1	/* Licensed to the Apache Software Foundation (ASF) under one or more
2	* contributor license agreements. See the NOTICE file distributed with
3	* this work for additional information regarding copyright ownership.
4	* The ASF licenses this file to You under the Apache License, Version 2.0
5	* (the "License"); you may not use this file except in compliance with
6	* the License. You may obtain a copy of the License at
7	*
8	* http://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16
17	#ifndef APR_ERRNO_H
18	#define APR_ERRNO_H
19
20	/**
21	* @file apr_errno.h
22	* @brief APR Error Codes
23	*/
24
25	#include "apr.h"
26
27	#if APR_HAVE_ERRNO_H
28	#include <errno.h>
29	#endif
30
31	#ifdef __cplusplus
32	extern "C" {
33	#endif /* __cplusplus */
34
35	/**
36	* @defgroup apr_errno Error Codes
37	* @ingroup APR
38	* @{
39	*/
40
41	/**
42	* Type for specifying an error or status code.
43	*/
44	typedef int apr_status_t;
45
46	/**
47	* Return a human readable string describing the specified error.
48	* @param statcode The error code to get a string for.
49	* @param buf A buffer to hold the error string.
50	* @param bufsize Size of the buffer to hold the string.
51	*/
52	APR_DECLARE(char *) apr_strerror(apr_status_t statcode, char *buf,
53	apr_size_t bufsize);
54
55	#if defined(DOXYGEN)
56	/**
57	* @def APR_FROM_OS_ERROR(os_err_type syserr)
58	* Fold a platform specific error into an apr_status_t code.
59	* @return apr_status_t
60	* @param e The platform os error code.
61	* @warning macro implementation; the syserr argument may be evaluated
62	* multiple times.
63	*/
64	#define APR_FROM_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e + APR_OS_START_SYSERR)
65
66	/**
67	* @def APR_TO_OS_ERROR(apr_status_t statcode)
68	* @return os_err_type
69	* Fold an apr_status_t code back to the native platform defined error.
70	* @param e The apr_status_t folded platform os error code.
71	* @warning macro implementation; the statcode argument may be evaluated
72	* multiple times. If the statcode was not created by apr_get_os_error
73	* or APR_FROM_OS_ERROR, the results are undefined.
74	*/
75	#define APR_TO_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e - APR_OS_START_SYSERR)
76
77	/** @def apr_get_os_error()
78	* @return apr_status_t the last platform error, folded into apr_status_t, on most platforms
79	* @remark This retrieves errno, or calls a GetLastError() style function, and
80	* folds it with APR_FROM_OS_ERROR. Some platforms (such as OS2) have no
81	* such mechanism, so this call may be unsupported. Do NOT use this
82	* call for socket errors from socket, send, recv etc!
83	*/
84
85	/** @def apr_set_os_error(e)
86	* Reset the last platform error, unfolded from an apr_status_t, on some platforms
87	* @param e The OS error folded in a prior call to APR_FROM_OS_ERROR()
88	* @warning This is a macro implementation; the statcode argument may be evaluated
89	* multiple times. If the statcode was not created by apr_get_os_error
90	* or APR_FROM_OS_ERROR, the results are undefined. This macro sets
91	* errno, or calls a SetLastError() style function, unfolding statcode
92	* with APR_TO_OS_ERROR. Some platforms (such as OS2) have no such
93	* mechanism, so this call may be unsupported.
94	*/
95
96	/** @def apr_get_netos_error()
97	* Return the last socket error, folded into apr_status_t, on all platforms
98	* @remark This retrieves errno or calls a GetLastSocketError() style function,
99	* and folds it with APR_FROM_OS_ERROR.
100	*/
101
102	/** @def apr_set_netos_error(e)
103	* Reset the last socket error, unfolded from an apr_status_t
104	* @param e The socket error folded in a prior call to APR_FROM_OS_ERROR()
105	* @warning This is a macro implementation; the statcode argument may be evaluated
106	* multiple times. If the statcode was not created by apr_get_os_error
107	* or APR_FROM_OS_ERROR, the results are undefined. This macro sets
108	* errno, or calls a WSASetLastError() style function, unfolding
109	* socketcode with APR_TO_OS_ERROR.
110	*/
111
112	#endif /* defined(DOXYGEN) */
113
114	/**
115	* APR_OS_START_ERROR is where the APR specific error values start.
116	*/
117	#define APR_OS_START_ERROR 20000
118	/**
119	* APR_OS_ERRSPACE_SIZE is the maximum number of errors you can fit
120	* into one of the error/status ranges below -- except for
121	* APR_OS_START_USERERR, which see.
122	*/
123	#define APR_OS_ERRSPACE_SIZE 50000
124	/**
125	* APR_UTIL_ERRSPACE_SIZE is the size of the space that is reserved for
126	* use within apr-util. This space is reserved above that used by APR
127	* internally.
128	* @note This number MUST be smaller than APR_OS_ERRSPACE_SIZE by a
129	* large enough amount that APR has sufficient room for its
130	* codes.
131	*/
132	#define APR_UTIL_ERRSPACE_SIZE 20000
133	/**
134	* APR_OS_START_STATUS is where the APR specific status codes start.
135	*/
136	#define APR_OS_START_STATUS (APR_OS_START_ERROR + APR_OS_ERRSPACE_SIZE)
137	/**
138	* APR_UTIL_START_STATUS is where APR-Util starts defining its
139	* status codes.
140	*/
141	#define APR_UTIL_START_STATUS (APR_OS_START_STATUS + \
142	(APR_OS_ERRSPACE_SIZE - APR_UTIL_ERRSPACE_SIZE))
143	/**
144	* APR_OS_START_USERERR are reserved for applications that use APR that
145	* layer their own error codes along with APR's. Note that the
146	* error immediately following this one is set ten times farther
147	* away than usual, so that users of apr have a lot of room in
148	* which to declare custom error codes.
149	*
150	* In general applications should try and create unique error codes. To try
151	* and assist in finding suitable ranges of numbers to use, the following
152	* ranges are known to be used by the listed applications. If your
153	* application defines error codes please advise the range of numbers it
154	* uses to dev@apr.apache.org for inclusion in this list.
155	*
156	* Ranges shown are in relation to APR_OS_START_USERERR
157	*
158	* Subversion - Defined ranges, of less than 100, at intervals of 5000
159	* starting at an offset of 5000, e.g.
160	* +5000 to 5100, +10000 to 10100
161	*
162	* Apache HTTPD - +2000 to 2999
163	*/
164	#define APR_OS_START_USERERR (APR_OS_START_STATUS + APR_OS_ERRSPACE_SIZE)
165	/**
166	* APR_OS_START_USEERR is obsolete, defined for compatibility only.
167	* Use APR_OS_START_USERERR instead.
168	*/
169	#define APR_OS_START_USEERR APR_OS_START_USERERR
170	/**
171	* APR_OS_START_CANONERR is where APR versions of errno values are defined
172	* on systems which don't have the corresponding errno.
173	*/
174	#define APR_OS_START_CANONERR (APR_OS_START_USERERR \
175	+ (APR_OS_ERRSPACE_SIZE * 10))
176	/**
177	* APR_OS_START_EAIERR folds EAI_ error codes from getaddrinfo() into
178	* apr_status_t values.
179	*/
180	#define APR_OS_START_EAIERR (APR_OS_START_CANONERR + APR_OS_ERRSPACE_SIZE)
181	/**
182	* APR_OS_START_SYSERR folds platform-specific system error values into
183	* apr_status_t values.
184	*/
185	#define APR_OS_START_SYSERR (APR_OS_START_EAIERR + APR_OS_ERRSPACE_SIZE)
186
187	/**
188	* @defgroup APR_ERROR_map APR Error Space
189	* <PRE>
190	* The following attempts to show the relation of the various constants
191	* used for mapping APR Status codes.
192	*
193	* 0
194	*
195	* 20,000 APR_OS_START_ERROR
196	*
197	* + APR_OS_ERRSPACE_SIZE (50,000)
198	*
199	* 70,000 APR_OS_START_STATUS
200	*
201	* + APR_OS_ERRSPACE_SIZE - APR_UTIL_ERRSPACE_SIZE (30,000)
202	*
203	* 100,000 APR_UTIL_START_STATUS
204	*
205	* + APR_UTIL_ERRSPACE_SIZE (20,000)
206	*
207	* 120,000 APR_OS_START_USERERR
208	*
209	* + 10 x APR_OS_ERRSPACE_SIZE (50,000 * 10)
210	*
211	* 620,000 APR_OS_START_CANONERR
212	*
213	* + APR_OS_ERRSPACE_SIZE (50,000)
214	*
215	* 670,000 APR_OS_START_EAIERR
216	*
217	* + APR_OS_ERRSPACE_SIZE (50,000)
218	*
219	* 720,000 APR_OS_START_SYSERR
220	*
221	* </PRE>
222	*/
223
224	/** no error. */
225	#define APR_SUCCESS 0
226
227	/**
228	* @defgroup APR_Error APR Error Values
229	* <PRE>
230	* <b>APR ERROR VALUES</b>
231	* APR_ENOSTAT APR was unable to perform a stat on the file
232	* APR_ENOPOOL APR was not provided a pool with which to allocate memory
233	* APR_EBADDATE APR was given an invalid date
234	* APR_EINVALSOCK APR was given an invalid socket
235	* APR_ENOPROC APR was not given a process structure
236	* APR_ENOTIME APR was not given a time structure
237	* APR_ENODIR APR was not given a directory structure
238	* APR_ENOLOCK APR was not given a lock structure
239	* APR_ENOPOLL APR was not given a poll structure
240	* APR_ENOSOCKET APR was not given a socket
241	* APR_ENOTHREAD APR was not given a thread structure
242	* APR_ENOTHDKEY APR was not given a thread key structure
243	* APR_ENOSHMAVAIL There is no more shared memory available
244	* APR_EDSOOPEN APR was unable to open the dso object. For more
245	* information call apr_dso_error().
