#!/usr/bin/perl

if(@ARGV < 1) {
    print STDERR "usage: rsc HOST CMD ARG...\n";
    exit 1;
}

if($ARGV[0] eq "-s") {
    $c = "";
    while(<STDIN>) {
	chomp;
	s/\\(.)/$1/g;
	$c .= $_;
	if(/\\$/) {
	    $c =~ s/\\$/\n/;
	    next;
	}
	push @a, $c;
	$c = "";
    }
    for (@a) {
	exec @a;
	print STDERR "$a[0]: $!\n";
	exit 1;
    }
} else {
    $host = shift @ARGV;
    $pid = open SSH, "|-";
    if($pid == 0) {
	exec "ssh", "$host", "rsc", "-s";
	die "$!";
    }
    for (@ARGV) {
	s/([\\\n])/\\$1/g;
	print SSH "$_\n";
    }
    close SSH;
    waitpid $pid, 0;
}