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|
#
#
if(NOT DEFINED _INCLUDED_CHECK_MACROS_)
set(_INCLUDED_CHECK_MACROS_ "DEFINED")
include (CheckCCompilerFlag)
include (CheckCSourceCompiles)
include (CheckCSourceRuns)
include (CheckFunctionExists)
include (CheckIncludeFile)
include (CheckIncludeFiles)
include (CheckLibraryExists)
include (CheckPrototypeExists)
include (CheckSymbolExists)
include (CheckTypeExists)
include (CheckTypeSize)
include (CMakePushCheckState)
include (TestBigEndian)
endif(NOT DEFINED _INCLUDED_CHECK_MACROS_)
#
# Check if compiler supports -traditional-cpp
#
if (NOT HAVE_TRADITIONAL_CPP)
if (MSVC)
# Visual C++
set (_cpp_cmdline /EP)
elseif (CMAKE_C_COMPILER_ID MATCHES "(GNU|Clang|Intel)")
# GCC, Clang, or ICC
set (_cpp_cmdline -E -w -P -nostdinc -traditional-cpp)
endif (MSVC)
message (STATUS "Performing Test HAVE_TRADITIONAL_CPP")
execute_process (COMMAND ${CMAKE_C_COMPILER} ${_cpp_cmdline}
${GMT_SOURCE_DIR}/config.h.in # can be any header file
RESULT_VARIABLE _cpp_traditional_result
OUTPUT_QUIET ERROR_QUIET)
if (_cpp_traditional_result EQUAL 0)
set (HAVE_TRADITIONAL_CPP TRUE CACHE INTERNAL "Test HAVE_TRADITIONAL_CPP")
message (STATUS "Performing Test HAVE_TRADITIONAL_CPP - Success")
else (_cpp_traditional_result EQUAL 0)
set (HAVE_TRADITIONAL_CPP "" CACHE INTERNAL "Test HAVE_TRADITIONAL_CPP")
message (STATUS "Performing Test HAVE_TRADITIONAL_CPP - Failed")
endif (_cpp_traditional_result EQUAL 0)
endif (NOT HAVE_TRADITIONAL_CPP)
#
# Check if compiler supports __func__ or __FUNCTION__ identifier
#
check_c_source_compiles (
"
int main (){char *function_name = __func__; return 0;}
"
HAVE___FUNC__)
check_c_source_compiles (
"
int main (){char *function_name = __FUNCTION__; return 0;}
"
HAVE___FUNCTION__)
#
# Check if compiler supports inline functions
# This test is adapted from Jack Kelly on the CMake mailing list
#
cmake_push_check_state() # save state of CMAKE_REQUIRED_*
foreach (KEYWORD "inline" "__inline" "__inline__")
if (NOT DEFINED HAVE_C_INLINE)
set (CMAKE_REQUIRED_DEFINITIONS -Dinline=${KEYWORD})
check_c_source_compiles(
"
typedef int foo_t;
static inline foo_t static_foo () {return 0;}
foo_t foo () {return 0;}
int main (int argc, char *argv[]) {return 0;}
"
HAVE_C_${KEYWORD})
if (HAVE_C_${KEYWORD})
set (HAVE_C_INLINE TRUE)
endif (HAVE_C_${KEYWORD})
endif (NOT DEFINED HAVE_C_INLINE)
endforeach (KEYWORD)
cmake_pop_check_state() # restore state of CMAKE_REQUIRED_*
#
# Check for windows header
#
check_include_file (io.h HAVE_IO_H_)
check_include_file (direct.h HAVE_DIRECT_H_)
check_include_file (process.h HAVE_PROCESS_H_)
#
# Check for C99 and libc extensions
#
# strdup, sincos, ... are GNU/BSD/Sun extensions:
cmake_push_check_state()
set (CMAKE_REQUIRED_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
-D_GNU_SOURCE
-D__EXTENSIONS__
-D_LARGEFILE_SOURCE
-D_LARGEFILE64_SOURCE)
check_include_file (assert.h HAVE_ASSERT_H_)
check_include_file (dirent.h HAVE_DIRENT_H_)
check_include_file (errno.h HAVE_ERRNO_H_)
check_include_file (execinfo.h HAVE_EXECINFO_H_)
