1 /* strerror.c --- POSIX compatible system error routine
3 Copyright (C) 2007-2011 Free Software Foundation, Inc.
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.
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.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
27 # if GNULIB_defined_ESOCK /* native Windows platforms */
29 # include <winsock2.h>
33 # include "intprops.h"
35 /* Use the system functions, not the gnulib overrides in this file. */
39 # if ! HAVE_DECL_STRERROR
40 # define strerror(n) NULL
46 char const *msg
= NULL
;
47 /* These error messages are taken from glibc/sysdeps/gnu/errlist.c. */
50 # if GNULIB_defined_ETXTBSY
52 msg
= "Text file busy";
56 # if GNULIB_defined_ESOCK /* native Windows platforms */
57 /* EWOULDBLOCK is the same as EAGAIN. */
59 msg
= "Operation now in progress";
62 msg
= "Operation already in progress";
65 msg
= "Socket operation on non-socket";
68 msg
= "Destination address required";
71 msg
= "Message too long";
74 msg
= "Protocol wrong type for socket";
77 msg
= "Protocol not available";
80 msg
= "Protocol not supported";
83 msg
= "Socket type not supported";
86 msg
= "Operation not supported";
89 msg
= "Protocol family not supported";
92 msg
= "Address family not supported by protocol";
95 msg
= "Address already in use";
98 msg
= "Cannot assign requested address";
101 msg
= "Network is down";
104 msg
= "Network is unreachable";
107 msg
= "Network dropped connection on reset";
110 msg
= "Software caused connection abort";
113 msg
= "Connection reset by peer";
116 msg
= "No buffer space available";
119 msg
= "Transport endpoint is already connected";
122 msg
= "Transport endpoint is not connected";
125 msg
= "Cannot send after transport endpoint shutdown";
128 msg
= "Too many references: cannot splice";
131 msg
= "Connection timed out";
134 msg
= "Connection refused";
137 msg
= "Too many levels of symbolic links";
140 msg
= "Host is down";
143 msg
= "No route to host";
146 msg
= "Too many processes";
149 msg
= "Too many users";
152 msg
= "Disk quota exceeded";
155 msg
= "Stale NFS file handle";
158 msg
= "Object is remote";
161 /* WSA_INVALID_HANDLE maps to EBADF */
162 /* WSA_NOT_ENOUGH_MEMORY maps to ENOMEM */
163 /* WSA_INVALID_PARAMETER maps to EINVAL */
164 case WSA_OPERATION_ABORTED
:
165 msg
= "Overlapped operation aborted";
167 case WSA_IO_INCOMPLETE
:
168 msg
= "Overlapped I/O event object not in signaled state";
171 msg
= "Overlapped operations will complete later";
173 /* WSAEINTR maps to EINTR */
174 /* WSAEBADF maps to EBADF */
175 /* WSAEACCES maps to EACCES */
176 /* WSAEFAULT maps to EFAULT */
177 /* WSAEINVAL maps to EINVAL */
178 /* WSAEMFILE maps to EMFILE */
179 /* WSAEWOULDBLOCK maps to EWOULDBLOCK */
180 /* WSAEINPROGRESS is EINPROGRESS */
181 /* WSAEALREADY is EALREADY */
182 /* WSAENOTSOCK is ENOTSOCK */
183 /* WSAEDESTADDRREQ is EDESTADDRREQ */
184 /* WSAEMSGSIZE is EMSGSIZE */
185 /* WSAEPROTOTYPE is EPROTOTYPE */
186 /* WSAENOPROTOOPT is ENOPROTOOPT */
187 /* WSAEPROTONOSUPPORT is EPROTONOSUPPORT */
