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pbot/modules/compiler_vm/languages/server/_c_base.pm
2019-05-10 05:02:32 -07:00

60 lines
1.6 KiB
Perl
Executable File

#!/usr/bin/perl
# 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/.
use warnings;
use strict;
package _c_base;
use parent '_default';
sub preprocess {
my $self = shift;
$self->SUPER::preprocess;
if ($self->{cmdline} =~ m/--(?:version|analyze)/) {
$self->{done} = 1;
}
}
sub postprocess {
my $self = shift;
$self->SUPER::postprocess;
# no errors compiling, but if output contains something, it must be diagnostic messages
if(length $self->{output}) {
$self->{output} =~ s/^\s+//;
$self->{output} =~ s/\s+$//;
$self->{output} = "[$self->{output}]\n";
}
print "Executing gdb\n";
my ($retval, $result) = $self->execute(60, "date -s \@$self->{date}; ulimit -t 5; compiler_watchdog.pl $self->{arguments} > .output");
$result = "";
open(FILE, '.output');
while(<FILE>) {
$result .= $_;
last if length $result >= 1024 * 20;
}
close(FILE);
$result =~ s/\s+$//;
if (not length $result) {
$self->{no_output} = 1;
} elsif ($self->{code} =~ m/print_last_statement\(.*\);$/m
&& ($result =~ m/A syntax error in expression/ || $result =~ m/No symbol.*in current context/ || $result =~ m/has unknown return type; cast the call to its declared/ || $result =~ m/Can't take address of.*which isn't an lvalue/)) {
# strip print_last_statement and rebuild/re-run
$self->{code} =~ s/print_last_statement\((.*)\);/$1;/mg;
$self->preprocess;
$self->postprocess;
} else {
$self->{output} .= $result;
}
}
1;