check_include_file (fcntl.h HAVE_FCNTL_H_)
check_include_file (signal.h HAVE_SIGNAL_H_)
check_include_file (stdbool.h HAVE_STDBOOL_H_)
check_include_file (sys/dir.h HAVE_SYS_DIR_H_)
check_include_file (sys/resource.h HAVE_SYS_RESOURCE_H_)
check_include_file (sys/stat.h HAVE_SYS_STAT_H_)
check_include_file (sys/time.h HAVE_SYS_TIME_H_)
check_include_file (sys/ucontext.h HAVE_SYS_UCONTEXT_H_)
check_include_file (unistd.h HAVE_UNISTD_H_)
check_function_exists (fcntl HAVE_FCNTL)
check_function_exists (fopen64 HAVE_FOPEN64)
check_function_exists (fseeko HAVE_FSEEKO)
check_function_exists (ftello HAVE_FTELLO)
check_function_exists (getpwuid HAVE_GETPWUID)
check_function_exists (abs HAVE_ABS)
check_function_exists (llabs HAVE_LLABS)
check_function_exists (pclose HAVE_PCLOSE)
check_function_exists (popen HAVE_POPEN)
check_function_exists (qsort_r HAVE_QSORT_R)
if (HAVE_QSORT_R AND NOT CMAKE_CROSSCOMPILING)
# check qsort_r compatibility
check_c_source_runs (
"
#include <stdlib.h>
#include <assert.h>
int cmp(const void *a, const void*b, void *c) {
assert(c == NULL);
return *(int*)a - *(int*)b;
}
int main() {
int array[5] = {7,3,5,2,8};
int i;
qsort_r(array,5,sizeof(int),cmp,NULL);
for (i=0;i<4;++i) {
assert(array[i] < array[i+1]);
}
return 0;
}
"
HAVE_QSORT_R_GLIBC)
endif (HAVE_QSORT_R AND NOT CMAKE_CROSSCOMPILING)
check_function_exists (strcasecmp HAVE_STRCASECMP)
check_function_exists (strncasecmp HAVE_STRNCASECMP)
check_function_exists (stricmp HAVE_STRICMP)
check_function_exists (strnicmp HAVE_STRNICMP)
check_function_exists (strdup HAVE_STRDUP)
check_function_exists (strndup HAVE_STRNDUP)
check_function_exists (strsep HAVE_STRSEP)
check_function_exists (strtod HAVE_STRTOD)
check_function_exists (strtok_r HAVE_STRTOK_R)
# Note: trailing underscore = GDAL workaround
check_function_exists (strtof HAVE_STRTOF_)
check_function_exists (strsignal HAVE_STRSIGNAL)
if (WIN32)
check_function_exists (_fseeki64 HAVE__FSEEKI64)
check_function_exists (_ftelli64 HAVE__FTELLI64)
check_function_exists (_pclose HAVE__PCLOSE)
check_function_exists (_popen HAVE__POPEN)
check_function_exists (_stat HAVE__STAT)
check_function_exists (_stati64 HAVE__STATI64)
check_function_exists (_fstat HAVE__FSTAT)
check_function_exists (_fstati64 HAVE__FSTATI64)
check_function_exists (strtok_s HAVE_STRTOK_S)
endif (WIN32)
# Check if these functions are declared (might not be the case although they
# are built-in)
check_symbol_exists (strdup string.h DECLARED_STRDUP)
check_symbol_exists (strsep string.h DECLARED_STRSEP)
check_symbol_exists (basename libgen.h HAVE_BASENAME)
check_symbol_exists (fileno stdio.h HAVE_FILENO)
check_symbol_exists (setlocale locale.h HAVE_SETLOCALE)
# Note: trailing underscore = GDAL workaround
check_symbol_exists (snprintf stdio.h HAVE_SNPRINTF_)
check_symbol_exists (vsnprintf stdio.h HAVE_VSNPRINTF_)
if (HAVE_UNISTD_H_)
check_symbol_exists (access unistd.h HAVE_ACCESS)
check_symbol_exists (getpid unistd.h HAVE_GETPID)
else (HAVE_UNISTD_H_)
# in MinGW:
check_symbol_exists (access io.h HAVE_ACCESS)
check_symbol_exists (_getpid process.h HAVE__GETPID)
