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authorBen Gamari <bgamari.foss@gmail.com>2017-04-22 09:34:18 -0400
committerBen Gamari <ben@smart-cactus.org>2017-04-23 11:05:48 -0400
commitf13eebcc9b1407e5aeaf010536fcb5e469dbfe71 (patch)
tree99bb45d293b74ba0570a2555e07fed09f8c3f659 /rts/GetEnv.h
parent87fbf39a61d2535a172fbcecec098730eba1777f (diff)
downloadhaskell-f13eebcc9b1407e5aeaf010536fcb5e469dbfe71.tar.gz
cpp: Use #pragma once instead of #ifndef guards
This both says what we mean and silences a bunch of spurious CPP linting warnings. This pragma is supported by all CPP implementations which we support. Reviewers: austin, erikd, simonmar, hvr Reviewed By: simonmar Subscribers: rwbarton, thomie Differential Revision: https://phabricator.haskell.org/D3482
Diffstat (limited to 'rts/GetEnv.h')
-rw-r--r--rts/GetEnv.h5
1 files changed, 1 insertions, 4 deletions
diff --git a/rts/GetEnv.h b/rts/GetEnv.h
index 5e3d0cf184..a6f2b54dae 100644
--- a/rts/GetEnv.h
+++ b/rts/GetEnv.h
@@ -6,8 +6,7 @@
*
* ---------------------------------------------------------------------------*/
-#ifndef GETENV_H
-#define GETENV_H
+#pragma once
#include "BeginPrivate.h"
@@ -19,5 +18,3 @@ void freeProgEnvv (int envc, char *envv[]);
/* calls to getProgEnvv must have a corresponding freeProgEnvv */
#include "EndPrivate.h"
-
-#endif /* GETENV_H */