/* rltty.c -- functions to prepare and restore the terminal for readline's
use. */
-/* Copyright (C) 1992-2005 Free Software Foundation, Inc.
+/* Copyright (C) 1992 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.
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;
int tty;
TIOTYPE *tiop;
{
+#if defined (TIOCGWINSZ)
set_winsize (tty);
+#endif
tiop->flags = tiop->lflag = 0;
- errno = 0;
if (ioctl (tty, TIOCGETP, &(tiop->sgttyb)) < 0)
return -1;
tiop->flags |= SGTTY_SET;
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
int tty;
TIOTYPE *tiop;
{
+#if defined (TIOCGWINSZ)
set_winsize (tty);
+#endif
- errno = 0;
if (_get_tty_settings (tty, tiop) < 0)
return -1;
#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. */
+/* Put the terminal in CBREAK mode so that we can detect key
+ presses. */
#if defined (NO_TTY_DRIVER)
void
rl_prep_terminal (meta_flag)
}
#else /* ! NO_TTY_DRIVER */
+/* Put the terminal in CBREAK mode so that we can detect key presses. */
void
rl_prep_terminal (meta_flag)
int meta_flag;
if (get_tty_settings (tty, &tio) < 0)
{
-#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 */
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 !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)
+/* 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;
- TIOTYPE *tiop;
- int sc;
- rl_command_func_t *func;
{
- if (sc != -1 && kmap[(unsigned char)sc].type == ISFUNC)
- kmap[(unsigned char)sc].function = func;
-}
+#if !defined (NO_TTY_DRIVER)
+ TIOTYPE ttybuff;
+ int tty = fileno (rl_instream);
-#define RESET_SPECIAL(c) \
- if (c != -1 && kmap[(unsigned char)c].type == ISFUNC)
- kmap[(unsigned char)c].function = rl_insert;
+#if defined (NEW_TTY_DRIVER)
-static void
-_rl_bind_tty_special_chars (kmap, ttybuff)
- Keymap kmap;
- TIOTYPE ttybuff;
-{
- if (ttybuff.flags & SGTTY_SET)
+#define SET_SPECIAL(sc, func) \
+ do \
+ { \
+ int ic; \
+ ic = sc; \
+ if (ic != -1 && kmap[(unsigned char)ic].type == ISFUNC) \
+ kmap[(unsigned char)ic].function = func; \
+ } \
+ while (0)
+
+ if (get_tty_settings (tty, &ttybuff) == 0)
{
- SET_SPECIAL (ttybuff.sgttyb.sg_erase, rl_rubout);
- SET_SPECIAL (ttybuff.sgttyb.sg_kill, rl_unix_line_discard);
- }
+ if (ttybuff.flags & SGTTY_SET)
+ {
+ 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);
- }
+ 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;
- uc = tiop->c_cc[sc];
- if (uc != (unsigned char)_POSIX_VDISABLE && kmap[uc].type == ISFUNC)
- kmap[uc].function = func;
-}
-
-/* used later */
-#define RESET_SPECIAL(uc) \
- if (uc != (unsigned char)_POSIX_VDISABLE && kmap[uc].type == ISFUNC) \
- kmap[uc].function = rl_insert;
+#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)
-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 (get_tty_settings (tty, &ttybuff) == 0)
+ {
+ 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
}
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)