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authorRoland McGrath <roland@gnu.org>2005-10-17 02:39:51 +0000
committerRoland McGrath <roland@gnu.org>2005-10-17 02:39:51 +0000
commitd9ed7e215db49dc7a7c260ccb5bc58ab4ab6c3df (patch)
tree7ccf1ee130bba99728c6c66078250f3c14c3e411 /bits/mman.h
parent76e95c889908f409c2913e6abd23ba5fedb1459f (diff)
downloadglibc-d9ed7e215db49dc7a7c260ccb5bc58ab4ab6c3df.tar.gz
2005-10-16 Alfred M. Szmidt <ams@gnu.org>
* sysdeps/generic/bits/mman.h [__USE_GNU] (MREMAP_MAYMOVE, REMAP_FIXED): New macros.
Diffstat (limited to 'bits/mman.h')
-rw-r--r--bits/mman.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/bits/mman.h b/bits/mman.h
index a2ee064cae..0c15902706 100644
--- a/bits/mman.h
+++ b/bits/mman.h
@@ -1,5 +1,5 @@
/* Definitions for BSD-style memory management.
- Copyright (C) 1994-1998,2000,01,02 Free Software Foundation, Inc.
+ Copyright (C) 1994-1998,2000,01,02,05 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -85,6 +85,12 @@
#define MS_SYNC 0 /* Synchronous memory sync. */
#define MS_INVALIDATE 2 /* Invalidate the caches. */
+/* Flags for `mremap'. */
+#ifdef __USE_GNU
+# define MREMAP_MAYMOVE 1 /* Mapping address may change. */
+# define MREMAP_FIXED 2 /* Fifth argument sets new address. */
+#endif
+
/* Flags for `mlockall' (can be OR'd together). */
#define MCL_CURRENT 1 /* Lock all currently mapped pages. */
#define MCL_FUTURE 2 /* Lock all additions to address