diff --git a/common/hooks/README b/common/hooks/README
index 5a3dfc648b..22028e84c8 100644
--- a/common/hooks/README
+++ b/common/hooks/README
@@ -6,6 +6,9 @@ specified phase. The shell hooks are simply shell snippets (must not be
 executable nor contain a shebang) that are processed lexically by xbps-src.
 Only files with the `.sh` extension are processed.
 
+A shell hook must provide a `hook()` function which is the entry point to
+execute it via xbps-src.
+
 The following directories are used to set the order in which the hooks
 should be processed by xbps-src:
 
diff --git a/common/hooks/post-install/00-compress-info-files.sh b/common/hooks/post-install/00-compress-info-files.sh
new file mode 100644
index 0000000000..f6ff72d5b6
--- /dev/null
+++ b/common/hooks/post-install/00-compress-info-files.sh
@@ -0,0 +1,45 @@
+# This hook compresses info(1) files.
+
+hook() {
+	local f j dirat lnkat newlnk
+	local fpattern="s|${PKGDESTDIR}||g;s|^\./$||g;/^$/d"
+	#
+	# Find out if this package contains info files and compress
+	# all them with gzip.
+	#
+	if [ ! -f ${PKGDESTDIR}/usr/share/info/dir ]; then
+		return 0
+	fi
+	# Always remove this file if curpkg is not texinfo.
+	if [ "$pkgname" != "texinfo" ]; then
+		rm -f ${PKGDESTDIR}/usr/share/info/dir
+	fi
+	msg_normal "$pkgver: processing info(1) files...\n"
+
+	find ${PKGDESTDIR}/usr/share/info -type f -follow | while read f
+	do
+		j=$(echo "$f"|sed -e "$fpattern")
+		[ "$j" = "" ] && continue
+		[ "$j" = "/usr/share/info/dir" ] && continue
+		# Ignore compressed files.
+		if $(echo "$j"|grep -q '.*.gz$'); then
+			continue
+		fi
+		# Ignore non info files.
+		if ! $(echo "$j"|grep -q '.*.info$') && \
+			! $(echo "$j"|grep -q '.*.info-[0-9]*$'); then
+			continue
+		fi
+		if [ -h ${PKGDESTDIR}/"$j" ]; then
+			dirat=$(dirname "$j")
+			lnkat=$(readlink ${PKGDESTDIR}/"$j")
+			newlnk=$(basename "$j")
+			rm -f ${PKGDESTDIR}/"$j"
+			cd ${PKGDESTDIR}/"$dirat"
+			ln -s "${lnkat}".gz "${newlnk}".gz
+			continue
+		fi
+		echo "   Compressing info file: $j..."
+		gzip -nfq9 ${PKGDESTDIR}/"$j"
+	done
+}
diff --git a/common/hooks/post-install/00-compress-manpages.sh b/common/hooks/post-install/00-compress-manpages.sh
new file mode 100644
index 0000000000..afb7c19451
--- /dev/null
+++ b/common/hooks/post-install/00-compress-manpages.sh
@@ -0,0 +1,31 @@
+# This hook compresses manual pages with gzip(1).
+
+hook() {
+	local fpattern="s|${PKGDESTDIR}||g;s|^\./$||g;/^$/d"
+	local j f dirat lnkat newlnk
+
+	if [ ! -d "${PKGDESTDIR}/usr/share/man" ]; then
+		return 0
+	fi
+
+	msg_normal "$pkgver: processing manual pages...\n"
+	find ${PKGDESTDIR}/usr/share/man -type f -follow | while read f
+	do
+		j=$(echo "$f"|sed -e "$fpattern")
+		[ "$j" = "" ] && continue
+		if $(echo "$j"|grep -q '.*.gz$'); then
+			continue
+		fi
+		if [ -h ${PKGDESTDIR}/"$j" ]; then
+			dirat=$(dirname "$j")
+			lnkat=$(readlink ${PKGDESTDIR}/"$j")
+			newlnk=$(basename "$j")
+			rm -f ${PKGDESTDIR}/"$j"
+			cd ${PKGDESTDIR}/"$dirat"
+			ln -s "${lnkat}".gz "${newlnk}".gz
+			continue
+		fi
+		echo "   Compressing manpage: $j..."
