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	* Add gnulib files generated by gnulib-tool in build-aux, m4 and
    grub-core/gnulib directories
    * .bzignore: Add **/.deps and autogenerated gnulib files
    * configure.ac: Assign auxiliary directory to build-aux, add invocation
    of gnulib macros, add grub-core/gnulib/Makefile
    * Makefile.am: Add gnulib directory in SUBDIRS (removing unnecessary .),
    include m4 directory to aclocal.
    * Makefile.util.def: Remove direct compilation of gnulib source files
    and use the new grub-core/gnulib/libgnu.a.
    * build-aux/config.rpath: move config.rpath from top directory to
    build-aux
    * conf/Makefile.common: Remove the macro _GL_UNUSED already defined
    in gnulib headers
    * conf/Makefile.extra-dist: Add m4/gnulib-cache.m4
    * grub-core/Makefile.core.def: Remove unnecessary extra_dist
    * grub-core/lib/posix_wrap/localcharset.h (locale_charset): Update
    header.
    * grub-core/lib/posix_wrap/langinfo.h (nl_langinfo): Return static
    string.
		
	
			
		
			
				
	
	
		
			351 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			351 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* strerror.c --- POSIX compatible system error routine
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   Copyright (C) 2007-2010 Free Software Foundation, Inc.
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   This program is free software: you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
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#include <config.h>
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#include <string.h>
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#if REPLACE_STRERROR
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# include <errno.h>
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# include <stdio.h>
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# if GNULIB_defined_ESOCK /* native Windows platforms */
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#  if HAVE_WINSOCK2_H
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#   include <winsock2.h>
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#  endif
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# endif
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# include "intprops.h"
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/* Use the system functions, not the gnulib overrides in this file.  */
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# undef sprintf
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# undef strerror
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# if ! HAVE_DECL_STRERROR
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#  define strerror(n) NULL
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# endif
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char *
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rpl_strerror (int n)
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{
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  char const *msg = NULL;
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  /* These error messages are taken from glibc/sysdeps/gnu/errlist.c.  */
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  switch (n)
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    {
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# if GNULIB_defined_ETXTBSY
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    case ETXTBSY:
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      msg = "Text file busy";
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      break;
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# endif
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# if GNULIB_defined_ESOCK /* native Windows platforms */
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    /* EWOULDBLOCK is the same as EAGAIN.  */
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    case EINPROGRESS:
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      msg = "Operation now in progress";
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      break;
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    case EALREADY:
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      msg = "Operation already in progress";
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      break;
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    case ENOTSOCK:
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      msg = "Socket operation on non-socket";
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      break;
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    case EDESTADDRREQ:
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      msg = "Destination address required";
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      break;
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    case EMSGSIZE:
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      msg = "Message too long";
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      break;
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    case EPROTOTYPE:
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      msg = "Protocol wrong type for socket";
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      break;
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    case ENOPROTOOPT:
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      msg = "Protocol not available";
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      break;
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    case EPROTONOSUPPORT:
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      msg = "Protocol not supported";
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      break;
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    case ESOCKTNOSUPPORT:
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      msg = "Socket type not supported";
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      break;
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    case EOPNOTSUPP:
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      msg = "Operation not supported";
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      break;
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    case EPFNOSUPPORT:
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      msg = "Protocol family not supported";
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      break;
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    case EAFNOSUPPORT:
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      msg = "Address family not supported by protocol";
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      break;
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    case EADDRINUSE:
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      msg = "Address already in use";
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      break;
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    case EADDRNOTAVAIL:
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      msg = "Cannot assign requested address";
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      break;
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    case ENETDOWN:
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      msg = "Network is down";
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      break;
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    case ENETUNREACH:
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      msg = "Network is unreachable";
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      break;
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    case ENETRESET:
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      msg = "Network dropped connection on reset";
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      break;
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    case ECONNABORTED:
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      msg = "Software caused connection abort";
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      break;
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    case ECONNRESET:
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      msg = "Connection reset by peer";
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      break;
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    case ENOBUFS:
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      msg = "No buffer space available";
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      break;
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    case EISCONN:
