* added bin/sde-download-get internal multiplexer

git-svn-id: svn://svn.opensde.net/opensde/opensde/trunk@21719 10447126-35f2-4685-b0cf-6dd780d3921f

bin/sde-download-get

@@ -0,0 +1,91 @@
+#!/bin/sh
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+# 
+# Filename: bin/sde-download-get
+# Copyright (C) 2007 The OpenSDE Project
+# 
+# More information can be found in the files COPYING and README.
+# 
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License. A copy of the
+# GNU General Public License can be found in the file COPYING.
+# --- SDE-COPYRIGHT-NOTE-END ---
+
+[ -n "$SDEROOT" ] ||
+	export SDEROOT=$( cd "${0%/*}/.."; pwd -P )
+
+. $SDEROOT/lib/libsde.in
+
+download_usage() {
+	local progname=${0##*/}
+	cat <<EOT >&2
+Usage:	$progname [-vqd] <target> <source>
+EOT
+}
+
+shortopts='dqv'
+longopts='dry-run,quiet,verbose'
+options=$( getopt -o "$shortopts" -l "$longopts" -- "$@" )
+
+if [ $? -ne 0 ]; then
+	download_usage
+	exit -1
+fi
+
+# load new arguments list
+eval set -- "$options"
+
+dryrun=
+verbose=1
+target=
+source=
+
+while [ $# -gt 0 ]; do
+	case "$1" in
+		--)	shift; break ;;
+
+		-d|--dry-run)
+			dryrun="yes" ;;
+		-v|--verbose)
+			let verbose++ ;;
+		-q|--quiet)
+			let verbose-- ;;
+	esac
+	shift
+done
+
+# now take the real arguments
+if [ $# -ne 2 ]; then
+	echo_error "Not enough arguments given."
+	download_usage
+	exit -1
+fi
+
+target="$1"
+source="$2"
+protocol=${source%%:*}
+
+# debug output
+[ $verbose -le 1 ] || echo_info "($protocol) $source"
+
+# find the right handler
+handler=$( grep -l "^#Protocol: $protocol\$" "$SDEROOT/bin"/sde-download-* 2> /dev/null )
+handleropt=
+
+[ -x "$handler" ] || echo_abort 2 "$protocol: protocol unhandled"
+
+if [ -n "$dryrun" ]; then
+	echo "(${handler##*/}) $source"
+elif [ ! -e "$target.lock" ]; then
+
+	# arguments for the handler, reduce the verbosity on one level
+	if [ $verbose -gt 2 ]; then
+		handleropt="-v"
+	elif [ $verbose -lt 0 ]; then
+		handleropt="-q"
+	fi
+
+	exec "$handler" $handleropt -- "$target" "$source"
+fi