xref: /third_party/python/Modules/errnomodule.c (revision 7db96d56) 
1
2/* Errno module */
3
4#include "Python.h"
5
6/* Windows socket errors (WSA*)  */
7#ifdef MS_WINDOWS
8#define WIN32_LEAN_AND_MEAN
9#include <windows.h>
10/* The following constants were added to errno.h in VS2010 but have
11   preferred WSA equivalents. */
12#undef EADDRINUSE
13#undef EADDRNOTAVAIL
14#undef EAFNOSUPPORT
15#undef EALREADY
16#undef ECONNABORTED
17#undef ECONNREFUSED
18#undef ECONNRESET
19#undef EDESTADDRREQ
20#undef EHOSTUNREACH
21#undef EINPROGRESS
22#undef EISCONN
23#undef ELOOP
24#undef EMSGSIZE
25#undef ENETDOWN
26#undef ENETRESET
27#undef ENETUNREACH
28#undef ENOBUFS
29#undef ENOPROTOOPT
30#undef ENOTCONN
31#undef ENOTSOCK
32#undef EOPNOTSUPP
33#undef EPROTONOSUPPORT
34#undef EPROTOTYPE
35#undef ETIMEDOUT
36#undef EWOULDBLOCK
37#endif
38
39/*
40 * Pull in the system error definitions
41 */
42
43static PyMethodDef errno_methods[] = {
44    {NULL,              NULL}
45};
46
47/* Helper function doing the dictionary inserting */
48
49static int
50_add_errcode(PyObject *module_dict, PyObject *error_dict, const char *name_str, int code_int)
51{
52    PyObject *name = PyUnicode_FromString(name_str);
53    if (!name) {
54        return -1;
55    }
56
57    PyObject *code = PyLong_FromLong(code_int);
58    if (!code) {
59        Py_DECREF(name);
60        return -1;
61    }
62
63    int ret = -1;
64    /* insert in modules dict */
65    if (PyDict_SetItem(module_dict, name, code) < 0) {
66        goto end;
67    }
68    /* insert in errorcode dict */
69    if (PyDict_SetItem(error_dict, code, name) < 0) {
70        goto end;
71    }
72    ret = 0;
73end:
74    Py_DECREF(name);
75    Py_DECREF(code);
76    return ret;
77}
78
79static int
80errno_exec(PyObject *module)
81{
82    PyObject *module_dict = PyModule_GetDict(module);
83    PyObject *error_dict = PyDict_New();
84    if (!module_dict || !error_dict) {
85        return -1;
86    }
87    if (PyDict_SetItemString(module_dict, "errorcode", error_dict) < 0) {
88        Py_DECREF(error_dict);
89        return -1;
90    }
91
92/* Macro so I don't have to edit each and every line below... */
93#define add_errcode(name, code, comment)                               \
94    do {                                                               \
95        if (_add_errcode(module_dict, error_dict, name, code) < 0) {   \
96            Py_DECREF(error_dict);                                     \
97            return -1;                                                 \
98        }                                                              \
99    } while (0);
100
101    /*
102     * The names and comments are borrowed from linux/include/errno.h,
103     * which should be pretty all-inclusive.  However, the Solaris specific
104     * names and comments are borrowed from sys/errno.h in Solaris.
105     * MacOSX specific names and comments are borrowed from sys/errno.h in
106     * MacOSX.
107     */
108
109#ifdef ENODEV
110    add_errcode("ENODEV", ENODEV, "No such device");
111#endif
112#ifdef ENOCSI
113    add_errcode("ENOCSI", ENOCSI, "No CSI structure available");
114#endif
115#ifdef EHOSTUNREACH
116    add_errcode("EHOSTUNREACH", EHOSTUNREACH, "No route to host");
117#else
118#ifdef WSAEHOSTUNREACH
119    add_errcode("EHOSTUNREACH", WSAEHOSTUNREACH, "No route to host");
120#endif
121#endif
122#ifdef ENOMSG
123    add_errcode("ENOMSG", ENOMSG, "No message of desired type");
124#endif
125#ifdef EUCLEAN
126    add_errcode("EUCLEAN", EUCLEAN, "Structure needs cleaning");
127#endif
128#ifdef EL2NSYNC
129    add_errcode("EL2NSYNC", EL2NSYNC, "Level 2 not synchronized");
130#endif
131#ifdef EL2HLT
132    add_errcode("EL2HLT", EL2HLT, "Level 2 halted");
133#endif
134#ifdef ENODATA
135    add_errcode("ENODATA", ENODATA, "No data available");
136#endif
137#ifdef ENOTBLK
138    add_errcode("ENOTBLK", ENOTBLK, "Block device required");
139#endif
140#ifdef ENOSYS
141    add_errcode("ENOSYS", ENOSYS, "Function not implemented");
142#endif
143#ifdef EPIPE
144    add_errcode("EPIPE", EPIPE, "Broken pipe");
145#endif
146#ifdef EINVAL
147    add_errcode("EINVAL", EINVAL, "Invalid argument");