endif (HAVE_UNISTD_H_)
if (WIN32)
check_symbol_exists (_access io.h HAVE__ACCESS)
check_symbol_exists (_fileno stdio.h HAVE__FILENO)
check_symbol_exists (_getcwd direct.h HAVE__GETCWD)
check_symbol_exists (_mkdir direct.h HAVE__MKDIR)
check_symbol_exists (_setmode io.h HAVE__SETMODE)
check_symbol_exists (_snprintf stdio.h HAVE__SNPRINTF_)
check_symbol_exists (_vsnprintf stdio.h HAVE__VSNPRINTF_)
endif (WIN32)
if (UNIX)
# Check if -ldl is needed for dladdr
check_function_exists (dlopen HAVE_BUILTIN_DYNAMIC_LINKING_LOADER)
if (NOT HAVE_BUILTIN_DYNAMIC_LINKING_LOADER)
check_library_exists (dl dlopen "" HAVE_LIBDL)
endif (NOT HAVE_BUILTIN_DYNAMIC_LINKING_LOADER)
cmake_push_check_state() # save state of CMAKE_REQUIRED_*
if (HAVE_LIBDL)
set (CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} "-ldl")
endif (HAVE_LIBDL)
check_symbol_exists (dladdr dlfcn.h HAVE_DLADDR)
cmake_pop_check_state() # restore state of CMAKE_REQUIRED_*
check_function_exists (memalign HAVE_MEMALIGN)
check_function_exists (posix_memalign HAVE_POSIX_MEMALIGN)
if (HAVE_UNISTD_H_)
# Check if sysconf(_SC_NPROCESSORS_ONLN) can be used for CPU count
check_c_source_compiles (
"
#include <unistd.h>
int main() {
sysconf(_SC_NPROCESSORS_ONLN);
}
"
HAVE_SC_NPROCESSORS_ONLN)
# Check if sysconf(_SC_NPROC_ONLN) can be used for CPU count
check_c_source_compiles (
"
#include <unistd.h>
int main() {
sysconf(_SC_NPROC_ONLN);
}
"
HAVE_SC_NPROC_ONLN)
endif (HAVE_UNISTD_H_)
# Check if sysctl can be used for CPU count
check_c_source_compiles (
"
#include <stddef.h>
#include <sys/sysctl.h>
int main () {
int count;
size_t size = sizeof(count);
int mib[] = { CTL_HW, HW_NCPU };
sysctl(mib, 2, &count, &size, NULL, 0);
}
"
HAVE_SYSCTL_HW_NCPU)
endif (UNIX)
#
# Check c types
#
check_include_file (ctype.h HAVE_CTYPE_H_)
check_include_file (inttypes.h HAVE_INTTYPES_H_)
#check_include_file (stddef.h HAVE_STDDEF_H_)
#check_include_file (stdint.h HAVE_STDINT_H_)
#check_include_file (sys/types.h HAVE_SYS_TYPES_H_)
# set HAVE_SYS_TYPES_H, HAVE_STDINT_H, and HAVE_STDDEF_H
# and check in <sys/types.h>, <stdint.h>, and <stddef.h>:
check_type_size (_Bool SIZEOF__BOOL)
check_type_size (bool SIZEOF_BOOL)
check_type_size (int SIZEOF_INT)
set (CMAKE_EXTRA_INCLUDE_FILES sys/ucontext.h)
check_type_size (greg_t SIZEOF_GREG_T)
set (CMAKE_EXTRA_INCLUDE_FILES)
check_type_size (long SIZEOF_LONG)
check_type_size ("long long" SIZEOF_LONG_LONG)
check_type_size ("long double" SIZEOF_LONG_DOUBLE)
check_type_size (mode_t SIZEOF_MODE_T)
check_type_size (off_t SIZEOF_OFF_T)
check_type_size (size_t SIZEOF_SIZE_T)
check_type_size (wchar_t SIZEOF_WCHAR_T)
check_type_size ("void*" SIZEOF_VOID_P)
# add suffix to prevent name clash with GDAL
set (HAVE_STDDEF_H_ "${HAVE_STDDEF_H}"
CACHE INTERNAL "Have include stddef.h")
set (HAVE_STDINT_H_ "${HAVE_STDINT_H}"
CACHE INTERNAL "Have include stdinf.h")
set (HAVE_SYS_TYPES_H_ "${HAVE_SYS_TYPES_H}"
CACHE INTERNAL "Have include sys/types.h")
test_big_endian (WORDS_BIGENDIAN)
if (NOT CMAKE_CROSSCOMPILING)
# Byte swapping functions
check_c_source_runs (
