From d1ba2091a0f548a1bb0cc4dbef5df5ee8559b1de Mon Sep 17 00:00:00 2001
From: heckflosse <heckflosse67@gmx.de>
Date: Wed, 25 Oct 2017 17:22:42 +0200
Subject: [PATCH] Make compilation unit rtengine/myfile.cc -Wextra clean, #4155

---
 rtengine/myfile.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/rtengine/myfile.cc b/rtengine/myfile.cc
index 903fd8354..920421188 100644
--- a/rtengine/myfile.cc
+++ b/rtengine/myfile.cc
@@ -33,6 +33,11 @@
 #define PROT_READ 1
 #define MAP_FAILED (void *)-1
 
+#ifdef __GNUC__ // silence warning
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+#endif
+
 void* mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset)
 {
     HANDLE handle = CreateFileMapping((HANDLE)_get_osfhandle(fd), NULL, PAGE_WRITECOPY, 0, 0, NULL);
@@ -51,6 +56,9 @@ int munmap(void *start, size_t length)
     UnmapViewOfFile(start);
     return 0;
 }
+#ifdef __GNUC__
+#pragma GCC diagnostic pop
+#endif
 
 #else // WIN32