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      msg = "Transport endpoint is already connected";
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      break;
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    case ENOTCONN:
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      msg = "Transport endpoint is not connected";
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      break;
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    case ESHUTDOWN:
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      msg = "Cannot send after transport endpoint shutdown";
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      break;
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    case ETOOMANYREFS:
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      msg = "Too many references: cannot splice";
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      break;
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    case ETIMEDOUT:
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      msg = "Connection timed out";
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      break;
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    case ECONNREFUSED:
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      msg = "Connection refused";
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      break;
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    case ELOOP:
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      msg = "Too many levels of symbolic links";
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      break;
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    case EHOSTDOWN:
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      msg = "Host is down";
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      break;
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    case EHOSTUNREACH:
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      msg = "No route to host";
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      break;
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    case EPROCLIM:
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      msg = "Too many processes";
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      break;
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    case EUSERS:
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      msg = "Too many users";
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      break;
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    case EDQUOT:
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      msg = "Disk quota exceeded";
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      break;
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    case ESTALE:
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      msg = "Stale NFS file handle";
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      break;
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    case EREMOTE:
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      msg = "Object is remote";
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      break;
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#  if HAVE_WINSOCK2_H
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    /* WSA_INVALID_HANDLE maps to EBADF */
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    /* WSA_NOT_ENOUGH_MEMORY maps to ENOMEM */
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    /* WSA_INVALID_PARAMETER maps to EINVAL */
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    case WSA_OPERATION_ABORTED:
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      msg = "Overlapped operation aborted";
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      break;
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    case WSA_IO_INCOMPLETE:
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      msg = "Overlapped I/O event object not in signaled state";
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      break;
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    case WSA_IO_PENDING:
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      msg = "Overlapped operations will complete later";
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      break;
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    /* WSAEINTR maps to EINTR */
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    /* WSAEBADF maps to EBADF */
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    /* WSAEACCES maps to EACCES */
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    /* WSAEFAULT maps to EFAULT */
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    /* WSAEINVAL maps to EINVAL */
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    /* WSAEMFILE maps to EMFILE */
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    /* WSAEWOULDBLOCK maps to EWOULDBLOCK */
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    /* WSAEINPROGRESS is EINPROGRESS */
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    /* WSAEALREADY is EALREADY */
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    /* WSAENOTSOCK is ENOTSOCK */
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    /* WSAEDESTADDRREQ is EDESTADDRREQ */
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    /* WSAEMSGSIZE is EMSGSIZE */
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    /* WSAEPROTOTYPE is EPROTOTYPE */
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    /* WSAENOPROTOOPT is ENOPROTOOPT */
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    /* WSAEPROTONOSUPPORT is EPROTONOSUPPORT */
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    /* WSAESOCKTNOSUPPORT is ESOCKTNOSUPPORT */
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    /* WSAEOPNOTSUPP is EOPNOTSUPP */
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    /* WSAEPFNOSUPPORT is EPFNOSUPPORT */
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    /* WSAEAFNOSUPPORT is EAFNOSUPPORT */
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    /* WSAEADDRINUSE is EADDRINUSE */
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    /* WSAEADDRNOTAVAIL is EADDRNOTAVAIL */
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    /* WSAENETDOWN is ENETDOWN */
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    /* WSAENETUNREACH is ENETUNREACH */
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    /* WSAENETRESET is ENETRESET */
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    /* WSAECONNABORTED is ECONNABORTED */
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    /* WSAECONNRESET is ECONNRESET */
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    /* WSAENOBUFS is ENOBUFS */
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    /* WSAEISCONN is EISCONN */
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    /* WSAENOTCONN is ENOTCONN */
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    /* WSAESHUTDOWN is ESHUTDOWN */
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    /* WSAETOOMANYREFS is ETOOMANYREFS */
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    /* WSAETIMEDOUT is ETIMEDOUT */
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    /* WSAECONNREFUSED is ECONNREFUSED */
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    /* WSAELOOP is ELOOP */
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    /* WSAENAMETOOLONG maps to ENAMETOOLONG */
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    /* WSAEHOSTDOWN is EHOSTDOWN */
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    /* WSAEHOSTUNREACH is EHOSTUNREACH */
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    /* WSAENOTEMPTY maps to ENOTEMPTY */
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    /* WSAEPROCLIM is EPROCLIM */
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    /* WSAEUSERS is EUSERS */
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    /* WSAEDQUOT is EDQUOT */
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    /* WSAESTALE is ESTALE */
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    /* WSAEREMOTE is EREMOTE */
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    case WSASYSNOTREADY:
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      msg = "Network subsystem is unavailable";
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      break;
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    case WSAVERNOTSUPPORTED:
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      msg = "Winsock.dll version out of range";
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      break;
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    case WSANOTINITIALISED:
