uspace/app/nav/main.c

   1 /*
   2  * Copyright (c) 2021 Jiri Svoboda
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * - Redistributions of source code must retain the above copyright
  10  *   notice, this list of conditions and the following disclaimer.
  11  * - Redistributions in binary form must reproduce the above copyright
  12  *   notice, this list of conditions and the following disclaimer in the
  13  *   documentation and/or other materials provided with the distribution.
  14  * - The name of the author may not be used to endorse or promote products
  15  *   derived from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 /** @addtogroup nav
  30  * @{
  31  */
  32 /** @file Navigator main.
  33  *
  34  * HelenOS file manager.
  35  */
  36
  37 #include <stdio.h>
  38 #include <str.h>
  39 #include <ui/ui.h>
  40 #include "nav.h"
  41
  42 static void print_syntax(void)
  43 {
  44         printf("Syntax: nav [-d <display-spec>]\n");
  45 }
  46
  47 int main(int argc, char *argv[])
  48 {
  49         const char *display_spec = UI_CONSOLE_DEFAULT;
  50         errno_t rc;
  51         int i;
  52
  53         i = 1;
  54         while (i < argc && argv[i][0] == '-') {
  55                 if (str_cmp(argv[i], "-d") == 0) {
  56                         ++i;
  57                         if (i >= argc) {
  58                                 printf("Argument missing.\n");
  59                                 print_syntax();
  60                                 return 1;
  61                         }
  62
  63                         display_spec = argv[i++];
  64                 } else {
  65                         printf("Invalid option '%s'.\n", argv[i]);
  66                         print_syntax();
  67                         return 1;
  68                 }
  69         }
  70
  71         if (i < argc) {
  72                 print_syntax();
  73                 return 1;
  74         }
  75
  76         rc = navigator_run(display_spec);
  77         if (rc != EOK)
  78                 return 1;
  79
  80         return 0;
  81 }
  82
  83 /** @}
  84  */