1 # This file is part of LyX, the document processor.
2 # Licence details can be found in the file COPYING.
4 # Copyright (c) 2006, Peter Kümmel, <syntheticpp@gmx.net>
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(CheckCXXSourceRuns)
16 include(MacroBoolTo01)
17 include(TestBigEndian)
19 test_big_endian(WORDS_BIGENDIAN)
21 #check_include_file_cxx(istream HAVE_ISTREAM)
22 #check_include_file_cxx(ostream HAVE_OSTREAM)
23 #check_include_file_cxx(sstream HAVE_SSTREAM)
24 #check_include_file_cxx(ios HAVE_IOS)
25 #check_include_file_cxx(locale HAVE_LOCALE)
27 # defines will be written to configIncludes.h
29 foreach(_h_file aspell.h aspell/aspell.h limits.h locale.h
30 stdlib.h sys/stat.h sys/time.h sys/types.h sys/utime.h
31 sys/socket.h unistd.h inttypes.h utime.h string.h argz.h)
32 string(REGEX REPLACE "[/\\.]" "_" _hf ${_h_file})
33 string(TOUPPER ${_hf} _HF)
34 check_include_files(${_h_file} HAVE_${_HF})
35 set(Include_Defines "${Include_Defines}#cmakedefine HAVE_${_HF} 1\n")
37 check_include_file_cxx(regex HAVE_REGEX)
38 set(Include_Defines "${Include_Defines}#cmakedefine HAVE_REGEX 1\n")
39 configure_file(${LYX_CMAKE_DIR}/configIncludes.cmake ${TOP_BINARY_DIR}/configIncludes.h.cmake)
40 configure_file(${TOP_BINARY_DIR}/configIncludes.h.cmake ${TOP_BINARY_DIR}/configIncludes.h)
42 # defines will be written to configFunctions.h
44 foreach(_f alloca __argz_count __argz_next __argz_stringify
45 chmod close _close dcgettext fcntl fork __fsetlocking
46 getcwd getegid getgid getpid _getpid gettext getuid lstat lockf mempcpy mkdir _mkdir
47 mkfifo open _open pclose _pclose popen _popen putenv readlink
48 setenv setlocale strcasecmp stpcpy strdup strerror strtoul tsearch unsetenv wcslen)
49 string(TOUPPER ${_f} _UF)
50 check_function_exists(${_f} HAVE_${_UF})
51 set(Function_Defines "${Function_Defines}#cmakedefine HAVE_${_UF} 1\n")
53 configure_file(${LYX_CMAKE_DIR}/configFunctions.cmake ${TOP_BINARY_DIR}/configFunctions.h.cmake)
54 configure_file(${TOP_BINARY_DIR}/configFunctions.h.cmake ${TOP_BINARY_DIR}/configFunctions.h)
56 check_symbol_exists(alloca "malloc.h" HAVE_SYMBOL_ALLOCA)
57 check_symbol_exists(asprintf "stdio.h" HAVE_ASPRINTF)
58 check_symbol_exists(wprintf "stdio.h" HAVE_WPRINTF)
59 check_symbol_exists(snprintf "stdio.h" HAVE_SNPRINTF)
60 check_symbol_exists(printf "stdio.h" HAVE_POSIX_PRINTF)
61 check_symbol_exists(pid_t "sys/types.h" HAVE_PID_T)
62 check_symbol_exists(intmax_t "inttypes.h" HAVE_INTTYPES_H_WITH_UINTMAX)
63 check_symbol_exists(uintmax_t "stdint.h" HAVE_STDINT_H_WITH_UINTMAX)
64 check_symbol_exists(LC_MESSAGES "locale.h" HAVE_LC_MESSAGES)
65 check_symbol_exists(PATH_MAX "limits.h" HAVE_DEF_PATH_MAX)
67 check_type_size(intmax_t HAVE_INTMAX_T)
68 macro_bool_to_01(HAVE_UINTMAX_T HAVE_STDINT_H_WITH_UINTMAX)
70 check_type_size("long double" HAVE_LONG_DOUBLE)
71 check_type_size("long long" HAVE_LONG_LONG_INT)
72 check_type_size(wchar_t HAVE_WCHAR_T)
73 check_type_size(wint_t HAVE_WINT_T)
76 # check whether hunspell C++ (rather than C) ABI is provided
77 set(HunspellTestFile "${CMAKE_BINARY_DIR}/hunspelltest.cpp")
78 file(WRITE "${HunspellTestFile}"
80 #include <hunspell.hxx>
84 Hunspell sp(\"foo\", \"bar\");
85 int i = sp.stem(\"test\").size();
91 # The trick with faking the link command (see the else block) does not work
92 # with XCode (350a9daf).
