/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/*
 * File:        logger.c
 * Description: test program for logging's basic functions
 */

#include "prinit.h"
#include "prlog.h"
#include "prlock.h"
#include "prcvar.h"
#include "prthread.h"
#include "prinrval.h"

#include <stdio.h>

/* lth. re-define PR_LOG() */
#if 0
#undef PR_LOG_TEST
#undef PR_LOG
#define PR_LOG_TEST(_module, _level) ((_module)->level <= (_level))
#define PR_LOG(_module, _level, _args)    \
    {                                     \
        if (PR_LOG_TEST(_module, _level)) \
            PR_LogPrint _args;            \
    }
#endif

static void
Error(const char* msg)
{
    printf("\t%s\n", msg);
} /* Error */

static void PR_CALLBACK
forked(void* arg)
{
    PRIntn i;
    PRLock* ml;
    PRCondVar* cv;

    PR_LogPrint("%s logging creating mutex\n", (const char*)arg);
    ml = PR_NewLock();
    PR_LogPrint("%s logging creating condition variable\n", (const char*)arg);
    cv = PR_NewCondVar(ml);

    PR_LogPrint("%s waiting on condition timeout 10 times\n", (const char*)arg);
    for (i = 0; i < 10; ++i) {
        PR_Lock(ml);
        PR_WaitCondVar(cv, PR_SecondsToInterval(1));
        PR_Unlock(ml);
    }

    PR_LogPrint("%s logging destroying condition variable\n", (const char*)arg);
    PR_DestroyCondVar(cv);
    PR_LogPrint("%s logging destroying mutex\n", (const char*)arg);
    PR_DestroyLock(ml);
    PR_LogPrint("%s forked thread exiting\n", (const char*)arg);
}

static void
UserLogStuff(void)
{
    PRLogModuleInfo* myLM;
    PRIntn i;

    myLM = PR_NewLogModule("userStuff");
    if (!myLM) {
        printf("UserLogStuff(): can't create new log module\n");
        return;
    }

    PR_LOG(myLM, PR_LOG_NOTICE, ("Log a Notice %d\n", 1));

    for (i = 0; i < 10; i++) {
        PR_LOG(myLM, PR_LOG_DEBUG, ("Log Debug number: %d\n", i));
        PR_Sleep(300);
    }

} /* end UserLogStuff() */

int
main(int argc, char** argv)
{
    PRThread* thread;

    PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0);

    if (argc > 1) {
        if (!PR_SetLogFile(argv[1])) {
            Error("Access: Cannot create log file");
            goto exit;
        }
    }

    /* Start logging something here */
    PR_LogPrint("%s logging into %s\n", argv[0], argv[1]);

    PR_LogPrint("%s creating new thread\n", argv[0]);

    /*
    ** Now change buffering.
    */
    PR_SetLogBuffering(65500);
    thread = PR_CreateThread(PR_USER_THREAD, forked, (void*)argv[0],
                             PR_PRIORITY_NORMAL, PR_LOCAL_THREAD,
                             PR_JOINABLE_THREAD, 0);
    PR_LogPrint("%s joining thread\n", argv[0]);

    UserLogStuff();

    PR_JoinThread(thread);

    PR_LogFlush();
    return 0;

exit:
    return -1;
}

/* logger.c */