"
int main(void) {
return !__builtin_bswap16(0xabcd) == 0xcdab;
}
"
HAVE___BUILTIN_BSWAP16)
check_c_source_runs (
"
int main(void) {
return !__builtin_bswap32(0xdeadbeef) == 0xefbeadde;
}
"
HAVE___BUILTIN_BSWAP32)
check_c_source_runs (
"
int main(void) {
return !__builtin_bswap64(0x1234567890abcdef) == 0xefcdab9078563412;
}
"
HAVE___BUILTIN_BSWAP64)
endif (NOT CMAKE_CROSSCOMPILING)
if (WIN32)
check_function_exists (_byteswap_ushort HAVE__BYTESWAP_USHORT) # for uint16_t
check_function_exists (_byteswap_ulong HAVE__BYTESWAP_ULONG) # for uint32_t
check_function_exists (_byteswap_uint64 HAVE__BYTESWAP_UINT64) # for uint64_t
endif (WIN32)
#
# Check math related stuff
#
# extra math headers
check_include_file (floatingpoint.h HAVE_FLOATINGPOINT_H_)
check_include_file (ieeefp.h HAVE_IEEEFP_H_)
set (_math_h math.h float.h)
if (HAVE_FLOATINGPOINT_H_)
list (APPEND _math_h floatingpoint.h)
endif (HAVE_FLOATINGPOINT_H_)
if (HAVE_IEEEFP_H_)
list (APPEND _math_h ieeefp.h)
endif (HAVE_IEEEFP_H_)
# Check if -lm is needed
check_function_exists (cos HAVE_M_FUNCTIONS)
if (NOT HAVE_M_FUNCTIONS)
check_library_exists (m cos "" HAVE_M_LIBRARY)
endif (NOT HAVE_M_FUNCTIONS)
# If necessary compile with -lm
if (HAVE_M_LIBRARY)
set (CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} "-lm")
endif (HAVE_M_LIBRARY)
# check symbols (double)
check_symbol_exists (acosh "${_math_h}" HAVE_ACOSH)
check_symbol_exists (asinh "${_math_h}" HAVE_ASINH)
check_symbol_exists (atanh "${_math_h}" HAVE_ATANH)
check_symbol_exists (copysign "${_math_h}" HAVE_COPYSIGN)
check_symbol_exists (erf "${_math_h}" HAVE_ERF)
check_symbol_exists (erfc "${_math_h}" HAVE_ERFC)
check_symbol_exists (hypot "${_math_h}" HAVE_HYPOT)
check_symbol_exists (isfinite "${_math_h}" HAVE_ISFINITE)
check_symbol_exists (isinf "${_math_h}" HAVE_ISINF)
check_symbol_exists (isnan "${_math_h}" HAVE_ISNAN)
check_symbol_exists (isnand "${_math_h}" HAVE_ISNAND)
check_symbol_exists (isnanf "${_math_h}" HAVE_ISNANF)
check_symbol_exists (isnormal "${_math_h}" HAVE_ISNORMAL)
check_symbol_exists (j0 "${_math_h}" HAVE_J0)
check_symbol_exists (j1 "${_math_h}" HAVE_J1)
check_symbol_exists (jn "${_math_h}" HAVE_JN)
check_symbol_exists (lrint "${_math_h}" HAVE_LRINT)
check_symbol_exists (llrint "${_math_h}" HAVE_LLRINT)
check_symbol_exists (log1p "${_math_h}" HAVE_LOG1P)
check_symbol_exists (log2 "${_math_h}" HAVE_LOG2)
check_symbol_exists (rint "${_math_h}" HAVE_RINT)
check_symbol_exists (sincos "${_math_h}" HAVE_SINCOS)
check_symbol_exists (y0 "${_math_h}" HAVE_Y0)
check_symbol_exists (y1 "${_math_h}" HAVE_Y1)
check_symbol_exists (yn "${_math_h}" HAVE_YN)
# check symbols (float)
check_symbol_exists (acosf "${_math_h}" HAVE_ACOSF)
check_symbol_exists (acoshf "${_math_h}" HAVE_ACOSHF)
check_symbol_exists (asinf "${_math_h}" HAVE_ASINF)
check_symbol_exists (asinhf "${_math_h}" HAVE_ASINHF)
check_symbol_exists (atanf "${_math_h}" HAVE_ATANF)
check_symbol_exists (atanhf "${_math_h}" HAVE_ATANHF)
check_symbol_exists (atan2f "${_math_h}" HAVE_ATAN2F)