+		gzip -nfq9 ${PKGDESTDIR}/"$j"
+	done
+}
diff --git a/common/hooks/post-install/01-create-xbps-metadata-scripts.sh b/common/hooks/post-install/01-create-xbps-metadata-scripts.sh
new file mode 100644
index 0000000000..0d88507deb
--- /dev/null
+++ b/common/hooks/post-install/01-create-xbps-metadata-scripts.sh
@@ -0,0 +1,335 @@
+# This hook generates XBPS pkg metadata INSTALL/REMOVE scripts.
+
+_add_trigger() {
+	local f= found= name="$1"
+
+	for f in ${triggers}; do
+		[ "$f" = "$name" ] && found=1
+	done
+	[ -z "$found" ] && triggers="$triggers $name"
+}
+
+process_metadata_scripts() {
+	local action="$1"
+	local action_file="$2"
+	local tmpf=$(mktemp -t xbps-install.XXXXXXXXXX) || exit 1
+	local fpattern="s|${PKGDESTDIR}||g;s|^\./$||g;/^$/d"
+	local targets= f= _f= info_files= home= shell= descr= groups=
+	local found= triggers_found= _icondirs= _schemas= _mods= _tmpfiles=
+
+	case "$action" in
+		install) ;;
+		remove) ;;
+		*) return 1;;
+	esac
+
+	cd ${PKGDESTDIR}
+	cat >> $tmpf <<_EOF
+#!/bin/sh
+#
+# Generic INSTALL/REMOVE script. Arguments passed to this script:
+#
+# \$1 = ACTION	[pre/post]
+# \$2 = PKGNAME
+# \$3 = VERSION
+# \$4 = UPDATE	[yes/no]
+# \$5 = CONF_FILE (path to xbps.conf)
+#
+# Note that paths must be relative to CWD, to avoid calling
+# host commands if /bin/sh (dash) is not installed and it's
+# not possible to chroot(3).
+#
+
+export PATH="/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin"
+
+TRIGGERSDIR="./usr/libexec/xbps-triggers"
+ACTION="\$1"
+PKGNAME="\$2"
+VERSION="\$3"
+UPDATE="\$4"
+CONF_FILE="\$5"
+
+#
+# The following code will run the triggers.
+#
+_EOF
+	#
+	# Handle kernel hooks.
+	#
+	if [ -n "${kernel_hooks_version}" ]; then
+		_add_trigger kernel-hooks
+		echo "export kernel_hooks_version=\"${kernel_hooks_version}\"" >> $tmpf
+	fi
+	#
+	# Handle DKMS modules.
+	#
+	if [ -n "${dkms_modules}" ]; then
+		_add_trigger dkms
+		echo "export dkms_modules=\"${dkms_modules}\"" >> $tmpf
+	fi
+	#
+	# Handle system groups.
+	#
+	if [ -n "${system_groups}" ]; then
+		_add_trigger system-accounts
+		echo "export system_groups=\"${system_groups}\"" >> $tmpf
+	fi
+	#
+	# Handle system accounts.
