WANT_LILV build macro for carla-discovery

src/carla-discovery/Makefile

@@ -35,6 +35,12 @@ BUILD_FLAGS += `pkg-config --cflags fluidsynth` -DWANT_FLUIDSYNTH
 LINK_FLAGS  += `pkg-config --libs fluidsynth`
 endif
 
+ifeq ($(LILV),)
+else
+BUILD_FLAGS += -DWANT_LILV
+LINK_FLAGS  += ../carla-lilv/carla_lilv.a
+endif
+
 
 all:
 	@echo "Build type must be unix32, unix64, win[e]32 or win[e]64"

src/carla-discovery/carla-discovery.cpp

@@ -42,11 +42,13 @@
 #include "ladspa/ladspa.h"
 #include "dssi/dssi.h"
 
+#ifdef WANT_LILV
 #include "lv2/atom.h"
 #include "lv2/event.h"
 #include "lv2/midi.h"
 #include "lilv/lilvmm.hpp"
 #define LV2_MIDI_LL__MidiPort "http://ll-plugins.nongnu.org/lv2/ext/MidiPort"
+#endif
 
 #define VST_FORCE_DEPRECATED 0
 #include "aeffectx.h"
@@ -765,6 +767,7 @@ void do_dssi_check(void* lib_handle)
 
 void do_lv2_check(const char* bundle)
 {
+#ifdef WANT_LILV
     std::string sbundle;
     sbundle += "file://";
     sbundle += bundle;
@@ -900,6 +903,10 @@ void do_lv2_check(const char* bundle)
         DISCOVERY_OUT("build", BINARY_TYPE);
         DISCOVERY_OUT("end", "------------");
     }
+#else
+    (void)bundle;
+    DISCOVERY_OUT("error", "LV2 support not available");
+#endif
 }
 
 void do_vst_check(void* lib_handle)