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curl/lib/setup.h
Daniel Stenberg b903186fa0 source cleanup: unify look, style and indent levels 
By the use of a the new lib/checksrc.pl script that checks that our
basic source style rules are followed.
2011-04-27 09:09:35 +02:00

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#ifndef HEADER_CURL_LIB_SETUP_H
#define HEADER_CURL_LIB_SETUP_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
/*
* Define WIN32 when build target is Win32 API
*/
#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) && \
!defined(__SYMBIAN32__)
#define WIN32
#endif
/*
* Include configuration script results or hand-crafted
* configuration file for platforms which lack config tool.
*/
#ifdef HAVE_CONFIG_H
#include "curl_config.h"
#else /* HAVE_CONFIG_H */
#ifdef _WIN32_WCE
# include "config-win32ce.h"
#else
# ifdef WIN32
# include "config-win32.h"
# endif
#endif
#if defined(macintosh) && defined(__MRC__)
# include "config-mac.h"
#endif
#ifdef __AMIGA__
# include "amigaos.h"
#endif
#ifdef __SYMBIAN32__
# include "config-symbian.h"
#endif
#ifdef __OS400__
# include "config-os400.h"
#endif
#ifdef TPF
# include "config-tpf.h"
#endif
#ifdef __VXWORKS__
# include "config-vxworks.h"
#endif
#endif /* HAVE_CONFIG_H */
/* ================================================================ */
/* Definition of preprocessor macros/symbols which modify compiler */
/* behavior or generated code characteristics must be done here, */
/* as appropriate, before any system header file is included. It is */
/* also possible to have them defined in the config file included */
/* before this point. As a result of all this we frown inclusion of */
/* system header files in our config files, avoid this at any cost. */
/* ================================================================ */
/*
* AIX 4.3 and newer needs _THREAD_SAFE defined to build
* proper reentrant code. Others may also need it.
*/
#ifdef NEED_THREAD_SAFE
# ifndef _THREAD_SAFE
# define _THREAD_SAFE
# endif
#endif
/*
* Tru64 needs _REENTRANT set for a few function prototypes and
* things to appear in the system header files. Unixware needs it
* to build proper reentrant code. Others may also need it.
*/
#ifdef NEED_REENTRANT
# ifndef _REENTRANT
# define _REENTRANT
# endif
#endif
/* ================================================================ */
/* If you need to include a system header file for your platform, */
/* please, do it beyond the point further indicated in this file. */
/* ================================================================ */
/*
* libcurl's external interface definitions are also used internally,
* and might also include required system header files to define them.
*/
#include <curl/curlbuild.h>
/*
* Compile time sanity checks must also be done when building the library.
*/
#include <curl/curlrules.h>
/*
* Ensure that no one is using the old SIZEOF_CURL_OFF_T macro
*/
#ifdef SIZEOF_CURL_OFF_T
# error "SIZEOF_CURL_OFF_T shall not be defined!"
Error Compilation_aborted_SIZEOF_CURL_OFF_T_shall_not_be_defined
#endif
/*
* Set up internal curl_off_t formatting string directives for
* exclusive use with libcurl's internal *printf functions.
*/
#ifdef FORMAT_OFF_T
# error "FORMAT_OFF_T shall not be defined before this point!"
Error Compilation_aborted_FORMAT_OFF_T_already_defined
#endif
#ifdef FORMAT_OFF_TU
# error "FORMAT_OFF_TU shall not be defined before this point!"
Error Compilation_aborted_FORMAT_OFF_TU_already_defined
#endif
#if (CURL_SIZEOF_CURL_OFF_T > CURL_SIZEOF_LONG)
# define FORMAT_OFF_T "lld"
# define FORMAT_OFF_TU "llu"
#else
# define FORMAT_OFF_T "ld"
# define FORMAT_OFF_TU "lu"
#endif
/*
* Disable other protocols when http is the only one desired.
*/
#ifdef HTTP_ONLY
# ifndef CURL_DISABLE_TFTP
# define CURL_DISABLE_TFTP
# endif
# ifndef CURL_DISABLE_FTP
# define CURL_DISABLE_FTP
# endif
# ifndef CURL_DISABLE_LDAP
# define CURL_DISABLE_LDAP
# endif
# ifndef CURL_DISABLE_TELNET
# define CURL_DISABLE_TELNET
# endif
# ifndef CURL_DISABLE_DICT
# define CURL_DISABLE_DICT
# endif
# ifndef CURL_DISABLE_FILE
# define CURL_DISABLE_FILE
# endif
# ifndef CURL_DISABLE_RTSP
# define CURL_DISABLE_RTSP
# endif
#endif
/*
* When http is disabled rtsp is not supported.