+	#
+	if [ -n "${system_accounts}" ]; then
+		_add_trigger system-accounts
+		echo "export system_accounts=\"${system_accounts}\"" >> $tmpf
+		for f in ${system_accounts}; do
+			eval homedir="\$${f}_homedir"
+			eval shell="\$${f}_shell"
+			eval descr="\$${f}_descr"
+			eval groups="\$${f}_groups"
+			if [ -n "$homedir" ]; then
+				echo "export ${f}_homedir=\"$homedir\"" >> $tmpf
+			fi
+			if [ -n "$shell" ]; then
+				echo "export ${f}_shell=\"$shell\"" >> $tmpf
+			fi
+			if [ -n "$descr" ]; then
+				echo "export ${f}_descr=\"$descr\"" >> $tmpf
+			fi
+			if [ -n "$groups" ]; then
+				echo "export ${f}_groups=\"${groups}\"" >> $tmpf
+			fi
+			unset homedir shell descr groups
+		done
+	fi
+	#
+	# Handle mkdirs trigger.
+	#
+	if [ -n "${make_dirs}" ]; then
+		_add_trigger mkdirs
+		echo "export make_dirs=\"${make_dirs}\"" >> $tmpf
+	fi
+	#
+	# Handle systemd services.
+	#
+	if [ -n "${systemd_services}" ]; then
+		_add_trigger systemd-service
+		echo "export systemd_services=\"${systemd_services}\"" >> $tmpf
+	fi
+	if [ -d ${PKGDESTDIR}/usr/lib/tmpfiles.d ]; then
+		for f in ${PKGDESTDIR}/usr/lib/tmpfiles.d/*; do
+			_tmpfiles="${_tmpfiles} $(basename $f)"
+		done
+		_add_trigger systemd-service
+		echo "export systemd_tmpfiles=\"${_tmpfiles}\"" >> $tmpf
+	fi
+	if [ -d ${PKGDESTDIR}/usr/lib/modules-load.d ]; then
+		for f in ${PKGDESTDIR}/usr/lib/modules-load.d/*; do
+			_mods="${_mods} $(basename $f)"
+		done
+		_add_trigger systemd-service
+		echo "export systemd_modules=\"${_mods}\"" >> $tmpf
+	fi
+	#
+	# Handle GNU Info files.
+	#
+	if [ -d "${PKGDESTDIR}/usr/share/info" ]; then
+		unset info_files
+		for f in $(find ${PKGDESTDIR}/usr/share/info -type f); do
+			j=$(echo $f|sed -e "$fpattern")
+                        [ "$j" = "" ] && continue
+			[ "$j" = "/usr/share/info/dir" ] && continue
+			if [ -z "$info_files" ]; then
+				info_files="$j"
+			else
+				info_files="$info_files $j"
+			fi
+		done
+		if [ -n "${info_files}" ]; then
+			_add_trigger info-files
+			echo "export info_files=\"${info_files}\"" >> $tmpf
+		fi
+        fi
+	#
+	# (Un)Register a shell in /etc/shells.
+	#
+	if [ -n "${register_shell}" ]; then
+		_add_trigger register-shell
+		echo "export register_shell=\"${register_shell}\"" >> $tmpf
+	fi
+	#
+	# Handle SGML/XML catalog entries via xmlcatmgr.
+	#
+	if [ -n "${sgml_catalogs}" ]; then
+		for catalog in ${sgml_catalogs}; do
+			sgml_entries="${sgml_entries} CATALOG ${catalog} --"
+		done
+	fi
+	if [ -n "${sgml_entries}" ]; then
+		echo "export sgml_entries=\"${sgml_entries}\"" >> $tmpf
+	fi
+	if [ -n "${xml_catalogs}" ]; then
+		for catalog in ${xml_catalogs}; do
+			xml_entries="${xml_entries} nextCatalog ${catalog} --"
+		done
+	fi
+	if [ -n "${xml_entries}" ]; then
+		echo "export xml_entries=\"${xml_entries}\"" >> $tmpf
+	fi
+	if [ -n "${sgml_entries}" -o -n "${xml_entries}" ]; then
+		_add_trigger xml-catalog
+	fi
+	#
+	# Handle X11 font updates via mkfontdir/mkfontscale.
