diff options
Diffstat (limited to 'gdb/serial.c')
| -rw-r--r-- | gdb/serial.c | 37 |
1 files changed, 34 insertions, 3 deletions
diff --git a/gdb/serial.c b/gdb/serial.c index e5cf1b9..9ee2fa0 100644 --- a/gdb/serial.c +++ b/gdb/serial.c @@ -1,7 +1,7 @@ /* Generic serial interface routines Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, - 2001, 2002 Free Software Foundation, Inc. + 2001, 2002, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of GDB. @@ -233,6 +233,22 @@ serial_open (const char *name) return scb; } +/* Return the open serial device for FD, if found, or NULL if FD + is not already opened. */ + +struct serial * +serial_for_fd (int fd) +{ + struct serial *scb; + struct serial_ops *ops; + + for (scb = scb_base; scb; scb = scb->next) + if (scb->fd == fd) + return scb; + + return NULL; +} + struct serial * serial_fdopen (const int fd) { @@ -246,12 +262,14 @@ serial_fdopen (const int fd) return scb; } - ops = serial_interface_lookup ("hardwire"); + ops = serial_interface_lookup ("terminal"); + if (!ops) + ops = serial_interface_lookup ("hardwire"); if (!ops) return NULL; - scb = XMALLOC (struct serial); + scb = XCALLOC (1, struct serial); scb->ops = ops; @@ -524,6 +542,19 @@ serial_debug_p (struct serial *scb) return scb->debug_p || global_serial_debug_p; } +#ifdef USE_WIN32API +void +serial_wait_handle (struct serial *scb, HANDLE *read, HANDLE *except) +{ + if (scb->ops->wait_handle) + scb->ops->wait_handle (scb, read, except); + else + { + *read = (HANDLE) _get_osfhandle (scb->fd); + *except = NULL; + } +} +#endif #if 0 /* The connect command is #if 0 because I hadn't thought of an elegant |