*/
#if defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_RTSP)
# define CURL_DISABLE_RTSP
#endif
/* ================================================================ */
/* No system header file shall be included in this file before this */
/* point. The only allowed ones are those included from curlbuild.h */
/* ================================================================ */
/*
* OS/400 setup file includes some system headers.
*/
#ifdef __OS400__
# include "setup-os400.h"
#endif
/*
* Include header files for windows builds before redefining anything.
* Use this preprocessor block only to include or exclude windows.h,
* winsock2.h, ws2tcpip.h or winsock.h. Any other windows thing belongs
* to any other further and independent block. Under Cygwin things work
* just as under linux (e.g. <sys/socket.h>) and the winsock headers should
* never be included when __CYGWIN__ is defined. configure script takes
* care of this, not defining HAVE_WINDOWS_H, HAVE_WINSOCK_H, HAVE_WINSOCK2_H,
* neither HAVE_WS2TCPIP_H when __CYGWIN__ is defined.
*/
#ifdef HAVE_WINDOWS_H
# ifndef WIN32_LEAN_AND_MEAN
# define WIN32_LEAN_AND_MEAN
# endif
# include <windows.h>
# ifdef HAVE_WINSOCK2_H
# include <winsock2.h>
# ifdef HAVE_WS2TCPIP_H
# include <ws2tcpip.h>
# endif
# else
# ifdef HAVE_WINSOCK_H
# include <winsock.h>
# endif
# endif
#endif
/*
* Define USE_WINSOCK to 2 if we have and use WINSOCK2 API, else
* define USE_WINSOCK to 1 if we have and use WINSOCK API, else
* undefine USE_WINSOCK.
*/
#undef USE_WINSOCK
#ifdef HAVE_WINSOCK2_H
# define USE_WINSOCK 2
#else
# ifdef HAVE_WINSOCK_H
# define USE_WINSOCK 1
# endif
#endif
#ifdef HAVE_EXTRA_STRICMP_H
# include <extra/stricmp.h>
#endif
#ifdef HAVE_EXTRA_STRDUP_H
# include <extra/strdup.h>
#endif
#ifdef TPF
# include <strings.h> /* for bzero, strcasecmp, and strncasecmp */
# include <string.h> /* for strcpy and strlen */
# include <stdlib.h> /* for rand and srand */
# include <sys/socket.h> /* for select and ioctl*/
# include <netdb.h> /* for in_addr_t definition */
# include <tpf/sysapi.h> /* for tpf_process_signals */
/* change which select is used for libcurl */
# define select(a,b,c,d,e) tpf_select_libcurl(a,b,c,d,e)
#endif
#ifdef __VXWORKS__
# include <sockLib.h> /* for generic BSD socket functions */
# include <ioLib.h> /* for basic I/O interface functions */
#endif
#include <stdio.h>
#ifdef HAVE_ASSERT_H
#include <assert.h>
#endif
#include <errno.h>
#ifdef __TANDEM /* for nsr-tandem-nsk systems */
#include <floss.h>
#endif
#ifndef STDC_HEADERS /* no standard C headers! */
#include <curl/stdcheaders.h>
#endif
#ifdef __POCC__
# include <sys/types.h>
# include <unistd.h>
# define sys_nerr EILSEQ
#endif
/*
* Salford-C kludge section (mostly borrowed from wxWidgets).
*/
#ifdef __SALFORDC__
#pragma suppress 353 /* Possible nested comments */
#pragma suppress 593 /* Define not used */
#pragma suppress 61 /* enum has no name */
#pragma suppress 106 /* unnamed, unused parameter */
#include <clib.h>
#endif
/*
* Large file (>2Gb) support using WIN32 functions.