93 if(APPLE OR LYX_EXTERNAL_HUNSPELL)
94 try_compile(HAVE_HUNSPELL_CXXABI
98 "-DINCLUDE_DIRECTORIES:STRING=${HUNSPELL_INCLUDE_DIR}"
99 LINK_LIBRARIES ${HUNSPELL_LIBRARY}
100 OUTPUT_VARIABLE LOG2)
102 try_compile(HAVE_HUNSPELL_CXXABI
103 "${CMAKE_BINARY_DIR}"
104 "${HunspellTestFile}"
106 "-DINCLUDE_DIRECTORIES:STRING=${HUNSPELL_INCLUDE_DIR}"
107 # At this point, ../lib/libhunspell.a has not been built so we
108 # cannot complete the linking.
109 "-DCMAKE_CXX_LINK_EXECUTABLE='${CMAKE_COMMAD} echo dummy (fake) link command since libhunspell.a not built yet.'"
110 OUTPUT_VARIABLE LOG2)
113 message(STATUS "HAVE_HUNSPELL_CXXABI = ${HAVE_HUNSPELL_CXXABI}")
114 #message(STATUS "LOG2 = ${LOG2}")
115 if(LYX_EXTERNAL_HUNSPELL AND (LYX_STDLIB_DEBUG OR LYX_DEBUG_GLIBC OR LYX_DEBUG_GLIBC_PEDANTIC) AND HAVE_HUNSPELL_CXXABI)
116 message(FATAL_ERROR "Compiling LyX with stdlib-debug and system hunspell libraries may lead to crashes. Consider using '-DLYX_STDLIB_DEBUG=OFF -DLYX_DEBUG_GLIBC=OFF -DLYX_DEBUG_GLIBC_PEDANTIC=OFF' or -DLYX_EXTERNAL_HUNSPELL=OFF.")
120 #check_cxx_source_compiles(
122 # #include <algorithm>
124 # int countChar(char * b, char * e, char const c)
126 # return count(b, e, c);
128 # int main(){return 0;}
132 #check_cxx_source_compiles(
135 # using std::tolower;
136 # int main(){return 0;}
140 check_cxx_source_compiles(
143 // this declaration will fail when there already exists a non const char** version which returns size_t
144 double iconv(iconv_t cd, char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
145 int main() { return 0; }
149 check_cxx_source_compiles(
151 int i[ ( sizeof(wchar_t)==2 ? 1 : -1 ) ];
152 int main(){return 0;}
156 check_cxx_source_compiles(
158 int i[ ( sizeof(wchar_t)==4 ? 1 : -1 ) ];
159 int main(){return 0;}
163 check_cxx_source_compiles(
165 int i[ ( sizeof(long long)>sizeof(long) ? 1 : -1 ) ];
166 int main(){return 0;}
168 SIZEOF_LONG_LONG_GREATER_THAN_SIZEOF_LONG)
170 if(LYX_DISABLE_CALLSTACK_PRINTING)
171 set(LYX_CALLSTACK_PRINTING OFF CACHE BOOL "Print callstack when crashing")
173 check_cxx_source_compiles(
175 #include <execinfo.h>
179 size_t size = backtrace(array, 200);
180 backtrace_symbols(array, size);
182 abi::__cxa_demangle(\"abcd\", 0, 0, &status);
185 LYX_CALLSTACK_PRINTING)
188 # Check whether STL is libstdc++
189 check_cxx_source_compiles(
193 #if ! defined(__GLIBCXX__) && ! defined(__GLIBCPP__)
194 this is not libstdc++
201 # Check whether STL is libstdc++ with C++11 ABI
202 check_cxx_source_compiles(
206 #if ! defined(_GLIBCXX_USE_CXX11_ABI) || ! _GLIBCXX_USE_CXX11_ABI
207 this is not libstdc++ using the C++11 ABI
212 USE_GLIBCXX_CXX11_ABI)
214 check_cxx_source_compiles(
225 check_cxx_source_compiles(
228 using std::make_unique;
233 HAVE_DEF_MAKE_UNIQUE)
235 check_cxx_source_compiles(
238 static std::once_flag flag;
240 std::call_once(flag, [](){ return; });
244 LYX_USE_STD_CALL_ONCE)
247 set(CMAKE_REQUIRED_INCLUDES ${ENCHANT_INCLUDE_DIR})
248 set(CMAKE_REQUIRED_LIBRARIES ${ENCHANT_LIBRARY})
249 # Check, whether enchant is version 2.x at least
