/* rltty.c -- functions to prepare and restore the terminal for readline's
use. */
-/* Copyright (C) 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2005 Free Software Foundation, Inc.
This file is part of the GNU Readline Library, a library for
reading lines of text with interactive input and history editing.
The GNU Readline Library 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 1, or
+ as published by the Free Software Foundation; either version 2, or
(at your option) any later version.
The GNU Readline Library is distributed in the hope that it will be
The GNU General Public License is often shipped with GNU software, and
is generally kept in a file called COPYING or LICENSE. If you do not
have a copy of the license, write to the Free Software Foundation,
- 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
#define READLINE_LIBRARY
#if defined (HAVE_CONFIG_H)
#include "rltty.h"
#include "readline.h"
+#include "rlprivate.h"
#if !defined (errno)
extern int errno;
#endif /* !errno */
-extern int readline_echoing_p;
-extern int _rl_eof_char;
+rl_vintfunc_t *rl_prep_term_function = rl_prep_terminal;
+rl_voidfunc_t *rl_deprep_term_function = rl_deprep_terminal;
-extern int _rl_enable_keypad, _rl_enable_meta;
+void _rl_block_sigint PARAMS((void));
+void _rl_release_sigint PARAMS((void));
-extern void _rl_control_keypad ();
-
-#if defined (__GO32__)
-# include <pc.h>
-# if !defined (__DJGPP__)
-# undef HANDLE_SIGNALS
-# endif /* !__DJGPP__ */
-#endif /* __GO32__ */
-
-/* Indirect functions to allow apps control over terminal management. */
-extern void rl_prep_terminal (), rl_deprep_terminal ();
-
-VFunction *rl_prep_term_function = rl_prep_terminal;
-VFunction *rl_deprep_term_function = rl_deprep_terminal;
+static void set_winsize PARAMS((int));
/* **************************************************************** */
/* */
static int sigint_blocked;
/* Cause SIGINT to not be delivered until the corresponding call to
- release_sigint(). */
-static void
-block_sigint ()
+ _rl_release_sigint(). */
+void
+_rl_block_sigint ()
{
if (sigint_blocked)
return;
# endif /* HAVE_USG_SIGHOLD */
# endif /* !HAVE_BSD_SIGNALS */
#endif /* !HAVE_POSIX_SIGNALS */
+
sigint_blocked = 1;
}
/* Allow SIGINT to be delivered. */
-static void
-release_sigint ()
+void
+_rl_release_sigint ()
{
- if (!sigint_blocked)
+ if (sigint_blocked == 0)
return;
#if defined (HAVE_POSIX_SIGNALS)
/* Non-zero means that the terminal is in a prepped state. */
static int terminal_prepped;
+static _RL_TTY_CHARS _rl_tty_chars, _rl_last_tty_chars;
+
/* If non-zero, means that this process has called tcflow(fd, TCOOFF)
and output is suspended. */
#if defined (__ksr1__)
static int ksrflow;
#endif
-#if defined (TIOCGWINSZ)
/* Dummy call to force a backgrounded readline to stop before it tries
to get the tty settings. */
static void
set_winsize (tty)
int tty;