*/
#ifdef USE_WIN32_LARGE_FILES
# include <io.h>
# include <sys/types.h>
# include <sys/stat.h>
# define lseek(fdes,offset,whence) _lseeki64(fdes, offset, whence)
# define fstat(fdes,stp) _fstati64(fdes, stp)
# define stat(fname,stp) _stati64(fname, stp)
# define struct_stat struct _stati64
# define LSEEK_ERROR (__int64)-1
#endif
/*
* Small file (<2Gb) support using WIN32 functions.
*/
#ifdef USE_WIN32_SMALL_FILES
# include <io.h>
# include <sys/types.h>
# include <sys/stat.h>
# define lseek(fdes,offset,whence) _lseek(fdes, (long)offset, whence)
# define fstat(fdes,stp) _fstat(fdes, stp)
# define stat(fname,stp) _stat(fname, stp)
# define struct_stat struct _stat
# define LSEEK_ERROR (long)-1
#endif
#ifndef struct_stat
# define struct_stat struct stat
#endif
#ifndef LSEEK_ERROR
# define LSEEK_ERROR (off_t)-1
#endif
/*
* Default sizeof(off_t) in case it hasn't been defined in config file.
*/
#ifndef SIZEOF_OFF_T
# if defined(__VMS) && !defined(__VAX)
# if defined(_LARGEFILE)
# define SIZEOF_OFF_T 8
# endif
# elif defined(__OS400__) && defined(__ILEC400__)
# if defined(_LARGE_FILES)
# define SIZEOF_OFF_T 8
# endif
# elif defined(__MVS__) && defined(__IBMC__)
# if defined(_LP64) || defined(_LARGE_FILES)
# define SIZEOF_OFF_T 8
# endif
# elif defined(__370__) && defined(__IBMC__)
# if defined(_LP64) || defined(_LARGE_FILES)
# define SIZEOF_OFF_T 8
# endif
# endif
# ifndef SIZEOF_OFF_T
# define SIZEOF_OFF_T 4
# endif
#endif
/*
* Arg 2 type for gethostname in case it hasn't been defined in config file.
*/
#ifndef GETHOSTNAME_TYPE_ARG2
# ifdef USE_WINSOCK
# define GETHOSTNAME_TYPE_ARG2 int
# else
# define GETHOSTNAME_TYPE_ARG2 size_t
# endif
#endif
/* Below we define some functions. They should
4. set the SIGALRM signal timeout
5. set dir/file naming defines
*/
#ifdef WIN32
# define DIR_CHAR "\\"
# define DOT_CHAR "_"
#else /* WIN32 */
# ifdef MSDOS /* Watt-32 */
# include <sys/ioctl.h>
# define select(n,r,w,x,t) select_s(n,r,w,x,t)
# define ioctl(x,y,z) ioctlsocket(x,y,(char *)(z))
# include <tcp.h>
# ifdef word
# undef word
# endif
# ifdef byte
# undef byte
# endif
# endif /* MSDOS */
# ifdef __minix
/* Minix 3 versions up to at least 3.1.3 are missing these prototypes */
extern char * strtok_r(char *s, const char *delim, char **last);
extern struct tm * gmtime_r(const time_t * const timep, struct tm *tmp);
# endif
# define DIR_CHAR "/"
# ifndef DOT_CHAR
# define DOT_CHAR "."
# endif
# ifdef MSDOS
# undef DOT_CHAR
# define DOT_CHAR "_"
# endif
# ifndef fileno /* sunos 4 have this as a macro! */
int fileno( FILE *stream);
# endif
#endif /* WIN32 */
/*
* msvc 6.0 requires PSDK in order to have INET6_ADDRSTRLEN
* defined in ws2tcpip.h as well as to provide IPv6 support.
*/
#if defined(_MSC_VER) && !defined(__POCC__)
# if !defined(HAVE_WS2TCPIP_H) || \
((_MSC_VER < 1300) && !defined(INET6_ADDRSTRLEN))
# undef HAVE_GETADDRINFO_THREADSAFE
# undef HAVE_FREEADDRINFO
# undef HAVE_GETADDRINFO
# undef HAVE_GETNAMEINFO
# undef ENABLE_IPV6
# endif
#endif
/* ---------------------------------------------------------------- */
/* resolver specialty compile-time defines */
/* CURLRES_* defines to use in the host*.c sources */
/* ---------------------------------------------------------------- */
/*
* lcc-win32 doesn't have _beginthreadex(), lacks threads support.
