desktop/source/pagein/pagein.c

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: pagein.c,v $
  10  * $Revision: 1.5 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 #include "file_image.h"
  32
  33 #include <unistd.h>
  34 #include <errno.h>
  35 #include <stdio.h>
  36 #include <string.h>
  37
  38 /* do_pagein */
  39 static int do_pagein (const char * filename, size_t * size)
  40 {
  41     int result;
  42     file_image image = FILE_IMAGE_INITIALIZER;
  43
  44     if ((result = file_image_open (&image, filename)) != 0)
  45         return (result);
  46
  47     if ((result = file_image_pagein (&image)) != 0)
  48     {
  49         fprintf (stderr, "file_image_pagein: %s\n", strerror(result));
  50         goto cleanup_and_leave;
  51     }
  52
  53     if (size)
  54     {
  55         *size = image.m_size;
  56     }
  57
  58 cleanup_and_leave:
  59     file_image_close (&image);
  60     return (result);
  61 }
  62
  63 /* main */
  64 int  main (int argc, char **argv)
  65 {
  66     int    i, v = 0;
  67     size_t nfiles = 0, nbytes = 0;
  68
  69     if (argc < 2)
  70     {
  71         fprintf (
  72             stderr,
  73             "%s: Usage: pagein [-v[v]] [-L<path>] [@]<filename> ...\n",
  74             argv[0]);
  75         return (1);
  76     }
  77
  78     for (i = 1; i < argc; i++)
  79     {
  80         FILE   * fp = 0;
  81         size_t   k  = 0;
  82
  83         if (argv[i][0] == '-')
  84         {
  85             /* option */
  86             int j = 1;
  87             switch (argv[i][j])
  88             {
  89                 case 'v':
  90                     /* verbosity level */
  91                     for (v += 1, j += 1; argv[i][j]; j++)
  92                         v += (argv[i][j] == 'v');
  93                     break;
  94                 case 'L':
  95                     /* search path */
  96                     if (chdir (&(argv[i][2])) == -1)
  97                         fprintf (stderr, "chdir: %s\n", strerror(errno));
  98                     break;
  99                 default:
 100                     /* ignored */
 101                     break;
 102             }
 103
 104             /* next argv */
 105             continue;
 106         }
 107
 108
 109         if ((argv[i][0] == '@') && ((fp = fopen (argv[i], "r")) == 0))
 110         {
 111             char path[1024];
 112             if ((fp = fopen (&(argv[i][1]), "r")) == 0)
 113             {
 114                 fprintf (stderr, "fopen: %s\n", strerror(errno));
 115                 continue;
 116             }
 117             while (fgets (path, sizeof(path), fp) != 0)
 118             {
 119                 path[strlen(path) - 1] = '\0', k = 0;
 120                 if (do_pagein (path, &k) == 0)
 121                 {
 122                     /* accumulate total size */
 123                     nbytes += k;
 124                 }
 125
 126                 if (v >= 2)
 127                     fprintf (stderr, "pagein(\"%s\") = %d bytes\n", path, (int) k);
 128                 nfiles += 1;
 129             }
 130             fclose (fp);
 131         }
 132         else
 133         {
 134             if (fp != 0)
 135                 fclose (fp);
 136
 137             if (do_pagein (argv[i], &k) == 0)
 138             {
 139                 /* accumulate total size */
 140                 nbytes += k;
 141             }
 142
 143             if (v >= 2)
 144                 fprintf (stderr, "pagein(\"%s\") = %d bytes\n", argv[i], (int) k);
 145             nfiles += 1;
 146         }
 147     }
 148
 149     if (v >= 1)
 150         fprintf (stderr, "Total: %d files (%d bytes)\n", (int) nfiles, (int) nbytes);
 151     return (0);
 152 }