{
+#if defined (TIOCGWINSZ)
struct winsize w;
if (ioctl (tty, TIOCGWINSZ, &w) == 0)
(void) ioctl (tty, TIOCSWINSZ, &w);
-}
#endif /* TIOCGWINSZ */
+}
-#if defined (NEW_TTY_DRIVER)
+#if defined (NO_TTY_DRIVER)
+/* Nothing */
+#elif defined (NEW_TTY_DRIVER)
/* Values for the `flags' field of a struct bsdtty. This tells which
elements of the struct bsdtty have been fetched from the system and
static TIOTYPE otio;
+static void save_tty_chars PARAMS((TIOTYPE *));
+static int _get_tty_settings PARAMS((int, TIOTYPE *));
+static int get_tty_settings PARAMS((int, TIOTYPE *));
+static int _set_tty_settings PARAMS((int, TIOTYPE *));
+static int set_tty_settings PARAMS((int, TIOTYPE *));
+
+static void prepare_terminal_settings PARAMS((int, TIOTYPE, TIOTYPE *));
+
+static void set_special_char PARAMS((Keymap, TIOTYPE *, int, rl_command_func_t));
+
+static void
+save_tty_chars (tiop)
+ TIOTYPE *tiop;
+{
+ _rl_last_tty_chars = _rl_tty_chars;
+
+ if (tiop->flags & SGTTY_SET)
+ {
+ _rl_tty_chars.t_erase = tiop->sgttyb.sg_erase;
+ _rl_tty_chars.t_kill = tiop->sgttyb.sg_kill;
+ }
+
+ if (tiop->flags & TCHARS_SET)
+ {
+ _rl_tty_chars.t_intr = tiop->tchars.t_intrc;
+ _rl_tty_chars.t_quit = tiop->tchars.t_quitc;
+ _rl_tty_chars.t_start = tiop->tchars.t_startc;
+ _rl_tty_chars.t_stop = tiop->tchars.t_stopc;
+ _rl_tty_chars.t_eof = tiop->tchars.t_eofc;
+ _rl_tty_chars.t_eol = '\n';
+ _rl_tty_chars.t_eol2 = tiop->tchars.t_brkc;
+ }
+
+ if (tiop->flags & LTCHARS_SET)
+ {
+ _rl_tty_chars.t_susp = tiop->ltchars.t_suspc;
+ _rl_tty_chars.t_dsusp = tiop->ltchars.t_dsuspc;
+ _rl_tty_chars.t_reprint = tiop->ltchars.t_rprntc;
+ _rl_tty_chars.t_flush = tiop->ltchars.t_flushc;
+ _rl_tty_chars.t_werase = tiop->ltchars.t_werasc;
+ _rl_tty_chars.t_lnext = tiop->ltchars.t_lnextc;
+ }
+
+ _rl_tty_chars.t_status = -1;
+}
+
static int
get_tty_settings (tty, tiop)
int tty;
TIOTYPE *tiop;
{
-#if defined (TIOCGWINSZ)
set_winsize (tty);
-#endif
tiop->flags = tiop->lflag = 0;
- ioctl (tty, TIOCGETP, &(tiop->sgttyb));
+ errno = 0;
+ if (ioctl (tty, TIOCGETP, &(tiop->sgttyb)) < 0)
+ return -1;
tiop->flags |= SGTTY_SET;
#if defined (TIOCLGET)
- ioctl (tty, TIOCLGET, &(tiop->lflag));
- tiop->flags |= LFLAG_SET;
+ if (ioctl (tty, TIOCLGET, &(tiop->lflag)) == 0)
+ tiop->flags |= LFLAG_SET;
#endif
#if defined (TIOCGETC)
- ioctl (tty, TIOCGETC, &(tiop->tchars));
- tiop->flags |= TCHARS_SET;
+ if (ioctl (tty, TIOCGETC, &(tiop->tchars)) == 0)
+ tiop->flags |= TCHARS_SET;
#endif
#if defined (TIOCGLTC)
- ioctl (tty, TIOCGLTC, &(tiop->ltchars));
- tiop->flags |= LTCHARS_SET;
+ if (ioctl (tty, TIOCGLTC, &(tiop->ltchars)) == 0)
+ tiop->flags |= LTCHARS_SET;
#endif
return 0;
}
static void
-prepare_terminal_settings (meta_flag, otio, tiop)
+prepare_terminal_settings (meta_flag, oldtio, tiop)
int meta_flag;
- TIOTYPE otio, *tiop;
+ TIOTYPE oldtio, *tiop;
{
