From 9d36d4f0692c99b081abeac8013c73b1c374bc29 Mon Sep 17 00:00:00 2001
From: "Yichun Zhang (agentzh)" <agentzh@gmail.com>
Date: Tue, 8 Aug 2017 20:17:10 -0700
Subject: [PATCH] bugfix: do not abort `make install` when copying COPYRIGHT
 fails (the destination could be the same file on Windows, for example).

---
 util/configure | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/util/configure b/util/configure
index d62ad34..6738236 100755
--- a/util/configure
+++ b/util/configure
@@ -532,7 +532,7 @@ _END_
     cd 'build';
 
     push @make_install_cmds, "mkdir -p \$(DESTDIR)$prefix/",
-        "cp $root_dir/COPYRIGHT \$(DESTDIR)$prefix/";
+        "-cp $root_dir/COPYRIGHT \$(DESTDIR)$prefix/";
 
     # build 3rd-party C libraries if required