development/cmake/ConfigureChecks.cmake

   1 # This file is part of LyX, the document processor.
   2 # Licence details can be found in the file COPYING.
   3 #
   4 # Copyright (c) 2006, Peter Kümmel, <syntheticpp@gmx.net>
   5 #
   6
   7 include(CheckIncludeFile)
   8 include(CheckIncludeFileCXX)
   9 include(CheckIncludeFiles)
  10 include(CheckSymbolExists)
  11 include(CheckFunctionExists)
  12 include(CheckLibraryExists)
  13 include(CheckTypeSize)
  14 include(CheckCXXSourceCompiles)
  15 include(MacroBoolTo01)
  16 include(TestBigEndian)
  17
  18 test_big_endian(WORDS_BIGENDIAN)
  19
  20 #check_include_file_cxx(istream HAVE_ISTREAM)
  21 #check_include_file_cxx(ostream HAVE_OSTREAM)
  22 #check_include_file_cxx(sstream HAVE_SSTREAM)
  23 #check_include_file_cxx(ios HAVE_IOS)
  24 #check_include_file_cxx(locale HAVE_LOCALE)
  25
  26 # defines will be written to configIncludes.h
  27 set(Include_Defines)
  28 foreach(_h_file aspell.h aspell/aspell.h limits.h locale.h
  29         stdlib.h sys/stat.h sys/time.h sys/types.h sys/utime.h
  30         sys/socket.h unistd.h inttypes.h utime.h string.h argz.h)
  31         string(REGEX REPLACE "[/\\.]" "_" _hf ${_h_file})
  32         string(TOUPPER ${_hf} _HF)
  33         check_include_files(${_h_file} HAVE_${_HF})
  34         set(Include_Defines "${Include_Defines}#cmakedefine HAVE_${_HF} 1\n")
  35 endforeach()
  36 configure_file(${LYX_CMAKE_DIR}/configIncludes.cmake ${TOP_BINARY_DIR}/configIncludes.h.cmake)
  37 configure_file(${TOP_BINARY_DIR}/configIncludes.h.cmake ${TOP_BINARY_DIR}/configIncludes.h)
  38
  39 # defines will be written to configFunctions.h
  40 set(Function_Defines)
  41 foreach(_f alloca __argz_count __argz_next __argz_stringify
  42         chmod close _close dcgettext fcntl fork __fsetlocking
  43         getcwd getegid getgid getpid _getpid gettext getuid lstat mempcpy mkdir _mkdir
  44         mkfifo open _open pclose _pclose popen _popen putenv readlink
  45         setenv setlocale strcasecmp stpcpy strdup strerror strtoul tsearch unsetenv wcslen)
  46   string(TOUPPER ${_f} _UF)
  47   check_function_exists(${_f} HAVE_${_UF})
  48   set(Function_Defines "${Function_Defines}#cmakedefine HAVE_${_UF} 1\n")
  49 endforeach()
  50 configure_file(${LYX_CMAKE_DIR}/configFunctions.cmake ${TOP_BINARY_DIR}/configFunctions.h.cmake)
  51 configure_file(${TOP_BINARY_DIR}/configFunctions.h.cmake ${TOP_BINARY_DIR}/configFunctions.h)
  52
  53 check_symbol_exists(alloca "malloc.h" HAVE_SYMBOL_ALLOCA)
  54 check_symbol_exists(asprintf "stdio.h" HAVE_ASPRINTF)
  55 check_symbol_exists(wprintf "stdio.h" HAVE_WPRINTF)
  56 check_symbol_exists(snprintf "stdio.h" HAVE_SNPRINTF)
  57 check_symbol_exists(printf "stdio.h" HAVE_POSIX_PRINTF)
  58 check_symbol_exists(pid_t "sys/types.h" HAVE_PID_T)
  59 check_symbol_exists(intmax_t "inttypes.h" HAVE_INTTYPES_H_WITH_UINTMAX)
  60 check_symbol_exists(uintmax_t "stdint.h" HAVE_STDINT_H_WITH_UINTMAX)
  61 check_symbol_exists(LC_MESSAGES "locale.h" HAVE_LC_MESSAGES)
  62
  63 check_type_size(intmax_t HAVE_INTMAX_T)
  64 macro_bool_to_01(HAVE_UINTMAX_T HAVE_STDINT_H_WITH_UINTMAX)
  65
  66 check_type_size("long double"  HAVE_LONG_DOUBLE)
  67 check_type_size("long long"  HAVE_LONG_LONG)
  68 check_type_size(wchar_t HAVE_WCHAR_T)
  69 check_type_size(wint_t  HAVE_WINT_T)
  70
  71
  72 #check_cxx_source_compiles(
  73 #       "
  74 #       #include <algorithm>
  75 #       using std::count;
  76 #       int countChar(char * b, char * e, char const c)
  77 #       {
  78 #               return count(b, e, c);
  79 #       }
  80 #       int main(){return 0;}
  81 #       "
  82 #HAVE_STD_COUNT)
  83
  84 #check_cxx_source_compiles(
  85 #       "
  86 #       #include <cctype>
  87 #       using std::tolower;
  88 #       int main(){return 0;}
  89 #       "
  90 #CXX_GLOBAL_CSTD)
  91
  92 check_cxx_source_compiles(
  93         "
  94         #include <iconv.h>
  95         // this declaration will fail when there already exists a non const char** version which returns size_t
  96         double iconv(iconv_t cd,  char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
  97         int main() { return 0; }
  98         "
  99 HAVE_ICONV_CONST)
 100
 101 check_cxx_source_compiles(
 102         "
 103         int i[ ( sizeof(wchar_t)==2 ? 1 : -1 ) ];
 104         int main(){return 0;}
 105         "
 106 SIZEOF_WCHAR_T_IS_2)
 107
 108 check_cxx_source_compiles(
 109         "
 110         int i[ ( sizeof(wchar_t)==4 ? 1 : -1 ) ];
 111         int main(){return 0;}
 112         "
 113 SIZEOF_WCHAR_T_IS_4)
 114