ENH: fix for location of error log

Modules/CheckCSourceCompiles.cmake

@@ -50,7 +50,7 @@ MACRO(CHECK_C_SOURCE_COMPILES SOURCE VAR)
     ELSE(${VAR})
       MESSAGE(STATUS "Performing Test ${VAR} - Failed")
       SET(${VAR} "" CACHE INTERNAL "Test ${FUNCTION}")
-      FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeError.log 
+      FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log 
         "Performing C SOURCE FILE Test ${VAR} failed with the following output:\n"
         "${OUTPUT}\n"
         "Source file was:\n${SOURCE}\n")

Modules/FindQt4.cmake

@@ -523,7 +523,7 @@ IF (QT4_QMAKE_FOUND)
 
   IF( NOT QT_QTCORE_LIBRARY_DEBUG AND NOT QT_QTCORE_LIBRARY_RELEASE )
     IF( NOT Qt4_FIND_QUIETLY AND Qt4_FIND_REQUIRED)
-      MESSAGE( FATAL_ERROR "Could NOT find QtCore. Check CMakeFiles/CMakeError.log for more details.")
+      MESSAGE( FATAL_ERROR "Could NOT find QtCore. Check ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log for more details.")
     ENDIF( NOT Qt4_FIND_QUIETLY AND Qt4_FIND_REQUIRED)
   ENDIF( NOT QT_QTCORE_LIBRARY_DEBUG AND NOT QT_QTCORE_LIBRARY_RELEASE )