lib/strerror-override.c

   1 /* strerror-override.c --- POSIX compatible system error routine
   2
   3    Copyright (C) 2010-2018 Free Software Foundation, Inc.
   4
   5    This program is free software: you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program 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
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  17
  18 /* Written by Bruno Haible <bruno@clisp.org>, 2010.  */
  19
  20 #include <config.h>
  21
  22 #include "strerror-override.h"
  23
  24 #include <errno.h>
  25
  26 #if GNULIB_defined_EWINSOCK /* native Windows platforms */
  27 # if HAVE_WINSOCK2_H
  28 #  include <winsock2.h>
  29 # endif
  30 #endif
  31
  32 /* If ERRNUM maps to an errno value defined by gnulib, return a string
  33    describing the error.  Otherwise return NULL.  */
  34 const char *
  35 strerror_override (int errnum)
  36 {
  37   /* These error messages are taken from glibc/sysdeps/gnu/errlist.c.  */
  38   switch (errnum)
  39     {
  40 #if REPLACE_STRERROR_0
  41     case 0:
  42       return "Success";
  43 #endif
  44
  45 #if GNULIB_defined_ESOCK /* native Windows platforms with older <errno.h> */
  46     case EINPROGRESS:
  47       return "Operation now in progress";
  48     case EALREADY:
  49       return "Operation already in progress";
  50     case ENOTSOCK:
  51       return "Socket operation on non-socket";
  52     case EDESTADDRREQ:
  53       return "Destination address required";
  54     case EMSGSIZE:
  55       return "Message too long";
  56     case EPROTOTYPE:
  57       return "Protocol wrong type for socket";
  58     case ENOPROTOOPT:
  59       return "Protocol not available";
  60     case EPROTONOSUPPORT:
  61       return "Protocol not supported";
  62     case EOPNOTSUPP:
  63       return "Operation not supported";
  64     case EAFNOSUPPORT:
  65       return "Address family not supported by protocol";
  66     case EADDRINUSE:
  67       return "Address already in use";
  68     case EADDRNOTAVAIL:
  69       return "Cannot assign requested address";
  70     case ENETDOWN:
  71       return "Network is down";
  72     case ENETUNREACH:
  73       return "Network is unreachable";
  74     case ECONNRESET:
  75       return "Connection reset by peer";
  76     case ENOBUFS:
  77       return "No buffer space available";
  78     case EISCONN:
  79       return "Transport endpoint is already connected";
  80     case ENOTCONN:
  81       return "Transport endpoint is not connected";
  82     case ETIMEDOUT:
  83       return "Connection timed out";
  84     case ECONNREFUSED:
  85       return "Connection refused";
  86     case ELOOP:
  87       return "Too many levels of symbolic links";
  88     case EHOSTUNREACH:
  89       return "No route to host";
  90     case EWOULDBLOCK:
  91       return "Operation would block";
  92 #endif
  93 #if GNULIB_defined_ESTREAMS /* native Windows platforms with older <errno.h> */
  94     case ETXTBSY:
  95       return "Text file busy";
  96     case ENODATA:
  97       return "No data available";
  98     case ENOSR:
  99       return "Out of streams resources";
 100     case ENOSTR:
 101       return "Device not a stream";
 102     case ETIME:
 103       return "Timer expired";
 104     case EOTHER:
 105       return "Other error";
 106 #endif
