From d81b986bea1bdfbf3a27131df9decbf09882654a Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Thu, 19 Apr 2001 23:25:40 +0000 Subject: * sysdeps/mach/hurd/mlock.c: New file. * sysdeps/mach/hurd/munlock.c: New file. * sysdeps/mach/hurd/bits/posix_opt.h (_POSIX_MEMLOCK_RANGE): Define it. * misc/Makefile (routines): Add mlock munlock mlockall munlockall. * sysdeps/generic/mlock.c: New file. * sysdeps/generic/munlock.c: New file. * sysdeps/generic/mlockall.c: New file. * sysdeps/generic/munlockall.c: New file. * sysdeps/generic/bits/mman.h (MCL_CURRENT, MCL_FUTURE): New macros. * sysdeps/unix/sysv/linux/syscalls.list (mlock, munlock, mlockall, munlockall): Change caller field to - from EXTRA. Don't use __ names; not used (and not declared in include/sys/mman.h). --- sysdeps/generic/mlock.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 sysdeps/generic/mlock.c (limited to 'sysdeps/generic/mlock.c') diff --git a/sysdeps/generic/mlock.c b/sysdeps/generic/mlock.c new file mode 100644 index 0000000000..ca9b0dfb70 --- /dev/null +++ b/sysdeps/generic/mlock.c @@ -0,0 +1,35 @@ +/* mlock -- guarantee pages are resident in memory. Stub version. + Copyright (C) 2001 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 + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#include +#include + +/* Guarantee all whole pages mapped by the range [ADDR,ADDR+LEN) to + be memory resident. */ + +int +mlock (const void *addr, size_t len) +{ + __set_errno (ENOSYS); + return -1; +} + +stub_warning (mlock) +#include -- cgit v1.2.3