246	* APR_EGENERAL General failure (specific information not available)
247	* APR_EBADIP The specified IP address is invalid
248	* APR_EBADMASK The specified netmask is invalid
249	* APR_ESYMNOTFOUND Could not find the requested symbol
250	* APR_ENOTENOUGHENTROPY Not enough entropy to continue
251	* </PRE>
252	*
253	* <PRE>
254	* <b>APR STATUS VALUES</b>
255	* APR_INCHILD Program is currently executing in the child
256	* APR_INPARENT Program is currently executing in the parent
257	* APR_DETACH The thread is detached
258	* APR_NOTDETACH The thread is not detached
259	* APR_CHILD_DONE The child has finished executing
260	* APR_CHILD_NOTDONE The child has not finished executing
261	* APR_TIMEUP The operation did not finish before the timeout
262	* APR_INCOMPLETE The operation was incomplete although some processing
263	* was performed and the results are partially valid
264	* APR_BADCH Getopt found an option not in the option string
265	* APR_BADARG Getopt found an option that is missing an argument
266	* and an argument was specified in the option string
267	* APR_EOF APR has encountered the end of the file
268	* APR_NOTFOUND APR was unable to find the socket in the poll structure
269	* APR_ANONYMOUS APR is using anonymous shared memory
270	* APR_FILEBASED APR is using a file name as the key to the shared memory
271	* APR_KEYBASED APR is using a shared key as the key to the shared memory
272	* APR_EINIT Ininitalizer value. If no option has been found, but
273	* the status variable requires a value, this should be used
274	* APR_ENOTIMPL The APR function has not been implemented on this
275	* platform, either because nobody has gotten to it yet,
276	* or the function is impossible on this platform.
277	* APR_EMISMATCH Two passwords do not match.
278	* APR_EABSOLUTE The given path was absolute.
279	* APR_ERELATIVE The given path was relative.
280	* APR_EINCOMPLETE The given path was neither relative nor absolute.
281	* APR_EABOVEROOT The given path was above the root path.
282	* APR_EBUSY The given lock was busy.
283	* APR_EPROC_UNKNOWN The given process wasn't recognized by APR
284	* </PRE>
285	* @{
286	*/
287	/** @see APR_STATUS_IS_ENOSTAT */
288	#define APR_ENOSTAT (APR_OS_START_ERROR + 1)
289	/** @see APR_STATUS_IS_ENOPOOL */
290	#define APR_ENOPOOL (APR_OS_START_ERROR + 2)
291	/* empty slot: +3 */
292	/** @see APR_STATUS_IS_EBADDATE */
293	#define APR_EBADDATE (APR_OS_START_ERROR + 4)
294	/** @see APR_STATUS_IS_EINVALSOCK */
295	#define APR_EINVALSOCK (APR_OS_START_ERROR + 5)
296	/** @see APR_STATUS_IS_ENOPROC */
297	#define APR_ENOPROC (APR_OS_START_ERROR + 6)
298	/** @see APR_STATUS_IS_ENOTIME */
299	#define APR_ENOTIME (APR_OS_START_ERROR + 7)
300	/** @see APR_STATUS_IS_ENODIR */
301	#define APR_ENODIR (APR_OS_START_ERROR + 8)
302	/** @see APR_STATUS_IS_ENOLOCK */
303	#define APR_ENOLOCK (APR_OS_START_ERROR + 9)
304	/** @see APR_STATUS_IS_ENOPOLL */
305	#define APR_ENOPOLL (APR_OS_START_ERROR + 10)
306	/** @see APR_STATUS_IS_ENOSOCKET */
307	#define APR_ENOSOCKET (APR_OS_START_ERROR + 11)
308	/** @see APR_STATUS_IS_ENOTHREAD */
309	#define APR_ENOTHREAD (APR_OS_START_ERROR + 12)
310	/** @see APR_STATUS_IS_ENOTHDKEY */
311	#define APR_ENOTHDKEY (APR_OS_START_ERROR + 13)
312	/** @see APR_STATUS_IS_EGENERAL */
313	#define APR_EGENERAL (APR_OS_START_ERROR + 14)
314	/** @see APR_STATUS_IS_ENOSHMAVAIL */
315	#define APR_ENOSHMAVAIL (APR_OS_START_ERROR + 15)
316	/** @see APR_STATUS_IS_EBADIP */
317	#define APR_EBADIP (APR_OS_START_ERROR + 16)
318	/** @see APR_STATUS_IS_EBADMASK */
319	#define APR_EBADMASK (APR_OS_START_ERROR + 17)
320	/* empty slot: +18 */
321	/** @see APR_STATUS_IS_EDSOPEN */
322	#define APR_EDSOOPEN (APR_OS_START_ERROR + 19)
323	/** @see APR_STATUS_IS_EABSOLUTE */
324	#define APR_EABSOLUTE (APR_OS_START_ERROR + 20)
325	/** @see APR_STATUS_IS_ERELATIVE */
326	#define APR_ERELATIVE (APR_OS_START_ERROR + 21)
327	/** @see APR_STATUS_IS_EINCOMPLETE */
328	#define APR_EINCOMPLETE (APR_OS_START_ERROR + 22)
329	/** @see APR_STATUS_IS_EABOVEROOT */
330	#define APR_EABOVEROOT (APR_OS_START_ERROR + 23)
331	/** @see APR_STATUS_IS_EBADPATH */
332	#define APR_EBADPATH (APR_OS_START_ERROR + 24)
333	/** @see APR_STATUS_IS_EPATHWILD */
334	#define APR_EPATHWILD (APR_OS_START_ERROR + 25)
335	/** @see APR_STATUS_IS_ESYMNOTFOUND */
336	#define APR_ESYMNOTFOUND (APR_OS_START_ERROR + 26)
337	/** @see APR_STATUS_IS_EPROC_UNKNOWN */
338	#define APR_EPROC_UNKNOWN (APR_OS_START_ERROR + 27)
339	/** @see APR_STATUS_IS_ENOTENOUGHENTROPY */
340	#define APR_ENOTENOUGHENTROPY (APR_OS_START_ERROR + 28)
341	/** @} */
342
343	/**
344	* @defgroup APR_STATUS_IS Status Value Tests
345	* @warning For any particular error condition, more than one of these tests
346	* may match. This is because platform-specific error codes may not
347	* always match the semantics of the POSIX codes these tests (and the
348	* corresponding APR error codes) are named after. A notable example
349	* are the APR_STATUS_IS_ENOENT and APR_STATUS_IS_ENOTDIR tests on
350	* Win32 platforms. The programmer should always be aware of this and
351	* adjust the order of the tests accordingly.
352	* @{
353	*/
354	/**
355	* APR was unable to perform a stat on the file
356	* @warning always use this test, as platform-specific variances may meet this
357	* more than one error code
358	*/
359	#define APR_STATUS_IS_ENOSTAT(s) ((s) == APR_ENOSTAT)
360	/**
361	* APR was not provided a pool with which to allocate memory
362	* @warning always use this test, as platform-specific variances may meet this
363	* more than one error code
364	*/
365	#define APR_STATUS_IS_ENOPOOL(s) ((s) == APR_ENOPOOL)
366	/** APR was given an invalid date */
367	#define APR_STATUS_IS_EBADDATE(s) ((s) == APR_EBADDATE)
368	/** APR was given an invalid socket */
369	#define APR_STATUS_IS_EINVALSOCK(s) ((s) == APR_EINVALSOCK)
370	/** APR was not given a process structure */
371	#define APR_STATUS_IS_ENOPROC(s) ((s) == APR_ENOPROC)
372	/** APR was not given a time structure */
373	#define APR_STATUS_IS_ENOTIME(s) ((s) == APR_ENOTIME)
374	/** APR was not given a directory structure */
375	#define APR_STATUS_IS_ENODIR(s) ((s) == APR_ENODIR)
376	/** APR was not given a lock structure */
377	#define APR_STATUS_IS_ENOLOCK(s) ((s) == APR_ENOLOCK)
378	/** APR was not given a poll structure */
379	#define APR_STATUS_IS_ENOPOLL(s) ((s) == APR_ENOPOLL)
380	/** APR was not given a socket */
381	#define APR_STATUS_IS_ENOSOCKET(s) ((s) == APR_ENOSOCKET)
382	/** APR was not given a thread structure */
383	#define APR_STATUS_IS_ENOTHREAD(s) ((s) == APR_ENOTHREAD)
384	/** APR was not given a thread key structure */
385	#define APR_STATUS_IS_ENOTHDKEY(s) ((s) == APR_ENOTHDKEY)
386	/** Generic Error which can not be put into another spot */
387	#define APR_STATUS_IS_EGENERAL(s) ((s) == APR_EGENERAL)
388	/** There is no more shared memory available */
389	#define APR_STATUS_IS_ENOSHMAVAIL(s) ((s) == APR_ENOSHMAVAIL)
390	/** The specified IP address is invalid */
391	#define APR_STATUS_IS_EBADIP(s) ((s) == APR_EBADIP)
392	/** The specified netmask is invalid */
393	#define APR_STATUS_IS_EBADMASK(s) ((s) == APR_EBADMASK)
394	/* empty slot: +18 */
395	/**
396	* APR was unable to open the dso object.