148#else
149#ifdef WSAEINVAL
150    add_errcode("EINVAL", WSAEINVAL, "Invalid argument");
151#endif
152#endif
153#ifdef EOVERFLOW
154    add_errcode("EOVERFLOW", EOVERFLOW, "Value too large for defined data type");
155#endif
156#ifdef EADV
157    add_errcode("EADV", EADV, "Advertise error");
158#endif
159#ifdef EINTR
160    add_errcode("EINTR", EINTR, "Interrupted system call");
161#else
162#ifdef WSAEINTR
163    add_errcode("EINTR", WSAEINTR, "Interrupted system call");
164#endif
165#endif
166#ifdef EUSERS
167    add_errcode("EUSERS", EUSERS, "Too many users");
168#else
169#ifdef WSAEUSERS
170    add_errcode("EUSERS", WSAEUSERS, "Too many users");
171#endif
172#endif
173#ifdef ENOTEMPTY
174    add_errcode("ENOTEMPTY", ENOTEMPTY, "Directory not empty");
175#else
176#ifdef WSAENOTEMPTY
177    add_errcode("ENOTEMPTY", WSAENOTEMPTY, "Directory not empty");
178#endif
179#endif
180#ifdef ENOBUFS
181    add_errcode("ENOBUFS", ENOBUFS, "No buffer space available");
182#else
183#ifdef WSAENOBUFS
184    add_errcode("ENOBUFS", WSAENOBUFS, "No buffer space available");
185#endif
186#endif
187#ifdef EPROTO
188    add_errcode("EPROTO", EPROTO, "Protocol error");
189#endif
190#ifdef EREMOTE
191    add_errcode("EREMOTE", EREMOTE, "Object is remote");
192#else
193#ifdef WSAEREMOTE
194    add_errcode("EREMOTE", WSAEREMOTE, "Object is remote");
195#endif
196#endif
197#ifdef ENAVAIL
198    add_errcode("ENAVAIL", ENAVAIL, "No XENIX semaphores available");
199#endif
200#ifdef ECHILD
201    add_errcode("ECHILD", ECHILD, "No child processes");
202#endif
203#ifdef ELOOP
204    add_errcode("ELOOP", ELOOP, "Too many symbolic links encountered");
205#else
206#ifdef WSAELOOP
207    add_errcode("ELOOP", WSAELOOP, "Too many symbolic links encountered");
208#endif
209#endif
210#ifdef EXDEV
211    add_errcode("EXDEV", EXDEV, "Cross-device link");
212#endif
213#ifdef E2BIG
214    add_errcode("E2BIG", E2BIG, "Arg list too long");
215#endif
216#ifdef ESRCH
217    add_errcode("ESRCH", ESRCH, "No such process");
218#endif
219#ifdef EMSGSIZE
220    add_errcode("EMSGSIZE", EMSGSIZE, "Message too long");
221#else
222#ifdef WSAEMSGSIZE
223    add_errcode("EMSGSIZE", WSAEMSGSIZE, "Message too long");
224#endif
225#endif
226#ifdef EAFNOSUPPORT
227    add_errcode("EAFNOSUPPORT", EAFNOSUPPORT, "Address family not supported by protocol");
228#else
229#ifdef WSAEAFNOSUPPORT
230    add_errcode("EAFNOSUPPORT", WSAEAFNOSUPPORT, "Address family not supported by protocol");
231#endif
232#endif
233#ifdef EBADR
234    add_errcode("EBADR", EBADR, "Invalid request descriptor");
235#endif
236#ifdef EHOSTDOWN
237    add_errcode("EHOSTDOWN", EHOSTDOWN, "Host is down");
238#else
239#ifdef WSAEHOSTDOWN
240    add_errcode("EHOSTDOWN", WSAEHOSTDOWN, "Host is down");
241#endif
242#endif
243#ifdef EPFNOSUPPORT
244    add_errcode("EPFNOSUPPORT", EPFNOSUPPORT, "Protocol family not supported");
245#else
246#ifdef WSAEPFNOSUPPORT
247    add_errcode("EPFNOSUPPORT", WSAEPFNOSUPPORT, "Protocol family not supported");
248#endif
249#endif
250#ifdef ENOPROTOOPT
251    add_errcode("ENOPROTOOPT", ENOPROTOOPT, "Protocol not available");
252#else
253#ifdef WSAENOPROTOOPT
254    add_errcode("ENOPROTOOPT", WSAENOPROTOOPT, "Protocol not available");
255#endif
256#endif
257#ifdef EBUSY
258    add_errcode("EBUSY", EBUSY, "Device or resource busy");
259#endif
260#ifdef EWOULDBLOCK
261    add_errcode("EWOULDBLOCK", EWOULDBLOCK, "Operation would block");
262#else
263#ifdef WSAEWOULDBLOCK
264    add_errcode("EWOULDBLOCK", WSAEWOULDBLOCK, "Operation would block");
265#endif
266#endif
267#ifdef EBADFD
268    add_errcode("EBADFD", EBADFD, "File descriptor in bad state");
269#endif
270#ifdef EDOTDOT
271    add_errcode("EDOTDOT", EDOTDOT, "RFS specific error");
272#endif
273#ifdef EISCONN
274    add_errcode("EISCONN", EISCONN, "Transport endpoint is already connected");
275#else
276#ifdef WSAEISCONN
277    add_errcode("EISCONN", WSAEISCONN, "Transport endpoint is already connected");
278#endif
279#endif
280#ifdef ENOANO
281    add_errcode("ENOANO", ENOANO, "No anode");
282#endif
283#if defined(__wasi__) && !defined(ESHUTDOWN)
284    // WASI SDK 16 does not have ESHUTDOWN, shutdown results in EPIPE.
