/*************************************************************************** * _ _ ____ _ * Project ___| | | | _ \| | * / __| | | | |_) | | * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * * Copyright (C) 1998 - 2022, Daniel Stenberg, , 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 https://curl.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. * * SPDX-License-Identifier: curl * ***************************************************************************/ #ifdef TIME_WITH_SYS_TIME /* Time with sys/time test */ #include #include #include int main () { if ((struct tm *) 0) return 0; ; return 0; } #endif #ifdef HAVE_FCNTL_O_NONBLOCK /* headers for FCNTL_O_NONBLOCK test */ #include #include #include /* */ #if defined(sun) || defined(__sun__) || \ defined(__SUNPRO_C) || defined(__SUNPRO_CC) # if defined(__SVR4) || defined(__srv4__) # define PLATFORM_SOLARIS # else # define PLATFORM_SUNOS4 # endif #endif #if (defined(_AIX) || defined(__xlC__)) && !defined(_AIX41) # define PLATFORM_AIX_V3 #endif /* */ #if defined(PLATFORM_SUNOS4) || defined(PLATFORM_AIX_V3) #error "O_NONBLOCK does not work on this platform" #endif int main () { /* O_NONBLOCK source test */ int flags = 0; if(0 != fcntl(0, F_SETFL, flags | O_NONBLOCK)) return 1; return 0; } #endif /* tests for gethostbyname_r */ #if defined(HAVE_GETHOSTBYNAME_R_3_REENTRANT) || \ defined(HAVE_GETHOSTBYNAME_R_5_REENTRANT) || \ defined(HAVE_GETHOSTBYNAME_R_6_REENTRANT) # define _REENTRANT /* no idea whether _REENTRANT is always set, just invent a new flag */ # define TEST_GETHOSTBYFOO_REENTRANT #endif #if defined(HAVE_GETHOSTBYNAME_R_3) || \ defined(HAVE_GETHOSTBYNAME_R_5) || \ defined(HAVE_GETHOSTBYNAME_R_6) || \ defined(TEST_GETHOSTBYFOO_REENTRANT) #include #include int main(void) { char *address = "example.com"; int length = 0; int type = 0; struct hostent h; int rc = 0; #if defined(HAVE_GETHOSTBYNAME_R_3) || \ defined(HAVE_GETHOSTBYNAME_R_3_REENTRANT) struct hostent_data hdata; #elif defined(HAVE_GETHOSTBYNAME_R_5) || \ defined(HAVE_GETHOSTBYNAME_R_5_REENTRANT) || \ defined(HAVE_GETHOSTBYNAME_R_6) || \ defined(HAVE_GETHOSTBYNAME_R_6_REENTRANT) char buffer[8192]; int h_errnop; struct hostent *hp; #endif #if defined(HAVE_GETHOSTBYNAME_R_3) || \ defined(HAVE_GETHOSTBYNAME_R_3_REENTRANT) rc = gethostbyname_r(address, &h, &hdata); #elif defined(HAVE_GETHOSTBYNAME_R_5) || \ defined(HAVE_GETHOSTBYNAME_R_5_REENTRANT) rc = gethostbyname_r(address, &h, buffer, 8192, &h_errnop); (void)hp; /* not used for test */ #elif defined(HAVE_GETHOSTBYNAME_R_6) || \ defined(HAVE_GETHOSTBYNAME_R_6_REENTRANT) rc = gethostbyname_r(address, &h, buffer, 8192, &hp, &h_errnop); #endif (void)length; (void)type; (void)rc; return 0; } #endif #ifdef HAVE_SOCKLEN_T #ifdef _WIN32 #include #else #include #include #endif int main () { if ((socklen_t *) 0) return 0; if (sizeof (socklen_t)) return 0; ; return 0; } #endif #ifdef HAVE_IN_ADDR_T #include #include #include int main () { if ((in_addr_t *) 0) return 0; if (sizeof (in_addr_t)) return 0; ; return 0; } #endif #ifdef HAVE_BOOL_T #ifdef HAVE_SYS_TYPES_H #include #endif #ifdef HAVE_STDBOOL_H #include #endif int main () { if (sizeof (bool *) ) return 0; ; return 0; } #endif #ifdef STDC_HEADERS #include #include #include #include int main() { return 0; } #endif #ifdef HAVE_GETADDRINFO #include #include #include int main(void) { struct addrinfo hints, *ai; int error; memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_UNSPEC; hints.ai_socktype = SOCK_STREAM; #ifndef getaddrinfo (void)getaddrinfo; #endif error = getaddrinfo("127.0.0.1", "8080", &hints, &ai); if (error) { return 1; } return 0; } #endif #ifdef HAVE_FILE_OFFSET_BITS #ifdef _FILE_OFFSET_BITS #undef _FILE_OFFSET_BITS #endif #define _FILE_OFFSET_BITS 64 #include /* Check that off_t can represent 2**63 - 1 correctly. We can't simply define LARGE_OFF_T to be 9223372036854775807, since some C++ compilers masquerading as C compilers incorrectly reject 9223372036854775807. */ #define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 && LARGE_OFF_T % 2147483647 == 1) ? 