/* 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 "prinit.h"
#include "prio.h"
#include "prprf.h"
#include "prdtoa.h"
#include "plgetopt.h"

#include <stdlib.h>

static void
Help(void)
{
    PRFileDesc* err = PR_GetSpecialFD(PR_StandardError);
    PR_fprintf(err, "Usage: /.strod [-n n] [-l n] [-h]\n");
    PR_fprintf(err,
               "\t-n n Number to translate    (default: 1234567890123456789)\n");
    PR_fprintf(err, "\t-l n Times to loop the test (default: 1)\n");
    PR_fprintf(err, "\t-h   This message and nothing else\n");
} /* Help */

static PRIntn PR_CALLBACK
RealMain(PRIntn argc, char** argv)
{
    PLOptStatus os;
    PRIntn loops = 1;
    PRFloat64 answer;
    const char* number = "1234567890123456789";
    PRFileDesc* err = PR_GetSpecialFD(PR_StandardError);
    PLOptState* opt = PL_CreateOptState(argc, argv, "hc:l:");

    while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) {
        if (PL_OPT_BAD == os) {
            continue;
        }
        switch (opt->option) {
            case 'n': /* number to translate */
                number = opt->value;
                break;
            case 'l': /* number of times to run the tests */
                loops = atoi(opt->value);
                break;
            case 'h':     /* user wants some guidance */
                Help();   /* so give him an earful */
                return 2; /* but not a lot else */
                break;
            default:
                break;
        }
    }
    PL_DestroyOptState(opt);

    PR_fprintf(err, "Settings\n");
    PR_fprintf(err, "\tNumber to translate %s\n", number);
    PR_fprintf(err, "\tLoops to run test: %d\n", loops);

    while (loops--) {
        answer = PR_strtod(number, NULL);
        PR_fprintf(err, "Translation = %20.0f\n", answer);
    }
    return 0;
}

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

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