dev-db/mysql: Backport changes from 5.6.41 into 5.6.40-r2

Package-Manager: Portage-2.3.49, Repoman-2.3.10

1 files changed, 768 insertions, 0 deletions

diff --git a/dev-db/mysql/mysql-5.6.40-r2.ebuild b/dev-db/mysql/mysql-5.6.40-r2.ebuild
new file mode 100644
index 000000000000..7ec34a50aadc
--- /dev/null
+++ b/dev-db/mysql/mysql-5.6.40-r2.ebuild
@@ -0,0 +1,768 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="6"
+MY_EXTRAS_VER="20180804-2323Z"
+
+CMAKE_MAKEFILE_GENERATOR=emake
+
+# Keeping eutils in EAPI=6 for emktemp in pkg_config
+
+inherit eutils flag-o-matic prefix toolchain-funcs \
+	user cmake-utils multilib-build
+
+SRC_URI="http://cdn.mysql.com/Downloads/MySQL-5.6/${P}.tar.gz
+	https://cdn.mysql.com/archives/mysql-5.6/${P}.tar.gz
+	http://downloads.mysql.com/archives/MySQL-5.6/${P}.tar.gz"
+
+# Gentoo patches to MySQL
+if [[ "${MY_EXTRAS_VER}" != "live" && "${MY_EXTRAS_VER}" != "none" ]]; then
+	SRC_URI="${SRC_URI}
+		mirror://gentoo/mysql-extras-${MY_EXTRAS_VER}.tar.bz2
+		https://gitweb.gentoo.org/proj/mysql-extras.git/snapshot/mysql-extras-${MY_EXTRAS_VER}.tar.bz2
+		https://dev.gentoo.org/~grknight/distfiles/mysql-extras-${MY_EXTRAS_VER}.tar.bz2
+		https://dev.gentoo.org/~robbat2/distfiles/mysql-extras-${MY_EXTRAS_VER}.tar.bz2
+		https://dev.gentoo.org/~jmbsvicetto/distfiles/mysql-extras-${MY_EXTRAS_VER}.tar.bz2"
+fi
+
+HOMEPAGE="https://www.mysql.com/"
+DESCRIPTION="A fast, multi-threaded, multi-user SQL database server"
+LICENSE="GPL-2"
+SLOT="0/18"
+IUSE="client-libs cracklib debug jemalloc latin1 libressl numa +perl profiling selinux
+	+server static static-libs systemtap tcmalloc test yassl"
+
+# Tests always fail when libressl is enabled due to hard-coded ciphers in the tests
+RESTRICT="libressl? ( test )"
+
+REQUIRED_USE="?? ( tcmalloc jemalloc ) static? ( yassl )"
+
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~x64-macos ~x86-macos ~x64-solaris ~x86-solaris"
+
+# Shorten the path because the socket path length must be shorter than 107 chars
+# and we will run a mysql server during test phase
+S="${WORKDIR}/mysql"
+
+if [[ "${MY_EXTRAS_VER}" == "live" ]] ; then
+	inherit git-r3
+	EGIT_REPO_URI="https://anongit.gentoo.org/git/proj/mysql-extras.git"
+	EGIT_CHECKOUT_DIR="${WORKDIR}/mysql-extras"
+	EGIT_CLONE_TYPE=shallow
+	MY_PATCH_DIR="${WORKDIR}/mysql-extras"
+else
+	MY_PATCH_DIR="${WORKDIR}/mysql-extras-${MY_EXTRAS_VER}"
+fi
+
+PATCHES=(
+	"${MY_PATCH_DIR}"/01050_all_mysql_config_cleanup-5.6.patch
+	"${MY_PATCH_DIR}"/02040_all_embedded-library-shared-5.5.10.patch
+	"${MY_PATCH_DIR}"/20006_all_cmake_elib-mysql-5.6.35.patch
+	"${MY_PATCH_DIR}"/20007_all_cmake-debug-werror-5.6.22.patch
+	"${MY_PATCH_DIR}"/20008_all_mysql-tzinfo-symlink-5.6.37.patch
+	"${MY_PATCH_DIR}"/20009_all_mysql_myodbc_symbol_fix-5.6.patch
+	"${MY_PATCH_DIR}"/20018_all_mysql-5.6.25-without-clientlibs-tools.patch
+	"${MY_PATCH_DIR}"/20027_all_mysql-5.5-perl5.26-includes.patch
+	"${MY_PATCH_DIR}"/20028_all_mysql-5.6-gcc7.patch
+	"${MY_PATCH_DIR}"/20031_all_mysql-5.6-fix-monitor.test.patch
+)
+
+# Be warned, *DEPEND are version-dependant
+# These are used for both runtime and compiletime
+COMMON_DEPEND="
+	kernel_linux? (
+		sys-process/procps:0=
+		dev-libs/libaio:0=
+	)
+	net-misc/curl
+	>=sys-apps/sed-4
+	>=sys-apps/texinfo-4.7-r1
