1 /**************************************************************************** 2 * Copyright 2020 Thomas E. Dickey * 3 * Copyright 1998-2014,2017 Free Software Foundation, Inc. * 4 * * 5 * Permission is hereby granted, free of charge, to any person obtaining a * 6 * copy of this software and associated documentation files (the * 7 * "Software"), to deal in the Software without restriction, including * 8 * without limitation the rights to use, copy, modify, merge, publish, * 9 * distribute, distribute with modifications, sublicense, and/or sell * 10 * copies of the Software, and to permit persons to whom the Software is * 11 * furnished to do so, subject to the following conditions: * 12 * * 13 * The above copyright notice and this permission notice shall be included * 14 * in all copies or substantial portions of the Software. * 15 * * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 23 * * 24 * Except as contained in this notice, the name(s) of the above copyright * 25 * holders shall not be used in advertising or otherwise to promote the * 26 * sale, use or other dealings in this Software without prior written * 27 * authorization. * 28 ****************************************************************************/ 29 30 /**************************************************************************** 31 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 32 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 33 * and: Thomas E. Dickey 1996-on * 34 * and: Juergen Pfeifer 2009 * 35 ****************************************************************************/ 36 37 /* 38 * lib_napms.c 39 * 40 * The routine napms. 41 * 42 * (This file was originally written by Eric Raymond; however except for 43 * comments, none of the original code remains - T.Dickey). 44 */ 45 46 #include <curses.priv.h> 47 48 #if HAVE_NANOSLEEP 49 #include <time.h> 50 #if HAVE_SYS_TIME_H 51 #include <sys/time.h> /* needed for MacOS X DP3 */ 52 #endif 53 #endif 54 55 MODULE_ID("$Id: lib_napms.c,v 1.26 2020/02/02 23:34:34 tom Exp $") 56 57 NCURSES_EXPORT(int) 58 NCURSES_SP_NAME(napms) (NCURSES_SP_DCLx int ms) 59 { 60 T((T_CALLED("napms(%d)"), ms)); 61 62 #ifdef USE_TERM_DRIVER 63 CallDriver_1(SP_PARM, td_nap, ms); 64 #else /* !USE_TERM_DRIVER */ 65 #if NCURSES_SP_FUNCS 66 (void) sp; 67 #endif 68 #if HAVE_NANOSLEEP 69 { 70 struct timespec request, remaining; 71 request.tv_sec = ms / 1000; 72 request.tv_nsec = (ms % 1000) * 1000000; 73 while (nanosleep(&request, &remaining) == -1 74 && errno == EINTR) { 75 request = remaining; 76 } 77 } 78 #else 79 _nc_timed_wait(0, 0, ms, (int *) 0 EVENTLIST_2nd(0)); 80 #endif 81 #endif /* !USE_TERM_DRIVER */ 82 83 returnCode(OK); 84 } 85 86 #if NCURSES_SP_FUNCS 87 NCURSES_EXPORT(int) 88 napms(int ms) 89 { 90 return NCURSES_SP_NAME(napms) (CURRENT_SCREEN, ms); 91 } 92 #endif 93