@@ -1107,6 +1107,7 @@ postclean-generated += soversions.mk soversions.i \
shlib-versions.v shlib-versions.v.i
before-compile += $(common-objpfx)libc-modules.h
+common-generated += libc-modules.h libc-modules.stmp
ifeq ($(soversions.mk-done),t)
# Generate a header with macro definitions for use with the IS_IN macro.
# These are the possible values for the MODULE_NAME macro defined when building
@@ -1125,14 +1126,29 @@ endif
# glibc.
ifneq (no,$(have-tunables))
before-compile += $(common-objpfx)dl-tunable-list.h
+common-generated += dl-tunable-list.h dl-tunable-list.stmp \
+
+$(common-objpfx)dl-tunable-list.h: $(common-objpfx)dl-tunable-list.stmp; @:
+$(common-objpfx)dl-tunable-list.stmp: $(..)scripts/gen-tunables.awk \
+ $(..)elf/dl-tunables.list
+ $(AWK) -f $^ > ${@:stmp=T}
+ $(move-if-change) ${@:stmp=T} ${@:stmp=h}
+ touch $@
-$(common-objpfx)dl-tunable-list.h: $(..)scripts/gen-tunables.awk \
- $(..)elf/dl-tunables.list
- $(AWK) -f $^ > $@.tmp
- mv $@.tmp $@
endif
-common-generated += libc-modules.h libc-modules.stmp
+# Build errno-enum.h early, ditto.
+before-compile += $(common-objpfx)bits/errno-enum.h
+common-generated += bits/error_t.h bits/errno-enum.stmp
+$(common-objpfx)bits/errno-enum.h: $(common-objpfx)bits/errno-enum.stmp; @:
+$(common-objpfx)bits/errno-enum.stmp: $(..)scripts/make-errno-enum.sh \
+ bits/errno.h
+ [ -d $(common-objpfx)bits ] || mkdir $(common-objpfx)bits
+ CC="$(CC)" AWK="$(AWK)" \
+ $(SHELL) $(..)scripts/make-errno-enum.sh $(+includes) \
+ > ${@:stmp=T}
+ $(move-if-change) ${@:stmp=T} ${@:stmp=h}
+ touch $@
# The name under which the run-time dynamic linker is installed.
# We are currently going for the convention that `/lib/ld.so.1'
@@ -11,6 +11,15 @@ Version 2.26
transliteration tables are all updated to Unicode 9.0.0, using
generator scripts contributed by Mike FABIAN (Red Hat).
+* errno.h is now safe to use from C-preprocessed assembly language on all
+ supported operating systems. In this context, it will only define the
+ Exxxx constants, as preprocessor macros expanding to integer literals.
+
+* error_t, a debugging aid, is now available on all supported operating
+ systems for programs compiled with GCC 4.5 or higher. 'p (error_t) errno'
+ in GDB will print the Exxxx constant corresponding to the current value of
+ errno.
+
* The rpcgen, librpcsvc and related headers will only be built and
installed when glibc is configured with --enable-obsolete-rpc.
This allows alternative RPC implementations, like TIRPC, to be used
@@ -24,15 +24,9 @@
#include <ctype.h>
#include <getopt.h>
#include <limits.h>
-
-#define __need_error_t
#include <errno.h>
+#include <bits/types/error_t.h>
-#ifndef __error_t_defined
-typedef int error_t;
-# define __error_t_defined
-#endif
-
__BEGIN_DECLS
/* A description of a particular option. A pointer to an array of
@@ -15,20 +15,32 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
-/* This file defines the `errno' constants. */
+/* This file defines the errno constants. */
-#if !defined __Emath_defined && (defined _ERRNO_H || defined __need_Emath)
-#undef __need_Emath
-#define __Emath_defined 1
+#ifndef _BITS_ERRNO_H
+#define _BITS_ERRNO_H 1
-# define EDOM XXX <--- fill in what is actually needed
-# define EILSEQ XXX <--- fill in what is actually needed
-# define ERANGE XXX <--- fill in what is actually needed
+#if !defined _ERRNO_H && !defined _BITS_ERRNO_ENUM_H
+#error "Never include <bits/errno.h> directly; use <errno.h> instead."
#endif
-#ifdef _ERRNO_H
-# error "Define here all the missing error messages for the port. These"
-# error "must match the numbers of the kernel."
-# define Exxxx XXX
-...
-#endif
+#error "Generic bits/errno.h included -- port is incomplete."
+
+/* Authors of new ports of the GNU C Library must override this file
+ with their own bits/errno.h in an appropriate subdirectory of
+ sysdeps/. Its function is to define all of the error constants
+ from C2011 and POSIX.1-2008, with values appropriate to the operating
+ system, and any additional OS-specific error constants.
+
+ C2011 requires all error constants to be object-like macros that
+ expand to "integer constant expressions with type int, positive
+ values, and suitable for use in #if directives". Moreover, all
+ of their names must begin with a capital E, followed immediately
+ by either another capital letter, or a digit.
+
+ errno.h is sometimes included from assembly language, so
+ bits/errno.h may only define macros; it may not make any other kind
+ of C declaration or definition. It is OK to define macros that are
+ not E-constants, but only in the implementation namespace. */
+
+#endif /* bits/errno.h. */
new file mode 100644
@@ -0,0 +1 @@
+#include <stdlib/bits/types/error_t.h>
@@ -1,8 +1,6 @@
#ifndef _ERRNO_H
-
#include <stdlib/errno.h>
-
-#if defined _ERRNO_H && !defined _ISOMAC
+#if !defined _ISOMAC && !defined __ASSEMBLER__
# if IS_IN (rtld)
# include <dl-sysdep.h>
@@ -38,15 +36,12 @@ extern __thread int errno attribute_tls_model_ie;
# define __set_errno(val) (errno = (val))
-# ifndef __ASSEMBLER__
-extern int *__errno_location (void) __THROW __attribute__ ((__const__))
+extern int *__errno_location (void) __THROW __attribute_const__
# if RTLD_PRIVATE_ERRNO
attribute_hidden
# endif
;
libc_hidden_proto (__errno_location)
-# endif
-#endif /* _ERRNO_H */
-
-#endif /* ! _ERRNO_H */
+#endif /* !_ISOMAC && !__ASSEMBLER__ */
+#endif /* !_ERRNO_H */
new file mode 100644
@@ -0,0 +1,67 @@
+#! /bin/sh
+# Script to produce bits/error_t.h.
+
+# Copyright (C) 2017 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, see
+# <http://www.gnu.org/licenses/>.
+
+# This script is invoked with no input.
+# AWK and CC are expected to be set in the environment.
+# "$@" is expected to be a sequence of -I switches to pass to the compiler.
+# The generated error_t.h is written to stdout.
+
+set -e
+
+# Note: the steps below that may fail under normal circumstances are
+# carefully arranged to be at the ends of pipelines.
