view contrib/plan9/9mail @ 24386:d6ac30f4edef

devel: move the lock-checking code into core

If the developer warnings are enabled, bad locking order will be
reported without the need for the contrib extension.

#!/bin/rc
# 9mail - Mercurial email wrapper for upas/marshal

fn usage {
	echo >[1=2] usage: mercurial/9mail -f from to [cc]
	exit usage
}

from=()
cc=()
to=()

switch($1){
case -f
	from=$2
case *
	usage
}

to=($3)
if(~ $#* 4)
	cc=(-C $4)

upasname=$from
upas/marshal $cc $to