285    #define ESHUTDOWN EPIPE
286#endif
287#ifdef ESHUTDOWN
288    add_errcode("ESHUTDOWN", ESHUTDOWN, "Cannot send after transport endpoint shutdown");
289#else
290#ifdef WSAESHUTDOWN
291    add_errcode("ESHUTDOWN", WSAESHUTDOWN, "Cannot send after transport endpoint shutdown");
292#endif
293#endif
294#ifdef ECHRNG
295    add_errcode("ECHRNG", ECHRNG, "Channel number out of range");
296#endif
297#ifdef ELIBBAD
298    add_errcode("ELIBBAD", ELIBBAD, "Accessing a corrupted shared library");
299#endif
300#ifdef ENONET
301    add_errcode("ENONET", ENONET, "Machine is not on the network");
302#endif
303#ifdef EBADE
304    add_errcode("EBADE", EBADE, "Invalid exchange");
305#endif
306#ifdef EBADF
307    add_errcode("EBADF", EBADF, "Bad file number");
308#else
309#ifdef WSAEBADF
310    add_errcode("EBADF", WSAEBADF, "Bad file number");
311#endif
312#endif
313#ifdef EMULTIHOP
314    add_errcode("EMULTIHOP", EMULTIHOP, "Multihop attempted");
315#endif
316#ifdef EIO
317    add_errcode("EIO", EIO, "I/O error");
318#endif
319#ifdef EUNATCH
320    add_errcode("EUNATCH", EUNATCH, "Protocol driver not attached");
321#endif
322#ifdef EPROTOTYPE
323    add_errcode("EPROTOTYPE", EPROTOTYPE, "Protocol wrong type for socket");
324#else
325#ifdef WSAEPROTOTYPE
326    add_errcode("EPROTOTYPE", WSAEPROTOTYPE, "Protocol wrong type for socket");
327#endif
328#endif
329#ifdef ENOSPC
330    add_errcode("ENOSPC", ENOSPC, "No space left on device");
331#endif
332#ifdef ENOEXEC
333    add_errcode("ENOEXEC", ENOEXEC, "Exec format error");
334#endif
335#ifdef EALREADY
336    add_errcode("EALREADY", EALREADY, "Operation already in progress");
337#else
338#ifdef WSAEALREADY
339    add_errcode("EALREADY", WSAEALREADY, "Operation already in progress");
340#endif
341#endif
342#ifdef ENETDOWN
343    add_errcode("ENETDOWN", ENETDOWN, "Network is down");
344#else
345#ifdef WSAENETDOWN
346    add_errcode("ENETDOWN", WSAENETDOWN, "Network is down");
347#endif
348#endif
349#ifdef ENOTNAM
350    add_errcode("ENOTNAM", ENOTNAM, "Not a XENIX named type file");
351#endif
352#ifdef EACCES
353    add_errcode("EACCES", EACCES, "Permission denied");
354#else
355#ifdef WSAEACCES
356    add_errcode("EACCES", WSAEACCES, "Permission denied");
357#endif
358#endif
359#ifdef ELNRNG
360    add_errcode("ELNRNG", ELNRNG, "Link number out of range");
361#endif
362#ifdef EILSEQ
363    add_errcode("EILSEQ", EILSEQ, "Illegal byte sequence");
364#endif
365#ifdef ENOTDIR
366    add_errcode("ENOTDIR", ENOTDIR, "Not a directory");
367#endif
368#ifdef ENOTUNIQ
369    add_errcode("ENOTUNIQ", ENOTUNIQ, "Name not unique on network");
370#endif
371#ifdef EPERM
372    add_errcode("EPERM", EPERM, "Operation not permitted");
373#endif
374#ifdef EDOM
375    add_errcode("EDOM", EDOM, "Math argument out of domain of func");
376#endif
377#ifdef EXFULL
378    add_errcode("EXFULL", EXFULL, "Exchange full");
379#endif
380#ifdef ECONNREFUSED
381    add_errcode("ECONNREFUSED", ECONNREFUSED, "Connection refused");
382#else
383#ifdef WSAECONNREFUSED
384    add_errcode("ECONNREFUSED", WSAECONNREFUSED, "Connection refused");
385#endif
386#endif
387#ifdef EISDIR
388    add_errcode("EISDIR", EISDIR, "Is a directory");
389#endif
390#ifdef EPROTONOSUPPORT
391    add_errcode("EPROTONOSUPPORT", EPROTONOSUPPORT, "Protocol not supported");
392#else
393#ifdef WSAEPROTONOSUPPORT
394    add_errcode("EPROTONOSUPPORT", WSAEPROTONOSUPPORT, "Protocol not supported");
395#endif
396#endif
397#ifdef EROFS
398    add_errcode("EROFS", EROFS, "Read-only file system");
399#endif
400#ifdef EADDRNOTAVAIL
401    add_errcode("EADDRNOTAVAIL", EADDRNOTAVAIL, "Cannot assign requested address");
402#else
403#ifdef WSAEADDRNOTAVAIL
404    add_errcode("EADDRNOTAVAIL", WSAEADDRNOTAVAIL, "Cannot assign requested address");
