binutils-gdb/gdb/terminal.h

110 lines
3.3 KiB
C

/* Terminal interface definitions for GDB, the GNU Debugger.
Copyright (C) 1986, 1989, 1990, 1991, 1992, 1993, 1995, 1996, 1999, 2000,
2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#if !defined (TERMINAL_H)
#define TERMINAL_H 1
/* If we're using autoconf, it will define HAVE_TERMIOS_H,
HAVE_TERMIO_H and HAVE_SGTTY_H for us. One day we can rewrite
ser-unix.c and inflow.c to inspect those names instead of
HAVE_TERMIOS, HAVE_TERMIO and the implicit HAVE_SGTTY (when neither
HAVE_TERMIOS or HAVE_TERMIO is set). Until then, make sure that
nothing has already defined the one of the names, and do the right
thing. */
#if !defined (HAVE_TERMIOS) && !defined(HAVE_TERMIO) && !defined(HAVE_SGTTY)
#if defined(HAVE_TERMIOS_H)
#define HAVE_TERMIOS
#else /* ! defined (HAVE_TERMIOS_H) */
#if defined(HAVE_TERMIO_H)
#define HAVE_TERMIO
#else /* ! defined (HAVE_TERMIO_H) */
#if defined(HAVE_SGTTY_H)
#define HAVE_SGTTY
#endif /* ! defined (HAVE_SGTTY_H) */
#endif /* ! defined (HAVE_TERMIO_H) */
#endif /* ! defined (HAVE_TERMIOS_H) */
#endif /* !defined (HAVE_TERMIOS) && !defined (HAVE_TERMIO) &&
!defined (HAVE_SGTTY) */
#if defined(HAVE_TERMIOS)
#include <termios.h>
#endif
#if !defined(_WIN32) && !defined (HAVE_TERMIOS)
/* Define a common set of macros -- BSD based -- and redefine whatever
the system offers to make it look like that. FIXME: serial.h and
ser-*.c deal with this in a much cleaner fashion; as soon as stuff
is converted to use them, can get rid of this crap. */
#ifdef HAVE_TERMIO
#include <termio.h>
#undef TIOCGETP
#define TIOCGETP TCGETA
#undef TIOCSETN
#define TIOCSETN TCSETA
#undef TIOCSETP
#define TIOCSETP TCSETAF
#define TERMINAL struct termio
#else /* sgtty */
#include <fcntl.h>
#include <sgtty.h>
#include <sys/ioctl.h>
#define TERMINAL struct sgttyb
#endif /* sgtty */
#endif
struct inferior;
extern void new_tty_prefork (const char *);
extern void new_tty (void);
extern void new_tty_postfork (void);
extern void copy_terminal_info (struct inferior *to, struct inferior *from);
/* Do we have job control? Can be assumed to always be the same within
a given run of GDB. In inflow.c. */
extern int job_control;
extern pid_t create_tty_session (void);
/* Set the process group of the caller to its own pid, or do nothing if
we lack job control. */
extern int gdb_setpgid (void);
/* Set up a serial structure describing standard input. In inflow.c. */
extern void initialize_stdin_serial (void);
extern int gdb_has_a_terminal (void);
/* Set the process group of the caller to its own pid, or do nothing
if we lack job control. */
extern int gdb_setpgid (void);
#endif /* !defined (TERMINAL_H) */