MessageFacility.h

#ifndef OTSDAQ_CORE_MESSAGEFACILITY_MESSAGEFACILITY_H
#define OTSDAQ_CORE_MESSAGEFACILITY_MESSAGEFACILITY_H
 
#include "otsdaq/Macros/CoutMacros.h"
 
#include <messagefacility/MessageLogger/MessageLogger.h>
#include "artdaq-core/Utilities/configureMessageFacility.hh"
 
namespace ots
{
static bool MESSAGE_FACILITY_INITIALIZED;
 
inline void INIT_MF(const char* name)
{
    if(MESSAGE_FACILITY_INITIALIZED)
        return;
 
    char* logRootString = getenv("OTSDAQ_LOG_ROOT");
    if(logRootString == nullptr)
    {
        __COUT_ERR__ << "\n**********************************************************"
                     << std::endl;
        __COUT_ERR__ << "WARNING: OTSDAQ_LOG_ROOT environment variable was not set!"
                     << std::endl;
        __COUT_ERR__ << "**********************************************************\n"
                     << std::endl;
        // exit(0);
    }
    else
        setenv("ARTDAQ_LOG_ROOT", logRootString, 1);
 
    char* logFhiclCode = getenv("OTSDAQ_LOG_FHICL");
    if(logFhiclCode == nullptr)
    {
        __COUT_ERR__ << "\n***********************************************************"
                     << std::endl;
        __COUT_ERR__ << "WARNING: OTSDAQ_LOG_FHICL environment variable was not set!"
                     << std::endl;
        __COUT_ERR__ << "***********************************************************\n"
                     << std::endl;
        // exit(0);
    }
    else
    {
        setenv("ARTDAQ_LOG_FHICL", logFhiclCode, 1);
 
        char* userDataString = getenv("USER_DATA");
        if(userDataString == nullptr)
        {
            __COUT_ERR__
                << "\n***********************************************************"
                << std::endl;
            __COUT_ERR__ << "WARNING: USER_DATA environment variable was not set!"
                         << std::endl;
            __COUT_ERR__
                << "***********************************************************\n"
                << std::endl;
            __SS__ << "WARNING: USER_DATA environment variable was not set!" << std::endl;
            __SS_THROW__;
        }
 
        setenv(
            "DAQINTERFACE_MESSAGEFACILITY_FHICL",  
            (std::string(userDataString) +
             "/MessageFacilityConfigurations/ARTDAQInterfaceMessageFacilityGen.fcl")
                .c_str(),
            1);
    }
 
    __COUT__ << "Configuring message facility with " << logFhiclCode << __E__;
    {
        FILE*        fp        = fopen(logFhiclCode, "r");
        unsigned int charCount = 0;
        while(fp)
        {
            ++charCount;
            char line[100];
            while(fgets(line, 100, fp))
            {
                std::cout << line;
                charCount += strlen(line);
            }
            std::cout << __E__;
 
            fclose(fp);
            fp = 0;
 
            if(charCount < 10)
            {
                std::cout << "Retry - Was file really empty? " << logFhiclCode << __E__;
                sleep(1);
                fp = fopen(logFhiclCode, "r");
            }
        }
    }
    artdaq::configureMessageFacility(name /*application name*/,
                                     false /*cout display*/,
                                     true /*enable debug messages*/);
 
    artdaq::setMsgFacAppName(name, 0);
 
    MESSAGE_FACILITY_INITIALIZED = true;
 
}  // end INIT_MF()
 
}  // namespace ots
 
#endif