mirror of
https://github.com/moparisthebest/curl
synced 2024-12-23 08:38:49 -05:00
812fce9dcf
This was previously defined by the obsolete AC_TYPE_SIGNAL macro,
which was removed in 2682e5f5. The deprecation text says
> Your code may safely assume C89 semantics that RETSIGTYPE is void.
So, remove it and just use void instead.
Closes #6861
600 lines
12 KiB
C
600 lines
12 KiB
C
/***************************************************************************
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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 - 2021, 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 https://curl.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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#ifdef TIME_WITH_SYS_TIME
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/* Time with sys/time test */
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#include <sys/types.h>
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#include <sys/time.h>
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#include <time.h>
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int
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main ()
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{
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if ((struct tm *) 0)
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return 0;
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;
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return 0;
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}
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#endif
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#ifdef HAVE_FCNTL_O_NONBLOCK
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/* headers for FCNTL_O_NONBLOCK test */
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#include <sys/types.h>
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#include <unistd.h>
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#include <fcntl.h>
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/* */
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#if defined(sun) || defined(__sun__) || \
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defined(__SUNPRO_C) || defined(__SUNPRO_CC)
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# if defined(__SVR4) || defined(__srv4__)
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# define PLATFORM_SOLARIS
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# else
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# define PLATFORM_SUNOS4
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# endif
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#endif
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#if (defined(_AIX) || defined(__xlC__)) && !defined(_AIX41)
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# define PLATFORM_AIX_V3
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#endif
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/* */
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#if defined(PLATFORM_SUNOS4) || defined(PLATFORM_AIX_V3) || defined(__BEOS__)
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#error "O_NONBLOCK does not work on this platform"
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#endif
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int
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main ()
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{
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/* O_NONBLOCK source test */
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int flags = 0;
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if(0 != fcntl(0, F_SETFL, flags | O_NONBLOCK))
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return 1;
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return 0;
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}
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#endif
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/* tests for gethostbyaddr_r or gethostbyname_r */
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#if defined(HAVE_GETHOSTBYADDR_R_5_REENTRANT) || \
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defined(HAVE_GETHOSTBYADDR_R_7_REENTRANT) || \
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defined(HAVE_GETHOSTBYADDR_R_8_REENTRANT) || \
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defined(HAVE_GETHOSTBYNAME_R_3_REENTRANT) || \
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defined(HAVE_GETHOSTBYNAME_R_5_REENTRANT) || \
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defined(HAVE_GETHOSTBYNAME_R_6_REENTRANT)
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# define _REENTRANT
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/* no idea whether _REENTRANT is always set, just invent a new flag */
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# define TEST_GETHOSTBYFOO_REENTRANT
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#endif
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#if defined(HAVE_GETHOSTBYADDR_R_5) || \
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defined(HAVE_GETHOSTBYADDR_R_7) || \
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defined(HAVE_GETHOSTBYADDR_R_8) || \
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defined(HAVE_GETHOSTBYNAME_R_3) || \
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defined(HAVE_GETHOSTBYNAME_R_5) || \
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defined(HAVE_GETHOSTBYNAME_R_6) || \
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defined(TEST_GETHOSTBYFOO_REENTRANT)
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#include <sys/types.h>
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#include <netdb.h>
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int main(void)
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{
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char *address = "example.com";
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int length = 0;
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int type = 0;
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struct hostent h;
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int rc = 0;
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#if defined(HAVE_GETHOSTBYADDR_R_5) || \
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defined(HAVE_GETHOSTBYADDR_R_5_REENTRANT) || \
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\
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defined(HAVE_GETHOSTBYNAME_R_3) || \
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defined(HAVE_GETHOSTBYNAME_R_3_REENTRANT)
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struct hostent_data hdata;
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#elif defined(HAVE_GETHOSTBYADDR_R_7) || \
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defined(HAVE_GETHOSTBYADDR_R_7_REENTRANT) || \
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defined(HAVE_GETHOSTBYADDR_R_8) || \
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defined(HAVE_GETHOSTBYADDR_R_8_REENTRANT) || \
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\
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defined(HAVE_GETHOSTBYNAME_R_5) || \
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defined(HAVE_GETHOSTBYNAME_R_5_REENTRANT) || \
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defined(HAVE_GETHOSTBYNAME_R_6) || \
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defined(HAVE_GETHOSTBYNAME_R_6_REENTRANT)
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char buffer[8192];
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int h_errnop;
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struct hostent *hp;
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#endif
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#ifndef gethostbyaddr_r
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(void)gethostbyaddr_r;
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#endif
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#if defined(HAVE_GETHOSTBYADDR_R_5) || \
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defined(HAVE_GETHOSTBYADDR_R_5_REENTRANT)
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rc = gethostbyaddr_r(address, length, type, &h, &hdata);
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(void)rc;
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#elif defined(HAVE_GETHOSTBYADDR_R_7) || \
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defined(HAVE_GETHOSTBYADDR_R_7_REENTRANT)
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hp = gethostbyaddr_r(address, length, type, &h, buffer, 8192, &h_errnop);
