Taught the package how to build with CMake when tdaq-common is not available...

Taught the package how to build with CMake when tdaq-common is not available (ByteStreamData-01-08-26)

2016-11-04 Attila Krasznahorkay <Attila.Krasznahorkay@cern.ch>
	* Taught the package how to build without tdaq-common. As it
	  is the case in AthAnalysisBase.
	* Removed the executable flag from the source files of the
	  package.
	* Tagging as ByteStreamData-01-08-26

Event/ByteStreamData/CMakeLists.txt

+# $Id: CMakeLists.txt 782284 2016-11-04 08:07:16Z krasznaa $
 ################################################################################
 # Package: ByteStreamData
 ################################################################################
@@ -6,36 +7,38 @@
 atlas_subdir( ByteStreamData )
 
 # Declare the package's dependencies:
-atlas_depends_on_subdirs( PUBLIC
-                          Control/CLIDSvc
-                          Control/DataModel
-                          Control/SGTools )
+atlas_depends_on_subdirs(
+   PUBLIC
+   Control/CLIDSvc
+   Control/DataModel
+   Control/SGTools )
 
 # External dependencies:
-find_package( ROOT COMPONENTS Core Tree MathCore Hist RIO pthread )
 find_package( tdaq-common )
 
+# Treat tdaq-common as an optional dependency:
+set( extra_inc )
+set( extra_lib )
+if( TDAQ-COMMON_FOUND )
+   set( extra_inc INCLUDE_DIRS ${TDAQ-COMMON_INCLUDE_DIRS} )
+   set( extra_lib ${TDAQ-COMMON_LIBRARIES} )
+endif()
+
 # Component(s) in the package:
 atlas_add_library( ByteStreamData
-                   src/ROBData.cxx
-                   src/ByteStreamMetadata.cxx
-                   PUBLIC_HEADERS ByteStreamData
-                   INCLUDE_DIRS ${TDAQ-COMMON_INCLUDE_DIRS}
-                   PRIVATE_INCLUDE_DIRS ${ROOT_INCLUDE_DIRS}
-                   LINK_LIBRARIES ${TDAQ-COMMON_LIBRARIES} DataModel SGTools
-                   PRIVATE_LINK_LIBRARIES ${ROOT_LIBRARIES} )
+   ByteStreamData/*.h
+   src/ROBData.cxx
+   src/ByteStreamMetadata.cxx
+   PUBLIC_HEADERS ByteStreamData
+   ${extra_inc}
+   LINK_LIBRARIES DataModel SGTools ${extra_lib} )
 
 atlas_add_library( ByteStreamData_test
-                   src/ROBData_t.cxx
-                   PUBLIC_HEADERS ByteStreamData
-                   INCLUDE_DIRS ${TDAQ-COMMON_INCLUDE_DIRS}
-                   PRIVATE_INCLUDE_DIRS ${ROOT_INCLUDE_DIRS}
-                   LINK_LIBRARIES ${TDAQ-COMMON_LIBRARIES} DataModel SGTools ByteStreamData
-                   PRIVATE_LINK_LIBRARIES ${ROOT_LIBRARIES} )
+   src/ROBData_t.cxx
+   NO_PUBLIC_HEADERS
+   LINK_LIBRARIES ByteStreamData )
 
 atlas_add_dictionary( ByteStreamDataDict
-                      ByteStreamData/ByteStreamDataDict.h
-                      ByteStreamData/selection.xml
-                      INCLUDE_DIRS ${ROOT_INCLUDE_DIRS} ${TDAQ-COMMON_INCLUDE_DIRS}
-                      LINK_LIBRARIES ${ROOT_LIBRARIES} ${TDAQ-COMMON_LIBRARIES} DataModel SGTools ByteStreamData ByteStreamData_test )
-
+   ByteStreamData/ByteStreamDataDict.h
+   ByteStreamData/selection.xml
+   LINK_LIBRARIES ByteStreamData )