diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/alpha/bits/errno.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/bits/errno.h | 42 |
1 files changed, 15 insertions, 27 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/bits/errno.h b/sysdeps/unix/sysv/linux/alpha/bits/errno.h index 3338621710..6a8730165e 100644 --- a/sysdeps/unix/sysv/linux/alpha/bits/errno.h +++ b/sysdeps/unix/sysv/linux/alpha/bits/errno.h @@ -16,23 +16,29 @@ License along with the GNU C Library. If not, see <http://www.gnu.org/licenses/>. */ -#ifdef _ERRNO_H +#ifndef _BITS_ERRNO_H +#define _BITS_ERRNO_H 1 + +#if !defined _ERRNO_H +# error "Never include <bits/errno.h> directly; use <errno.h> instead." +#endif -# undef EDOM -# undef EILSEQ -# undef ERANGE # include <linux/errno.h> -/* Linux has no ENOTSUP error code. */ -# define ENOTSUP EOPNOTSUPP +/* Older Linux headers do not define these constants. */ +# ifndef ENOTSUP +# define ENOTSUP EOPNOTSUPP +# endif # ifndef ECANCELED -# define ECANCELED 131 +# define ECANCELED 131 # endif -/* Support for error codes to support robust mutexes was added later, too. */ # ifndef EOWNERDEAD # define EOWNERDEAD 136 +# endif + +# ifndef ENOTRECOVERABLE # define ENOTRECOVERABLE 137 # endif @@ -44,22 +50,4 @@ # define EHWPOISON 139 # 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 116 /* Illegal byte sequence. */ -# define ERANGE 34 /* Math result not representable. */ -#endif /* !_ERRNO_H && __need_Emath */ +#endif /* bits/errno.h. */ |