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(void)hp;
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#elif defined(HAVE_GETHOSTBYADDR_R_8) || \
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defined(HAVE_GETHOSTBYADDR_R_8_REENTRANT)
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rc = gethostbyaddr_r(address, length, type, &h, buffer, 8192, &hp, &h_errnop);
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(void)rc;
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#endif
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#if defined(HAVE_GETHOSTBYNAME_R_3) || \
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defined(HAVE_GETHOSTBYNAME_R_3_REENTRANT)
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rc = gethostbyname_r(address, &h, &hdata);
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#elif defined(HAVE_GETHOSTBYNAME_R_5) || \
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defined(HAVE_GETHOSTBYNAME_R_5_REENTRANT)
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rc = gethostbyname_r(address, &h, buffer, 8192, &h_errnop);
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(void)hp; /* not used for test */
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#elif defined(HAVE_GETHOSTBYNAME_R_6) || \
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defined(HAVE_GETHOSTBYNAME_R_6_REENTRANT)
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rc = gethostbyname_r(address, &h, buffer, 8192, &hp, &h_errnop);
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#endif
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(void)length;
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(void)type;
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(void)rc;
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return 0;
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}
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#endif
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#ifdef HAVE_SOCKLEN_T
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#ifdef _WIN32
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#include <ws2tcpip.h>
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#else
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#include <sys/types.h>
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#include <sys/socket.h>
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#endif
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int
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main ()
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{
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if ((socklen_t *) 0)
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return 0;
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if (sizeof (socklen_t))
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return 0;
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;
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return 0;
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}
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#endif
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#ifdef HAVE_IN_ADDR_T
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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int
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main ()
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{
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if ((in_addr_t *) 0)
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return 0;
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if (sizeof (in_addr_t))
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return 0;
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;
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return 0;
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}
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#endif
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#ifdef HAVE_BOOL_T
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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 HAVE_STDBOOL_H
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#include <stdbool.h>
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#endif
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int
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main ()
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{
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if (sizeof (bool *) )
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return 0;
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;
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return 0;
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}
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#endif
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#ifdef STDC_HEADERS
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <float.h>
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int main() { return 0; }
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#endif
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#ifdef HAVE_INET_NTOA_R_DECL
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#include <arpa/inet.h>
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typedef void (*func_type)();
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int main()
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{
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#ifndef inet_ntoa_r
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func_type func;
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func = (func_type)inet_ntoa_r;
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(void)func;
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#endif
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return 0;
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}
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#endif
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#ifdef HAVE_INET_NTOA_R_DECL_REENTRANT
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#define _REENTRANT
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#include <arpa/inet.h>
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typedef void (*func_type)();
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int main()
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{
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#ifndef inet_ntoa_r
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func_type func;
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func = (func_type)&inet_ntoa_r;
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(void)func;
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#endif
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return 0;
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}
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#endif
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#ifdef HAVE_GETADDRINFO
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#include <netdb.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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int main(void) {
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struct addrinfo hints, *ai;
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int error;
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memset(&hints, 0, sizeof(hints));
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hints.ai_family = AF_UNSPEC;
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hints.ai_socktype = SOCK_STREAM;
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#ifndef getaddrinfo
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(void)getaddrinfo;
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#endif
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error = getaddrinfo("127.0.0.1", "8080", &hints, &ai);
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if (error) {
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return 1;
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}
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return 0;
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}
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#endif
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#ifdef HAVE_FILE_OFFSET_BITS
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#ifdef _FILE_OFFSET_BITS
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#undef _FILE_OFFSET_BITS
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#endif
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#define _FILE_OFFSET_BITS 64
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#include <sys/types.h>
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/* Check that off_t can represent 2**63 - 1 correctly.
