svn commit: r251575 - head/lib/libc/net
Jilles Tjoelker
jilles at FreeBSD.org
Sun Jun 9 14:32:00 UTC 2013
Author: jilles
Date: Sun Jun 9 14:31:59 2013
New Revision: 251575
URL: http://svnweb.freebsd.org/changeset/base/251575
Log:
Make recv() and send() cancellation points, as required by POSIX.
Call the recvfrom() and sendto() functions overridden by libthr instead of
the _recvfrom() and _sendto() versions that are not cancellation points.
Modified:
head/lib/libc/net/recv.c
head/lib/libc/net/send.c
Modified: head/lib/libc/net/recv.c
==============================================================================
--- head/lib/libc/net/recv.c Sun Jun 9 13:58:37 2013 (r251574)
+++ head/lib/libc/net/recv.c Sun Jun 9 14:31:59 2013 (r251575)
@@ -33,12 +33,10 @@ static char sccsid[] = "@(#)recv.c 8.2 (
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
-#include "namespace.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <stddef.h>
-#include "un-namespace.h"
ssize_t
recv(s, buf, len, flags)
@@ -46,5 +44,9 @@ recv(s, buf, len, flags)
size_t len;
void *buf;
{
- return (_recvfrom(s, buf, len, flags, NULL, 0));
+ /*
+ * POSIX says recv() shall be a cancellation point, so call the
+ * cancellation-enabled recvfrom() and not _recvfrom().
+ */
+ return (recvfrom(s, buf, len, flags, NULL, 0));
}
Modified: head/lib/libc/net/send.c
==============================================================================
--- head/lib/libc/net/send.c Sun Jun 9 13:58:37 2013 (r251574)
+++ head/lib/libc/net/send.c Sun Jun 9 14:31:59 2013 (r251575)
@@ -33,12 +33,10 @@ static char sccsid[] = "@(#)send.c 8.2 (
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
-#include "namespace.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <stddef.h>
-#include "un-namespace.h"
ssize_t
send(s, msg, len, flags)
@@ -46,5 +44,9 @@ send(s, msg, len, flags)
size_t len;
const void *msg;
{
- return (_sendto(s, msg, len, flags, NULL, 0));
+ /*
+ * POSIX says send() shall be a cancellation point, so call the
+ * cancellation-enabled sendto() and not _sendto().
+ */
+ return (sendto(s, msg, len, flags, NULL, 0));
}
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