loncom/lonr - diff

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Diff for /loncom/lonr between versions 1.8 and 1.11

version 1.8, 2014/11/13 20:09:08	version 1.11, 2014/11/16 17:41:53
Line 316 sub make_new_child {	Line 316 sub make_new_child {
sub sync {	sub sync {
my ($command)=@_;	my ($command)=@_;
$counter++;	$counter++;
my $expect=$counter;	my $digits = length($counter);
if (length($expect) > 10) {	if ($digits > 10) {
$counter = 1;	$counter = 1;
$expect = $counter;
}	}
print $command "print($expect,digits=10);\n";	my $expect=$counter;
	print $command "print($expect,digits=$digits);\n";
while (1) {	while (1) {
my $output=&getroutput($command);	my $output=&getroutput($command);
chomp($output);	chomp($output);
Line 351 sub getroutput {	Line 351 sub getroutput {
return 'Error: '.$error;	return 'Error: '.$error;
}	}

my $foundoutput=0;	#
my $found_label=0;	# Extract data from lines returned by R:
	# including: (a) indexed output, e.g., line starts with [1] etc. (index excluded)
	# (b) support for legacy use of &cas("R") to retreve matrix and data.frame
	# i.e., unserialized data, in which lines may begin [1,] or 1
	# respectively. The approved method for retrieving these types of
	# data is to use &cas_hashref(), which uses phpSerialize() to
	# serialize the output (thereby eliminating the need for the second
	# regexp in the "elsif" when looping over the lines of output.
	# excluding: echo of actual (final) expression originally passed to R excluded by
	# checking for trailing semicolon.
	#

my $realoutput='';	my $realoutput='';
foreach my $line (split(/\n/,$output)) {	foreach my $line (split(/\n/,$output)) {
$line=~s/\s$//gs;	$line=~s/\s$//gs;
if ($line=~/^Error\:/) { $syntaxerr=1; next; }	if ($line=~/^Error\:/) { $syntaxerr=1; next; }
if (my ($result)=($line=~/^\s\[\d+\]\s(.*)/)) { $realoutput.=$result."\n"; }	if (my ($result)=($line=~/^\s\[\d+\]\s(.*)/)) {
	$realoutput.=$result."\n";
	} elsif (($line !~ /\;$/) && (my ($result)=($line=~/^(?:\[\d+\,\]\|\d+)\s(.)/))) {
	$realoutput.=$result."\n";
	}
}	}
if (wantarray) {	if (wantarray) {
return ($realoutput,$syntaxerr);	return ($realoutput,$syntaxerr);

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Removed from v.1.8
changed lines
	Added in v.1.11