+tmp1=`mktemp -t me1.XXXXXXXXX`
+tmp2=`mktemp -t me2.XXXXXXXXX`
+trap "rm -f '$tmp1' '$tmp2'" 0
+
+printf '#include <features.h>\n#include <bits/errno.h>\n' |
+ "$CC" -E -dM -xc -D_GNU_SOURCE -D_ERRNO_H "$@" - > "$tmp1"
+
+LC_ALL=C sort < "$tmp1" | "$AWK" > "$tmp2" '
+ /^#define E[A-Z0-9]/ {
+ name = $2;
+ printf("\n#ifdef %s\n# pragma push_macro (\"%s\")\n# undef %s\n %s =\n",
+ name, name, name, name);
+ printf("# pragma pop_macro (\"%s\")\n %s,\n#endif\n",
+ name, name);
+ }
+'
+
+echo '/* Errno codes as enum constants.'
+echo ' This file was generated by make-errno-enum.sh from bits/errno.h. */'
+echo
+echo '#ifndef _BITS_ERRNO_ENUM_H'
+echo '#define _BITS_ERRNO_ENUM_H 1'
+echo
+echo '#include <bits/errno.h>'
+echo
+echo 'enum __error_t_codes'
+echo '{'
+echo ' /* Force the enum to be a signed type. */'
+echo ' __FORCE_ERROR_T_CODES_SIGNED = -1,'
+echo
+echo ' /* Zero indicates success. Including this entry may prevent'
+echo ' warnings from some compilers if "case 0" appears in a switch'
+echo ' statement over an error_t value. */'
+echo ' ESUCCESS = 0,'
+cat "$tmp2"
+echo '};'
+echo
+echo '#endif /* bits/errno-enum.h */'
@@ -25,7 +25,8 @@ include ../Makeconfig
headers := stdlib.h bits/stdlib.h bits/stdlib-ldbl.h bits/stdlib-float.h \
monetary.h bits/monetary-ldbl.h \
inttypes.h stdint.h bits/wordsize.h \
- errno.h sys/errno.h bits/errno.h \
+ errno.h sys/errno.h bits/errno.h bits/errno-enum.h \
+ bits/types/error_t.h \
ucontext.h sys/ucontext.h \
alloca.h fmtmsg.h \
bits/stdlib-bsearch.h sys/random.h bits/stdint-intn.h \
new file mode 100644
@@ -0,0 +1,14 @@
+#ifndef __error_t_defined
+#define __error_t_defined 1
+
+/* The type error_t, a debugging aid. With sufficiently new compilers
+ you can type 'p (error_t) errno' in GDB and see the symbolic name
+ of the errno value. */
+#if __GNUC_PREREQ (4, 5)
+# include <bits/errno-enum.h>
+typedef enum __error_t_codes error_t;
+# else
+typedef int error_t;
+# endif
+
+#endif
@@ -20,53 +20,36 @@
*/
#ifndef _ERRNO_H
+#define _ERRNO_H 1
-/* The includer defined __need_Emath if he wants only the definitions
- of EDOM and ERANGE, and not everything else. */
-#ifndef __need_Emath
-# define _ERRNO_H 1
# include <features.h>
-#endif
+
+/* The system-specific definitions of the E* constants, as macros. */
+# include <bits/errno.h>
+
+/* When included from assembly language, this header only provides the
+ E* constants. */
+# ifndef __ASSEMBLER__
__BEGIN_DECLS
-/* Get the error number constants from the system-specific file.
- This file will test __need_Emath and _ERRNO_H. */
-#include <bits/errno.h>
-#undef __need_Emath
+/* The error code set by various library functions. */
+extern int *__errno_location (void) __THROW __attribute_const__;
+# define errno (*__errno_location ())
-#ifdef _ERRNO_H
+# ifdef __USE_GNU
-/* Declare the `errno' variable, unless it's defined as a macro by
- bits/errno.h. This is the case in GNU, where it is a per-thread
- variable. This redeclaration using the macro still works, but it
- will be a function declaration without a prototype and may trigger
- a -Wstrict-prototypes warning. */
-#ifndef errno
-extern int errno;
-#endif
-
-#ifdef __USE_GNU
+#include <bits/types/error_t.h>
/* The full and simple forms of the name with which the program was
invoked. These variables are set up automatically at startup based on
the value of ARGV[0] (this works only if you use GNU ld). */
-extern char *program_invocation_name, *program_invocation_short_name;
-#endif /* __USE_GNU */
-#endif /* _ERRNO_H */
+extern char *program_invocation_name;
+extern char *program_invocation_short_name;
+
+# endif /* __USE_GNU */
__END_DECLS
-#endif /* _ERRNO_H */
-
-/* The Hurd <bits/errno.h> defines `error_t' as an enumerated type so
- that printing `error_t' values in the debugger shows the names. We
- might need this definition sometimes even if this file was included
- before. */
-#if defined __USE_GNU || defined __need_error_t
-# ifndef __error_t_defined
-typedef int error_t;
-# define __error_t_defined 1
-# endif
-# undef __need_error_t
-#endif
+# endif /* !__ASSEMBLER__ */
+#endif /* errno.h */
@@ -20,15 +20,8 @@
#define _ARGZ_H 1
#include <features.h>
-
-#define __need_error_t
-#include <errno.h>
#include <string.h> /* Need size_t, and strchr is called below. */
-
-#ifndef __error_t_defined
-typedef int error_t;
-#endif
-
+#include <bits/types/error_t.h>
__BEGIN_DECLS
@@ -17,8 +17,7 @@
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#define __need_Emath
-#include <bits/errno.h>
+#include <errno.h>
/* Short algorithm description:
*
@@ -17,8 +17,7 @@
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#define __need_Emath
-#include <bits/errno.h>
+#include <errno.h>
/* Short algorithm description:
*
@@ -17,8 +17,7 @@
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#define __need_Emath
-#include <bits/errno.h>
+#include <errno.h>
/* Short algorithm description:
*
@@ -1,329 +1,198 @@
/* This file generated by errnos.awk. */
-/* The Hurd uses Mach error system 0x10, currently only subsystem 0. */
-#ifndef _HURD_ERRNO
-#define _HURD_ERRNO(n) ((0x10 << 26) | ((n) & 0x3fff))
+#ifndef _BITS_ERRNO_H
+#define _BITS_ERRNO_H 1
+
+#if !defined _ERRNO_H && !defined _BITS_ERRNO_ENUM_H
+#error "Never include <bits/errno.h> directly; use <errno.h> instead."