*/
#if defined(__LCC__) && defined(WIN32)
# undef USE_THREADS_POSIX
# undef USE_THREADS_WIN32
#endif
/*
* MSVC threads support requires a multi-threaded runtime library.
* _beginthreadex() is not available in single-threaded ones.
*/
#if defined(_MSC_VER) && !defined(__POCC__) && !defined(_MT)
# undef USE_THREADS_POSIX
# undef USE_THREADS_WIN32
#endif
/*
* Mutually exclusive CURLRES_* definitions.
*/
#ifdef USE_ARES
# define CURLRES_ASYNCH
# define CURLRES_ARES
#elif defined(USE_THREADS_POSIX) || defined(USE_THREADS_WIN32)
# define CURLRES_ASYNCH
# define CURLRES_THREADED
#else
# define CURLRES_SYNCH
#endif
#ifdef ENABLE_IPV6
# define CURLRES_IPV6
#else
# define CURLRES_IPV4
#endif
/* ---------------------------------------------------------------- */
/*
* When using WINSOCK, TELNET protocol requires WINSOCK2 API.
*/
#if defined(USE_WINSOCK) && (USE_WINSOCK != 2)
# define CURL_DISABLE_TELNET 1
#endif
/*
* msvc 6.0 does not have struct sockaddr_storage and
* does not define IPPROTO_ESP in winsock2.h. But both
* are available if PSDK is properly installed.
*/
#if defined(_MSC_VER) && !defined(__POCC__)
# if !defined(HAVE_WINSOCK2_H) || ((_MSC_VER < 1300) && !defined(IPPROTO_ESP))
# undef HAVE_STRUCT_SOCKADDR_STORAGE
# endif
#endif
/*
* Intentionally fail to build when using msvc 6.0 without PSDK installed.
* The brave of heart can circumvent this, defining ALLOW_MSVC6_WITHOUT_PSDK
* in lib/config-win32.h although absolutely discouraged and unsupported.
*/
#if defined(_MSC_VER) && !defined(__POCC__)
# if !defined(HAVE_WINDOWS_H) || ((_MSC_VER < 1300) && !defined(_FILETIME_))
# if !defined(ALLOW_MSVC6_WITHOUT_PSDK)
# error MSVC 6.0 requires "February 2003 Platform SDK" a.k.a. \
"Windows Server 2003 PSDK"
# else
# define CURL_DISABLE_LDAP 1
# endif
# endif
#endif
#ifdef NETWARE
int netware_init(void);
#ifndef __NOVELL_LIBC__
#include <sys/bsdskt.h>
#include <sys/timeval.h>
#endif
#endif
#if defined(HAVE_LIBIDN) && defined(HAVE_TLD_H)
/* The lib was present and the tld.h header (which is missing in libidn 0.3.X
but we only work with libidn 0.4.1 or later) */
#define USE_LIBIDN
#endif
#ifndef SIZEOF_TIME_T
/* assume default size of time_t to be 32 bit */
#define SIZEOF_TIME_T 4
#endif
#define LIBIDN_REQUIRED_VERSION "0.4.1"
#if defined(USE_GNUTLS) || defined(USE_SSLEAY) || defined(USE_NSS) || \
defined(USE_QSOSSL) || defined(USE_POLARSSL) || defined(USE_AXTLS) || \
defined(USE_CYASSL)
#define USE_SSL /* SSL support has been enabled */
#endif
#if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
#define USE_HTTP_NEGOTIATE
#endif
#if !defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_NTLM)
#if defined(USE_SSLEAY) || defined(USE_WINDOWS_SSPI) || \
defined(USE_GNUTLS) || defined(USE_NSS)
#define USE_NTLM
#endif
#endif
/* non-configure builds may define CURL_WANTS_CA_BUNDLE_ENV */
#if defined(CURL_WANTS_CA_BUNDLE_ENV) && !defined(CURL_CA_BUNDLE)
#define CURL_CA_BUNDLE getenv("CURL_CA_BUNDLE")
#endif
/* Define S_ISREG if not defined by system headers, f.e. MSVC */
#if !defined(S_ISREG) && defined(S_IFMT) && defined(S_IFREG)
#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
#endif
/*
* Include macros and defines that should only be processed once.
*/
#ifndef __SETUP_ONCE_H
#include "setup_once.h"
#endif
#endif /* HEADER_CURL_LIB_SETUP_H */
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