#
# read in -Ztag output.
# 
# Note that this is a very simple-minded implementation
# that only reads in the first line of a field - multiline
# fields (descriptions, etc) require more code here.
#
# Copyright 2004 Perforce Corporation, Inc. All rights reserved.

sub readinZtag
{
	my ($str) = @_;
	my (@retval);
	my ($oldIFS) = $/;

	$/ = '';		# set IFS to double-newline

	print "running \"$str\"\n";

	open(FD, "$str|") || die "cannot run \"$str\"";
	while (<FD>) {
		my (%h);
		@fields = split("\n", $_);

		#
		# input is "... fieldname  fieldvalue",
		# so we parse it and put into assoc. array
		#
		foreach $f (@fields) {
			if ($f =~ /^\.\.\.\s+(\S+)\s+(.*)/) {
				local($key, $val) = ($1,$2);
				$h{$key} = $val;
			}
		}
		push(@retval, \%h)    if length(keys(%h)) > 0;
	}
	close(FD);

	$/ = $oldIFS;		# reset IFS
	return @retval;
}

sub readInfo {
	my ($str) = "$p4 info";
	my (%retval);

	open(FD, "$str|") || die "cannot run \"$str\"";
	while (<FD>) {
		if (/^\.\.\.\s+(\S+)\s+(.*)/) {
			local($key, $val) = ($1,$2);
			$retval{$key} = $val;
		}
	}
	close(FD);

	return %retval;
}
1;