i86/elks/elkscmd/sys_utils/mount.c

   1 /*
   2  * Copyright (c) 1993 by David I. Bell
   3  * Permission is granted to use, distribute, or modify this source,
   4  * provided that this copyright notice remains intact.
   5  *
   6  * Most simple built-in commands are here.
   7  */
   8
   9 #include <sys/types.h>
  10 #include <sys/stat.h>
  11 #include <unistd.h>
  12 #include <fcntl.h>
  13 #include <signal.h>
  14 #include <pwd.h>
  15 #include <grp.h>
  16 #include <utime.h>
  17 #include <errno.h>
  18
  19 void
  20 main(argc, argv)
  21         char    **argv;
  22 {
  23         char    *str;
  24         char    *type;
  25
  26         argc--;
  27         argv++;
  28         type = "minix";
  29
  30         while ((argc > 0) && (**argv == '-')) {
  31                 argc--;
  32                 str = *argv++ ;
  33
  34                 while (*++str) switch (*str) {
  35                         case 't':
  36                                 if ((argc <= 0) || (**argv == '-')) {
  37                                         write(STDERR_FILENO, "Missing file system type\n", 25);
  38                                         exit(1);
  39                                 }
  40
  41                                 type = *argv++;
  42                                 argc--;
  43                                 break;
  44
  45                         default:
  46                                 write(STDERR_FILENO, "Unknown option\n", 15);
  47                                 exit(1);
  48                 }
  49         }
  50
  51         if (argc != 2) {
  52                 write(STDERR_FILENO, "Wrong number of arguments for mount\n", 36);
  53                 exit(1);
  54         }
  55
  56         if (mount(argv[0], argv[1], type, 0) < 0) {
  57                 perror("mount failed");
  58                 exit(1);
  59         }
  60         exit(0);
  61 }