BUG: Fix regression in finding QtAssistant

Modules/FindQt4.cmake

@@ -322,7 +322,6 @@ IF (QT_QMAKE_EXECUTABLE)
 
   IF(QT_QMAKE_EXECUTABLE_LAST AND NOT QT_QMAKE_EXECUTABLE_LAST MATCHES "^${QT_QMAKE_EXECUTABLE}$")
     SET(QT_QMAKE_CHANGED 1)
-    MESSAGE("qmake changed")
   ENDIF(QT_QMAKE_EXECUTABLE_LAST AND NOT QT_QMAKE_EXECUTABLE_LAST MATCHES "^${QT_QMAKE_EXECUTABLE}$")
 
   SET(QT_QMAKE_EXECUTABLE_LAST "${QT_QMAKE_EXECUTABLE}" CACHE INTERNAL "" FORCE)
@@ -482,7 +481,7 @@ IF (QT4_QMAKE_FOUND)
 
   SET(QT_MODULES QtCore QtGui Qt3Support QtSvg QtScript QtTest QtUiTools 
                  QtHelp QtWebKit QtXmlPatterns phonon QtMotif QtNetwork 
-                 QtNsPlugin QtOpenGL QtSql QtXml QtAssistant QtDesigner QtDBus)
+                 QtNsPlugin QtOpenGL QtSql QtXml QtDesigner QtDBus)
 
   IF(QT_QMAKE_CHANGED)
     FOREACH(QT_MODULE ${QT_MODULES})
@@ -497,6 +496,9 @@ IF (QT4_QMAKE_FOUND)
     SET(QT_QTASSISTANTCLIENT_INCLUDE_DIR NOTFOUND)
     SET(QT_QTASSISTANTCLIENT_LIBRARY_RELEASE NOTFOUND)
     SET(QT_QTASSISTANTCLIENT_LIBRARY_DEBUG NOTFOUND)
+    SET(QT_QTASSISTANT_INCLUDE_DIR NOTFOUND)
+    SET(QT_QTASSISTANT_LIBRARY_RELEASE NOTFOUND)
+    SET(QT_QTASSISTANT_LIBRARY_DEBUG NOTFOUND)
     SET(QT_QTCLUCENE_LIBRARY_RELEASE NOTFOUND)
     SET(QT_QTCLUCENE_LIBRARY_DEBUG NOTFOUND)
   ENDIF(QT_QMAKE_CHANGED)
@@ -518,7 +520,15 @@ IF (QT4_QMAKE_FOUND)
     ${QT_LIBRARY_DIR}/QtDesigner.framework/Headers
     NO_DEFAULT_PATH
     )
-
+  
+  # Set QT_QTASSISTANT_INCLUDE_DIR
+  FIND_PATH(QT_QTASSISTANT_INCLUDE_DIR QAssistantClient
+    PATHS
+    ${QT_INCLUDE_DIR}/QtAssistant
+    ${QT_LIBRARY_DIR}/QtAssistant.framework/Headers
+    NO_DEFAULT_PATH
+    )
+  
   # Set QT_QTASSISTANTCLIENT_INCLUDE_DIR
   FIND_PATH(QT_QTASSISTANTCLIENT_INCLUDE_DIR QAssistantClient
     PATHS
@@ -631,6 +641,10 @@ IF (QT4_QMAKE_FOUND)
   # Set QT_QTASSISTANTCLIENT_LIBRARY
   FIND_LIBRARY(QT_QTASSISTANTCLIENT_LIBRARY_RELEASE NAMES QtAssistantClient QtAssistantClient4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
   FIND_LIBRARY(QT_QTASSISTANTCLIENT_LIBRARY_DEBUG   NAMES QtAssistantClient_debug QtAssistantClientd QtAssistantClientd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
+  
+  # Set QT_QTASSISTANT_LIBRARY
+  FIND_LIBRARY(QT_QTASSISTANT_LIBRARY_RELEASE NAMES QtAssistantClient QtAssistantClient4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
+  FIND_LIBRARY(QT_QTASSISTANT_LIBRARY_DEBUG   NAMES QtAssistantClient_debug QtAssistantClientd QtAssistantClientd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
 
   # Set QT_QTHELP_LIBRARY
   FIND_LIBRARY(QT_QTCLUCENE_LIBRARY_RELEASE NAMES QtCLucene QtCLucene4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)