[src/trunk]: src/usr.bin/m4 mention that nesting limit is unimplemented

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

details:   https://anonhg.NetBSD.org/src/rev/817509ae74cb
branches:  trunk
changeset: 813110:817509ae74cb
user:      christos <christos%NetBSD.org@localhost>
date:      Sat Jan 16 18:33:35 2016 +0000

description:
mention that nesting limit is unimplemented

diffstat:

 usr.bin/m4/main.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 98669e2b5966 -r 817509ae74cb usr.bin/m4/main.c
--- a/usr.bin/m4/main.c Sat Jan 16 18:31:29 2016 +0000
+++ b/usr.bin/m4/main.c Sat Jan 16 18:33:35 2016 +0000
@@ -1,5 +1,5 @@
 /*     $OpenBSD: main.c,v 1.77 2009/10/14 17:19:47 sthen Exp $ */
-/*     $NetBSD: main.c,v 1.43 2016/01/16 18:31:29 christos Exp $       */
+/*     $NetBSD: main.c,v 1.44 2016/01/16 18:33:35 christos Exp $       */
 
 /*-
  * Copyright (c) 1989, 1993
@@ -42,7 +42,7 @@
 #include "nbtool_config.h"
 #endif
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: main.c,v 1.43 2016/01/16 18:31:29 christos Exp $");
+__RCSID("$NetBSD: main.c,v 1.44 2016/01/16 18:33:35 christos Exp $");
 #include <assert.h>
 #include <signal.h>
 #include <getopt.h>
@@ -781,7 +781,7 @@
 { "    --help",                        "print this message and exit" },
 { "-I, --include=file",                "include file" },
 { "-i, --interactive",         "unbuffer output, ignore tty signals" },
-{ "-L, --nesting-limit=num",   "macro expansion nesting limit (-1 disable)" },
+{ "-L, --nesting-limit=num",   "macro expansion nesting limit (unimpl)" },
 { "-P, --prefix-builtins",     "prefix builtins with m4_" },
 { "-Q, --quiet",               "don't print warnings" },
 { "-R, --reload-state=file",   "restore state from file" },