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* sysdeps/unix/sysv/linux/setegid.c [HAVE_PTR__NPTL_SETXID]: Call
	callback to set IDs in all other threads as well.
	* sysdeps/unix/sysv/linux/seteuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setegid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/seteuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setgid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setreuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setreuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setresuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setresuid.c: Likewise.
	* sysdeps/unix/sysv/linux/setuid.c: New file.
	* sysdeps/unix/sysv/linux/setgid.c: New file.
	* sysdeps/unix/sysv/linux/setreuid.c: New file.
	* sysdeps/unix/sysv/linux/setregid.c: New file.
	* sysdeps/unix/sysv/linux/setresuid.c: New file.
	* sysdeps/unix/sysv/linux/setresgid.c: New file.
	* sysdeps/unix/sysv/linux/i386/sysdep.h: Define INTERNAL_SYSCALL_NCS.
	* sysdeps/unix/sysv/linux/ia64/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/setegid.c: Use x86 version.
	* sysdeps/unix/sysv/linux/sparc/sparc32/seteuid.c: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/setresgid.c: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc32/setresuid.c: New file.
	* sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list: Remove setresgid
	and setresuid.
	* nscd/aicache.c: Use pthread_seteuid_np instead of seteuid.
	* nscd/grpcache.c: Likewise.
	* nscd/hstcache.c: Likewise.
	* nscd/pwdcache.c: Likewise.
This commit is contained in:
Ulrich Drepper
2004-09-20 00:16:11 +00:00
parent 29e11320c9
commit 2edb61e3f9
62 changed files with 1254 additions and 235 deletions
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30
sysdeps/unix/sysv/linux/seteuid.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1998, 1999, 2002, 2003 Free Software Foundation, Inc.
/* Copyright (C) 1998, 1999, 2002, 2003, 2004 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
@ -23,6 +23,8 @@
#include <sysdep.h>
#include "kernel-features.h"
#include <pthread-functions.h>
#if defined __NR_setresuid || __ASSUME_SETRESUID_SYSCALL > 0
@ -40,22 +42,40 @@ seteuid (uid_t uid)
}
# if __ASSUME_32BITUIDS > 0 && defined __NR_setresuid32
return INLINE_SYSCALL (setresuid32, 3, -1, uid, -1);
result = INLINE_SYSCALL (setresuid32, 3, -1, uid, -1);
# else
/* First try the syscall. */
result = __setresuid (-1, uid, -1);
# if __ASSUME_SETRESUID_SYSCALL == 0
result = INLINE_SYSCALL (setresuid, 3, -1, uid, -1);
# if __ASSUME_SETRESUID_SYSCALL == 0
if (result == -1 && errno == ENOSYS)
/* No system call available. Use emulation. This may not work
since `setreuid' also sets the saved user ID when UID is not
equal to the real user ID, making it impossible to switch back. */
result = __setreuid (-1, uid);
# endif
# endif
return result;
#if defined HAVE_PTR__NPTL_SETXID && !defined SINGLE_THREAD
if (result == 0 && __libc_pthread_functions.ptr__nptl_setxid != NULL)
{
struct xid_command cmd;
# ifdef __NR_setresuid32
cmd.syscall_no = __NR_setresuid32;
# else
cmd.syscall_no = __NR_setresuid;
# endif
cmd.id[0] = -1;
cmd.id[1] = uid;
cmd.id[2] = -1;
__libc_pthread_functions.ptr__nptl_setxid (&cmd);
}
#endif
return result;
}
#ifndef seteuid
libc_hidden_def (seteuid)
#endif
#else
# include <sysdeps/unix/bsd/seteuid.c>
#endif