77b3bc239d
Reintroduce checking for HAVE_MSG_NOSIGNAL in configure script, so that we don't depend on header inclusion order for a valid check.
161 lines
3.9 KiB
C
161 lines
3.9 KiB
C
#ifndef __ARES_SETUP_H
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#define __ARES_SETUP_H
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/* $Id$ */
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/* Copyright (C) 2004 - 2005 by Daniel Stenberg et al
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*
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* Permission to use, copy, modify, and distribute this software and its
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* documentation for any purpose and without fee is hereby granted, provided
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* that the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of M.I.T. not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. M.I.T. makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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*/
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#if !defined(WIN32) && defined(__WIN32__)
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/* Borland fix */
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#define WIN32
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#endif
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#if !defined(WIN32) && defined(_WIN32)
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/* VS2005 on x64 fix */
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#define WIN32
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#endif
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/*
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* Include configuration script results or hand-crafted
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* configuration file for platforms which lack config tool.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#else
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#ifdef WIN32
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#include "config-win32.h"
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#endif
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#endif /* HAVE_CONFIG_H */
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/*
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* Include header files for windows builds before redefining anything.
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* Use this preproessor block only to include or exclude windows.h,
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* winsock2.h, ws2tcpip.h or winsock.h. Any other windows thing belongs
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* to any other further and independant block. Under Cygwin things work
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* just as under linux (e.g. <sys/socket.h>) and the winsock headers should
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* never be included when __CYGWIN__ is defined.
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*/
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#if defined(HAVE_WINDOWS_H) && !defined(__CYGWIN__)
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# ifndef WIN32_LEAN_AND_MEAN
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# define WIN32_LEAN_AND_MEAN
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# endif
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# include <windows.h>
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# ifdef HAVE_WINSOCK2_H
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# include <winsock2.h>
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# ifdef HAVE_WS2TCPIP_H
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# include <ws2tcpip.h>
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# endif
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# else
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# ifdef HAVE_WINSOCK_H
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# include <winsock.h>
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# endif
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# endif
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#endif
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/*
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* Work-arounds for systems without configure support
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*/
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#ifndef HAVE_CONFIG_H
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#if defined(__DJGPP__) || (defined(__WATCOMC__) && (__WATCOMC__ >= 1240)) || \
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defined(__POCC__)
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#else
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#define ssize_t int
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#endif
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#ifndef HAVE_WS2TCPIP_H
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#define socklen_t int
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#endif
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#endif /* HAVE_CONFIG_H */
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/*
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* Recent autoconf versions define these symbols in config.h. We don't
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* want them (since they collide with the libcurl ones when we build
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* --enable-debug) so we undef them again here.
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*/
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#undef PACKAGE_STRING
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#undef PACKAGE_TARNAME
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#undef PACKAGE_VERSION
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#undef PACKAGE_BUGREPORT
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#undef PACKAGE_NAME
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#undef VERSION
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#undef PACKAGE
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/*
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* Typedef our socket type
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*/
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#if defined(WIN32) && !defined(WATT32)
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typedef SOCKET ares_socket_t;
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#define ARES_SOCKET_BAD INVALID_SOCKET
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#else
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typedef int ares_socket_t;
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#define ARES_SOCKET_BAD -1
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#endif
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/*
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* Assume a few thing unless they're set by configure
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*/
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#if !defined(HAVE_SYS_TIME_H) && !defined(_MSC_VER)
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#define HAVE_SYS_TIME_H
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#endif
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#if !defined(HAVE_UNISTD_H) && !defined(_MSC_VER)
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#define HAVE_UNISTD_H 1
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#endif
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#if !defined(HAVE_SYS_UIO_H) && !defined(WIN32) && !defined(MSDOS)
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#define HAVE_SYS_UIO_H
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#endif
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#if (defined(WIN32) || defined(WATT32)) && \
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!(defined(__MINGW32__) || defined(NETWARE) || defined(__DJGPP__))
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/* protos for the functions we provide in windows_port.c */
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int ares_strncasecmp(const char *s1, const char *s2, int n);
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int ares_strcasecmp(const char *s1, const char *s2);
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/* use this define magic to prevent us from adding symbol names to the library
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that is a high-risk to collide with another libraries' attempts to do the
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same */
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#define strncasecmp(a,b,c) ares_strncasecmp(a,b,c)
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#define strcasecmp(a,b) ares_strcasecmp(a,b)
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#endif
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/* IPv6 compatibility */
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#if !defined(HAVE_AF_INET6)
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#if defined(HAVE_PF_INET6)
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#define AF_INET6 PF_INET6
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#else
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#define AF_INET6 AF_MAX+1
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#endif
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#endif
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/*
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* Include macros and defines that should only be processed once.
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*/
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#ifndef __SETUP_ONCE_H
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#include "setup_once.h"
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#endif
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#endif /* __ARES_SETUP_H */
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