+	jemalloc? ( dev-libs/jemalloc:0= )
+	tcmalloc? ( dev-util/google-perftools:0= )
+	systemtap? ( >=dev-util/systemtap-1.3:0= )
+	!yassl? (
+		!libressl? ( >=dev-libs/openssl-1.0.0:0= )
+		libressl? ( dev-libs/libressl:0= )
+	)
+	>=sys-libs/zlib-1.2.3:0=
+	sys-libs/ncurses:0=
+	server? (
+		numa? ( sys-process/numactl )
+	)
+	!client-libs? ( dev-db/mysql-connector-c[${MULTILIB_USEDEP},static-libs?] )
+"
+DEPEND="virtual/yacc
+	static? ( sys-libs/ncurses[static-libs] )
+	|| ( >=sys-devel/gcc-3.4.6 >=sys-devel/gcc-apple-4.0 )
+	${COMMON_DEPEND}"
+RDEPEND="selinux? ( sec-policy/selinux-mysql )
+	client-libs? ( !dev-db/mariadb-connector-c[mysqlcompat] !dev-db/mysql-connector-c )
+	!dev-db/mariadb !dev-db/mariadb-galera !dev-db/percona-server !dev-db/mysql-cluster
+	server? ( !prefix? ( dev-db/mysql-init-scripts ) )
+	${COMMON_DEPEND}
+"
+# For other stuff to bring us in
+# dev-perl/DBD-mysql is needed by some scripts installed by MySQL
+PDEPEND="perl? ( >=dev-perl/DBD-mysql-2.9004 )"
+
+pkg_setup() {
+	if [[ ${MERGE_TYPE} != binary ]] ; then
+		local GCC_MAJOR_SET=$(gcc-major-version)
+		local GCC_MINOR_SET=$(gcc-minor-version)
+		# Bug 565584.  InnoDB now requires atomic functions introduced with gcc-4.7 on
+		# non x86{,_64} arches
+		if ! use amd64 && ! use x86 && [[ ${GCC_MAJOR_SET} -lt 4 || \
+			${GCC_MAJOR_SET} -eq 4 && ${GCC_MINOR_SET} -lt 7 ]] ; then
+			eerror "${PN} needs to be built with gcc-4.7 or later."
+			eerror "Please use gcc-config to switch to gcc-4.7 or later version."
+			die
+		fi
+	fi
+	if has test ${FEATURES} && \
+		use server && ! has userpriv ${FEATURES} ; then
+			eerror "Testing with FEATURES=-userpriv is no longer supported by upstream. Tests MUST be run as non-root."
+	fi
+
+	# This should come after all of the die statements
+	enewgroup mysql 60 || die "problem adding 'mysql' group"
+	enewuser mysql 60 -1 /dev/null mysql || die "problem adding 'mysql' user"
+}
+
+pkg_preinst() {
+	# Here we need to see if the implementation switched client libraries
+	# We check if this is a new instance of the package and a client library already exists
+	local SHOW_ABI_MESSAGE libpath
+	if use client-libs && [[ -z ${REPLACING_VERSIONS} && -e "${EROOT}usr/$(get_libdir)/libmysqlclient.so" ]] ; then
+		libpath=$(readlink "${EROOT}usr/$(get_libdir)/libmysqlclient.so")
+		elog "Due to ABI changes when switching between different client libraries,"
+		elog "revdep-rebuild must find and rebuild all packages linking to libmysqlclient."
+		elog "Please run: revdep-rebuild --library ${libpath}"
+		ewarn "Failure to run revdep-rebuild may cause issues with other programs or libraries"
+	fi
+}
+
+pkg_postinst() {
+	# Make sure the vars are correctly initialized
+	mysql_init_vars
+
+	# Create log directory securely if it does not exist
+	[[ -d "${ROOT}${MY_LOGDIR}" ]] || install -d -m0750 -o mysql -g mysql "${ROOT}${MY_LOGDIR}"
+
+	if use server ; then
+		if [[ -z "${REPLACING_VERSIONS}" ]] ; then
+			einfo
+			elog "You might want to run:"
+			elog "\"emerge --config =${CATEGORY}/${PF}\""
+			elog "if this is a new install."
+			elog
+			elog "If you are switching server implentations, you should run the"
+			elog "mysql_upgrade tool."
+			einfo
+		else
+			einfo
+			elog "If you are upgrading major versions, you should run the"
+			elog "mysql_upgrade tool."
