1 /* $NetBSD: pause.c,v 1.11 2021/09/06 07:03:50 rin Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Julian Coleman. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 __RCSID("$NetBSD: pause.c,v 1.11 2021/09/06 07:03:50 rin Exp $"); 35 #endif /* not lint */ 36 37 #include <stdarg.h> 38 #include <stdlib.h> 39 #include <sys/time.h> 40 41 #include "curses.h" 42 #include "curses_private.h" 43 44 /* 45 * napms -- 46 * Sleep for ms milliseconds. 47 */ 48 int 49 napms(int ms) 50 { 51 struct timespec ts; 52 53 __CTRACE(__CTRACE_MISC, "napms: %d\n", ms); 54 ts.tv_sec = ms / 1000; 55 ts.tv_nsec = (ms % 1000) * 1000000; 56 (void)nanosleep(&ts, NULL); 57 return OK; 58 } 59 60 /* 61 * delay_output -- 62 * Pause output using terminal pad character. 63 */ 64 int 65 delay_output(int ms) 66 { 67 char *delstr; 68 69 __CTRACE(__CTRACE_MISC, "delay_output: %d\n", ms); 70 if (!_cursesi_screen->padchar) 71 return napms(ms); 72 73 if (asprintf(&delstr, "%d", ms) == -1) 74 return ERR; 75 tputs(delstr, 0, __cputchar); 76 free(delstr); 77 return OK; 78 } 79