sde-create: Introduced tree discriminator, creating a new working tree

bin/sde-create-tree

@@ -0,0 +1,75 @@
+#!/bin/sh
+# --- SDE-COPYRIGHT-NOTE-BEGIN ---
+# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
+#
+# Filename: bin/sde-create-tree
+# Copyright (C) 2008 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 ---
+
+#Description: Creates a new OpenSDE working tree
+
+[ -n "$SDEROOT" ] ||
+	export SDEROOT=$( cd "${0%/*}/.."; pwd -P )
+
+. "$SDEROOT/lib/libsde.in"
+
+create_usage() {
+	local progname=${0##*/}
+
+	echo "Usage:	${progname//-/ } <dirname>"
+}
+
+create_origin()
+{
+	if [ -d "$SDEROOT/.git/" ]; then
+		GIT_DIR="$SDEROOT/.git" git config remote.origin.url
+	fi
+}
+
+shortopts=''
+longopts=''
+options=$( getopt -o "$shortopts" -l "$longopts" -- "$@" )
+if [ $? -ne 0 ]; then
+	create_usage
+	exit -1
+fi
+
+# load new arguments list
+eval set -- "$options"
+
+while [ $# -gt 0 ]; do
+	case "$1" in
+
+		--)	shift; break ;;
+	esac
+	shift
+done
+
+# dirname
+if [ $# -ne 1 ]; then
+	create_usage
+	exit 1
+fi
+
+here=$(pwd -P)
+if [ "$SDEROOT" = "$here" ] || expr "$here" : "$SDEROOT/" > /dev/null; then
+	echo_abort 1 "Already inside a working tree."
+fi
+
+origin=$(create_origin)
+origin="${origin:-git://git.opensde.net/opensde/opensde-nopast.git}"
+target="$1"
+
+echo_info "Cloning $origin"
+if git clone "$origin" "$target"; then
+	cd "$target"
+	export SDEROOT="$(pwd -P)"
+	exec sde up
+fi