artdaq_utilities  v1_08_00
MetricMacros.hh
1 #ifndef artdaq_Plugins_MetricMacros_hh
2 #define artdaq_Plugins_MetricMacros_hh
3 
4 #include "artdaq-utilities/Plugins/MetricPlugin.hh"
5 namespace fhicl { class ParameterSet; }
6 #include "cetlib/compiler_macros.h"
7 
8 #include <memory>
9 
10 namespace artdaq {
17 typedef std::unique_ptr<artdaq::MetricPlugin> makeFunc_t(fhicl::ParameterSet const& ps, std::string const& app_name);
18 } // namespace artdaq
19 
20 #ifndef EXTERN_C_FUNC_DECLARE_START
21 #define EXTERN_C_FUNC_DECLARE_START extern "C" {
22 #endif
23 
24 #define DEFINE_ARTDAQ_METRIC(klass) \
25  EXTERN_C_FUNC_DECLARE_START \
26  std::unique_ptr<artdaq::MetricPlugin> \
27  make(fhicl::ParameterSet const& ps, std::string const& app_name, std::string const& metric_name) \
28  { \
29  return std::unique_ptr<artdaq::MetricPlugin>(new klass(ps, app_name, metric_name)); \
30  } \
31  }
32 
33 #endif /* artdaq_Plugins_MetricMacros_hh */
std::unique_ptr< artdaq::MetricPlugin > makeFunc_t(fhicl::ParameterSet const &ps, std::string const &app_name)
Make a MetricPlugin instance, loading the plugin if necessary.
Definition: MetricMacros.hh:17