Add MADV_* and POSIX_MADV_* constants.

This commit is contained in:
Andreas Schwab 2003-02-20 13:23:24 +00:00
parent c5acd3d77e
commit ccc081e1b6
1 changed files with 19 additions and 1 deletions

View File

@ -1,5 +1,5 @@
/* Definitions for POSIX memory map interface. Linux/m68k version.
Copyright (C) 1997 Free Software Foundation, Inc.
Copyright (C) 1997, 2003 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
@ -73,3 +73,21 @@
#ifdef __USE_GNU
# define MREMAP_MAYMOVE 1
#endif
/* Advice to `madvise'. */
#ifdef __USE_BSD
# define MADV_NORMAL 0 /* No further special treatment. */
# define MADV_RANDOM 1 /* Expect random page references. */
# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
# define MADV_WILLNEED 3 /* Will need these pages. */
# define MADV_DONTNEED 4 /* Don't need these pages. */
#endif
/* The POSIX people had to invent similar names for the same things. */
#ifdef __USE_XOPEN2K
# define POSIX_MADV_NORMAL 0 /* No further special treatment. */
# define POSIX_MADV_RANDOM 1 /* Expect random page references. */
# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */
# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */
# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */
#endif