mirror of
https://github.com/moparisthebest/curl
synced 2024-11-08 18:45:05 -05:00
f19ace8d33
It turns out some systems rely on the gmtime or gmtime_r to be defined already in the system headers and thus my "precaution" redefining of them only caused trouble. They are now removed.
493 lines
14 KiB
C
493 lines
14 KiB
C
#ifndef __SETUP_ONCE_H
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#define __SETUP_ONCE_H
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/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at http://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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/********************************************************************
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* NOTICE *
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* ======== *
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* *
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* Content of header files lib/setup_once.h and ares/setup_once.h *
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* must be kept in sync. Modify the other one if you change this. *
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* *
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********************************************************************/
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/*
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* Inclusion of common header files.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <ctype.h>
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#include <errno.h>
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef NEED_MALLOC_H
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#include <malloc.h>
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#endif
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#ifdef NEED_MEMORY_H
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#include <memory.h>
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#endif
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#ifdef HAVE_SYS_STAT_H
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#include <sys/stat.h>
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#endif
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#ifdef HAVE_SYS_TIME_H
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#include <sys/time.h>
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#ifdef TIME_WITH_SYS_TIME
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#include <time.h>
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#endif
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#else
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#ifdef HAVE_TIME_H
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#include <time.h>
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#endif
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#endif
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#ifdef WIN32
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#include <io.h>
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#include <fcntl.h>
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#endif
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#ifdef HAVE_STDBOOL_H
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#include <stdbool.h>
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#endif
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/*
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* Definition of timeval struct for platforms that don't have it.
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*/
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#ifndef HAVE_STRUCT_TIMEVAL
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struct timeval {
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long tv_sec;
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long tv_usec;
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};
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#endif
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/*
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* If we have the MSG_NOSIGNAL define, make sure we use
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* it as the fourth argument of function send()
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*/
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#ifdef HAVE_MSG_NOSIGNAL
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#define SEND_4TH_ARG MSG_NOSIGNAL
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#else
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#define SEND_4TH_ARG 0
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#endif
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#if defined(__minix)
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/* Minix doesn't support recv on TCP sockets */
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#define sread(x,y,z) (ssize_t)read((RECV_TYPE_ARG1)(x), \
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(RECV_TYPE_ARG2)(y), \
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(RECV_TYPE_ARG3)(z))
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#elif defined(HAVE_RECV)
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/*
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* The definitions for the return type and arguments types
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* of functions recv() and send() belong and come from the
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* configuration file. Do not define them in any other place.
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*
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* HAVE_RECV is defined if you have a function named recv()
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* which is used to read incoming data from sockets. If your
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* function has another name then don't define HAVE_RECV.
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*
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* If HAVE_RECV is defined then RECV_TYPE_ARG1, RECV_TYPE_ARG2,
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* RECV_TYPE_ARG3, RECV_TYPE_ARG4 and RECV_TYPE_RETV must also
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* be defined.
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*
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* HAVE_SEND is defined if you have a function named send()
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* which is used to write outgoing data on a connected socket.
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* If yours has another name then don't define HAVE_SEND.
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*
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* If HAVE_SEND is defined then SEND_TYPE_ARG1, SEND_QUAL_ARG2,
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* SEND_TYPE_ARG2, SEND_TYPE_ARG3, SEND_TYPE_ARG4 and
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* SEND_TYPE_RETV must also be defined.
