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/* $OpenBSD: frm_adabind.c,v 1.1 1997/12/03 05:40:10 millert Exp $ */
/*-----------------------------------------------------------------------------+
| The ncurses form library is Copyright (C) 1995-1997 |
| by Juergen Pfeifer <Juergen.Pfeifer@T-Online.de> |
| All Rights Reserved. |
| |
| Permission to use, copy, modify, and distribute this software and its |
| documentation for any purpose and without fee is hereby granted, provided |
| that the above copyright notice appear in all copies and that both that |
| copyright notice and this permission notice appear in supporting |
| documentation, and that the name of the above listed copyright holder(s) not |
| be used in advertising or publicity pertaining to distribution of the |
| software without specific, written prior permission. |
| |
| THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD TO |
| THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT- |
| NESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR |
| ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RE- |
| SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, |
| NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH |
| THE USE OR PERFORMANCE OF THIS SOFTWARE. |
+-----------------------------------------------------------------------------*/
/***************************************************************************
* Module frm_adabind.c *
* Helper routines to ease the implementation of an Ada95 binding to *
* ncurses. For details and copyright of the binding see the ../Ada95 *
* subdirectory. *
***************************************************************************/
#include "form.priv.h"
MODULE_ID("Id: frm_adabind.c,v 1.4 1997/09/05 23:04:11 juergen Exp $")
/* Prototypes for the functions in this module */
void _nc_ada_normalize_field_opts (int *opt);
void _nc_ada_normalize_form_opts (int *opt);
void* _nc_ada_getvarg(va_list *);
FIELD* _nc_get_field(const FORM*, int);
void _nc_ada_normalize_field_opts (int *opt)
{
*opt = ALL_FIELD_OPTS & (*opt);
}
void _nc_ada_normalize_form_opts (int *opt)
{
*opt = ALL_FORM_OPTS & (*opt);
}
/* This tiny stub helps us to get a void pointer from an argument list.
// The mechanism for libform to handle arguments to field types uses
// unfortunately functions with variable argument lists. In the Ada95
// binding we replace this by a mechanism that only uses one argument
// that is a pointer to a record describing all the specifics of an
// user defined field type. So we need only this simple generic
// procedure to get the pointer from the arglist.
*/
void *_nc_ada_getvarg(va_list *ap)
{
return va_arg(*ap,void*);
}
FIELD* _nc_get_field(const FORM* frm, int idx) {
if (frm && frm->field && idx>=0 && (idx<frm->maxfield))
{
return frm->field[idx];
}
else
return (FIELD*)0;
}
|
