Do not fork/exec in gruntmaster-compile

diff --git a/gruntmaster-compile b/gruntmaster-compile
index 229eb9887ec0797bd9ad5ae72ae562b6b4783daa..d6425e905316ef1f563470aff219e88dabef384d 100755 (executable)
--- a/gruntmaster-compile
+++ b/gruntmaster-compile
@@ -8,44 +8,36 @@ use File::Basename qw/fileparse/;
 my ($format, $name) = @ARGV;
 my $basename = fileparse $name, qr/\..*/;
 
-my $ret = fork // die $!;
-if ($ret) {
-       $SIG{ALRM} = sub {kill KILL => $ret};
-       alarm 5;
-       wait;
-       exit $? >> 8
-} else {
-       given ($format){
-               exec 'gcc', qw/-DONLINE_JUDGE -std=gnu11 -Wall -Wextra -O2 -o/, $basename, $name when 'C';
-               exec 'g++', qw/-DONLINE_JUDGE -std=gnu++11 -Wall -Wextra -O2 -o/, $basename, $name when 'CPP';
-               when ('MONO') {
-                       system 'gmcs', '-d:ONLINE_JUDGE', $name and die "gmcs failed: errno=$! return=$?";
-                       rename "$basename.exe", $basename;
-                       chmod 0755, $basename;
-               }
-               exec 'gmcs', '-d:ONLINE_JUDGE', $name when  'MONO';
-               when ('JAVA') {
-                       system 'javac', $name and die "javac failed: errno=$! return=$?";
-                       system 'jar', 'cfe', $basename, $basename, "$basename.class" and die "jar failed: errno=$! return=$?";
-                       chmod 0755, $basename;
-                       exit
-               }
-               exec 'fpc', qw/-dONLINE_JUDGE -O2/, $name when 'PASCAL';
-               exec 'go', qw/build -compiler gc/, $name when 'GOLANG';
-               exec 'go', qw/build -compiler gccgo/, $name, when 'GCCGO';
-               exec 'ghc', qw/-DONLINE_JUDGE -Wall -O2 -o/, $basename, $name when 'HASKELL';
-
-               when ([qw/PERL PYTHON/]){
-                       open IN, '<', $name;
-                       open OUT, '>', $basename;
-                       print OUT "#!/usr/bin/perl\n"   if $_ eq 'PERL';
-                       print OUT "#!/usr/bin/python\n" if $_ eq 'PYTHON';
-                       print OUT while <IN>;
-                       close OUT;
-                       close IN;
-                       chmod 0755, $basename;
-                       exit
-               }
+given ($format){
+       exec 'gcc', qw/-DONLINE_JUDGE -std=gnu11 -Wall -Wextra -O2 -o/, $basename, $name when 'C';
+       exec 'g++', qw/-DONLINE_JUDGE -std=gnu++11 -Wall -Wextra -O2 -o/, $basename, $name when 'CPP';
+       when ('MONO') {
+               system 'gmcs', '-d:ONLINE_JUDGE', $name and die "gmcs failed: errno=$! return=$?";
+               rename "$basename.exe", $basename;
+               chmod 0755, $basename;
+       }
+       exec 'gmcs', '-d:ONLINE_JUDGE', $name when  'MONO';
+       when ('JAVA') {
+               system 'javac', $name and die "javac failed: errno=$! return=$?";
+               system 'jar', 'cfe', $basename, $basename, "$basename.class" and die "jar failed: errno=$! return=$?";
+               chmod 0755, $basename;
+               exit
+       }
+       exec 'fpc', qw/-dONLINE_JUDGE -O2/, $name when 'PASCAL';
+       exec 'go', qw/build -compiler gc/, $name when 'GOLANG';
+       exec 'go', qw/build -compiler gccgo/, $name, when 'GCCGO';
+       exec 'ghc', qw/-DONLINE_JUDGE -Wall -O2 -o/, $basename, $name when 'HASKELL';
+
+       when ([qw/PERL PYTHON/]){
+               open IN, '<', $name;
+               open OUT, '>', $basename;
+               print OUT "#!/usr/bin/perl\n"   if $_ eq 'PERL';
+               print OUT "#!/usr/bin/python\n" if $_ eq 'PYTHON';
+               print OUT while <IN>;
+               close OUT;
+               close IN;
+               chmod 0755, $basename;
+               exit
        }
 }