/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */

#include "prio.h"
#include "prprf.h"
#include "prinit.h"
#include "prthread.h"
#include "prproces.h"
#include "prinrval.h"

#include "plgetopt.h"

#include <stdlib.h>

static PRInt32 dally = 0;
static PRFileDesc *err = NULL;
static PRBool verbose = PR_FALSE, force = PR_FALSE;

static void Help(void)
{
    PR_fprintf(err, "Usage: [-t s] [-h]\n");
    PR_fprintf(err, "\t-d   Verbose output              (default: FALSE)\n");
    PR_fprintf(err, "\t-x   Forced termination          (default: FALSE)\n");
    PR_fprintf(err, "\t-t   Time for thread to block    (default: 10 seconds)\n");
    PR_fprintf(err, "\t-h   This message and nothing else\n");
}  /* Help */

static void Dull(void *arg)
{
    PR_Sleep(PR_SecondsToInterval(dally));
    if (verbose && force) {
        PR_fprintf(err, "If you see this, the test failed\n");
    }
}  /* Dull */

static PRIntn PR_CALLBACK RealMain(PRIntn argc, char **argv)
{
    PLOptStatus os;
    PLOptState *opt = PL_CreateOptState(argc, argv, "ht:dx");

    err = PR_GetSpecialFD(PR_StandardError);

    while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
    {
        if (PL_OPT_BAD == os) {
            continue;
        }
        switch (opt->option)
        {
            case 'd':  /* verbosity */
                verbose = PR_TRUE;
                break;
            case 'x':  /* force exit */
                force = PR_TRUE;
                break;
            case 't':  /* seconds to dally in child */
                dally = atoi(opt->value);
                break;
            case 'h':  /* user wants some guidance */
            default:
                Help();  /* so give him an earful */
                return 2;  /* but not a lot else */
        }
    }
    PL_DestroyOptState(opt);

    if (0 == dally) {
        dally = 10;
    }

    /*
     * Create LOCAL and GLOBAL threads
     */
    (void)PR_CreateThread(
        PR_USER_THREAD, Dull, NULL, PR_PRIORITY_NORMAL,
        PR_LOCAL_THREAD, PR_UNJOINABLE_THREAD, 0);

    (void)PR_CreateThread(
        PR_USER_THREAD, Dull, NULL, PR_PRIORITY_NORMAL,
        PR_GLOBAL_THREAD, PR_UNJOINABLE_THREAD, 0);

    if (verbose)
        PR_fprintf(
            err, "Main is exiting now. Program should exit %s.\n",
            (force) ? "immediately" : "after child dally time");

    if (force)
    {
        PR_ProcessExit(0);
        if (verbose)
        {
            PR_fprintf(err, "You should not have gotten here.\n");
            return 1;
        }
    }
    return 0;

}


int main(int argc, char **argv)
{
    PRIntn rv;

    PR_STDIO_INIT();
    rv = PR_Initialize(RealMain, argc, argv, 0);
    return rv;
}  /* main */