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logging.cpp
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72 lines (57 loc) · 1.95 KB
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#include "logging.hpp"
#include <cpptrace/forward.hpp>
#include <cpptrace/utils.hpp>
#include <atomic>
CPPTRACE_BEGIN_NAMESPACE
namespace detail {
std::atomic<log_level> current_log_level(log_level::warning); // NOSONAR
void default_null_logger(log_level, const char*) {}
void default_stderr_logger(log_level level, const char* message) {
microfmt::print(std::cerr, "[cpptrace {}] {}\n", to_string(level), message);
}
std::function<void(log_level, const char*)>& log_callback() {
static std::function<void(log_level, const char*)> callback{default_null_logger};
return callback;
}
void do_log(log_level level, const char* message) {
if(level < current_log_level) {
return;
}
log_callback()(level, message);
}
namespace log {
void error(const char* message) {
do_log(log_level::error, message);
}
void warn(const char* message) {
do_log(log_level::warning, message);
}
void info(const char* message) {
do_log(log_level::info, message);
}
void debug(const char* message) {
do_log(log_level::debug, message);
}
}
}
CPPTRACE_END_NAMESPACE
CPPTRACE_BEGIN_NAMESPACE
void set_log_level(log_level level) {
detail::current_log_level = level;
}
void set_log_callback(std::function<void(log_level, const char*)> callback) {
detail::log_callback() = std::move(callback);
}
void use_default_stderr_logger() {
detail::log_callback() = detail::default_stderr_logger;
}
const char* to_string(log_level level) {
switch(level) {
case log_level::debug: return "debug";
case log_level::info: return "info";
case log_level::warning: return "warning";
case log_level::error: return "error";
default: return "unknown log level";
}
}
CPPTRACE_END_NAMESPACE