view contrib/plan9/9mail @ 48663:bf424fe4f814

lfs: take lock before writing requirements

With `share-safe`, we will also write file in the store, so we take the store
lock before writing requirements.

Differential Revision: https://phab.mercurial-scm.org/D11991

#!/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