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      msg = "Successful WSAStartup not yet performed";
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      break;
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    case WSAEDISCON:
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      msg = "Graceful shutdown in progress";
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      break;
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    case WSAENOMORE: case WSA_E_NO_MORE:
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      msg = "No more results";
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      break;
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    case WSAECANCELLED: case WSA_E_CANCELLED:
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      msg = "Call was canceled";
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      break;
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    case WSAEINVALIDPROCTABLE:
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      msg = "Procedure call table is invalid";
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      break;
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    case WSAEINVALIDPROVIDER:
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      msg = "Service provider is invalid";
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      break;
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    case WSAEPROVIDERFAILEDINIT:
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      msg = "Service provider failed to initialize";
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      break;
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    case WSASYSCALLFAILURE:
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      msg = "System call failure";
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      break;
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    case WSASERVICE_NOT_FOUND:
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      msg = "Service not found";
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      break;
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    case WSATYPE_NOT_FOUND:
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      msg = "Class type not found";
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      break;
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    case WSAEREFUSED:
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      msg = "Database query was refused";
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      break;
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    case WSAHOST_NOT_FOUND:
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      msg = "Host not found";
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      break;
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    case WSATRY_AGAIN:
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      msg = "Nonauthoritative host not found";
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      break;
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    case WSANO_RECOVERY:
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      msg = "Nonrecoverable error";
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      break;
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    case WSANO_DATA:
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      msg = "Valid name, no data record of requested type";
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      break;
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    /* WSA_QOS_* omitted */
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#  endif
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# endif
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# if GNULIB_defined_ENOMSG
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    case ENOMSG:
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      msg = "No message of desired type";
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      break;
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# endif
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# if GNULIB_defined_EIDRM
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    case EIDRM:
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      msg = "Identifier removed";
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      break;
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# endif
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# if GNULIB_defined_ENOLINK
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    case ENOLINK:
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      msg = "Link has been severed";
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      break;
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# endif
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# if GNULIB_defined_EPROTO
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    case EPROTO:
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      msg = "Protocol error";
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      break;
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# endif
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# if GNULIB_defined_EMULTIHOP
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    case EMULTIHOP:
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      msg = "Multihop attempted";
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      break;
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# endif
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# if GNULIB_defined_EBADMSG
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    case EBADMSG:
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      msg = "Bad message";
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      break;
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# endif
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# if GNULIB_defined_EOVERFLOW
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    case EOVERFLOW:
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      msg = "Value too large for defined data type";
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      break;
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# endif
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# if GNULIB_defined_ENOTSUP
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    case ENOTSUP:
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      msg = "Not supported";
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      break;
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# endif
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# if GNULIB_defined_ESTALE
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    case ESTALE:
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      msg = "Stale NFS file handle";
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      break;
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# endif
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# if GNULIB_defined_ECANCELED
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    case ECANCELED:
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      msg = "Operation canceled";
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      break;
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# endif
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    }
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  if (msg)
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    return (char *) msg;
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  {
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    char *result = strerror (n);
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    if (result == NULL || result[0] == '\0')
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      {
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        static char const fmt[] = "Unknown error (%d)";
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        static char msg_buf[sizeof fmt + INT_STRLEN_BOUND (n)];
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        sprintf (msg_buf, fmt, n);
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        return msg_buf;
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      }
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    return result;
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  }
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}
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#endif
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