1 files changed, 39 insertions, 0 deletions
diff --git a/src/net/error_unix_test.go b/src/net/error_unix_test.go
new file mode 100644
index 0000000..291a723
--- /dev/null
+++ b/src/net/error_unix_test.go
@@ -0,0 +1,39 @@
+// Copyright 2015 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 !plan9 && !windows
+
+package net
+
+import (
+	"errors"
+	"os"
+	"syscall"
+)
+
+var (
+	errTimedout       = syscall.ETIMEDOUT
+	errOpNotSupported = syscall.EOPNOTSUPP
+
+	abortedConnRequestErrors = []error{syscall.ECONNABORTED} // see accept in fd_unix.go
+)
+
+func isPlatformError(err error) bool {
+	_, ok := err.(syscall.Errno)
+	return ok
+}
+
+func samePlatformError(err, want error) bool {
+	if op, ok := err.(*OpError); ok {
+		err = op.Err
+	}
+	if sys, ok := err.(*os.SyscallError); ok {
+		err = sys.Err
+	}
+	return err == want
+}
+
+func isENOBUFS(err error) bool {
+	return errors.Is(err, syscall.ENOBUFS)
+}