405#endif
406#endif
407#ifdef EIDRM
408    add_errcode("EIDRM", EIDRM, "Identifier removed");
409#endif
410#ifdef ECOMM
411    add_errcode("ECOMM", ECOMM, "Communication error on send");
412#endif
413#ifdef ESRMNT
414    add_errcode("ESRMNT", ESRMNT, "Srmount error");
415#endif
416#ifdef EREMOTEIO
417    add_errcode("EREMOTEIO", EREMOTEIO, "Remote I/O error");
418#endif
419#ifdef EL3RST
420    add_errcode("EL3RST", EL3RST, "Level 3 reset");
421#endif
422#ifdef EBADMSG
423    add_errcode("EBADMSG", EBADMSG, "Not a data message");
424#endif
425#ifdef ENFILE
426    add_errcode("ENFILE", ENFILE, "File table overflow");
427#endif
428#ifdef ELIBMAX
429    add_errcode("ELIBMAX", ELIBMAX, "Attempting to link in too many shared libraries");
430#endif
431#ifdef ESPIPE
432    add_errcode("ESPIPE", ESPIPE, "Illegal seek");
433#endif
434#ifdef ENOLINK
435    add_errcode("ENOLINK", ENOLINK, "Link has been severed");
436#endif
437#ifdef ENETRESET
438    add_errcode("ENETRESET", ENETRESET, "Network dropped connection because of reset");
439#else
440#ifdef WSAENETRESET
441    add_errcode("ENETRESET", WSAENETRESET, "Network dropped connection because of reset");
442#endif
443#endif
444#ifdef ETIMEDOUT
445    add_errcode("ETIMEDOUT", ETIMEDOUT, "Connection timed out");
446#else
447#ifdef WSAETIMEDOUT
448    add_errcode("ETIMEDOUT", WSAETIMEDOUT, "Connection timed out");
449#endif
450#endif
451#ifdef ENOENT
452    add_errcode("ENOENT", ENOENT, "No such file or directory");
453#endif
454#ifdef EEXIST
455    add_errcode("EEXIST", EEXIST, "File exists");
456#endif
457#ifdef EDQUOT
458    add_errcode("EDQUOT", EDQUOT, "Quota exceeded");
459#else
460#ifdef WSAEDQUOT
461    add_errcode("EDQUOT", WSAEDQUOT, "Quota exceeded");
462#endif
463#endif
464#ifdef ENOSTR
465    add_errcode("ENOSTR", ENOSTR, "Device not a stream");
466#endif
467#ifdef EBADSLT
468    add_errcode("EBADSLT", EBADSLT, "Invalid slot");
469#endif
470#ifdef EBADRQC
471    add_errcode("EBADRQC", EBADRQC, "Invalid request code");
472#endif
473#ifdef ELIBACC
474    add_errcode("ELIBACC", ELIBACC, "Can not access a needed shared library");
475#endif
476#ifdef EFAULT
477    add_errcode("EFAULT", EFAULT, "Bad address");
478#else
479#ifdef WSAEFAULT
480    add_errcode("EFAULT", WSAEFAULT, "Bad address");
481#endif
482#endif
483#ifdef EFBIG
484    add_errcode("EFBIG", EFBIG, "File too large");
485#endif
486#ifdef EDEADLK
487    add_errcode("EDEADLK", EDEADLK, "Resource deadlock would occur");
488#endif
489#ifdef ENOTCONN
490    add_errcode("ENOTCONN", ENOTCONN, "Transport endpoint is not connected");
491#else
492#ifdef WSAENOTCONN
493    add_errcode("ENOTCONN", WSAENOTCONN, "Transport endpoint is not connected");
494#endif
495#endif
496#ifdef EDESTADDRREQ
497    add_errcode("EDESTADDRREQ", EDESTADDRREQ, "Destination address required");
498#else
499#ifdef WSAEDESTADDRREQ
500    add_errcode("EDESTADDRREQ", WSAEDESTADDRREQ, "Destination address required");
501#endif
502#endif
503#ifdef ELIBSCN
504    add_errcode("ELIBSCN", ELIBSCN, ".lib section in a.out corrupted");
505#endif
506#ifdef ENOLCK
507    add_errcode("ENOLCK", ENOLCK, "No record locks available");
508#endif
509#ifdef EISNAM
510    add_errcode("EISNAM", EISNAM, "Is a named type file");
511#endif
512#ifdef ECONNABORTED
513    add_errcode("ECONNABORTED", ECONNABORTED, "Software caused connection abort");
514#else
515#ifdef WSAECONNABORTED
516    add_errcode("ECONNABORTED", WSAECONNABORTED, "Software caused connection abort");
517#endif
518#endif
519#ifdef ENETUNREACH
520    add_errcode("ENETUNREACH", ENETUNREACH, "Network is unreachable");
521#else
522#ifdef WSAENETUNREACH
523    add_errcode("ENETUNREACH", WSAENETUNREACH, "Network is unreachable");
524#endif
525#endif
526#ifdef ESTALE
