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v0.5.1
https://github.com/python/cpython
09 December 2020, 11:06:31 UTC
Revision 5f5124e410b4fbd36a6620dfcedb0eaef346b3c4 authored by Neal Norwitz on 21 February 2006, 09:19:45 UTC, committed by Neal Norwitz on 21 February 2006, 09:19:45 UTC 
Backport 41753:
 
  Bug #1378022, UTF-8 files with a leading BOM crashed the interpreter.
  Also bug #1435487 (dup).
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Tip revision: 5f5124e410b4fbd36a6620dfcedb0eaef346b3c4 authored by Neal Norwitz on 21 February 2006, 09:19:45 UTC
Backport 41753:
Tip revision: 5f5124e
sleep.c 
#include "oslib/osmodule.h"
#include <stdio.h>
#include "kernel.h"
#include <limits.h>
#include <errno.h>
#include "oslib/taskwindow.h"
#include "Python.h"


int riscos_sleep(double delay)
{
	os_t starttime, endtime, time; /* monotonic times (centiseconds) */
	int *pollword, ret;
	osbool claimed;

        /* calculate end time */
	starttime = os_read_monotonic_time();
	if (starttime + 100.0*delay >INT_MAX)
		endtime = INT_MAX;
	else
		endtime = (os_t)(starttime + 100.0*delay);

	/* allocate (in RMA) and set pollword for xupcall_sleep */
	pollword = osmodule_alloc(4);
	*pollword = 1;

	time = starttime;
	ret = 0;
	while ( time<endtime && time>=starttime ) {
		xupcall_sleep (pollword, &claimed);
		if (PyErr_CheckSignals()) {
			ret = 1;
			break;
		}
		time = os_read_monotonic_time();
	}

	/* deallocate pollword */
	osmodule_free(pollword);
	return ret;
}
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