#endif
-#ifdef _ERRNO_H
+/* The Hurd uses Mach error system 0x10, currently only subsystem 0. */
+#define EPERM 0x40000001 /* Operation not permitted */
+#define ENOENT 0x40000002 /* No such file or directory */
+#define ESRCH 0x40000003 /* No such process */
+#define EINTR 0x40000004 /* Interrupted system call */
+#define EIO 0x40000005 /* Input/output error */
+#define ENXIO 0x40000006 /* No such device or address */
+#define E2BIG 0x40000007 /* Argument list too long */
+#define ENOEXEC 0x40000008 /* Exec format error */
+#define EBADF 0x40000009 /* Bad file descriptor */
+#define ECHILD 0x4000000a /* No child processes */
+#define EDEADLK 0x4000000b /* Resource deadlock avoided */
+#define ENOMEM 0x4000000c /* Cannot allocate memory */
+#define EACCES 0x4000000d /* Permission denied */
+#define EFAULT 0x4000000e /* Bad address */
+#define ENOTBLK 0x4000000f /* Block device required */
+#define EBUSY 0x40000010 /* Device or resource busy */
+#define EEXIST 0x40000011 /* File exists */
+#define EXDEV 0x40000012 /* Invalid cross-device link */
+#define ENODEV 0x40000013 /* No such device */
+#define ENOTDIR 0x40000014 /* Not a directory */
+#define EISDIR 0x40000015 /* Is a directory */
+#define EINVAL 0x40000016 /* Invalid argument */
+#define EMFILE 0x40000018 /* Too many open files */
+#define ENFILE 0x40000017 /* Too many open files in system */
+#define ENOTTY 0x40000019 /* Inappropriate ioctl for device */
+#define ETXTBSY 0x4000001a /* Text file busy */
+#define EFBIG 0x4000001b /* File too large */
+#define ENOSPC 0x4000001c /* No space left on device */
+#define ESPIPE 0x4000001d /* Illegal seek */
+#define EROFS 0x4000001e /* Read-only file system */
+#define EMLINK 0x4000001f /* Too many links */
+#define EPIPE 0x40000020 /* Broken pipe */
+#define EDOM 0x40000021 /* Numerical argument out of domain */
+#define ERANGE 0x40000022 /* Numerical result out of range */
+#define EAGAIN 0x40000023 /* Resource temporarily unavailable */
+#define EWOULDBLOCK EAGAIN /* Operation would block */
+#define EINPROGRESS 0x40000024 /* Operation now in progress */
+#define EALREADY 0x40000025 /* Operation already in progress */
+#define ENOTSOCK 0x40000026 /* Socket operation on non-socket */
+#define EMSGSIZE 0x40000028 /* Message too long */
+#define EPROTOTYPE 0x40000029 /* Protocol wrong type for socket */
+#define ENOPROTOOPT 0x4000002a /* Protocol not available */
+#define EPROTONOSUPPORT 0x4000002b /* Protocol not supported */
+#define ESOCKTNOSUPPORT 0x4000002c /* Socket type not supported */
+#define EOPNOTSUPP 0x4000002d /* Operation not supported */
+#define EPFNOSUPPORT 0x4000002e /* Protocol family not supported */
+#define EAFNOSUPPORT 0x4000002f /* Address family not supported by protocol */
+#define EADDRINUSE 0x40000030 /* Address already in use */
+#define EADDRNOTAVAIL 0x40000031 /* Cannot assign requested address */
+#define ENETDOWN 0x40000032 /* Network is down */
+#define ENETUNREACH 0x40000033 /* Network is unreachable */
+#define ENETRESET 0x40000034 /* Network dropped connection on reset */
+#define ECONNABORTED 0x40000035 /* Software caused connection abort */
+#define ECONNRESET 0x40000036 /* Connection reset by peer */
+#define ENOBUFS 0x40000037 /* No buffer space available */
+#define EISCONN 0x40000038 /* Transport endpoint is already connected */
+#define ENOTCONN 0x40000039 /* Transport endpoint is not connected */
+#define EDESTADDRREQ 0x40000027 /* Destination address required */
+#define ESHUTDOWN 0x4000003a /* Cannot send after transport endpoint shutdown */
+#define ETOOMANYREFS 0x4000003b /* Too many references: cannot splice */
+#define ETIMEDOUT 0x4000003c /* Connection timed out */
+#define ECONNREFUSED 0x4000003d /* Connection refused */
+#define ELOOP 0x4000003e /* Too many levels of symbolic links */
+#define ENAMETOOLONG 0x4000003f /* File name too long */
+#define EHOSTDOWN 0x40000040 /* Host is down */
+#define EHOSTUNREACH 0x40000041 /* No route to host */
+#define ENOTEMPTY 0x40000042 /* Directory not empty */
+#define EPROCLIM 0x40000043 /* Too many processes */
+#define EUSERS 0x40000044 /* Too many users */
+#define EDQUOT 0x40000045 /* Disk quota exceeded */
+#define ESTALE 0x40000046 /* Stale file handle */
+#define EREMOTE 0x40000047 /* Object is remote */
+#define EBADRPC 0x40000048 /* RPC struct is bad */
+#define ERPCMISMATCH 0x40000049 /* RPC version wrong */
+#define EPROGUNAVAIL 0x4000004a /* RPC program not available */
+#define EPROGMISMATCH 0x4000004b /* RPC program version wrong */
+#define EPROCUNAVAIL 0x4000004c /* RPC bad procedure for program */
+#define ENOLCK 0x4000004d /* No locks available */
+#define EFTYPE 0x4000004f /* Inappropriate file type or format */
+#define EAUTH 0x40000050 /* Authentication error */
+#define ENEEDAUTH 0x40000051 /* Need authenticator */
+#define ENOSYS 0x4000004e /* Function not implemented */
+#define ENOTSUP 0x40000076 /* Not supported */
+#define EILSEQ 0x4000006a /* Invalid or incomplete multibyte or wide character */
+#define EBACKGROUND 0x40000064 /* Inappropriate operation for background process */
+#define EDIED 0x40000065 /* Translator died */
+#define ED 0x40000066 /* ? */
+#define EGREGIOUS 0x40000067 /* You really blew it this time */
+#define EIEIO 0x40000068 /* Computer bought the farm */
+#define EGRATUITOUS 0x40000069 /* Gratuitous error */
+#define EBADMSG 0x4000006b /* Bad message */
+#define EIDRM 0x4000006c /* Identifier removed */
+#define EMULTIHOP 0x4000006d /* Multihop attempted */
+#define ENODATA 0x4000006e /* No data available */
+#define ENOLINK 0x4000006f /* Link has been severed */
+#define ENOMSG 0x40000070 /* No message of desired type */
+#define ENOSR 0x40000071 /* Out of streams resources */
+#define ENOSTR 0x40000072 /* Device not a stream */
+#define EOVERFLOW 0x40000073 /* Value too large for defined data type */
+#define EPROTO 0x40000074 /* Protocol error */
+#define ETIME 0x40000075 /* Timer expired */
+#define ECANCELED 0x40000077 /* Operation canceled */
-enum __error_t_codes
-{
- /* The value zero always means success and it is perfectly fine for
- code to use 0 explicitly (or implicitly, e.g. via Boolean coercion).