check_symbol_exists (erff "${_math_h}" HAVE_ERFF)
check_symbol_exists (ceilf "${_math_h}" HAVE_CEILF)
check_symbol_exists (cosf "${_math_h}" HAVE_COSF)
check_symbol_exists (coshf "${_math_h}" HAVE_COSHF)
check_symbol_exists (erfcf "${_math_h}" HAVE_ERFCF)
check_symbol_exists (expf "${_math_h}" HAVE_EXPF)
check_symbol_exists (fabsf "${_math_h}" HAVE_FABSF)
check_symbol_exists (floorf "${_math_h}" HAVE_FLOORF)
check_symbol_exists (fmodf "${_math_h}" HAVE_FMODF)
check_symbol_exists (hypotf "${_math_h}" HAVE_HYPOTF)
check_symbol_exists (logf "${_math_h}" HAVE_LOGF)
check_symbol_exists (log2f "${_math_h}" HAVE_LOG2F)
check_symbol_exists (log10f "${_math_h}" HAVE_LOG10F)
check_symbol_exists (log1pf "${_math_h}" HAVE_LOG1PF)
check_symbol_exists (lrintf "${_math_h}" HAVE_LRINTF)
check_symbol_exists (llrintf "${_math_h}" HAVE_LLRINTF)
check_symbol_exists (powf "${_math_h}" HAVE_POWF)
check_symbol_exists (rintf "${_math_h}" HAVE_RINTF)
check_symbol_exists (sinf "${_math_h}" HAVE_SINF)
check_symbol_exists (sinhf "${_math_h}" HAVE_SINHF)
check_symbol_exists (sqrtf "${_math_h}" HAVE_SQRTF)
check_symbol_exists (tanf "${_math_h}" HAVE_TANF)
check_symbol_exists (tanhf "${_math_h}" HAVE_TANHF)
if (WIN32)
check_symbol_exists (_copysign "${_math_h}" HAVE__COPYSIGN)
check_symbol_exists (_finite "${_math_h}" HAVE__FINITE)
check_symbol_exists (_fpclass "${_math_h}" HAVE__FPCLASS)
check_symbol_exists (_isnan "${_math_h}" HAVE__ISNAN)
endif (WIN32)
# restore state of CMAKE_REQUIRED_*
cmake_pop_check_state()
#check_symbol_exists (intptr_t "stdint.h" HAVE_STDINT_H_WITH_INTPTR)
#check_symbol_exists (intptr_t "unistdint.h" HAVE_UNISTD_H_WITH_INTPTR)
#check_function_exists (__argz_count HAVE___ARGZ_COUNT)
#check_function_exists (__argz_next HAVE___ARGZ_NEXT)
#check_function_exists (__argz_stringify HAVE___ARGZ_STRINGIFY)
#check_function_exists (__fsetlocking HAVE___FSETLOCKING)
#check_function_exists (_close HAVE__CLOSE)
#check_function_exists (_dyld_func_lookup HAVE_DYLD)
#check_function_exists (_open HAVE__OPEN)
#check_function_exists (_pclose HAVE__PCLOSE)
#check_function_exists (_popen HAVE__POPEN)
#check_function_exists (argz_append HAVE_ARGZ_APPEND)
#check_function_exists (argz_create_sep HAVE_ARGZ_CREATE_SEP )
#check_function_exists (argz_insert HAVE_ARGZ_INSERT )
#check_function_exists (argz_next HAVE_ARGZ_NEXT)
#check_function_exists (argz_stringify HAVE_ARGZ_STRINGIFY )
#check_function_exists (chmod HAVE_CHMOD)
#check_function_exists (clock_gettime HAVE_CLOCK_GETTIME)
#check_function_exists (close HAVE_CLOSE)
#check_function_exists (dcgettext HAVE_DCGETTEXT)
#check_function_exists (dladdr HAVE_DLADDR)
#check_function_exists (dlerror HAVE_DLERROR)
#check_function_exists (getcwd HAVE_GETCWD)
#check_function_exists (getegid HAVE_GETEGID)
#check_function_exists (getgid HAVE_GETGID)
#check_function_exists (gethrtime HAVE_GETHRTIME)
#check_function_exists (getpagesize HAVE_GETPAGESIZE)
#check_function_exists (gettext HAVE_GETTEXT)
#check_function_exists (getuid HAVE_GETUID)
#check_function_exists (getwd HAVE_GETWD)
#check_function_exists (index HAVE_INDEX)
