1 files changed, 18 insertions, 0 deletions
diff --git a/src/os/error_posix.go b/src/os/error_posix.go
new file mode 100644
index 0000000..5ca2e60
--- /dev/null
+++ b/src/os/error_posix.go
@@ -0,0 +1,18 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build unix || (js && wasm) || windows
+
+package os
+
+import "syscall"
+
+// wrapSyscallError takes an error and a syscall name. If the error is
+// a syscall.Errno, it wraps it in a os.SyscallError using the syscall name.
+func wrapSyscallError(name string, err error) error {
+	if _, ok := err.(syscall.Errno); ok {
+		err = NewSyscallError(name, err)
+	}
+	return err
+}