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* 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
63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
/* getresuid -- fetch effective user ID, real user ID, and saved-set user ID
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Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <unistd.h>
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#include <hurd.h>
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#include <hurd/id.h>
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/* Fetch the effective user ID, real user ID, and saved-set user ID,
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of the calling process. */
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int
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__getresuid (uid_t *euid, uid_t *ruid, uid_t *suid)
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{
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error_t err;
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uid_t eff, real, saved;
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HURD_CRITICAL_BEGIN;
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__mutex_lock (&_hurd_id.lock);
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err = _hurd_check_ids ();
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if (!err)
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{
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if (_hurd_id.aux.nuids < 1)
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/* We do not even have a real UID. */
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err = EGRATUITOUS;
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else
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{
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real = _hurd_id.aux.uids[0];
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saved = _hurd_id.aux.nuids < 2 ? real :_hurd_id.aux.uids[1];
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eff = _hurd_id.gen.nuids < 1 ? real : _hurd_id.gen.uids[0];
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}
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}
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__mutex_unlock (&_hurd_id.lock);
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HURD_CRITICAL_END;
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if (err)
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return __hurd_fail (err);
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*euid = eff;
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*ruid = real;
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*suid = saved;
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return 0;
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}
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libc_hidden_def (__getresuid)
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weak_alias (__getresuid, getresuid)
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