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668 lines
16 KiB
Perl
Executable File
668 lines
16 KiB
Perl
Executable File
#!/usr/bin/perl
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# use warnings;
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use strict;
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use feature qw(switch);
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use IPC::Open2;
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use Text::Balanced qw(extract_codeblock extract_delimited);
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use IO::Socket;
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use LWP::UserAgent;
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my $MAX_UNDO_HISTORY = 100;
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my $output = "";
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my $nooutput = 'No output.';
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my %languages = (
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'C99' => "std=C99 with pedantic warnings",
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'C' => "std=gnu89",
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'CLANG' => "std=gnu89 clang/llvm",
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'CLANG99' => "std=c99 clang/llvm with pedantic warnings",
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# 'C++' => 1,
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);
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my %preludes = (
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'C99' => "#include <stdio.h>\n#include <stdlib.h>\n#include <string.h>\n#include <unistd.h>\n#include <math.h>\n#include <limits.h>\n#include <sys/types.h>\n#include <stdint.h>\n\n",
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'C' => "#include <stdio.h>\n#include <stdlib.h>\n#include <string.h>\n#include <unistd.h>\n#include <math.h>\n#include <limits.h>\n#include <sys/types.h>\n#include <stdint.h>\n\n",
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'C++' => "#include <iostream>\n#include <cstdio>\n\nusing namespace std;\n\n",
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);
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sub reset_vm {
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my $sock = IO::Socket::INET->new(PeerAddr => '127.0.0.1', PeerPort => '4445', Proto => 'tcp', Type => 'SOCK_STREAM');
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die "Could not create socket: $!" unless $sock;
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$sock->autoflush();
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print $sock "loadvm 2\r\n";
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while(my $line = <$sock>) {
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last if $line =~ /loadvm 2/;
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}
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sleep 2;
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$sock->shutdown(1);
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}
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sub pretty {
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my $code = join '', @_;
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my $result;
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my $pid = open2(\*IN, \*OUT, 'astyle -Upf');
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print OUT "$code\n";
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close OUT;
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while(my $line = <IN>) {
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$result .= $line;
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}
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close IN;
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waitpid($pid, 0);
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return $result;
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}
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sub paste_codepad {
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my $text = join(' ', @_);
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$text =~ s/(.{120})\s/$1\n/g;
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my $ua = LWP::UserAgent->new();
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$ua->agent("Mozilla/5.0");
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push @{ $ua->requests_redirectable }, 'POST';
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my %post = ( 'lang' => 'C', 'code' => $text, 'private' => 'True', 'submit' => 'Submit' );
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my $response = $ua->post("http://codepad.org", \%post);
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if(not $response->is_success) {
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return $response->status_line;
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}
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return $response->request->uri;
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}
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sub compile {
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my ($lang, $code, $args, $input) = @_;
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my $sock = IO::Socket::INET->new(PeerAddr => '127.0.0.1', PeerPort => '4444', Proto => 'tcp', Type => 'SOCK_STREAM');
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die "Could not create socket: $!" unless $sock;
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print $sock "compile:$lang:$args:$input\n";
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print $sock "$code\n";
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print $sock "compile:end\n";
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my $result = "";
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my $got_result = 0;
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while(my $line = <$sock>) {
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$line =~ s/[\r\n]+$//;
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last if $line =~ /^result:end/;
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if($line =~ /^result:/) {
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$line =~ s/^result://;
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$result .= $line;
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$got_result = 1;
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next;
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}
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if($got_result) {
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$result .= $line . "\n";
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}
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}
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close $sock;
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return $result;
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}
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if($#ARGV < 1) {
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print "Usage: cc [-compiler -options] <code> [-stdin=input]\n";
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exit 0;
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}
