X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Ftinfo%2Flib_ttyflags.c;h=8115662e7fe410ffa8efd584fbef1773e993006e;hp=8c420e8232eb4d1d5506b5eb5153d2f0e09c9dae;hb=18865150079f74b17047633094e3994516af8a41;hpb=46722468f47c2b77b3987729b4bcf2321cccfd01 diff --git a/ncurses/tinfo/lib_ttyflags.c b/ncurses/tinfo/lib_ttyflags.c index 8c420e82..8115662e 100644 --- a/ncurses/tinfo/lib_ttyflags.c +++ b/ncurses/tinfo/lib_ttyflags.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998-2001,2002 Free Software Foundation, Inc. * + * Copyright (c) 1998-2008,2009 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * @@ -38,94 +38,163 @@ #include #include /* cur_term */ -MODULE_ID("$Id: lib_ttyflags.c,v 1.9 2002/10/12 21:28:16 tom Exp $") +#ifndef CUR +#define CUR SP_TERMTYPE +#endif -#undef tabs +MODULE_ID("$Id: lib_ttyflags.c,v 1.24 2009/05/10 00:48:29 tom Exp $") -#ifdef TAB3 -# define tabs TAB3 -#else -# ifdef XTABS -# define tabs XTABS -# else -# ifdef OXTABS -# define tabs OXTABS -# else -# define tabs 0 -# endif -# endif -#endif +NCURSES_EXPORT(int) +NCURSES_SP_NAME(_nc_get_tty_mode) (NCURSES_SP_DCLx TTY * buf) +{ + int result = OK; + + if (buf == 0) { + result = ERR; + } else { + if (cur_term == 0) { + result = ERR; + } else { + for (;;) { + if (GET_TTY(cur_term->Filedes, buf) != 0) { + if (errno == EINTR) + continue; + result = ERR; + } + break; + } + } + + if (result == ERR) + memset(buf, 0, sizeof(*buf)); + TR(TRACE_BITS, ("_nc_get_tty_mode(%d): %s", + cur_term ? cur_term->Filedes : -1, + _nc_trace_ttymode(buf))); + } + return (result); +} + +#if NCURSES_SP_FUNCS NCURSES_EXPORT(int) _nc_get_tty_mode(TTY * buf) { - if (cur_term == 0 - || GET_TTY(cur_term->Filedes, buf) != 0) - return (ERR); - TR(TRACE_BITS, ("_nc_get_tty_mode(%d): %s", - cur_term->Filedes, _nc_trace_ttymode(buf))); - return (OK); + return NCURSES_SP_NAME(_nc_get_tty_mode) (CURRENT_SCREEN, buf); } +#endif +NCURSES_EXPORT(int) +NCURSES_SP_NAME(_nc_set_tty_mode) (NCURSES_SP_DCLx TTY * buf) +{ + int result = OK; + + if (buf == 0) { + result = ERR; + } else { + if (cur_term == 0) { + result = ERR; + } else { + for (;;) { + if (SET_TTY(cur_term->Filedes, buf) != 0) { + if (errno == EINTR) + continue; + if ((errno == ENOTTY) && (SP_PARM != 0)) + SP_PARM->_notty = TRUE; + result = ERR; + } + break; + } + } + TR(TRACE_BITS, ("_nc_set_tty_mode(%d): %s", + cur_term ? cur_term->Filedes : -1, + _nc_trace_ttymode(buf))); + } + return (result); +} + +#if NCURSES_SP_FUNCS NCURSES_EXPORT(int) _nc_set_tty_mode(TTY * buf) { - if (cur_term == 0 - || SET_TTY(cur_term->Filedes, buf) != 0) - return (ERR); - TR(TRACE_BITS, ("_nc_set_tty_mode(%d): %s", - cur_term->Filedes, _nc_trace_ttymode(buf))); - return (OK); + return NCURSES_SP_NAME(_nc_set_tty_mode) (CURRENT_SCREEN, buf); } +#endif NCURSES_EXPORT(int) -def_shell_mode(void) +NCURSES_SP_NAME(def_shell_mode) (NCURSES_SP_DCL0) { - T((T_CALLED("def_shell_mode()"))); + int rc = ERR; - /* - * Turn off the XTABS bit in the tty structure if it was on. If XTABS - * was on, remove the tab and backtab capabilities. - */ + T((T_CALLED("def_shell_mode()"))); - if (_nc_get_tty_mode(&cur_term->Ottyb) != OK) - returnCode(ERR); + if (cur_term != 0) { + /* + * If XTABS was on, remove the tab and backtab capabilities. + */ + if (_nc_get_tty_mode(&cur_term->Ottyb) == OK) { #ifdef TERMIOS - if (cur_term->Ottyb.c_oflag & tabs) - tab = back_tab = NULL; + if (cur_term->Ottyb.c_oflag & OFLAGS_TABS) + tab = back_tab = NULL; #else - if (cur_term->Ottyb.sg_flags & XTABS) - tab = back_tab = NULL; + if (cur_term->Ottyb.sg_flags & XTABS) + tab = back_tab = NULL; #endif - returnCode(OK); + rc = OK; + } + } + returnCode(rc); } +#if NCURSES_SP_FUNCS NCURSES_EXPORT(int) -def_prog_mode(void) +def_shell_mode(void) +{ + return NCURSES_SP_NAME(def_shell_mode) (CURRENT_SCREEN); +} +#endif + +NCURSES_EXPORT(int) +NCURSES_SP_NAME(def_prog_mode) (NCURSES_SP_DCL0) { + int rc = ERR; + T((T_CALLED("def_prog_mode()"))); - if (_nc_get_tty_mode(&cur_term->Nttyb) != OK) - returnCode(ERR); + if (cur_term != 0) { + /* + * Turn off the XTABS bit in the tty structure if it was on. + */ + if (_nc_get_tty_mode(&cur_term->Nttyb) == OK) { #ifdef TERMIOS - cur_term->Nttyb.c_oflag &= ~tabs; + cur_term->Nttyb.c_oflag &= ~OFLAGS_TABS; #else - cur_term->Nttyb.sg_flags &= ~XTABS; + cur_term->Nttyb.sg_flags &= ~XTABS; #endif - returnCode(OK); + rc = OK; + } + } + returnCode(rc); } +#if NCURSES_SP_FUNCS NCURSES_EXPORT(int) -reset_prog_mode(void) +def_prog_mode(void) +{ + return NCURSES_SP_NAME(def_prog_mode) (CURRENT_SCREEN); +} +#endif + +NCURSES_EXPORT(int) +NCURSES_SP_NAME(reset_prog_mode) (NCURSES_SP_DCL0) { T((T_CALLED("reset_prog_mode()"))); if (cur_term != 0) { if (_nc_set_tty_mode(&cur_term->Nttyb) == OK) { - if (SP) { - if (SP->_keypad_on) - _nc_keypad(TRUE); - NC_BUFFERED(TRUE); + if (SP_PARM) { + if (SP_PARM->_keypad_on) + _nc_keypad(SP_PARM, TRUE); + NC_BUFFERED(SP_PARM, TRUE); } returnCode(OK); } @@ -133,35 +202,65 @@ reset_prog_mode(void) returnCode(ERR); } +#if NCURSES_SP_FUNCS NCURSES_EXPORT(int) -reset_shell_mode(void) +reset_prog_mode(void) +{ + return NCURSES_SP_NAME(reset_prog_mode) (CURRENT_SCREEN); +} +#endif + +NCURSES_EXPORT(int) +NCURSES_SP_NAME(reset_shell_mode) (NCURSES_SP_DCL0) { T((T_CALLED("reset_shell_mode()"))); if (cur_term != 0) { - if (SP) { - _nc_keypad(FALSE); + if (SP_PARM) { + _nc_keypad(SP_PARM, FALSE); _nc_flush(); - NC_BUFFERED(FALSE); + NC_BUFFERED(SP_PARM, FALSE); } returnCode(_nc_set_tty_mode(&cur_term->Ottyb)); } returnCode(ERR); } +#if NCURSES_SP_FUNCS +NCURSES_EXPORT(int) +reset_shell_mode(void) +{ + return NCURSES_SP_NAME(reset_shell_mode) (CURRENT_SCREEN); +} +#endif + +static TTY * +saved_tty(void) +{ + TTY *result = 0; + + if (SP != 0) { + result = &(SP->_saved_tty); + } else { + if (_nc_prescreen.saved_tty == 0) { + _nc_prescreen.saved_tty = typeCalloc(TTY, 1); + } + result = _nc_prescreen.saved_tty; + } + return result; +} + /* ** savetty() and resetty() ** */ -static TTY buf; - NCURSES_EXPORT(int) savetty(void) { T((T_CALLED("savetty()"))); - returnCode(_nc_get_tty_mode(&buf)); + returnCode(_nc_get_tty_mode(saved_tty())); } NCURSES_EXPORT(int) @@ -169,5 +268,5 @@ resetty(void) { T((T_CALLED("resetty()"))); - returnCode(_nc_set_tty_mode(&buf)); + returnCode(_nc_set_tty_mode(saved_tty())); }