+	#
+	if [ -n "${font_dirs}" ]; then
+		_add_trigger x11-fonts
+		echo "export font_dirs=\"${font_dirs}\"" >> $tmpf
+	fi
+	#
+	# Handle GTK+ Icon cache directories.
+	#
+	if [ -d ${PKGDESTDIR}/usr/share/icons ]; then
+		for f in ${PKGDESTDIR}/usr/share/icons/*; do
+			[ ! -d "${f}" ] && continue
+			_icondirs="${_icondirs} ${f#${PKGDESTDIR}}"
+		done
+		if [ -n "${_icondirs}" ]; then
+			echo "export gtk_iconcache_dirs=\"${_icondirs}\"" >> $tmpf
+			_add_trigger gtk-icon-cache
+		fi
+	fi
+        #
+	# Handle .desktop files in /usr/share/applications with
+	# desktop-file-utils.
+	#
+	if [ -d ${PKGDESTDIR}/usr/share/applications ]; then
+		_add_trigger update-desktopdb
+	fi
+	#
+	# Handle GConf schemas/entries files with gconf-schemas.
+	#
+	if [ -d ${PKGDESTDIR}/usr/share/gconf/schemas ]; then
+		_add_trigger gconf-schemas
+		for f in ${PKGDESTDIR}/usr/share/gconf/schemas/*.schemas; do
+			_schemas="${_schemas} $(basename $f)"
+		done
+		echo "export gconf_schemas=\"${_schemas}\"" >> $tmpf
+	fi
+	#
+	# Handle gio-modules trigger.
+	#
+	if [ -d ${PKGDESTDIR}/usr/lib/gio/modules ]; then
+		_add_trigger gio-modules
+	fi
+	#
+	# Handle gsettings schemas in /usr/share/glib-2.0/schemas with
+	# gsettings-schemas.
+	#
+	if [ -d ${PKGDESTDIR}/usr/share/glib-2.0/schemas ]; then
+		_add_trigger gsettings-schemas
+	fi
+	#
+	# Handle mime database in /usr/share/mime with update-mime-database.
+	#
+	if [ -d ${PKGDESTDIR}/usr/share/mime ]; then
+		_add_trigger mimedb
+	fi
+	#
+	# Handle python bytecode archives with pycompile trigger.
+	#
+	if [ -n "${pycompile_dirs}" -o -n "${pycompile_module}" ]; then
+		if [ -n "${pycompile_dirs}" ]; then
+			echo "export pycompile_dirs=\"${pycompile_dirs}\"" >>$tmpf
+		fi
+		if [ -n "${pycompile_module}" ]; then
+			echo "export pycompile_module=\"${pycompile_module}\"" >>$tmpf
+		fi
+		_add_trigger pycompile
+	fi
+
+	# End of trigger var exports.
+	echo >> $tmpf
+
+	#
+	# Write the INSTALL/REMOVE package scripts.
