nsprpub/pr/tests/openfile.c

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is the Netscape Portable Runtime (NSPR).
  16  *
  17  * The Initial Developer of the Original Code is
  18  * Netscape Communications Corporation.
  19  * Portions created by the Initial Developer are Copyright (C) 2000
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *
  24  * Alternatively, the contents of this file may be used under the terms of
  25  * either the GNU General Public License Version 2 or later (the "GPL"), or
  26  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  27  * in which case the provisions of the GPL or the LGPL are applicable instead
  28  * of those above. If you wish to allow use of your version of this file only
  29  * under the terms of either the GPL or the LGPL, and not to allow others to
  30  * use your version of this file under the terms of the MPL, indicate your
  31  * decision by deleting the provisions above and replace them with the notice
  32  * and other provisions required by the GPL or the LGPL. If you do not delete
  33  * the provisions above, a recipient may use your version of this file under
  34  * the terms of any one of the MPL, the GPL or the LGPL.
  35  *
  36  * ***** END LICENSE BLOCK ***** */
  37
  38 /*
  39  * This test calls PR_OpenFile to create a bunch of files
  40  * with various file modes.
  41  */
  42
  43 #include "prio.h"
  44 #include "prerror.h"
  45 #include "prinit.h"
  46
  47 #include <stdio.h>
  48 #include <stdlib.h>
  49
  50 #define TEMPLATE_FILE_NAME "template.txt"
  51
  52 int main()
  53 {
  54     FILE *template;
  55     char buf[32];
  56     PRInt32 nbytes;
  57     PRFileDesc *fd;
  58
  59
  60     /* Write in text mode.  Let stdio deal with line endings. */
  61     template = fopen(TEMPLATE_FILE_NAME, "w");
  62     fputs("line 1\nline 2\n", template);
  63     fclose(template);
  64
  65     /* Read in binary mode */
  66     fd = PR_OpenFile(TEMPLATE_FILE_NAME, PR_RDONLY, 0666);
  67     nbytes = PR_Read(fd, buf, sizeof(buf));
  68     PR_Close(fd);
  69     PR_Delete(TEMPLATE_FILE_NAME);
  70
  71     fd = PR_OpenFile("tfil0700.txt", PR_RDWR | PR_CREATE_FILE, 0700);
  72     if (NULL == fd) {
  73         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",
  74                 PR_GetError(), PR_GetOSError());
  75         exit(1);
  76     }
  77     PR_Write(fd, buf, nbytes);
  78     PR_Close(fd);
  79
  80     fd = PR_OpenFile("tfil0500.txt", PR_RDWR | PR_CREATE_FILE, 0500);
  81     if (NULL == fd) {
  82         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",
  83                 PR_GetError(), PR_GetOSError());
  84         exit(1);
  85     }
  86     PR_Write(fd, buf, nbytes);
  87     PR_Close(fd);
  88
  89     fd = PR_OpenFile("tfil0400.txt", PR_RDWR | PR_CREATE_FILE, 0400);
  90     if (NULL == fd) {
  91         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",
  92                 PR_GetError(), PR_GetOSError());
  93         exit(1);
  94     }
  95     PR_Write(fd, buf, nbytes);
  96     PR_Close(fd);
  97
  98     fd = PR_OpenFile("tfil0644.txt", PR_RDWR | PR_CREATE_FILE, 0644);
  99     if (NULL == fd) {
 100         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",
 101                 PR_GetError(), PR_GetOSError());
 102         exit(1);
 103     }
 104     PR_Write(fd, buf, nbytes);
 105     PR_Close(fd);
 106
 107     fd = PR_OpenFile("tfil0664.txt", PR_RDWR | PR_CREATE_FILE, 0664);
 108     if (NULL == fd) {
 109         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",
 110                 PR_GetError(), PR_GetOSError());
 111         exit(1);
 112     }
 113     PR_Write(fd, buf, nbytes);
 114     PR_Close(fd);
 115
 116     fd = PR_OpenFile("tfil0660.txt", PR_RDWR | PR_CREATE_FILE, 0660);
 117     if (NULL == fd) {
 118         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",
 119                 PR_GetError(), PR_GetOSError());
 120         exit(1);
 121     }
 122     PR_Write(fd, buf, nbytes);
 123     PR_Close(fd);
 124
 125     fd = PR_OpenFile("tfil0666.txt", PR_RDWR | PR_CREATE_FILE, 0666);
 126     if (NULL == fd) {
 127         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",
 128                 PR_GetError(), PR_GetOSError());
 129         exit(1);
 130     }
 131     PR_Write(fd, buf, nbytes);
 132     PR_Close(fd);
 133
 134     fd = PR_OpenFile("tfil0640.txt", PR_RDWR | PR_CREATE_FILE, 0640);
 135     if (NULL == fd) {
 136         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",
 137                 PR_GetError(), PR_GetOSError());
 138         exit(1);
 139     }
 140     PR_Write(fd, buf, nbytes);
 141     PR_Close(fd);
 142
 143     PR_Cleanup();
 144     return 0;
 145 }