527    add_errcode("ESTALE", ESTALE, "Stale NFS file handle");
528#else
529#ifdef WSAESTALE
530    add_errcode("ESTALE", WSAESTALE, "Stale NFS file handle");
531#endif
532#endif
533#ifdef ENOSR
534    add_errcode("ENOSR", ENOSR, "Out of streams resources");
535#endif
536#ifdef ENOMEM
537    add_errcode("ENOMEM", ENOMEM, "Out of memory");
538#endif
539#ifdef ENOTSOCK
540    add_errcode("ENOTSOCK", ENOTSOCK, "Socket operation on non-socket");
541#else
542#ifdef WSAENOTSOCK
543    add_errcode("ENOTSOCK", WSAENOTSOCK, "Socket operation on non-socket");
544#endif
545#endif
546#ifdef ESTRPIPE
547    add_errcode("ESTRPIPE", ESTRPIPE, "Streams pipe error");
548#endif
549#ifdef EMLINK
550    add_errcode("EMLINK", EMLINK, "Too many links");
551#endif
552#ifdef ERANGE
553    add_errcode("ERANGE", ERANGE, "Math result not representable");
554#endif
555#ifdef ELIBEXEC
556    add_errcode("ELIBEXEC", ELIBEXEC, "Cannot exec a shared library directly");
557#endif
558#ifdef EL3HLT
559    add_errcode("EL3HLT", EL3HLT, "Level 3 halted");
560#endif
561#ifdef ECONNRESET
562    add_errcode("ECONNRESET", ECONNRESET, "Connection reset by peer");
563#else
564#ifdef WSAECONNRESET
565    add_errcode("ECONNRESET", WSAECONNRESET, "Connection reset by peer");
566#endif
567#endif
568#ifdef EADDRINUSE
569    add_errcode("EADDRINUSE", EADDRINUSE, "Address already in use");
570#else
571#ifdef WSAEADDRINUSE
572    add_errcode("EADDRINUSE", WSAEADDRINUSE, "Address already in use");
573#endif
574#endif
575#ifdef EOPNOTSUPP
576    add_errcode("EOPNOTSUPP", EOPNOTSUPP, "Operation not supported on transport endpoint");
577#else
578#ifdef WSAEOPNOTSUPP
579    add_errcode("EOPNOTSUPP", WSAEOPNOTSUPP, "Operation not supported on transport endpoint");
580#endif
581#endif
582#ifdef EREMCHG
583    add_errcode("EREMCHG", EREMCHG, "Remote address changed");
584#endif
585#ifdef EAGAIN
586    add_errcode("EAGAIN", EAGAIN, "Try again");
587#endif
588#ifdef ENAMETOOLONG
589    add_errcode("ENAMETOOLONG", ENAMETOOLONG, "File name too long");
590#else
591#ifdef WSAENAMETOOLONG
592    add_errcode("ENAMETOOLONG", WSAENAMETOOLONG, "File name too long");
593#endif
594#endif
595#ifdef ENOTTY
596    add_errcode("ENOTTY", ENOTTY, "Not a typewriter");
597#endif
598#ifdef ERESTART
599    add_errcode("ERESTART", ERESTART, "Interrupted system call should be restarted");
600#endif
601#ifdef ESOCKTNOSUPPORT
602    add_errcode("ESOCKTNOSUPPORT", ESOCKTNOSUPPORT, "Socket type not supported");
603#else
604#ifdef WSAESOCKTNOSUPPORT
605    add_errcode("ESOCKTNOSUPPORT", WSAESOCKTNOSUPPORT, "Socket type not supported");
606#endif
607#endif
608#ifdef ETIME
609    add_errcode("ETIME", ETIME, "Timer expired");
610#endif
611#ifdef EBFONT
612    add_errcode("EBFONT", EBFONT, "Bad font file format");
613#endif
614#ifdef EDEADLOCK
615    add_errcode("EDEADLOCK", EDEADLOCK, "Error EDEADLOCK");
616#endif
617#ifdef ETOOMANYREFS
618    add_errcode("ETOOMANYREFS", ETOOMANYREFS, "Too many references: cannot splice");
619#else
620#ifdef WSAETOOMANYREFS
621    add_errcode("ETOOMANYREFS", WSAETOOMANYREFS, "Too many references: cannot splice");
622#endif
623#endif
624#ifdef EMFILE
625    add_errcode("EMFILE", EMFILE, "Too many open files");
626#else
627#ifdef WSAEMFILE
628    add_errcode("EMFILE", WSAEMFILE, "Too many open files");
629#endif
630#endif
631#ifdef ETXTBSY
632    add_errcode("ETXTBSY", ETXTBSY, "Text file busy");
633#endif
634#ifdef EINPROGRESS
635    add_errcode("EINPROGRESS", EINPROGRESS, "Operation now in progress");
636#else
637#ifdef WSAEINPROGRESS
638    add_errcode("EINPROGRESS", WSAEINPROGRESS, "Operation now in progress");
639#endif
640#endif
641#ifdef ENXIO
642    add_errcode("ENXIO", ENXIO, "No such device or address");
643#endif
644#ifdef ENOPKG
645    add_errcode("ENOPKG", ENOPKG, "Package not installed");
