[vsipl++] Re: overriding autoconf's own exeext detection

[Ralf Wildenhues]

Hi Stefan,

Sorry for the huge delay.  I waited a while for comments, and then
forgot about this.

* Stefan Seefeld wrote on Sat, Nov 12, 2005 at 04:24:39PM CET:
> Ralf Wildenhues wrote:
> >
> >Not that I know of.  You can always define your own macro, for example
> >a fixed version with the same name.  But that may be very fragile, not
> >compatible with the next or previous Autoconf, or anything, so I would
> >not recommend it.  Maybe AC_EXEEXT should offer a possibility to
> >override it.
> 
> AC_EXEEXT is marked as obsolete, as autoconf detects the extension 
> 'automatically'.  Oh well. It might have been better if autoconf,
> recognizing its limitations, would keep a backdoor for developers to
> override settings instead of forcing them to live with false guesses.
> 
> >Updated patch below.
> 
> Ok, that seems to work. Thanks !

I have applied the patch as follows.

Cheers,
Ralf

	* lib/autoconf/lang.m4 (_AC_COMPILER_OBJEXT_REJECT):
	Add `*.map' and `.inf' for Green Hills compiler.
	Reported by Stefan Seefeld <stefan at codesourcery.com>.

Index: lib/autoconf/lang.m4
===================================================================
RCS file: /cvsroot/autoconf/autoconf/lib/autoconf/lang.m4,v
retrieving revision 1.171
diff -u -r1.171 lang.m4
--- lib/autoconf/lang.m4	14 May 2005 07:00:40 -0000	1.171
+++ lib/autoconf/lang.m4	11 Jan 2006 08:09:30 -0000
@@ -1,6 +1,7 @@
 # This file is part of Autoconf.                       -*- Autoconf -*-
 # Programming languages support.
-# Copyright (C) 2000, 2001, 2002, 2004, 2005 Free Software Foundation, Inc.
+# Copyright (C) 2000, 2001, 2002, 2004, 2005, 2006 Free Software
+# Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -421,6 +422,9 @@
 #
 # - *.xSYM
 #   Created on BeOS.  Seems to be per executable.
+# 
+# - *.map, *.inf
+#   Created by the Green Hills compiler.
 
 
 # _AC_COMPILER_OBJEXT_REJECT
@@ -428,7 +432,7 @@
 # Case/esac pattern matching the files to be ignored when looking for
 # compiled object files.
 m4_define([_AC_COMPILER_OBJEXT_REJECT],
-[*.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg])
+[*.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf])
 
 
 # _AC_COMPILER_EXEEXT_REJECT