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*/
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#if !defined(RECV_TYPE_ARG1) || \
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!defined(RECV_TYPE_ARG2) || \
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!defined(RECV_TYPE_ARG3) || \
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!defined(RECV_TYPE_ARG4) || \
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!defined(RECV_TYPE_RETV)
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/* */
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Error Missing_definition_of_return_and_arguments_types_of_recv
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/* */
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#else
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#define sread(x,y,z) (ssize_t)recv((RECV_TYPE_ARG1)(x), \
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(RECV_TYPE_ARG2)(y), \
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(RECV_TYPE_ARG3)(z), \
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(RECV_TYPE_ARG4)(0))
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#endif
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#else /* HAVE_RECV */
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#ifndef sread
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/* */
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Error Missing_definition_of_macro_sread
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/* */
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#endif
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#endif /* HAVE_RECV */
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#if defined(__minix)
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/* Minix doesn't support send on TCP sockets */
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#define swrite(x,y,z) (ssize_t)write((SEND_TYPE_ARG1)(x), \
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(SEND_TYPE_ARG2)(y), \
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(SEND_TYPE_ARG3)(z))
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#elif defined(HAVE_SEND)
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#if !defined(SEND_TYPE_ARG1) || \
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!defined(SEND_QUAL_ARG2) || \
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!defined(SEND_TYPE_ARG2) || \
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!defined(SEND_TYPE_ARG3) || \
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!defined(SEND_TYPE_ARG4) || \
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!defined(SEND_TYPE_RETV)
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/* */
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Error Missing_definition_of_return_and_arguments_types_of_send
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/* */
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#else
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#define swrite(x,y,z) (ssize_t)send((SEND_TYPE_ARG1)(x), \
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(SEND_TYPE_ARG2)(y), \
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(SEND_TYPE_ARG3)(z), \
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(SEND_TYPE_ARG4)(SEND_4TH_ARG))
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#endif
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#else /* HAVE_SEND */
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#ifndef swrite
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/* */
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Error Missing_definition_of_macro_swrite
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/* */
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#endif
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#endif /* HAVE_SEND */
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#if 0
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#if defined(HAVE_RECVFROM)
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/*
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* Currently recvfrom is only used on udp sockets.
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*/
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#if !defined(RECVFROM_TYPE_ARG1) || \
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!defined(RECVFROM_TYPE_ARG2) || \
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!defined(RECVFROM_TYPE_ARG3) || \
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!defined(RECVFROM_TYPE_ARG4) || \
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!defined(RECVFROM_TYPE_ARG5) || \
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!defined(RECVFROM_TYPE_ARG6) || \
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!defined(RECVFROM_TYPE_RETV)
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/* */
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Error Missing_definition_of_return_and_arguments_types_of_recvfrom
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/* */
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#else
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#define sreadfrom(s,b,bl,f,fl) (ssize_t)recvfrom((RECVFROM_TYPE_ARG1) (s), \
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(RECVFROM_TYPE_ARG2 *)(b), \
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(RECVFROM_TYPE_ARG3) (bl), \
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(RECVFROM_TYPE_ARG4) (0), \
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(RECVFROM_TYPE_ARG5 *)(f), \
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(RECVFROM_TYPE_ARG6 *)(fl))
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#endif
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#else /* HAVE_RECVFROM */
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#ifndef sreadfrom
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/* */
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Error Missing_definition_of_macro_sreadfrom
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/* */
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#endif
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#endif /* HAVE_RECVFROM */
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#ifdef RECVFROM_TYPE_ARG6_IS_VOID
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# define RECVFROM_ARG6_T int
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#else
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# define RECVFROM_ARG6_T RECVFROM_TYPE_ARG6
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#endif
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#endif /* if 0 */
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/*
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* Function-like macro definition used to close a socket.
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*/
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#if defined(HAVE_CLOSESOCKET)
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# define sclose(x) closesocket((x))
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#elif defined(HAVE_CLOSESOCKET_CAMEL)
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# define sclose(x) CloseSocket((x))
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#else
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# define sclose(x) close((x))
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#endif
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/*
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* Uppercase macro versions of ANSI/ISO is*() functions/macros which
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* avoid negative number inputs with argument byte codes > 127.
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*/
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#define ISSPACE(x) (isspace((int) ((unsigned char)x)))
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#define ISDIGIT(x) (isdigit((int) ((unsigned char)x)))
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#define ISALNUM(x) (isalnum((int) ((unsigned char)x)))
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#define ISXDIGIT(x) (isxdigit((int) ((unsigned char)x)))
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#define ISGRAPH(x) (isgraph((int) ((unsigned char)x)))
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#define ISALPHA(x) (isalpha((int) ((unsigned char)x)))
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#define ISPRINT(x) (isprint((int) ((unsigned char)x)))
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#define ISUPPER(x) (isupper((int) ((unsigned char)x)))
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#define ISLOWER(x) (islower((int) ((unsigned char)x)))
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#define ISBLANK(x) (int)((((unsigned char)x) == ' ') || \
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(((unsigned char)x) == '\t'))
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/*
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* 'bool' exists on platforms with <stdbool.h>, i.e. C99 platforms.