 107 #if GNULIB_defined_EWINSOCK /* native Windows platforms */
 108     case ESOCKTNOSUPPORT:
 109       return "Socket type not supported";
 110     case EPFNOSUPPORT:
 111       return "Protocol family not supported";
 112     case ESHUTDOWN:
 113       return "Cannot send after transport endpoint shutdown";
 114     case ETOOMANYREFS:
 115       return "Too many references: cannot splice";
 116     case EHOSTDOWN:
 117       return "Host is down";
 118     case EPROCLIM:
 119       return "Too many processes";
 120     case EUSERS:
 121       return "Too many users";
 122     case EDQUOT:
 123       return "Disk quota exceeded";
 124     case ESTALE:
 125       return "Stale NFS file handle";
 126     case EREMOTE:
 127       return "Object is remote";
 128 # if HAVE_WINSOCK2_H
 129       /* WSA_INVALID_HANDLE maps to EBADF */
 130       /* WSA_NOT_ENOUGH_MEMORY maps to ENOMEM */
 131       /* WSA_INVALID_PARAMETER maps to EINVAL */
 132     case WSA_OPERATION_ABORTED:
 133       return "Overlapped operation aborted";
 134     case WSA_IO_INCOMPLETE:
 135       return "Overlapped I/O event object not in signaled state";
 136     case WSA_IO_PENDING:
 137       return "Overlapped operations will complete later";
 138       /* WSAEINTR maps to EINTR */
 139       /* WSAEBADF maps to EBADF */
 140       /* WSAEACCES maps to EACCES */
 141       /* WSAEFAULT maps to EFAULT */
 142       /* WSAEINVAL maps to EINVAL */
 143       /* WSAEMFILE maps to EMFILE */
 144       /* WSAEWOULDBLOCK maps to EWOULDBLOCK */
 145       /* WSAEINPROGRESS maps to EINPROGRESS */
 146       /* WSAEALREADY maps to EALREADY */
 147       /* WSAENOTSOCK maps to ENOTSOCK */
 148       /* WSAEDESTADDRREQ maps to EDESTADDRREQ */
 149       /* WSAEMSGSIZE maps to EMSGSIZE */
 150       /* WSAEPROTOTYPE maps to EPROTOTYPE */
 151       /* WSAENOPROTOOPT maps to ENOPROTOOPT */
 152       /* WSAEPROTONOSUPPORT maps to EPROTONOSUPPORT */
 153       /* WSAESOCKTNOSUPPORT is ESOCKTNOSUPPORT */
 154       /* WSAEOPNOTSUPP maps to EOPNOTSUPP */
 155       /* WSAEPFNOSUPPORT is EPFNOSUPPORT */
 156       /* WSAEAFNOSUPPORT maps to EAFNOSUPPORT */
 157       /* WSAEADDRINUSE maps to EADDRINUSE */
 158       /* WSAEADDRNOTAVAIL maps to EADDRNOTAVAIL */
 159       /* WSAENETDOWN maps to ENETDOWN */
 160       /* WSAENETUNREACH maps to ENETUNREACH */
 161       /* WSAENETRESET maps to ENETRESET */
 162       /* WSAECONNABORTED maps to ECONNABORTED */
 163       /* WSAECONNRESET maps to ECONNRESET */
 164       /* WSAENOBUFS maps to ENOBUFS */
 165       /* WSAEISCONN maps to EISCONN */
 166       /* WSAENOTCONN maps to ENOTCONN */
 167       /* WSAESHUTDOWN is ESHUTDOWN */
 168       /* WSAETOOMANYREFS is ETOOMANYREFS */
 169       /* WSAETIMEDOUT maps to ETIMEDOUT */
 170       /* WSAECONNREFUSED maps to ECONNREFUSED */
 171       /* WSAELOOP maps to ELOOP */
 172       /* WSAENAMETOOLONG maps to ENAMETOOLONG */
 173       /* WSAEHOSTDOWN is EHOSTDOWN */
 174       /* WSAEHOSTUNREACH maps to EHOSTUNREACH */
 175       /* WSAENOTEMPTY maps to ENOTEMPTY */
 176       /* WSAEPROCLIM is EPROCLIM */
 177       /* WSAEUSERS is EUSERS */
 178       /* WSAEDQUOT is EDQUOT */
 179       /* WSAESTALE is ESTALE */
 180       /* WSAEREMOTE is EREMOTE */
 181     case WSASYSNOTREADY:
 182       return "Network subsystem is unavailable";