+			einfo
+		fi
+	fi
+}
+
+src_unpack() {
+	unpack ${A}
+	# Grab the patches
+	[[ "${MY_EXTRAS_VER}" == "live" ]] && S="${WORKDIR}/mysql-extras" git-r3_src_unpack
+
+	mv -f "${WORKDIR}/${P}" "${S}" || die
+}
+
+src_prepare() {
+	_disable_engine() {
+		echo > "${S%/}/storage/${1}/CMakeLists.txt" || die
+	}
+
+	_disable_plugin() {
+		echo > "${S%/}/plugin/${1}/CMakeLists.txt" || die
+	}
+
+	if use jemalloc ; then
+		echo "TARGET_LINK_LIBRARIES(mysqld jemalloc)" >> "${S}/sql/CMakeLists.txt" || die
+	fi
+	if use tcmalloc; then
+		echo "TARGET_LINK_LIBRARIES(mysqld tcmalloc)" >> "${S}/sql/CMakeLists.txt" || die
+	fi
+	# Remove the centos and rhel selinux policies to support mysqld_safe under SELinux
+	if [[ -d "${S}/support-files/SELinux" ]] ; then
+		echo > "${S}/support-files/SELinux/CMakeLists.txt" || die
+	fi
+
+	if use libressl ; then
+		sed -i 's/OPENSSL_MAJOR_VERSION STREQUAL "1"/OPENSSL_MAJOR_VERSION STREQUAL "2"/' \
+			"${S}/cmake/ssl.cmake" || die
+	fi
+
+	sed -i 's~ADD_SUBDIRECTORY(storage/ndb)~~' CMakeLists.txt || die
+
+	local plugin
+	local server_plugins=( semisync )
+	local test_plugins=( audit_null daemon_example fulltext )
+	if ! use server; then # These plugins are for the server
+		for plugin in "${server_plugins[@]}" ; do
+			_disable_plugin "${plugin}"
+		done
+	fi
+
+	if ! use test; then # These plugins are only used during testing
+		for plugin in "${test_plugins[@]}" ; do
+			_disable_plugin "${plugin}"
+		done
+	fi
+
+	# Don't build example
+	_disable_engine example
+	_disable_engine ndb
+	_disable_plugin innodb_memcached
+
+	cmake-utils_src_prepare
+}
+
+src_configure(){
+	# bug 508724 mariadb cannot use ld.gold
+	tc-ld-disable-gold
+	# Bug #114895, bug #110149
+	filter-flags "-O" "-O[01]"
+
+	append-cxxflags -felide-constructors
+
+	# bug #283926, with GCC4.4, this is required to get correct behavior.
+	append-flags -fno-strict-aliasing
+
+	CMAKE_BUILD_TYPE="RelWithDebInfo"
+
+	# debug hack wrt #497532
+	mycmakeargs=(
+		-DCMAKE_C_FLAGS_RELWITHDEBINFO="$(usex debug '' '-DNDEBUG')"
+		-DCMAKE_CXX_FLAGS_RELWITHDEBINFO="$(usex debug '' '-DNDEBUG')"
+		-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr"
+		-DMYSQL_DATADIR="${EPREFIX}/var/lib/mysql"
+		-DSYSCONFDIR="${EPREFIX}/etc/mysql"
+		-DINSTALL_BINDIR=bin
+		-DINSTALL_DOCDIR=share/doc/${PF}
+		-DINSTALL_DOCREADMEDIR=share/doc/${PF}
+		-DINSTALL_INCLUDEDIR=include/mysql
+		-DINSTALL_INFODIR=share/info
+		-DINSTALL_LIBDIR=$(get_libdir)
+		-DINSTALL_MANDIR=share/man
+		-DINSTALL_MYSQLSHAREDIR=share/mysql
+		-DINSTALL_PLUGINDIR=$(get_libdir)/mysql/plugin
+		-DINSTALL_SCRIPTDIR=share/mysql/scripts
+		-DINSTALL_MYSQLDATADIR="${EPREFIX}/var/lib/mysql"
+		-DINSTALL_SBINDIR=sbin
+		-DINSTALL_SUPPORTFILESDIR="${EPREFIX}/usr/share/mysql"
+		-DCOMPILATION_COMMENT="Gentoo Linux ${PF}"
+		-DWITH_UNIT_TESTS=$(usex test ON OFF)
+		### TODO: make this system but issues with UTF-8 prevent it
+		-DWITH_EDITLINE=bundled
+		-DWITH_ZLIB=system
+		-DWITH_LIBWRAP=0
+		-DENABLED_LOCAL_INFILE=1
+		-DMYSQL_UNIX_ADDR="${EPREFIX}/var/run/mysqld/mysqld.sock"
+		-DWITH_DEFAULT_COMPILER_OPTIONS=0
+		-DWITH_DEFAULT_FEATURE_SET=0
+		# The build forces this to be defined when cross-compiling.  We pass it
+		# all the time for simplicity and to make sure it is actually correct.
