diff options
Diffstat (limited to 'sysdeps/generic')
| -rw-r--r-- | sysdeps/generic/bits/mman.h | 16 | ||||
| -rw-r--r-- | sysdeps/generic/madvise.c | 7 |
2 files changed, 16 insertions, 7 deletions
diff --git a/sysdeps/generic/bits/mman.h b/sysdeps/generic/bits/mman.h index 99e3bcd1e8..57d42546d3 100644 --- a/sysdeps/generic/bits/mman.h +++ b/sysdeps/generic/bits/mman.h @@ -1,5 +1,5 @@ /* Definitions for BSD-style memory management. - Copyright (C) 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc. + Copyright (C) 1994-1998, 2000 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 @@ -21,8 +21,9 @@ (such as GNU) where these facilities are not system services but can be emulated in the C library, these are the definitions we emulate. */ -#ifndef _BITS_MMAN_H -#define _BITS_MMAN_H 1 +#ifndef _SYS_MMAN_H +# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead." +#endif /* Protections are chosen from these bits, OR'd together. The implementation does not necessarily support PROT_EXEC or PROT_WRITE @@ -70,4 +71,11 @@ # define MADV_DONTNEED 4 /* Don't need these pages. */ #endif -#endif /* bits/mman.h */ +/* 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 diff --git a/sysdeps/generic/madvise.c b/sysdeps/generic/madvise.c index 5431bda111..d6c2322d25 100644 --- a/sysdeps/generic/madvise.c +++ b/sysdeps/generic/madvise.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1994, 1995, 1996, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1994, 1995, 1996, 1997, 2000 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 @@ -24,11 +24,12 @@ for the region starting at ADDR and extending LEN bytes. */ int -madvise (__ptr_t addr, size_t len, int advice) +__madvise (__ptr_t addr, size_t len, int advice) { __set_errno (ENOSYS); return -1; } - +weak_alias (__madvice, madvice) +weak_alias (__madvice, posix_madvise) stub_warning (madvise) #include <stub-tag.h> |