397	* For more information call apr_dso_error().
398	*/
399	#if defined(WIN32)
400	#define APR_STATUS_IS_EDSOOPEN(s) ((s) == APR_EDSOOPEN \
401	|| APR_TO_OS_ERROR(s) == ERROR_MOD_NOT_FOUND)
402	#else
403	#define APR_STATUS_IS_EDSOOPEN(s) ((s) == APR_EDSOOPEN)
404	#endif
405	/** The given path was absolute. */
406	#define APR_STATUS_IS_EABSOLUTE(s) ((s) == APR_EABSOLUTE)
407	/** The given path was relative. */
408	#define APR_STATUS_IS_ERELATIVE(s) ((s) == APR_ERELATIVE)
409	/** The given path was neither relative nor absolute. */
410	#define APR_STATUS_IS_EINCOMPLETE(s) ((s) == APR_EINCOMPLETE)
411	/** The given path was above the root path. */
412	#define APR_STATUS_IS_EABOVEROOT(s) ((s) == APR_EABOVEROOT)
413	/** The given path was bad. */
414	#define APR_STATUS_IS_EBADPATH(s) ((s) == APR_EBADPATH)
415	/** The given path contained wildcards. */
416	#define APR_STATUS_IS_EPATHWILD(s) ((s) == APR_EPATHWILD)
417	/** Could not find the requested symbol.
418	* For more information call apr_dso_error().
419	*/
420	#if defined(WIN32)
421	#define APR_STATUS_IS_ESYMNOTFOUND(s) ((s) == APR_ESYMNOTFOUND \
422	|| APR_TO_OS_ERROR(s) == ERROR_PROC_NOT_FOUND)
423	#else
424	#define APR_STATUS_IS_ESYMNOTFOUND(s) ((s) == APR_ESYMNOTFOUND)
425	#endif
426	/** The given process was not recognized by APR. */
427	#define APR_STATUS_IS_EPROC_UNKNOWN(s) ((s) == APR_EPROC_UNKNOWN)
428	/** APR could not gather enough entropy to continue. */
429	#define APR_STATUS_IS_ENOTENOUGHENTROPY(s) ((s) == APR_ENOTENOUGHENTROPY)
430
431	/** @} */
432
433	/**
434	* @addtogroup APR_Error
435	* @{
436	*/
437	/** @see APR_STATUS_IS_INCHILD */
438	#define APR_INCHILD (APR_OS_START_STATUS + 1)
439	/** @see APR_STATUS_IS_INPARENT */
440	#define APR_INPARENT (APR_OS_START_STATUS + 2)
441	/** @see APR_STATUS_IS_DETACH */
442	#define APR_DETACH (APR_OS_START_STATUS + 3)
443	/** @see APR_STATUS_IS_NOTDETACH */
444	#define APR_NOTDETACH (APR_OS_START_STATUS + 4)
445	/** @see APR_STATUS_IS_CHILD_DONE */
446	#define APR_CHILD_DONE (APR_OS_START_STATUS + 5)
447	/** @see APR_STATUS_IS_CHILD_NOTDONE */
448	#define APR_CHILD_NOTDONE (APR_OS_START_STATUS + 6)
449	/** @see APR_STATUS_IS_TIMEUP */
450	#define APR_TIMEUP (APR_OS_START_STATUS + 7)
451	/** @see APR_STATUS_IS_INCOMPLETE */
452	#define APR_INCOMPLETE (APR_OS_START_STATUS + 8)
453	/* empty slot: +9 */
454	/* empty slot: +10 */
455	/* empty slot: +11 */
456	/** @see APR_STATUS_IS_BADCH */
457	#define APR_BADCH (APR_OS_START_STATUS + 12)
458	/** @see APR_STATUS_IS_BADARG */
459	#define APR_BADARG (APR_OS_START_STATUS + 13)
460	/** @see APR_STATUS_IS_EOF */
461	#define APR_EOF (APR_OS_START_STATUS + 14)
462	/** @see APR_STATUS_IS_NOTFOUND */
463	#define APR_NOTFOUND (APR_OS_START_STATUS + 15)
464	/* empty slot: +16 */
465	/* empty slot: +17 */
466	/* empty slot: +18 */
467	/** @see APR_STATUS_IS_ANONYMOUS */
468	#define APR_ANONYMOUS (APR_OS_START_STATUS + 19)
469	/** @see APR_STATUS_IS_FILEBASED */
470	#define APR_FILEBASED (APR_OS_START_STATUS + 20)
471	/** @see APR_STATUS_IS_KEYBASED */
472	#define APR_KEYBASED (APR_OS_START_STATUS + 21)
473	/** @see APR_STATUS_IS_EINIT */
474	#define APR_EINIT (APR_OS_START_STATUS + 22)
475	/** @see APR_STATUS_IS_ENOTIMPL */
476	#define APR_ENOTIMPL (APR_OS_START_STATUS + 23)
477	/** @see APR_STATUS_IS_EMISMATCH */
478	#define APR_EMISMATCH (APR_OS_START_STATUS + 24)
479	/** @see APR_STATUS_IS_EBUSY */
480	#define APR_EBUSY (APR_OS_START_STATUS + 25)
481	/** @} */
482
483	/**
484	* @addtogroup APR_STATUS_IS
485	* @{
486	*/
487	/**
488	* Program is currently executing in the child
489	* @warning
490	* always use this test, as platform-specific variances may meet this
491	* more than one error code */
492	#define APR_STATUS_IS_INCHILD(s) ((s) == APR_INCHILD)
493	/**
494	* Program is currently executing in the parent
495	* @warning
496	* always use this test, as platform-specific variances may meet this
497	* more than one error code
498	*/
499	#define APR_STATUS_IS_INPARENT(s) ((s) == APR_INPARENT)
500	/**
501	* The thread is detached
502	* @warning
503	* always use this test, as platform-specific variances may meet this
504	* more than one error code
505	*/
506	#define APR_STATUS_IS_DETACH(s) ((s) == APR_DETACH)
507	/**
508	* The thread is not detached
509	* @warning
510	* always use this test, as platform-specific variances may meet this
511	* more than one error code
512	*/
513	#define APR_STATUS_IS_NOTDETACH(s) ((s) == APR_NOTDETACH)
514	/**
515	* The child has finished executing
516	* @warning
517	* always use this test, as platform-specific variances may meet this
518	* more than one error code
519	*/
520	#define APR_STATUS_IS_CHILD_DONE(s) ((s) == APR_CHILD_DONE)
521	/**
522	* The child has not finished executing
523	* @warning
524	* always use this test, as platform-specific variances may meet this
525	* more than one error code
526	*/
527	#define APR_STATUS_IS_CHILD_NOTDONE(s) ((s) == APR_CHILD_NOTDONE)
528	/**
529	* The operation did not finish before the timeout
530	* @warning
531	* always use this test, as platform-specific variances may meet this
532	* more than one error code
533	*/
534	#define APR_STATUS_IS_TIMEUP(s) ((s) == APR_TIMEUP)
535	/**
536	* The operation was incomplete although some processing was performed
537	* and the results are partially valid.
