From 7bf1936df3b0367511a120113145c9ab87550c2c Mon Sep 17 00:00:00 2001
From: Yicheng Qin <qycqycqycqycqyc@gmail.com>
Date: Fri, 18 Apr 2014 11:17:41 -0700
Subject: [PATCH] fix(btrfs): build btrfs based on platform

---
 pkg/btrfs/{btrfs.go => btrfs_linux.go} |  2 ++
 pkg/btrfs/btrfs_stubs.go               | 17 +++++++++++++++++
 2 files changed, 19 insertions(+)
 rename pkg/btrfs/{btrfs.go => btrfs_linux.go} (98%)
 create mode 100644 pkg/btrfs/btrfs_stubs.go

diff --git a/pkg/btrfs/btrfs.go b/pkg/btrfs/btrfs_linux.go
similarity index 98%
rename from pkg/btrfs/btrfs.go
rename to pkg/btrfs/btrfs_linux.go
index 66e062df9..f48dd6386 100644
--- a/pkg/btrfs/btrfs.go
+++ b/pkg/btrfs/btrfs_linux.go
@@ -1,3 +1,5 @@
+// +build linux,amd64
+
 package btrfs
 
 import (
diff --git a/pkg/btrfs/btrfs_stubs.go b/pkg/btrfs/btrfs_stubs.go
new file mode 100644
index 000000000..179474738
--- /dev/null
+++ b/pkg/btrfs/btrfs_stubs.go
@@ -0,0 +1,17 @@
+// +build !linux !amd64
+
+package btrfs
+
+import (
+	"fmt"
+)
+
+// IsBtrfs checks whether the file is in btrfs
+func IsBtrfs(path string) bool {
+	return false
+}
+
+// SetNOCOWFile sets NOCOW flag for file
+func SetNOCOWFile(path string) error {
+	return fmt.Errorf("unsupported for the platform")
+}