#!/usr/bin/perl -w
use strict;
# g.parser demo script for perl programming

# %module
# % description: g.parser test script (perl)
# % keyword: keyword1
# % keyword: keyword2
# %end
# %flag
# % key: f
# % description: A flag
# %end
# %option G_OPT_R_MAP
# % key: raster
# % required: yes
# %end
# %option G_OPT_V_MAP
# % key: vector
# %end
# %option
# % key: option1
# % type: string
# % description: An option
# % required: no
# %end

if ( !$ENV{'GISBASE'} ) {
    printf(STDERR  "You must be in GRASS GIS to run this program.\n");
    exit 1;
}

if( $ARGV[0] ne '@ARGS_PARSED@' ){
    my $arg = "";
    for (my $i=0; $i < @ARGV;$i++) {
        $arg .= " $ARGV[$i] ";
    }
    system("$ENV{GISBASE}/bin/g.parser $0 $arg");
    exit;
}

#### add your code here ####

print  "\n";
if ( $ENV{'GIS_FLAG_F'} eq "1" ){
   print "Flag -f set\n"
}
else {
   print "Flag -f not set\n"
}

printf ("Value of GIS_OPT_option1: '%s'\n", $ENV{'GIS_OPT_OPTION1'});
printf ("Value of GIS_OPT_raster: '%s'\n", $ENV{'GIS_OPT_RASTER'});
printf ("Value of GIS_OPT_vect: '%s'\n", $ENV{'GIS_OPT_VECTOR'});

#### end of your code ####