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my $nick = shift @ARGV;
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my $code = join ' ', @ARGV;
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my @last_code;
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my $lang = "C99";
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$lang = $1 if $code =~ s/-lang=([^\b\s]+)//i;
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$lang = "C" if $code =~ s/-nowarn[ings]*//i;
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my $input = "";
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$input = $1 if $code =~ s/-input=(.*)$//i;
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my $args = "";
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$args .= "$1 " while $code =~ s/^\s*(-[^ ]+)\s*//;
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$args =~ s/\s+$//;
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if(open FILE, "< last_code.txt") {
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while(my $line = <FILE>) {
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chomp $line;
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push @last_code, $line;
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}
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close FILE;
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}
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if($code =~ m/^\s*show\s*$/i) {
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if(defined $last_code[0]) {
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print "$nick: $last_code[0]\n";
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} else {
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print "$nick: No recent code to show.\n"
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}
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exit 0;
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}
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my $got_run = undef;
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if($code =~ m/^\s*(run|paste)\s*$/i) {
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$got_run = lc $1;
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if(defined $last_code[0]) {
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$code = $last_code[0];
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} else {
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print "$nick: No recent code to $got_run.\n";
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exit 0;
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}
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} else {
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my $subcode = $code;
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my $got_undo = 0;
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my $got_sub = 0;
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while($subcode =~ s/^\s*(and)?\s*undo//) {
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splice @last_code, 0, 1;
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if(not defined $last_code[0]) {
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print "$nick: No more undos remaining.\n";
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exit 0;
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} else {
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$code = $last_code[0];
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$got_undo = 1;
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}
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}
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my @replacements;
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my $prevchange = $last_code[0];
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my $got_changes = 0;
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while(1) {
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$got_sub = 0;
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$got_changes = 0;
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if($subcode =~ m/^\s*(and)?\s*remove \s*([^']+)?\s*'/) {
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my $modifier = 'first';
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$subcode =~ s/^\s*(and)?\s*//;
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$subcode =~ s/remove\s*([^']+)?\s*//i;
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$modifier = $1 if defined $1;
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$modifier =~ s/\s+$//;
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my ($e, $r) = extract_delimited($subcode, "'");
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my $text;
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if(defined $e) {
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$text = $e;
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$text =~ s/^'//;
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$text =~ s/'$//;
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$subcode = "replace $modifier '$text' with ''$r";
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} else {
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print "$nick: Unbalanced single quotes. Usage: !cc remove [all, first, .., tenth, last] 'text' [and ...]\n";
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exit 0;
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}
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next;
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}
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if($subcode =~ s/^\s*(and)?\s*prepend '//) {
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$subcode = "'$subcode";
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my ($e, $r) = extract_delimited($subcode, "'");
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my $text;
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if(defined $e) {
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$text = $e;
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$text =~ s/^'//;
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$text =~ s/'$//;
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$subcode = $r;
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$got_sub = 1;
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$got_changes = 1;
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if(not defined $prevchange) {
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print "$nick: No recent code to prepend to.\n";
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exit 0;
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}
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$code = $prevchange;
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$code =~ s/^/$text /;
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$prevchange = $code;
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} else {
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print "$nick: Unbalanced single quotes. Usage: !cc prepend 'text' [and ...]\n";
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exit 0;
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}
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next;
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}
