From 3982e065c8bed3e040ceeff200a54426105a7faa Mon Sep 17 00:00:00 2001
From: Sergey Lyubka <valenok@gmail.com>
Date: Mon, 19 Jul 2021 09:04:18 +0100
Subject: [PATCH] Fix #1315, fix #1317 - use #ifndef instead of #pragma once
 for compilers that do not support #pragma once

---
 Makefile      | 2 +-
 mongoose.h    | 5 ++++-
 src/version.h | 4 +++-
 3 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 081dfa49..ea1f0a11 100644
--- a/Makefile
+++ b/Makefile
@@ -118,7 +118,7 @@ mongoose.c: $(SRCS) Makefile
 	(cat src/license.h; echo; echo '#include "mongoose.h"' ; (for F in src/private.h src/*.c ; do echo; echo '#ifdef MG_ENABLE_LINES'; echo "#line 1 \"$$F\""; echo '#endif'; cat $$F | sed -e 's,#include ".*,,'; done))> $@
 
 mongoose.h: $(HDRS) Makefile
-	(cat src/license.h src/version.h ; cat src/arch.h src/arch_*.h src/config.h src/str.h src/log.h src/timer.h src/util.h src/url.h src/iobuf.h src/base64.h src/md5.h src/sha1.h src/event.h src/net.h src/http.h src/ssi.h src/tls.h src/ws.h src/sntp.h src/mqtt.h src/dns.h | sed -e 's,#include ".*,,' -e 's,^#pragma once,,'; echo; echo '#ifdef __cplusplus'; echo '}'; echo '#endif')> $@
+	(cat src/license.h src/version.h ; cat src/arch.h src/arch_*.h src/config.h src/str.h src/log.h src/timer.h src/util.h src/url.h src/iobuf.h src/base64.h src/md5.h src/sha1.h src/event.h src/net.h src/http.h src/ssi.h src/tls.h src/ws.h src/sntp.h src/mqtt.h src/dns.h | sed -e 's,#include ".*,,' -e 's,^#pragma once,,'; echo; echo '#ifdef __cplusplus'; echo '}'; echo '#endif'; echo '#endif  // MONGOOSE_H')> $@
 
 clean: EXAMPLE_TARGET = clean
 clean: ex
diff --git a/mongoose.h b/mongoose.h
index 108ff2cb..7db835c5 100644
--- a/mongoose.h
+++ b/mongoose.h
@@ -14,7 +14,9 @@
 //
 // Alternatively, you can license this software under a commercial
 // license, as set out in <https://www.cesanta.com/license>.
-#pragma once
+#ifndef MONGOOSE_H
+#define MONGOOSE_H
+
 #define MG_VERSION "7.3"
 
 #ifdef __cplusplus
@@ -978,3 +980,4 @@ size_t mg_dns_decode_name(const uint8_t *, size_t, size_t, char *, size_t);
 #ifdef __cplusplus
 }
 #endif
+#endif  // MONGOOSE_H
diff --git a/src/version.h b/src/version.h
index 15d4aac9..d4d960ba 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1,4 +1,6 @@
-#pragma once
+#ifndef MONGOOSE_H
+#define MONGOOSE_H
+
 #define MG_VERSION "7.3"
 
 #ifdef __cplusplus