From 2af853f9926885163324389f57c630d9aefc42f3 Mon Sep 17 00:00:00 2001
From: "Lucas M. Schnorr" <schnorr@inf.ufrgs.br>
Date: Thu, 12 Jan 2017 16:51:44 +0100
Subject: [PATCH] protect the header declaration with pre-processor directives

---
 src/calibration/calibrate.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/calibration/calibrate.h b/src/calibration/calibrate.h
index 6056e5d..f0f0433 100644
--- a/src/calibration/calibrate.h
+++ b/src/calibration/calibrate.h
@@ -1,4 +1,5 @@
-
+#ifndef __CALIBRATE_H_
+#define __CALIBRATE_H_
 
 #include "unistd.h"
 #if _POSIX_TIMERS
@@ -16,3 +17,5 @@ void my_sleep(unsigned long long length);
 void print_in_file(const char* func, int count, unsigned long long start_time, unsigned long long total_time);
 
 MPI_Comm get_comm();
+
+#endif // __CALIBRATE_H_
-- 
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