Safeguard proto features when not present

Author: StevenAWhite

projects/biogears/CMakeLists.txt

@@ -39,7 +39,7 @@ endif()
 verify_package(Threads REQUIRED)
 verify_package(Eigen3 REQUIRED)
 verify_package(CodeSynthesis REQUIRED)
-verify_package(Protobuf REQUIRED)
+verify_package(Protobuf QUIET)
 
 if(Biogears_BUILD_PYTHON_BINDINGS)
   verify_package(pybind11 REQUIRED)
@@ -77,6 +77,9 @@ set_source_files_properties(${XSD_FILES} PROPERTIES
                 TRUE FOLDER schema
 )
 
+
+option(Biogears_USE_PROTO "Enable very experimental PROTOBUFF Support [DEVELOPER ONLY]" OFF)
+if (Biogears_USE_PROTO)
 # Proto Buffs
 file(GLOB_RECURSE PROTO_FILES CMAKE_CONFIGURE_DEPENDS  ${PROJECT_SOURCE_DIR}/share/proto/*.proto)
 
@@ -103,6 +106,7 @@ set_source_files_properties(${PROTO_FILES} PROPERTIES
                 HEADER_FILE_ONLY 
                 TRUE FOLDER schema)
 
+endif()
 # Version Source Code
 set_target_properties(xsd_bindings PROPERTIES FOLDER "Code Generators")
 

projects/biogears/libCDM/CMakeLists.txt

@@ -43,8 +43,10 @@ set(LIBBIO_CDM_SOURCES ${CDM_PUBLIC_SRCS} ${CDM_XSD_SRCS} ${CDM_PROTO_SRCS})
     CXX_STANDARD 20
     )
   set_target_properties(libbiogears_cdm PROPERTIES SOVERSION "${Biogears_LIB_VERSION}")
-  add_dependencies(libbiogears_cdm xsd_bindings proto_bindings)
-
+  add_dependencies(libbiogears_cdm xsd_bindings )
+  if (Biogears_USE_PROTO)
+    add_dependencies(libbiogears_cdm proto_bindings>)
+  endif()
   ###############################################################################
   # libBiogears_cdm COMPILATION & LINKAGE MODIFICATIONS
   ###############################################################################
@@ -62,7 +64,7 @@ set(LIBBIO_CDM_SOURCES ${CDM_PUBLIC_SRCS} ${CDM_XSD_SRCS} ${CDM_PROTO_SRCS})
 
   set(BIO_cdm_LIBS
             CodeSynthesis::XSD
-            protobuf::libprotobuf
+            $<$<BOOL:${Biogears_USE_PROTO}>:protobuf::libprotobuf>
             Eigen3::Eigen
   )
   target_link_libraries(libbiogears_cdm  PUBLIC ${BIO_cdm_LIBS} )