artdaq  v3_02_01
GeneratorMacros.hh
1 #ifndef artdaq_Application_GeneratorMacros_hh
2 #define artdaq_Application_GeneratorMacros_hh
3 
4 #include "artdaq/Application/CommandableFragmentGenerator.hh"
5 #include "fhiclcpp/fwd.h"
6 
7 #include "cetlib/compiler_macros.h"
8 #include <memory>
9 
10 namespace artdaq
11 {
17  typedef std::unique_ptr<artdaq::CommandableFragmentGenerator> makeFunc_t(fhicl::ParameterSet const& ps);
18 }
19 
20 #ifndef EXTERN_C_FUNC_DECLARE_START
21 #define EXTERN_C_FUNC_DECLARE_START extern "C" {
22 #endif
23 
24 #define DEFINE_ARTDAQ_COMMANDABLE_GENERATOR(klass) \
25  EXTERN_C_FUNC_DECLARE_START \
26  std::unique_ptr<artdaq::CommandableFragmentGenerator> \
27  make(fhicl::ParameterSet const & ps) { \
28  return std::unique_ptr<artdaq::CommandableFragmentGenerator>(new klass(ps)); \
29  }}
30 
31 #endif /* artdaq_Application_GeneratorMacros_hh */
std::unique_ptr< artdaq::CommandableFragmentGenerator > makeFunc_t(fhicl::ParameterSet const &ps)
Constructs a CommandableFragmentGenerator instance, and returns a pointer to it.