diff options
Diffstat (limited to 'winsup/cygwin/fhandler_serial.cc')
| -rw-r--r-- | winsup/cygwin/fhandler_serial.cc | 50 |
1 files changed, 27 insertions, 23 deletions
diff --git a/winsup/cygwin/fhandler_serial.cc b/winsup/cygwin/fhandler_serial.cc index 24df7c386..65a1c4556 100644 --- a/winsup/cygwin/fhandler_serial.cc +++ b/winsup/cygwin/fhandler_serial.cc @@ -17,6 +17,7 @@ details. */ #include "fhandler.h" #include "sigproc.h" #include "pinfo.h" +#include <asm/socket.h> #include <ddk/ntddser.h> /**********************************************************************/ @@ -454,12 +455,12 @@ fhandler_serial::switch_modem_lines (int set, int clr) /* ioctl: */ int -fhandler_serial::ioctl (unsigned int cmd, void *buffer) +fhandler_serial::ioctl (unsigned int cmd, void *buf) { int res = 0; -# define ibuffer ((int) buffer) -# define ipbuffer (*(int *) buffer) +# define ibuf ((int) buf) +# define ipbuf (*(int *) buf) DWORD ev; COMSTAT st; @@ -472,7 +473,7 @@ fhandler_serial::ioctl (unsigned int cmd, void *buffer) switch (cmd) { case TCFLSH: - res = tcflush (ibuffer); + res = tcflush (ibuf); break; case TIOCMGET: DWORD modem_lines; @@ -483,40 +484,40 @@ fhandler_serial::ioctl (unsigned int cmd, void *buffer) } else { - ipbuffer = 0; + ipbuf = 0; if (modem_lines & MS_CTS_ON) - ipbuffer |= TIOCM_CTS; + ipbuf |= TIOCM_CTS; if (modem_lines & MS_DSR_ON) - ipbuffer |= TIOCM_DSR; + ipbuf |= TIOCM_DSR; if (modem_lines & MS_RING_ON) - ipbuffer |= TIOCM_RI; + ipbuf |= TIOCM_RI; if (modem_lines & MS_RLSD_ON) - ipbuffer |= TIOCM_CD; + ipbuf |= TIOCM_CD; DWORD cb; DWORD mcr; if (!DeviceIoControl (get_handle (), IOCTL_SERIAL_GET_DTRRTS, NULL, 0, &mcr, 4, &cb, 0) || cb != 4) - ipbuffer |= rts | dtr; + ipbuf |= rts | dtr; else { if (mcr & 2) - ipbuffer |= TIOCM_RTS; + ipbuf |= TIOCM_RTS; if (mcr & 1) - ipbuffer |= TIOCM_DTR; + ipbuf |= TIOCM_DTR; } } break; case TIOCMSET: - if (switch_modem_lines (ipbuffer, ~ipbuffer)) + if (switch_modem_lines (ipbuf, ~ipbuf)) res = -1; break; case TIOCMBIS: - if (switch_modem_lines (ipbuffer, 0)) + if (switch_modem_lines (ipbuf, 0)) res = -1; break; case TIOCMBIC: - if (switch_modem_lines (0, ipbuffer)) + if (switch_modem_lines (0, ipbuf)) res = -1; break; case TIOCCBRK: @@ -541,21 +542,24 @@ fhandler_serial::ioctl (unsigned int cmd, void *buffer) res = -1; } else - ipbuffer = st.cbInQue; + ipbuf = st.cbInQue; break; case TIOCGWINSZ: - ((struct winsize *) buffer)->ws_row = 0; - ((struct winsize *) buffer)->ws_col = 0; + ((struct winsize *) buf)->ws_row = 0; + ((struct winsize *) buf)->ws_col = 0; break; - default: - set_errno (ENOSYS); + case FIONREAD: + set_errno (ENOTSUP); res = -1; break; + default: + res = fhandler_base::ioctl (cmd, buf); + break; } - termios_printf ("%d = ioctl (%p, %p)", res, cmd, buffer); -# undef ibuffer -# undef ipbuffer + termios_printf ("%d = ioctl (%p, %p)", res, cmd, buf); +# undef ibuf +# undef ipbuf return res; } |