1 /****************************************************************************
2 * Copyright (c) 1998-2004,2007 Free Software Foundation, Inc. *
4 * Permission is hereby granted, free of charge, to any person obtaining a *
5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
7 * without limitation the rights to use, copy, modify, merge, publish, *
8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * Except as contained in this notice, the name(s) of the above copyright *
24 * holders shall not be used in advertising or otherwise to promote the *
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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Juergen Pfeifer, 1995,1997 *
31 ****************************************************************************/
33 #include "form.priv.h"
35 MODULE_ID("$Id: fld_ftlink.c,v 1.12 2007/02/03 23:37:46 tom Exp $")
37 /*---------------------------------------------------------------------------
39 | Function : FIELDTYPE *link_fieldtype(
43 | Description : Create a new fieldtype built from the two given types.
44 | They are connected by an logical 'OR'.
45 | If an error occurs, errno is set to
46 | E_BAD_ARGUMENT - invalid arguments
47 | E_SYSTEM_ERROR - system error (no memory)
49 | Return Values : Fieldtype pointer or NULL if error occurred.
50 +--------------------------------------------------------------------------*/
51 NCURSES_EXPORT(FIELDTYPE *)
52 link_fieldtype(FIELDTYPE *type1, FIELDTYPE *type2)
54 FIELDTYPE *nftyp = (FIELDTYPE *)0;
56 T((T_CALLED("link_fieldtype(%p,%p)"), type1, type2));
59 nftyp = (FIELDTYPE *)malloc(sizeof(FIELDTYPE));
63 T((T_CREATE("fieldtype %p"), nftyp));
64 *nftyp = *_nc_Default_FieldType;
65 nftyp->status |= _LINKED_TYPE;
66 if ((type1->status & _HAS_ARGS) || (type2->status & _HAS_ARGS))
67 nftyp->status |= _HAS_ARGS;
68 if ((type1->status & _HAS_CHOICE) || (type2->status & _HAS_CHOICE))
69 nftyp->status |= _HAS_CHOICE;
77 SET_ERROR(E_SYSTEM_ERROR);
82 SET_ERROR(E_BAD_ARGUMENT);
84 returnFieldType(nftyp);
87 /* fld_ftlink.c ends here */