 183     case WSAVERNOTSUPPORTED:
 184       return "Winsock.dll version out of range";
 185     case WSANOTINITIALISED:
 186       return "Successful WSAStartup not yet performed";
 187     case WSAEDISCON:
 188       return "Graceful shutdown in progress";
 189     case WSAENOMORE: case WSA_E_NO_MORE:
 190       return "No more results";
 191     case WSAECANCELLED: case WSA_E_CANCELLED:
 192       return "Call was canceled";
 193     case WSAEINVALIDPROCTABLE:
 194       return "Procedure call table is invalid";
 195     case WSAEINVALIDPROVIDER:
 196       return "Service provider is invalid";
 197     case WSAEPROVIDERFAILEDINIT:
 198       return "Service provider failed to initialize";
 199     case WSASYSCALLFAILURE:
 200       return "System call failure";
 201     case WSASERVICE_NOT_FOUND:
 202       return "Service not found";
 203     case WSATYPE_NOT_FOUND:
 204       return "Class type not found";
 205     case WSAEREFUSED:
 206       return "Database query was refused";
 207     case WSAHOST_NOT_FOUND:
 208       return "Host not found";
 209     case WSATRY_AGAIN:
 210       return "Nonauthoritative host not found";
 211     case WSANO_RECOVERY:
 212       return "Nonrecoverable error";
 213     case WSANO_DATA:
 214       return "Valid name, no data record of requested type";
 215       /* WSA_QOS_* omitted */
 216 # endif
 217 #endif
 218
 219 #if GNULIB_defined_ENOMSG
 220     case ENOMSG:
 221       return "No message of desired type";
 222 #endif
 223
 224 #if GNULIB_defined_EIDRM
 225     case EIDRM:
 226       return "Identifier removed";
 227 #endif
 228
 229 #if GNULIB_defined_ENOLINK
 230     case ENOLINK:
 231       return "Link has been severed";
 232 #endif
 233
 234 #if GNULIB_defined_EPROTO
 235     case EPROTO:
 236       return "Protocol error";
 237 #endif
 238
 239 #if GNULIB_defined_EMULTIHOP
 240     case EMULTIHOP:
 241       return "Multihop attempted";
 242 #endif
 243
 244 #if GNULIB_defined_EBADMSG
 245     case EBADMSG:
 246       return "Bad message";
 247 #endif
 248
 249 #if GNULIB_defined_EOVERFLOW
 250     case EOVERFLOW:
 251       return "Value too large for defined data type";
 252 #endif
 253
 254 #if GNULIB_defined_ENOTSUP
 255     case ENOTSUP:
 256       return "Not supported";
 257 #endif
 258
 259 #if GNULIB_defined_ENETRESET
 260     case ENETRESET:
 261       return "Network dropped connection on reset";
 262 #endif
 263
 264 #if GNULIB_defined_ECONNABORTED
 265     case ECONNABORTED:
 266       return "Software caused connection abort";
 267 #endif
 268
 269 #if GNULIB_defined_ESTALE
 270     case ESTALE:
 271       return "Stale NFS file handle";
 272 #endif
 273
 274 #if GNULIB_defined_EDQUOT
 275     case EDQUOT:
 276       return "Disk quota exceeded";
 277 #endif
 278
 279 #if GNULIB_defined_ECANCELED
 280     case ECANCELED:
 281       return "Operation canceled";
 282 #endif
 283
 284 #if GNULIB_defined_EOWNERDEAD
 285     case EOWNERDEAD:
 286       return "Owner died";
 287 #endif
 288
 289 #if GNULIB_defined_ENOTRECOVERABLE
 290     case ENOTRECOVERABLE:
 291       return "State not recoverable";
 292 #endif
 293
 294 #if GNULIB_defined_EILSEQ
 295     case EILSEQ:
 296       return "Invalid or incomplete multibyte or wide character";
 297 #endif
 298
 299     default:
 300       return NULL;
 301     }
 302 }