From 4ccad563d2a3559f0557bfb177bcf45144219bdf Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Tue, 23 Oct 2012 04:31:11 +0000
Subject: libgo: Update to current sources.

From-SVN: r192704
---
 libgo/go/syscall/syscall_unix.go | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'libgo/go/syscall/syscall_unix.go')

diff --git a/libgo/go/syscall/syscall_unix.go b/libgo/go/syscall/syscall_unix.go
index d4bff9efc9c..fb62681a9e1 100644
--- a/libgo/go/syscall/syscall_unix.go
+++ b/libgo/go/syscall/syscall_unix.go
@@ -179,3 +179,20 @@ func Signame(s Signal) string
 func (s Signal) String() string {
 	return Signame(s)
 }
+
+func Read(fd int, p []byte) (n int, err error) {
+	n, err = read(fd, p)
+	if raceenabled && err == nil {
+		raceAcquire(unsafe.Pointer(&ioSync))
+	}
+	return
+}
+
+func Write(fd int, p []byte) (n int, err error) {
+	if raceenabled {
+		raceReleaseMerge(unsafe.Pointer(&ioSync))
+	}
+	return write(fd, p)
+}
+
+var ioSync int64
-- 
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