Switch calf to submodule

.gitmodules

@@ -10,3 +10,6 @@
 [submodule "plugins/OpulenZ/adplug"]
 	path = plugins/OpulenZ/adplug
 	url = https://github.com/adplug/adplug.git
+[submodule "plugins/LadspaEffect/calf/veal"]
+	path = plugins/LadspaEffect/calf/veal
+	url = https://github.com/lmms/veal

plugins/LadspaEffect/calf/CMakeLists.txt

@@ -1,22 +1,45 @@
-FILE(GLOB SOURCES "${CMAKE_CURRENT_SOURCE_DIR}/src/*.cpp")
+# Note:
+# 	The last version of Calf that was LADSPA-capable is version 0.0.18.2
+
+# Parse version info from autoconf
+FILE(READ veal/configure.ac VERSION_FILE)
+STRING(REPLACE "[" ";" VERSION_FILE ${VERSION_FILE} )
+STRING(REPLACE "]" ";" VERSION_FILE ${VERSION_FILE} )
+LIST(GET VERSION_FILE 2 VERSION)
+CONFIGURE_FILE(config.h.in config.h)
+
+FILE(GLOB SOURCES "${CMAKE_CURRENT_SOURCE_DIR}/veal/src/*.cpp")
 LIST(SORT SOURCES)
-ADD_LIBRARY(calf MODULE ${SOURCES})
+
+# Skip files matching pattern
+SET(FILE_PATTERNS "ctl;gui;gtk;session;connector;jack;rdf;draw;fluid;preset;lv2;benchmark;win")
+FOREACH(_item ${SOURCES})
+	FOREACH(_pattern ${FILE_PATTERNS})
+		IF(${_item} MATCHES ${_pattern})
+			LIST(REMOVE_ITEM SOURCES ${_item})
+		ENDIF()
+	ENDFOREACH()
+ENDFOREACH()
+
+ADD_LIBRARY(veal MODULE ${SOURCES})
 INCLUDE_DIRECTORIES("${CMAKE_SOURCE_DIR}/include"
                     "${CMAKE_BINARY_DIR}"
-                    "${CMAKE_CURRENT_SOURCE_DIR}"
-                    "${CMAKE_CURRENT_SOURCE_DIR}/src")
-INSTALL(TARGETS calf LIBRARY DESTINATION "${PLUGIN_DIR}/ladspa")
-SET_TARGET_PROPERTIES(calf PROPERTIES PREFIX "")
+                    "${CMAKE_CURRENT_BINARY_DIR}"
+                    "${CMAKE_CURRENT_SOURCE_DIR}/veal/src")
+
+INSTALL(TARGETS veal LIBRARY DESTINATION "${PLUGIN_DIR}/ladspa")
+SET_TARGET_PROPERTIES(veal PROPERTIES PREFIX "")
 SET(INLINE_FLAGS "")
 IF("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
-SET(INLINE_FLAGS "-finline-functions-called-once -finline-limit=80")
+	SET(INLINE_FLAGS "-finline-functions-called-once -finline-limit=80")
 ENDIF()
-SET_TARGET_PROPERTIES(calf PROPERTIES COMPILE_FLAGS "-O2 -finline-functions ${INLINE_FLAGS}")
+SET_TARGET_PROPERTIES(veal PROPERTIES COMPILE_FLAGS "-fexceptions -O2 -finline-functions ${INLINE_FLAGS}")
 
-IF(LMMS_BUILD_WIN32)
-	ADD_CUSTOM_COMMAND(TARGET calf POST_BUILD COMMAND "${STRIP}" "$<TARGET_FILE:calf>")
-ENDIF(LMMS_BUILD_WIN32)
+# Don't strip if "Debug" or "RelWithDebInfo"
+IF(LMMS_BUILD_WIN32 AND NOT CMAKE_BUILD_TYPE MATCHES "Deb")
+	ADD_CUSTOM_COMMAND(TARGET veal POST_BUILD COMMAND "${STRIP}" "$<TARGET_FILE:veal>")
+ENDIF()
 IF(NOT LMMS_BUILD_APPLE AND NOT LMMS_BUILD_OPENBSD)
-	SET_TARGET_PROPERTIES(calf PROPERTIES LINK_FLAGS "${LINK_FLAGS} -shared -Wl,-no-undefined")
-ENDIF(NOT LMMS_BUILD_APPLE AND NOT LMMS_BUILD_OPENBSD)
+	SET_TARGET_PROPERTIES(veal PROPERTIES LINK_FLAGS "${LINK_FLAGS} -shared -Wl,-no-undefined")
+ENDIF()