538	* @warning
539	* always use this test, as platform-specific variances may meet this
540	* more than one error code
541	*/
542	#define APR_STATUS_IS_INCOMPLETE(s) ((s) == APR_INCOMPLETE)
543	/* empty slot: +9 */
544	/* empty slot: +10 */
545	/* empty slot: +11 */
546	/**
547	* Getopt found an option not in the option string
548	* @warning
549	* always use this test, as platform-specific variances may meet this
550	* more than one error code
551	*/
552	#define APR_STATUS_IS_BADCH(s) ((s) == APR_BADCH)
553	/**
554	* Getopt found an option not in the option string and an argument was
555	* specified in the option string
556	* @warning
557	* always use this test, as platform-specific variances may meet this
558	* more than one error code
559	*/
560	#define APR_STATUS_IS_BADARG(s) ((s) == APR_BADARG)
561	/**
562	* APR has encountered the end of the file
563	* @warning
564	* always use this test, as platform-specific variances may meet this
565	* more than one error code
566	*/
567	#define APR_STATUS_IS_EOF(s) ((s) == APR_EOF)
568	/**
569	* APR was unable to find the socket in the poll structure
570	* @warning
571	* always use this test, as platform-specific variances may meet this
572	* more than one error code
573	*/
574	#define APR_STATUS_IS_NOTFOUND(s) ((s) == APR_NOTFOUND)
575	/* empty slot: +16 */
576	/* empty slot: +17 */
577	/* empty slot: +18 */
578	/**
579	* APR is using anonymous shared memory
580	* @warning
581	* always use this test, as platform-specific variances may meet this
582	* more than one error code
583	*/
584	#define APR_STATUS_IS_ANONYMOUS(s) ((s) == APR_ANONYMOUS)
585	/**
586	* APR is using a file name as the key to the shared memory
587	* @warning
588	* always use this test, as platform-specific variances may meet this
589	* more than one error code
590	*/
591	#define APR_STATUS_IS_FILEBASED(s) ((s) == APR_FILEBASED)
592	/**
593	* APR is using a shared key as the key to the shared memory
594	* @warning
595	* always use this test, as platform-specific variances may meet this
596	* more than one error code
597	*/
598	#define APR_STATUS_IS_KEYBASED(s) ((s) == APR_KEYBASED)
599	/**
600	* Ininitalizer value. If no option has been found, but
601	* the status variable requires a value, this should be used
602	* @warning
603	* always use this test, as platform-specific variances may meet this
604	* more than one error code
605	*/
606	#define APR_STATUS_IS_EINIT(s) ((s) == APR_EINIT)
607	/**
608	* The APR function has not been implemented on this
609	* platform, either because nobody has gotten to it yet,
610	* or the function is impossible on this platform.
611	* @warning
612	* always use this test, as platform-specific variances may meet this
613	* more than one error code
614	*/
615	#define APR_STATUS_IS_ENOTIMPL(s) ((s) == APR_ENOTIMPL)
616	/**
617	* Two passwords do not match.
618	* @warning
619	* always use this test, as platform-specific variances may meet this
620	* more than one error code
621	*/
622	#define APR_STATUS_IS_EMISMATCH(s) ((s) == APR_EMISMATCH)
623	/**
624	* The given lock was busy
625	* @warning always use this test, as platform-specific variances may meet this
626	* more than one error code
627	*/
628	#define APR_STATUS_IS_EBUSY(s) ((s) == APR_EBUSY)
629
630	/** @} */
631
632	/**
633	* @addtogroup APR_Error APR Error Values
634	* @{
635	*/
636	/* APR CANONICAL ERROR VALUES */
637	/** @see APR_STATUS_IS_EACCES */
638	#ifdef EACCES
639	#define APR_EACCES EACCES
640	#else
641	#define APR_EACCES (APR_OS_START_CANONERR + 1)
642	#endif
643
644	/** @see APR_STATUS_IS_EEXIST */
645	#ifdef EEXIST
646	#define APR_EEXIST EEXIST
647	#else
648	#define APR_EEXIST (APR_OS_START_CANONERR + 2)
649	#endif
650
651	/** @see APR_STATUS_IS_ENAMETOOLONG */
652	#ifdef ENAMETOOLONG
653	#define APR_ENAMETOOLONG ENAMETOOLONG
654	#else
655	#define APR_ENAMETOOLONG (APR_OS_START_CANONERR + 3)
656	#endif
657
658	/** @see APR_STATUS_IS_ENOENT */
659	#ifdef ENOENT
660	#define APR_ENOENT ENOENT
661	#else
662	#define APR_ENOENT (APR_OS_START_CANONERR + 4)
663	#endif
664
665	/** @see APR_STATUS_IS_ENOTDIR */
666	#ifdef ENOTDIR
667	#define APR_ENOTDIR ENOTDIR
668	#else
669	#define APR_ENOTDIR (APR_OS_START_CANONERR + 5)
670	#endif
671
672	/** @see APR_STATUS_IS_ENOSPC */
673	#ifdef ENOSPC
674	#define APR_ENOSPC ENOSPC
675	#else
676	#define APR_ENOSPC (APR_OS_START_CANONERR + 6)
677	#endif
678
679	/** @see APR_STATUS_IS_ENOMEM */
680	#ifdef ENOMEM
681	#define APR_ENOMEM ENOMEM
682	#else
683	#define APR_ENOMEM (APR_OS_START_CANONERR + 7)
684	#endif
685
686	/** @see APR_STATUS_IS_EMFILE */
687	#ifdef EMFILE
688	#define APR_EMFILE EMFILE
689	#else
690	#define APR_EMFILE (APR_OS_START_CANONERR + 8)
691	#endif
692
693	/** @see APR_STATUS_IS_ENFILE */
694	#ifdef ENFILE
695	#define APR_ENFILE ENFILE
696	#else
697	#define APR_ENFILE (APR_OS_START_CANONERR + 9)
698	#endif
699
700	/** @see APR_STATUS_IS_EBADF */
701	#ifdef EBADF
702	#define APR_EBADF EBADF
703	#else
704	#define APR_EBADF (APR_OS_START_CANONERR + 10)
705	#endif
706
707	/** @see APR_STATUS_IS_EINVAL */
708	#ifdef EINVAL
709	#define APR_EINVAL EINVAL
710	#else
711	#define APR_EINVAL (APR_OS_START_CANONERR + 11)
712	#endif
713
714	/** @see APR_STATUS_IS_ESPIPE */
715	#ifdef ESPIPE
716	#define APR_ESPIPE ESPIPE
717	#else
718	#define APR_ESPIPE (APR_OS_START_CANONERR + 12)
719	#endif
720
721	/**
722	* @see APR_STATUS_IS_EAGAIN
723	* @warning use APR_STATUS_IS_EAGAIN instead of just testing this value
724	*/
725	#ifdef EAGAIN
726	#define APR_EAGAIN EAGAIN
727	#elif defined(EWOULDBLOCK)
728	#define APR_EAGAIN EWOULDBLOCK
729	#else
730	#define APR_EAGAIN (APR_OS_START_CANONERR + 13)
731	#endif
732
733	/** @see APR_STATUS_IS_EINTR */
734	#ifdef EINTR
735	#define APR_EINTR EINTR
736	#else
737	#define APR_EINTR (APR_OS_START_CANONERR + 14)
738	#endif
739
740	/** @see APR_STATUS_IS_ENOTSOCK */
741	#ifdef ENOTSOCK
742	#define APR_ENOTSOCK ENOTSOCK
743	#else
744	#define APR_ENOTSOCK (APR_OS_START_CANONERR + 15)
745	#endif
746
747	/** @see APR_STATUS_IS_ECONNREFUSED */
748	#ifdef ECONNREFUSED
749	#define APR_ECONNREFUSED ECONNREFUSED
750	#else
751	#define APR_ECONNREFUSED (APR_OS_START_CANONERR + 16)
752	#endif
753
754	/** @see APR_STATUS_IS_EINPROGRESS */
755	#ifdef EINPROGRESS
756	#define APR_EINPROGRESS EINPROGRESS
757	#else
758	#define APR_EINPROGRESS (APR_OS_START_CANONERR + 17)
759	#endif
760
761	/**
762	* @see APR_STATUS_IS_ECONNABORTED
763	* @warning use APR_STATUS_IS_ECONNABORTED instead of just testing this value
764	*/
765
766	#ifdef ECONNABORTED
767	#define APR_ECONNABORTED ECONNABORTED
768	#else
769	#define APR_ECONNABORTED (APR_OS_START_CANONERR + 18)
770	#endif
771
772	/** @see APR_STATUS_IS_ECONNRESET */
773	#ifdef ECONNRESET
774	#define APR_ECONNRESET ECONNRESET
775	#else
776	#define APR_ECONNRESET (APR_OS_START_CANONERR + 19)
777	#endif
778
779	/** @see APR_STATUS_IS_ETIMEDOUT
780	* @deprecated */
781	#ifdef ETIMEDOUT
782	#define APR_ETIMEDOUT ETIMEDOUT
783	#else
784	#define APR_ETIMEDOUT (APR_OS_START_CANONERR + 20)
785	#endif
786
787	/** @see APR_STATUS_IS_EHOSTUNREACH */
788	#ifdef EHOSTUNREACH
789	#define APR_EHOSTUNREACH EHOSTUNREACH
790	#else
791	#define APR_EHOSTUNREACH (APR_OS_START_CANONERR + 21)
792	#endif
793
794	/** @see APR_STATUS_IS_ENETUNREACH */
795	#ifdef ENETUNREACH
796	#define APR_ENETUNREACH ENETUNREACH
797	#else
798	#define APR_ENETUNREACH (APR_OS_START_CANONERR + 22)
799	#endif
800
801	/** @see APR_STATUS_IS_EFTYPE */
802	#ifdef EFTYPE
803	#define APR_EFTYPE EFTYPE
804	#else
805	#define APR_EFTYPE (APR_OS_START_CANONERR + 23)
806	#endif
807
808	/** @see APR_STATUS_IS_EPIPE */
809	#ifdef EPIPE
810	#define APR_EPIPE EPIPE
811	#else
812	#define APR_EPIPE (APR_OS_START_CANONERR + 24)
813	#endif
814
815	/** @see APR_STATUS_IS_EXDEV */
816	#ifdef EXDEV
817	#define APR_EXDEV EXDEV
818	#else
819	#define APR_EXDEV (APR_OS_START_CANONERR + 25)
820	#endif
821
822	/** @see APR_STATUS_IS_ENOTEMPTY */
823	#ifdef ENOTEMPTY
824	#define APR_ENOTEMPTY ENOTEMPTY
825	#else
826	#define APR_ENOTEMPTY (APR_OS_START_CANONERR + 26)
827	#endif
828
829	/** @see APR_STATUS_IS_EAFNOSUPPORT */
830	#ifdef EAFNOSUPPORT
831	#define APR_EAFNOSUPPORT EAFNOSUPPORT
832	#else
833	#define APR_EAFNOSUPPORT (APR_OS_START_CANONERR + 27)
834	#endif
835
836	/** @} */
837
838	#if defined(OS2) && !defined(DOXYGEN)
839
840	#define APR_FROM_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e + APR_OS_START_SYSERR)
841	#define APR_TO_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e - APR_OS_START_SYSERR)
842
843	#define INCL_DOSERRORS
844	#define INCL_DOS
845
846	/* Leave these undefined.
