From b7fd2c28224a69476434d69b5d9da3d150c07226 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Wed, 18 Jul 2012 14:59:03 -0400
Subject: Use "#pragma once" to prevent repeated header file inclusion

---
 src/libexpr/common-opts.hh | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

(limited to 'src/libexpr/common-opts.hh')

diff --git a/src/libexpr/common-opts.hh b/src/libexpr/common-opts.hh
index c28641e9015d..e2e3fe77171c 100644
--- a/src/libexpr/common-opts.hh
+++ b/src/libexpr/common-opts.hh
@@ -1,9 +1,7 @@
-#ifndef __COMMON_OPTS_H
-#define __COMMON_OPTS_H
+#pragma once
 
 #include "eval.hh"
 
-
 namespace nix {
 
 /* Some common option parsing between nix-env and nix-instantiate. */
@@ -17,6 +15,3 @@ bool parseSearchPathArg(const string & arg, Strings::iterator & i,
 Path lookupFileArg(EvalState & state, string s);
 
 }
-
-
-#endif /* !__COMMON_OPTS_H */
-- 
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