646#endif
647#ifdef WSASY
648    add_errcode("WSASY", WSASY, "Error WSASY");
649#endif
650#ifdef WSAEHOSTDOWN
651    add_errcode("WSAEHOSTDOWN", WSAEHOSTDOWN, "Host is down");
652#endif
653#ifdef WSAENETDOWN
654    add_errcode("WSAENETDOWN", WSAENETDOWN, "Network is down");
655#endif
656#ifdef WSAENOTSOCK
657    add_errcode("WSAENOTSOCK", WSAENOTSOCK, "Socket operation on non-socket");
658#endif
659#ifdef WSAEHOSTUNREACH
660    add_errcode("WSAEHOSTUNREACH", WSAEHOSTUNREACH, "No route to host");
661#endif
662#ifdef WSAELOOP
663    add_errcode("WSAELOOP", WSAELOOP, "Too many symbolic links encountered");
664#endif
665#ifdef WSAEMFILE
666    add_errcode("WSAEMFILE", WSAEMFILE, "Too many open files");
667#endif
668#ifdef WSAESTALE
669    add_errcode("WSAESTALE", WSAESTALE, "Stale NFS file handle");
670#endif
671#ifdef WSAVERNOTSUPPORTED
672    add_errcode("WSAVERNOTSUPPORTED", WSAVERNOTSUPPORTED, "Error WSAVERNOTSUPPORTED");
673#endif
674#ifdef WSAENETUNREACH
675    add_errcode("WSAENETUNREACH", WSAENETUNREACH, "Network is unreachable");
676#endif
677#ifdef WSAEPROCLIM
678    add_errcode("WSAEPROCLIM", WSAEPROCLIM, "Error WSAEPROCLIM");
679#endif
680#ifdef WSAEFAULT
681    add_errcode("WSAEFAULT", WSAEFAULT, "Bad address");
682#endif
683#ifdef WSANOTINITIALISED
684    add_errcode("WSANOTINITIALISED", WSANOTINITIALISED, "Error WSANOTINITIALISED");
685#endif
686#ifdef WSAEUSERS
687    add_errcode("WSAEUSERS", WSAEUSERS, "Too many users");
688#endif
689#ifdef WSAMAKEASYNCREPL
690    add_errcode("WSAMAKEASYNCREPL", WSAMAKEASYNCREPL, "Error WSAMAKEASYNCREPL");
691#endif
692#ifdef WSAENOPROTOOPT
693    add_errcode("WSAENOPROTOOPT", WSAENOPROTOOPT, "Protocol not available");
694#endif
695#ifdef WSAECONNABORTED
696    add_errcode("WSAECONNABORTED", WSAECONNABORTED, "Software caused connection abort");
697#endif
698#ifdef WSAENAMETOOLONG
699    add_errcode("WSAENAMETOOLONG", WSAENAMETOOLONG, "File name too long");
700#endif
701#ifdef WSAENOTEMPTY
702    add_errcode("WSAENOTEMPTY", WSAENOTEMPTY, "Directory not empty");
703#endif
704#ifdef WSAESHUTDOWN
705    add_errcode("WSAESHUTDOWN", WSAESHUTDOWN, "Cannot send after transport endpoint shutdown");
706#endif
707#ifdef WSAEAFNOSUPPORT
708    add_errcode("WSAEAFNOSUPPORT", WSAEAFNOSUPPORT, "Address family not supported by protocol");
709#endif
710#ifdef WSAETOOMANYREFS
711    add_errcode("WSAETOOMANYREFS", WSAETOOMANYREFS, "Too many references: cannot splice");
712#endif
713#ifdef WSAEACCES
714    add_errcode("WSAEACCES", WSAEACCES, "Permission denied");
715#endif
716#ifdef WSATR
717    add_errcode("WSATR", WSATR, "Error WSATR");
718#endif
719#ifdef WSABASEERR
720    add_errcode("WSABASEERR", WSABASEERR, "Error WSABASEERR");
721#endif
722#ifdef WSADESCRIPTIO
723    add_errcode("WSADESCRIPTIO", WSADESCRIPTIO, "Error WSADESCRIPTIO");
724#endif
725#ifdef WSAEMSGSIZE
726    add_errcode("WSAEMSGSIZE", WSAEMSGSIZE, "Message too long");
727#endif
728#ifdef WSAEBADF
729    add_errcode("WSAEBADF", WSAEBADF, "Bad file number");
730#endif
731#ifdef WSAECONNRESET
732    add_errcode("WSAECONNRESET", WSAECONNRESET, "Connection reset by peer");
733#endif
734#ifdef WSAGETSELECTERRO
735    add_errcode("WSAGETSELECTERRO", WSAGETSELECTERRO, "Error WSAGETSELECTERRO");
736#endif
737#ifdef WSAETIMEDOUT
738    add_errcode("WSAETIMEDOUT", WSAETIMEDOUT, "Connection timed out");
739#endif
740#ifdef WSAENOBUFS
741    add_errcode("WSAENOBUFS", WSAENOBUFS, "No buffer space available");
742#endif
743#ifdef WSAEDISCON
744    add_errcode("WSAEDISCON", WSAEDISCON, "Error WSAEDISCON");
745#endif
746#ifdef WSAEINTR
747    add_errcode("WSAEINTR", WSAEINTR, "Interrupted system call");
748#endif
749#ifdef WSAEPROTOTYPE
750    add_errcode("WSAEPROTOTYPE", WSAEPROTOTYPE, "Protocol wrong type for socket");
