pkg/osutil: port to darwin

3 files changed, 29 insertions, 3 deletions

diff --git a/pkg/osutil/osutil.go b/pkg/osutil/osutil.go
index 3d5a18a67..b63fffc1e 100644
--- a/pkg/osutil/osutil.go
+++ b/pkg/osutil/osutil.go
@@ -52,9 +52,7 @@ func LongPipe() (io.ReadCloser, io.WriteCloser, error) {
 	if err != nil {
 		return nil, nil, fmt.Errorf("failed to create pipe: %v", err)
 	}
-	for sz := 128 << 10; sz <= 2<<20; sz *= 2 {
-		syscall.Syscall(syscall.SYS_FCNTL, w.Fd(), syscall.F_SETPIPE_SZ, uintptr(sz))
-	}
+	prolongPipe(r, w)
 	return r, w, err
 }
 
diff --git a/pkg/osutil/osutil_linux.go b/pkg/osutil/osutil_linux.go
new file mode 100644
index 000000000..320f06fc3
--- /dev/null
+++ b/pkg/osutil/osutil_linux.go
@@ -0,0 +1,15 @@
+// Copyright 2017 syzkaller project authors. All rights reserved.
+// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
+
+package osutil
+
+import (
+	"os"
+	"syscall"
+)
+
+func prolongPipe(r, w *os.File) {
+	for sz := 128 << 10; sz <= 2<<20; sz *= 2 {
+		syscall.Syscall(syscall.SYS_FCNTL, w.Fd(), syscall.F_SETPIPE_SZ, uintptr(sz))
+	}
+}
diff --git a/pkg/osutil/osutil_stub.go b/pkg/osutil/osutil_stub.go
new file mode 100644
index 000000000..74ce2cc31
--- /dev/null
+++ b/pkg/osutil/osutil_stub.go
@@ -0,0 +1,13 @@
+// Copyright 2017 syzkaller project authors. All rights reserved.
+// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
+
+// +build !linux
+
+package osutil
+
+import (
+	"os"
+)
+
+func prolongPipe(r, w *os.File) {
+}