Coerce XML files to C

.gitmodules

@@ -16,6 +16,6 @@
 [submodule "plugins/Xpressive/exprtk"]
 	path = plugins/Xpressive/exprtk
 	url = https://github.com/ArashPartow/exprtk
-[submodule "plugins/LadspaEffect/swh/swh"]
-	path = plugins/LadspaEffect/swh/swh
+[submodule "plugins/LadspaEffect/swh/ladspa"]
+	path = plugins/LadspaEffect/swh/ladspa
 	url = https://github.com/swh/ladspa

.travis/linux..install.sh

@@ -7,8 +7,11 @@ PACKAGES="cmake libsndfile-dev fftw3-dev libvorbis-dev libogg-dev libmp3lame-dev
 	libfluidsynth-dev portaudio19-dev wine-dev g++-multilib libfltk1.3-dev
 	libgig-dev libsoundio-dev"
 
+# swh build dependencies
+SWH_PACKAGES="perl libxml2-utils libxml-perl liblist-moreutils-perl"
+
 # Help with unmet dependencies
-PACKAGES="$PACKAGES libjack0"
+PACKAGES="$PACKAGES $SWH_PACKAGES libjack0"
 
 if [ "$QT5" ]; then
 	PACKAGES="$PACKAGES qt58base qt58translations qt58tools"

.travis/linux.win32.install.sh

@@ -14,11 +14,14 @@ MINGW_PACKAGES="mingw32-x-sdl mingw32-x-libvorbis mingw32-x-fluidsynth mingw32-x
 	mingw32-x-pkgconfig mingw32-x-binutils mingw32-x-gcc mingw32-x-runtime
 	mingw32-x-libgig mingw32-x-libsoundio mingw32-x-lame $MINGW_PACKAGES"
 
+# swh build dependencies
+SWH_PACKAGES="perl libxml2-utils libxml-perl liblist-moreutils-perl"
+
 export MINGW_PACKAGES
 
 "$TRAVIS_BUILD_DIR/.travis/linux.win.download.sh" win32
 
-PACKAGES="nsis cloog-isl libmpc3 qt4-linguist-tools mingw32 $MINGW_PACKAGES"
+PACKAGES="nsis cloog-isl libmpc3 qt4-linguist-tools mingw32 $MINGW_PACKAGES $SWH_PACKAGES"
 