847	* OS2 doesn't rely on the errno concept.
848	* The API calls always return a result codes which
849	* should be filtered through APR_FROM_OS_ERROR().
850	*
851	* #define apr_get_os_error() (APR_FROM_OS_ERROR(GetLastError()))
852	* #define apr_set_os_error(e) (SetLastError(APR_TO_OS_ERROR(e)))
853	*/
854
855	/* A special case, only socket calls require this;
856	*/
857	#define apr_get_netos_error() (APR_FROM_OS_ERROR(errno))
858	#define apr_set_netos_error(e) (errno = APR_TO_OS_ERROR(e))
859
860	/* And this needs to be greped away for good:
861	*/
862	#define APR_OS2_STATUS(e) (APR_FROM_OS_ERROR(e))
863
864	/* These can't sit in a private header, so in spite of the extra size,
865	* they need to be made available here.
866	*/
867	#define SOCBASEERR 10000
868	#define SOCEPERM (SOCBASEERR+1) /* Not owner */
869	#define SOCESRCH (SOCBASEERR+3) /* No such process */
870	#define SOCEINTR (SOCBASEERR+4) /* Interrupted system call */
871	#define SOCENXIO (SOCBASEERR+6) /* No such device or address */
872	#define SOCEBADF (SOCBASEERR+9) /* Bad file number */
873	#define SOCEACCES (SOCBASEERR+13) /* Permission denied */
874	#define SOCEFAULT (SOCBASEERR+14) /* Bad address */
875	#define SOCEINVAL (SOCBASEERR+22) /* Invalid argument */
876	#define SOCEMFILE (SOCBASEERR+24) /* Too many open files */
877	#define SOCEPIPE (SOCBASEERR+32) /* Broken pipe */
878	#define SOCEOS2ERR (SOCBASEERR+100) /* OS/2 Error */
879	#define SOCEWOULDBLOCK (SOCBASEERR+35) /* Operation would block */
880	#define SOCEINPROGRESS (SOCBASEERR+36) /* Operation now in progress */
881	#define SOCEALREADY (SOCBASEERR+37) /* Operation already in progress */
882	#define SOCENOTSOCK (SOCBASEERR+38) /* Socket operation on non-socket */
883	#define SOCEDESTADDRREQ (SOCBASEERR+39) /* Destination address required */
884	#define SOCEMSGSIZE (SOCBASEERR+40) /* Message too long */
885	#define SOCEPROTOTYPE (SOCBASEERR+41) /* Protocol wrong type for socket */
886	#define SOCENOPROTOOPT (SOCBASEERR+42) /* Protocol not available */
887	#define SOCEPROTONOSUPPORT (SOCBASEERR+43) /* Protocol not supported */
888	#define SOCESOCKTNOSUPPORT (SOCBASEERR+44) /* Socket type not supported */
889	#define SOCEOPNOTSUPP (SOCBASEERR+45) /* Operation not supported on socket */
890	#define SOCEPFNOSUPPORT (SOCBASEERR+46) /* Protocol family not supported */
891	#define SOCEAFNOSUPPORT (SOCBASEERR+47) /* Address family not supported by protocol family */
892	#define SOCEADDRINUSE (SOCBASEERR+48) /* Address already in use */
893	#define SOCEADDRNOTAVAIL (SOCBASEERR+49) /* Can't assign requested address */
894	#define SOCENETDOWN (SOCBASEERR+50) /* Network is down */
895	#define SOCENETUNREACH (SOCBASEERR+51) /* Network is unreachable */
896	#define SOCENETRESET (SOCBASEERR+52) /* Network dropped connection on reset */
897	#define SOCECONNABORTED (SOCBASEERR+53) /* Software caused connection abort */
898	#define SOCECONNRESET (SOCBASEERR+54) /* Connection reset by peer */
899	#define SOCENOBUFS (SOCBASEERR+55) /* No buffer space available */
900	#define SOCEISCONN (SOCBASEERR+56) /* Socket is already connected */
901	#define SOCENOTCONN (SOCBASEERR+57) /* Socket is not connected */
902	#define SOCESHUTDOWN (SOCBASEERR+58) /* Can't send after socket shutdown */
903	#define SOCETOOMANYREFS (SOCBASEERR+59) /* Too many references: can't splice */
904	#define SOCETIMEDOUT (SOCBASEERR+60) /* Connection timed out */
905	#define SOCECONNREFUSED (SOCBASEERR+61) /* Connection refused */
906	#define SOCELOOP (SOCBASEERR+62) /* Too many levels of symbolic links */
907	#define SOCENAMETOOLONG (SOCBASEERR+63) /* File name too long */
908	#define SOCEHOSTDOWN (SOCBASEERR+64) /* Host is down */
909	#define SOCEHOSTUNREACH (SOCBASEERR+65) /* No route to host */
910	#define SOCENOTEMPTY (SOCBASEERR+66) /* Directory not empty */
911
912	/* APR CANONICAL ERROR TESTS */
913	#define APR_STATUS_IS_EACCES(s) ((s) == APR_EACCES \
914	|| (s) == APR_OS_START_SYSERR + ERROR_ACCESS_DENIED \
915	|| (s) == APR_OS_START_SYSERR + ERROR_SHARING_VIOLATION)
916	#define APR_STATUS_IS_EEXIST(s) ((s) == APR_EEXIST \
917	|| (s) == APR_OS_START_SYSERR + ERROR_OPEN_FAILED \
918	|| (s) == APR_OS_START_SYSERR + ERROR_FILE_EXISTS \
919	|| (s) == APR_OS_START_SYSERR + ERROR_ALREADY_EXISTS \
920	|| (s) == APR_OS_START_SYSERR + ERROR_ACCESS_DENIED)
921	#define APR_STATUS_IS_ENAMETOOLONG(s) ((s) == APR_ENAMETOOLONG \
922	|| (s) == APR_OS_START_SYSERR + ERROR_FILENAME_EXCED_RANGE \
923	|| (s) == APR_OS_START_SYSERR + SOCENAMETOOLONG)
924	#define APR_STATUS_IS_ENOENT(s) ((s) == APR_ENOENT \
925	|| (s) == APR_OS_START_SYSERR + ERROR_FILE_NOT_FOUND \
926	|| (s) == APR_OS_START_SYSERR + ERROR_PATH_NOT_FOUND \
927	|| (s) == APR_OS_START_SYSERR + ERROR_NO_MORE_FILES \
928	|| (s) == APR_OS_START_SYSERR + ERROR_OPEN_FAILED)
929	#define APR_STATUS_IS_ENOTDIR(s) ((s) == APR_ENOTDIR)
930	#define APR_STATUS_IS_ENOSPC(s) ((s) == APR_ENOSPC \
931	|| (s) == APR_OS_START_SYSERR + ERROR_DISK_FULL)
932	#define APR_STATUS_IS_ENOMEM(s) ((s) == APR_ENOMEM)
933	#define APR_STATUS_IS_EMFILE(s) ((s) == APR_EMFILE \
934	|| (s) == APR_OS_START_SYSERR + ERROR_TOO_MANY_OPEN_FILES)
935	#define APR_STATUS_IS_ENFILE(s) ((s) == APR_ENFILE)
936	#define APR_STATUS_IS_EBADF(s) ((s) == APR_EBADF \
937	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_HANDLE)
938	#define APR_STATUS_IS_EINVAL(s) ((s) == APR_EINVAL \
939	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_PARAMETER \
940	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_FUNCTION)
941	#define APR_STATUS_IS_ESPIPE(s) ((s) == APR_ESPIPE \
942	|| (s) == APR_OS_START_SYSERR + ERROR_NEGATIVE_SEEK)
943	#define APR_STATUS_IS_EAGAIN(s) ((s) == APR_EAGAIN \
944	|| (s) == APR_OS_START_SYSERR + ERROR_NO_DATA \
945	|| (s) == APR_OS_START_SYSERR + SOCEWOULDBLOCK \