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if($subcode =~ s/^\s*(and)?\s*append '//) {
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$subcode = "'$subcode";
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my ($e, $r) = extract_delimited($subcode, "'");
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my $text;
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if(defined $e) {
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$text = $e;
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$text =~ s/^'//;
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$text =~ s/'$//;
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$subcode = $r;
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$got_sub = 1;
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$got_changes = 1;
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if(not defined $prevchange) {
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print "$nick: No recent code to append to.\n";
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exit 0;
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}
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$code = $prevchange;
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$code =~ s/$/ $text/;
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$prevchange = $code;
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} else {
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print "$nick: Unbalanced single quotes. Usage: !cc append 'text' [and ...]\n";
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exit 0;
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}
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next;
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}
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if($subcode =~ m/^\s*(and)?\s*replace\s*([^']+)?\s*'.*'\s*with\s*'.*'/i) {
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$got_sub = 1;
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my $modifier = 'first';
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$subcode =~ s/^\s*(and)?\s*//;
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$subcode =~ s/replace\s*([^']+)?\s*//i;
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$modifier = $1 if defined $1;
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$modifier =~ s/\s+$//;
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my ($from, $to);
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my ($e, $r) = extract_delimited($subcode, "'");
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if(defined $e) {
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$from = $e;
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$from =~ s/^'//;
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$from =~ s/'$//;
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$from = quotemeta $from;
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$subcode = $r;
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$subcode =~ s/\s*with\s*//i;
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} else {
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print "$nick: Unbalanced single quotes. Usage: !cc replace 'from' with 'to' [and ...]\n";
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exit 0;
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}
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($e, $r) = extract_delimited($subcode, "'");
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if(defined $e) {
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$to = $e;
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$to =~ s/^'//;
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$to =~ s/'$//;
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$subcode = $r;
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} else {
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print "$nick: Unbalanced single quotes. Usage: !cc replace 'from' with 'to' [and replace ... with ... [and ...]]\n";
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exit 0;
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}
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given($modifier) {
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when($_ eq 'all' ) {}
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when($_ eq 'last' ) {}
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when($_ eq 'first' ) { $modifier = 1; }
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when($_ eq 'second' ) { $modifier = 2; }
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when($_ eq 'third' ) { $modifier = 3; }
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when($_ eq 'fourth' ) { $modifier = 4; }
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when($_ eq 'fifth' ) { $modifier = 5; }
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when($_ eq 'sixth' ) { $modifier = 6; }
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when($_ eq 'seventh') { $modifier = 7; }
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when($_ eq 'eighth' ) { $modifier = 8; }
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when($_ eq 'nineth' ) { $modifier = 9; }
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when($_ eq 'tenth' ) { $modifier = 10; }
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default { print "$nick: Bad replacement modifier '$modifier'; valid modifiers are 'all', 'first', 'second', ..., 'tenth', 'last'\n"; exit 0; }
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}
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my $replacement = {};
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$replacement->{'from'} = $from;
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$replacement->{'to'} = $to;
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$replacement->{'modifier'} = $modifier;
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push @replacements, $replacement;
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next;
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}
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if($subcode =~ m/^\s*(and)?\s*s\/.*\//) {
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$got_sub = 1;
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$subcode =~ s/^\s*(and)?\s*s//;
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my ($regex, $to);
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my ($e, $r) = extract_delimited($subcode, '/');
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if(defined $e) {
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$regex = $e;
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$regex =~ s/^\///;
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$regex =~ s/\/$//;
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$subcode = "/$r";
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} else {
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print "$nick: Unbalanced slashes. Usage: !cc s/regex/substitution/[gi] [and s/.../.../ [and ...]]\n";
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exit 0;
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}
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($e, $r) = extract_delimited($subcode, '/');
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if(defined $e) {
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$to = $e;