 # shellcheck disable=SC2086
 sudo apt-get install -y $PACKAGES

plugins/LadspaEffect/swh/CMakeLists.txt

@@ -0,0 +1,103 @@
+# Create blank config.h
+FILE(WRITE ladspa/config.h "")
+
+# Precompiler PIC Macro
+IF(LMMS_BUILD_WIN32)
+	SET(PIC_FLAGS "")
+ELSE()
+	SET(PIC_FLAGS "-fPIC -DPIC")
+ENDIF()
+
+# Additional link flags
+IF(LMMS_BUILD_WIN32 AND MINGW_PREFIX)
+	SET(LINK_FLAGS "${LINK_FLAGS} -shared -Wl,-no-undefined -Wl,-Bsymbolic -lm")
+ELSEIF(LMMS_BUILD_APPLE)
+	SET(LINK_FLAGS "${LINK_FLAGS} -Bsymbolic -lm")
+ENDIF()
+
+# Additional compile flags
+SET(COMPILE_FLAGS "${COMPILE_FLAGS} -O3 -Wall")
+SET(COMPILE_FLAGS "${COMPILE_FLAGS} -fomit-frame-pointer -fstrength-reduce -funroll-loops -ffast-math -c -fno-strict-aliasing")
+SET(COMPILE_FLAGS "${COMPILE_FLAGS} ${PIC_FLAGS}")
+
+# Loop over every XML file
+FILE(GLOB XML_SOURCES "${CMAKE_CURRENT_SOURCE_DIR}/ladspa/*.xml")
+LIST(SORT XML_SOURCES)
+FOREACH(_item ${XML_SOURCES})
+	# Get library name and (soon to be) C file
+	GET_FILENAME_COMPONENT(_plugin "${_item}" NAME_WE)
+	SET(_out_file "${CMAKE_CURRENT_SOURCE_DIR}/ladspa/${_plugin}.c")
+
+	# Coerce XML source file to C
+	ADD_CUSTOM_COMMAND(
+		OUTPUT "${_out_file}"
+		COMMAND ./makestub.pl "${_item}" > "${_out_file}"
+		DEPENDS "${_item}"
+		WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/ladspa"
+		VERBATIM
+	)
+
+	# Add a library target for this C file, which depends on success of makestup.pl
+	ADD_LIBRARY("${_plugin}" MODULE "${_out_file}")
+
+	# Vocoder does not use fftw
+	IF(NOT ("${_plugin}" STREQUAL "vocoder_1337"))
+		TARGET_LINK_LIBRARIES("${_plugin}" -lfftw3f)
+	ENDIF()
+
+	SET_TARGET_PROPERTIES("${_plugin}" PROPERTIES PREFIX "")
+	SET_TARGET_PROPERTIES("${_plugin}" PROPERTIES COMPILE_FLAGS "${COMPILE_FLAGS}")
+	SET_TARGET_PROPERTIES("${_plugin}" PROPERTIES LINK_FLAGS "${LINK_FLAGS}")
+	INSTALL(TARGETS "${_plugin}" LIBRARY DESTINATION "${PLUGIN_DIR}/ladspa")
+ENDFOREACH()
+
+ADD_DEFINITIONS(-DFFTW3)
+INCLUDE_DIRECTORIES(
+	"${CMAKE_SOURCE_DIR}/include"
+	"${CMAKE_CURRENT_SOURCE_DIR}/ladspa"
+	${FFTW3F_INCLUDE_DIRS}
+	"${CMAKE_BINARY_DIR}"
+)
+LINK_DIRECTORIES(${FFTW3F_LIBRARY_DIRS})
+
+ADD_LIBRARY(iir STATIC ladspa/util/iir.c)
+SET_TARGET_PROPERTIES(iir PROPERTIES COMPILE_FLAGS "${PIC_FLAGS}")
+TARGET_LINK_LIBRARIES(bandpass_a_iir_1893 iir)
+TARGET_LINK_LIBRARIES(bandpass_iir_1892 iir)
+TARGET_LINK_LIBRARIES(butterworth_1902 iir)
+TARGET_LINK_LIBRARIES(highpass_iir_1890 iir)
+TARGET_LINK_LIBRARIES(lowpass_iir_1891 iir)
+TARGET_LINK_LIBRARIES(notch_iir_1894 iir)
+
+FILE(GLOB GSM_SOURCES "${CMAKE_CURRENT_SOURCE_DIR}/ladspa/gsm/*.c")
+LIST(SORT GSM_SOURCES)
+ADD_LIBRARY(gsm STATIC ${GSM_SOURCES})
+SET_TARGET_PROPERTIES(gsm PROPERTIES COMPILE_FLAGS "${PIC_FLAGS}")
+TARGET_LINK_LIBRARIES(gsm_1215 gsm)
+
+ADD_LIBRARY(gverb STATIC ladspa/gverb/gverb.c ladspa/gverb/gverbdsp.c)
+SET_TARGET_PROPERTIES(gverb PROPERTIES COMPILE_FLAGS "${PIC_FLAGS}")
+TARGET_LINK_LIBRARIES(gverb_1216 gverb)
+
+ADD_LIBRARY(blo STATIC ladspa/util/blo.c)
+SET_TARGET_PROPERTIES(blo PROPERTIES COMPILE_FLAGS "${PIC_FLAGS}")
+TARGET_LINK_LIBRARIES(analogue_osc_1416 blo)
+TARGET_LINK_LIBRARIES(fm_osc_1415 blo)
+TARGET_LINK_LIBRARIES(hermes_filter_1200 blo)
+
+ADD_LIBRARY(rms STATIC ladspa/util/rms.c)
+ADD_LIBRARY(db STATIC ladspa/util/db.c)
+SET_TARGET_PROPERTIES(rms PROPERTIES COMPILE_FLAGS "${PIC_FLAGS}")
+SET_TARGET_PROPERTIES(db PROPERTIES COMPILE_FLAGS "${PIC_FLAGS}")
+TARGET_LINK_LIBRARIES(sc1_1425 rms db)
+TARGET_LINK_LIBRARIES(sc2_1426 rms db)
+TARGET_LINK_LIBRARIES(sc3_1427 rms db)
+TARGET_LINK_LIBRARIES(sc4_1882 rms db)
+TARGET_LINK_LIBRARIES(sc4m_1916 rms db)
+TARGET_LINK_LIBRARIES(se4_1883 rms db)
+
+ADD_LIBRARY(pitchscale STATIC ladspa/util/pitchscale.c)
+SET_TARGET_PROPERTIES(pitchscale PROPERTIES COMPILE_FLAGS "${PIC_FLAGS}")
+TARGET_LINK_LIBRARIES(pitchscale -lfftw3f)
+TARGET_LINK_LIBRARIES(pitch_scale_1193 pitchscale)
+TARGET_LINK_LIBRARIES(pitch_scale_1194 pitchscale)