[codegen][CMakeLists] define PYCPPAD_BUILD_CPPAD_CODEGEN_BINDINGS

Author: proyan

CMakeLists.txt

@@ -31,7 +31,7 @@ SET(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/find-external/CppAD/" ${CMAKE_M
 # Project definition
 COMPUTE_PROJECT_ARGS(PROJECT_ARGS LANGUAGES CXX)
 PROJECT(${PROJECT_NAME} ${PROJECT_ARGS})
-CHECK_MINIMAL_CXX_STANDARD(14 ENFORCE)
+CHECK_MINIMAL_CXX_STANDARD(11 ENFORCE)
 
 
 FINDPYTHON()
@@ -46,6 +46,13 @@ ADD_PROJECT_DEPENDENCY(cppad 20180000.0 REQUIRED PKG_CONFIG_REQUIRES "cppad >= 2
 ADD_PROJECT_DEPENDENCY(Eigen3 REQUIRED PKG_CONFIG_REQUIRES "eigen3 >= 3.0.5")
 ADD_PROJECT_DEPENDENCY(eigenpy 2.6.5 REQUIRED)
 
+OPTION(BUILD_CODEGEN_BINDINGS "Build the python bindings for code generation (via CppADCodeGen)" ON)
+
+IF(BUILD_CODEGEN_BINDINGS)
+  ADD_PROJECT_DEPENDENCY(cppadcg 2.4.1 REQUIRED PKG_CONFIG_REQUIRES "cppadcg >= 2.4.1") # CppADCodeGen 2.4.1 is the first version to check the minimal version of CppAD
+  ADD_DEFINITIONS(-DPYCPPAD_BUILD_CPPAD_CODEGEN_BINDINGS) 
+ENDIF(BUILD_CODEGEN_BINDINGS)
+
 SET(${PROJECT_NAME}_HEADERS
   include/${PROJECT_NAME}/fwd.hpp
   include/${PROJECT_NAME}/ad.hpp
@@ -59,6 +66,13 @@ SET(${PROJECT_NAME}_SOURCES
   src/cppad.cpp
   )
 
+IF(BUILD_CODEGEN_BINDINGS)
+  LIST(APPEND ${PROJECT_NAME}_HEADERS
+    include/${PROJECT_NAME}/codegen/cg.hpp
+    include/${PROJECT_NAME}/codegen/cppadcg-scalar.hpp
+    )
+ENDIF(BUILD_CODEGEN_BINDINGS)
+
 ADD_LIBRARY(${PROJECT_NAME} SHARED ${${PROJECT_NAME}_SOURCES} ${${PROJECT_NAME}_HEADERS})
 
 IF(SUFFIX_SO_VERSION)