946	|| (s) == APR_OS_START_SYSERR + ERROR_LOCK_VIOLATION)
947	#define APR_STATUS_IS_EINTR(s) ((s) == APR_EINTR \
948	|| (s) == APR_OS_START_SYSERR + SOCEINTR)
949	#define APR_STATUS_IS_ENOTSOCK(s) ((s) == APR_ENOTSOCK \
950	|| (s) == APR_OS_START_SYSERR + SOCENOTSOCK)
951	#define APR_STATUS_IS_ECONNREFUSED(s) ((s) == APR_ECONNREFUSED \
952	|| (s) == APR_OS_START_SYSERR + SOCECONNREFUSED)
953	#define APR_STATUS_IS_EINPROGRESS(s) ((s) == APR_EINPROGRESS \
954	|| (s) == APR_OS_START_SYSERR + SOCEINPROGRESS)
955	#define APR_STATUS_IS_ECONNABORTED(s) ((s) == APR_ECONNABORTED \
956	|| (s) == APR_OS_START_SYSERR + SOCECONNABORTED)
957	#define APR_STATUS_IS_ECONNRESET(s) ((s) == APR_ECONNRESET \
958	|| (s) == APR_OS_START_SYSERR + SOCECONNRESET)
959	/* XXX deprecated */
960	#define APR_STATUS_IS_ETIMEDOUT(s) ((s) == APR_ETIMEDOUT \
961	|| (s) == APR_OS_START_SYSERR + SOCETIMEDOUT)
962	#undef APR_STATUS_IS_TIMEUP
963	#define APR_STATUS_IS_TIMEUP(s) ((s) == APR_TIMEUP \
964	|| (s) == APR_OS_START_SYSERR + SOCETIMEDOUT)
965	#define APR_STATUS_IS_EHOSTUNREACH(s) ((s) == APR_EHOSTUNREACH \
966	|| (s) == APR_OS_START_SYSERR + SOCEHOSTUNREACH)
967	#define APR_STATUS_IS_ENETUNREACH(s) ((s) == APR_ENETUNREACH \
968	|| (s) == APR_OS_START_SYSERR + SOCENETUNREACH)
969	#define APR_STATUS_IS_EFTYPE(s) ((s) == APR_EFTYPE)
970	#define APR_STATUS_IS_EPIPE(s) ((s) == APR_EPIPE \
971	|| (s) == APR_OS_START_SYSERR + ERROR_BROKEN_PIPE \
972	|| (s) == APR_OS_START_SYSERR + SOCEPIPE)
973	#define APR_STATUS_IS_EXDEV(s) ((s) == APR_EXDEV \
974	|| (s) == APR_OS_START_SYSERR + ERROR_NOT_SAME_DEVICE)
975	#define APR_STATUS_IS_ENOTEMPTY(s) ((s) == APR_ENOTEMPTY \
976	|| (s) == APR_OS_START_SYSERR + ERROR_DIR_NOT_EMPTY \
977	|| (s) == APR_OS_START_SYSERR + ERROR_ACCESS_DENIED)
978	#define APR_STATUS_IS_EAFNOSUPPORT(s) ((s) == APR_AFNOSUPPORT \
979	|| (s) == APR_OS_START_SYSERR + SOCEAFNOSUPPORT)
980
981	/*
982	Sorry, too tired to wrap this up for OS2... feel free to
983	fit the following into their best matches.
984
985	{ ERROR_NO_SIGNAL_SENT, ESRCH },
986	{ SOCEALREADY, EALREADY },
987	{ SOCEDESTADDRREQ, EDESTADDRREQ },
988	{ SOCEMSGSIZE, EMSGSIZE },
989	{ SOCEPROTOTYPE, EPROTOTYPE },
990	{ SOCENOPROTOOPT, ENOPROTOOPT },
991	{ SOCEPROTONOSUPPORT, EPROTONOSUPPORT },
992	{ SOCESOCKTNOSUPPORT, ESOCKTNOSUPPORT },
993	{ SOCEOPNOTSUPP, EOPNOTSUPP },
994	{ SOCEPFNOSUPPORT, EPFNOSUPPORT },
995	{ SOCEADDRINUSE, EADDRINUSE },
996	{ SOCEADDRNOTAVAIL, EADDRNOTAVAIL },
997	{ SOCENETDOWN, ENETDOWN },
998	{ SOCENETRESET, ENETRESET },
999	{ SOCENOBUFS, ENOBUFS },
1000	{ SOCEISCONN, EISCONN },
1001	{ SOCENOTCONN, ENOTCONN },
1002	{ SOCESHUTDOWN, ESHUTDOWN },
1003	{ SOCETOOMANYREFS, ETOOMANYREFS },
1004	{ SOCELOOP, ELOOP },
1005	{ SOCEHOSTDOWN, EHOSTDOWN },
1006	{ SOCENOTEMPTY, ENOTEMPTY },
1007	{ SOCEPIPE, EPIPE }
1008	*/
1009
1010	#elif defined(WIN32) && !defined(DOXYGEN) /* !defined(OS2) */
1011
1012	#define APR_FROM_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e + APR_OS_START_SYSERR)
1013	#define APR_TO_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e - APR_OS_START_SYSERR)
1014
1015	#define apr_get_os_error() (APR_FROM_OS_ERROR(GetLastError()))
1016	#define apr_set_os_error(e) (SetLastError(APR_TO_OS_ERROR(e)))
1017
1018	/* A special case, only socket calls require this:
1019	*/
1020	#define apr_get_netos_error() (APR_FROM_OS_ERROR(WSAGetLastError()))
1021	#define apr_set_netos_error(e) (WSASetLastError(APR_TO_OS_ERROR(e)))
1022
1023	/* APR CANONICAL ERROR TESTS */
1024	#define APR_STATUS_IS_EACCES(s) ((s) == APR_EACCES \
1025	|| (s) == APR_OS_START_SYSERR + ERROR_ACCESS_DENIED \
1026	|| (s) == APR_OS_START_SYSERR + ERROR_CANNOT_MAKE \
1027	|| (s) == APR_OS_START_SYSERR + ERROR_CURRENT_DIRECTORY \
1028	|| (s) == APR_OS_START_SYSERR + ERROR_DRIVE_LOCKED \
1029	|| (s) == APR_OS_START_SYSERR + ERROR_FAIL_I24 \
1030	|| (s) == APR_OS_START_SYSERR + ERROR_LOCK_VIOLATION \
1031	|| (s) == APR_OS_START_SYSERR + ERROR_LOCK_FAILED \
1032	|| (s) == APR_OS_START_SYSERR + ERROR_NOT_LOCKED \
1033	|| (s) == APR_OS_START_SYSERR + ERROR_NETWORK_ACCESS_DENIED \
1034	|| (s) == APR_OS_START_SYSERR + ERROR_SHARING_VIOLATION)
1035	#define APR_STATUS_IS_EEXIST(s) ((s) == APR_EEXIST \
1036	|| (s) == APR_OS_START_SYSERR + ERROR_FILE_EXISTS \
1037	|| (s) == APR_OS_START_SYSERR + ERROR_ALREADY_EXISTS)
1038	#define APR_STATUS_IS_ENAMETOOLONG(s) ((s) == APR_ENAMETOOLONG \
1039	|| (s) == APR_OS_START_SYSERR + ERROR_FILENAME_EXCED_RANGE \
1040	|| (s) == APR_OS_START_SYSERR + WSAENAMETOOLONG)
1041	#define APR_STATUS_IS_ENOENT(s) ((s) == APR_ENOENT \
1042	|| (s) == APR_OS_START_SYSERR + ERROR_FILE_NOT_FOUND \
1043	|| (s) == APR_OS_START_SYSERR + ERROR_PATH_NOT_FOUND \
1044	|| (s) == APR_OS_START_SYSERR + ERROR_OPEN_FAILED \
1045	|| (s) == APR_OS_START_SYSERR + ERROR_NO_MORE_FILES)
1046	#define APR_STATUS_IS_ENOTDIR(s) ((s) == APR_ENOTDIR \
1047	|| (s) == APR_OS_START_SYSERR + ERROR_PATH_NOT_FOUND \
1048	|| (s) == APR_OS_START_SYSERR + ERROR_BAD_NETPATH \
1049	|| (s) == APR_OS_START_SYSERR + ERROR_BAD_NET_NAME \
1050	|| (s) == APR_OS_START_SYSERR + ERROR_BAD_PATHNAME \
1051	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_DRIVE \
1052	|| (s) == APR_OS_START_SYSERR + ERROR_DIRECTORY)
1053	#define APR_STATUS_IS_ENOSPC(s) ((s) == APR_ENOSPC \
1054	|| (s) == APR_OS_START_SYSERR + ERROR_DISK_FULL)
1055	#define APR_STATUS_IS_ENOMEM(s) ((s) == APR_ENOMEM \
1056	|| (s) == APR_OS_START_SYSERR + ERROR_ARENA_TRASHED \
1057	|| (s) == APR_OS_START_SYSERR + ERROR_NOT_ENOUGH_MEMORY \
1058	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_BLOCK \
1059	|| (s) == APR_OS_START_SYSERR + ERROR_NOT_ENOUGH_QUOTA \
1060	|| (s) == APR_OS_START_SYSERR + ERROR_OUTOFMEMORY)
1061	#define APR_STATUS_IS_EMFILE(s) ((s) == APR_EMFILE \
1062	|| (s) == APR_OS_START_SYSERR + ERROR_TOO_MANY_OPEN_FILES)
