1 /* $OpenBSD: lib_napms.c,v 1.9 2023/10/17 09:52:09 nicm Exp $ */
2
3 /****************************************************************************
4 * Copyright 2020 Thomas E. Dickey *
5 * Copyright 1998-2014,2017 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_napms.c
41 *
42 * The routine napms.
43 *
44 * (This file was originally written by Eric Raymond; however except for
45 * comments, none of the original code remains - T.Dickey).
46 */
47
48 #include <curses.priv.h>
49
50 #if HAVE_NANOSLEEP
51 #include <time.h>
52 #if HAVE_SYS_TIME_H
53 #include <sys/time.h> /* needed for MacOS X DP3 */
54 #endif
55 #endif
56
57 MODULE_ID("$Id: lib_napms.c,v 1.9 2023/10/17 09:52:09 nicm Exp $")
58
NCURSES_EXPORT(int)59 NCURSES_EXPORT(int)
60 NCURSES_SP_NAME(napms) (NCURSES_SP_DCLx int ms)
61 {
62 T((T_CALLED("napms(%d)"), ms));
63
64 #ifdef USE_TERM_DRIVER
65 CallDriver_1(SP_PARM, td_nap, ms);
66 #else /* !USE_TERM_DRIVER */
67 #if NCURSES_SP_FUNCS
68 (void) sp;
69 #endif
70 #if HAVE_NANOSLEEP
71 {
72 struct timespec request, remaining;
73 request.tv_sec = ms / 1000;
74 request.tv_nsec = (ms % 1000) * 1000000;
75 while (nanosleep(&request, &remaining) == -1
76 && errno == EINTR) {
77 request = remaining;
78 }
79 }
80 #elif defined(_NC_WINDOWS)
81 Sleep((DWORD) ms);
82 #else
83 _nc_timed_wait(0, 0, ms, (int *) 0 EVENTLIST_2nd(0));
84 #endif
85 #endif /* !USE_TERM_DRIVER */
86
87 returnCode(OK);
88 }
89
90 #if NCURSES_SP_FUNCS
91 NCURSES_EXPORT(int)
napms(int ms)92 napms(int ms)
93 {
94 return NCURSES_SP_NAME(napms) (CURRENT_SCREEN, ms);
95 }
96 #endif
97