1 /* Error constants. Linux specific version. 2 Copyright (C) 1996, 1997, 1998, 1999, 2005 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <http://www.gnu.org/licenses/>. */ 18 19 #ifdef _ERRNO_H 20 21 # undef EDOM 22 # undef EILSEQ 23 # undef ERANGE 24 # include <linux/errno.h> 25 26 /* Linux has no ENOTSUP error code. */ 27 # ifndef ENOTSUP 28 # define ENOTSUP EOPNOTSUPP 29 # endif 30 31 /* Older Linux versions also had no ECANCELED error code. */ 32 # ifndef ECANCELED 33 # define ECANCELED 125 34 # endif 35 36 /* Support for error codes to support robust mutexes was added later, too. */ 37 # ifndef EOWNERDEAD 38 # define EOWNERDEAD 130 39 # define ENOTRECOVERABLE 131 40 # endif 41 42 # ifndef __ASSEMBLER__ 43 /* Function to get address of global `errno' variable. */ 44 extern int *__errno_location (void) __THROW __attribute__ ((__const__)); 45 46 # ifdef __UCLIBC_HAS_THREADS__ 47 /* When using threads, errno is a per-thread value. */ 48 # define errno (*__errno_location ()) 49 # endif 50 # endif /* !__ASSEMBLER__ */ 51 #endif /* _ERRNO_H */ 52 53 #if !defined _ERRNO_H && defined __need_Emath 54 /* This is ugly but the kernel header is not clean enough. We must 55 define only the values EDOM, EILSEQ and ERANGE in case __need_Emath is 56 defined. */ 57 # define EDOM 33 /* Math argument out of domain of function. */ 58 # define EILSEQ 84 /* Illegal byte sequence. */ 59 # define ERANGE 34 /* Math result not representable. */ 60 #endif /* !_ERRNO_H && __need_Emath */ 61