188 /* WSAESOCKTNOSUPPORT is ESOCKTNOSUPPORT */
189 /* WSAEOPNOTSUPP is EOPNOTSUPP */
190 /* WSAEPFNOSUPPORT is EPFNOSUPPORT */
191 /* WSAEAFNOSUPPORT is EAFNOSUPPORT */
192 /* WSAEADDRINUSE is EADDRINUSE */
193 /* WSAEADDRNOTAVAIL is EADDRNOTAVAIL */
194 /* WSAENETDOWN is ENETDOWN */
195 /* WSAENETUNREACH is ENETUNREACH */
196 /* WSAENETRESET is ENETRESET */
197 /* WSAECONNABORTED is ECONNABORTED */
198 /* WSAECONNRESET is ECONNRESET */
199 /* WSAENOBUFS is ENOBUFS */
200 /* WSAEISCONN is EISCONN */
201 /* WSAENOTCONN is ENOTCONN */
202 /* WSAESHUTDOWN is ESHUTDOWN */
203 /* WSAETOOMANYREFS is ETOOMANYREFS */
204 /* WSAETIMEDOUT is ETIMEDOUT */
205 /* WSAECONNREFUSED is ECONNREFUSED */
206 /* WSAELOOP is ELOOP */
207 /* WSAENAMETOOLONG maps to ENAMETOOLONG */
208 /* WSAEHOSTDOWN is EHOSTDOWN */
209 /* WSAEHOSTUNREACH is EHOSTUNREACH */
210 /* WSAENOTEMPTY maps to ENOTEMPTY */
211 /* WSAEPROCLIM is EPROCLIM */
212 /* WSAEUSERS is EUSERS */
213 /* WSAEDQUOT is EDQUOT */
214 /* WSAESTALE is ESTALE */
215 /* WSAEREMOTE is EREMOTE */
217 msg
= "Network subsystem is unavailable";
219 case WSAVERNOTSUPPORTED
:
220 msg
= "Winsock.dll version out of range";
222 case WSANOTINITIALISED
:
223 msg
= "Successful WSAStartup not yet performed";
226 msg
= "Graceful shutdown in progress";
228 case WSAENOMORE
: case WSA_E_NO_MORE
:
229 msg
= "No more results";
231 case WSAECANCELLED
: case WSA_E_CANCELLED
:
232 msg
= "Call was canceled";
234 case WSAEINVALIDPROCTABLE
:
235 msg
= "Procedure call table is invalid";
237 case WSAEINVALIDPROVIDER
:
238 msg
= "Service provider is invalid";
240 case WSAEPROVIDERFAILEDINIT
:
241 msg
= "Service provider failed to initialize";
243 case WSASYSCALLFAILURE
:
244 msg
= "System call failure";
246 case WSASERVICE_NOT_FOUND
:
247 msg
= "Service not found";
249 case WSATYPE_NOT_FOUND
:
250 msg
= "Class type not found";
253 msg
= "Database query was refused";
255 case WSAHOST_NOT_FOUND
:
256 msg
= "Host not found";
259 msg
= "Nonauthoritative host not found";
262 msg
= "Nonrecoverable error";
265 msg
= "Valid name, no data record of requested type";
267 /* WSA_QOS_* omitted */
271 # if GNULIB_defined_ENOMSG
273 msg
= "No message of desired type";
277 # if GNULIB_defined_EIDRM
279 msg
= "Identifier removed";
283 # if GNULIB_defined_ENOLINK
285 msg
= "Link has been severed";
289 # if GNULIB_defined_EPROTO
291 msg
= "Protocol error";
295 # if GNULIB_defined_EMULTIHOP
297 msg
= "Multihop attempted";
301 # if GNULIB_defined_EBADMSG
307 # if GNULIB_defined_EOVERFLOW
309 msg
= "Value too large for defined data type";
313 # if GNULIB_defined_ENOTSUP
315 msg
= "Not supported";
319 # if GNULIB_defined_ESTALE
321 msg
= "Stale NFS file handle";
325 # if GNULIB_defined_EDQUOT
327 msg
= "Disk quota exceeded";
331 # if GNULIB_defined_ECANCELED
333 msg
= "Operation canceled";
342 char *result
= strerror (n
);
344 if (result
== NULL
|| result
[0] == '\0')
346 static char const fmt
[] = "Unknown error (%d)";
347 static char msg_buf
[sizeof fmt
+ INT_STRLEN_BOUND (n
)];
348 sprintf (msg_buf
, fmt
, n
);