250 check_cxx_source_compiles(
252 #include <enchant++.h>
253 enchant::Broker broker;
260 message(STATUS "ENCHANT2 found")
265 set(STD_STRING_USES_COW)
266 set(USE_GLIBCXX_CXX11_ABI)
267 if(lyx_cv_lib_stdcxx)
268 if(NOT USE_GLIBCXX_CXX11_ABI)
269 set(STD_STRING_USES_COW 1)
272 if(lyx_cv_prog_clang)
273 # use libc++ provided by llvm instead of GNU libstdc++
274 set(USE_LLVM_LIBCPP 1)
279 set(HAVE_QT5_X11_EXTRAS)
280 set(HAVE_QT6_X11_EXTRAS)
281 if (LYX_USE_QT MATCHES "QT5|QT6")
282 if (LYX_USE_QT MATCHES "QT5")
287 set(CMAKE_REQUIRED_INCLUDES ${${QtVal}Core_INCLUDE_DIRS})
288 set(CMAKE_REQUIRED_FLAGS)
289 #message(STATUS "${QtVal}Core_INCLUDE_DIRS = ${${QtVal}Core_INCLUDE_DIRS}")
290 check_include_file_cxx(QtGui/qtgui-config.h HAVE_QTGUI_CONFIG_H)
291 if (HAVE_QTGUI_CONFIG_H)
292 set(lyx_qt_config "QtGui/qtgui-config.h")
294 set(lyx_qt_config "QtCore/qconfig.h")
297 set(QT_USES_X11 OFF CACHE BOOL "Win32 compiled without X11")
298 # The try_run for minngw would not work here anyway
300 check_cxx_source_runs(
302 #include <${lyx_qt_config}>
305 string a(QT_QPA_DEFAULT_PLATFORM_NAME);
306 int main(int argc, char **argv)
308 if (a.compare(\"xcb\") == 0)
315 if(QT_USES_X11 AND NOT LYX_USE_QT MATCHES "QT6")
316 set(QPA_XCB ${QT_USES_X11})
317 message(STATUS "Found QPA_XCB = ${QPA_XCB}")
321 if (${QtVal}X11Extras_FOUND)
322 get_target_property(_x11extra_prop ${QtVal}::X11Extras IMPORTED_CONFIGURATIONS)
323 get_target_property(_x11extra_link_libraries ${QtVal}::X11Extras IMPORTED_LOCATION_${_x11extra_prop})
324 set(CMAKE_REQUIRED_LIBRARIES ${_x11extra_link_libraries})
325 set(CMAKE_REQUIRED_INCLUDES ${${QtVal}X11Extras_INCLUDE_DIRS})
326 set(CMAKE_REQUIRED_FLAGS "${${QtVal}X11Extras_EXECUTABLE_COMPILE_FLAGS} -fPIC -DQT_NO_VERSION_TAGGING")
327 #message(STATUS "CMAKE_REQUIRED_LIBRARIES = ${_x11extra_link_libraries}")
328 #message(STATUS "CMAKE_REQUIRED_INCLUDES = ${${QtVal}X11Extras_INCLUDE_DIRS}")
329 #message(STATUS "CMAKE_REQUIRED_FLAGS = ${CMAKE_REQUIRED_FLAGS}")
330 check_cxx_source_compiles(
332 #include <QtX11Extras/QX11Info>
335 bool isX11 = QX11Info::isPlatformX11();
339 string(TOUPPER ${QtVal} QTVAL)
340 set(HAVE_${QTVAL}_X11_EXTRAS ${QT_HAS_X11_EXTRAS})
341 set(LYX_${QTVAL}_X11_EXTRAS_LIBRARY ${_x11extra_link_libraries})
343 if (${QtVal}WinExtras_FOUND)
344 get_target_property(_winextra_prop ${QtVal}::WinExtras IMPORTED_CONFIGURATIONS)
345 string(TOUPPER ${CMAKE_BUILD_TYPE} BUILD_TYPE)
346 get_target_property(_winextra_link_libraries ${QtVal}::WinExtras IMPORTED_LOCATION_${BUILD_TYPE})
347 set(CMAKE_REQUIRED_LIBRARIES ${_winextra_link_libraries})
348 set(CMAKE_REQUIRED_INCLUDES ${${QtVal}WinExtras_INCLUDE_DIRS})
349 set(CMAKE_REQUIRED_FLAGS ${${QtVal}WinExtras_EXECUTABLE_COMPILE_FLAGS})
351 elseif(LYX_USE_QT MATCHES "QT4")
352 set(CMAKE_REQUIRED_LIBRARIES ${QT_QTGUI_LIBRARY})
353 set(CMAKE_REQUIRED_INCLUDES ${QT_INCLUDES})
354 check_cxx_source_compiles(
356 #include <QtGui/QX11Info>
359 QX11Info *qxi = new QX11Info;
365 message(FATAL_ERROR "Check for QT_USES_X11: Not handled LYX_USE_QT (= ${LYX_USE_QT})")