751#endif
752#ifdef WSAHOS
753    add_errcode("WSAHOS", WSAHOS, "Error WSAHOS");
754#endif
755#ifdef WSAEADDRINUSE
756    add_errcode("WSAEADDRINUSE", WSAEADDRINUSE, "Address already in use");
757#endif
758#ifdef WSAEADDRNOTAVAIL
759    add_errcode("WSAEADDRNOTAVAIL", WSAEADDRNOTAVAIL, "Cannot assign requested address");
760#endif
761#ifdef WSAEALREADY
762    add_errcode("WSAEALREADY", WSAEALREADY, "Operation already in progress");
763#endif
764#ifdef WSAEPROTONOSUPPORT
765    add_errcode("WSAEPROTONOSUPPORT", WSAEPROTONOSUPPORT, "Protocol not supported");
766#endif
767#ifdef WSASYSNOTREADY
768    add_errcode("WSASYSNOTREADY", WSASYSNOTREADY, "Error WSASYSNOTREADY");
769#endif
770#ifdef WSAEWOULDBLOCK
771    add_errcode("WSAEWOULDBLOCK", WSAEWOULDBLOCK, "Operation would block");
772#endif
773#ifdef WSAEPFNOSUPPORT
774    add_errcode("WSAEPFNOSUPPORT", WSAEPFNOSUPPORT, "Protocol family not supported");
775#endif
776#ifdef WSAEOPNOTSUPP
777    add_errcode("WSAEOPNOTSUPP", WSAEOPNOTSUPP, "Operation not supported on transport endpoint");
778#endif
779#ifdef WSAEISCONN
780    add_errcode("WSAEISCONN", WSAEISCONN, "Transport endpoint is already connected");
781#endif
782#ifdef WSAEDQUOT
783    add_errcode("WSAEDQUOT", WSAEDQUOT, "Quota exceeded");
784#endif
785#ifdef WSAENOTCONN
786    add_errcode("WSAENOTCONN", WSAENOTCONN, "Transport endpoint is not connected");
787#endif
788#ifdef WSAEREMOTE
789    add_errcode("WSAEREMOTE", WSAEREMOTE, "Object is remote");
790#endif
791#ifdef WSAEINVAL
792    add_errcode("WSAEINVAL", WSAEINVAL, "Invalid argument");
793#endif
794#ifdef WSAEINPROGRESS
795    add_errcode("WSAEINPROGRESS", WSAEINPROGRESS, "Operation now in progress");
796#endif
797#ifdef WSAGETSELECTEVEN
798    add_errcode("WSAGETSELECTEVEN", WSAGETSELECTEVEN, "Error WSAGETSELECTEVEN");
799#endif
800#ifdef WSAESOCKTNOSUPPORT
801    add_errcode("WSAESOCKTNOSUPPORT", WSAESOCKTNOSUPPORT, "Socket type not supported");
802#endif
803#ifdef WSAGETASYNCERRO
804    add_errcode("WSAGETASYNCERRO", WSAGETASYNCERRO, "Error WSAGETASYNCERRO");
805#endif
806#ifdef WSAMAKESELECTREPL
807    add_errcode("WSAMAKESELECTREPL", WSAMAKESELECTREPL, "Error WSAMAKESELECTREPL");
808#endif
809#ifdef WSAGETASYNCBUFLE
810    add_errcode("WSAGETASYNCBUFLE", WSAGETASYNCBUFLE, "Error WSAGETASYNCBUFLE");
811#endif
812#ifdef WSAEDESTADDRREQ
813    add_errcode("WSAEDESTADDRREQ", WSAEDESTADDRREQ, "Destination address required");
814#endif
815#ifdef WSAECONNREFUSED
816    add_errcode("WSAECONNREFUSED", WSAECONNREFUSED, "Connection refused");
817#endif
818#ifdef WSAENETRESET
819    add_errcode("WSAENETRESET", WSAENETRESET, "Network dropped connection because of reset");
820#endif
821#ifdef WSAN
822    add_errcode("WSAN", WSAN, "Error WSAN");
823#endif
824#ifdef ENOMEDIUM
825    add_errcode("ENOMEDIUM", ENOMEDIUM, "No medium found");
826#endif
827#ifdef EMEDIUMTYPE
828    add_errcode("EMEDIUMTYPE", EMEDIUMTYPE, "Wrong medium type");
829#endif
830#ifdef ECANCELED
831    add_errcode("ECANCELED", ECANCELED, "Operation Canceled");
832#endif
833#ifdef ENOKEY
834    add_errcode("ENOKEY", ENOKEY, "Required key not available");
835#endif
836#ifdef EKEYEXPIRED
837    add_errcode("EKEYEXPIRED", EKEYEXPIRED, "Key has expired");
838#endif
839#ifdef EKEYREVOKED
840    add_errcode("EKEYREVOKED", EKEYREVOKED, "Key has been revoked");
841#endif
842#ifdef EKEYREJECTED
843    add_errcode("EKEYREJECTED", EKEYREJECTED, "Key was rejected by service");
844#endif
845#ifdef EOWNERDEAD
846    add_errcode("EOWNERDEAD", EOWNERDEAD, "Owner died");
847#endif
848#ifdef ENOTRECOVERABLE
849    add_errcode("ENOTRECOVERABLE", ENOTRECOVERABLE, "State not recoverable");
850#endif
851#ifdef ERFKILL
852    add_errcode("ERFKILL", ERFKILL, "Operation not possible due to RF-kill");
