Introduce $install_priority for use in templates.

A higher number in this var will make the binary package to
be installed before other with lower priority. By default, all
packages have a 0 priority. xbps-base-dirs uses 100, because it
needs to be one of the first installed packages.

--HG--
extra : convert_revision : 81a88b676d2ae3180914612371619f19e1765d02

shutils/binpkg.sh

@@ -31,12 +31,19 @@ xbps_write_metadata_pkg()
 {
 	local destdir=$XBPS_DESTDIR/$pkgname-$version
 	local metadir=$destdir/var/cache/xbps/metadata/$pkgname
+	local prioinst=
 
 	if [ ! -d "$destdir" ]; then
 		echo "ERROR: $pkgname not installed into destdir."
 		exit 1
 	fi
 
+	if [ -n "$priority" ]; then
+		prioinst=$install_priority
+	else
+		prioinst=0
+	fi
+
 	# Write the files list.
 	local TMPFLIST=$(mktemp -t flist.XXXXXXXXXX) || exit 1
 	find $destdir | sort -ur | \
@@ -56,6 +63,8 @@ xbps_write_metadata_pkg()
 	<string>$version</string>
 	<key>architecture</key>
 	<string>$xbps_machine</string>
+	<key>priority</key>
+	<integer>$prioinst</integer>
 	<key>installed_size</key>
 	<integer>$(du -sb $destdir|awk '{print $1}')</integer>
 	<key>maintainer</key>

shutils/tmpl_funcs.sh

@@ -68,6 +68,7 @@ reset_tmpl_vars()
 			build_depends libtool_fixup_la_stage no_fixup_libtool \
 			disable_parallel_build run_depends cross_compiler \
 			only_for_archs patch_args conf_files keep_dirs \
+			install_priority \
 			XBPS_EXTRACT_DONE XBPS_CONFIGURE_DONE \
 			XBPS_BUILD_DONE XBPS_INSTALL_DONE"
 

templates/xbps-base-dirs.tmpl

@@ -8,6 +8,7 @@ long_desc="
  This package installs the base system directories."
 
 base_chroot=yes
+install_priority=100
 
 do_install()
 {