src/install+setup/install/cdrom.c

   1 /* SmoothWall install program.
   2  *
   3  * This program is distributed under the terms of the GNU General Public
   4  * Licence.  See the file COPYING for details.
   5  *
   6  * (c) Lawrence Manning, 2001
   7  * CDROM menu. Get "misc" driver name etc.
   8  *
   9  */
  10
  11 #include "install.h"
  12
  13 extern FILE *flog;
  14 extern char *mylog;
  15
  16 extern char **ctr;
  17
  18 /* Ejects the CDROM.  returns 0 for failure, 1 for success. */
  19 int ejectcdrom(char *dev)
  20 {
  21         int fd;
  22
  23         if ((fd = open(dev, O_RDONLY|O_NONBLOCK)) == -1)
  24                 return 0;
  25
  26         if (ioctl(fd, 0x5309) == -1)
  27         {
  28                 close(fd);
  29                 return 0;
  30         }
  31         close(fd);
  32
  33         return 1;
  34 }