1063	#define APR_STATUS_IS_ENFILE(s) ((s) == APR_ENFILE)
1064	#define APR_STATUS_IS_EBADF(s) ((s) == APR_EBADF \
1065	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_HANDLE \
1066	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_TARGET_HANDLE)
1067	#define APR_STATUS_IS_EINVAL(s) ((s) == APR_EINVAL \
1068	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_ACCESS \
1069	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_DATA \
1070	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_FUNCTION \
1071	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_HANDLE \
1072	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_PARAMETER \
1073	|| (s) == APR_OS_START_SYSERR + ERROR_NEGATIVE_SEEK)
1074	#define APR_STATUS_IS_ESPIPE(s) ((s) == APR_ESPIPE \
1075	|| (s) == APR_OS_START_SYSERR + ERROR_SEEK_ON_DEVICE \
1076	|| (s) == APR_OS_START_SYSERR + ERROR_NEGATIVE_SEEK)
1077	#define APR_STATUS_IS_EAGAIN(s) ((s) == APR_EAGAIN \
1078	|| (s) == APR_OS_START_SYSERR + ERROR_NO_DATA \
1079	|| (s) == APR_OS_START_SYSERR + ERROR_NO_PROC_SLOTS \
1080	|| (s) == APR_OS_START_SYSERR + ERROR_NESTING_NOT_ALLOWED \
1081	|| (s) == APR_OS_START_SYSERR + ERROR_MAX_THRDS_REACHED \
1082	|| (s) == APR_OS_START_SYSERR + ERROR_LOCK_VIOLATION \
1083	|| (s) == APR_OS_START_SYSERR + WSAEWOULDBLOCK)
1084	#define APR_STATUS_IS_EINTR(s) ((s) == APR_EINTR \
1085	|| (s) == APR_OS_START_SYSERR + WSAEINTR)
1086	#define APR_STATUS_IS_ENOTSOCK(s) ((s) == APR_ENOTSOCK \
1087	|| (s) == APR_OS_START_SYSERR + WSAENOTSOCK)
1088	#define APR_STATUS_IS_ECONNREFUSED(s) ((s) == APR_ECONNREFUSED \
1089	|| (s) == APR_OS_START_SYSERR + WSAECONNREFUSED)
1090	#define APR_STATUS_IS_EINPROGRESS(s) ((s) == APR_EINPROGRESS \
1091	|| (s) == APR_OS_START_SYSERR + WSAEINPROGRESS)
1092	#define APR_STATUS_IS_ECONNABORTED(s) ((s) == APR_ECONNABORTED \
1093	|| (s) == APR_OS_START_SYSERR + WSAECONNABORTED)
1094	#define APR_STATUS_IS_ECONNRESET(s) ((s) == APR_ECONNRESET \
1095	|| (s) == APR_OS_START_SYSERR + ERROR_NETNAME_DELETED \
1096	|| (s) == APR_OS_START_SYSERR + WSAECONNRESET)
1097	/* XXX deprecated */
1098	#define APR_STATUS_IS_ETIMEDOUT(s) ((s) == APR_ETIMEDOUT \
1099	|| (s) == APR_OS_START_SYSERR + WSAETIMEDOUT \
1100	|| (s) == APR_OS_START_SYSERR + WAIT_TIMEOUT)
1101	#undef APR_STATUS_IS_TIMEUP
1102	#define APR_STATUS_IS_TIMEUP(s) ((s) == APR_TIMEUP \
1103	|| (s) == APR_OS_START_SYSERR + WSAETIMEDOUT \
1104	|| (s) == APR_OS_START_SYSERR + WAIT_TIMEOUT)
1105	#define APR_STATUS_IS_EHOSTUNREACH(s) ((s) == APR_EHOSTUNREACH \
1106	|| (s) == APR_OS_START_SYSERR + WSAEHOSTUNREACH)
1107	#define APR_STATUS_IS_ENETUNREACH(s) ((s) == APR_ENETUNREACH \
1108	|| (s) == APR_OS_START_SYSERR + WSAENETUNREACH)
1109	#define APR_STATUS_IS_EFTYPE(s) ((s) == APR_EFTYPE \
1110	|| (s) == APR_OS_START_SYSERR + ERROR_EXE_MACHINE_TYPE_MISMATCH \
1111	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_DLL \
1112	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_MODULETYPE \
1113	|| (s) == APR_OS_START_SYSERR + ERROR_BAD_EXE_FORMAT \
1114	|| (s) == APR_OS_START_SYSERR + ERROR_INVALID_EXE_SIGNATURE \
1115	|| (s) == APR_OS_START_SYSERR + ERROR_FILE_CORRUPT \
1116	|| (s) == APR_OS_START_SYSERR + ERROR_BAD_FORMAT)
1117	#define APR_STATUS_IS_EPIPE(s) ((s) == APR_EPIPE \
1118	|| (s) == APR_OS_START_SYSERR + ERROR_BROKEN_PIPE)
1119	#define APR_STATUS_IS_EXDEV(s) ((s) == APR_EXDEV \
1120	|| (s) == APR_OS_START_SYSERR + ERROR_NOT_SAME_DEVICE)
1121	#define APR_STATUS_IS_ENOTEMPTY(s) ((s) == APR_ENOTEMPTY \
1122	|| (s) == APR_OS_START_SYSERR + ERROR_DIR_NOT_EMPTY)
1123	#define APR_STATUS_IS_EAFNOSUPPORT(s) ((s) == APR_EAFNOSUPPORT \
1124	|| (s) == APR_OS_START_SYSERR + WSAEAFNOSUPPORT)
1125
1126	#elif defined(NETWARE) && defined(USE_WINSOCK) && !defined(DOXYGEN) /* !defined(OS2) && !defined(WIN32) */
1127
1128	#define APR_FROM_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e + APR_OS_START_SYSERR)
1129	#define APR_TO_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e - APR_OS_START_SYSERR)
1130
1131	#define apr_get_os_error() (errno)
1132	#define apr_set_os_error(e) (errno = (e))
1133
1134	/* A special case, only socket calls require this: */
1135	#define apr_get_netos_error() (APR_FROM_OS_ERROR(WSAGetLastError()))
1136	#define apr_set_netos_error(e) (WSASetLastError(APR_TO_OS_ERROR(e)))
1137
1138	/* APR CANONICAL ERROR TESTS */
1139	#define APR_STATUS_IS_EACCES(s) ((s) == APR_EACCES)
1140	#define APR_STATUS_IS_EEXIST(s) ((s) == APR_EEXIST)
1141	#define APR_STATUS_IS_ENAMETOOLONG(s) ((s) == APR_ENAMETOOLONG)
1142	#define APR_STATUS_IS_ENOENT(s) ((s) == APR_ENOENT)
1143	#define APR_STATUS_IS_ENOTDIR(s) ((s) == APR_ENOTDIR)
1144	#define APR_STATUS_IS_ENOSPC(s) ((s) == APR_ENOSPC)
1145	#define APR_STATUS_IS_ENOMEM(s) ((s) == APR_ENOMEM)
1146	#define APR_STATUS_IS_EMFILE(s) ((s) == APR_EMFILE)
1147	#define APR_STATUS_IS_ENFILE(s) ((s) == APR_ENFILE)
1148	#define APR_STATUS_IS_EBADF(s) ((s) == APR_EBADF)
1149	#define APR_STATUS_IS_EINVAL(s) ((s) == APR_EINVAL)
1150	#define APR_STATUS_IS_ESPIPE(s) ((s) == APR_ESPIPE)
1151
1152	#define APR_STATUS_IS_EAGAIN(s) ((s) == APR_EAGAIN \
1153	|| (s) == EWOULDBLOCK \
1154	|| (s) == APR_OS_START_SYSERR + WSAEWOULDBLOCK)
1155	#define APR_STATUS_IS_EINTR(s) ((s) == APR_EINTR \
1156	|| (s) == APR_OS_START_SYSERR + WSAEINTR)
1157	#define APR_STATUS_IS_ENOTSOCK(s) ((s) == APR_ENOTSOCK \
1158	|| (s) == APR_OS_START_SYSERR + WSAENOTSOCK)
1159	#define APR_STATUS_IS_ECONNREFUSED(s) ((s) == APR_ECONNREFUSED \
1160	|| (s) == APR_OS_START_SYSERR + WSAECONNREFUSED)
1161	#define APR_STATUS_IS_EINPROGRESS(s) ((s) == APR_EINPROGRESS \
1162	|| (s) == APR_OS_START_SYSERR + WSAEINPROGRESS)
1163	#define APR_STATUS_IS_ECONNABORTED(s) ((s) == APR_ECONNABORTED \
1164	|| (s) == APR_OS_START_SYSERR + WSAECONNABORTED)
