/*-
 * Copyright (c) 2008 Peter Holm <pho@FreeBSD.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 */

/* Control program to run all the other test cases */

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <libgen.h>
#include <time.h>
#include <sys/param.h>
#include <sys/wait.h>
#include <err.h>

#include "stress.h"

#define MAXAV 10
static char *av[MAXAV];
static int loop = 1;

int
setup(int nb)
{
        return (0);
}

void
cleanup(void)
{
}

static char **
mkargv(char *name)
{
        av[0] = name;
        av[1] = NULL;
        return (av);
}

static void
clean(void)
{
        char buf[132];

        /* cleanup after the syscall test */
        snprintf(buf, sizeof(buf),
                "cd %s; find . -type d -mtime -1 -exec chmod 777 {} \\;", op->wd);
        (void)system(buf);
        snprintf(buf, sizeof(buf),
                "cd %s; find . -type f -mtime -1 -exec chmod 666 {} \\;", op->wd);
        (void)system(buf);
        snprintf(buf, sizeof(buf),
                "cd %s; chflags \"nouappnd nouchg nouunlnk\" .", op->wd);
        (void)system(buf);
        snprintf(buf, sizeof(buf),
                "cd %s; rm -rf syscall.[0-9]* fifo.[0-9]* creat.[0-9]* "
                "p[0-9]*.d1 df lock", op->cd);
        (void)system(buf);
}

int
test(void)
{
        int i;
        int s;
        pid_t *r;
        char fullpath[MAXPATHLEN+1];
        time_t  t;
        char ct[80];
        struct tm *tm;

        r = (pid_t *)malloc(op->argc * sizeof(pid_t));

        (void)time(&t);
        tm = localtime(&t);
        (void) strftime(ct, sizeof(ct), "%T", tm);
        printf("%s Loop #%d\n", ct, loop++);

        for (i = 0; i < op->argc; i++) {
                if ((r[i] = fork()) == 0) {
                        snprintf(fullpath, sizeof(fullpath), "%s/%s", home,
                                op->argv[i]);
                        if (execv(fullpath, mkargv(basename(op->argv[i]))) == -1)
                                err(1, "execl(%s), %s:%d", fullpath, __FILE__,
                                        __LINE__);
                }
                if (r[i] < 0)
                        err(1, "fork(), %s:%d", __FILE__, __LINE__);
        }
        for (i = 0; i < op->argc; i++)
                if (r[i] != 0 && waitpid(r[i], &s, 0) == -1)
                        err(1, "waitpid(%d), %s:%d", r[i], __FILE__, __LINE__);
        free(r);

        clean();

        return (0);
}