Adapted to CMake plural variables *_DIRS and *_LIBRARIES

Findusb_i2c_adapter.cmake

 #edit the following line to add the librarie's header files
-FIND_PATH(usb_i2c_adapter_INCLUDE_DIR usb_i2c.h usb_i2c_exceptions.h /usr/local/include/iri/usb_i2c_adapter /usr/include/iri/usb_i2c_adapter)
+FIND_PATH(usb_i2c_adapter_INCLUDE_DIRS usb_i2c.h usb_i2c_exceptions.h /usr/local/include/iri/usb_i2c_adapter /usr/include/iri/usb_i2c_adapter)
 
-FIND_LIBRARY(usb_i2c_adapter_LIBRARY
+FIND_LIBRARY(usb_i2c_adapter_LIBRARIES
     NAMES usb_i2c_adapter
     PATHS /usr/local/lib/iri/usb_i2c_adapter /usr/lib/iri/usb_i2c_adapter)
 
-SET(usb_i2c_adapter_INCLUDE_DIRS ${usb_i2c_adapter_INCLUDE_DIR})
-SET(usb_i2c_adapter_LIBRARIES    ${usb_i2c_adapter_LIBRARY})
+SET(usb_i2c_adapter_INCLUDE_DIR ${usb_i2c_adapter_INCLUDE_DIRS})
+SET(usb_i2c_adapter_LIBRARY    ${usb_i2c_adapter_LIBRARIES})
 
-IF (usb_i2c_adapter_INCLUDE_DIR AND usb_i2c_adapter_LIBRARY)
+IF (usb_i2c_adapter_INCLUDE_DIRS AND usb_i2c_adapter_LIBRARIES)
    SET(usb_i2c_adapter_FOUND TRUE)
-ENDIF (usb_i2c_adapter_INCLUDE_DIR AND usb_i2c_adapter_LIBRARY)
+ENDIF (usb_i2c_adapter_INCLUDE_DIRS AND usb_i2c_adapter_LIBRARIES)
 
 IF (usb_i2c_adapter_FOUND)
    IF (NOT usb_i2c_adapter_FIND_QUIETLY)
-      MESSAGE(STATUS "Found usb_i2c_adapter: ${usb_i2c_adapter_LIBRARY}")
+      MESSAGE(STATUS "Found usb_i2c_adapter: ${usb_i2c_adapter_LIBRARIES}")
    ENDIF (NOT usb_i2c_adapter_FIND_QUIETLY)
 ELSE (usb_i2c_adapter_FOUND)
    IF (usb_i2c_adapter_FIND_REQUIRED)

src/CMakeLists.txt

@@ -8,12 +8,12 @@ FIND_PACKAGE(iriutils REQUIRED)
 FIND_PACKAGE(comm REQUIRED)
 
 # edit the following line to add the necessary include directories
-INCLUDE_DIRECTORIES(../include/ ${iriutils_INCLUDE_DIR} ${comm_INCLUDE_DIR})
+INCLUDE_DIRECTORIES(../include/ ${iriutils_INCLUDE_DIRS} ${comm_INCLUDE_DIRS})
 
 ADD_LIBRARY(usb_i2c_adapter SHARED ${sources})
 
 #edit the following line to add the necessary system libraries (if any)
-TARGET_LINK_LIBRARIES(usb_i2c_adapter ${iriutils_LIBRARY} ${comm_LIBRARY})
+TARGET_LINK_LIBRARIES(usb_i2c_adapter ${iriutils_LIBRARIES} ${comm_LIBRARIES})
 
 INSTALL(TARGETS usb_i2c_adapter
   RUNTIME DESTINATION bin