Merge pull request #4301 from ntherning/fix-Mono.Posix-API-breakage

[mono.git] / support / sys-mman.c

diff --git a/support/sys-mman.c b/support/sys-mman.c
index f885d11b82195f45ff638b940222c82000e1882b..1dd61bc372b5343cce83bf8a677c190aca969a05 100644 (file)
--- a/support/sys-mman.c
+++ b/support/sys-mman.c
@@ -7,7 +7,11 @@
  * Copyright (C) 2004-2006 Jonathan Pryor
  */
 
+#include <config.h>
+
+#ifndef __OpenBSD__
 #define _XOPEN_SOURCE 600
+#endif
 
 #ifdef PLATFORM_MACOSX
 /* For mincore () */
@@ -18,6 +22,11 @@
 #define __BSD_VISIBLE 1
 #endif
 
+#ifdef __NetBSD__
+/* For mincore () */
+#define _NETBSD_SOURCE
+#endif
+
 #include <sys/types.h>
 #include <sys/mman.h>
 #include <errno.h>
@@ -105,8 +114,15 @@ Mono_Posix_Syscall_mremap (void *old_address, mph_size_t old_size,
        if (Mono_Posix_FromMremapFlags (flags, &_flags) == -1)
                return MAP_FAILED;
 
+#if defined(linux)
        return mremap (old_address, (size_t) old_size, (size_t) new_size,
                        (unsigned long) _flags);
+#elif defined(__NetBSD__)
+       return mremap (old_address, (size_t) old_size, old_address,
+                       (size_t) new_size, (unsigned long) _flags);
+#else
+#error Port me
+#endif
 }
 #endif /* def HAVE_MREMAP */