/* * Code for various kinds of delays. Most of this is nonportable and * requires various enhancements to the operating system, so it won't * work on all systems. It is included in curses to provide a portable * interface, and so curses itself can use it for function keys. */ /* @(#) delayoutpt.c: 1.1 10/15/83 (1.10 3/6/83) */ #include "curses.ext" #include <signal.h> /* * Delay the output for ms milliseconds. * Note that this is NOT the same as a high resolution sleep. It will * cause a delay in the output but will not necessarily suspend the * processor. For applications needing to sleep for 1/10th second, * this is not a usable substitute. It causes a pause in the displayed * output, for example, for the eye wink in snake. It is disrecommended * for "delay" to be much more than 1/2 second, especially at high * baud rates, because of all the characters it will output. Note * that due to system delays, the actual pause could be even more. * Some games won't work decently with this routine. */ delay_output(ms) int ms; { extern int _outchar(); /* it's in putp.c */ return _delay(ms*10, _outchar); }