#

# This Source Code Form is subject to the terms of the Mozilla Public

# License, v. 2.0. If a copy of the MPL was not distributed with this

# file, You can obtain one at http://mozilla.org/MPL/2.0/.

sub recursive_copy {

    local($fromdir);

    local($todir);

    local(@dirlist);

    $fromdir = shift;

    $todir = shift;

    print STDERR "recursive copy called with $fromdir, $todir\n";

#remove any trailing slashes.

    $fromdir =~ s/\/$//;

    $todir =~ s/\/$//;

    opendir(DIR, $fromdir);

    @dirlist = readdir DIR;

    close DIR;

    foreach $file (@dirlist) {

	if  (! (($file eq "." ) || ($file eq "..") )) {

	    if (-d "$fromdir/$file") {

		print STDERR "handling directory $todir/$file\n";

		&rec_mkdir("$todir/$file");

		&recursive_copy("$fromdir/$file","$todir/$file");

	    }

	    else {

		print STDERR "handling file $fromdir/$file\n";

		&my_copy("$fromdir/$file","$todir/$file");

	    }

	}

    }

}

sub parse_argv {

#    print STDERR "Parsing Variables\n";

    foreach $q ( @ARGV ) {

	if (! ($q =~ /=/)) {

	    $var{$lastassigned} .= " $q";

	}

	else {

	   $q =~ /^([^=]*)=(.*)/;

	   $left = $1;

	   $right = $2;

	   $right =~ s/ *$//;

	   $var{$left} = $right;

	   $lastassigned = $left;

	   }

	print STDERR "Assigned $lastassigned = $var{$lastassigned}\n";

    }

}

# usage: &my_copy("dir/fromfile","dir2/tofile");

# do a 'copy' - files only, 'to' MUST be a filename, not a directory.

# fix this to be able to use copy on win nt.

sub my_copy {

    local($from);

    local($to);

    local($cpcmd);

    $from = shift;

    $to = shift;

    if ( ! defined $var{OS_ARCH}) {

	die "OS_ARCH not defined!";

    }

    else {

	if ($var{OS_ARCH} eq 'WINNT') {

	    $cpcmd = 'cp';

	    	}

	else {

	    $cpcmd = 'cp';

	    }

	print STDERR "COPYING: $cpcmd $from $to\n";

	system("$cpcmd $from $to");

    }

}

sub old_my_copy {

    local($from);

    local($to);

    $from = shift;

    $to = shift;

    open(FIN, "<$from") || die("Can't read from file $from\n");

    if ( ! open(FOUT,">$to")) {

	close FIN;

	die "Can't write to file $to\n";

    }

    while (read(FIN, $buf, 100000)) {

	print FOUT $buf;

    }

    close (FIN);

    close (FOUT);

}

sub rec_mkdir {

    local($arg);

    local($t);

    local($q);

    $arg = shift;

    $t = "";

    foreach $q (split(/\//,$arg)) {

	$t .= $q;

	if (! ($t =~ /\.\.$/)) {

	    if ($t =~ /./) {

		mkdir($t,0775);

	    }

	}

	$t.= '/';

    }

}

1;