-#if !defined (__GO32__) || defined (HAVE_TERMIOS_H)
- readline_echoing_p = (otio.sgttyb.sg_flags & ECHO);
+ readline_echoing_p = (oldtio.sgttyb.sg_flags & ECHO);
/* Copy the original settings to the structure we're going to use for
our settings. */
- tiop->sgttyb = otio.sgttyb;
- tiop->lflag = otio.lflag;
+ tiop->sgttyb = oldtio.sgttyb;
+ tiop->lflag = oldtio.lflag;
#if defined (TIOCGETC)
- tiop->tchars = otio.tchars;
+ tiop->tchars = oldtio.tchars;
#endif
#if defined (TIOCGLTC)
- tiop->ltchars = otio.ltchars;
+ tiop->ltchars = oldtio.ltchars;
#endif
- tiop->flags = otio.flags;
+ tiop->flags = oldtio.flags;
/* First, the basic settings to put us into character-at-a-time, no-echo
input mode. */
#if !defined (ANYP)
# define ANYP (EVENP | ODDP)
#endif
- if (((otio.sgttyb.sg_flags & ANYP) == ANYP) ||
- ((otio.sgttyb.sg_flags & ANYP) == 0))
+ if (((oldtio.sgttyb.sg_flags & ANYP) == ANYP) ||
+ ((oldtio.sgttyb.sg_flags & ANYP) == 0))
{
tiop->sgttyb.sg_flags |= ANYP;
tiop->tchars.t_startc = -1; /* C-q */
/* If there is an XON character, bind it to restart the output. */
- if (otio.tchars.t_startc != -1)
- rl_bind_key (otio.tchars.t_startc, rl_restart_output);
+ if (oldtio.tchars.t_startc != -1)
+ rl_bind_key (oldtio.tchars.t_startc, rl_restart_output);
# endif /* USE_XON_XOFF */
/* If there is an EOF char, bind _rl_eof_char to it. */
- if (otio.tchars.t_eofc != -1)
- _rl_eof_char = otio.tchars.t_eofc;
+ if (oldtio.tchars.t_eofc != -1)
+ _rl_eof_char = oldtio.tchars.t_eofc;
# if defined (NO_KILL_INTR)
/* Get rid of terminal-generated SIGQUIT and SIGINT. */
tiop->ltchars.t_dsuspc = -1; /* C-y */
tiop->ltchars.t_lnextc = -1; /* C-v */
#endif /* TIOCGLTC */
-#endif /* !__GO32__ || HAVE_TERMIOS_H */
}
#else /* !defined (NEW_TTY_DRIVER) */
# define TIOTYPE struct termio
# define DRAIN_OUTPUT(fd)
# define GETATTR(tty, tiop) (ioctl (tty, TCGETA, tiop))
-# define SETATTR(tty, tiop) (ioctl (tty, TCSETA, tiop))
+# define SETATTR(tty, tiop) (ioctl (tty, TCSETAW, tiop))
#endif /* !TERMIOS_TTY_DRIVER */
static TIOTYPE otio;
+static void save_tty_chars PARAMS((TIOTYPE *));
+static int _get_tty_settings PARAMS((int, TIOTYPE *));
+static int get_tty_settings PARAMS((int, TIOTYPE *));
+static int _set_tty_settings PARAMS((int, TIOTYPE *));
+static int set_tty_settings PARAMS((int, TIOTYPE *));
+
+static void prepare_terminal_settings PARAMS((int, TIOTYPE, TIOTYPE *));
+
+static void set_special_char PARAMS((Keymap, TIOTYPE *, int, rl_command_func_t));
+static void _rl_bind_tty_special_chars PARAMS((Keymap, TIOTYPE));
+
#if defined (FLUSHO)
# define OUTPUT_BEING_FLUSHED(tp) (tp->c_lflag & FLUSHO)
#else
# define OUTPUT_BEING_FLUSHED(tp) 0
#endif
+static void
+save_tty_chars (tiop)
+ TIOTYPE *tiop;
+{
+ _rl_last_tty_chars = _rl_tty_chars;
+
+ _rl_tty_chars.t_eof = tiop->c_cc[VEOF];
+ _rl_tty_chars.t_eol = tiop->c_cc[VEOL];
+#ifdef VEOL2
+ _rl_tty_chars.t_eol2 = tiop->c_cc[VEOL2];
