lyx_mirror/development/cmake/ConfigureChecks.cmake

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# This file is part of LyX, the document processor.
# Licence details can be found in the file COPYING.
#
# Copyright (c) 2006, Peter K<>mmel, <syntheticpp@gmx.net>
#
include(CheckIncludeFile)
include(CheckIncludeFileCXX)
include(CheckIncludeFiles)
include(CheckSymbolExists)
include(CheckFunctionExists)
include(CheckLibraryExists)
include(CheckTypeSize)
include(CheckCXXSourceCompiles)
include(MacroBoolTo01)
include(TestBigEndian)
test_big_endian(WORDS_BIGENDIAN)
#check_include_file_cxx(istream HAVE_ISTREAM)
#check_include_file_cxx(ostream HAVE_OSTREAM)
#check_include_file_cxx(sstream HAVE_SSTREAM)
#check_include_file_cxx(ios HAVE_IOS)
#check_include_file_cxx(locale HAVE_LOCALE)
# defines will be written to configIncludes.h
set(Include_Defines)
foreach(_h_file aspell.h aspell/aspell.h limits.h locale.h
stdlib.h sys/stat.h sys/time.h sys/types.h sys/utime.h
sys/socket.h unistd.h inttypes.h utime.h string.h argz.h)
string(REGEX REPLACE "[/\\.]" "_" _hf ${_h_file})
string(TOUPPER ${_hf} _HF)
check_include_files(${_h_file} HAVE_${_HF})
set(Include_Defines "${Include_Defines}#cmakedefine HAVE_${_HF} 1\n")
endforeach()
configure_file(${LYX_CMAKE_DIR}/configIncludes.cmake ${TOP_BINARY_DIR}/configIncludes.h.cmake)
configure_file(${TOP_BINARY_DIR}/configIncludes.h.cmake ${TOP_BINARY_DIR}/configIncludes.h)
# defines will be written to configFunctions.h
set(Function_Defines)
foreach(_f alloca __argz_count __argz_next __argz_stringify
chmod close _close dcgettext fcntl fork __fsetlocking
getcwd getegid getgid getpid _getpid gettext getuid lstat lockf mempcpy mkdir _mkdir
mkfifo open _open pclose _pclose popen _popen putenv readlink
setenv setlocale strcasecmp stpcpy strdup strerror strtoul tsearch unsetenv wcslen)
string(TOUPPER ${_f} _UF)
check_function_exists(${_f} HAVE_${_UF})
set(Function_Defines "${Function_Defines}#cmakedefine HAVE_${_UF} 1\n")
endforeach()
configure_file(${LYX_CMAKE_DIR}/configFunctions.cmake ${TOP_BINARY_DIR}/configFunctions.h.cmake)
configure_file(${TOP_BINARY_DIR}/configFunctions.h.cmake ${TOP_BINARY_DIR}/configFunctions.h)
check_symbol_exists(alloca "malloc.h" HAVE_SYMBOL_ALLOCA)
check_symbol_exists(asprintf "stdio.h" HAVE_ASPRINTF)
check_symbol_exists(wprintf "stdio.h" HAVE_WPRINTF)
check_symbol_exists(snprintf "stdio.h" HAVE_SNPRINTF)
check_symbol_exists(printf "stdio.h" HAVE_POSIX_PRINTF)
check_symbol_exists(pid_t "sys/types.h" HAVE_PID_T)
check_symbol_exists(intmax_t "inttypes.h" HAVE_INTTYPES_H_WITH_UINTMAX)
check_symbol_exists(uintmax_t "stdint.h" HAVE_STDINT_H_WITH_UINTMAX)
check_symbol_exists(LC_MESSAGES "locale.h" HAVE_LC_MESSAGES)
check_type_size(intmax_t HAVE_INTMAX_T)
macro_bool_to_01(HAVE_UINTMAX_T HAVE_STDINT_H_WITH_UINTMAX)
check_type_size("long double" HAVE_LONG_DOUBLE)
check_type_size("long long" HAVE_LONG_LONG)
check_type_size(wchar_t HAVE_WCHAR_T)
check_type_size(wint_t HAVE_WINT_T)
#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_cxx_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_cxx_source_compiles(
"
int i[ ( sizeof(wchar_t)==2 ? 1 : -1 ) ];
int main(){return 0;}
"
SIZEOF_WCHAR_T_IS_2)
check_cxx_source_compiles(
"
int i[ ( sizeof(wchar_t)==4 ? 1 : -1 ) ];
int main(){return 0;}
"
SIZEOF_WCHAR_T_IS_4)
check_cxx_source_compiles(
"
#include <execinfo.h>
#include <cxxabi.h>
int main() {
void* array[200];
size_t size = backtrace(array, 200);
backtrace_symbols(array, size);
int status = 0;
abi::__cxa_demangle(\"abcd\", 0, 0, &status);
}
"
LYX_CALLSTACK_PRINTING)
# Check whether STL is libstdc++
check_cxx_source_compiles(
"
#include <vector>
int main() {
#if ! defined(__GLIBCXX__) && ! defined(__GLIBCPP__)
this is not libstdc++
#endif
return(0);
}
"
STD_STRING_USES_COW)
check_cxx_source_compiles(
"
#ifndef __clang__
this is not clang
#endif
int main() {
return(0);
}
"
lyx_cv_prog_clang)
set(USE_LLVM_LIBCPP)
if(NOT STD_STRING_USES_COW)
if(lyx_cv_prog_clang)
# use libc++ provided by llvm instead of GNU libstdc++
set(USE_LLVM_LIBCPP 1)
endif()
endif()
if(LYX_USE_QT MATCHES "QT5")
if (Qt5X11Extras_FOUND)
get_target_property(_x11extra_prop Qt5::X11Extras IMPORTED_CONFIGURATIONS)
get_target_property(_x11extra_link_libraries Qt5::X11Extras IMPORTED_LOCATION_${_x11extra_prop})
set(CMAKE_REQUIRED_LIBRARIES ${_x11extra_link_libraries})
set(CMAKE_REQUIRED_INCLUDES ${Qt5X11Extras_INCLUDE_DIRS})
set(CMAKE_REQUIRED_FLAGS ${Qt5X11Extras_EXECUTABLE_COMPILE_FLAGS})
check_cxx_source_compiles(
"
#include <QtX11Extras/QX11Info>
int main()
{
bool isX11 = QX11Info::isPlatformX11();
}
"
QT_USES_X11)
endif()
if (Qt5WinExtras_FOUND)
get_target_property(_winextra_prop Qt5::WinExtras IMPORTED_CONFIGURATIONS)
get_target_property(_winextra_link_libraries Qt5::WinExtras IMPORTED_LOCATION_${_winextra_prop})
set(CMAKE_REQUIRED_LIBRARIES ${_winextra_link_libraries})
set(CMAKE_REQUIRED_INCLUDES ${Qt5WinExtras_INCLUDE_DIRS})
set(CMAKE_REQUIRED_FLAGS ${Qt5WinExtras_EXECUTABLE_COMPILE_FLAGS})
endif()
elseif(LYX_USE_QT MATCHES "QT4")
set(CMAKE_REQUIRED_LIBRARIES ${QT_QTGUI_LIBRARY})
set(CMAKE_REQUIRED_INCLUDES ${QT_INCLUDES})
check_cxx_source_compiles(
"
#include <QtGui/QX11Info>
int main()
{
QX11Info *qxi = new QX11Info;
qxi->~QX11Info();
}
"
QT_USES_X11)
else()
message(FATAL_ERROR "Check for QT_USES_X11: Not handled LYX_USE_QT (= ${LYX_USE_QT})")
endif()