1165	#define APR_STATUS_IS_ECONNRESET(s) ((s) == APR_ECONNRESET \
1166	|| (s) == APR_OS_START_SYSERR + WSAECONNRESET)
1167	/* XXX deprecated */
1168	#define APR_STATUS_IS_ETIMEDOUT(s) ((s) == APR_ETIMEDOUT \
1169	|| (s) == APR_OS_START_SYSERR + WSAETIMEDOUT \
1170	|| (s) == APR_OS_START_SYSERR + WAIT_TIMEOUT)
1171	#undef APR_STATUS_IS_TIMEUP
1172	#define APR_STATUS_IS_TIMEUP(s) ((s) == APR_TIMEUP \
1173	|| (s) == APR_OS_START_SYSERR + WSAETIMEDOUT \
1174	|| (s) == APR_OS_START_SYSERR + WAIT_TIMEOUT)
1175	#define APR_STATUS_IS_EHOSTUNREACH(s) ((s) == APR_EHOSTUNREACH \
1176	|| (s) == APR_OS_START_SYSERR + WSAEHOSTUNREACH)
1177	#define APR_STATUS_IS_ENETUNREACH(s) ((s) == APR_ENETUNREACH \
1178	|| (s) == APR_OS_START_SYSERR + WSAENETUNREACH)
1179	#define APR_STATUS_IS_ENETDOWN(s) ((s) == APR_OS_START_SYSERR + WSAENETDOWN)
1180	#define APR_STATUS_IS_EFTYPE(s) ((s) == APR_EFTYPE)
1181	#define APR_STATUS_IS_EPIPE(s) ((s) == APR_EPIPE)
1182	#define APR_STATUS_IS_EXDEV(s) ((s) == APR_EXDEV)
1183	#define APR_STATUS_IS_ENOTEMPTY(s) ((s) == APR_ENOTEMPTY)
1184	#define APR_STATUS_IS_EAFNOSUPPORT(s) ((s) == APR_EAFNOSUPPORT \
1185	|| (s) == APR_OS_START_SYSERR + WSAEAFNOSUPPORT)
1186
1187	#else /* !defined(NETWARE) && !defined(OS2) && !defined(WIN32) */
1188
1189	/*
1190	* os error codes are clib error codes
1191	*/
1192	#define APR_FROM_OS_ERROR(e) (e)
1193	#define APR_TO_OS_ERROR(e) (e)
1194
1195	#define apr_get_os_error() (errno)
1196	#define apr_set_os_error(e) (errno = (e))
1197
1198	/* A special case, only socket calls require this:
1199	*/
1200	#define apr_get_netos_error() (errno)
1201	#define apr_set_netos_error(e) (errno = (e))
1202
1203	/**
1204	* @addtogroup APR_STATUS_IS
1205	* @{
1206	*/
1207
1208	/** permission denied */
1209	#define APR_STATUS_IS_EACCES(s) ((s) == APR_EACCES)
1210	/** file exists */
1211	#define APR_STATUS_IS_EEXIST(s) ((s) == APR_EEXIST)
1212	/** path name is too long */
1213	#define APR_STATUS_IS_ENAMETOOLONG(s) ((s) == APR_ENAMETOOLONG)
1214	/**
1215	* no such file or directory
1216	* @remark
1217	* EMVSCATLG can be returned by the automounter on z/OS for
1218	* paths which do not exist.
1219	*/
1220	#ifdef EMVSCATLG
1221	#define APR_STATUS_IS_ENOENT(s) ((s) == APR_ENOENT \
1222	|| (s) == EMVSCATLG)
1223	#else
1224	#define APR_STATUS_IS_ENOENT(s) ((s) == APR_ENOENT)
1225	#endif
1226	/** not a directory */
1227	#define APR_STATUS_IS_ENOTDIR(s) ((s) == APR_ENOTDIR)
1228	/** no space left on device */
1229	#ifdef EDQUOT
1230	#define APR_STATUS_IS_ENOSPC(s) ((s) == APR_ENOSPC \
1231	|| (s) == EDQUOT)
1232	#else
1233	#define APR_STATUS_IS_ENOSPC(s) ((s) == APR_ENOSPC)
1234	#endif
1235	/** not enough memory */
1236	#define APR_STATUS_IS_ENOMEM(s) ((s) == APR_ENOMEM)
1237	/** too many open files */
1238	#define APR_STATUS_IS_EMFILE(s) ((s) == APR_EMFILE)
1239	/** file table overflow */
1240	#define APR_STATUS_IS_ENFILE(s) ((s) == APR_ENFILE)
1241	/** bad file # */
1242	#define APR_STATUS_IS_EBADF(s) ((s) == APR_EBADF)
1243	/** invalid argument */
1244	#define APR_STATUS_IS_EINVAL(s) ((s) == APR_EINVAL)
1245	/** illegal seek */
1246	#define APR_STATUS_IS_ESPIPE(s) ((s) == APR_ESPIPE)
1247
1248	/** operation would block */
1249	#if !defined(EWOULDBLOCK) || !defined(EAGAIN)
1250	#define APR_STATUS_IS_EAGAIN(s) ((s) == APR_EAGAIN)
1251	#elif (EWOULDBLOCK == EAGAIN)
1252	#define APR_STATUS_IS_EAGAIN(s) ((s) == APR_EAGAIN)
1253	#else
1254	#define APR_STATUS_IS_EAGAIN(s) ((s) == APR_EAGAIN \
1255	|| (s) == EWOULDBLOCK)
1256	#endif
1257
1258	/** interrupted system call */
1259	#define APR_STATUS_IS_EINTR(s) ((s) == APR_EINTR)
1260	/** socket operation on a non-socket */
1261	#define APR_STATUS_IS_ENOTSOCK(s) ((s) == APR_ENOTSOCK)
1262	/** Connection Refused */
1263	#define APR_STATUS_IS_ECONNREFUSED(s) ((s) == APR_ECONNREFUSED)
1264	/** operation now in progress */
1265	#define APR_STATUS_IS_EINPROGRESS(s) ((s) == APR_EINPROGRESS)
1266
1267	/**
1268	* Software caused connection abort
1269	* @remark
1270	* EPROTO on certain older kernels really means ECONNABORTED, so we need to
1271	* ignore it for them. See discussion in new-httpd archives nh.9701 & nh.9603
1272	*
1273	* There is potentially a bug in Solaris 2.x x<6, and other boxes that
1274	* implement tcp sockets in userland (i.e. on top of STREAMS). On these
1275	* systems, EPROTO can actually result in a fatal loop. See PR#981 for
1276	* example. It's hard to handle both uses of EPROTO.
1277	*/
1278	#ifdef EPROTO
1279	#define APR_STATUS_IS_ECONNABORTED(s) ((s) == APR_ECONNABORTED \
1280	|| (s) == EPROTO)
1281	#else
1282	#define APR_STATUS_IS_ECONNABORTED(s) ((s) == APR_ECONNABORTED)
1283	#endif
1284
1285	/** Connection Reset by peer */
1286	#define APR_STATUS_IS_ECONNRESET(s) ((s) == APR_ECONNRESET)
1287	/** Operation timed out
1288	* @deprecated */
1289	#define APR_STATUS_IS_ETIMEDOUT(s) ((s) == APR_ETIMEDOUT)
1290	/** no route to host */
1291	#define APR_STATUS_IS_EHOSTUNREACH(s) ((s) == APR_EHOSTUNREACH)
1292	/** network is unreachable */
1293	#define APR_STATUS_IS_ENETUNREACH(s) ((s) == APR_ENETUNREACH)
1294	/** inappropiate file type or format */
1295	#define APR_STATUS_IS_EFTYPE(s) ((s) == APR_EFTYPE)
1296	/** broken pipe */
1297	#define APR_STATUS_IS_EPIPE(s) ((s) == APR_EPIPE)
1298	/** cross device link */
1299	#define APR_STATUS_IS_EXDEV(s) ((s) == APR_EXDEV)
1300	/** Directory Not Empty */
1301	#define APR_STATUS_IS_ENOTEMPTY(s) ((s) == APR_ENOTEMPTY || \
1302	(s) == APR_EEXIST)
1303	/** Address Family not supported */
1304	#define APR_STATUS_IS_EAFNOSUPPORT(s) ((s) == APR_EAFNOSUPPORT)
1305	/** @} */
1306
1307	#endif /* !defined(NETWARE) && !defined(OS2) && !defined(WIN32) */
1308
1309	/** @} */
1310
1311	#ifdef __cplusplus
1312	}
1313	#endif
1314
1315	#endif /* ! APR_ERRNO_H */
1316

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