1/* $NetBSD: alloca.h,v 1.3 2021/08/14 16:14:55 christos Exp $ */ 2 3/* Generic alloca.h */ 4/* $OpenLDAP$ */ 5/* This work is part of OpenLDAP Software <http://www.openldap.org/>. 6 * 7 * Copyright 1998-2021 The OpenLDAP Foundation. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted only as authorized by the OpenLDAP 12 * Public License. 13 * 14 * A copy of this license is available in file LICENSE in the 15 * top-level directory of the distribution or, alternatively, at 16 * <http://www.OpenLDAP.org/license.html>. 17 */ 18 19#ifndef _AC_ALLOCA_H 20#define _AC_ALLOCA_H 21 22/* 23 * use of alloca is disallowed as it is machine dependent 24 */ 25#error "alloca() not supported, use malloc()" 26 27/* AIX requires this to be the first thing in the file. */ 28#ifdef __GNUC__ 29# define alloca __builtin_alloca 30#else 31# ifdef HAVE_ALLOCA_H 32# include <alloca.h> 33# else 34# ifdef _AIX 35#pragma alloca 36# else 37# ifndef alloca /* predefined by HP cc +Olibcalls */ 38extern char *(alloca)(); 39# endif 40# endif 41# endif 42#endif 43 44 45#endif /* _AC_ALLOCA_H */ 46