#!/usr/bin/perl
# a Perl script to copy a list of files into a target dir
# usually invoked through 'Makefile install'

if ( $#ARGV < 1 ) {
    print "expect at least 2 args:\n";
    print "(1) file to be installed and (2) installation directory\n" ;
    exit ;
} else {
    $installationDir = @ARGV[$#ARGV];
    $existsInstallationDir = `ls -d $installationDir | wc -l`;
    if ($existsInstallationDir==0) {die "target directory does not exist\n";}
    @files = ();
    for (my $i = 0; $i <= $#ARGV-1; $i++ ) {
	my $file = @ARGV[$i];
	$existsFile = `ls $file | wc -l`;
	if ($existsFile==0) {die "file '$file' does not exist locally\n";}
	@files = (@files, $file);
    }
    # now do the coy
    foreach $file (@files) {
	`cp $file $installationDir`;
    }
    
}