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/*-
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 * Copyright (c) 2009, Kohsuke Ohtani
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 * 3. Neither the name of the author nor the names of any co-contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 */
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/*
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 * creat.c - file creation test.
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 */
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <err.h>
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#include <errno.h>
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#define FILE_NUM 100
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static char path[128];
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int
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main(int argc, char *argv[])
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{
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        int fd, i;
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        char file[128];
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        pid_t pid = getpid();
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        sprintf(path, "t%05d", pid);
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        if (mkdir(path, 0770) < 0)
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                err(1, "mkdir(%s)", path);
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        if (chdir(path) == -1)
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                err(1, "chdir(%s)", path);
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        for (i = 0; i < FILE_NUM; i++) {
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                sprintf(file, "p%05d.%03d", pid, i);
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                if ((fd = creat(file, 0660)) == -1) {
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                        if (errno != EINTR) {
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                                warn("creat(%s)", file);
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                                break;
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                        }
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                }
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                if (fd != -1 && close(fd) == -1)
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                        err(2, "close(%d)", i);
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        }
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        for (i--; i >= 0; i--) {
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                sprintf(file, "p%05d.%03d", pid, i);
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                if (unlink(file) == -1)
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                        err(3, "unlink(%s)", file);
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        }
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        return (0);
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}