Remove macro for querying qmake for qmake variables.

Remove last place for querying qmake values.
Also removed internal macro to support querying qmake.
Depends on findthreads-irix topic.

Modules/FindQt4.cmake

@@ -360,34 +360,6 @@ SET( QT_DEFINITIONS "")
 
 SET(QT4_INSTALLED_VERSION_TOO_OLD FALSE)
 
-#  macro for asking qmake to process pro files
-MACRO(QT_QUERY_QMAKE outvar invar)
-  IF(QT_QMAKE_EXECUTABLE)
-    FILE(WRITE ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmpQmake/tmp.pro
-         "message(CMAKE_MESSAGE<$$${invar}>)")
-
-    # Invoke qmake with the tmp.pro program to get the desired
-    # information.  Use the same variable for both stdout and stderr
-    # to make sure we get the output on all platforms.
-    EXECUTE_PROCESS(COMMAND ${QT_QMAKE_EXECUTABLE}
-      WORKING_DIRECTORY  
-      ${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmpQmake
-      OUTPUT_VARIABLE _qmake_query_output
-      RESULT_VARIABLE _qmake_result
-      ERROR_VARIABLE _qmake_query_output )
-
-    FILE(REMOVE_RECURSE 
-         "${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmpQmake")
-
-    IF(_qmake_result)
-      MESSAGE(WARNING " querying qmake for ${invar}.  qmake reported:\n${_qmake_query_output}")
-    ELSE(_qmake_result)
-      STRING(REGEX REPLACE ".*CMAKE_MESSAGE<([^>]*).*" "\\1" ${outvar} "${_qmake_query_output}")
-    ENDIF(_qmake_result)
-
-  ENDIF(QT_QMAKE_EXECUTABLE)
-ENDMACRO(QT_QUERY_QMAKE)
-
 GET_FILENAME_COMPONENT(qt_install_version "[HKEY_CURRENT_USER\\Software\\trolltech\\Versions;DefaultQtVersion]" NAME)
 # check for qmake
 # Debian uses qmake-qt4

Modules/Qt4ConfigDependentSettings.cmake

@@ -301,8 +301,11 @@ IF(Q_WS_X11)
   # X11 libraries Qt always depends on
   SET(QT_QTGUI_LIB_DEPENDENCIES ${QT_QTGUI_LIB_DEPENDENCIES} ${X11_Xext_LIB} ${X11_X11_LIB})
 
-  QT_QUERY_QMAKE(QT_LIBS_THREAD "QMAKE_LIBS_THREAD")
-  SET(QT_QTCORE_LIB_DEPENDENCIES ${QT_QTCORE_LIB_DEPENDENCIES} ${QT_LIBS_THREAD})
+  set(CMAKE_THREAD_PREFER_PTHREADS 1)
+  find_package(Threads)
+  if(CMAKE_USE_PTHREADS_INIT)
+    SET(QT_QTCORE_LIB_DEPENDENCIES ${QT_QTCORE_LIB_DEPENDENCIES} ${CMAKE_THREAD_LIBS_INIT})
+  endif(CMAKE_USE_PTHREADS_INIT)
 
   SET (QT_QTCORE_LIB_DEPENDENCIES ${QT_QTCORE_LIB_DEPENDENCIES} ${CMAKE_DL_LIBS})