Fix C-API Compilation Error (#3311)

Fix C-API Compilation Error

paddle/framework/CMakeLists.txt

@@ -35,6 +35,8 @@ add_dependencies(framework_py_proto framework_py_proto_init)
 
 cc_library(backward SRCS backward.cc DEPS net_op)
 cc_test(backward_test SRCS backward_test.cc DEPS backward)
+
+if(WITH_PYTHON)
 cc_library(paddle_pybind SHARED
     SRCS pybind.cc
     DEPS pybind python backward
@@ -45,3 +47,4 @@ cc_library(paddle_pybind SHARED
 	cross_entropy_op
 	fill_zeros_like_op
 	recurrent_op)
+endif(WITH_PYTHON)

paddle/scripts/docker/build.sh

@@ -33,6 +33,9 @@ Configuring cmake in /paddle/build ...
       -DWITH_AVX=${WITH_AVX:-OFF}
       -DWITH_GOLANG=${WITH_GOLANG:-OFF}
       -DWITH_SWIG_PY=ON
+      -DWITH_C_API=${WITH_C_API:-OFF}
+      -DWITH_PYTHON=${WITH_PYTHON:-ON}
+      -DWITH_SWIG_PY=${WITH_SWIG_PY:-ON}
       -DCUDNN_ROOT=/usr/
       -DWITH_STYLE_CHECK=${WITH_STYLE_CHECK:-OFF}
       -DWITH_TESTING=${WITH_TESTING:-OFF}
@@ -49,7 +52,9 @@ cmake .. \
       -DWITH_GPU=${WITH_GPU:-OFF} \
       -DWITH_AVX=${WITH_AVX:-OFF} \
       -DWITH_GOLANG=${WITH_GOLANG:-OFF} \
-      -DWITH_SWIG_PY=ON \
+      -DWITH_SWIG_PY=${WITH_SWIG_PY:-ON} \
+      -DWITH_C_API=${WITH_C_API:-OFF} \
+      -DWITH_PYTHON=${WITH_PYTHON:-ON} \
       -DCUDNN_ROOT=/usr/ \
       -DWITH_STYLE_CHECK=${WITH_STYLE_CHECK:-OFF} \
       -DWITH_TESTING=${WITH_TESTING:-OFF} \