xref: /netbsd-src/external/bsd/openldap/dist/include/ac/alloca.h (revision b78992537496bc71ee3d761f9fe0be0fc0a9a001)
1 /* Generic alloca.h */
2 /* $OpenLDAP: pkg/ldap/include/ac/alloca.h,v 1.18.2.3 2008/02/11 23:26:40 kurt Exp $ */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4  *
5  * Copyright 1998-2008 The OpenLDAP Foundation.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted only as authorized by the OpenLDAP
10  * Public License.
11  *
12  * A copy of this license is available in file LICENSE in the
13  * top-level directory of the distribution or, alternatively, at
14  * <http://www.OpenLDAP.org/license.html>.
15  */
16 
17 #ifndef _AC_ALLOCA_H
18 #define _AC_ALLOCA_H
19 
20 /*
21  * use of alloca is disallowed as it is machine dependent
22  */
23 #error  "alloca() not supported, use malloc()"
24 
25 /* AIX requires this to be the first thing in the file.  */
26 #ifdef __GNUC__
27 # define alloca __builtin_alloca
28 #else
29 # ifdef HAVE_ALLOCA_H
30 #  include <alloca.h>
31 # else
32 #  ifdef _AIX
33 #pragma alloca
34 #  else
35 #   ifndef alloca /* predefined by HP cc +Olibcalls */
36 extern char *(alloca)();
37 #   endif
38 #  endif
39 # endif
40 #endif
41 
42 
43 #endif /* _AC_ALLOCA_H */
44