xref: /netbsd-src/external/bsd/openldap/dist/include/ac/regex.h (revision 549b59ed3ccf0d36d3097190a0db27b770f3a839)
1 /*	$NetBSD: regex.h,v 1.3 2021/08/14 16:14:55 christos Exp $	*/
2 
3 /* Generic Regex */
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_REGEX_H_
20 #define _AC_REGEX_H_
21 
22 #ifdef HAVE_SYS_TYPES_H
23 #include <sys/types.h>
24 #endif
25 
26 #ifndef HAVE_REGEX_H
27 /*	NO POSIX REGEX!!
28  *  You'll need to install a POSIX compatible REGEX library.
29  *  Either Henry Spencer's or GNU regex will do.
30  */
31 #error "No POSIX REGEX available."
32 
33 #elif HAVE_GNUREGEX_H
34 	/* system has GNU gnuregex.h */
35 #	include <gnuregex.h>
36 #else
37 	/* have regex.h, assume it's POSIX compliant */
38 #	include <regex.h>
39 #endif /* regex.h */
40 
41 #endif /* _AC_REGEX_H_ */
42