLLATE
+		[ -n "${LC_MONETARY}" ] && export LC_MONETARY
+		[ -n "${LC_MESSAGES}" ] && export LC_MESSAGES
+		[ -n "${LC_ALL}" ] && export LC_ALL
+	fi
+
+	einfo "You can modify the paths and options passed to initdb by editing:"
+	einfo "    ${EROOT}/etc/conf.d/postgresql-${SLOT}"
+	einfo
+	einfo "Information on options that can be passed to initdb are found at:"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/creating-cluster.html"
+	einfo "    https://www.postgresql.org/docs/${SLOT}/static/app-initdb.html"
+	einfo
+	einfo "PG_INITDB_OPTS is currently set to:"
+	if [[ -z "${PG_INITDB_OPTS}" ]] ; then
+		einfo "    (none)"
+	else
+		einfo "    ${PG_INITDB_OPTS}"
+	fi
+	einfo
+	einfo "Configuration files will be installed to:"
+	einfo "    ${PGDATA}"
+	einfo
+	einfo "The database cluster will be created in:"
+	einfo "    ${DATA_DIR}"
+	einfo
+
+	ebegin "Continuing initialization in 5 seconds (Control-C to cancel)"
+	sleep 5
+	eend 0
+
+	if [ -n "$(ls -A ${DATA_DIR} 2> /dev/null)" ] ; then
+		eerror "The given directory, '${DATA_DIR}', is not empty."
+		eerror "Modify DATA_DIR to point to an empty directory."
+		die "${DATA_DIR} is not empty."
+	fi
+
+	einfo "Creating the data directory ..."
+	if [[ ${EUID} == 0 ]] ; then
+		mkdir -p "${DATA_DIR}"
+		chown -Rf postgres:postgres "${DATA_DIR}"
+		chmod 0700 "${DATA_DIR}"
+	fi
+
+	einfo "Initializing the database ..."
+
+	if [[ ${EUID} == 0 ]] ; then
+		su postgres -c "${EROOT}/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -D \"${DATA_DIR}\" ${PG_INITDB_OPTS}"
+	else
+		"${EROOT}"/usr/$(get_libdir)/postgresql-${SLOT}/bin/initdb -U postgres -D "${DATA_DIR}" ${PG_INITDB_OPTS}
+	fi
+
+	if [[ "${DATA_DIR%/}" != "${PGDATA%/}" ]] ; then
+		mv "${DATA_DIR%/}"/{pg_{hba,ident},postgresql}.conf "${PGDATA}"
+		ln -s "${PGDATA%/}"/{pg_{hba,ident},postgresql}.conf "${DATA_DIR%/}"
+	fi
+
+	# unix_socket_directory has no effect in postgresql.conf as it's
+	# overridden in the initscript
+	sed '/^#unix_socket_directories/,+1d' -i "${PGDATA%/}"/postgresql.conf
+
+	cat <<- EOF >> "${PGDATA%/}"/postgresql.conf
+		# This is here because of https://bugs.gentoo.org/show_bug.cgi?id=518522
+		# On the off-chance that you might need to work with UTF-8 encoded
+		# characters in PL/Perl
+		plperl.on_init = 'use utf8; use re; package utf8; require "utf8_heavy.pl";'
+	EOF
+
+	einfo "The autovacuum function, which was in contrib, has been moved to the main"
+	einfo "PostgreSQL functions starting with 8.1, and starting with 8.4 is now enabled"
+	einfo "by default. You can disable it in the cluster's:"
+	einfo "    ${PGDATA%/}/postgresql.conf"
+	einfo
+	if ! use systemd; then
+		einfo "The PostgreSQL server, by default, will log events to:"
+		einfo "    ${DATA_DIR%/}/postmaster.log"
+		einfo
+	fi
+	if use prefix ; then
+		einfo "The location of the configuration files have moved to:"
+		einfo "    ${PGDATA}"
+		einfo "To start the server:"
+		einfo "    pg_ctl start -D ${DATA_DIR} -o '-D ${PGDATA} --data-directory=${DATA_DIR}'"
+		einfo "To stop:"
+		einfo "    pg_ctl stop -D ${DATA_DIR}"
+		einfo
+		einfo "Or move the configuration files back:"
+		einfo "mv ${PGDATA}*.conf ${DATA_DIR}"
+	elif use systemd; then
+		einfo "You should use the 'postgresql-${SLOT}.service' unit to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	else
+		einfo "You should use the '${EROOT}/etc/init.d/postgresql-${SLOT}' script to run PostgreSQL"
+		einfo "instead of 'pg_ctl'."
+	fi
+}
+
+src_test() {
+	if use server && [[ ${UID} -ne 0 ]] ; then
+		emake check
+
+		einfo "If you think other tests besides the regression tests are necessary, please"
+		einfo "submit a bug including a patch for this ebuild to enable them."
+	else
+		use server || \
+			ewarn 'Tests cannot be run without the "server" use flag enabled.'
+		[[ ${UID} -eq 0 ]] || \
+			ewarn 'Tests cannot be run as root. Enable "userpriv" in FEATURES.'
+
+		ewarn 'Skipping.'
+	fi
+}