Abandoning pragma once

libuavcan/dsdl_compiler/libuavcan_dsdl_compiler/__init__.py

@@ -165,6 +165,7 @@ def generate_one_type(template_expander, t):
     t.short_name = t.full_name.split('.')[-1]
     t.cpp_type_name = t.short_name + '_'
     t.cpp_full_type_name = '::' + t.full_name.replace('.', '::')
+    t.include_guard = t.full_name.replace('.', '_').upper() + '_HPP_INCLUDED'
 
     # Dependencies (no duplicates)
     def fields_includes(fields):

libuavcan/dsdl_compiler/libuavcan_dsdl_compiler/data_type_template.tmpl

@@ -6,7 +6,8 @@
  * Source file: ${t.source_file}
  */
 
-#pragma once
+#ifndef ${t.include_guard}
+#define ${t.include_guard}
 
 #include <uavcan/build_config.hpp>
 #include <uavcan/node/global_data_type_registry.hpp>
@@ -385,3 +386,5 @@ ${define_streaming_operator(type_name=t.cpp_full_type_name)}
 % for nsc in t.cpp_namespace_components:
 }
 % endfor
+
+#endif // ${t.include_guard}