/**************************************************************************** * Copyright (c) 1998-2002,2003 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:  Juergen Pfeifer, 1995,1997                                    * ****************************************************************************/#include "form.priv.h"MODULE_ID("$Id: fld_arg.c,v 1.7 2003/10/25 15:17:08 tom Exp $")/*---------------------------------------------------------------------------|   Facility      :  libnform  |   Function      :  int set_fieldtype_arg(|                            FIELDTYPE *typ,|                            void * (* const make_arg)(va_list *),|                            void * (* const copy_arg)(const void *),|                            void   (* const free_arg)(void *) )|   |   Description   :  Connects to the type additional arguments necessary|                    for a set_field_type call. The various function pointer|                    arguments are:|                       make_arg : allocates a structure for the field|                                  specific parameters.|                       copy_arg : duplicate the structure created by|                                  make_arg|                       free_arg : Release the memory allocated by make_arg|                                  or copy_arg||                    At least make_arg must be non-NULL.|                    You may pass NULL for copy_arg and free_arg if your|                    make_arg function doesn't allocate memory and your|                    arg fits into the storage for a (void*).||   Return Values :  E_OK           - success|                    E_BAD_ARGUMENT - invalid argument+--------------------------------------------------------------------------*/NCURSES_EXPORT(int)set_fieldtype_arg    (FIELDTYPE * typ,     void * (* const make_arg)(va_list *),     void * (* const copy_arg)(const void *),     void   (* const free_arg)(void *)){  if ( !typ || !make_arg )    RETURN(E_BAD_ARGUMENT);  typ->status |= _HAS_ARGS;  typ->makearg = make_arg;  typ->copyarg = copy_arg;  typ->freearg = free_arg;  RETURN(E_OK);}/*---------------------------------------------------------------------------|   Facility      :  libnform  |   Function      :  void *field_arg(const FIELD *field)|   |   Description   :  Retrieve pointer to the fields argument structure.||   Return Values :  Pointer to structure or NULL if none is defined.+--------------------------------------------------------------------------*/NCURSES_EXPORT(void *)field_arg (const FIELD * field){  return Normalize_Field(field)->arg;}/* fld_arg.c ends here */