glibc/sysdeps/unix/sysv/linux/makedev.c
Ulrich Drepper 9771695416 Update.
2003-09-24  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/ia64/dl-machine.h (RTLD_START): Remove setting of
	__libc_stack_end.  Patch by David Mosberger.

2003-09-24  Jakub Jelinek  <jakub@redhat.com>

	* elf/Versions (ld): Export __libc_stack_end@GLIBC_2.1 instead of
	__libc_stack_end@GLIBC_PRIVATE.

	* sysdeps/generic/dl-sysdep.c (DL_STACK_END): Define if not defined.
	(_dl_sysdep_start): Set __libc_stack_end here.
	* sysdeps/alpha/dl-machine.h (RTLD_START): Remove setting of
	__libc_stack_end.
	* sysdeps/arm/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/cris/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/i386/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/m68k/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/s390/s390-32/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/s390/s390-64/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/sh/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/x86_64/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/ia64/dl-machine.h (DL_STACK_END): Define.
	* sysdeps/sparc/sparc32/dl-machine.h (DL_STACK_END): Define.
	(RTLD_START): Remove setting of __libc_stack_end.
	* sysdeps/sparc/sparc64/dl-machine.h (DL_STACK_END): Define.
	(RTLD_START): Remove setting of __libc_stack_end.

2003-09-24  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/sys/sysmacros.h: Add gnu_dev_ prefix to
	function definitions.  Adjust macro expansions accordingly.
	* sysdeps/unix/sysv/linux/Versions: Add gnu_dev_ prefix to major,
	minor, makedev name.
	* sysdeps/unix/sysv/linux/makedev.c: Likewise.

2003-09-24  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/sys/sysmacros.h (major, minor, makedev):
	Add __THROW.
2003-09-24 21:13:55 +00:00

42 lines
1.4 KiB
C

/* Definitions of functions to access `dev_t' values.
Copyright (C) 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
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <endian.h>
#include <sys/sysmacros.h>
unsigned int
gnu_dev_major (unsigned long long int dev)
{
return ((dev >> 8) & 0xfff) | ((unsigned int) (dev >> 32) & ~0xfff);
}
unsigned int
gnu_dev_minor (unsigned long long int dev)
{
return (dev & 0xff) | ((unsigned int) (dev >> 12) & ~0xff);
}
unsigned long long int
gnu_dev_makedev (unsigned int major, unsigned int minor)
{
return ((minor & 0xff) | ((major & 0xfff) << 8)
| (((unsigned long long int) (minor & ~0xff)) << 12)
| (((unsigned long long int) (major & ~0xfff)) << 32));
}