+#endif
+ _rl_tty_chars.t_erase = tiop->c_cc[VERASE];
+#ifdef VWERASE
+ _rl_tty_chars.t_werase = tiop->c_cc[VWERASE];
+#endif
+ _rl_tty_chars.t_kill = tiop->c_cc[VKILL];
+#ifdef VREPRINT
+ _rl_tty_chars.t_reprint = tiop->c_cc[VREPRINT];
+#endif
+ _rl_tty_chars.t_intr = tiop->c_cc[VINTR];
+ _rl_tty_chars.t_quit = tiop->c_cc[VQUIT];
+#ifdef VSUSP
+ _rl_tty_chars.t_susp = tiop->c_cc[VSUSP];
+#endif
+#ifdef VDSUSP
+ _rl_tty_chars.t_dsusp = tiop->c_cc[VDSUSP];
+#endif
+#ifdef VSTART
+ _rl_tty_chars.t_start = tiop->c_cc[VSTART];
+#endif
+#ifdef VSTOP
+ _rl_tty_chars.t_stop = tiop->c_cc[VSTOP];
+#endif
+#ifdef VLNEXT
+ _rl_tty_chars.t_lnext = tiop->c_cc[VLNEXT];
+#endif
+#ifdef VDISCARD
+ _rl_tty_chars.t_flush = tiop->c_cc[VDISCARD];
+#endif
+#ifdef VSTATUS
+ _rl_tty_chars.t_status = tiop->c_cc[VSTATUS];
+#endif
+}
+
+#if defined (_AIX) || defined (_AIX41)
+/* Currently this is only used on AIX */
static void
rltty_warning (msg)
char *msg;
{
fprintf (stderr, "readline: warning: %s\n", msg);
}
+#endif
#if defined (_AIX)
void
#endif
static int
-get_tty_settings (tty, tiop)
+_get_tty_settings (tty, tiop)
int tty;
TIOTYPE *tiop;
{
int ioctl_ret;
-#if defined (TIOCGWINSZ)
- set_winsize (tty);
-#endif
-
while (1)
{
ioctl_ret = GETATTR (tty, tiop);
break;
}
+ return 0;
+}
+
+static int
+get_tty_settings (tty, tiop)
+ int tty;
+ TIOTYPE *tiop;
+{
+ set_winsize (tty);
+
+ errno = 0;
+ if (_get_tty_settings (tty, tiop) < 0)
+ return -1;
+
#if defined (_AIX)
setopost(tiop);
#endif
}
static int
-set_tty_settings (tty, tiop)
+_set_tty_settings (tty, tiop)
int tty;
TIOTYPE *tiop;
{
return -1;
errno = 0;
}
+ return 0;
+}
+static int
+set_tty_settings (tty, tiop)
+ int tty;
+ TIOTYPE *tiop;
+{
+ if (_set_tty_settings (tty, tiop) < 0)
+ return -1;
+
#if 0
#if defined (TERMIOS_TTY_DRIVER)
ioctl (tty, TCXONC, 1); /* Simulate a ^Q. */
#endif /* !TERMIOS_TTY_DRIVER */
-#endif
+#endif /* 0 */
return 0;
}
static void
-prepare_terminal_settings (meta_flag, otio, tiop)
+prepare_terminal_settings (meta_flag, oldtio, tiop)
int meta_flag;
- TIOTYPE otio, *tiop;
+ TIOTYPE oldtio, *tiop;
{
- readline_echoing_p = (otio.c_lflag & ECHO);
+ readline_echoing_p = (oldtio.c_lflag & ECHO);
tiop->c_lflag &= ~(ICANON | ECHO);
- if ((unsigned char) otio.c_cc[VEOF] != (unsigned char) _POSIX_VDISABLE)
- _rl_eof_char = otio.c_cc[VEOF];
+ if ((unsigned char) oldtio.c_cc[VEOF] != (unsigned char) _POSIX_VDISABLE)
+ _rl_eof_char = oldtio.c_cc[VEOF];
#if defined (USE_XON_XOFF)
#if defined (IXANY)
if (OUTPUT_BEING_FLUSHED (tiop))
{
tiop->c_lflag &= ~FLUSHO;
- otio.c_lflag &= ~FLUSHO;
+ oldtio.c_lflag &= ~FLUSHO;
}
#endif
#endif /* TERMIOS_TTY_DRIVER && _POSIX_VDISABLE */
}
-#endif /* NEW_TTY_DRIVER */
+#endif /* !NEW_TTY_DRIVER */
/* Put the terminal in CBREAK mode so that we can detect key presses. */
+#if defined (NO_TTY_DRIVER)
+void