- Having an enum entry for zero both makes the debugger print the name
- for error_t-typed zero values, and prevents the compiler from
- issuing warnings about 'case 0:' in a switch on an error_t-typed
- value. */
- ESUCCESS = 0,
+/* Errors from <mach/message.h>. */
+#define EMACH_SEND_IN_PROGRESS 0x10000001
+#define EMACH_SEND_INVALID_DATA 0x10000002
+#define EMACH_SEND_INVALID_DEST 0x10000003
+#define EMACH_SEND_TIMED_OUT 0x10000004
+#define EMACH_SEND_WILL_NOTIFY 0x10000005
+#define EMACH_SEND_NOTIFY_IN_PROGRESS 0x10000006
+#define EMACH_SEND_INTERRUPTED 0x10000007
+#define EMACH_SEND_MSG_TOO_SMALL 0x10000008
+#define EMACH_SEND_INVALID_REPLY 0x10000009
+#define EMACH_SEND_INVALID_RIGHT 0x1000000a
+#define EMACH_SEND_INVALID_NOTIFY 0x1000000b
+#define EMACH_SEND_INVALID_MEMORY 0x1000000c
+#define EMACH_SEND_NO_BUFFER 0x1000000d
+#define EMACH_SEND_NO_NOTIFY 0x1000000e
+#define EMACH_SEND_INVALID_TYPE 0x1000000f
+#define EMACH_SEND_INVALID_HEADER 0x10000010
+#define EMACH_RCV_IN_PROGRESS 0x10004001
+#define EMACH_RCV_INVALID_NAME 0x10004002
+#define EMACH_RCV_TIMED_OUT 0x10004003
+#define EMACH_RCV_TOO_LARGE 0x10004004
+#define EMACH_RCV_INTERRUPTED 0x10004005
+#define EMACH_RCV_PORT_CHANGED 0x10004006
+#define EMACH_RCV_INVALID_NOTIFY 0x10004007
+#define EMACH_RCV_INVALID_DATA 0x10004008
+#define EMACH_RCV_PORT_DIED 0x10004009
+#define EMACH_RCV_IN_SET 0x1000400a
+#define EMACH_RCV_HEADER_ERROR 0x1000400b
+#define EMACH_RCV_BODY_ERROR 0x1000400c
-#undef EDOM
-#undef ERANGE
- EPERM = _HURD_ERRNO (1),
-#define EPERM _HURD_ERRNO (1) /* Operation not permitted */
- ENOENT = _HURD_ERRNO (2),
-#define ENOENT _HURD_ERRNO (2) /* No such file or directory */
- ESRCH = _HURD_ERRNO (3),
-#define ESRCH _HURD_ERRNO (3) /* No such process */
- EINTR = _HURD_ERRNO (4),
-#define EINTR _HURD_ERRNO (4) /* Interrupted system call */
- EIO = _HURD_ERRNO (5),
-#define EIO _HURD_ERRNO (5) /* Input/output error */
- ENXIO = _HURD_ERRNO (6),
-#define ENXIO _HURD_ERRNO (6) /* No such device or address */
- E2BIG = _HURD_ERRNO (7),
-#define E2BIG _HURD_ERRNO (7) /* Argument list too long */
- ENOEXEC = _HURD_ERRNO (8),
-#define ENOEXEC _HURD_ERRNO (8) /* Exec format error */
- EBADF = _HURD_ERRNO (9),
-#define EBADF _HURD_ERRNO (9) /* Bad file descriptor */
- ECHILD = _HURD_ERRNO (10),
-#define ECHILD _HURD_ERRNO (10)/* No child processes */
- EDEADLK = _HURD_ERRNO (11),
-#define EDEADLK _HURD_ERRNO (11)/* Resource deadlock avoided */
- ENOMEM = _HURD_ERRNO (12),
-#define ENOMEM _HURD_ERRNO (12)/* Cannot allocate memory */
- EACCES = _HURD_ERRNO (13),
-#define EACCES _HURD_ERRNO (13)/* Permission denied */
- EFAULT = _HURD_ERRNO (14),
-#define EFAULT _HURD_ERRNO (14)/* Bad address */
- ENOTBLK = _HURD_ERRNO (15),
-#define ENOTBLK _HURD_ERRNO (15)/* Block device required */
- EBUSY = _HURD_ERRNO (16),
-#define EBUSY _HURD_ERRNO (16)/* Device or resource busy */
- EEXIST = _HURD_ERRNO (17),
-#define EEXIST _HURD_ERRNO (17)/* File exists */
- EXDEV = _HURD_ERRNO (18),
-#define EXDEV _HURD_ERRNO (18)/* Invalid cross-device link */
- ENODEV = _HURD_ERRNO (19),
-#define ENODEV _HURD_ERRNO (19)/* No such device */
- ENOTDIR = _HURD_ERRNO (20),
-#define ENOTDIR _HURD_ERRNO (20)/* Not a directory */
- EISDIR = _HURD_ERRNO (21),
-#define EISDIR _HURD_ERRNO (21)/* Is a directory */
- EINVAL = _HURD_ERRNO (22),
-#define EINVAL _HURD_ERRNO (22)/* Invalid argument */
- EMFILE = _HURD_ERRNO (24),
-#define EMFILE _HURD_ERRNO (24)/* Too many open files */
- ENFILE = _HURD_ERRNO (23),
-#define ENFILE _HURD_ERRNO (23)/* Too many open files in system */
- ENOTTY = _HURD_ERRNO (25),
-#define ENOTTY _HURD_ERRNO (25)/* Inappropriate ioctl for device */
- ETXTBSY = _HURD_ERRNO (26),
-#define ETXTBSY _HURD_ERRNO (26)/* Text file busy */
- EFBIG = _HURD_ERRNO (27),
-#define EFBIG _HURD_ERRNO (27)/* File too large */
- ENOSPC = _HURD_ERRNO (28),
-#define ENOSPC _HURD_ERRNO (28)/* No space left on device */
- ESPIPE = _HURD_ERRNO (29),
-#define ESPIPE _HURD_ERRNO (29)/* Illegal seek */
- EROFS = _HURD_ERRNO (30),
-#define EROFS _HURD_ERRNO (30)/* Read-only file system */
- EMLINK = _HURD_ERRNO (31),
-#define EMLINK _HURD_ERRNO (31)/* Too many links */
- EPIPE = _HURD_ERRNO (32),
-#define EPIPE _HURD_ERRNO (32)/* Broken pipe */
- EDOM = _HURD_ERRNO (33),
-#define EDOM _HURD_ERRNO (33)/* Numerical argument out of domain */
- ERANGE = _HURD_ERRNO (34),
-#define ERANGE _HURD_ERRNO (34)/* Numerical result out of range */
- EAGAIN = _HURD_ERRNO (35),
-#define EAGAIN _HURD_ERRNO (35)/* Resource temporarily unavailable */
-#define EWOULDBLOCK EAGAIN /* Operation would block */
- EINPROGRESS = _HURD_ERRNO (36),
-#define EINPROGRESS _HURD_ERRNO (36)/* Operation now in progress */
- EALREADY = _HURD_ERRNO (37),
-#define EALREADY _HURD_ERRNO (37)/* Operation already in progress */
- ENOTSOCK = _HURD_ERRNO (38),
