#!/bin/sh
# --- SDE-COPYRIGHT-NOTE-BEGIN ---
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
# 
# Filename: bin/sde-help
# Copyright (C) 2006 - 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 ---

#Description: Help about the usage of `sde` and the modules
#Alias: --help

set -e

[ -n "$SDEROOT" ] ||
	export SDEROOT=$( cd "${0%/*}/.."; pwd -P )

. $SDEROOT/lib/libsde.in
. $SDEROOT/lib/sde-help.in

if [ $# -eq 0 -o -z "$1" ]; then
	help_list
elif [ $# -gt 1 ]; then
	echo_error "Incorrect Syntax."
	help_command 'help'
	exit 1
elif [ -x "$SDEROOT/bin/sde-$1" ]; then
	help_command "$1"
elif grep -q "^#Alias: $1$" $SDEROOT/bin/sde-* 2> /dev/null; then
	# use alias
	x="$( grep -l "^#Alias: $1$" $SDEROOT/bin/sde-* 2> /dev/null |
		head -n 1 | sed -e 's,.*/sde-,,' )"
	help_command "$x"
else
	# unknown command
	echo_error "Command '$COLOR_MESSAGE$1$COLOR_NORMAL' doesn't exist."
	help_list
	exit 2
fi