CMake: shuffle WITH_* settings for calamares executable

- reminder to make all the ABI-relevant WITH_* settings available as #defines
- move the compilation of KDSAG to the calamares executable, not the library
- when DBus activation is on, drop all of kdsingleapplicationguard

CMakeLists.txt

@@ -50,10 +50,13 @@ set( CALAMARES_VERSION_RC 1 )  # Set to 0 during release cycle, 1 during develop
 option( INSTALL_CONFIG "Install configuration files" OFF )
 option( INSTALL_POLKIT "Install Polkit configuration" ON )
 option( INSTALL_COMPLETION "Install shell completions" OFF )
-option( WITH_PYTHON "Enable Python modules API (requires Boost.Python)." ON )
-option( WITH_PYTHONQT "Enable next generation Python modules API (experimental, requires PythonQt)." OFF )
+# Options for the calamares executable
 option( WITH_KF5Crash "Enable crash reporting with KCrash." ON )
 option( WITH_KF5DBus "Use DBus service for unique-application." OFF )
+# When adding WITH_* that affects the ABI offered by libcalamares,
+# also update libcalamares/CalamaresConfig.h.in
+option( WITH_PYTHON "Enable Python modules API (requires Boost.Python)." ON )
+option( WITH_PYTHONQT "Enable next generation Python modules API (experimental, requires PythonQt)." OFF )
 
 # Possible debugging flags are:
 #  - DEBUG_TIMEZONES draws latitude and longitude lines on the timezone

src/calamares/CMakeLists.txt

@@ -10,6 +10,20 @@ set( calamaresSources
     progresstree/ProgressTreeView.cpp
 )
 
+if( NOT WITH_KF5DBus )
+    set( kdsagSources "" )
+    foreach( _s
+        kdsingleapplicationguard/kdsingleapplicationguard.cpp
+        kdsingleapplicationguard/kdsharedmemorylocker.cpp
+        kdsingleapplicationguard/kdtoolsglobal.cpp
+        kdsingleapplicationguard/kdlockedsharedmemorypointer.cpp
+    )
+        list( APPEND kdsagSources ${CMAKE_SOURCE_DIR}/3rdparty/${_s} )
+    endforeach()
+    mark_thirdparty_code( ${kdsagSources} )
+    list( APPEND calamaresSources ${kdsagSources} )
+endif()
+
 include_directories(
     ${CMAKE_SOURCE_DIR}/src/libcalamares
     ${CMAKE_SOURCE_DIR}/src/libcalamaresui

src/libcalamares/CMakeLists.txt

@@ -2,6 +2,7 @@
 # translations, configurations, logging, utilities, global storage, and (non-GUI) jobs.
 
 add_definitions( -DDLLEXPORT_PRO )
+include_directories( ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR} )
 
 configure_file( ${CMAKE_CURRENT_SOURCE_DIR}/CalamaresConfig.h.in
                 ${CMAKE_CURRENT_BINARY_DIR}/CalamaresConfig.h )
@@ -60,22 +61,6 @@ set( libSources
     utils/Variant.cpp
     utils/Yaml.cpp
 )
-set( _kdsagSources
-    kdsingleapplicationguard/kdsingleapplicationguard.cpp
-    kdsingleapplicationguard/kdsharedmemorylocker.cpp
-    kdsingleapplicationguard/kdtoolsglobal.cpp
-    kdsingleapplicationguard/kdlockedsharedmemorypointer.cpp
-)
-set( kdsagSources "" )
-foreach( _s ${_kdsagSources} )
-    list( APPEND kdsagSources ${CMAKE_SOURCE_DIR}/3rdparty/${_s} )
-endforeach()
-mark_thirdparty_code( ${kdsagSources} )
-
-include_directories(
-    ${CMAKE_CURRENT_BINARY_DIR}
-    ${CMAKE_CURRENT_SOURCE_DIR}
-)
 
 ### OPTIONAL Python support
 #
@@ -151,7 +136,7 @@ endif()
 ### LIBRARY
 #
 #
-add_library( calamares SHARED ${libSources} ${kdsagSources} )
+add_library( calamares SHARED ${libSources} )
 set_target_properties( calamares
     PROPERTIES
         VERSION ${CALAMARES_VERSION_SHORT}