Drop usage of TMPDIR.

While here, stop refering to /tmp/sysmerge.XXXXXXXXXX, that's a script
internal we don't need to know about.

2 files changed, 6 insertions, 14 deletions

diff --git a/usr.sbin/sysmerge/sysmerge.8 b/usr.sbin/sysmerge/sysmerge.8
index 8c9ea75125f..4fc4713ba64 100644
--- a/usr.sbin/sysmerge/sysmerge.8
+++ b/usr.sbin/sysmerge/sysmerge.8
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: sysmerge.8,v 1.73 2015/09/18 17:03:44 ajacoutot Exp $
+.\"	$OpenBSD: sysmerge.8,v 1.74 2015/10/16 19:55:39 ajacoutot Exp $
 .\"
 .\" Copyright (c) 2008 Antoine Jacoutot <ajacoutot@openbsd.org>
 .\"
@@ -14,7 +14,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: September 18 2015 $
+.Dd $Mdocdate: October 16 2015 $
 .Dt SYSMERGE 8
 .Os
 .Sh NAME
@@ -33,9 +33,7 @@ script designed to help the administrator update configuration files
 after upgrading to a new release or snapshot.
 .Pp
 .Nm
-works by comparing the reference root directory
-.Pa ${TMPDIR}/sysmerge.XXXXXXXXXX
-against currently installed files.
+works by comparing a reference root directory against currently installed files.
 .Pp
 .Nm
 will work through the fileset,
@@ -137,15 +135,9 @@ the default is
 .Xr vi 1 .
 .It Ev PAGER
 Specifies the pagination program to use.
-.It Ev TMPDIR
-Path in which to store temporary files.
-If unset, this defaults to
-.Pa /tmp .
 .El
 .Sh FILES
-.Bl -tag -width "${TMPDIR}/sysmerge.XXXXXXXXXX" -compact
-.It Pa ${TMPDIR}/sysmerge.XXXXXXXXXX
-Directory in which the reference root directory is created.
+.Bl -tag -width "/var/sysmerge/xetc.tgz" -compact
 .It Pa /etc/sysmerge.ignore
 Files and directories to ignore from comparison.
 .It Pa /var/sysmerge/backups
diff --git a/usr.sbin/sysmerge/sysmerge.sh b/usr.sbin/sysmerge/sysmerge.sh
index 6e9bedd8b67..4498d746d16 100644
--- a/usr.sbin/sysmerge/sysmerge.sh
+++ b/usr.sbin/sysmerge/sysmerge.sh
@@ -1,6 +1,6 @@
 #!/bin/ksh -
 #
-# $OpenBSD: sysmerge.sh,v 1.214 2015/10/13 18:52:56 ajacoutot Exp $
+# $OpenBSD: sysmerge.sh,v 1.215 2015/10/16 19:55:39 ajacoutot Exp $
 #
 # Copyright (c) 2008-2014 Antoine Jacoutot <ajacoutot@openbsd.org>
 # Copyright (c) 1998-2003 Douglas Barton <DougB@FreeBSD.org>
@@ -613,7 +613,7 @@ shift $(( OPTIND -1 ))
 # global constants
 _BKPDIR=/var/sysmerge/backups
 _RELINT=$(uname -r | tr -d '.') || exit 1
-_TMPROOT=$(mktemp -d -p ${TMPDIR:=/tmp} sysmerge.XXXXXXXXXX) || exit 1
+_TMPROOT=$(mktemp -d -p /tmp sysmerge.XXXXXXXXXX) || exit 1
 readonly _BKPDIR _RELINT _TMPROOT
 
 [[ -z ${VISUAL} ]] && EDITOR=${EDITOR:=/usr/bin/vi} || EDITOR=${VISUAL}