#!/bin/sh
#
# Send mail with subject line.
#	- Cameron Simpson <cs@zip.com.au> 23jun1998
#

# point at sendmail; if not there hope $PATH finds it
sendmail=/usr/sbin/sendmail
[ -x "$sendmail" ] || sendmail=sendmail

cmd=$0
usage="Usage: $cmd [-s subject] addresses..."

subject=
case $1 in -s)	subject="Subject: $2"; shift; shift ;; esac

[ $# = 0 ] && { echo "$usage" >&2; exit 2; }

(
  them=$1; shift
  while :
  do
      case $# in 0) break ;; esac
      them="$them, $1"
      shift
  done

  echo "To: $them"
  [ -n "$subject" ] && echo "$subject"
  echo
  exec cat
) | $sendmail -oi "$@"