3 * input file for autoheader/autoconf/configure: extra stuff for config.h
7 * Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
9 * It is part of adns, which is
10 * Copyright (C) 1997-2005 Ian Jackson <ian@davenant.greenend.org.uk>
11 * Copyright (C) 1999-2004 Tony Finch <dot@dotat.at>
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2, or (at your option)
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software Foundation,
25 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 /* Define if inline functions a la GCC are available. */
31 /* Define if function attributes a la GCC 2.5 and higher are available. */
32 #undef HAVE_GNUC25_ATTRIB
34 /* Define if constant functions a la GCC 2.5 and higher are available. */
35 #undef HAVE_GNUC25_CONST
37 /* Define if nonreturning functions a la GCC 2.5 and higher are available. */
38 #undef HAVE_GNUC25_NORETURN
40 /* Define if printf-format argument lists a la GCC are available. */
41 #undef HAVE_GNUC25_PRINTFFORMAT
43 /* Define if we want to include rpc/types.h. Crap BSDs put INADDR_LOOPBACK there. */
44 #undef HAVEUSE_RPCTYPES_H
48 /* Use the definitions: */
58 struct pollfd { int fd; short events; short revents; };
64 /* GNU C attributes. */
66 #ifdef HAVE_GNUC25_ATTRIB
67 #define FUNCATTR(x) __attribute__(x)
73 /* GNU C printf formats, or null. */
75 #ifdef HAVE_GNUC25_PRINTFFORMAT
76 #define ATTRPRINTF(si,tc) format(printf,si,tc)
78 #define ATTRPRINTF(si,tc)
82 #define PRINTFFORMAT(si,tc) FUNCATTR((ATTRPRINTF(si,tc)))
85 /* GNU C nonreturning functions, or null. */
87 #ifdef HAVE_GNUC25_NORETURN
88 #define ATTRNORETURN noreturn
94 #define NONRETURNING FUNCATTR((ATTRNORETURN))
97 /* Combination of both the above. */
98 #ifndef NONRETURNPRINTFFORMAT
99 #define NONRETURNPRINTFFORMAT(si,tc) FUNCATTR((ATTRPRINTF(si,tc),ATTRNORETURN))
102 /* GNU C constant functions, or null. */
104 #ifdef HAVE_GNUC25_CONST
105 #define ATTRCONST const
111 #define CONSTANT FUNCATTR((ATTRCONST))
114 #ifdef HAVEUSE_RPCTYPES_H
115 #include <rpc/types.h>