Function InitLogging

src/OpenColorIO/Logging.cpp:32–62

You must manually acquire the logging mutex before calling this. This will set g_logginglevel, g_initialized, g_loggingOverride

// You must manually acquire the logging mutex before calling this.
// This will set g_logginglevel, g_initialized, g_loggingOverride
void InitLogging()
{
    if(g_initialized) return;

    g_initialized = true;

    std::string levelstr;
    Platform::Getenv(OCIO_LOGGING_LEVEL_ENVVAR, levelstr);
    if(!levelstr.empty())
    {
        g_loggingOverride = true;
        g_logginglevel = LoggingLevelFromString(levelstr.c_str());

        if(g_logginglevel == LOGGING_LEVEL_UNKNOWN)
        {
            std::cerr << "[OpenColorIO Warning]: Invalid $OCIO_LOGGING_LEVEL specified. ";
            std::cerr << "Options: none (0), warning (1), info (2), debug (3)" << std::endl;
            g_logginglevel = LOGGING_LEVEL_DEFAULT;
        }
    }
    else
    {
        g_logginglevel = LOGGING_LEVEL_DEFAULT;
    }

    if (g_logginglevel == LOGGING_LEVEL_DEBUG)
    {
        std::cerr << "[OpenColorIO Debug]: Using OpenColorIO version: "
                  << GetVersion() << "\n";
    }
}

// That's the default logging function.
void DefaultLoggingFunction(const char * message)