+		-DSTACK_DIRECTION=$(tc-stack-grows-down && echo -1 || echo 1)
+		-DWITH_LIBEVENT=NO
+		-DWITHOUT_CLIENTLIBS=YES
+		-DENABLE_DTRACE=$(usex systemtap)
+		-DWITH_SSL=$(usex yassl bundled system)
+		-DINSTALL_MYSQLTESTDIR=$(usex test 'share/mysql/mysql-test' '')
+		-DWITHOUT_VALIDATE_PASSWORD=1
+	)
+
+	if use server ; then
+
+		if [[ ( -n ${MYSQL_DEFAULT_CHARSET} ) && ( -n ${MYSQL_DEFAULT_COLLATION} ) ]]; then
+			ewarn "You are using a custom charset of ${MYSQL_DEFAULT_CHARSET}"
+			ewarn "and a collation of ${MYSQL_DEFAULT_COLLATION}."
+			ewarn "You MUST file bugs without these variables set."
+
+			mycmakeargs+=(
+				-DDEFAULT_CHARSET=${MYSQL_DEFAULT_CHARSET}
+				-DDEFAULT_COLLATION=${MYSQL_DEFAULT_COLLATION}
+			)
+
+		elif ! use latin1 ; then
+			mycmakeargs+=(
+				-DDEFAULT_CHARSET=utf8
+				-DDEFAULT_COLLATION=utf8_general_ci
+			)
+		else
+			mycmakeargs+=(
+				-DDEFAULT_CHARSET=latin1
+				-DDEFAULT_COLLATION=latin1_swedish_ci
+			)
+		fi
+		mycmakeargs+=(
+			-DWITH_NUMA=$(usex numa ON OFF)
+			-DEXTRA_CHARSETS=all
+			-DDISABLE_SHARED=$(usex static YES NO)
+			-DWITH_DEBUG=$(usex debug)
+			-DWITH_EMBEDDED_SERVER=OFF
+			-DENABLED_PROFILING=$(usex profiling)
+		)
+
+		if use static; then
+			mycmakeargs+=( -DWITH_PIC=1 )
+		fi
+
+		# Storage engines
+		mycmakeargs+=(
+			-DWITH_ARCHIVE_STORAGE_ENGINE=1
+			-DWITH_BLACKHOLE_STORAGE_ENGINE=1
+			-DWITH_CSV_STORAGE_ENGINE=1
+			-DWITH_HEAP_STORAGE_ENGINE=1
+			-DWITH_INNOBASE_STORAGE_ENGINE=1
+			-DWITH_MYISAMMRG_STORAGE_ENGINE=1
+			-DWITH_MYISAM_STORAGE_ENGINE=1
+			-DWITH_PARTITION_STORAGE_ENGINE=1
+			-DWITH_INNODB_MEMCACHED=0
+		)
+
+	else
+		mycmakeargs+=(
+			-DWITHOUT_SERVER=1
+			-DWITH_EMBEDDED_SERVER=OFF
+			-DEXTRA_CHARSETS=none
+		)
+	fi
+
+	cmake-utils_src_configure
+}
+
+src_compile() {
+	cmake-utils_src_compile
+}
+
+src_install() {
+	cmake-utils_src_install
+
+	# Kill old libmysqclient_r symlinks if they exist.  Time to fix what depends on them.
+	find "${D}" -name 'libmysqlclient_r.*' -type l -delete || die
+	# Make sure the vars are correctly initialized
+	mysql_init_vars
+
+	# Convenience links
+	einfo "Making Convenience links for mysqlcheck multi-call binary"
+	dosym "mysqlcheck" "/usr/bin/mysqlanalyze"
+	dosym "mysqlcheck" "/usr/bin/mysqlrepair"
+	dosym "mysqlcheck" "/usr/bin/mysqloptimize"
+
+	# INSTALL_LAYOUT=STANDALONE causes cmake to create a /usr/data dir
+	if [[ -d "${ED}/usr/data" ]] ; then
+		rm -Rf "${ED}/usr/data" || die
+	fi
+
+	# Unless they explicitly specific USE=test, then do not install the
+	# testsuite. It DOES have a use to be installed, esp. when you want to do a
+	# validation of your database configuration after tuning it.
+	if ! use test ; then
+		rm -rf "${D}/${MY_SHAREDSTATEDIR}/mysql-test"
+	fi
+
+	# Configuration stuff
+	einfo "Building default configuration ..."
