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-rw-r--r--sysdeps/unix/sysv/linux/alpha/bits/errno.h42
-rw-r--r--sysdeps/unix/sysv/linux/bits/errno.h43
-rw-r--r--sysdeps/unix/sysv/linux/hppa/bits/errno.h39
-rw-r--r--sysdeps/unix/sysv/linux/mips/bits/errno.h41
-rw-r--r--sysdeps/unix/sysv/linux/sparc/bits/errno.h42
5 files changed, 72 insertions, 135 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. */
diff --git a/sysdeps/unix/sysv/linux/bits/errno.h b/sysdeps/unix/sysv/linux/bits/errno.h
index c0f4d20fe7..66cfb483c5 100644
--- a/sysdeps/unix/sysv/linux/bits/errno.h
+++ b/sysdeps/unix/sysv/linux/bits/errno.h
@@ -16,24 +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
-/* Older Linux versions also had no ECANCELED error code. */
# ifndef ECANCELED
-# define ECANCELED 125
+# define ECANCELED 125
# endif
-/* Support for error codes to support robust mutexes was added later, too. */
# ifndef EOWNERDEAD
# define EOWNERDEAD 130
+# endif
+
+#ifndef ENOTRECOVERABLE
# define ENOTRECOVERABLE 131
# endif
@@ -45,22 +50,4 @@
# define EHWPOISON 133
# 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 */
+#endif /* bits/errno.h. */
diff --git a/sysdeps/unix/sysv/linux/hppa/bits/errno.h b/sysdeps/unix/sysv/linux/hppa/bits/errno.h
index ce6bebe8b0..2ccc30ac75 100644
--- a/sysdeps/unix/sysv/linux/hppa/bits/errno.h
+++ b/sysdeps/unix/sysv/linux/hppa/bits/errno.h
@@ -16,17 +16,22 @@
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 also has no ECANCELED error code. Since it is not used here
- we define it to an invalid value. */
+/* Older Linux headers do not define these constants. */
+# ifndef ENOTSUP
+# define ENOTSUP EOPNOTSUPP
+# endif
+
# ifndef ECANCELED
-# define ECANCELED ECANCELLED
+# define ECANCELED 253
# endif
# ifndef EOWNERDEAD
@@ -45,22 +50,4 @@
# define EHWPOISON 257
# 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 47 /* Illegal byte sequence. */
-# define ERANGE 34 /* Math result not representable. */
-#endif /* !_ERRNO_H && __need_Emath */
+#endif /* bits/errno.h. */
diff --git a/sysdeps/unix/sysv/linux/mips/bits/errno.h b/sysdeps/unix/sysv/linux/mips/bits/errno.h
index fa62e1fc83..84dcf0204d 100644
--- a/sysdeps/unix/sysv/linux/mips/bits/errno.h
+++ b/sysdeps/unix/sysv/linux/mips/bits/errno.h
@@ -16,23 +16,28 @@
License along with the GNU C Library. If not, see
<http://www.gnu.org/licenses/>. */
-#ifdef _ERRNO_H
+#ifndef _BITS_ERRNO_H
+
+#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 158
+# define ECANCELED 158
# endif
-/* Support for error codes to support robust mutexes was added later, too. */
# ifndef EOWNERDEAD
# define EOWNERDEAD 165
+# endif
+
+# ifndef ENOTRECOVERABLE
# define ENOTRECOVERABLE 166
# endif
@@ -44,22 +49,4 @@
# define EHWPOISON 168
# 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 88 /* Illegal byte sequence. */
-# define ERANGE 34 /* Math result not representable. */
-#endif /* !_ERRNO_H && __need_Emath */
+#endif /* bits/errno.h. */
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/errno.h b/sysdeps/unix/sysv/linux/sparc/bits/errno.h
index 4a8d8a0879..afa22beb15 100644
--- a/sysdeps/unix/sysv/linux/sparc/bits/errno.h
+++ b/sysdeps/unix/sysv/linux/sparc/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 127
+# define ECANCELED 127
# endif
-/* Support for error codes to support robust mutexes was added later, too. */
# ifndef EOWNERDEAD
# define EOWNERDEAD 132
+# endif
+
+# ifndef ENOTRECOVERABLE
# define ENOTRECOVERABLE 133
# endif
@@ -44,22 +50,4 @@
# define EHWPOISON 135
# 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 122 /* Illegal byte sequence. */
-# define ERANGE 34 /* Math result not representable. */
-#endif /* !_ERRNO_H && __need_Emath */
+#endif /* bits/errno.h. */