/* This work is licensed under a Creative Commons CCZero 1.0 Universal License.
 * See http://creativecommons.org/publicdomain/zero/1.0/ for more information. */

#include <stdio.h>
#include <stdarg.h>
#include "ua_log_stdout.h"
#include "ua_types_generated.h"
#include "ua_types_generated_handling.h"

#ifdef UA_ENABLE_MULTITHREADING
#include <pthread.h>
static pthread_mutex_t printf_mutex = PTHREAD_MUTEX_INITIALIZER;
#endif

const char *LogLevelNames[6] = {"trace", "debug", "info", "warning", "error", "fatal"};
const char *LogCategoryNames[6] = {"network", "channel", "session", "server", "client", "userland"};

#if (defined(__GNUC__) && defined(__GNUC_MINOR__) && __GNUC__ >= 4 && __GNUC_MINOR__ >= 6) || \
    defined(__clang__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wformat-nonliteral"
#endif

void
UA_Log_Stdout(UA_LogLevel level, UA_LogCategory category,
              const char *msg, va_list args) {
    UA_String t = UA_DateTime_toString(UA_DateTime_now());
#ifdef UA_ENABLE_MULTITHREADING
    pthread_mutex_lock(&printf_mutex);
#endif
    printf("[%.23s] %s/%s\t", t.data, LogLevelNames[level], LogCategoryNames[category]);
    vprintf(msg, args);
    printf("\n");
    fflush(stdout);
#ifdef UA_ENABLE_MULTITHREADING
    pthread_mutex_unlock(&printf_mutex);
#endif
    UA_ByteString_deleteMembers(&t);
}

#if (defined(__GNUC__) && defined(__GNUC_MINOR__) && __GNUC__ >= 4 && __GNUC_MINOR__ >= 6) || \
    defined(__clang__)
# pragma GCC diagnostic pop
#endif