/* Pausing execution of the current thread.
- Copyright (C) 2007, 2009, 2010 Free Software Foundation, Inc.
+ Copyright (C) 2007, 2009-2013 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2007.
This program is free software: you can redistribute it and/or modify
unsigned int remaining;
/* Sleep for 1 second many times, because
- 1. Sleep is not interruptiple by Ctrl-C,
+ 1. Sleep is not interruptible by Ctrl-C,
2. we want to avoid arithmetic overflow while multiplying with 1000. */
for (remaining = seconds; remaining > 0; remaining--)
Sleep (1000);
/* Guarantee unlimited sleep and a reasonable return value. Cygwin
1.5.x rejects attempts to sleep more than 49.7 days (2**32
milliseconds), but uses uninitialized memory which results in a
- garbage answer. */
+ garbage answer. Similarly, Linux 2.6.9 with glibc 2.3.4 has a too
+ small return value when asked to sleep more than 24.85 days. */
unsigned int
rpl_sleep (unsigned int seconds)
{
/* This requires int larger than 16 bits. */
- verify (UINT_MAX / 49 / 24 / 60 / 60);
- const unsigned int limit = 49 * 24 * 60 * 60;
+ verify (UINT_MAX / 24 / 24 / 60 / 60);
+ const unsigned int limit = 24 * 24 * 60 * 60;
while (limit < seconds)
{
unsigned int result;