Logging.cpp

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#include "Logging.h"
 
#include <spdlog/common.h>
#include <spdlog/sinks/stdout_color_sinks.h>
#include <spdlog/spdlog.h>
 
#include <exception>
#include <iostream>
#include <map>
 
#ifdef USE_PETSC
#include <mpi.h>
#include <petscsys.h>
#endif
 
#include "Error.h"
 
namespace BaseLib
{
#ifdef USE_PETSC
std::shared_ptr<spdlog::logger> console = spdlog::stdout_color_mt("ogs");
#else   // USE_PETSC
std::shared_ptr<spdlog::logger> console = spdlog::stdout_color_st("ogs");
#endif  // USE_PETSC
 
void setConsoleLogLevel(std::string const& level_string)
{
    using namespace spdlog::level;
    std::map<std::string, level_enum> string_to_log_level = {
        {"none", off},  {"critical", critical}, {"error", err}, {"warn", warn},
        {"info", info}, {"debug", debug},       {"all", trace}};
 
    auto const level = string_to_log_level.find(level_string);
    if (level == string_to_log_level.end())
    {
        ERR("'{:s}' is not a valid log level!", level_string);
        OGS_FATAL("Wrong log level string.");
    }
    console->set_level(level->second);
    spdlog::set_default_logger(console);
}
 
void initOGSLogger(std::string const& log_level)
{
    BaseLib::setConsoleLogLevel(log_level);
    spdlog::set_pattern("%^%l:%$ %v");
    spdlog::set_error_handler(
        [](const std::string& msg)
        {
            std::cerr << "spdlog error: " << msg << std::endl;
            OGS_FATAL("spdlog logger error occurred.");
        });
}
}  // namespace BaseLib