xref: /openbsd/lib/libcurses/base/lib_slkinit.c (revision c7ef0cfc)
1 /* $OpenBSD: lib_slkinit.c,v 1.4 2023/10/17 09:52:09 nicm Exp $ */
2 
3 /****************************************************************************
4  * Copyright 2020,2022 Thomas E. Dickey                                     *
5  * Copyright 1998-2009,2017 Free Software Foundation, Inc.                  *
6  *                                                                          *
7  * Permission is hereby granted, free of charge, to any person obtaining a  *
8  * copy of this software and associated documentation files (the            *
9  * "Software"), to deal in the Software without restriction, including      *
10  * without limitation the rights to use, copy, modify, merge, publish,      *
11  * distribute, distribute with modifications, sublicense, and/or sell       *
12  * copies of the Software, and to permit persons to whom the Software is    *
13  * furnished to do so, subject to the following conditions:                 *
14  *                                                                          *
15  * The above copyright notice and this permission notice shall be included  *
16  * in all copies or substantial portions of the Software.                   *
17  *                                                                          *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
21  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
22  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
23  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
24  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
25  *                                                                          *
26  * Except as contained in this notice, the name(s) of the above copyright   *
27  * holders shall not be used in advertising or otherwise to promote the     *
28  * sale, use or other dealings in this Software without prior written       *
29  * authorization.                                                           *
30  ****************************************************************************/
31 
32 /****************************************************************************
33  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
34  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
35  *     and: Thomas E. Dickey                        1996-on                 *
36  *     and: Juergen Pfeifer                         2009                    *
37  ****************************************************************************/
38 
39 /*
40  *	lib_slkinit.c
41  *	Soft key routines.
42  *      Initialize soft labels.  Called by the user before initscr().
43  */
44 #include <curses.priv.h>
45 
46 MODULE_ID("$Id: lib_slkinit.c,v 1.4 2023/10/17 09:52:09 nicm Exp $")
47 
48 #ifdef USE_SP_RIPOFF
49 #define SoftkeyFormat SP_PARM->slk_format
50 #else
51 #define SoftkeyFormat _nc_globals.slk_format
52 #endif
53 
NCURSES_EXPORT(int)54 NCURSES_EXPORT(int)
55 NCURSES_SP_NAME(slk_init) (NCURSES_SP_DCLx int format)
56 {
57     int code = ERR;
58 
59     START_TRACE();
60     T((T_CALLED("slk_init(%p,%d)"), (void *) SP_PARM, format));
61 
62     if (format >= 0
63 	&& format <= 3
64 #ifdef USE_SP_RIPOFF
65 	&& SP_PARM
66 	&& SP_PARM->_prescreen
67 #endif
68 	&& !SoftkeyFormat) {
69 	SoftkeyFormat = 1 + format;
70 	code = NCURSES_SP_NAME(_nc_ripoffline) (NCURSES_SP_ARGx
71 						-SLK_LINES(SoftkeyFormat),
72 						_nc_slk_initialize);
73     }
74     returnCode(code);
75 }
76 
77 #if NCURSES_SP_FUNCS
78 NCURSES_EXPORT(int)
slk_init(int format)79 slk_init(int format)
80 {
81     int rc;
82 
83     _nc_init_pthreads();
84     _nc_lock_global(prescreen);
85     START_TRACE();
86     rc = NCURSES_SP_NAME(slk_init) (CURRENT_SCREEN_PRE, format);
87     _nc_unlock_global(prescreen);
88 
89     return rc;
90 }
91 #endif
92