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* On non-C99 platforms there's no bool, so define an enum for that.
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* On C99 platforms 'false' and 'true' also exist. Enum uses a
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* global namespace though, so use bool_false and bool_true.
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*/
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#ifndef HAVE_BOOL_T
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typedef enum {
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bool_false = 0,
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bool_true = 1
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} bool;
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/*
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* Use a define to let 'true' and 'false' use those enums. There
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* are currently no use of true and false in libcurl proper, but
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* there are some in the examples. This will cater for any later
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* code happening to use true and false.
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*/
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# define false bool_false
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# define true bool_true
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# define HAVE_BOOL_T
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#endif
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/*
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* Redefine TRUE and FALSE too, to catch current use. With this
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* change, 'bool found = 1' will give a warning on MIPSPro, but
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* 'bool found = TRUE' will not. Change tested on IRIX/MIPSPro,
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* AIX 5.1/Xlc, Tru64 5.1/cc, w/make test too.
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*/
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#ifndef TRUE
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#define TRUE true
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#endif
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#ifndef FALSE
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#define FALSE false
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#endif
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/*
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* Typedef to 'int' if sig_atomic_t is not an available 'typedefed' type.
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*/
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#ifndef HAVE_SIG_ATOMIC_T
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typedef int sig_atomic_t;
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#define HAVE_SIG_ATOMIC_T
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#endif
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/*
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* Convenience SIG_ATOMIC_T definition
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*/
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#ifdef HAVE_SIG_ATOMIC_T_VOLATILE
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#define SIG_ATOMIC_T static sig_atomic_t
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#else
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#define SIG_ATOMIC_T static volatile sig_atomic_t
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#endif
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/*
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* Default return type for signal handlers.
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*/
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#ifndef RETSIGTYPE
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#define RETSIGTYPE void
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#endif
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/*
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* Macro used to include code only in debug builds.
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*/
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#ifdef DEBUGBUILD
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#define DEBUGF(x) x
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#else
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#define DEBUGF(x) do { } while (0)
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#endif
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/*
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* Macro used to include assertion code only in debug builds.
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*/
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#if defined(DEBUGBUILD) && defined(HAVE_ASSERT_H)
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#define DEBUGASSERT(x) assert(x)
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#else
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#define DEBUGASSERT(x) do { } while (0)
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#endif
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/*
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* Macro SOCKERRNO / SET_SOCKERRNO() returns / sets the *socket-related* errno
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* (or equivalent) on this platform to hide platform details to code using it.
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*/
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#ifdef USE_WINSOCK
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#define SOCKERRNO ((int)WSAGetLastError())
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#define SET_SOCKERRNO(x) (WSASetLastError((int)(x)))
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#else
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#define SOCKERRNO (errno)
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#define SET_SOCKERRNO(x) (errno = (x))
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#endif
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/*
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* Macro ERRNO / SET_ERRNO() returns / sets the NOT *socket-related* errno
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* (or equivalent) on this platform to hide platform details to code using it.
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*/
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#ifdef WIN32
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#define ERRNO ((int)GetLastError())
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#define SET_ERRNO(x) (SetLastError((DWORD)(x)))
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#else
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#define ERRNO (errno)
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#define SET_ERRNO(x) (errno = (x))
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#endif
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/*
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* Portable error number symbolic names defined to Winsock error codes.
