lei: use send() perlop for signals

This may save us a small bit of startup time since there's
fewer args and opcodes should be smaller.

diff --git a/script/lei b/script/lei
index 8f6e8aacb86b67470d2dade0fdd7225cc6e7df0a..5cad19d776034176552fa352cb6a4415022683e3 100755 (executable)
--- a/script/lei
+++ b/script/lei
@@ -107,8 +107,8 @@ my $buf = join("\0", scalar(@ARGV), @ARGV);
 while (my ($k, $v) = each %ENV) { $buf .= "\0$k=$v" }
 $buf .= "\0\0";
 $send_cmd->($sock, [0, 1, 2, fileno($dh)], $buf, MSG_EOR) or die "sendmsg: $!";
-$SIG{TSTP} = sub { $send_cmd->($sock, [], 'STOP', MSG_EOR); kill 'STOP', $$ };
-$SIG{CONT} = sub { $send_cmd->($sock, [], 'CONT', MSG_EOR) };
+$SIG{TSTP} = sub { send($sock, 'STOP', MSG_EOR); kill 'STOP', $$ };
+$SIG{CONT} = sub { send($sock, 'CONT', MSG_EOR) };
 
 my $x_it_code = 0;
 while (1) {