-#define ENOTSOCK _HURD_ERRNO (38)/* Socket operation on non-socket */
- EMSGSIZE = _HURD_ERRNO (40),
-#define EMSGSIZE _HURD_ERRNO (40)/* Message too long */
- EPROTOTYPE = _HURD_ERRNO (41),
-#define EPROTOTYPE _HURD_ERRNO (41)/* Protocol wrong type for socket */
- ENOPROTOOPT = _HURD_ERRNO (42),
-#define ENOPROTOOPT _HURD_ERRNO (42)/* Protocol not available */
- EPROTONOSUPPORT = _HURD_ERRNO (43),
-#define EPROTONOSUPPORT _HURD_ERRNO (43)/* Protocol not supported */
- ESOCKTNOSUPPORT = _HURD_ERRNO (44),
-#define ESOCKTNOSUPPORT _HURD_ERRNO (44)/* Socket type not supported */
- EOPNOTSUPP = _HURD_ERRNO (45),
-#define EOPNOTSUPP _HURD_ERRNO (45)/* Operation not supported */
- EPFNOSUPPORT = _HURD_ERRNO (46),
-#define EPFNOSUPPORT _HURD_ERRNO (46)/* Protocol family not supported */
- EAFNOSUPPORT = _HURD_ERRNO (47),
-#define EAFNOSUPPORT _HURD_ERRNO (47)/* Address family not supported by protocol */
- EADDRINUSE = _HURD_ERRNO (48),
-#define EADDRINUSE _HURD_ERRNO (48)/* Address already in use */
- EADDRNOTAVAIL = _HURD_ERRNO (49),
-#define EADDRNOTAVAIL _HURD_ERRNO (49)/* Cannot assign requested address */
- ENETDOWN = _HURD_ERRNO (50),
-#define ENETDOWN _HURD_ERRNO (50)/* Network is down */
- ENETUNREACH = _HURD_ERRNO (51),
-#define ENETUNREACH _HURD_ERRNO (51)/* Network is unreachable */
- ENETRESET = _HURD_ERRNO (52),
-#define ENETRESET _HURD_ERRNO (52)/* Network dropped connection on reset */
- ECONNABORTED = _HURD_ERRNO (53),
-#define ECONNABORTED _HURD_ERRNO (53)/* Software caused connection abort */
- ECONNRESET = _HURD_ERRNO (54),
-#define ECONNRESET _HURD_ERRNO (54)/* Connection reset by peer */
- ENOBUFS = _HURD_ERRNO (55),
-#define ENOBUFS _HURD_ERRNO (55)/* No buffer space available */
- EISCONN = _HURD_ERRNO (56),
-#define EISCONN _HURD_ERRNO (56)/* Transport endpoint is already connected */
- ENOTCONN = _HURD_ERRNO (57),
-#define ENOTCONN _HURD_ERRNO (57)/* Transport endpoint is not connected */
- EDESTADDRREQ = _HURD_ERRNO (39),
-#define EDESTADDRREQ _HURD_ERRNO (39)/* Destination address required */
- ESHUTDOWN = _HURD_ERRNO (58),
-#define ESHUTDOWN _HURD_ERRNO (58)/* Cannot send after transport endpoint shutdown */
- ETOOMANYREFS = _HURD_ERRNO (59),
-#define ETOOMANYREFS _HURD_ERRNO (59)/* Too many references: cannot splice */
- ETIMEDOUT = _HURD_ERRNO (60),
-#define ETIMEDOUT _HURD_ERRNO (60)/* Connection timed out */
- ECONNREFUSED = _HURD_ERRNO (61),
-#define ECONNREFUSED _HURD_ERRNO (61)/* Connection refused */
- ELOOP = _HURD_ERRNO (62),
-#define ELOOP _HURD_ERRNO (62)/* Too many levels of symbolic links */
- ENAMETOOLONG = _HURD_ERRNO (63),
-#define ENAMETOOLONG _HURD_ERRNO (63)/* File name too long */
- EHOSTDOWN = _HURD_ERRNO (64),
-#define EHOSTDOWN _HURD_ERRNO (64)/* Host is down */
- EHOSTUNREACH = _HURD_ERRNO (65),
-#define EHOSTUNREACH _HURD_ERRNO (65)/* No route to host */
- ENOTEMPTY = _HURD_ERRNO (66),
-#define ENOTEMPTY _HURD_ERRNO (66)/* Directory not empty */
- EPROCLIM = _HURD_ERRNO (67),
-#define EPROCLIM _HURD_ERRNO (67)/* Too many processes */
- EUSERS = _HURD_ERRNO (68),
-#define EUSERS _HURD_ERRNO (68)/* Too many users */
- EDQUOT = _HURD_ERRNO (69),
-#define EDQUOT _HURD_ERRNO (69)/* Disk quota exceeded */
- ESTALE = _HURD_ERRNO (70),
-#define ESTALE _HURD_ERRNO (70)/* Stale file handle */
- EREMOTE = _HURD_ERRNO (71),
-#define EREMOTE _HURD_ERRNO (71)/* Object is remote */
- EBADRPC = _HURD_ERRNO (72),
-#define EBADRPC _HURD_ERRNO (72)/* RPC struct is bad */
- ERPCMISMATCH = _HURD_ERRNO (73),
-#define ERPCMISMATCH _HURD_ERRNO (73)/* RPC version wrong */
- EPROGUNAVAIL = _HURD_ERRNO (74),
-#define EPROGUNAVAIL _HURD_ERRNO (74)/* RPC program not available */
- EPROGMISMATCH = _HURD_ERRNO (75),
-#define EPROGMISMATCH _HURD_ERRNO (75)/* RPC program version wrong */
- EPROCUNAVAIL = _HURD_ERRNO (76),
-#define EPROCUNAVAIL _HURD_ERRNO (76)/* RPC bad procedure for program */
- ENOLCK = _HURD_ERRNO (77),
-#define ENOLCK _HURD_ERRNO (77)/* No locks available */
- EFTYPE = _HURD_ERRNO (79),
-#define EFTYPE _HURD_ERRNO (79)/* Inappropriate file type or format */
- EAUTH = _HURD_ERRNO (80),
-#define EAUTH _HURD_ERRNO (80)/* Authentication error */
- ENEEDAUTH = _HURD_ERRNO (81),
-#define ENEEDAUTH _HURD_ERRNO (81)/* Need authenticator */
- ENOSYS = _HURD_ERRNO (78),
-#define ENOSYS _HURD_ERRNO (78)/* Function not implemented */
- ENOTSUP = _HURD_ERRNO (118),
-#define ENOTSUP _HURD_ERRNO (118)/* Not supported */
- EILSEQ = _HURD_ERRNO (106),
-#define EILSEQ _HURD_ERRNO (106)/* Invalid or incomplete multibyte or wide character */
- EBACKGROUND = _HURD_ERRNO (100),
-#define EBACKGROUND _HURD_ERRNO (100)/* Inappropriate operation for background process */
- EDIED = _HURD_ERRNO (101),
-#define EDIED _HURD_ERRNO (101)/* Translator died */
- ED = _HURD_ERRNO (102),
-#define ED _HURD_ERRNO (102)/* ? */
- EGREGIOUS = _HURD_ERRNO (103),
-#define EGREGIOUS _HURD_ERRNO (103)/* You really blew it this time */
