Guard LibsToOso compilation with BUILD_RENDER dependency check

Author: chellmuth

source/MaterialXGenOsl/CMakeLists.txt

@@ -24,31 +24,34 @@ mx_add_library(MaterialXGenOsl
     EXPORT_DEFINE
         MATERIALX_GENOSL_EXPORTS)
 
-file(GLOB GenNodes_SRC "${CMAKE_CURRENT_SOURCE_DIR}/LibsToOso.cpp")
-
-set(MATERIALX_LIBRARIES
-    MaterialXCore
-    MaterialXFormat
-    MaterialXGenShader
-    MaterialXGenOsl
-    MaterialXRenderOsl)
-
-add_executable(MaterialXGenOsl_LibsToOso ${GenNodes_SRC})
-
-target_link_libraries(
-    MaterialXGenOsl_LibsToOso
-    ${MATERIALX_LIBRARIES})
-
-set_target_properties(
-    MaterialXGenOsl_LibsToOso PROPERTIES
-    INSTALL_RPATH "${MATERIALX_UP_ONE_RPATH}")
-
-# TODO: We likely want to install that file elsewhere and not under `bin`,
-# if at all, as we maybe want to keep this executable available at build time only.
-install(TARGETS MaterialXGenOsl_LibsToOso
-    EXPORT MaterialX
-    RUNTIME DESTINATION ${MATERIALX_INSTALL_BIN_PATH})
-if(MSVC)
-    install(FILES $<TARGET_PDB_FILE:MaterialXGenOsl_LibsToOso>
-            DESTINATION ${MATERIALX_INSTALL_BIN_PATH} OPTIONAL)
+# FIXME: LibsToOso has a dependency on the OslRenderer.
+if (MATERIALX_BUILD_RENDER)
+    file(GLOB GenNodes_SRC "${CMAKE_CURRENT_SOURCE_DIR}/LibsToOso.cpp")
+
+    set(MATERIALX_LIBRARIES
+        MaterialXCore
+        MaterialXFormat
+        MaterialXGenShader
+        MaterialXGenOsl
+        MaterialXRenderOsl)
+
+    add_executable(MaterialXGenOsl_LibsToOso ${GenNodes_SRC})
+
+    target_link_libraries(
+        MaterialXGenOsl_LibsToOso
+        ${MATERIALX_LIBRARIES})
+
+    set_target_properties(
+        MaterialXGenOsl_LibsToOso PROPERTIES
+        INSTALL_RPATH "${MATERIALX_UP_ONE_RPATH}")
+
+    # TODO: We likely want to install that file elsewhere and not under `bin`,
+    # if at all, as we maybe want to keep this executable available at build time only.
+    install(TARGETS MaterialXGenOsl_LibsToOso
+        EXPORT MaterialX
+        RUNTIME DESTINATION ${MATERIALX_INSTALL_BIN_PATH})
+    if(MSVC)
+        install(FILES $<TARGET_PDB_FILE:MaterialXGenOsl_LibsToOso>
+                DESTINATION ${MATERIALX_INSTALL_BIN_PATH} OPTIONAL)
+    endif()
 endif()