zircon/third_party/ulib/musl/src/termios/cfsetospeed.c

#include <errno.h>
#include <sys/ioctl.h>
#include <termios.h>

#include "libc.h"

int cfsetospeed(struct termios* tio, speed_t speed) {
  if (speed & ~CBAUD) {
    errno = EINVAL;
    return -1;
  }
  tio->c_cflag &= ~CBAUD;
  tio->c_cflag |= speed;
  return 0;
}

int cfsetispeed(struct termios* tio, speed_t speed) { return speed ? cfsetospeed(tio, speed) : 0; }

weak_alias(cfsetospeed, cfsetspeed);