lib/libc/posix/_tcsetattr.c

   1 /*
   2 posix/_tcsetattr.c
   3
   4 Created:        June 11, 1993 by Philip Homburg
   5 */
   6
   7 #define tcsetattr _tcsetattr
   8 #define ioctl _ioctl
   9 #include <errno.h>
  10 #include <termios.h>
  11 #include <sys/ioctl.h>
  12
  13 int tcsetattr(fd, opt_actions, termios_p)
  14 int fd;
  15 int opt_actions;
  16 _CONST struct termios *termios_p;
  17 {
  18   int request;
  19
  20   switch(opt_actions)
  21   {
  22     case TCSANOW:       request = TCSETS;       break;
  23     case TCSADRAIN:     request = TCSETSW;      break;
  24     case TCSAFLUSH:     request = TCSETSF;      break;
  25     default:            errno = EINVAL;         return(-1);
  26   };
  27   return(ioctl(fd, request, (void *) termios_p));
  28 }