+rl_prep_terminal (meta_flag)
+ int meta_flag;
+{
+ readline_echoing_p = 1;
+}
+
+void
+rl_deprep_terminal ()
+{
+}
+
+#else /* ! NO_TTY_DRIVER */
void
rl_prep_terminal (meta_flag)
int meta_flag;
{
-#if !defined (__GO32__) || defined (HAVE_TERMIOS_H)
int tty;
TIOTYPE tio;
return;
/* Try to keep this function from being INTerrupted. */
- block_sigint ();
+ _rl_block_sigint ();
tty = fileno (rl_instream);
if (get_tty_settings (tty, &tio) < 0)
{
- release_sigint ();
+#if defined (ENOTSUP)
+ /* MacOS X, at least, lies about the value of errno if tcgetattr fails. */
+ if (errno == ENOTTY || errno == ENOTSUP)
+#else
+ if (errno == ENOTTY)
+#endif
+ readline_echoing_p = 1; /* XXX */
+ _rl_release_sigint ();
return;
}
otio = tio;
+ if (_rl_bind_stty_chars)
+ {
+#if defined (VI_MODE)
+ /* If editing in vi mode, make sure we restore the bindings in the
+ insertion keymap no matter what keymap we ended up in. */
+ if (rl_editing_mode == vi_mode)
+ rl_tty_unset_default_bindings (vi_insertion_keymap);
+ else
+#endif
+ rl_tty_unset_default_bindings (_rl_keymap);
+ }
+ save_tty_chars (&otio);
+ RL_SETSTATE(RL_STATE_TTYCSAVED);
+ if (_rl_bind_stty_chars)
+ {
+#if defined (VI_MODE)
+ /* If editing in vi mode, make sure we set the bindings in the
+ insertion keymap no matter what keymap we ended up in. */
+ if (rl_editing_mode == vi_mode)
+ _rl_bind_tty_special_chars (vi_insertion_keymap, tio);
+ else
+#endif
+ _rl_bind_tty_special_chars (_rl_keymap, tio);
+ }
+
prepare_terminal_settings (meta_flag, otio, &tio);
if (set_tty_settings (tty, &tio) < 0)
{
- release_sigint ();
+ _rl_release_sigint ();
return;
}
fflush (rl_outstream);
terminal_prepped = 1;
+ RL_SETSTATE(RL_STATE_TERMPREPPED);
- release_sigint ();
-#endif /* !__GO32__ || HAVE_TERMIOS_H */
+ _rl_release_sigint ();
}
/* Restore the terminal's normal settings and modes. */
void
rl_deprep_terminal ()
{
-#if !defined (__GO32__) || defined (HAVE_TERMIOS_H)
int tty;
if (!terminal_prepped)
return;
/* Try to keep this function from being interrupted. */
- block_sigint ();
+ _rl_block_sigint ();
tty = fileno (rl_instream);
if (set_tty_settings (tty, &otio) < 0)
{
- release_sigint ();
+ _rl_release_sigint ();
return;
}
terminal_prepped = 0;
+ RL_UNSETSTATE(RL_STATE_TERMPREPPED);
- release_sigint ();
-#endif /* !__GO32__ || HAVE_TERMIOS_H */
+ _rl_release_sigint ();
}
+#endif /* !NO_TTY_DRIVER */
\f
/* **************************************************************** */
/* */
rl_restart_output (count, key)
int count, key;
{
+#if defined (__MINGW32__)
+ return 0;
+#else /* !__MING32__ */
+
int fildes = fileno (rl_outstream);
#if defined (TIOCSTART)
#if defined (apollo)
#endif /* !TIOCSTART */
return 0;
+#endif /* !__MINGW32__ */
}
int
rl_stop_output (count, key)
int count, key;
{
+#if defined (__MINGW32__)
+ return 0;
+#else
+
int fildes = fileno (rl_instream);
#if defined (TIOCSTOP)
#endif /* !TIOCSTOP */