+	insinto "${MY_SYSCONFDIR#${EPREFIX}}"
+	[[ -f "${S%/}/scripts/mysqlaccess.conf" ]] && doins "${S%/}"/scripts/mysqlaccess.conf
+	local mycnf_src="my.cnf-5.6"
+	sed -e "s!@DATADIR@!${MY_DATADIR}!g" \
+		"${FILESDIR%/}/${mycnf_src}" \
+		> "${TMPDIR%/}/my.cnf.ok" || die
+	use prefix && sed -i -r -e '/^user[[:space:]]*=[[:space:]]*mysql$/d' "${TMPDIR%/}/my.cnf.ok"
+	if use latin1 ; then
+		sed -i \
+			-e "/character-set/s|utf8|latin1|g" \
+			"${TMPDIR%/}/my.cnf.ok" || die
+	fi
+	eprefixify "${TMPDIR%/}/my.cnf.ok"
+	newins "${TMPDIR}/my.cnf.ok" my.cnf
+
+	if use server ; then
+		einfo "Including support files and sample configurations"
+		docinto "support-files"
+		local script
+		for script in \
+			"${S}"/support-files/magic
+		do
+			[[ -f "$script" ]] && dodoc "${script}"
+		done
+
+		docinto "scripts"
+		for script in "${S}"/scripts/mysql* ; do
+			[[ ( -f "$script" ) && ( "${script%.sh}" == "${script}" ) ]] && dodoc "${script}"
+		done
+	fi
+
+	#Remove mytop if perl is not selected
+	[[ -e "${ED}/usr/bin/mytop" ]] && ! use perl && rm -f "${ED}/usr/bin/mytop"
+}
+
+# Official test instructions:
+# USE='perl server static-libs' \
+# FEATURES='test userpriv -usersandbox' \
+# ebuild mysql-X.X.XX.ebuild \
+# digest clean package
+src_test() {
+
+	_disable_test() {
+		local rawtestname reason
+		rawtestname="${1}" ; shift
+		reason="${@}"
+		ewarn "test '${rawtestname}' disabled: '${reason}'"
+		echo ${rawtestname} : ${reason} >> "${T}/disabled.def"
+	}
+
+	local TESTDIR="${BUILD_DIR}/mysql-test"
+	local retstatus_unit
+	local retstatus_tests
+
+	if ! use server ; then
+		einfo "Skipping server tests due to minimal build."
+		return 0
+	fi
+
+	# Bug #213475 - MySQL _will_ object strenously if your machine is named
+	# localhost. Also causes weird failures.
+	[[ "${HOSTNAME}" == "localhost" ]] && die "Your machine must NOT be named localhost"
+
+	if [[ $UID -eq 0 ]]; then
+		die "Testing with FEATURES=-userpriv is no longer supported by upstream. Tests MUST be run as non-root."
+	fi
+	has usersandbox $FEATURES && ewarn "Some tests may fail with FEATURES=usersandbox"
+
+	einfo ">>> Test phase [test]: ${CATEGORY}/${PF}"
+
+	# Run CTest (test-units)
+	cmake-utils_src_test
+	retstatus_unit=$?
+
+	# Ensure that parallel runs don't die
+	export MTR_BUILD_THREAD="$((${RANDOM} % 100))"
+	# Enable parallel testing, auto will try to detect number of cores
+	# You may set this by hand.
+	# The default maximum is 8 unless MTR_MAX_PARALLEL is increased
+	export MTR_PARALLEL="${MTR_PARALLEL:-auto}"
+
+	# create directories because mysqladmin might run out of order
+	mkdir -p "${T}"/var-tests{,/log} || die
+
+	# Run mysql tests
+	pushd "${TESTDIR}" > /dev/null || die
+
+	touch "${T}/disabled.def"
+	# These are failing in MySQL 5.7 for now and are believed to be
+	# false positives:
+	#
+	local t
+
+	for t in auth_sec.keyring_udf federated.federated_plugin ; do
+			_disable_test  "$t" "False positives in Gentoo"
+	done
+
+	# run mysql-test tests
+	perl mysql-test-run.pl --force --vardir="${T}/var-tests" --reorder --skip-test=tokudb --skip-test-list="${T}/disabled.def"
+	retstatus_tests=$?
+
+	popd > /dev/null || die
+
+	# Cleanup is important for these testcases.