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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int main () { ; return 0; }
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#endif
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#ifdef HAVE_IOCTLSOCKET
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/* includes start */
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#ifdef HAVE_WINDOWS_H
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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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# 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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int
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main ()
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{
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/* ioctlsocket source code */
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int socket;
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unsigned long flags = ioctlsocket(socket, FIONBIO, &flags);
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;
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return 0;
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}
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#endif
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#ifdef HAVE_IOCTLSOCKET_CAMEL
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/* includes start */
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#ifdef HAVE_WINDOWS_H
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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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# 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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int
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main ()
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{
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/* IoctlSocket source code */
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if(0 != IoctlSocket(0, 0, 0))
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return 1;
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;
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return 0;
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}
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#endif
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#ifdef HAVE_IOCTLSOCKET_CAMEL_FIONBIO
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/* includes start */
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#ifdef HAVE_WINDOWS_H
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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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# 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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int
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main ()
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{
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/* IoctlSocket source code */
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long flags = 0;
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if(0 != ioctlsocket(0, FIONBIO, &flags))
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return 1;
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;
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return 0;
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}
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#endif
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#ifdef HAVE_IOCTLSOCKET_FIONBIO
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/* includes start */
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#ifdef HAVE_WINDOWS_H
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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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# 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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int
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main ()
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{
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int flags = 0;
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if(0 != ioctlsocket(0, FIONBIO, &flags))
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return 1;
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;
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return 0;
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}
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#endif
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#ifdef HAVE_IOCTL_FIONBIO
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/* headers for FIONBIO test */
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/* includes start */
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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 HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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#ifdef HAVE_SYS_IOCTL_H
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# include <sys/ioctl.h>
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#endif
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#ifdef HAVE_STROPTS_H
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# include <stropts.h>
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#endif
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int
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main ()
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{
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int flags = 0;
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if(0 != ioctl(0, FIONBIO, &flags))
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return 1;
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;
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return 0;
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}
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#endif
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#ifdef HAVE_IOCTL_SIOCGIFADDR
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/* headers for FIONBIO test */
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/* includes start */
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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 HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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#ifdef HAVE_SYS_IOCTL_H
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# include <sys/ioctl.h>
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|
#endif
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#ifdef HAVE_STROPTS_H