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$to =~ s/^\///;
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$to =~ s/\/$//;
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$subcode = $r;
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} else {
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print "$nick: Unbalanced slashes. Usage: !cc s/regex/substitution/[gi] [and s/.../.../ [and ...]]\n";
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exit 0;
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}
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my $suffix;
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$suffix = $1 if $subcode =~ s/^([^ ]+)//;
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if(length $suffix and $suffix =~ m/[^gi]/) {
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print "$nick: Bad regex modifier '$suffix'. Only 'i' and 'g' are allowed.\n";
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exit 0;
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}
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if(defined $prevchange) {
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$code = $prevchange;
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} else {
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print "$nick: No recent code to change.\n";
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exit 0;
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}
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my $ret = eval {
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my ($ret, $a, $b, $c, $d, $e, $f, $g, $h, $i, $before, $after);
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if(not length $suffix) {
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$ret = $code =~ s|$regex|$to|;
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($a, $b, $c, $d, $e, $f, $g, $h, $i) = ($1, $2, $3, $4, $5, $6, $7, $8, $9);
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$before = $`;
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$after = $';
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} elsif($suffix =~ /^i$/) {
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$ret = $code =~ s|$regex|$to|i;
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($a, $b, $c, $d, $e, $f, $g, $h, $i) = ($1, $2, $3, $4, $5, $6, $7, $8, $9);
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$before = $`;
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$after = $';
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} elsif($suffix =~ /^g$/) {
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$ret = $code =~ s|$regex|$to|g;
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($a, $b, $c, $d, $e, $f, $g, $h, $i) = ($1, $2, $3, $4, $5, $6, $7, $8, $9);
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$before = $`;
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$after = $';
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} elsif($suffix =~ /^ig$/ or $suffix =~ /^gi$/) {
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$ret = $code =~ s|$regex|$to|gi;
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($a, $b, $c, $d, $e, $f, $g, $h, $i) = ($1, $2, $3, $4, $5, $6, $7, $8, $9);
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$before = $`;
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$after = $';
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}
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if($ret) {
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$code =~ s/\$1/$a/g;
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$code =~ s/\$2/$b/g;
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$code =~ s/\$3/$c/g;
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$code =~ s/\$4/$d/g;
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$code =~ s/\$5/$e/g;
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$code =~ s/\$6/$f/g;
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$code =~ s/\$7/$g/g;
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$code =~ s/\$8/$h/g;
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$code =~ s/\$9/$i/g;
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$code =~ s/\$`/$before/g;
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$code =~ s/\$'/$after/g;
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}
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return $ret;
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};
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if($@) {
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print "$nick: $@\n";
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exit 0;
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}
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if($ret) {
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$got_changes = 1;
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}
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$prevchange = $code;
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}
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if($got_sub and not $got_changes) {
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print "$nick: No substitutions made.\n";
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exit 0;
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} elsif($got_sub and $got_changes) {
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next;
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}
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last;
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}
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if($#replacements > -1) {
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@replacements = sort { $a->{'from'} cmp $b->{'from'} or $a->{'modifier'} <=> $b->{'modifier'} } @replacements;
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my ($previous_from, $previous_modifier);
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foreach my $replacement (@replacements) {
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my $from = $replacement->{'from'};
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my $to = $replacement->{'to'};
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my $modifier = $replacement->{'modifier'};
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if(defined $previous_from) {
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if($previous_from eq $from and $previous_modifier =~ /^\d+$/) {
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$modifier -= $modifier - $previous_modifier;
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}
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}
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if(defined $prevchange) {
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$code = $prevchange;
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} else {
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print "$nick: No recent code to change.\n";
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exit 0;
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}
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my $ret = eval {
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my $got_change;