+	pkill -9 -f "${S}/ndb" 2>/dev/null
+	pkill -9 -f "${S}/sql" 2>/dev/null
+
+	local failures=""
+	[[ $retstatus_unit -eq 0 ]] || failures="${failures} test-unit"
+	[[ $retstatus_tests -eq 0 ]] || failures="${failures} tests"
+
+	[[ -z "$failures" ]] || die "Test failures: $failures"
+	einfo "Tests successfully completed"
+}
+
+mysql_init_vars() {
+	MY_SHAREDSTATEDIR=${MY_SHAREDSTATEDIR="${EPREFIX%/}/usr/share/mysql"}
+	MY_SYSCONFDIR=${MY_SYSCONFDIR="${EPREFIX%/}/etc/mysql"}
+	MY_LOCALSTATEDIR=${MY_LOCALSTATEDIR="${EPREFIX%/}/var/lib/mysql"}
+	MY_LOGDIR=${MY_LOGDIR="${EPREFIX%/}/var/log/mysql"}
+
+	if [[ -z "${MY_DATADIR}" ]] ; then
+		MY_DATADIR=""
+		if [[ -f "${MY_SYSCONFDIR}/my.cnf" ]] ; then
+			MY_DATADIR=`"my_print_defaults" mysqld 2>/dev/null \
+				| sed -ne '/datadir/s|^--datadir=||p' \
+				| tail -n1`
+			if [[ -z "${MY_DATADIR}" ]] ; then
+				MY_DATADIR=`grep ^datadir "${MY_SYSCONFDIR}/my.cnf" \
+				| sed -e 's/.*=\s*//' \
+				| tail -n1`
+			fi
+		fi
+		if [[ -z "${MY_DATADIR}" ]] ; then
+			MY_DATADIR="${MY_LOCALSTATEDIR}"
+			einfo "Using default MY_DATADIR"
+		fi
+		elog "MySQL MY_DATADIR is ${MY_DATADIR}"
+
+		if [[ -z "${PREVIOUS_DATADIR}" ]] ; then
+			if [[ -e "${MY_DATADIR}" ]] ; then
+				# If you get this and you're wondering about it, see bug #207636
+				elog "MySQL datadir found in ${MY_DATADIR}"
+				elog "A new one will not be created."
+				PREVIOUS_DATADIR="yes"
+			else
+				PREVIOUS_DATADIR="no"
+			fi
+			export PREVIOUS_DATADIR
+		fi
+	else
+		if [[ ${EBUILD_PHASE} == "config" ]]; then
+			local new_MY_DATADIR
+			new_MY_DATADIR=`"my_print_defaults" mysqld 2>/dev/null \
+				| sed -ne '/datadir/s|^--datadir=||p' \
+				| tail -n1`
+
+			if [[ ( -n "${new_MY_DATADIR}" ) && ( "${new_MY_DATADIR}" != "${MY_DATADIR}" ) ]]; then
+				ewarn "MySQL MY_DATADIR has changed"
+				ewarn "from ${MY_DATADIR}"
+				ewarn "to ${new_MY_DATADIR}"
+				MY_DATADIR="${new_MY_DATADIR}"
+			fi
+		fi
+	fi
+
+	export MY_SHAREDSTATEDIR MY_SYSCONFDIR
+	export MY_LOCALSTATEDIR MY_LOGDIR
+	export MY_DATADIR
+}
+
+pkg_config() {
+	_getoptval() {
+		local mypd="${EROOT%/}"/usr/bin/my_print_defaults
+		local section="$1"
+		local flag="--${2}="
+		local extra_options="${3}"
+		"${mypd}" $extra_options $section | sed -n "/^${flag}/s,${flag},,gp"
+	}
+	local old_MY_DATADIR="${MY_DATADIR}"
+	local old_HOME="${HOME}"
+	# my_print_defaults needs to read stuff in $HOME/.my.cnf
+	export HOME=${EPREFIX%/}/root
+
+	# Make sure the vars are correctly initialized
+	mysql_init_vars
+
+	[[ -z "${MY_DATADIR}" ]] && die "Sorry, unable to find MY_DATADIR"
+	if [[ ! -x "${EROOT%/}/usr/sbin/mysqld" ]] ; then
+		die "Minimal builds do NOT include the MySQL server"
+	fi
+
+	if [[ ( -n "${MY_DATADIR}" ) && ( "${MY_DATADIR}" != "${old_MY_DATADIR}" ) ]]; then
+		local MY_DATADIR_s="${ROOT%/}/${MY_DATADIR}"
+		MY_DATADIR_s="${MY_DATADIR_s%%/}"
+		local old_MY_DATADIR_s="${ROOT%/}/${old_MY_DATADIR}"
+		old_MY_DATADIR_s="${old_MY_DATADIR_s%%/}"
+
+		if [[ ( -d "${old_MY_DATADIR_s}" ) && ( "${old_MY_DATADIR_s}" != / ) ]]; then
+			if [[ -d "${MY_DATADIR_s}" ]]; then
+				ewarn "Both ${old_MY_DATADIR_s} and ${MY_DATADIR_s} exist"
+				ewarn "Attempting to use ${MY_DATADIR_s} and preserving ${old_MY_DATADIR_s}"
+			else
+				elog "Moving MY_DATADIR from ${old_MY_DATADIR_s} to ${MY_DATADIR_s}"
+				mv --strip-trailing-slashes -T "${old_MY_DATADIR_s}" "${MY_DATADIR_s}" \
+				|| die "Moving MY_DATADIR failed"
+			fi
+		else
+			ewarn "Previous MY_DATADIR (${old_MY_DATADIR_s}) does not exist"
+			if [[ -d "${MY_DATADIR_s}" ]]; then
+				ewarn "Attempting to use ${MY_DATADIR_s}"
+			else
+				eerror "New MY_DATADIR (${MY_DATADIR_s}) does not exist"
+				die "Configuration Failed! Please reinstall ${CATEGORY}/${PN}"
+			fi
+		fi
+	fi
+
+	local pwd1="a"
+	local pwd2="b"
+	local maxtry=15
+
+	if [ -z "${MYSQL_ROOT_PASSWORD}" ]; then
+		local tmp_mysqld_password_source=
+
+		for tmp_mysqld_password_source in mysql client; do
+			einfo "Trying to get password for mysql 'root' user from '${tmp_mysqld_password_source}' section ..."