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# include <stropts.h>
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#endif
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#include <net/if.h>
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|
|
int
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main ()
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|
{
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struct ifreq ifr;
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if(0 != ioctl(0, SIOCGIFADDR, &ifr))
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return 1;
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;
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return 0;
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}
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#endif
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#ifdef HAVE_SETSOCKOPT_SO_NONBLOCK
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/* includes start */
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|
#ifdef HAVE_WINDOWS_H
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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>
|
|
# ifdef HAVE_WINSOCK2_H
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# include <winsock2.h>
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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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|
/* includes start */
|
|
#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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|
#endif
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/* includes end */
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|
|
int
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main ()
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{
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if(0 != setsockopt(0, SOL_SOCKET, SO_NONBLOCK, 0, 0))
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return 1;
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;
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return 0;
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}
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#endif
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|
#ifdef HAVE_GLIBC_STRERROR_R
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|
#include <string.h>
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|
#include <errno.h>
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|
|
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void check(char c) {}
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|
|
|
int
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|
main () {
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|
char buffer[1024];
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|
/* This will not compile if strerror_r does not return a char* */
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|
check(strerror_r(EACCES, buffer, sizeof(buffer))[0]);
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|
return 0;
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}
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|
#endif
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|
#ifdef HAVE_POSIX_STRERROR_R
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|
#include <string.h>
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|
#include <errno.h>
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|
|
/* float, because a pointer can't be implicitly cast to float */
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|
void check(float f) {}
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|
|
int
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|
main () {
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|
char buffer[1024];
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|
/* This will not compile if strerror_r does not return an int */
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check(strerror_r(EACCES, buffer, sizeof(buffer)));
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return 0;
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}
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|
#endif
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|
#ifdef HAVE_FSETXATTR_6
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|
#include <sys/xattr.h> /* header from libc, not from libattr */
|
|
int
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|
main() {
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|
fsetxattr(0, 0, 0, 0, 0, 0);
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|
return 0;
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|
}
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|
#endif
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|
#ifdef HAVE_FSETXATTR_5
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|
#include <sys/xattr.h> /* header from libc, not from libattr */
|
|
int
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|
main() {
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|
fsetxattr(0, 0, 0, 0, 0);
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|
return 0;
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|
}
|
|
#endif
|
|
#ifdef HAVE_CLOCK_GETTIME_MONOTONIC
|
|
#include <time.h>
|
|
int
|
|
main() {
|
|
struct timespec ts = {0, 0};
|
|
clock_gettime(CLOCK_MONOTONIC, &ts);
|
|
return 0;
|
|
}
|
|
#endif
|
|
#ifdef HAVE_BUILTIN_AVAILABLE
|
|
int
|
|
main() {
|
|
if(__builtin_available(macOS 10.12, *)) {}
|
|
return 0;
|
|
}
|
|
#endif
|
|
#ifdef HAVE_VARIADIC_MACROS_C99
|
|
#define c99_vmacro3(first, ...) fun3(first, __VA_ARGS__)
|
|
#define c99_vmacro2(first, ...) fun2(first, __VA_ARGS__)
|
|
|
|
int fun3(int arg1, int arg2, int arg3);
|
|
int fun2(int arg1, int arg2);
|
|
|
|
int fun3(int arg1, int arg2, int arg3) {
|
|
return arg1 + arg2 + arg3;
|
|
}
|
|
int fun2(int arg1, int arg2) {
|
|
return arg1 + arg2;
|
|
}
|
|
|
|
int
|
|
main() {
|
|
int res3 = c99_vmacro3(1, 2, 3);
|
|
int res2 = c99_vmacro2(1, 2);
|
|
(void)res3;
|
|
(void)res2;
|
|
return 0;
|
|
}
|
|
#endif
|
|
#ifdef HAVE_VARIADIC_MACROS_GCC
|
|
#define gcc_vmacro3(first, args...) fun3(first, args)
|
|
#define gcc_vmacro2(first, args...) fun2(first, args)
|
|
|
|
int fun3(int arg1, int arg2, int arg3);
|
|
int fun2(int arg1, int arg2);
|
|
|
|
int fun3(int arg1, int arg2, int arg3) {
|
|
return arg1 + arg2 + arg3;
|
|
}
|
|
int fun2(int arg1, int arg2) {
|
|
return arg1 + arg2;
|
|
}
|
|
|
|
int
|
|
main() {
|
|
int res3 = gcc_vmacro3(1, 2, 3);
|
|
int res2 = gcc_vmacro2(1, 2);
|
|
(void)res3;
|
|
(void)res2;
|
|
return 0;
|
|
}
|
|
#endif
|