xref: /netbsd-src/external/bsd/openldap/dist/include/ac/alloca.h (revision 549b59ed3ccf0d36d3097190a0db27b770f3a839)
1*549b59edSchristos /*	$NetBSD: alloca.h,v 1.3 2021/08/14 16:14:55 christos Exp $	*/
24e6df137Slukem 
32de962bdSlukem /* Generic alloca.h */
4d11b170bStron /* $OpenLDAP$ */
52de962bdSlukem /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
62de962bdSlukem  *
7*549b59edSchristos  * Copyright 1998-2021 The OpenLDAP Foundation.
82de962bdSlukem  * All rights reserved.
92de962bdSlukem  *
102de962bdSlukem  * Redistribution and use in source and binary forms, with or without
112de962bdSlukem  * modification, are permitted only as authorized by the OpenLDAP
122de962bdSlukem  * Public License.
132de962bdSlukem  *
142de962bdSlukem  * A copy of this license is available in file LICENSE in the
152de962bdSlukem  * top-level directory of the distribution or, alternatively, at
162de962bdSlukem  * <http://www.OpenLDAP.org/license.html>.
172de962bdSlukem  */
182de962bdSlukem 
192de962bdSlukem #ifndef _AC_ALLOCA_H
202de962bdSlukem #define _AC_ALLOCA_H
212de962bdSlukem 
222de962bdSlukem /*
232de962bdSlukem  * use of alloca is disallowed as it is machine dependent
242de962bdSlukem  */
252de962bdSlukem #error  "alloca() not supported, use malloc()"
262de962bdSlukem 
272de962bdSlukem /* AIX requires this to be the first thing in the file.  */
282de962bdSlukem #ifdef __GNUC__
292de962bdSlukem # define alloca __builtin_alloca
302de962bdSlukem #else
312de962bdSlukem # ifdef HAVE_ALLOCA_H
322de962bdSlukem #  include <alloca.h>
332de962bdSlukem # else
342de962bdSlukem #  ifdef _AIX
352de962bdSlukem #pragma alloca
362de962bdSlukem #  else
372de962bdSlukem #   ifndef alloca /* predefined by HP cc +Olibcalls */
382de962bdSlukem extern char *(alloca)();
392de962bdSlukem #   endif
402de962bdSlukem #  endif
412de962bdSlukem # endif
422de962bdSlukem #endif
432de962bdSlukem 
442de962bdSlukem 
452de962bdSlukem #endif /* _AC_ALLOCA_H */
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