1 : -1]; int main () { ; return 0; } #endif #ifdef HAVE_IOCTLSOCKET /* includes start */ #ifdef HAVE_WINDOWS_H # ifndef WIN32_LEAN_AND_MEAN # define WIN32_LEAN_AND_MEAN # endif # include # ifdef HAVE_WINSOCK2_H # include # endif #endif int main () { /* ioctlsocket source code */ int socket; unsigned long flags = ioctlsocket(socket, FIONBIO, &flags); ; return 0; } #endif #ifdef HAVE_IOCTLSOCKET_CAMEL /* includes start */ #ifdef HAVE_WINDOWS_H # ifndef WIN32_LEAN_AND_MEAN # define WIN32_LEAN_AND_MEAN # endif # include # ifdef HAVE_WINSOCK2_H # include # endif #endif int main () { /* IoctlSocket source code */ if(0 != IoctlSocket(0, 0, 0)) return 1; ; return 0; } #endif #ifdef HAVE_IOCTLSOCKET_CAMEL_FIONBIO /* includes start */ #ifdef HAVE_WINDOWS_H # ifndef WIN32_LEAN_AND_MEAN # define WIN32_LEAN_AND_MEAN # endif # include # ifdef HAVE_WINSOCK2_H # include # endif #endif int main () { /* IoctlSocket source code */ long flags = 0; if(0 != IoctlSocket(0, FIONBIO, &flags)) return 1; ; return 0; } #endif #ifdef HAVE_IOCTLSOCKET_FIONBIO /* includes start */ #ifdef HAVE_WINDOWS_H # ifndef WIN32_LEAN_AND_MEAN # define WIN32_LEAN_AND_MEAN # endif # include # ifdef HAVE_WINSOCK2_H # include # endif #endif int main () { int flags = 0; if(0 != ioctlsocket(0, FIONBIO, &flags)) return 1; ; return 0; } #endif #ifdef HAVE_IOCTL_FIONBIO /* headers for FIONBIO test */ /* includes start */ #ifdef HAVE_SYS_TYPES_H # include #endif #ifdef HAVE_UNISTD_H # include #endif #ifdef HAVE_SYS_SOCKET_H # include #endif #ifdef HAVE_SYS_IOCTL_H # include #endif #ifdef HAVE_STROPTS_H # include #endif int main () { int flags = 0; if(0 != ioctl(0, FIONBIO, &flags)) return 1; ; return 0; } #endif #ifdef HAVE_IOCTL_SIOCGIFADDR /* headers for FIONBIO test */ /* includes start */ #ifdef HAVE_SYS_TYPES_H # include #endif #ifdef HAVE_UNISTD_H # include #endif #ifdef HAVE_SYS_SOCKET_H # include #endif #ifdef HAVE_SYS_IOCTL_H # include #endif #ifdef HAVE_STROPTS_H # include #endif #include int main () { struct ifreq ifr; if(0 != ioctl(0, SIOCGIFADDR, &ifr)) return 1; ; return 0; } #endif #ifdef HAVE_SETSOCKOPT_SO_NONBLOCK /* includes start */ #ifdef HAVE_WINDOWS_H # ifndef WIN32_LEAN_AND_MEAN # define WIN32_LEAN_AND_MEAN # endif # include # ifdef HAVE_WINSOCK2_H # include # endif #endif /* includes start */ #ifdef HAVE_SYS_TYPES_H # include #endif #ifdef HAVE_SYS_SOCKET_H # include #endif /* includes end */ int main () { if(0 != setsockopt(0, SOL_SOCKET, SO_NONBLOCK, 0, 0)) return 1; ; return 0; } #endif #ifdef HAVE_GLIBC_STRERROR_R #include #include void check(char c) {} int main () { char buffer[1024]; /* This will not compile if strerror_r does not return a char* */ check(strerror_r(EACCES, buffer, sizeof(buffer))[0]); return 0; } #endif #ifdef HAVE_POSIX_STRERROR_R #include #include /* float, because a pointer can't be implicitly cast to float */ void check(float f) {} int main () { char buffer[1024]; /* This will not compile if strerror_r does not return an int */ check(strerror_r(EACCES, buffer, sizeof(buffer))); return 0; } #endif #ifdef HAVE_FSETXATTR_6 #include /* header from libc, not from libattr */ int main() { fsetxattr(0, 0, 0, 0, 0, 0); return 0; } #endif #ifdef HAVE_FSETXATTR_5 #include /* header from libc, not from libattr */ int main() { fsetxattr(0, 0, 0, 0, 0); return 0; } #endif #ifdef HAVE_CLOCK_GETTIME_MONOTONIC #include 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