quoteok_cname added to todo
[adns] / acconfig.h
CommitLineData
11b35193 1/*
2 * acconfig.h
3 * input file for autoheader/autoconf/configure: extra stuff for config.h
4 */
5/*
6 * This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2, or (at your option)
11 * any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software Foundation,
20 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 */
22
23/* Define if function attributes a la GCC 2.5 and higher are available. */
24#undef HAVE_GNUC25_ATTRIB
25
26/* Define if constant functions a la GCC 2.5 and higher are available. */
27#undef HAVE_GNUC25_CONST
28
29/* Define if nonreturning functions a la GCC 2.5 and higher are available. */
30#undef HAVE_GNUC25_NORETURN
31
32/* Define if printf-format argument lists a la GCC are available. */
33#undef HAVE_GNUC25_PRINTFFORMAT
34
35@BOTTOM@
36
37/* Use the definitions: */
38
620c146d 39#ifdef HAVE_POLL
40#include <sys/poll.h>
41#else
16cf5367 42/* kludge it up */
620c146d 43struct pollfd { int fd; short events; short revents; };
44#define POLLIN 1
45#define POLLPRI 2
46#define POLLOUT 4
47#endif
48
11b35193 49/* GNU C attributes. */
50#ifndef FUNCATTR
51#ifdef HAVE_GNUC25_ATTRIB
52#define FUNCATTR(x) __attribute__(x)
53#else
54#define FUNCATTR(x)
55#endif
56#endif
57
58/* GNU C printf formats, or null. */
59#ifndef ATTRPRINTF
60#ifdef HAVE_GNUC25_PRINTFFORMAT
61#define ATTRPRINTF(si,tc) format(printf,si,tc)
62#else
63#define ATTRPRINTF(si,tc)
64#endif
65#endif
66#ifndef PRINTFFORMAT
67#define PRINTFFORMAT(si,tc) FUNCATTR((ATTRPRINTF(si,tc)))
68#endif
69
70/* GNU C nonreturning functions, or null. */
71#ifndef ATTRNORETURN
72#ifdef HAVE_GNUC25_NORETURN
73#define ATTRNORETURN noreturn
74#else
75#define ATTRNORETURN
76#endif
77#endif
78#ifndef NONRETURNING
79#define NONRETURNING FUNCATTR((ATTRNORETURN))
80#endif
81
82/* Combination of both the above. */
83#ifndef NONRETURNPRINTFFORMAT
84#define NONRETURNPRINTFFORMAT(si,tc) FUNCATTR((ATTRPRINTF(si,tc),ATTRNORETURN))
85#endif
86
87/* GNU C constant functions, or null. */
88#ifndef ATTRCONST
89#ifdef HAVE_GNUC25_CONST
90#define ATTRCONST const
91#else
92#define ATTRCONST
93#endif
94#endif
95#ifndef CONSTANT
96#define CONSTANT FUNCATTR((ATTRCONST))
97#endif