diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/getgroups.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/getgroups.c | 45 |
1 files changed, 2 insertions, 43 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/getgroups.c b/sysdeps/unix/sysv/linux/i386/getgroups.c index 97e1b0abef..e0871ec2d2 100644 --- a/sysdeps/unix/sysv/linux/i386/getgroups.c +++ b/sysdeps/unix/sysv/linux/i386/getgroups.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998, 2000, 2001, 2003 Free Software Foundation, Inc. +/* Copyright (C) 1997-2012 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 @@ -25,57 +25,16 @@ #include <bp-checks.h> #include <linux/posix_types.h> -#include <kernel-features.h> -#ifdef __NR_getgroups32 -# if __ASSUME_32BITUIDS == 0 -/* This variable is shared with all files that need to check for 32bit - uids. */ -extern int __libc_missing_32bit_uids attribute_hidden; -# endif -#endif /* __NR_getgroups32 */ +/* Consider moving to syscalls.list. */ /* For Linux we must convert the array of groups from the format that the kernel returns. */ int __getgroups (int n, gid_t *groups) { -#if __ASSUME_32BITUIDS > 0 return INLINE_SYSCALL (getgroups32, 2, n, CHECK_N (groups, n)); -#else - if (__builtin_expect (n, 1) < 0) - { - __set_errno (EINVAL); - return -1; - } - else - { -# ifdef __NR_getgroups32 - if (__libc_missing_32bit_uids <= 0) - { - int result; - int saved_errno = errno; - - result = INLINE_SYSCALL (getgroups32, 2, n, CHECK_N (groups, n)); - if (result != -1 || errno != ENOSYS) - return result; - - __set_errno (saved_errno); - __libc_missing_32bit_uids = 1; - } -# endif /* __NR_getgroups32 */ - - int i, ngids; - __kernel_gid_t kernel_groups[n = MIN (n, __sysconf (_SC_NGROUPS_MAX))]; - - ngids = INLINE_SYSCALL (getgroups, 2, n, CHECK_N (kernel_groups, n)); - if (n != 0 && ngids > 0) - for (i = 0; i < ngids; i++) - (__ptrvalue (groups))[i] = kernel_groups[i]; - return ngids; - } -#endif } weak_alias (__getgroups, getgroups) |