mcu/tools/init/compare.pl

#!/usr/bin/perl 
#
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#*****************************************************************************
#*****************************************************************************
##*
##* Filename:
##* ---------
##*   compare.pl
##*
##* Project:
##* --------
##*   Maui_Software
##*
##* Description:
##* ------------
##*   This script compare the input two files
##*
##* Author:
##* -------
##*   kk Lin-Wang  (mtk04222)
##*
##*============================================================================
use strict;
use warnings;
use File::Compare;

($#ARGV < 1) && &Usage;

my $src_a = shift(@ARGV);
my $src_b = shift(@ARGV);
($#ARGV > -1) && &Usage;

my $value = compare("$src_a","$src_b");
&judge($value);

sub judge
{
	my $i = $_[0];
	if($i == 0){
		print "They are equal\n";
		exit 0;
	}
	elsif ($i == 1){
		print "They are NOT equal\n";
		exit 1;
	}
	else
	{	
		die "[compare.pl][Error:] $!\n";
		exit -1;
	}
}

#******************************************************************************
## FUNCTION
##  Usage
## DESCRIPTION
##   Display the manipulation of this script
##******************************************************************************

sub Usage
{
	warn <<"_END_OF_USAGE";
Usage:
	perl compare.pl [file1] [files2]
Example:
	perl compare.pl source1.c source2.c
Description:
    compares the contents of two sources
	return 0 if equal
	return 1 if not equal
	return -1 if error
_END_OF_USAGE
	exit 1;
}