[src/trunk]: src/usr.bin/m4 Fix --error-output to be more like GNU m4. It's ...

[uwe <uwe%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/021ee54e7213
branches:  trunk
changeset: 1011280:021ee54e7213
user:      uwe <uwe%NetBSD.org@localhost>
date:      Thu Jun 25 02:54:50 2020 +0000

description:
Fix --error-output to be more like GNU m4.  It's a long version of -o.

diffstat:

 usr.bin/m4/m4.1 |  7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diffs (35 lines):

diff -r b7675109230d -r 021ee54e7213 usr.bin/m4/m4.1
--- a/usr.bin/m4/m4.1   Thu Jun 25 02:25:53 2020 +0000
+++ b/usr.bin/m4/m4.1   Thu Jun 25 02:54:50 2020 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: m4.1,v 1.27 2016/01/17 11:24:28 wiz Exp $
+.\"    $NetBSD: m4.1,v 1.28 2020/06/25 02:54:50 uwe Exp $
 .\"    @(#) $OpenBSD: m4.1,v 1.56 2009/10/14 17:19:47 sthen Exp $
 .\"
 .\" Copyright (c) 1989, 1993
@@ -46,7 +46,6 @@
 .Sm on
 .Oc
 .Op Fl d Ar flags
-.Op Fl e Ar filename
 .Op Fl F Ar filename
 .Op Fl I Ar dirname
 .Op Fl L Ar number
@@ -138,8 +137,6 @@
 Warnings make
 .Nm
 exit.
-.It Fl e , Fl Fl error-output Ar filename
-Redirect error output to filename.
 .It Fl F , Fl Fl freeze-state Ar filename
 Save the input state to
 .Ar filename .
@@ -166,7 +163,7 @@
 .It Fl L , Fl Fl nesting-limit
 Set the nesting limit in macro expansions.
 This is unimplemented and unlimited.
-.It Fl o Ar filename
+.It Fl o , Fl Fl error-output Ar filename
 Send trace output to
 .Ar filename .
 .It Fl P , Fl Fl prefix-builtins