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comparison lib/strerror.c @ 265:68fbca173508 2.6

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Added generated files for release
author lost
date Tue, 22 Dec 2009 05:31:23 +0000
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264:61d1db1dfe2a 265:68fbca173508
1 /* strerror.c --- POSIX compatible system error routine
2
3 Copyright (C) 2007-2009 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 <http://www.gnu.org/licenses/>. */
17
18 #include <config.h>
19
20 #include <string.h>
21
22 #if REPLACE_STRERROR
23
24 # include <errno.h>
25 # include <stdio.h>
26
27 # if GNULIB_defined_ESOCK /* native Windows platforms */
28 # if HAVE_WINSOCK2_H
29 # include <winsock2.h>
30 # endif
31 # endif
32
33 # include "intprops.h"
34
35 # undef strerror
36 # if ! HAVE_DECL_STRERROR
37 # define strerror(n) NULL
38 # endif
39
40 char *
41 rpl_strerror (int n)
42 {
43 char const *msg = NULL;
44 /* These error messages are taken from glibc/sysdeps/gnu/errlist.c. */
45 switch (n)
46 {
47 # if GNULIB_defined_ETXTBSY
48 case ETXTBSY:
49 msg = "Text file busy";
50 break;
51 # endif
52
53 # if GNULIB_defined_ESOCK /* native Windows platforms */
54 /* EWOULDBLOCK is the same as EAGAIN. */
55 case EINPROGRESS:
56 msg = "Operation now in progress";
57 break;
58 case EALREADY:
59 msg = "Operation already in progress";
60 break;
61 case ENOTSOCK:
62 msg = "Socket operation on non-socket";
63 break;
64 case EDESTADDRREQ:
65 msg = "Destination address required";
66 break;
67 case EMSGSIZE:
68 msg = "Message too long";
69 break;
70 case EPROTOTYPE:
71 msg = "Protocol wrong type for socket";
72 break;
73 case ENOPROTOOPT:
74 msg = "Protocol not available";
75 break;
76 case EPROTONOSUPPORT:
77 msg = "Protocol not supported";
78 break;
79 case ESOCKTNOSUPPORT:
80 msg = "Socket type not supported";
81 break;
82 case EOPNOTSUPP:
83 msg = "Operation not supported";
84 break;
85 case EPFNOSUPPORT:
86 msg = "Protocol family not supported";
87 break;
88 case EAFNOSUPPORT:
89 msg = "Address family not supported by protocol";
90 break;
91 case EADDRINUSE:
92 msg = "Address already in use";
93 break;
94 case EADDRNOTAVAIL:
95 msg = "Cannot assign requested address";
96 break;
97 case ENETDOWN:
98 msg = "Network is down";
99 break;
100 case ENETUNREACH:
101 msg = "Network is unreachable";
102 break;
103 case ENETRESET:
104 msg = "Network dropped connection on reset";
105 break;
106 case ECONNABORTED:
107 msg = "Software caused connection abort";
108 break;
109 case ECONNRESET:
110 msg = "Connection reset by peer";
111 break;
112 case ENOBUFS:
113 msg = "No buffer space available";
114 break;
115 case EISCONN:
116 msg = "Transport endpoint is already connected";
117 break;
118 case ENOTCONN:
119 msg = "Transport endpoint is not connected";
120 break;
121 case ESHUTDOWN:
122 msg = "Cannot send after transport endpoint shutdown";
123 break;
124 case ETOOMANYREFS:
125 msg = "Too many references: cannot splice";
126 break;
127 case ETIMEDOUT:
128 msg = "Connection timed out";
129 break;
130 case ECONNREFUSED:
131 msg = "Connection refused";
132 break;
133 case ELOOP:
134 msg = "Too many levels of symbolic links";
135 break;
136 case EHOSTDOWN:
137 msg = "Host is down";
138 break;
139 case EHOSTUNREACH:
140 msg = "No route to host";
141 break;
142 case EPROCLIM:
143 msg = "Too many processes";
144 break;
145 case EUSERS:
146 msg = "Too many users";
147 break;
148 case EDQUOT:
149 msg = "Disk quota exceeded";
150 break;
151 case ESTALE:
152 msg = "Stale NFS file handle";
153 break;
154 case EREMOTE:
155 msg = "Object is remote";
156 break;
157 # if HAVE_WINSOCK2_H
158 /* WSA_INVALID_HANDLE maps to EBADF */
159 /* WSA_NOT_ENOUGH_MEMORY maps to ENOMEM */
160 /* WSA_INVALID_PARAMETER maps to EINVAL */
161 case WSA_OPERATION_ABORTED:
162 msg = "Overlapped operation aborted";
163 break;
164 case WSA_IO_INCOMPLETE:
165 msg = "Overlapped I/O event object not in signaled state";
166 break;
167 case WSA_IO_PENDING:
168 msg = "Overlapped operations will complete later";
169 break;
170 /* WSAEINTR maps to EINTR */
171 /* WSAEBADF maps to EBADF */
172 /* WSAEACCES maps to EACCES */
173 /* WSAEFAULT maps to EFAULT */
174 /* WSAEINVAL maps to EINVAL */
