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191c4426c1
(fork_inferior): Call new_tty_postfork after forking adn adding the child to the inferior list. * inferior.h (new_tty_prefork, gdb_has_a_terminal): Don't declare here. * inflow.c (struct terminal_info): Remove const qualifier from `run_terminal' field. (inferior_thisrun_terminal): Tweak comment. (inflow_inferior_exit): Release the `run_terminal' field. (copy_terminal_info): New function. (new_tty_postfork): New function. * terminal.h (new_tty_prefork, new_tty, new_tty_postfork, (copy_terminal_info, gdb_has_a_terminal, gdb_setpgid): Declare. * inf-ptrace.c: Include terminal.h. (inf_ptrace_follow_fork): Copy the parent's terminal info to the child. * linux-nat.c: Include terminal.h. (linux_child_follow_fork): Copy the parent's terminal info to the child. * inf-ttrace.c: Include terminal.h. (inf_ttrace_follow_fork): Copy the parent's terminal info to the child.
109 lines
3.3 KiB
C
109 lines
3.3 KiB
C
/* Terminal interface definitions for GDB, the GNU Debugger.
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Copyright (C) 1986, 1989, 1990, 1991, 1992, 1993, 1995, 1996, 1999, 2000,
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2006, 2007, 2008, 2009 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#if !defined (TERMINAL_H)
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#define TERMINAL_H 1
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/* If we're using autoconf, it will define HAVE_TERMIOS_H,
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HAVE_TERMIO_H and HAVE_SGTTY_H for us. One day we can rewrite
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ser-unix.c and inflow.c to inspect those names instead of
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HAVE_TERMIOS, HAVE_TERMIO and the implicit HAVE_SGTTY (when neither
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HAVE_TERMIOS or HAVE_TERMIO is set). Until then, make sure that
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nothing has already defined the one of the names, and do the right
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thing. */
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#if !defined (HAVE_TERMIOS) && !defined(HAVE_TERMIO) && !defined(HAVE_SGTTY)
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#if defined(HAVE_TERMIOS_H)
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#define HAVE_TERMIOS
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#else /* ! defined (HAVE_TERMIOS_H) */
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#if defined(HAVE_TERMIO_H)
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#define HAVE_TERMIO
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#else /* ! defined (HAVE_TERMIO_H) */
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#if defined(HAVE_SGTTY_H)
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#define HAVE_SGTTY
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#endif /* ! defined (HAVE_SGTTY_H) */
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#endif /* ! defined (HAVE_TERMIO_H) */
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#endif /* ! defined (HAVE_TERMIOS_H) */
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#endif /* !defined (HAVE_TERMIOS) && !defined(HAVE_TERMIO) && !defined(HAVE_SGTTY) */
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#if defined(HAVE_TERMIOS)
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#include <termios.h>
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#endif
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#if !defined(_WIN32) && !defined (HAVE_TERMIOS)
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/* Define a common set of macros -- BSD based -- and redefine whatever
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the system offers to make it look like that. FIXME: serial.h and
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ser-*.c deal with this in a much cleaner fashion; as soon as stuff
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is converted to use them, can get rid of this crap. */
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#ifdef HAVE_TERMIO
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#include <termio.h>
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#undef TIOCGETP
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#define TIOCGETP TCGETA
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#undef TIOCSETN
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#define TIOCSETN TCSETA
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#undef TIOCSETP
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#define TIOCSETP TCSETAF
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#define TERMINAL struct termio
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#else /* sgtty */
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#include <fcntl.h>
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#include <sgtty.h>
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#include <sys/ioctl.h>
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#define TERMINAL struct sgttyb
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#endif /* sgtty */
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#endif
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struct inferior;
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extern void new_tty_prefork (const char *);
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extern void new_tty (void);
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extern void new_tty_postfork (void);
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extern void copy_terminal_info (struct inferior *to, struct inferior *from);
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/* Do we have job control? Can be assumed to always be the same within
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a given run of GDB. In inflow.c. */
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extern int job_control;
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extern pid_t create_tty_session (void);
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/* Set the process group of the caller to its own pid, or do nothing if
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we lack job control. */
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extern int gdb_setpgid (void);
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/* Set up a serial structure describing standard input. In inflow.c. */
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extern void initialize_stdin_serial (void);
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extern int gdb_has_a_terminal (void);
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/* Set the process group of the caller to its own pid, or do nothing
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if we lack job control. */
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extern int gdb_setpgid (void);
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#endif /* !defined (TERMINAL_H) */
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