sleep accepts arbitrary floating point numbers.

diff --git a/doc/sh-utils.texi b/doc/sh-utils.texi
index e910b3cd7bb9312e3c35ecd97297e9c8c2811d36..aa2635383ccfda1fe57603424af0b25e563bc741 100644 (file)
--- a/doc/sh-utils.texi
+++ b/doc/sh-utils.texi
@@ -3059,6 +3059,10 @@ hours
 days
 @end table
 
+Historical implementations of @code{sleep} have required that
+@var{number} be an integer.  However, GNU @code{sleep} accepts
+arbitrary floating point numbers.
+
 The only options are @samp{--help} and @samp{--version}.  @xref{Common
 options}.