dunedaq::timinglibs Namespace Reference

Namespaces
namespace	dal
namespace	timingcmd

Classes
class	TimingEndpointControllerBase
	TimingEndpointControllerBase is a DAQModule implementation that provides that provides a control interface for a timing endpoint. More...
class	TimingHardwareInterface
	TimingHardwareInterface sets up IPBus UHAL interface. More...
class	TimingHardwareManagerBase
	TimingHardwareManagerBase creates vectors of ints and writes them to the configured output queues. More...

Functions
void	resolve_environment_variables (std::string &input_string)

Function Documentation

resolve_environment_variables()

void dunedaq::timinglibs::resolve_environment_variables ( std::string & input_string )

inline

Definition at line 30 of file TimingHardwareInterface.cpp.

{
  static std::regex env_var_pattern("\\$\\{([^}]+)\\}");
  std::smatch match;
  while (std::regex_search(input_string, match, env_var_pattern)) {
    const char* s = getenv(match[1].str().c_str());
    const std::string env_var(s == nullptr ? "" : s);
    input_string.replace(match[0].first, match[0].second, env_var);
  }
}