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glibc/sysdeps/unix/sysv/linux/bits/errno.h
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/* Error constants. Linux specific version. | |
Copyright (C) 1996-1999, 2005, 2009 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. */ | |
#ifdef _ERRNO_H | |
# undef EDOM | |
# undef EILSEQ | |
# undef ERANGE | |
# include <linux/errno.h> | |
/* Linux has no ENOTSUP error code. */ | |
# define ENOTSUP EOPNOTSUPP | |
/* Older Linux versions also had no ECANCELED error code. */ | |
# ifndef ECANCELED | |
# define ECANCELED 125 | |
# endif | |
/* Support for error codes to support robust mutexes was added later, too. */ | |
# ifndef EOWNERDEAD | |
# define EOWNERDEAD 130 | |
# define ENOTRECOVERABLE 131 | |
# endif | |
# ifndef ERFKILL | |
# define ERFKILL 132 | |
# endif | |
# ifndef __ASSEMBLER__ | |
/* Function to get address of global `errno' variable. */ | |
extern int *__errno_location (void) __THROW __attribute__ ((__const__)); | |
# if !defined _LIBC || defined _LIBC_REENTRANT | |
/* When using threads, errno is a per-thread value. */ | |
# define errno (*__errno_location ()) | |
# endif | |
# endif /* !__ASSEMBLER__ */ | |
#endif /* _ERRNO_H */ | |
#if !defined _ERRNO_H && defined __need_Emath | |
/* This is ugly but the kernel header is not clean enough. We must | |
define only the values EDOM, EILSEQ and ERANGE in case __need_Emath is | |
defined. */ | |
# define EDOM 33 /* Math argument out of domain of function. */ | |
# define EILSEQ 84 /* Illegal byte sequence. */ | |
# define ERANGE 34 /* Math result not representable. */ | |
#endif /* !_ERRNO_H && __need_Emath */ |