- EIEIO = _HURD_ERRNO (104),
-#define EIEIO _HURD_ERRNO (104)/* Computer bought the farm */
- EGRATUITOUS = _HURD_ERRNO (105),
-#define EGRATUITOUS _HURD_ERRNO (105)/* Gratuitous error */
- EBADMSG = _HURD_ERRNO (107),
-#define EBADMSG _HURD_ERRNO (107)/* Bad message */
- EIDRM = _HURD_ERRNO (108),
-#define EIDRM _HURD_ERRNO (108)/* Identifier removed */
- EMULTIHOP = _HURD_ERRNO (109),
-#define EMULTIHOP _HURD_ERRNO (109)/* Multihop attempted */
- ENODATA = _HURD_ERRNO (110),
-#define ENODATA _HURD_ERRNO (110)/* No data available */
- ENOLINK = _HURD_ERRNO (111),
-#define ENOLINK _HURD_ERRNO (111)/* Link has been severed */
- ENOMSG = _HURD_ERRNO (112),
-#define ENOMSG _HURD_ERRNO (112)/* No message of desired type */
- ENOSR = _HURD_ERRNO (113),
-#define ENOSR _HURD_ERRNO (113)/* Out of streams resources */
- ENOSTR = _HURD_ERRNO (114),
-#define ENOSTR _HURD_ERRNO (114)/* Device not a stream */
- EOVERFLOW = _HURD_ERRNO (115),
-#define EOVERFLOW _HURD_ERRNO (115)/* Value too large for defined data type */
- EPROTO = _HURD_ERRNO (116),
-#define EPROTO _HURD_ERRNO (116)/* Protocol error */
- ETIME = _HURD_ERRNO (117),
-#define ETIME _HURD_ERRNO (117)/* Timer expired */
- ECANCELED = _HURD_ERRNO (119),
-#define ECANCELED _HURD_ERRNO (119)/* Operation canceled */
+/* Errors from <mach/kern_return.h>. */
+#define EKERN_INVALID_ADDRESS 1
+#define EKERN_PROTECTION_FAILURE 2
+#define EKERN_NO_SPACE 3
+#define EKERN_INVALID_ARGUMENT 4
+#define EKERN_FAILURE 5
+#define EKERN_RESOURCE_SHORTAGE 6
+#define EKERN_NOT_RECEIVER 7
+#define EKERN_NO_ACCESS 8
+#define EKERN_MEMORY_FAILURE 9
+#define EKERN_MEMORY_ERROR 10
+#define EKERN_NOT_IN_SET 12
+#define EKERN_NAME_EXISTS 13
+#define EKERN_ABORTED 14
+#define EKERN_INVALID_NAME 15
+#define EKERN_INVALID_TASK 16
+#define EKERN_INVALID_RIGHT 17
+#define EKERN_INVALID_VALUE 18
+#define EKERN_UREFS_OVERFLOW 19
+#define EKERN_INVALID_CAPABILITY 20
+#define EKERN_RIGHT_EXISTS 21
+#define EKERN_INVALID_HOST 22
+#define EKERN_MEMORY_PRESENT 23
+#define EKERN_WRITE_PROTECTION_FAILURE 24
+#define EKERN_TERMINATED 26
+#define EKERN_TIMEDOUT 27
+#define EKERN_INTERRUPTED 28
- /* Errors from <mach/message.h>. */
- EMACH_SEND_IN_PROGRESS = 0x10000001,
- EMACH_SEND_INVALID_DATA = 0x10000002,
- EMACH_SEND_INVALID_DEST = 0x10000003,
- EMACH_SEND_TIMED_OUT = 0x10000004,
- EMACH_SEND_WILL_NOTIFY = 0x10000005,
- EMACH_SEND_NOTIFY_IN_PROGRESS = 0x10000006,
- EMACH_SEND_INTERRUPTED = 0x10000007,
- EMACH_SEND_MSG_TOO_SMALL = 0x10000008,
- EMACH_SEND_INVALID_REPLY = 0x10000009,
- EMACH_SEND_INVALID_RIGHT = 0x1000000a,
- EMACH_SEND_INVALID_NOTIFY = 0x1000000b,
- EMACH_SEND_INVALID_MEMORY = 0x1000000c,
- EMACH_SEND_NO_BUFFER = 0x1000000d,
- EMACH_SEND_NO_NOTIFY = 0x1000000e,
- EMACH_SEND_INVALID_TYPE = 0x1000000f,
- EMACH_SEND_INVALID_HEADER = 0x10000010,
- EMACH_RCV_IN_PROGRESS = 0x10004001,
- EMACH_RCV_INVALID_NAME = 0x10004002,
- EMACH_RCV_TIMED_OUT = 0x10004003,
- EMACH_RCV_TOO_LARGE = 0x10004004,
- EMACH_RCV_INTERRUPTED = 0x10004005,
- EMACH_RCV_PORT_CHANGED = 0x10004006,
- EMACH_RCV_INVALID_NOTIFY = 0x10004007,
- EMACH_RCV_INVALID_DATA = 0x10004008,
- EMACH_RCV_PORT_DIED = 0x10004009,
- EMACH_RCV_IN_SET = 0x1000400a,
- EMACH_RCV_HEADER_ERROR = 0x1000400b,
- EMACH_RCV_BODY_ERROR = 0x1000400c,
+/* Errors from <mach/mig_errors.h>. */
+#define EMIG_TYPE_ERROR (-300) /* client type check failure */
+#define EMIG_REPLY_MISMATCH (-301) /* wrong reply message ID */
+#define EMIG_REMOTE_ERROR (-302) /* server detected error */
+#define EMIG_BAD_ID (-303) /* bad request message ID */
+#define EMIG_BAD_ARGUMENTS (-304) /* server type check failure */
+#define EMIG_NO_REPLY (-305) /* no reply should be sent */
+#define EMIG_EXCEPTION (-306) /* server raised exception */
+#define EMIG_ARRAY_TOO_LARGE (-307) /* array not large enough */
+#define EMIG_SERVER_DIED (-308) /* server died */
+#define EMIG_DESTROY_REQUEST (-309) /* destroy request with no reply */
- /* Errors from <mach/kern_return.h>. */
- EKERN_INVALID_ADDRESS = 1,
- EKERN_PROTECTION_FAILURE = 2,
- EKERN_NO_SPACE = 3,
- EKERN_INVALID_ARGUMENT = 4,
- EKERN_FAILURE = 5,
- EKERN_RESOURCE_SHORTAGE = 6,
- EKERN_NOT_RECEIVER = 7,
- EKERN_NO_ACCESS = 8,
- EKERN_MEMORY_FAILURE = 9,
- EKERN_MEMORY_ERROR = 10,
- EKERN_NOT_IN_SET = 12,
- EKERN_NAME_EXISTS = 13,
- EKERN_ABORTED = 14,
- EKERN_INVALID_NAME = 15,
- EKERN_INVALID_TASK = 16,
- EKERN_INVALID_RIGHT = 17,
- EKERN_INVALID_VALUE = 18,
- EKERN_UREFS_OVERFLOW = 19,
- EKERN_INVALID_CAPABILITY = 20,
- EKERN_RIGHT_EXISTS = 21,
- EKERN_INVALID_HOST = 22,
- EKERN_MEMORY_PRESENT = 23,
- EKERN_WRITE_PROTECTION_FAILURE = 24,
- EKERN_TERMINATED = 26,
-
- /* Errors from <mach/mig_errors.h>. */
- EMIG_TYPE_ERROR = -300 /* client type check failure */,
- EMIG_REPLY_MISMATCH = -301 /* wrong reply message ID */,
- EMIG_REMOTE_ERROR = -302 /* server detected error */,
