X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=support%2Fsys-mman.c;h=afbe46624447d87a05a10d44e367427e0b45311d;hb=d26bec17211bf0eb8cef9f0e4802a559f700056a;hp=346c97d6df61c8f36b67428ab2907bdf8d57c2cc;hpb=da4f9e9b2afb23791029d0bb09d78b868aabd870;p=mono.git

diff --git a/support/sys-mman.c b/support/sys-mman.c
index 346c97d6df6..afbe4662444 100644
--- a/support/sys-mman.c
+++ b/support/sys-mman.c
@@ -7,7 +7,25 @@
  * Copyright (C) 2004-2006 Jonathan Pryor
  */
 
+#include <config.h>
+
+#ifndef __OpenBSD__
 #define _XOPEN_SOURCE 600
+#endif
+
+#ifdef PLATFORM_MACOSX
+/* For mincore () */
+#define _DARWIN_C_SOURCE
+#endif
+#ifdef __FreeBSD__
+/* For mincore () */
+#define __BSD_VISIBLE 1
+#endif
+
+#ifdef __NetBSD__
+/* For mincore () */
+#define _NETBSD_SOURCE
+#endif
 
 #include <sys/types.h>
 #include <sys/mman.h>
@@ -70,17 +88,25 @@ Mono_Posix_Syscall_msync (void *start, mph_size_t len, int flags)
 int
 Mono_Posix_Syscall_mlock (void *start, mph_size_t len)
 {
+#if !defined(HAVE_MINCORE)
+	return ENOSYS;
+#else
 	mph_return_if_size_t_overflow (len);
 
 	return mlock (start, (size_t) len);
+#endif
 }
 
 int
 Mono_Posix_Syscall_munlock (void *start, mph_size_t len)
 {
+#if defined(__HAIKU__)
+	return ENOSYS;
+#else
 	mph_return_if_size_t_overflow (len);
 
 	return munlock (start, (size_t) len);
+#endif
 }
 
 #ifdef HAVE_MREMAP
@@ -96,17 +122,28 @@ 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 */
 
 int
 Mono_Posix_Syscall_mincore (void *start, mph_size_t length, unsigned char *vec)
 {
+#if defined(__HAIKU__)
+	return ENOSYS;
+#else
 	mph_return_if_size_t_overflow (length);
 
-	return mincore (start, (size_t) length, vec);
+	return mincore (start, (size_t) length, (void*)vec);
+#endif
 }
 
 #ifdef HAVE_POSIX_MADVISE