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my ($first_char, $last_char, $first_bound, $last_bound);
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$first_char = $1 if $from =~ m/^(.)/;
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$last_char = $1 if $from =~ m/(.)$/;
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if($first_char =~ /\W/) {
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$first_bound = '.';
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} else {
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$first_bound = '\b';
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}
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if($last_char =~ /\W/) {
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$last_bound = '\B';
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} else {
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$last_bound = '\b';
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}
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if($modifier eq 'all') {
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while($code =~ s/($first_bound)$from($last_bound)/$1$to$2/) {
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$got_change = 1;
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}
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} elsif($modifier eq 'last') {
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if($code =~ s/(.*)($first_bound)$from($last_bound)/$1$2$to$3/) {
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$got_change = 1;
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}
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} else {
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my $count = 0;
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my $unescaped = $from;
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$unescaped =~ s/\\//g;
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if($code =~ s/($first_bound)$from($last_bound)/if(++$count == $modifier) { "$1$to$2"; } else { "$1$unescaped$2"; }/gex) {
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$got_change = 1;
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}
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}
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return $got_change;
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};
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if($@) {
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print "$nick: $@\n";
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exit 0;
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}
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if($ret) {
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$got_sub = 1;
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$got_changes = 1;
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}
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$prevchange = $code;
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$previous_from = $from;
|
|
$previous_modifier = $modifier;
|
|
}
|
|
|
|
if($got_sub and not $got_changes) {
|
|
print "$nick: No replacements made.\n";
|
|
exit 0;
|
|
}
|
|
}
|
|
|
|
open FILE, "> last_code.txt";
|
|
|
|
unless ($got_undo and not $got_sub) {
|
|
unshift @last_code, $code;
|
|
}
|
|
|
|
my $i = 0;
|
|
foreach my $line (@last_code) {
|
|
last if(++$i > $MAX_UNDO_HISTORY);
|
|
print FILE "$line\n";
|
|
}
|
|
close FILE;
|
|
|
|
if($got_undo and not $got_sub) {
|
|
print "$nick: $code\n";
|
|
exit 0;
|
|
}
|
|
}
|
|
|
|
# check to see if -flags were added by replacements
|
|
$lang = $1 if $code =~ s/-lang=([^\b\s]+)//i;
|
|
$lang = "C" if $code =~ s/-nowarn[ings]*//i;
|
|
$input = $1 if $code =~ s/-input=(.*)$//i;
|
|
$args .= "$1 " while $code =~ s/^\s*(-[^ ]+)\s*//;
|
|
$args =~ s/\s+$//;
|
|
|
|
unless($got_run) {
|
|
open FILE, ">> log.txt";
|
|
print FILE localtime() . "\n";
|
|
print FILE "$nick: $code\n";
|
|
}
|
|
|
|
my $found = 0;
|
|
my @langs;
|
|
foreach my $l (sort { uc $a cmp uc $b } keys %languages) {
|
|
push @langs, sprintf(" %-30s => %s", $l, $languages{$l});
|
|
if(uc $lang eq uc $l) {
|
|
$lang = $l;
|
|
$found = 1;
|
|
}
|
|
}
|
|
|
|
if(not $found) {
|
|
print "$nick: Invalid language '$lang'. Supported languages are:\n", (join ",\n", @langs), "\n";
|
|
exit 0;
|
|
}
|
|
|
|
$code =~ s/#include <([^>]+)>/#include <$1>\n/g;
|
|
$code =~ s/#([^ ]+) (.*?)\\n/#$1 $2\n/g;
|
|
$code =~ s/#([\w\d_]+)\\n/#$1\n/g;
|
|
|
|
my $precode = $preludes{$lang} . $code;
|
|
$code = '';
|
|
|
|
if($lang eq 'C' or $lang eq 'C99' or $lang eq 'C++') {
|
|
my $has_main = 0;
|
|
|
|
my $prelude = '';
|
|
$prelude = "$1$2" if $precode =~ s/^\s*(#.*)(#.*?[>\n])//s;
|
|
|
|
my $preprecode = $precode;
|
|
|
|
while($preprecode =~ s/([ a-zA-Z0-9\_\*\[\]]+)\s+([a-zA-Z0-9_*]+)\s*\((.*?)\)\s*({.*)//) {
|
|
my ($ret, $ident, $params, $potential_body) = ($1, $2, $3, $4);
|
|
|
|
$ret =~ s/^\s+//;
|
|
$ret =~ s/\s+$//;
|
|
|
|
if($ret eq "else" or $ret eq "while") {
|
|
$precode .= "$ret $ident ($params) $potential_body";
|
|
next;
|
|
} else {
|
|
$precode =~ s/([ a-zA-Z0-9\_\*\[\]]+)\s+([a-zA-Z0-9_*]+)\s*\((.*?)\)\s*({.*)//;
|
|
}
|
|
|
|
my @extract = extract_codeblock($potential_body, '{}');
|
|
my $body;
|
|
if(not defined $extract[0]) {
|
|
$output .= "error: unmatched brackets for function '$ident';\n";
|
|
$body = $extract[1];
|
|
} else {
|
|
$body = $extract[0];
|
|
$preprecode .= $extract[1];
|
|
$precode .= $extract[1];
|
|
}
|
|
#print "[$ret][$ident][$params][$body]\n";
|
|
$code .= "$ret $ident($params) $body\n\n";
|
|
$has_main = 1 if $ident eq 'main';
|
|
}
|
|
|
|
$precode =~ s/^\s+//;
|
|
$precode =~ s/\s+$//;
|
|
|
|
if(not $has_main) {
|
|
$code = "$prelude\n\n$code\n\nint main(int argc, char **argv) {\n$precode\n;\nreturn 0;\n}\n";
|
|
$nooutput = "Success [no output].";
|
|
} else {
|
|
$code = "$prelude\n\n$precode\n\n$code\n";
|
|
$nooutput = "No output.";
|
|
}
|
|
} else {
|
|
$code = $precode;
|
|
}
|
|
|
|
$code =~ s/\|n/\n/g;
|
|
$code =~ s/^\s+//;
|
|
$code =~ s/\s+$//;
|
|
$code =~ s/;\n;\n/;\n/g;
|
|
$code =~ s/(\n\n)+/\n\n/g;
|
|
|
|
if(defined $got_run and $got_run eq "paste") {
|
|
my $uri = paste_codepad(pretty($code));
|
|
print "$nick: $uri\n";
|
|
exit 0;
|
|
}
|
|
|
|
print FILE "$nick: [lang:$lang][args:$args][input:$input]\n$code\n";
|
|
|
|
$output = compile($lang, $code, $args, $input);
|
|
|
|
$output =~ s/cc1: warnings being treated as errors//;
|
|
$output =~ s/ Line \d+ ://g;
|
|
$output =~ s/ \(first use in this function\)//g;
|
|
$output =~ s/error: \(Each undeclared identifier is reported only once.*?\)//msg;
|
|
$output =~ s/prog\.c:[:\d]*//g;
|
|
$output =~ s/ld: warning: cannot find entry symbol _start; defaulting to [^ ]+//;
|
|
$output =~ s/error: (.*?) error/error: $1; error/msg;
|
|
$output =~ s/\/tmp\/.*\.o://g;
|
|
$output =~ s/collect2: ld returned \d+ exit status//g;
|
|
$output =~ s/\(\.text\+[^)]+\)://g;
|
|
$output =~ s/\[ In/[In/;
|
|
|
|
my $left_quote = chr(226) . chr(128) . chr(152);
|
|
my $right_quote = chr(226) . chr(128) . chr(153);
|
|
$output =~ s/$left_quote/'/g;
|
|
$output =~ s/$right_quote/'/g;
|
|
|
|
$output = $nooutput if $output =~ m/^\s+$/;
|
|
|
|
unless($got_run) {
|
|
print FILE localtime() . "\n";
|
|
print FILE "$nick: $output\n\n";
|
|
close FILE;
|
|
}
|
|
|
|
print "$nick: $output\n";
|
|
|
|
#reset_vm;
|