175 /* WSAEMFILE maps to EMFILE */
176 /* WSAEWOULDBLOCK maps to EWOULDBLOCK */
177 /* WSAEINPROGRESS is EINPROGRESS */
178 /* WSAEALREADY is EALREADY */
179 /* WSAENOTSOCK is ENOTSOCK */
180 /* WSAEDESTADDRREQ is EDESTADDRREQ */
181 /* WSAEMSGSIZE is EMSGSIZE */
182 /* WSAEPROTOTYPE is EPROTOTYPE */
183 /* WSAENOPROTOOPT is ENOPROTOOPT */
184 /* WSAEPROTONOSUPPORT is EPROTONOSUPPORT */
185 /* WSAESOCKTNOSUPPORT is ESOCKTNOSUPPORT */
186 /* WSAEOPNOTSUPP is EOPNOTSUPP */
187 /* WSAEPFNOSUPPORT is EPFNOSUPPORT */
188 /* WSAEAFNOSUPPORT is EAFNOSUPPORT */
189 /* WSAEADDRINUSE is EADDRINUSE */
190 /* WSAEADDRNOTAVAIL is EADDRNOTAVAIL */
191 /* WSAENETDOWN is ENETDOWN */
192 /* WSAENETUNREACH is ENETUNREACH */
193 /* WSAENETRESET is ENETRESET */
194 /* WSAECONNABORTED is ECONNABORTED */
195 /* WSAECONNRESET is ECONNRESET */
196 /* WSAENOBUFS is ENOBUFS */
197 /* WSAEISCONN is EISCONN */
198 /* WSAENOTCONN is ENOTCONN */
199 /* WSAESHUTDOWN is ESHUTDOWN */
200 /* WSAETOOMANYREFS is ETOOMANYREFS */
201 /* WSAETIMEDOUT is ETIMEDOUT */
202 /* WSAECONNREFUSED is ECONNREFUSED */
203 /* WSAELOOP is ELOOP */
204 /* WSAENAMETOOLONG maps to ENAMETOOLONG */
205 /* WSAEHOSTDOWN is EHOSTDOWN */
206 /* WSAEHOSTUNREACH is EHOSTUNREACH */
207 /* WSAENOTEMPTY maps to ENOTEMPTY */
208 /* WSAEPROCLIM is EPROCLIM */
209 /* WSAEUSERS is EUSERS */
210 /* WSAEDQUOT is EDQUOT */
211 /* WSAESTALE is ESTALE */
212 /* WSAEREMOTE is EREMOTE */
213 case WSASYSNOTREADY:
214 msg = "Network subsystem is unavailable";
215 break;
216 case WSAVERNOTSUPPORTED:
217 msg = "Winsock.dll version out of range";
218 break;
219 case WSANOTINITIALISED:
220 msg = "Successful WSAStartup not yet performed";
221 break;
222 case WSAEDISCON:
223 msg = "Graceful shutdown in progress";
224 break;
225 case WSAENOMORE: case WSA_E_NO_MORE:
226 msg = "No more results";
227 break;
228 case WSAECANCELLED: case WSA_E_CANCELLED:
229 msg = "Call was canceled";
230 break;
231 case WSAEINVALIDPROCTABLE:
232 msg = "Procedure call table is invalid";
233 break;
234 case WSAEINVALIDPROVIDER:
235 msg = "Service provider is invalid";
236 break;
237 case WSAEPROVIDERFAILEDINIT:
238 msg = "Service provider failed to initialize";
239 break;
240 case WSASYSCALLFAILURE:
241 msg = "System call failure";
242 break;
243 case WSASERVICE_NOT_FOUND:
244 msg = "Service not found";
245 break;
246 case WSATYPE_NOT_FOUND:
247 msg = "Class type not found";
248 break;
249 case WSAEREFUSED:
250 msg = "Database query was refused";
251 break;
252 case WSAHOST_NOT_FOUND:
253 msg = "Host not found";
254 break;
255 case WSATRY_AGAIN:
256 msg = "Nonauthoritative host not found";
257 break;
258 case WSANO_RECOVERY:
259 msg = "Nonrecoverable error";
260 break;
261 case WSANO_DATA:
262 msg = "Valid name, no data record of requested type";
263 break;
264 /* WSA_QOS_* omitted */
265 # endif
266 # endif
267
268 # if GNULIB_defined_ENOMSG
269 case ENOMSG:
270 msg = "No message of desired type";
271 break;
272 # endif
273
274 # if GNULIB_defined_EIDRM
275 case EIDRM:
276 msg = "Identifier removed";
277 break;
278 # endif
279
280 # if GNULIB_defined_ENOLINK
281 case ENOLINK:
282 msg = "Link has been severed";
283 break;
284 # endif
285
286 # if GNULIB_defined_EPROTO
287 case EPROTO:
288 msg = "Protocol error";
289 break;
290 # endif
291
292 # if GNULIB_defined_EMULTIHOP
293 case EMULTIHOP:
294 msg = "Multihop attempted";
295 break;
296 # endif
297
298 # if GNULIB_defined_EBADMSG
299 case EBADMSG:
300 msg = "Bad message";
301 break;
302 # endif
303
304 # if GNULIB_defined_EOVERFLOW
305 case EOVERFLOW:
306 msg = "Value too large for defined data type";
307 break;
308 # endif
309
310 # if GNULIB_defined_ENOTSUP
311 case ENOTSUP:
312 msg = "Not supported";
313 break;
314 # endif
315
316 # if GNULIB_defined_
317 case ECANCELED:
318 msg = "Operation canceled";
319 break;
320 # endif
321 }
322
323 if (msg)
324 return (char *) msg;
325
326 {
327 char *result = strerror (n);
328
329 if (result == NULL || result[0] == '\0')
330 {
331 static char const fmt[] = "Unknown error (%d)";
332 static char msg_buf[sizeof fmt + INT_STRLEN_BOUND (n)];
333 sprintf (msg_buf, fmt, n);
334 return msg_buf;
335 }
336
337 return result;
338 }
339 }
340
341 #endif