* dir.c (sys_warning_1): show error message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28931 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/dir.c b/dir.c
index 5c972898de..483c8beafc 100644
--- a/dir.c
+++ b/dir.c
@@ -992,7 +992,7 @@ dir_s_rmdir(VALUE obj, VALUE dir)
 static VALUE
 sys_warning_1(VALUE mesg)
 {
-    rb_sys_warning("%s", (const char *)mesg);
+    rb_sys_warning("%s:%s", strerror(errno), (const char *)mesg);
     return Qnil;
 }