X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fsleep.c;h=45b9d803d95ac60b79a0cbc416bef94ffb5b9abe;hb=b344de996cd51f8a2f2558a3172016b64d99c622;hp=90b482c14695fe223c269fc4c63264b4d672cf2d;hpb=6baa46639c17d7fba1d6aa1a3dd8ed536b7b2dc9;p=gnulib.git

diff --git a/lib/sleep.c b/lib/sleep.c
index 90b482c14..45b9d803d 100644
--- a/lib/sleep.c
+++ b/lib/sleep.c
@@ -1,5 +1,5 @@
 /* Pausing execution of the current thread.
-   Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
    This program is free software: you can redistribute it and/or modify
@@ -50,13 +50,14 @@ sleep (unsigned int seconds)
 /* 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;