GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libmenu/m_pattern.c Lines: 0 25 0.0 %
Date: 2017-11-13 Branches: 0 26 0.0 %

Line Branch Exec Source
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/* $OpenBSD: m_pattern.c,v 1.5 2010/01/12 23:22:08 nicm Exp $ */
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/****************************************************************************
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 * Copyright (c) 1998-2005,2006 Free Software Foundation, Inc.              *
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 *                                                                          *
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 * Permission is hereby granted, free of charge, to any person obtaining a  *
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 * copy of this software and associated documentation files (the            *
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 * "Software"), to deal in the Software without restriction, including      *
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 * without limitation the rights to use, copy, modify, merge, publish,      *
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 * distribute, distribute with modifications, sublicense, and/or sell       *
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 * copies of the Software, and to permit persons to whom the Software is    *
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 * furnished to do so, subject to the following conditions:                 *
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 *                                                                          *
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 * The above copyright notice and this permission notice shall be included  *
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 * in all copies or substantial portions of the Software.                   *
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 *                                                                          *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
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 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
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 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
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 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
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 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
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 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
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 *                                                                          *
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 * Except as contained in this notice, the name(s) of the above copyright   *
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 * holders shall not be used in advertising or otherwise to promote the     *
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 * sale, use or other dealings in this Software without prior written       *
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 * authorization.                                                           *
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 ****************************************************************************/
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/****************************************************************************
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 *   Author:  Juergen Pfeifer, 1995,1997                                    *
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 ****************************************************************************/
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/***************************************************************************
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* Module m_pattern                                                         *
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* Pattern matching handling                                                *
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***************************************************************************/
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#include "menu.priv.h"
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MODULE_ID("$Id: m_pattern.c,v 1.5 2010/01/12 23:22:08 nicm Exp $")
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/*---------------------------------------------------------------------------
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|   Facility      :  libnmenu
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|   Function      :  char *menu_pattern(const MENU *menu)
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|
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|   Description   :  Return the value of the pattern buffer.
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|
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|   Return Values :  NULL          - if there is no pattern buffer allocated
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|                    EmptyString   - if there is a pattern buffer but no
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|                                    pattern is stored
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|                    PatternString - as expected
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(char *)
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menu_pattern(const MENU * menu)
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{
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  static char empty[] = "";
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  T((T_CALLED("menu_pattern(%p)"), menu));
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  returnPtr(menu ? (menu->pattern ? menu->pattern : empty) : 0);
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}
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/*---------------------------------------------------------------------------
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|   Facility      :  libnmenu
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|   Function      :  int set_menu_pattern(MENU *menu, const char *p)
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|
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|   Description   :  Set the match pattern for a menu and position to the
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|                    first item that matches.
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|
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|   Return Values :  E_OK              - success
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|                    E_BAD_ARGUMENT    - invalid menu or pattern pointer
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|                    E_BAD_STATE       - menu in user hook routine
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|                    E_NOT_CONNECTED   - no items connected to menu
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|                    E_NO_MATCH        - no item matches pattern
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(int)
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set_menu_pattern(MENU * menu, const char *p)
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{
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  ITEM *matchitem;
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  int matchpos;
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  T((T_CALLED("set_menu_pattern(%p,%s)"), menu, _nc_visbuf(p)));
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  if (!menu || !p)
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    RETURN(E_BAD_ARGUMENT);
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  if (!(menu->items))
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    RETURN(E_NOT_CONNECTED);
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  if (menu->status & _IN_DRIVER)
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    RETURN(E_BAD_STATE);
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  Reset_Pattern(menu);
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  if (!(*p))
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    {
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      pos_menu_cursor(menu);
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      RETURN(E_OK);
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    }
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  if (menu->status & _LINK_NEEDED)
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    _nc_Link_Items(menu);
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  matchpos = menu->toprow;
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  matchitem = menu->curitem;
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  assert(matchitem);
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  while (*p)
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    {
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      if (!isprint(UChar(*p)) ||
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	  (_nc_Match_Next_Character_In_Item_Name(menu, *p, &matchitem) != E_OK))
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	{
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	  Reset_Pattern(menu);
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	  pos_menu_cursor(menu);
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	  RETURN(E_NO_MATCH);
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	}
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      p++;
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    }
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  /* This is reached if there was a match. So we position to the new item */
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  Adjust_Current_Item(menu, matchpos, matchitem);
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  RETURN(E_OK);
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}
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/* m_pattern.c ends here */