853#endif
854
855    /* Solaris-specific errnos */
856#ifdef ECANCELED
857    add_errcode("ECANCELED", ECANCELED, "Operation canceled");
858#endif
859#ifdef ENOTSUP
860    add_errcode("ENOTSUP", ENOTSUP, "Operation not supported");
861#endif
862#ifdef EOWNERDEAD
863    add_errcode("EOWNERDEAD", EOWNERDEAD, "Process died with the lock");
864#endif
865#ifdef ENOTRECOVERABLE
866    add_errcode("ENOTRECOVERABLE", ENOTRECOVERABLE, "Lock is not recoverable");
867#endif
868#ifdef ELOCKUNMAPPED
869    add_errcode("ELOCKUNMAPPED", ELOCKUNMAPPED, "Locked lock was unmapped");
870#endif
871#ifdef ENOTACTIVE
872    add_errcode("ENOTACTIVE", ENOTACTIVE, "Facility is not active");
873#endif
874
875    /* MacOSX specific errnos */
876#ifdef EAUTH
877    add_errcode("EAUTH", EAUTH, "Authentication error");
878#endif
879#ifdef EBADARCH
880    add_errcode("EBADARCH", EBADARCH, "Bad CPU type in executable");
881#endif
882#ifdef EBADEXEC
883    add_errcode("EBADEXEC", EBADEXEC, "Bad executable (or shared library)");
884#endif
885#ifdef EBADMACHO
886    add_errcode("EBADMACHO", EBADMACHO, "Malformed Mach-o file");
887#endif
888#ifdef EBADRPC
889    add_errcode("EBADRPC", EBADRPC, "RPC struct is bad");
890#endif
891#ifdef EDEVERR
892    add_errcode("EDEVERR", EDEVERR, "Device error");
893#endif
894#ifdef EFTYPE
895    add_errcode("EFTYPE", EFTYPE, "Inappropriate file type or format");
896#endif
897#ifdef ENEEDAUTH
898    add_errcode("ENEEDAUTH", ENEEDAUTH, "Need authenticator");
899#endif
900#ifdef ENOATTR
901    add_errcode("ENOATTR", ENOATTR, "Attribute not found");
902#endif
903#ifdef ENOPOLICY
904    add_errcode("ENOPOLICY", ENOPOLICY, "Policy not found");
905#endif
906#ifdef EPROCLIM
907    add_errcode("EPROCLIM", EPROCLIM, "Too many processes");
908#endif
909#ifdef EPROCUNAVAIL
910    add_errcode("EPROCUNAVAIL", EPROCUNAVAIL, "Bad procedure for program");
911#endif
912#ifdef EPROGMISMATCH
913    add_errcode("EPROGMISMATCH", EPROGMISMATCH, "Program version wrong");
914#endif
915#ifdef EPROGUNAVAIL
916    add_errcode("EPROGUNAVAIL", EPROGUNAVAIL, "RPC prog. not avail");
917#endif
918#ifdef EPWROFF
919    add_errcode("EPWROFF", EPWROFF, "Device power is off");
920#endif
921#ifdef ERPCMISMATCH
922    add_errcode("ERPCMISMATCH", ERPCMISMATCH, "RPC version wrong");
923#endif
924#ifdef ESHLIBVERS
925    add_errcode("ESHLIBVERS", ESHLIBVERS, "Shared library version mismatch");
926#endif
927#ifdef EQFULL
928    add_errcode("EQFULL", EQFULL, "Interface output queue is full");
929#endif
930#ifdef ENOTCAPABLE
931    // WASI extension
932    add_errcode("ENOTCAPABLE", ENOTCAPABLE, "Capabilities insufficient");
933#endif
934
935    Py_DECREF(error_dict);
936    return 0;
937}
938
939static PyModuleDef_Slot errno_slots[] = {
940    {Py_mod_exec, errno_exec},
941    {0, NULL}
942};
943
944PyDoc_STRVAR(errno__doc__,
945"This module makes available standard errno system symbols.\n\
946\n\
947The value of each symbol is the corresponding integer value,\n\
948e.g., on most systems, errno.ENOENT equals the integer 2.\n\
949\n\
950The dictionary errno.errorcode maps numeric codes to symbol names,\n\
951e.g., errno.errorcode[2] could be the string 'ENOENT'.\n\
952\n\
953Symbols that are not relevant to the underlying system are not defined.\n\
954\n\
955To map error codes to error messages, use the function os.strerror(),\n\
956e.g. os.strerror(2) could return 'No such file or directory'.");
957
958static struct PyModuleDef errnomodule = {
959    PyModuleDef_HEAD_INIT,
960    .m_name = "errno",
961    .m_doc = errno__doc__,
962    .m_size = 0,
963    .m_methods = errno_methods,
964    .m_slots = errno_slots,
965};
966
967PyMODINIT_FUNC
968PyInit_errno(void)
969{
970    return PyModuleDef_Init(&errnomodule);
971}
972