1
0
Fork 0
flightgear/Simulator/runfg
1997-10-28 18:47:27 +00:00

64 lines
1.9 KiB
Perl
Executable file

#!/usr/local/bin/perl
#---------------------------------------------------------------------------
# runfg -- front end for setting up the FG_ROOT env variable and launching
# the fg executable.
#
# Written by Curtis Olson, started September 1997.
#
# Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
#
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
# $Id$
# (Log is kept at end of this file)
#---------------------------------------------------------------------------
# Flight Gear Version
$version_major = "0";
# name of Flight Gear executable
$program = "fg" . $version_major;
# see if we can find the executable
if ( -x "./Main/$program" ) {
$path = "./Main/$program";
} elsif ( -x "./$program" ) {
$path = "./$program";
} else {
die "Cannot locate $program\n";
}
# set the FG_ROOT environment variable if it hasn't already been set.
if ( $ENV{FG_ROOT} eq "" ) {
# look for a file called fgtop as a place marker
if ( -e "fgtop" ) {
$ENV{FG_ROOT} = ".";
} elsif ( -e "../fgtop" ) {
$ENV{FG_ROOT} = "..";
}
}
# run Flight Gear
print "Running $path\n";
exec($path);
#---------------------------------------------------------------------------
# $Log$
# Revision 1.1 1997/10/28 18:47:27 curt
# Initial revision.
#