| /* Distributed under the OSI-approved BSD 3-Clause License. See accompanying |
| file Copyright.txt or https://cmake.org/licensing#kwsys for details. */ |
| #ifdef TEST_KWSYS_CXX_HAS_CSTDIO |
| # include <cstdio> |
| int main() |
| { |
| return 0; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_LONG_LONG |
| long long f(long long n) |
| { |
| return n; |
| } |
| int main() |
| { |
| long long n = 0; |
| return static_cast<int>(f(n)); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS___INT64 |
| __int64 f(__int64 n) |
| { |
| return n; |
| } |
| int main() |
| { |
| __int64 n = 0; |
| return static_cast<int>(f(n)); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_STAT_HAS_ST_MTIM |
| # include <sys/types.h> |
| |
| # include <sys/stat.h> |
| # include <unistd.h> |
| int main() |
| { |
| struct stat stat1; |
| (void)stat1.st_mtim.tv_sec; |
| (void)stat1.st_mtim.tv_nsec; |
| return 0; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_STAT_HAS_ST_MTIMESPEC |
| # include <sys/types.h> |
| |
| # include <sys/stat.h> |
| # include <unistd.h> |
| int main() |
| { |
| struct stat stat1; |
| (void)stat1.st_mtimespec.tv_sec; |
| (void)stat1.st_mtimespec.tv_nsec; |
| return 0; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_SAME_LONG_AND___INT64 |
| void function(long**) |
| { |
| } |
| int main() |
| { |
| __int64** p = 0; |
| function(p); |
| return 0; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_SAME_LONG_LONG_AND___INT64 |
| void function(long long**) |
| { |
| } |
| int main() |
| { |
| __int64** p = 0; |
| function(p); |
| return 0; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_IOS_HAS_ISTREAM_LONG_LONG |
| # include <iostream> |
| int test_istream(std::istream& is, long long& x) |
| { |
| return (is >> x) ? 1 : 0; |
| } |
| int main() |
| { |
| long long x = 0; |
| return test_istream(std::cin, x); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_IOS_HAS_OSTREAM_LONG_LONG |
| # include <iostream> |
| int test_ostream(std::ostream& os, long long x) |
| { |
| return (os << x) ? 1 : 0; |
| } |
| int main() |
| { |
| long long x = 0; |
| return test_ostream(std::cout, x); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_IOS_HAS_ISTREAM___INT64 |
| # include <iostream> |
| int test_istream(std::istream& is, __int64& x) |
| { |
| return (is >> x) ? 1 : 0; |
| } |
| int main() |
| { |
| __int64 x = 0; |
| return test_istream(std::cin, x); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_IOS_HAS_OSTREAM___INT64 |
| # include <iostream> |
| int test_ostream(std::ostream& os, __int64 x) |
| { |
| return (os << x) ? 1 : 0; |
| } |
| int main() |
| { |
| __int64 x = 0; |
| return test_ostream(std::cout, x); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_SETENV |
| # include <stdlib.h> |
| int main() |
| { |
| return setenv("A", "B", 1); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_UNSETENV |
| # include <stdlib.h> |
| int main() |
| { |
| unsetenv("A"); |
| return 0; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_ENVIRON_IN_STDLIB_H |
| # include <stdlib.h> |
| int main() |
| { |
| char* e = environ[0]; |
| return e ? 0 : 1; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_GETLOADAVG |
| // Match feature definitions from SystemInformation.cxx |
| # if (defined(__GNUC__) || defined(__PGI)) && !defined(_GNU_SOURCE) |
| # define _GNU_SOURCE |
| # endif |
| # include <stdlib.h> |
| int main() |
| { |
| double loadavg[3] = { 0.0, 0.0, 0.0 }; |
| return getloadavg(loadavg, 3); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_RLIMIT64 |
| # include <sys/resource.h> |
| int main() |
| { |
| struct rlimit64 rlim; |
| return getrlimit64(0, &rlim); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_ATOLL |
| # include <stdlib.h> |
| int main() |
| { |
| const char* str = "1024"; |
| return static_cast<int>(atoll(str)); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_ATOL |
| # include <stdlib.h> |
| int main() |
| { |
| const char* str = "1024"; |
| return static_cast<int>(atol(str)); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS__ATOI64 |
| # include <stdlib.h> |
| int main() |
| { |
| const char* str = "1024"; |
| return static_cast<int>(_atoi64(str)); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_UTIMES |
| # include <sys/time.h> |
| int main() |
| { |
| struct timeval* current_time = 0; |
| return utimes("/example", current_time); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_UTIMENSAT |
| # include <fcntl.h> |
| # include <sys/stat.h> |
| # if defined(__APPLE__) |
| # include <AvailabilityMacros.h> |
| # if MAC_OS_X_VERSION_MIN_REQUIRED < 101300 |
| # error "utimensat not available on macOS < 10.13" |
| # endif |
| # endif |
| int main() |
| { |
| struct timespec times[2] = { { 0, UTIME_OMIT }, { 0, UTIME_NOW } }; |
| return utimensat(AT_FDCWD, "/example", times, AT_SYMLINK_NOFOLLOW); |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_BACKTRACE |
| # if defined(__PATHSCALE__) || defined(__PATHCC__) || \ |
| (defined(__LSB_VERSION__) && (__LSB_VERSION__ < 41)) |
| backtrace does not work with this compiler or os |
| # endif |
| # if (defined(__GNUC__) || defined(__PGI)) && !defined(_GNU_SOURCE) |
| # define _GNU_SOURCE |
| # endif |
| # include <execinfo.h> |
| int main() |
| { |
| void* stackSymbols[256]; |
| backtrace(stackSymbols, 256); |
| backtrace_symbols(&stackSymbols[0], 1); |
| return 0; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_DLADDR |
| # if (defined(__GNUC__) || defined(__PGI)) && !defined(_GNU_SOURCE) |
| # define _GNU_SOURCE |
| # endif |
| # include <dlfcn.h> |
| int main() |
| { |
| Dl_info info; |
| int ierr = dladdr((void*)main, &info); |
| return 0; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_CXXABI |
| # if (defined(__GNUC__) || defined(__PGI)) && !defined(_GNU_SOURCE) |
| # define _GNU_SOURCE |
| # endif |
| # if defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x5130 && __linux && \ |
| __SUNPRO_CC_COMPAT == 'G' |
| # include <iostream> |
| # endif |
| # include <cxxabi.h> |
| int main() |
| { |
| int status = 0; |
| size_t bufferLen = 512; |
| char buffer[512] = { '\0' }; |
| const char* function = "_ZN5kwsys17SystemInformation15GetProgramStackEii"; |
| char* demangledFunction = |
| abi::__cxa_demangle(function, buffer, &bufferLen, &status); |
| return status; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_BORLAND_ASM |
| int main() |
| { |
| int a = 1; |
| __asm { |
| xor EBX, EBX; |
| mov a, EBX; |
| } |
| |
| return a; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_BORLAND_ASM_CPUID |
| int main() |
| { |
| int a = 0; |
| __asm { |
| xor EAX, EAX; |
| cpuid; |
| mov a, EAX; |
| } |
| |
| return a; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_STL_HAS_WSTRING |
| # include <string> |
| void f(std::wstring*) |
| { |
| } |
| int main() |
| { |
| return 0; |
| } |
| #endif |
| |
| #ifdef TEST_KWSYS_CXX_HAS_EXT_STDIO_FILEBUF_H |
| # include <ext/stdio_filebuf.h> |
| int main() |
| { |
| return 0; |
| } |
| #endif |