return 0;
+#endif /* !__MINGW32__ */
}
/* **************************************************************** */
/* Default Key Bindings */
/* */
/* **************************************************************** */
-void
-rltty_set_default_bindings (kmap)
+
+#if !defined (NO_TTY_DRIVER)
+#define SET_SPECIAL(sc, func) set_special_char(kmap, &ttybuff, sc, func)
+#endif
+
+#if defined (NO_TTY_DRIVER)
+
+#define SET_SPECIAL(sc, func)
+#define RESET_SPECIAL(c)
+
+#elif defined (NEW_TTY_DRIVER)
+static void
+set_special_char (kmap, tiop, sc, func)
Keymap kmap;
+ TIOTYPE *tiop;
+ int sc;
+ rl_command_func_t *func;
{
- TIOTYPE ttybuff;
- int tty = fileno (rl_instream);
-
-#if defined (NEW_TTY_DRIVER)
+ if (sc != -1 && kmap[(unsigned char)sc].type == ISFUNC)
+ kmap[(unsigned char)sc].function = func;
+}
-#define SET_SPECIAL(sc, func) \
- do \
- { \
- int ic; \
- ic = sc; \
- if (ic != -1 && kmap[ic].type == ISFUNC) \
- kmap[ic].function = func; \
- } \
- while (0)
+#define RESET_SPECIAL(c) \
+ if (c != -1 && kmap[(unsigned char)c].type == ISFUNC)
+ kmap[(unsigned char)c].function = rl_insert;
- if (get_tty_settings (tty, &ttybuff) == 0)
+static void
+_rl_bind_tty_special_chars (kmap, ttybuff)
+ Keymap kmap;
+ TIOTYPE ttybuff;
+{
+ if (ttybuff.flags & SGTTY_SET)
{
- if (ttybuff.flags & SGTTY_SET)
- {
- SET_SPECIAL (ttybuff.sgttyb.sg_erase, rl_rubout);
- SET_SPECIAL (ttybuff.sgttyb.sg_kill, rl_unix_line_discard);
- }
+ SET_SPECIAL (ttybuff.sgttyb.sg_erase, rl_rubout);
+ SET_SPECIAL (ttybuff.sgttyb.sg_kill, rl_unix_line_discard);
+ }
# if defined (TIOCGLTC)
- if (ttybuff.flags & LTCHARS_SET)
- {
- SET_SPECIAL (ttybuff.ltchars.t_werasc, rl_unix_word_rubout);
- SET_SPECIAL (ttybuff.ltchars.t_lnextc, rl_quoted_insert);
- }
-# endif /* TIOCGLTC */
+ if (ttybuff.flags & LTCHARS_SET)
+ {
+ SET_SPECIAL (ttybuff.ltchars.t_werasc, rl_unix_word_rubout);
+ SET_SPECIAL (ttybuff.ltchars.t_lnextc, rl_quoted_insert);
}
+# endif /* TIOCGLTC */
+}
#else /* !NEW_TTY_DRIVER */
+static void
+set_special_char (kmap, tiop, sc, func)
+ Keymap kmap;
+ TIOTYPE *tiop;
+ int sc;
+ rl_command_func_t *func;
+{
+ unsigned char uc;
-#define SET_SPECIAL(sc, func) \
- do \
- { \
- unsigned char uc; \
- uc = ttybuff.c_cc[sc]; \
- if (uc != (unsigned char)_POSIX_VDISABLE && kmap[uc].type == ISFUNC) \
- kmap[uc].function = func; \
- } \
- while (0)
+ uc = tiop->c_cc[sc];
+ if (uc != (unsigned char)_POSIX_VDISABLE && kmap[uc].type == ISFUNC)
+ kmap[uc].function = func;
+}
- if (get_tty_settings (tty, &ttybuff) == 0)
- {
- SET_SPECIAL (VERASE, rl_rubout);
- SET_SPECIAL (VKILL, rl_unix_line_discard);
+/* used later */
+#define RESET_SPECIAL(uc) \
+ if (uc != (unsigned char)_POSIX_VDISABLE && kmap[uc].type == ISFUNC) \
+ kmap[uc].function = rl_insert;
+
+static void
+_rl_bind_tty_special_chars (kmap, ttybuff)
+ Keymap kmap;
+ TIOTYPE ttybuff;
+{
