ncursesw-morphos/ncurses/base/lib_nl.c
Thomas E. Dickey 3a0d9d27e0 ncurses 5.7 - patch 20091024
+ quiet some pedantic gcc warnings.
+ modify _nc_wgetch() to check for a -1 in the fifo, e.g., after a
  SIGWINCH, and discard that value, to avoid confusing application
  (patch by Eygene Ryabinkin, FreeBSD bin/136223).
2009-10-25 01:06:00 +00:00

96 lines
3.5 KiB
C

/****************************************************************************
* 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 *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
* and: Thomas E. Dickey 1996-on *
* and: Juergen Pfeifer 2009 *
****************************************************************************/
/*
* nl.c
*
* Routines:
* nl()
* nonl()
*
*/
#include <curses.priv.h>
MODULE_ID("$Id: lib_nl.c,v 1.12 2009/10/24 22:05:55 tom Exp $")
#ifdef __EMX__
#include <io.h>
#endif
NCURSES_EXPORT(int)
NCURSES_SP_NAME(nl) (NCURSES_SP_DCL0)
{
T((T_CALLED("nl(%p)"), (void *) SP_PARM));
if (0 == SP_PARM)
returnCode(ERR);
SP_PARM->_nl = TRUE;
#ifdef __EMX__
_nc_flush();
_fsetmode(NC_OUTPUT(SP_PARM), "t");
#endif
returnCode(OK);
}
#if NCURSES_SP_FUNCS
NCURSES_EXPORT(int)
nl(void)
{
return NCURSES_SP_NAME(nl) (CURRENT_SCREEN);
}
#endif
NCURSES_EXPORT(int)
NCURSES_SP_NAME(nonl) (NCURSES_SP_DCL0)
{
T((T_CALLED("nonl(%p)"), (void *) SP_PARM));
if (0 == SP_PARM)
returnCode(ERR);
SP_PARM->_nl = FALSE;
#ifdef __EMX__
_nc_flush();
_fsetmode(NC_OUTPUT(SP_PARM), "b");
#endif
returnCode(OK);
}
#if NCURSES_SP_FUNCS
NCURSES_EXPORT(int)
nonl(void)
{
return NCURSES_SP_NAME(nonl) (CURRENT_SCREEN);
}
#endif