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Annotation of researchv10no/ncurses/screen/delayoutpt.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Code for various kinds of delays.  Most of this is nonportable and
        !             3:  * requires various enhancements to the operating system, so it won't
        !             4:  * work on all systems.  It is included in curses to provide a portable
        !             5:  * interface, and so curses itself can use it for function keys.
        !             6:  */
        !             7: 
        !             8: /*     @(#) delayoutpt.c: 1.1 10/15/83 (1.10   3/6/83) */
        !             9: 
        !            10: #include "curses.ext"
        !            11: #include <signal.h>
        !            12: 
        !            13: /*
        !            14:  * Delay the output for ms milliseconds.
        !            15:  * Note that this is NOT the same as a high resolution sleep.  It will
        !            16:  * cause a delay in the output but will not necessarily suspend the
        !            17:  * processor.  For applications needing to sleep for 1/10th second,
        !            18:  * this is not a usable substitute.  It causes a pause in the displayed
        !            19:  * output, for example, for the eye wink in snake.  It is disrecommended
        !            20:  * for "delay" to be much more than 1/2 second, especially at high
        !            21:  * baud rates, because of all the characters it will output.  Note
        !            22:  * that due to system delays, the actual pause could be even more.
        !            23:  * Some games won't work decently with this routine.
        !            24:  */
        !            25: delay_output(ms)
        !            26: int ms;
        !            27: {
        !            28:        extern int _outchar();          /* it's in putp.c */
        !            29: 
        !            30:        return _delay(ms*10, _outchar);
        !            31: }

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