+			MYSQL_ROOT_PASSWORD="$(_getoptval "${tmp_mysqld_password_source}" password)"
+			if [[ -n "${MYSQL_ROOT_PASSWORD}" ]]; then
+				if [[ ${MYSQL_ROOT_PASSWORD} == *$'\n'* ]]; then
+					ewarn "Ignoring password from '${tmp_mysqld_password_source}' section due to newline character (do you have multiple password options set?)!"
+					MYSQL_ROOT_PASSWORD=
+					continue
+				fi
+
+				einfo "Found password in '${tmp_mysqld_password_source}' section!"
+				break
+			fi
+		done
+
+		# Sometimes --show is required to display passwords in some implementations of my_print_defaults
+		if [[ "${MYSQL_ROOT_PASSWORD}" == '*****' ]]; then
+			MYSQL_ROOT_PASSWORD="$(_getoptval "${tmp_mysqld_password_source}" password --show)"
+		fi
+
+		unset tmp_mysqld_password_source
+	fi
+	MYSQL_TMPDIR="$(_getoptval mysqld tmpdir)"
+	# These are dir+prefix
+	MYSQL_RELAY_LOG="$(_getoptval mysqld relay-log)"
+	MYSQL_RELAY_LOG=${MYSQL_RELAY_LOG%/*}
+	MYSQL_LOG_BIN="$(_getoptval mysqld log-bin)"
+	MYSQL_LOG_BIN=${MYSQL_LOG_BIN%/*}
+
+	if [[ ! -d "${EROOT%/}/$MYSQL_TMPDIR" ]]; then
+		einfo "Creating MySQL tmpdir $MYSQL_TMPDIR"
+		install -d -m 770 -o mysql -g mysql "${EROOT%/}/$MYSQL_TMPDIR"
+	fi
+	if [[ ! -d "${EROOT%/}/$MYSQL_LOG_BIN" ]]; then
+		einfo "Creating MySQL log-bin directory $MYSQL_LOG_BIN"
+		install -d -m 770 -o mysql -g mysql "${EROOT%/}/$MYSQL_LOG_BIN"
+	fi
+	if [[ ! -d "${EROOT%/}/$MYSQL_RELAY_LOG" ]]; then
+		einfo "Creating MySQL relay-log directory $MYSQL_RELAY_LOG"
+		install -d -m 770 -o mysql -g mysql "${EROOT%/}/$MYSQL_RELAY_LOG"
+	fi
+
+	if [[ -d "${ROOT%/}/${MY_DATADIR}/mysql" ]] ; then
+		ewarn "You have already a MySQL database in place."
+		ewarn "(${ROOT%/}/${MY_DATADIR}/*)"
+		ewarn "Please rename or delete it if you wish to replace it."
+		die "MySQL database already exists!"
+	fi
+
+	# Bug #213475 - MySQL _will_ object strenously if your machine is named
+	# localhost. Also causes weird failures.
+	[[ "${HOSTNAME}" == "localhost" ]] && die "Your machine must NOT be named localhost"
+
+	if [ -z "${MYSQL_ROOT_PASSWORD}" ]; then
+
+		einfo "Please provide a password for the mysql 'root' user now"
+		einfo "or through the ${HOME}/.my.cnf file."
+		ewarn "Avoid [\"'\\_%] characters in the password"
+		read -rsp "    >" pwd1 ; echo
+
+		einfo "Retype the password"
+		read -rsp "    >" pwd2 ; echo
+
+		if [[ "x$pwd1" != "x$pwd2" ]] ; then
+			die "Passwords are not the same"
+		fi
+		MYSQL_ROOT_PASSWORD="${pwd1}"
+		unset pwd1 pwd2
+	fi
+
+	local options
+	local sqltmp="$(emktemp)"
+
+	# Fix bug 446200. Don't reference host my.cnf, needs to come first,
+	# see http://bugs.mysql.com/bug.php?id=31312
+	use prefix && options="${options} '--defaults-file=${MY_SYSCONFDIR}/my.cnf'"
+
+	# Figure out which options we need to disable to do the setup
+	local helpfile="${TMPDIR%/}/mysqld-help"
+	"${EROOT%/}/usr/sbin/mysqld" --verbose --help >"${helpfile}" 2>/dev/null
+	for opt in host-cache name-resolve networking slave-start \
+		federated ssl log-bin relay-log slow-query-log external-locking \
+		log-slave-updates \
+		; do
+		optexp="--(skip-)?${opt}" optfull="--loose-skip-${opt}"
+		egrep -sq -- "${optexp}" "${helpfile}" && options="${options} ${optfull}"
+	done
+
+	einfo "Creating the mysql database and setting proper permissions on it ..."
