only build ladspa plugins if ladspa.h is found

git-svn-id: https://sc3-plugins.svn.sourceforge.net/svnroot/sc3-plugins@459 a81c72af-a122-0410-9629-e4559562533e
kylerbrown · Dec 5, 2010 · 5ae798b · 5ae798b
1 parent e06e62d
commit 5ae798b
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
@@ -70,8 +70,11 @@ endforeach(plugin)
 add_library(MdaUGens MODULE MdaUGens/MdaUGens.cpp)
 add_library(MembraneUGens MODULE Membrane_shape.c Membrane.cpp)
 
-add_library(LadspaUGen MODULE LadspaUGen/LadspaUGen.cpp LadspaUGen/search.c)
-list(APPEND plugins LadspaUGen)
+find_path(LADSPA_INCLUDE_DIR NAMES ladspa.h PATHS /usr/local/include /usr/include)
+if (LADSPA_INCLUDE_DIR)
+    add_library(LadspaUGen MODULE LadspaUGen/LadspaUGen.cpp LadspaUGen/search.c)
+    list(APPEND plugins LadspaUGen)
+endif()
 
 file(GLOB MLfftwSources MLfftwUGens/*cpp)
 add_library(MLfftwUGens MODULE ${MLfftwSources})