+ SET_SPECIAL (VERASE, rl_rubout);
+ SET_SPECIAL (VKILL, rl_unix_line_discard);
# if defined (VLNEXT) && defined (TERMIOS_TTY_DRIVER)
- SET_SPECIAL (VLNEXT, rl_quoted_insert);
+ SET_SPECIAL (VLNEXT, rl_quoted_insert);
# endif /* VLNEXT && TERMIOS_TTY_DRIVER */
# if defined (VWERASE) && defined (TERMIOS_TTY_DRIVER)
- SET_SPECIAL (VWERASE, rl_unix_word_rubout);
+ SET_SPECIAL (VWERASE, rl_unix_word_rubout);
# endif /* VWERASE && TERMIOS_TTY_DRIVER */
- }
+}
+
#endif /* !NEW_TTY_DRIVER */
+
+/* Set the system's default editing characters to their readline equivalents
+ in KMAP. Should be static, now that we have rl_tty_set_default_bindings. */
+void
+rltty_set_default_bindings (kmap)
+ Keymap kmap;
+{
+#if !defined (NO_TTY_DRIVER)
+ TIOTYPE ttybuff;
+ int tty;
+ static int called = 0;
+
+ tty = fileno (rl_instream);
+
+ if (get_tty_settings (tty, &ttybuff) == 0)
+ _rl_bind_tty_special_chars (kmap, ttybuff);
+#endif
+}
+
+/* New public way to set the system default editing chars to their readline
+ equivalents. */
+void
+rl_tty_set_default_bindings (kmap)
+ Keymap kmap;
+{
+ rltty_set_default_bindings (kmap);
+}
+
+/* Rebind all of the tty special chars that readline worries about back
+ to self-insert. Call this before saving the current terminal special
+ chars with save_tty_chars(). This only works on POSIX termios or termio
+ systems. */
+void
+rl_tty_unset_default_bindings (kmap)
+ Keymap kmap;
+{
+ /* Don't bother before we've saved the tty special chars at least once. */
+ if (RL_ISSTATE(RL_STATE_TTYCSAVED) == 0)
+ return;
+
+ RESET_SPECIAL (_rl_tty_chars.t_erase);
+ RESET_SPECIAL (_rl_tty_chars.t_kill);
+
+# if defined (VLNEXT) && defined (TERMIOS_TTY_DRIVER)
+ RESET_SPECIAL (_rl_tty_chars.t_lnext);
+# endif /* VLNEXT && TERMIOS_TTY_DRIVER */
+
+# if defined (VWERASE) && defined (TERMIOS_TTY_DRIVER)
+ RESET_SPECIAL (_rl_tty_chars.t_werase);
+# endif /* VWERASE && TERMIOS_TTY_DRIVER */
+}
+
+#if defined (HANDLE_SIGNALS)
+
+#if defined (NEW_TTY_DRIVER) || defined (NO_TTY_DRIVER)
+int
+_rl_disable_tty_signals ()
+{
+ return 0;
+}
+
+int
+_rl_restore_tty_signals ()
+{
+ return 0;
+}
+#else
+
+static TIOTYPE sigstty, nosigstty;
+static int tty_sigs_disabled = 0;
+
+int
+_rl_disable_tty_signals ()
+{
+ if (tty_sigs_disabled)
+ return 0;
+
+ if (_get_tty_settings (fileno (rl_instream), &sigstty) < 0)
+ return -1;
+
+ nosigstty = sigstty;
+
+ nosigstty.c_lflag &= ~ISIG;
+ nosigstty.c_iflag &= ~IXON;
+
+ if (_set_tty_settings (fileno (rl_instream), &nosigstty) < 0)
+ return (_set_tty_settings (fileno (rl_instream), &sigstty));
+
+ tty_sigs_disabled = 1;
+ return 0;
}
+
+int
+_rl_restore_tty_signals ()
+{
+ int r;
+
+ if (tty_sigs_disabled == 0)
+ return 0;
+
+ r = _set_tty_settings (fileno (rl_instream), &sigstty);
+
+ if (r == 0)
+ tty_sigs_disabled = 0;
+
+ return r;
+}
+#endif /* !NEW_TTY_DRIVER */
+
+#endif /* HANDLE_SIGNALS */