+	#
+	if [ -n "$triggers" ]; then
+		triggers_found=1
+		echo "case \"\${ACTION}\" in" >> $tmpf
+		echo "pre)" >> $tmpf
+		for f in ${triggers}; do
+			if [ ! -f $XBPS_TRIGGERSDIR/$f ]; then
+				rm -f $tmpf
+				msg_error "$pkgname: unknown trigger $f, aborting!\n"
+			fi
+		done
+		for f in ${triggers}; do
+			targets=$($XBPS_TRIGGERSDIR/$f targets)
+			for j in ${targets}; do
+				if ! $(echo $j|grep -q pre-${action}); then
+					continue
+				fi
+				printf "\t\${TRIGGERSDIR}/$f run $j \${PKGNAME} \${VERSION} \${UPDATE} \${CONF_FILE}\n" >> $tmpf
+				printf "\t[ \$? -ne 0 ] && exit \$?\n" >> $tmpf
+			done
+		done
+		printf "\t;;\n" >> $tmpf
+		echo "post)" >> $tmpf
+		for f in ${triggers}; do
+			targets=$($XBPS_TRIGGERSDIR/$f targets)
+			for j in ${targets}; do
+				if ! $(echo $j|grep -q post-${action}); then
+					continue
+				fi
+				printf "\t\${TRIGGERSDIR}/$f run $j \${PKGNAME} \${VERSION} \${UPDATE} \${CONF_FILE}\n" >> $tmpf
+				printf "\t[ \$? -ne 0 ] && exit \$?\n" >> $tmpf
+			done
+		done
+		printf "\t;;\n" >> $tmpf
+		echo "esac" >> $tmpf
+		echo >> $tmpf
+	fi
+
+	if [ -z "$triggers" -a ! -f "$action_file" ]; then
+		rm -f $tmpf
+		return 0
+	fi
+
+	case "$action" in
+	install)
+		if [ -f ${action_file} ]; then
+			found=1
+			cat ${action_file} >> $tmpf
+		fi
+		echo "exit 0" >> $tmpf
+		mv $tmpf ${PKGDESTDIR}/INSTALL && chmod 755 ${PKGDESTDIR}/INSTALL
+		;;
+	remove)
+		unset found
+		if [ -f ${action_file} ]; then
+			found=1
+			cat ${action_file} >> $tmpf
+		fi
+		echo "exit 0" >> $tmpf
+		mv $tmpf ${PKGDESTDIR}/REMOVE && chmod 755 ${PKGDESTDIR}/REMOVE
+		;;
+	esac
+}
+
+hook() {
+	local meta_install meta_remove
+
+	if [ -n "${sourcepkg}" -a "${sourcepkg}" != "${pkgname}" ]; then
+		# subpkg
+		meta_install=${XBPS_SRCPKGDIR}/${pkgname}/${pkgname}.INSTALL
+		meta_remove=${XBPS_SRCPKGDIR}/${pkgname}/${pkgname}.REMOVE
+	else
+		# sourcepkg
+		meta_install=${XBPS_SRCPKGDIR}/${pkgname}/INSTALL
+		meta_remove=${XBPS_SRCPKGDIR}/${pkgname}/REMOVE
+	fi
+	process_metadata_scripts install ${meta_install} || \
+		msg_error "$pkgver: failed to write INSTALL metadata file!\n"
+
+	process_metadata_scripts remove ${meta_remove} || \
+		msg_error "$pkgver: failed to write REMOVE metadata file!\n"
+}
diff --git a/common/hooks/post-install/01-create-xbps-vpkg-files.sh b/common/hooks/post-install/01-create-xbps-vpkg-files.sh
new file mode 100644
index 0000000000..1f0ebbe645
--- /dev/null
+++ b/common/hooks/post-install/01-create-xbps-vpkg-files.sh
@@ -0,0 +1,17 @@
+# This hook generates XBPS configuration files for virtual packages.
+
+hook() {
+	local _tmpf
+
+	# If package provides virtual packages, create dynamically the
+	# required configuration file.
+	if [ -n "$provides" ]; then
+		_tmpf=$(mktemp) || msg_error "$pkgver: failed to create tempfile.\n"
+		echo "# Virtual packages provided by '${pkgname}':" >>${_tmpf}
+		for f in ${provides}; do
+			echo "virtual-package ${pkgname} { targets = \"${f}\" }" >>${_tmpf}
+		done
+		install -Dm644 ${_tmpf} ${PKGDESTDIR}/etc/xbps/virtualpkg.d/${pkgname}.conf
+		rm -f ${_tmpf}
+	fi
+}
diff --git a/common/hooks/post-install/02-remove-libtool-archives.sh b/common/hooks/post-install/02-remove-libtool-archives.sh
new file mode 100644
index 0000000000..00b1bbc829
--- /dev/null
+++ b/common/hooks/post-install/02-remove-libtool-archives.sh
@@ -0,0 +1,8 @@
+# This hook removes libtool archives (.la) unless $keep_libtool_archives is set.