- EMIG_BAD_ID = -303 /* bad request message ID */,
- EMIG_BAD_ARGUMENTS = -304 /* server type check failure */,
- EMIG_NO_REPLY = -305 /* no reply should be sent */,
- EMIG_EXCEPTION = -306 /* server raised exception */,
- EMIG_ARRAY_TOO_LARGE = -307 /* array not large enough */,
- EMIG_SERVER_DIED = -308 /* server died */,
- EMIG_DESTROY_REQUEST = -309 /* destroy request with no reply */,
-
- /* Errors from <device/device_types.h>. */
- ED_IO_ERROR = 2500 /* hardware IO error */,
- ED_WOULD_BLOCK = 2501 /* would block, but D_NOWAIT set */,
- ED_NO_SUCH_DEVICE = 2502 /* no such device */,
- ED_ALREADY_OPEN = 2503 /* exclusive-use device already open */,
- ED_DEVICE_DOWN = 2504 /* device has been shut down */,
- ED_INVALID_OPERATION = 2505 /* bad operation for device */,
- ED_INVALID_RECNUM = 2506 /* invalid record (block) number */,
- ED_INVALID_SIZE = 2507 /* invalid IO size */,
- ED_NO_MEMORY = 2508 /* memory allocation failure */,
- ED_READ_ONLY = 2509 /* device cannot be written to */
-
-};
+/* Errors from <device/device_types.h>. */
+#define ED_IO_ERROR 2500 /* hardware IO error */
+#define ED_WOULD_BLOCK 2501 /* would block, but D_NOWAIT set */
+#define ED_NO_SUCH_DEVICE 2502 /* no such device */
+#define ED_ALREADY_OPEN 2503 /* exclusive-use device already open */
+#define ED_DEVICE_DOWN 2504 /* device has been shut down */
+#define ED_INVALID_OPERATION 2505 /* bad operation for device */
+#define ED_INVALID_RECNUM 2506 /* invalid record (block) number */
+#define ED_INVALID_SIZE 2507 /* invalid IO size */
+#define ED_NO_MEMORY 2508 /* memory allocation failure */
+#define ED_READ_ONLY 2509 /* device cannot be written to */
#define _HURD_ERRNOS 120
-/* User-visible type of error codes. It is ok to use `int' or
- `kern_return_t' for these, but with `error_t' the debugger prints
- symbolic values. */
-#ifdef __USE_GNU
-typedef enum __error_t_codes error_t;
-#define __error_t_defined 1
-#endif
-
-/* Return the current thread's location for `errno'.
- The syntax of this function allows redeclarations like `int errno'. */
-extern int *__errno_location (void) __THROW __attribute__ ((__const__));
-
-#define errno (*__errno_location ())
-
-#endif /* <errno.h> included. */
-
-#if !defined (_ERRNO_H) && defined (__need_Emath)
-#define EDOM _HURD_ERRNO (33)/* Numerical argument out of domain */
-#define ERANGE _HURD_ERRNO (34)/* Numerical result out of range */
-#endif /* <errno.h> not included and need math error codes. */
+#endif /* bits/errno.h. */
@@ -21,26 +21,17 @@
BEGIN {
print "/* This file generated by errnos.awk. */";
print "";
- print "/* The Hurd uses Mach error system 0x10, currently only subsystem 0. */";
- print "#ifndef _HURD_ERRNO";
- print "#define _HURD_ERRNO(n)\t((0x10 << 26) | ((n) & 0x3fff))";
+ print "#ifndef _BITS_ERRNO_H";
+ print "#define _BITS_ERRNO_H 1";
+ print "";
+ print "#if !defined _ERRNO_H && !defined _BITS_ERRNO_ENUM_H";
+ print "#error \"Never include <bits/errno.h> directly; use <errno.h> instead.\"";
print "#endif";
print "";
- print "#ifdef _ERRNO_H\n";
- print "enum __error_t_codes\n{";
- print "\t/* The value zero always means success and it is perfectly fine for";
- print "\t code to use 0 explicitly (or implicitly, e.g. via Boolean coercion).";
- print "\t Having an enum entry for zero both makes the debugger print the name";
- print "\t for error_t-typed zero values, and prevents the compiler from";
- print "\t issuing warnings about 'case 0:' in a switch on an error_t-typed";
- print "\t value. */";
- print "\tESUCCESS = 0,"
- print "";
+ print "/* The Hurd uses Mach error system 0x10, currently only subsystem 0. */";
maxerrno = 0;
in_mach_errors = "";
in_math = 0;
- edom = erange = "";
- print "#undef EDOM\n#undef ERANGE";
lno = 0;
}
@@ -49,41 +40,41 @@ BEGIN {
etext = "";
for (i = 3; i <= NF; ++i)
etext = etext " " $i;
- etext = substr(etext, 1, length(etext)-1)
+ etext = substr(etext, 1, length(etext)-1);
- e = substr($1, 8, length($1)-8)
- if (e == "EWOULDBLOCK")
+ e = substr($1, 8, length($1)-8);
+ errno = substr($2, 1, length($2)-1);
+ if (errno ~ /^E[A-Z0-9_]*$/)
{
- lines[lno++]="#define EWOULDBLOCK EAGAIN /* Operation would block */";
+ printf ("#define %-30s %-10s /*%s */\n", e, errno, etext);
next;
}
- errno = substr($2, 1, length($2)-1) + 0
+ errno = errno + 0;
if (errno == 0)
next;
- if (errno > maxerrno) maxerrno = errno;
- x = sprintf ("%-40s/*%s */", sprintf ("%-24s%s", "#define\t" e,
- "_HURD_ERRNO (" errno ")"),
- etext);
- if (e == "EDOM")
- edom = x;
- else if (e == "ERANGE")
- erange = x;
- comma[lno] = 1;
- lines[lno++] = sprintf("\t%-16s= _HURD_ERRNO (%d)", e, errno);
- lines[lno++] = x;
+ if (errno > 0x3fff)
+ {
+ printf("%s:%d: errno value %d too large for the Hurd\n",
+ FILENAME, NR, errno) >> "/dev/stderr";
+ exit 1;
+ }
+ if (errno > maxerrno)
+ maxerrno = errno;
+ printf ("#define %-30s 0x%08x /*%s */\n",