#check_function_exists (mach_absolute_time HAVE_MACH_ABSOLUTE_TIME)
#check_function_exists (mempcpy HAVE_MEMPCPY)
#check_function_exists (mkfifo HAVE_MKFIFO)
#check_function_exists (mkstemp HAVE_MKSTEMP)
#check_function_exists (mktemp HAVE_MKTEMP)
#check_function_exists (mktime HAVE_MKTIME)
#check_function_exists (mmap HAVE_MMAP)
#check_function_exists (open HAVE_OPEN)
#check_function_exists (opendir HAVE_OPENDIR)
#check_function_exists (pclose HAVE_PCLOSE)
#check_function_exists (popen HAVE_POPEN)
#check_function_exists (putenv HAVE_PUTENV)
#check_function_exists (read_real_time HAVE_READ_REAL_TIME)
#check_function_exists (readdir HAVE_READDIR)
#check_function_exists (setlocale HAVE_SETLOCALE)
#check_function_exists (shl_load HAVE_SHL_LOAD)
#check_function_exists (stpcpy HAVE_STPCPY)
#check_function_exists (strcasecmp HAVE_STRCASECMP)
#check_function_exists (strcoll HAVE_STRCOLL)
#check_function_exists (strcspn HAVE_STRCSPN)
#check_function_exists (strcspn HAVE_STRERROR)
#check_function_exists (strdup HAVE_STRDUP)
#check_function_exists (strerror HAVE_STRERROR)
#check_function_exists (strftime HAVE_STRFTIME)
#check_function_exists (strlcat HAVE_STRLCAT)
#check_function_exists (strlcpy HAVE_STRLCPY)
#check_function_exists (strspn HAVE_STRSPN)
#check_function_exists (strstr HAVE_STRSTR)
#check_function_exists (strtod HAVE_STRTOD)
#check_function_exists (strtol HAVE_STRTOL)
#check_function_exists (strtoul HAVE_STRTOUL)
#check_function_exists (time_base_to_time HAVE_TIME_BASE_TO_TIME)
#check_function_exists (tsearch HAVE_TSEARCH)
#check_function_exists (vprintf HAVE_VPRINTF )
#check_function_exists (wcslen HAVE_WCSLEN)
#check_include_file (argz.h HAVE_ARGZ_H)
#check_include_file (c_asm.h HAVE_C_ASM_H)
#check_include_file (dl.h HAVE_DL_H)
#check_include_file (dlfcn.h HAVE_DLADDR )
#check_include_file (dlfcn.h HAVE_DLFCN_H)
#check_include_file (ffi.h HAVE_FFI_H)
#check_include_file (intrinsics.h HAVE_INTRINSICS_H)
#check_include_file (sys/time.h have_hrtime_t)
#check_include_file (mach-o/dyld.h HAVE_MACH_O_DYLD_H )
#check_include_file (mach/mach_time.h HAVE_MACH_MACH_TIME_H)
#check_include_file (machine/endian.h HAVE_MACHINE_ENDIAN_H_)
#check_include_file (argz.h HAVE_ARGZ_H)
#check_include_file (io.h HAVE_IO_H)
#check_include_file (limits.h HAVE_LIMITS_H)
#check_include_file (locale.h HAVE_LOCALE_H)
#check_include_file (memory.h HAVE_MEMORY_H)
#check_include_file (ndir.h HAVE_NDIR_H)
#check_include_file (pthread.h HAVE_PTHREAD_H)
#check_include_file (stdlib.h HAVE_STDLIB_H)
#check_include_file (string.h HAVE_STRING_H)
#check_include_file (strings.h HAVE_STRINGS_H)
#check_include_file (sys/dl.h HAVE_SYS_DL_H )
#check_include_file (sys/socket.h HAVE_SYS_SOCKET_H)
#check_include_file (sys/stat.h HAVE_SYS_STAT_H )
#check_include_file (sys/stat.h HAVE_SYS_STAT_H)
#check_include_file (sys/time.h HAVE_SYS_TIME_H )
#check_include_file (sys/time.h HAVE_SYS_TIME_H)
#check_include_file (sys/types.h HAVE_SYS_TYPES_H )
#check_include_file (sys/types.h HAVE_SYS_TYPES_H)
#check_include_file (sys/utime.h HAVE_SYS_UTIME_H)
