Re: lio_listio Problem

[Andreas Jaeger <aj at suse dot de>]

>>>>> Kevin Beard writes:

 > Thanks for looking at this guys, but now I'm a little bit confused. 
 > Ulrich, what do you mean when you say you've fixed it in the CVS archive. 
 > Do I need to download a new version of a library from Redhat's server?  I'm
 > a bit new to all this so please forgive my lack of knowledge :-)
It means that we've added it to our development version, there's no
new version yet.  You can look at the archive via
<http://sourceware.cygnus.com/glibc>.

I've appended the patch, apply it to glibc 2.1.3 and tell us if it
fixes your problem.

Thanks,
Andreas

--- glibc-2-1-branch/rt/lio_listio.c	Sun Aug 15 22:46:56 1999
+++ libc/rt/lio_listio.c	Wed Jul 26 08:37:54 2000
@@ -1,5 +1,5 @@
 /* Enqueue and list of read or write requests.
-   Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -42,6 +42,7 @@
      int nent;
      struct sigevent *sig;
 {
+  struct sigevent defsigev;
   struct requestlist *requests[nent];
   int cnt;
   volatile int total = 0;
@@ -54,6 +55,12 @@
       return -1;
     }
 
+  if (sig == NULL)
+    {
+      defsigev.sigev_notify = SIGEV_NONE;
+      sig = &defsigev;
+    }
+
   /* Request the mutex.  */
   pthread_mutex_lock (&__aio_requests_mutex);
 
@@ -62,6 +69,7 @@
   for (cnt = 0; cnt < nent; ++cnt)
     if (list[cnt] != NULL && list[cnt]->aio_lio_opcode != LIO_NOP)
       {
+	list[cnt]->aio_sigevent.sigev_notify = SIGEV_NONE;
 	requests[cnt] =  __aio_enqueue_request ((aiocb_union *) list[cnt],
 						list[cnt]->aio_lio_opcode);
 


-- 
 Andreas Jaeger
  SuSE Labs aj@suse.de
   private aj@arthur.inka.de