[PATCH] Update after gnulib changed.

[Bruno Haible]

Gnulib made an incompatible change. (Yes, this happens occasionally.)
m4 needs the attached patch in order to avoid compilation errors:

  CC       macro.o
  CC       output.o
output.c: In function 'm4_tmpfile':
output.c:228:10: error: too few arguments to function 'fopen_temp'
   file = fopen_temp (name, O_BINARY ? "wb+" : "w+");
          ^
In file included from m4.h:39:0,
                 from output.c:22:
../lib/clean-temp.h:125:15: note: declared here
 extern FILE * fopen_temp (const char *file_name, const char *mode,
               ^
output.c: In function 'm4_tmpopen':
output.c:270:10: error: too few arguments to function 'fopen_temp'
   file = fopen_temp (name, O_BINARY ? "rb+" : "r+");
          ^
In file included from m4.h:39:0,
                 from output.c:22:
../lib/clean-temp.h:125:15: note: declared here
 extern FILE * fopen_temp (const char *file_name, const char *mode,
               ^
Makefile:1863: recipe for target 'output.o' failed
make[2]: *** [output.o] Error 1


>From 04b761f0e3c282852dd07619ba5d1fad03fb89e6 Mon Sep 17 00:00:00 2001
From: Bruno Haible <br...@clisp.org>
Date: Sat, 4 Jul 2020 10:29:44 +0200
Subject: [PATCH] Update after gnulib changed.

* src/output.c (m4_tmpfile, m4_tmpopen): Update fopen_temp invocations.
---
 src/output.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/output.c b/src/output.c
index a4ad527..f5dee7c 100644
--- a/src/output.c
+++ b/src/output.c
@@ -1,6 +1,6 @@
 /* GNU m4 -- A simple macro processor
 
-   Copyright (C) 1989-1994, 2004-2014, 2016-2017 Free Software
+   Copyright (C) 1989-1994, 2004-2014, 2016-2017, 2020 Free Software
    Foundation, Inc.
 
    This file is part of GNU M4.
@@ -225,7 +225,7 @@ m4_tmpfile (int divnum)
     }
   name = m4_tmpname (divnum);
   register_temp_file (output_temp_dir, name);
-  file = fopen_temp (name, O_BINARY ? "wb+" : "w+");
+  file = fopen_temp (name, O_BINARY ? "wb+" : "w+", false);
   if (file == NULL)
     {
       unregister_temp_file (output_temp_dir, name);
@@ -267,7 +267,7 @@ m4_tmpopen (int divnum, bool reread)
     }
   name = m4_tmpname (divnum);
   /* We need update mode, to avoid truncation.  */
-  file = fopen_temp (name, O_BINARY ? "rb+" : "r+");
+  file = fopen_temp (name, O_BINARY ? "rb+" : "r+", false);
   if (file == NULL)
     M4ERROR ((EXIT_FAILURE, errno,
               "cannot create temporary file for diversion"));
-- 
2.7.4