Enable building of libksane in kdegraphics

Disablebuilding of libkscan (prepare to move to unmaintained/4/)

svn path=/trunk/KDE/kdegraphics/cmake/modules/; revision=807802

cmake/modules/FindKSane.cmake

@@ -9,24 +9,36 @@ if (KSANE_INCLUDE_DIR)
   set(KSANE_FIND_QUIETLY TRUE)
 endif (KSANE_INCLUDE_DIR)
 
-FIND_PATH(KSANE_INCLUDE_DIR libksane/ksane.h ${KDE4_INCLUDES})
-
-FIND_LIBRARY(KSANE_LIBRARY ksane PATH ${KDE4_LIB_DIR})
-
-if (KSANE_INCLUDE_DIR AND KSANE_LIBRARY)
-   set(KSANE_FOUND TRUE)
-else (KSANE_INCLUDE_DIR AND KSANE_LIBRARY)
-   set(KSANE_FOUND FALSE)
-endif (KSANE_INCLUDE_DIR AND KSANE_LIBRARY)
-
-if (KSANE_FOUND)
-   if (NOT KSane_FIND_QUIETLY)
-      message(STATUS "Found libksane: ${KSANE_LIBRARY}")
-   endif (NOT KSane_FIND_QUIETLY)
-else (KSANE_FOUND)
-   if (KSane_FIND_REQUIRED)
-      message(FATAL_ERROR "Could not find libksane")
-   endif (KSane_FIND_REQUIRED)
-endif (KSANE_FOUND)
+FIND_FILE(KSANE_LOCAL_FOUND libksane/version.h.cmake ${CMAKE_SOURCE_DIR}/libksane NO_DEFAULT_PATH)
+
+if (KSANE_LOCAL_FOUND)
+    set(KSANE_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/libksane)
+    set(KSANE_DEFINITIONS -I${KSANE_INCLUDE_DIR})
+    set(KSANE_LIBRARY ksane)
+    message(STATUS "Found KSane library in local sub-folder: ${KSANE_LIBRARY}")
+    set(KSANE_FOUND TRUE)
+    MARK_AS_ADVANCED(KSANE_INCLUDE_DIR KSANE_LIBRARY)
+else (KSANE_LOCAL_FOUND)
+
+    FIND_PATH(KSANE_INCLUDE_DIR libksane/ksane.h ${KDE4_INCLUDES})
+
+    FIND_LIBRARY(KSANE_LIBRARY ksane PATH ${KDE4_LIB_DIR})
+
+    if (KSANE_INCLUDE_DIR AND KSANE_LIBRARY)
+        set(KSANE_FOUND TRUE)
+    else (KSANE_INCLUDE_DIR AND KSANE_LIBRARY)
+        set(KSANE_FOUND FALSE)
+    endif (KSANE_INCLUDE_DIR AND KSANE_LIBRARY)
+
+    if (KSANE_FOUND)
+        if (NOT KSane_FIND_QUIETLY)
+            message(STATUS "Found libksane: ${KSANE_LIBRARY}")
+        endif (NOT KSane_FIND_QUIETLY)
+    else (KSANE_FOUND)
+        if (KSane_FIND_REQUIRED)
+            message(FATAL_ERROR "Could not find libksane")
+        endif (KSane_FIND_REQUIRED)
+    endif (KSANE_FOUND)
+endif (KSANE_LOCAL_FOUND)
 
 MARK_AS_ADVANCED(KSANE_INCLUDE_DIR KSANE_LIBRARY)