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*/
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#ifdef USE_WINSOCK
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#undef EBADF /* override definition in errno.h */
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#define EBADF WSAEBADF
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#undef EINTR /* override definition in errno.h */
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#define EINTR WSAEINTR
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#undef EINVAL /* override definition in errno.h */
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#define EINVAL WSAEINVAL
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#undef EWOULDBLOCK /* override definition in errno.h */
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#define EWOULDBLOCK WSAEWOULDBLOCK
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#undef EINPROGRESS /* override definition in errno.h */
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#define EINPROGRESS WSAEINPROGRESS
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#undef EALREADY /* override definition in errno.h */
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#define EALREADY WSAEALREADY
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#undef ENOTSOCK /* override definition in errno.h */
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#define ENOTSOCK WSAENOTSOCK
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#undef EDESTADDRREQ /* override definition in errno.h */
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#define EDESTADDRREQ WSAEDESTADDRREQ
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#undef EMSGSIZE /* override definition in errno.h */
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#define EMSGSIZE WSAEMSGSIZE
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#undef EPROTOTYPE /* override definition in errno.h */
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#define EPROTOTYPE WSAEPROTOTYPE
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#undef ENOPROTOOPT /* override definition in errno.h */
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#define ENOPROTOOPT WSAENOPROTOOPT
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#undef EPROTONOSUPPORT /* override definition in errno.h */
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#define EPROTONOSUPPORT WSAEPROTONOSUPPORT
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#define ESOCKTNOSUPPORT WSAESOCKTNOSUPPORT
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#undef EOPNOTSUPP /* override definition in errno.h */
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#define EOPNOTSUPP WSAEOPNOTSUPP
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#define EPFNOSUPPORT WSAEPFNOSUPPORT
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#undef EAFNOSUPPORT /* override definition in errno.h */
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#define EAFNOSUPPORT WSAEAFNOSUPPORT
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#undef EADDRINUSE /* override definition in errno.h */
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#define EADDRINUSE WSAEADDRINUSE
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#undef EADDRNOTAVAIL /* override definition in errno.h */
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#define EADDRNOTAVAIL WSAEADDRNOTAVAIL
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#undef ENETDOWN /* override definition in errno.h */
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#define ENETDOWN WSAENETDOWN
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#undef ENETUNREACH /* override definition in errno.h */
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#define ENETUNREACH WSAENETUNREACH
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#undef ENETRESET /* override definition in errno.h */
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#define ENETRESET WSAENETRESET
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#undef ECONNABORTED /* override definition in errno.h */
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#define ECONNABORTED WSAECONNABORTED
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#undef ECONNRESET /* override definition in errno.h */
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#define ECONNRESET WSAECONNRESET
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#undef ENOBUFS /* override definition in errno.h */
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#define ENOBUFS WSAENOBUFS
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#undef EISCONN /* override definition in errno.h */
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#define EISCONN WSAEISCONN
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#undef ENOTCONN /* override definition in errno.h */
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#define ENOTCONN WSAENOTCONN
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#define ESHUTDOWN WSAESHUTDOWN
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#define ETOOMANYREFS WSAETOOMANYREFS
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#undef ETIMEDOUT /* override definition in errno.h */
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#define ETIMEDOUT WSAETIMEDOUT
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#undef ECONNREFUSED /* override definition in errno.h */
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#define ECONNREFUSED WSAECONNREFUSED
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#undef ELOOP /* override definition in errno.h */
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#define ELOOP WSAELOOP
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#ifndef ENAMETOOLONG /* possible previous definition in errno.h */
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#define ENAMETOOLONG WSAENAMETOOLONG
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#endif
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#define EHOSTDOWN WSAEHOSTDOWN
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#undef EHOSTUNREACH /* override definition in errno.h */
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#define EHOSTUNREACH WSAEHOSTUNREACH
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#ifndef ENOTEMPTY /* possible previous definition in errno.h */
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#define ENOTEMPTY WSAENOTEMPTY
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#endif
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#define EPROCLIM WSAEPROCLIM
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#define EUSERS WSAEUSERS
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#define EDQUOT WSAEDQUOT
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#define ESTALE WSAESTALE
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#define EREMOTE WSAEREMOTE
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#endif
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/*
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* Actually use __32_getpwuid() on 64-bit VMS builds for getpwuid()
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*/
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#if defined(__VMS) && \
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defined(__INITIAL_POINTER_SIZE) && (__INITIAL_POINTER_SIZE == 64)
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#define getpwuid __32_getpwuid
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#endif
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/*
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* Macro argv_item_t hides platform details to code using it.
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*/
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#ifdef __VMS
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#define argv_item_t __char_ptr32
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#else
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#define argv_item_t char *
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#endif
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/*
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* We use this ZERO_NULL to avoid picky compiler warnings,
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* when assigning a NULL pointer to a function pointer var.
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*/
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#define ZERO_NULL 0
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#endif /* __SETUP_ONCE_H */
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