diff options
Diffstat (limited to 'winsup/cygwin/ioctl.cc')
-rw-r--r-- | winsup/cygwin/ioctl.cc | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/winsup/cygwin/ioctl.cc b/winsup/cygwin/ioctl.cc index 98c157800..95986a6c0 100644 --- a/winsup/cygwin/ioctl.cc +++ b/winsup/cygwin/ioctl.cc @@ -23,25 +23,31 @@ details. */ #include <sys/termios.h> extern "C" int -ioctl (int fd, int cmd, void *buf) +ioctl (int fd, int cmd, ...) { cygheap_fdget cfd (fd); if (cfd < 0) return -1; + /* check for optional mode argument */ + va_list ap; + va_start (ap, cmd); + char *argp = va_arg (ap, char *); + va_end (ap); + debug_printf ("fd %d, cmd %x\n", fd, cmd); if (cfd->is_tty () && cfd->get_device () != FH_PTYM) switch (cmd) { case TCGETA: - return tcgetattr (fd, (struct termios *) buf); + return tcgetattr (fd, (struct termios *) argp); case TCSETA: - return tcsetattr (fd, TCSANOW, (struct termios *) buf); + return tcsetattr (fd, TCSANOW, (struct termios *) argp); case TCSETAW: - return tcsetattr (fd, TCSADRAIN, (struct termios *) buf); + return tcsetattr (fd, TCSADRAIN, (struct termios *) argp); case TCSETAF: - return tcsetattr (fd, TCSAFLUSH, (struct termios *) buf); + return tcsetattr (fd, TCSAFLUSH, (struct termios *) argp); } - return cfd->ioctl (cmd, buf); + return cfd->ioctl (cmd, argp); } |