aio_notify: fix _POSIX_REALTIME_SIGNALS check

Check that _POSIX_REALTIME_SIGNALS is greater than zero to assume realtime
signals are supported, instead of any non-zero value (including -1).

diff --git a/ChangeLog b/ChangeLog
index a70fadc..0cfa229 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2012-10-29  Pino Toscano  <toscano.pino@tiscali.it>
+
+       * sysdeps/pthread/aio_notify.c (__aio_notify_only)
+       [_POSIX_REALTIME_SIGNALS]: Change condition to
+       [_POSIX_REALTIME_SIGNALS > 0].
+
 2012-10-27  Andreas Jaeger  <aj@suse.de>
 
        * sysdeps/unix/sysv/linux/x86/bits/fcntl.h (__O_LARGEFILE)

diff --git a/sysdeps/pthread/aio_notify.c b/sysdeps/pthread/aio_notify.c
index f8c4ccc..a9f0648 100644 (file)
--- a/sysdeps/pthread/aio_notify.c
+++ b/sysdeps/pthread/aio_notify.c
@@ -95,7 +95,7 @@ __aio_notify_only (struct sigevent *sigev)
   else if (sigev->sigev_notify == SIGEV_SIGNAL)
     {
       /* We have to send a signal.  */
-#if _POSIX_REALTIME_SIGNALS
+#if _POSIX_REALTIME_SIGNALS > 0
       /* Note that the standard gives us the option of using a plain
         non-queuing signal here when SA_SIGINFO is not set for the signal.  */
 # ifdef BROKEN_THREAD_SIGNALS