From b426e7104d1f13ad8ddd86285e7244e92b8e4cd4 Mon Sep 17 00:00:00 2001
From: Sam Hocevar <sam@hocevar.net>
Date: Sat, 7 Nov 2015 13:13:12 +0100
Subject: [PATCH] Add #pragma once directives in all our headers, for safety.

---
 src/common/fuzz.h      | 2 ++
 src/common/random.h    | 2 ++
 src/common/ranges.h    | 2 ++
 src/libzzuf/debug.h    | 2 ++
 src/libzzuf/lib-load.h | 2 ++
 src/libzzuf/network.h  | 2 ++
 src/libzzuf/sys.h      | 2 ++
 src/myfork.h           | 2 ++
 src/timer.h            | 2 ++
 src/util/getopt.h      | 2 ++
 src/util/hex.h         | 2 ++
 src/util/md5.h         | 2 ++
 src/util/mutex.h       | 2 ++
 13 files changed, 26 insertions(+)

diff --git a/src/common/fuzz.h b/src/common/fuzz.h
index 2b35fc8..3e0f352 100644
--- a/src/common/fuzz.h
+++ b/src/common/fuzz.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  fuzz.h: fuzz functions
  */
diff --git a/src/common/random.h b/src/common/random.h
index 35d91e4..0197459 100644
--- a/src/common/random.h
+++ b/src/common/random.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  random.h: pseudorandom number generator
  */
diff --git a/src/common/ranges.h b/src/common/ranges.h
index 411171f..656d29a 100644
--- a/src/common/ranges.h
+++ b/src/common/ranges.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  ranges.c: range handling helper functions
  */
diff --git a/src/libzzuf/debug.h b/src/libzzuf/debug.h
index d628f0e..eb9f9c6 100644
--- a/src/libzzuf/debug.h
+++ b/src/libzzuf/debug.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  debug.h: debugging support
  */
diff --git a/src/libzzuf/lib-load.h b/src/libzzuf/lib-load.h
index 1f2300b..0a1df54 100644
--- a/src/libzzuf/lib-load.h
+++ b/src/libzzuf/lib-load.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  lib-load.h: preload library functions
  */
diff --git a/src/libzzuf/network.h b/src/libzzuf/network.h
index 661ea32..978435f 100644
--- a/src/libzzuf/network.h
+++ b/src/libzzuf/network.h
@@ -11,6 +11,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  network.h: network connection helper functions
  */
diff --git a/src/libzzuf/sys.h b/src/libzzuf/sys.h
index a07cbdd..2f94a75 100644
--- a/src/libzzuf/sys.h
+++ b/src/libzzuf/sys.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  sys.h: system-dependent initialisation
  */
diff --git a/src/myfork.h b/src/myfork.h
index 679183c..120ef18 100644
--- a/src/myfork.h
+++ b/src/myfork.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  myfork.h: process handling functions
  */
diff --git a/src/timer.h b/src/timer.h
index feeab48..5c04b5c 100644
--- a/src/timer.h
+++ b/src/timer.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  timer.h: timing functions
  */
diff --git a/src/util/getopt.h b/src/util/getopt.h
index dfebc67..9427b69 100644
--- a/src/util/getopt.h
+++ b/src/util/getopt.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  getopt.h: getopt_long reimplementation
  */
diff --git a/src/util/hex.h b/src/util/hex.h
index af5c729..61666d5 100644
--- a/src/util/hex.h
+++ b/src/util/hex.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  hex.h: hexadecimal data dump
  */
diff --git a/src/util/md5.h b/src/util/md5.h
index b1a4791..f0a0785 100644
--- a/src/util/md5.h
+++ b/src/util/md5.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  md5.h: MD5 computation
  */
diff --git a/src/util/mutex.h b/src/util/mutex.h
index 7d21493..a8ec975 100644
--- a/src/util/mutex.h
+++ b/src/util/mutex.h
@@ -10,6 +10,8 @@
  *  See http://www.wtfpl.net/ for more details.
  */
 
+#pragma once
+
 /*
  *  mutex.h: very simple spinlock routines
  */