+
+hook() {
+	if [ -z "$keep_libtool_archives" ]; then
+		msg_normal "$pkgver: removing libtool archives...\n"
+		find ${PKGDESTDIR} -type f -name *.la -delete
+	fi
+}
diff --git a/common/hooks/post-install/02-remove-perl-files.sh b/common/hooks/post-install/02-remove-perl-files.sh
new file mode 100644
index 0000000000..24f37bf88d
--- /dev/null
+++ b/common/hooks/post-install/02-remove-perl-files.sh
@@ -0,0 +1,8 @@
+# This hook removes perl pod/.packlist files.
+
+hook() {
+	if [ "$pkgname" != "perl" ]; then
+		find ${PKGDESTDIR} -type f -name perllocal.pod -delete
+		find ${PKGDESTDIR} -type f -name .packlist -delete
+	fi
+}
diff --git a/common/hooks/post-install/02-remove-python-bytecode-files.sh b/common/hooks/post-install/02-remove-python-bytecode-files.sh
new file mode 100644
index 0000000000..5cda942485
--- /dev/null
+++ b/common/hooks/post-install/02-remove-python-bytecode-files.sh
@@ -0,0 +1,6 @@
+# This hook removes python bytecode files (.py[co]).
+
+hook() {
+	msg_normal "$pkgver: removing python bytecode archives...\n"
+	find ${PKGDESTDIR} -type f -name *.py[co] -delete
+}
diff --git a/common/hooks/post-install/99-remove-empty-dirs.sh b/common/hooks/post-install/99-remove-empty-dirs.sh
new file mode 100644
index 0000000000..be91eee433
--- /dev/null
+++ b/common/hooks/post-install/99-remove-empty-dirs.sh
@@ -0,0 +1,10 @@
+# This hooks removes empty dirs and warns about them.
+
+hook() {
+	for f in $(find ${PKGDESTDIR} -type d -empty|sort -r); do
+		_dir="${f##${PKGDESTDIR}}"
+		[ -z "${_dir}" ] && continue
+		rmdir --ignore-fail-on-non-empty -p "$f" &>/dev/null
+		msg_warn "$pkgver: removed empty dir: ${_dir}\n"
+	done
+}
diff --git a/common/hooks/pre-configure/gnu-configure-asneeded.sh b/common/hooks/pre-configure/gnu-configure-asneeded.sh
new file mode 100644
index 0000000000..838f3855e8
--- /dev/null
+++ b/common/hooks/pre-configure/gnu-configure-asneeded.sh
@@ -0,0 +1,10 @@
+# This hook enables ld(1) --as-needed in gnu-configure packages.
+
+hook() {
+	: ${configure_script:=./configure}
+
+	# http://lists.gnu.org/archive/html/libtool-patches/2004-06/msg00002.html
+	if [ -z "$broken_as_needed" -a "$build_style" = "gnu-configure" ]; then
+		sed -i "s/^\([ \t]*tmp_sharedflag\)='-shared'/\1='-shared -Wl,--as-needed'/" ${configure_script}
+	fi
+}
diff --git a/common/hooks/pre-configure/musl-override-configsub.sh b/common/hooks/pre-configure/musl-override-configsub.sh
new file mode 100644
index 0000000000..0440dfa322
--- /dev/null
+++ b/common/hooks/pre-configure/musl-override-configsub.sh
@@ -0,0 +1,13 @@
+# This hook overrides config.sub for musl builds.
+
+hook() {
+	case "$XBPS_TARGET_MACHINE" in
+		*-musl);;
+		*) return 0;;
+	esac
+	if [ "$build_style" = "gnu-configure" ]; then
+		for f in $(find ${wrksrc} -type f -name *config*.sub); do
+			cp -f ${XBPS_CROSSPFDIR}/config.sub ${f}
+		done
+	fi
+}