+ e, 0x40000000 + errno, etext);
next;
}
NF == 3 && $1 == "#define" && $2 == "MACH_SEND_IN_PROGRESS" \
{
in_mach_errors = FILENAME;
- lines[lno++] = "\n\t/* Errors from <mach/message.h>. */";
+ print "\n/* Errors from <mach/message.h>. */";
}
NF == 3 && $1 == "#define" && $2 == "KERN_SUCCESS" \
{
in_mach_errors = FILENAME;
- lines[lno++] = "\n\t/* Errors from <mach/kern_return.h>. */";
+ print "\n/* Errors from <mach/kern_return.h>. */";
next;
}
@@ -94,14 +85,13 @@ in_mach_errors != "" && $2 == "MACH_IPC_COMPAT" \
in_mach_errors == FILENAME && NF == 3 && $1 == "#define" \
{
- comma[lno] = 1;
- lines[lno++] = sprintf("\t%-32s= %s", "E" $2, $3);
+ printf("#define %-30s %s\n", "E" $2, $3);
}
$1 == "#define" && $2 == "_MACH_MIG_ERRORS_H_" \
{
in_mig_errors = 1;
- lines[lno++] = "\n\t/* Errors from <mach/mig_errors.h>. */";
+ print "\n/* Errors from <mach/mig_errors.h>. */";
next;
}
in_mig_errors && $1 == "#endif" && $3 == "_MACH_MIG_ERRORS_H_" \
@@ -115,14 +105,17 @@ in_mig_errors && $1 == "#endif" && $3 == "_MACH_MIG_ERRORS_H_" \
comment = "";
for (i = 4; i <= NF; ++i)
comment = comment " " $i;
- comma[lno] = 1;
- lines[lno++] = sprintf("%-32s", sprintf ("\t%-24s= %s", "E" $2, $3)) comment;
+ if ($3 < 0)
+ val = "(" $3 ")";
+ else
+ val = $3;
+ printf("#define %-30s %6s%s\n", "E" $2, val, comment);
}
$1 == "#define" && $2 == "D_SUCCESS" \
{
in_device_errors = 1;
- lines[lno++] = "\n\t/* Errors from <device/device_types.h>. */";
+ print "\n/* Errors from <device/device_types.h>. */";
next;
}
in_device_errors && $1 == "#endif" \
@@ -131,35 +124,9 @@ in_device_errors && $1 == "#endif" \
}
-END \
- {
- for (i = 0; i < lno - 1; ++i)
- printf "%s%s\n", lines[i], (comma[i] ? "," : "");
- print lines[i];
- print "";
- print "};";
+END {
print "";
printf "#define\t_HURD_ERRNOS\t%d\n", maxerrno+1;
print "";
- print "\
-/* User-visible type of error codes. It is ok to use `int' or\n\
- `kern_return_t' for these, but with `error_t' the debugger prints\n\
- symbolic values. */";
- print "#ifdef __USE_GNU";
- print "typedef enum __error_t_codes error_t;"
- print "#define __error_t_defined\t1"
- print "#endif";
- print "";
- print "\
-/* Return the current thread's location for `errno'.\n\
- The syntax of this function allows redeclarations like `int errno'. */\n\
-extern int *__errno_location (void) __THROW __attribute__ ((__const__));\n\
-\n\
-#define errno (*__errno_location ())\n\
-";
- print "#endif /* <errno.h> included. */";
- print "";
- print "#if !defined (_ERRNO_H) && defined (__need_Emath)";
- print edom; print erange;
- print "#endif /* <errno.h> not included and need math error codes. */";
+ print "#endif /* 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 && !defined _BITS_ERRNO_ENUM_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
-
-# ifndef ECANCELED
-# define ECANCELED 131
+/* Older Linux headers do not define these constants. */
+# ifndef ENOTSUP
+# define ENOTSUP EOPNOTSUPP
+# endif
+
+# ifndef ECANCELED
+# 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. */
@@ -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 && !defined _BITS_ERRNO_ENUM_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 versions also had no ECANCELED error code. */
-# ifndef ECANCELED
-# define ECANCELED 125
+/* Older Linux headers do not define these constants. */
+# ifndef ENOTSUP
+# define ENOTSUP EOPNOTSUPP
+# endif
+
+# ifndef ECANCELED
+# 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. */
@@ -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 && !defined _BITS_ERRNO_ENUM_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. */
@@ -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 && !defined _BITS_ERRNO_ENUM_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
-
-# ifndef ECANCELED
-# define ECANCELED 158
+/* Older Linux headers do not define these constants. */
+# ifndef ENOTSUP
+# define ENOTSUP EOPNOTSUPP
+# endif
+
+# ifndef ECANCELED
+# 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. */
@@ -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 && !defined _BITS_ERRNO_ENUM_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
-
-# ifndef ECANCELED
-# define ECANCELED 127
+/* Older Linux headers do not define these constants. */
+# ifndef ENOTSUP
+# define ENOTSUP EOPNOTSUPP
+# endif
+
+# ifndef ECANCELED
+# 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. */
@@ -17,8 +17,7 @@
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#define __need_Emath
-#include <bits/errno.h>
+#include <errno.h>
/* Short algorithm description:
*
@@ -17,8 +17,7 @@
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#define __need_Emath
-#include <bits/errno.h>
+#include <errno.h>
/* Short algorithm description:
*
@@ -17,8 +17,7 @@
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#define __need_Emath
-#include <bits/errno.h>
+#include <errno.h>
/* Short algorithm description:
*