Split funcs from xbps.sh into its own files.

That way it's easier to work in certain parts and easier to
catch errors. There's a performance penalty, but this can be
fixed later.

--HG--
extra : convert_revision : c0b0e63c873bb4c078ce332dd5182a72d57c3969

utils/sh/common_funcs.sh

@@ -0,0 +1,83 @@
+#-
+# Copyright (c) 2008 Juan Romero Pardines.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#-
+
+#
+# Common functions for xbps.
+#
+run_func()
+{
+	func="$1"
+
+	[ -z "$func" ] && return 1
+
+	type -t $func | grep -q 'function'
+	[ $? -eq 0 ] && $func
+}
+
+run_rootcmd()
+{
+	local lenv=
+
+	[ -n "$in_chroot" ] && unset fakeroot_cmd
+
+	lenv="XBPS_DESTDIR=$XBPS_DESTDIR"
+	lenv="XBPS_DISTRIBUTIONDIR=$XBPS_DISTRIBUTIONDIR $lenv"
+	env ${lenv} ${fakeroot_cmd} $@
+}
+
+msg_error()
+{
+	[ -z "$1" ] && return 1
+
+	if [ -n "$in_chroot" ]; then
+		echo "[chroot] => ERROR: $1"
+	else
+		echo "=> ERROR: $1"
+	fi
+
+	exit 1
+}
+
+msg_warn()
+{
+	[ -z "$1" ] && return 1
+
+	if [ -n "$in_chroot" ]; then
+		echo "[chroot] => WARNING: $1"
+	else
+		echo "=> WARNING: $1"
+	fi
+}
+
+msg_normal()
+{
+	[ -z "$1" ] && return 1
+
+	if [ -n "$in_chroot" ]; then
+		echo "[chroot] => $1"
+	else
+		echo "=> $1"
+	fi
+}