#check_include_file (utime.h HAVE_UTIME_H)
#check_library_exists (dl dl "/lib;/usr/lib;/usr/local/lib;/usr/pkg/lib" HAVE_LIBDL)
#check_symbol_exists (LC_MESSAGES "locale.h" HAVE_LC_MESSAGES)
#check_symbol_exists (asprintf "stdio.h" HAVE_ASPRINTF)
#check_symbol_exists (intmax_t "inttypes.h" HAVE_INTTYPES_H_WITH_UINTMAX)
#check_symbol_exists (pid_t "sys/types.h" HAVE_PID_T)
#check_symbol_exists (printf "stdio.h" HAVE_POSIX_PRINTF)
#check_symbol_exists (uintmax_t "stdint.h" HAVE_STDINT_H_WITH_UINTMAX)
#check_symbol_exists (wprintf "stdio.h" HAVE_WPRINTF)
#check_type_size ("long double" SIZEOF_LONG_DOUBLE)
#check_type_size ("long long" SIZEOF_LONG_LONG)
#check_type_size (char SIZEOF_CHAR)
#check_type_size (double SIZEOF_DOUBLE)
#check_type_size (float SIZEOF_FLOAT)
#check_type_size (int SIZEOF_INT)
#check_type_size (long SIZEOF_LONG)
#check_type_size (short SIZEOF_SHORT)
if (NOT DEFINED STDC_HEADERS)
message (STATUS "Checking whether system has ANSI C header files")
check_include_files ("stdlib.h;stdarg.h;string.h;float.h" StandardHeadersExist)
if (StandardHeadersExist)
check_prototype_exists (memchr string.h memchrExists)
if (memchrExists)
check_prototype_exists (free stdlib.h freeExists)
if (freeExists)
#include (TestForHighBitCharacters)
#if (CMAKE_HIGH_BIT_CHARACTERS)
message (STATUS "ANSI C header files - found")
set (STDC_HEADERS 1 CACHE INTERNAL "System has ANSI C header files")
#endif (CMAKE_HIGH_BIT_CHARACTERS)
endif (freeExists)
endif (memchrExists)
endif (StandardHeadersExist)
if (NOT STDC_HEADERS)
message (STATUS "ANSI C header files - not found")
set (STDC_HEADERS 0 CACHE INTERNAL "System has ANSI C header files")
endif (NOT STDC_HEADERS)
endif (NOT DEFINED STDC_HEADERS)
# Define to 1 if you can safely include both <sys/time.h> and <time.h>
#if (HAVE_SYS_TIME_H)
# check_include_files ("sys/time.h;time.h" TIME_WITH_SYS_TIME)
#else (HAVE_SYS_TIME_H)
# set (TIME_WITH_SYS_TIME 0)
#endif (HAVE_SYS_TIME_H)
# Define to 1 if your <sys/time.h> declares `struct tm'. */
#check_type_exists ("struct tm" sys/time.h TM_IN_SYS_TIME)
#check_cxx_source_compiles (
# "
# #include <algorithm>
# using std::count;
# int countChar(char * b, char * e, char const c)
# {
# return count (b, e, c);
# }
# int main (){return 0;}
# "
#HAVE_STD_COUNT)
#check_cxx_source_compiles (
# "
# #include <cctype>
# using std::tolower;
# int main (){return 0;}
# "
#CXX_GLOBAL_CSTD)
# check_c_source_compiles (
# "
# #include <iconv.h>
# // this declaration will fail when there already exists a non const char** version which returns size_t
# double iconv(iconv_t cd, char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
# int main () { return 0; }
# "
# HAVE_ICONV_CONST)
#
# check_c_source_compiles (
# "
# #include <stdlib.h>
# int i[ ( sizeof(wchar_t)==2 ? 1 : -1 ) ];
# int main (){return 0;}
# "
# SIZEOF_WCHAR_T_IS_2)
#
# check_c_source_compiles (
# "
# #include <stdlib.h>
# int i[ ( sizeof(wchar_t)==4 ? 1 : -1 ) ];
# int main (){return 0;}
# "
# SIZEOF_WCHAR_T_IS_4)
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