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h_cwd.c revision 1.1 
      1 /*      $NetBSD: h_cwd.c,v 1.1 2011/02/19 13:19:52 pooka Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
     17  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
     18  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
     21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
     23  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
     25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     26  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #include <sys/types.h>
     31 #include <sys/stat.h>
     32 
     33 #include <err.h>
     34 #include <errno.h>
     35 #include <string.h>
     36 #include <unistd.h>
     37 
     38 int
     39 main(void)
     40 {
     41 	char pwd[1024];
     42 
     43 	if (chdir("/rump") == -1)
     44 		err(1, "chdir1");
     45 	if (getcwd(pwd, sizeof(pwd)) == NULL)
     46 		err(1, "getcwd1");
     47 	if (strcmp(pwd, "/rump") != 0)
     48 		errx(1, "strcmp1");
     49 
     50 	if (mkdir("dir", 0777) == -1)
     51 		err(1, "mkdir2");
     52 	if (chdir("dir") == -1)
     53 		err(1, "chdir2");
     54 	if (getcwd(pwd, sizeof(pwd)) == NULL)
     55 		err(1, "getcwd2");
     56 	if (strcmp(pwd, "/rump/dir") != 0)
     57 		errx(1, "strcmp2");
     58 
     59 	if (mkdir("dir", 0777) == -1)
     60 		err(1, "mkdir3");
     61 	if (chdir("dir") == -1)
     62 		err(1, "chdir3");
     63 	if (getcwd(pwd, sizeof(pwd)) == NULL)
     64 		err(1, "getcwd3");
     65 	if (strcmp(pwd, "/rump/dir/dir") != 0)
     66 		errx(1, "strcmp3");
     67 
     68 	if (chdir("..") == -1)
     69 		err(1, "chdir4");
     70 	if (getcwd(pwd, sizeof(pwd)) == NULL)
     71 		err(1, "getcwd4");
     72 	if (strcmp(pwd, "/rump/dir") != 0)
     73 		errx(1, "strcmp4");
     74 
     75 	if (chdir("../../../../../../..") == -1)
     76 		err(1, "chdir5");
     77 	if (getcwd(pwd, sizeof(pwd)) == NULL)
     78 		err(1, "getcwd5");
     79 	if (strcmp(pwd, "/rump") != 0)
     80 		errx(1, "strcmp5");
     81 
     82 	if (chdir("/") == -1)
     83 		err(1, "chdir6");
     84 	if (getcwd(pwd, sizeof(pwd)) == NULL)
     85 		err(1, "getcwd6");
     86 	if (strcmp(pwd, "/") != 0)
     87 		errx(1, "strcmp6");
     88 
     89 	return 0;
     90 }
     91