glibc/sysdeps/unix/sysv/linux/i386/getresuid.c
Roland McGrath 747bf98ea9 * elf/rtld-Rules ($(objpfx)rtld-libc.a): Use $(verbose) in ar command.
* sysdeps/mach/hurd/getresuid.c: New file.
	* sysdeps/mach/hurd/getresgid.c: New file.
	* sysdeps/mach/hurd/setresuid.c: New file.
	* sysdeps/mach/hurd/setresgid.c: New file.

	* posix/unistd.h [__USE_GNU] (getresuid, getresgid, setresuid,
	setresgid): Declare them.
	* NEWS: Mention it.
	* include/unistd.h
	(__getresuid, __getresgid, __setresuid, __setresgid): Declare them,
	add libc_hidden_proto.
	* posix/Versions (libc: GLIBC_2.3.2): New set.  Add
	getresuid, getresgid, setresuid, setresgid here.
	* Versions.def (libc): Define GLIBC_2.3.2 set.
	* sysdeps/generic/getresuid.c (__getresuid): Fix argument types.
	Add libc_hidden_def.
	* sysdeps/generic/getresgid.c (__getresgid): Likewise.
	* sysdeps/generic/setresgid.c: New file.
	* sysdeps/generic/setresuid.c: New file.
	* sysdeps/unix/sysv/linux/Makefile [$(subdir) = misc]
	(sysdep_routines): Don't add getresuid and getresgid here.
	* sysdeps/unix/sysv/linux/arm/Makefile [$(subdir) = misc]
	(sysdep_routines): Don't add setresuid and setresgid here.
	* sysdeps/unix/sysv/linux/cris/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/sh/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/i386/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/m68k/Makefile: Likewise.
	* posix/Makefile (routines): Add them all here instead.
	* sysdeps/unix/sysv/linux/i386/getresuid.c (getresuid): Renamed to
	__getresuid.  Add libc_hidden_def for that, and weak alias to old name.
	* sysdeps/unix/sysv/linux/i386/getresgid.c (getresgid): Renamed to
	__getresgid.  Add libc_hidden_def for that, and weak alias to old name.
	* sysdeps/unix/sysv/linux/i386/setresuid.c: Add libc_hidden_def.
	[! __NR_setresuid]: Include generic file.
	* sysdeps/unix/sysv/linux/i386/setresgid.c (setresgid): Renamed to
	__setresgid.  Add libc_hidden_def for that, and weak alias to old name.
	[! __NR_setresuid]: Include generic file.
	* sysdeps/unix/sysv/linux/syscalls.list (setresuid, setresgid):
	Caller is - now, not EXTRA.
	* sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list
	(setresuid, setresgid, getresuid, getresgid): Likewise.
	* sysdeps/unix/sysv/linux/syscalls.list (getresuid, getresgid):
	Add these calls here.
	* sysdeps/unix/sysv/linux/alpha/syscalls.list: Remove them here.
	* sysdeps/unix/sysv/linux/hppa/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/x86_64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/mips/syscalls.list: Likewise.
	* sysdeps/unix/sysv/linux/ia64/syscalls.list: Likewise.

	* sysdeps/unix/sysv/linux/Makefile [$(subdir) = misc]
	(sysdep_routines): Add setfsuid and setfsgid here.
	* sysdeps/unix/sysv/linux/arm/Makefile: Not here.
	* sysdeps/unix/sysv/linux/sparc/sparc32/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/cris/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/sh/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/i386/Makefile: Likewise.
	* sysdeps/unix/sysv/linux/m68k/Makefile: Likewise.

	* hurd/errno.c: Renamed to ...
	* hurd/errno-loc.c: ... this.
	* hurd/Makefile (routines): errno -> errno-loc
2002-10-14 01:03:16 +00:00

92 lines
2.5 KiB
C

/* Copyright (C) 1998, 2000, 2002 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 <errno.h>
#include <unistd.h>
#include <sys/types.h>
#include <linux/posix_types.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
#include "kernel-features.h"
#ifdef __NR_getresuid
extern int __syscall_getresuid (__kernel_uid_t *__unbounded ruid,
__kernel_uid_t *__unbounded euid,
__kernel_uid_t *__unbounded suid);
# ifdef __NR_getresuid32
extern int __syscall_getresuid32 (__kernel_uid32_t *__unbounded ruid,
__kernel_uid32_t *__unbounded euid,
__kernel_uid32_t *__unbounded suid);
# if __ASSUME_32BITUIDS == 0
/* This variable is shared with all files that need to check for 32bit
uids. */
extern int __libc_missing_32bit_uids;
# endif
# endif /* __NR_getresuid32 */
int
__getresuid (uid_t *ruid, uid_t *euid, uid_t *suid)
{
# if __ASSUME_32BITUIDS > 0
return INLINE_SYSCALL (getresuid32, 3, CHECK_1 (ruid),
CHECK_1 (euid), CHECK_1 (suid));
# else
__kernel_uid_t k_ruid, k_euid, k_suid;
int result;
# ifdef __NR_getresuid32
if (__libc_missing_32bit_uids <= 0)
{
int r;
int saved_errno = errno;
r = INLINE_SYSCALL (getresuid32, 3, CHECK_1 (ruid),
CHECK_1 (euid), CHECK_1 (suid));
if (r == 0 || errno != ENOSYS)
return r;
__set_errno (saved_errno);
__libc_missing_32bit_uids = 1;
}
# endif /* __NR_getresuid32 */
result = INLINE_SYSCALL (getresuid, 3, __ptrvalue (&k_ruid),
__ptrvalue (&k_euid), __ptrvalue (&k_suid));
if (result == 0)
{
*ruid = (uid_t) k_ruid;
*euid = (uid_t) k_euid;
*suid = (uid_t) k_suid;
}
return result;
# endif
}
libc_hidden_def (__getresuid)
weak_alias (__getresuid, getresuid)
#else
# include <sysdeps/generic/getresuid.c>
#endif