#!/bin/bash
# nssh - exec ssh with host in argv[0]

# skip all arguments (taken from OpenSSH_5.6p1)
while getopts 1246AaCfgKkMNnqsTtVvXxYyb:c:D:e:F:I:i:L:l:m:O:o:p:R:S:W:w: flag
do :
done

HOST="${!OPTIND/*@/}"
exec -a "$HOST" -- ssh "$@"