From: Francesc Campoy <campoy@golang.org>
Date: Tue, 29 Jan 2013 23:17:39 +0000 (-0800)
Subject: go/misc/dist: Keep file modes when copying.
X-Git-Tag: go1.1rc2~1257
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=ba4197851606c9cd95e98b75d86c47604c5ffce8;p=gostls13.git

go/misc/dist: Keep file modes when copying.

R=adg
CC=golang-dev
https://golang.org/cl/7221055
---

diff --git a/misc/dist/bindist.go b/misc/dist/bindist.go
index 0e3eff7704..29454c73cf 100644
--- a/misc/dist/bindist.go
+++ b/misc/dist/bindist.go
@@ -611,11 +611,18 @@ func cp(dst, src string) error {
 		return err
 	}
 	defer sf.Close()
+	fi, err := sf.Stat()
+	if err != nil {
+		return err
+	}
 	df, err := os.Create(dst)
 	if err != nil {
 		return err
 	}
 	defer df.Close()
+	if err := df.Chmod(fi.Mode()); err != nil {
+		return err
+	}
 	_, err = io.Copy(df, sf)
 	return err
 }