--- Coro/Coro.pm	2006/12/04 03:48:16	1.96
+++ Coro/Coro.pm	2006/12/04 13:47:56	1.97
@@ -49,7 +49,7 @@
 our %EXPORT_TAGS = (
       prio => [qw(PRIO_MAX PRIO_HIGH PRIO_NORMAL PRIO_LOW PRIO_IDLE PRIO_MIN)],
 );
-our @EXPORT_OK = @{$EXPORT_TAGS{prio}};
+our @EXPORT_OK = (@{$EXPORT_TAGS{prio}}, qw(nready));
 
 {
    my @async;
@@ -350,10 +350,18 @@
 
 =back
 
-=head2 UTILITY FUNCTIONS
+=head2 GLOBAL FUNCTIONS
 
 =over 4
 
+=item Coro::nready
+
+Returns the number of coroutines that are currently in the ready state,
+i.e. that can be swicthed to. The value C<0> means that the only runnable
+coroutine is the currently running one, so C<cede> would have no effect,
+and C<schedule> would cause a deadlock unless there is an idle handler
+that wakes up some coroutines.
+
 =item unblock_sub { ... }
 
 This utility function takes a BLOCK or code reference and "unblocks" it,