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* cygwin.din (madvise): Export posix_madvise as madvise.

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* include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR.
	* include/sys/mman.h: Define madvise constants, keep Linux-specific
	constants undefined.
	(madvise): Declare.
This commit is contained in:
Corinna Vinschen
2011-01-12 13:01:43 +00:00
parent 7971c2a29c
commit 6147b7f8a3
3 changed files with 34 additions and 4 deletions
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23
winsup/cygwin/include/sys/mman.h
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@@ -1,6 +1,6 @@
/* sys/mman.h
Copyright 1996, 1997, 1998, 2000, 2001, 2003, 2005, 2007 Red Hat, Inc.
Copyright 1996, 1997, 1998, 2000, 2001, 2003, 2005, 2007, 2011 Red Hat, Inc.
This file is part of Cygwin.
@@ -56,6 +56,26 @@ extern "C" {
#define POSIX_MADV_WILLNEED 3
#define POSIX_MADV_DONTNEED 4
/*
* Flags for madvise. BSD/Linux-specific.
*/
#define MADV_NORMAL 0
#define MADV_SEQUENTIAL 1
#define MADV_RANDOM 2
#define MADV_WILLNEED 3
#define MADV_DONTNEED 4
/* Deliberately don't define these Linux-specific flags. An application
expecting them to behave as defined would be in for a surprise. */
#if 0
#define MADV_REMOVE 5
#define MADV_DONTFORK 6
#define MADV_DOFORK 7
#define MADV_HWPOISON 8
#define MADV_SOFT_OFFLINE 9
#define MADV_MERGEABLE 10
#define MADV_UNMERGEABLE 11
#endif
#ifndef __INSIDE_CYGWIN__
extern void *mmap (void *__addr, size_t __len, int __prot, int __flags, int __fd, off_t __off);
#endif
@@ -66,6 +86,7 @@ extern int mlock (const void *__addr, size_t __len);
extern int munlock (const void *__addr, size_t __len);
extern int posix_madvise (void *__addr, size_t __len, int __advice);
extern int madvise (void *__addr, size_t __len, int __advice);
extern int shm_open (const char *__name, int __oflag, mode_t __mode);
extern int shm_unlink (const char *__name);