"
SIZEOF_WCHAR_T_IS_4)
-if (Qt5X11Extras_FOUND)
- get_target_property(_x11extra_prop Qt5::X11Extras IMPORTED_CONFIGURATIONS)
- get_target_property(_x11extra_lib Qt5::X11Extras IMPORTED_SONAME_${_x11extra_prop})
- set(CMAKE_REQUIRED_LIBRARIES ${_x11extra_lib})
- set(CMAKE_REQUIRED_INCLUDES ${Qt5X11Extras_INCLUDE_DIRS})
- set(CMAKE_REQUIRED_FLAGS ${Qt5X11Extras_EXECUTABLE_COMPILE_FLAGS})
- check_cxx_source_compiles(
- "
- #include <QtX11Extras/QX11Info>
- int main()
- {
- bool isX11 = QX11Info::isPlatformX11();
- }
- "
- QT_USES_X11)
-elseif(QT4_FOUND)
+check_cxx_source_compiles(
+ "
+ #include <execinfo.h>
+ #include <cxxabi.h>
+ int main() {
+ void* array[200];
+ size_t size = backtrace(array, 200);
+ backtrace_symbols(array, size);
+ int status = 0;
+ abi::__cxa_demangle(\"abcd\", 0, 0, &status);
+ }
+ "
+LYX_CALLSTACK_PRINTING)
+
+# Check whether STL is libstdc++
+check_cxx_source_compiles(
+ "
+ #include <vector>
+ int main() {
+ #if ! defined(__GLIBCXX__) && ! defined(__GLIBCPP__)
+ this is not libstdc++
+ #endif
+ return(0);
+ }
+ "
+STD_STRING_USES_COW)
+
+check_cxx_source_compiles(
+ "
+ #ifndef __clang__
+ this is not clang
+ #endif
+ int main() {
+ return(0);
+ }
+ "
+lyx_cv_prog_clang)
+
+set(USE_LLVM_LIBCPP)
+if(NOT STD_STRING_USES_COW)
+ if(lyx_cv_prog_clang)
+ # use libc++ provided by llvm instead of GNU libstdc++
+ set(USE_LLVM_LIBCPP 1)
+ endif()
+endif()
+
+if(LYX_USE_QT MATCHES "QT5")
+ if (Qt5X11Extras_FOUND)
+ get_target_property(_x11extra_prop Qt5::X11Extras IMPORTED_CONFIGURATIONS)
+ get_target_property(_x11extra_link_libraries Qt5::X11Extras IMPORTED_LOCATION_${_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(
}
"
QT_USES_X11)
+else()
+ message(FATAL_ERROR "Check for QT_USES_X11: Not handled LYX_USE_QT (= ${LYX_USE_QT})")
endif()