+
+	# Now that /var/run is a tmpfs mount point, we need to ensure it exists before using it
+	PID_DIR="${EROOT%/}/var/run/mysqld"
+	if [[ ! -d "${PID_DIR}" ]]; then
+		install -d -m 755 -o mysql -g mysql "${PID_DIR}" || die "Could not create pid directory"
+	fi
+
+	if [[ ! -d "${MY_DATADIR}" ]]; then
+		install -d -m 750 -o mysql -g mysql "${MY_DATADIR}" || die "Could not create data directory"
+	fi
+
+	pushd "${TMPDIR}" &>/dev/null || die
+
+	# Filling timezones, see
+	# http://dev.mysql.com/doc/mysql/en/time-zone-support.html
+	echo "USE mysql;" >"${sqltmp}"
+	"${EROOT%/}/usr/bin/mysql_tzinfo_to_sql" "${EROOT%/}/usr/share/zoneinfo" >> "${sqltmp}" 2>/dev/null
+	chown mysql "${sqltmp}" || die
+
+	# --initialize-insecure will not set root password
+	# --initialize would set a random one in the log which we don't need as we set it ourselves
+	local cmd=( "${EROOT%/}/usr/sbin/mysqld" "--initialize-insecure" "--init-file='${sqltmp}'" )
+	cmd+=( "--basedir=${EPREFIX%/}/usr" ${options} "--datadir=${ROOT%/}${MY_DATADIR}" "--tmpdir=${ROOT%/}${MYSQL_TMPDIR}" )
+	einfo "Command: ${cmd[*]}"
+	su -s /bin/sh -c "${cmd[*]}" mysql \
+		>"${TMPDIR%/}"/mysql_install_db.log 2>&1
+	if [ $? -ne 0 ]; then
+		grep -B5 -A999 -i "ERROR" "${TMPDIR%/}"/mysql_install_db.log 1>&2
+		die "Failed to initialize mysqld. Please review ${EPREFIX%/}/var/log/mysql/mysqld.err AND ${TMPDIR%/}/mysql_install_db.log"
+	fi
+	popd &>/dev/null || die
+	[[ -f "${ROOT%/}/${MY_DATADIR}/mysql/user.frm" ]] \
+	|| die "MySQL databases not installed"
+
+	use prefix || options="${options} --user=mysql"
+
+	local socket="${EROOT%/}/var/run/mysqld/mysqld${RANDOM}.sock"
+	local pidfile="${EROOT%/}/var/run/mysqld/mysqld${RANDOM}.pid"
+	local mysqld="${EROOT%/}/usr/sbin/mysqld \
+		${options} \
+		$(use prefix || echo --user=mysql) \
+		--log-warnings=0 \
+		--basedir=${EROOT%/}/usr \
+		--datadir=${ROOT%/}/${MY_DATADIR} \
+		--max_allowed_packet=8M \
+		--net_buffer_length=16K \
+		--socket=${socket} \
+		--pid-file=${pidfile}
+		--tmpdir=${ROOT}/${MYSQL_TMPDIR}"
+	#einfo "About to start mysqld: ${mysqld}"
+	ebegin "Starting mysqld"
+	einfo "Command ${mysqld}"
+	${mysqld} &
+	rc=$?
+	while ! [[ -S "${socket}" || "${maxtry}" -lt 1 ]] ; do
+		maxtry=$((${maxtry}-1))
+		echo -n "."
+		sleep 1
+	done
+	eend $rc
+
+	if ! [[ -S "${socket}" ]]; then
+		die "Completely failed to start up mysqld with: ${mysqld}"
+	fi
+
+	ebegin "Setting root password"
+	# Do this from memory, as we don't want clear text passwords in temp files
+	local sql="ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '${MYSQL_ROOT_PASSWORD}'"
+	"${EROOT%/}/usr/bin/mysql" \
+		--no-defaults \
+		"--socket=${socket}" \
+		-hlocalhost \
+		-e "${sql}"
+	eend $?
+
+	# Stop the server and cleanup
+	einfo "Stopping the server ..."
+	kill $(< "${pidfile}" )
+	rm -f "${sqltmp}"
+	wait %1
+	einfo "Done"
+}