root / prex-0.9.0 / usr / test / creat / creat.c @ 03e9c04a
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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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} |