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svn_props.h
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22  *
23  * @file svn_props.h
24  * @brief Subversion properties
25  */
26 
27 /* ==================================================================== */
28 
29 #ifndef SVN_PROPS_H
30 #define SVN_PROPS_H
31 
32 #include <apr_pools.h> /* for apr_pool_t */
33 #include <apr_tables.h> /* for apr_array_header_t */
34 #include <apr_hash.h> /* for apr_hash_t */
35 
36 #include "svn_types.h" /* for svn_boolean_t, svn_error_t */
37 #include "svn_string.h" /* for svn_string_t */
38 
39 #ifdef __cplusplus
40 extern "C" {
41 #endif /* __cplusplus */
42 
43 /**
44  * @defgroup svn_props_support Properties management utilities
45  * @{
46  */
47 
48 
49 
50 /** A general in-memory representation of a single property. Most of
51  * the time, property lists will be stored completely in hashes. But
52  * sometimes it's useful to have an "ordered" collection of
53  * properties, in which case we use an array of these structures.
54  *
55  * Also: sometimes we want a list that represents a set of property
56  * *changes*, and in this case, an @c apr_hash_t won't work -- there's no
57  * way to represent a property deletion, because we can't store a @c NULL
58  * value in a hash. So instead, we use these structures.
59  */
60 typedef struct svn_prop_t
61 {
62  const char *name; /**< Property name */
63  const svn_string_t *value; /**< Property value */
64 } svn_prop_t;
65 
66 
67 /**
68  * Return a duplicate of @a prop, allocated in @a pool. No part of the new
69  * structure will be shared with @a prop.
70  *
71  * @since New in 1.3.
72  */
73 svn_prop_t *
74 svn_prop_dup(const svn_prop_t *prop,
75  apr_pool_t *pool);
76 
77 
78 /**
79  * Duplicate an @a array of svn_prop_t items using @a pool.
80  *
81  * @since New in 1.3.
82  */
83 apr_array_header_t *
84 svn_prop_array_dup(const apr_array_header_t *array,
85  apr_pool_t *pool);
86 
87 
88 /** A structure to represent inherited properties.
89  *
90  * @since New in 1.8.
91  */
93 {
94  /** The absolute working copy path, relative filesystem path, or URL
95  * from which the properties in @a prop_hash are inherited. (For
96  * details about which path specification format is in use for a
97  * particular instance of this structure, consult the documentation
98  * for the API which produced it.) */
99  const char *path_or_url;
100 
101  /** A hash of (<tt>const char *</tt>) inherited property names, and
102  * (<tt>svn_string_t *</tt>) property values. */
103  apr_hash_t *prop_hash;
104 
106 
107 
108 /**
109  * Given a hash (keys <tt>const char *</tt> and values <tt>const
110  * svn_string_t</tt>) of properties, returns an array of svn_prop_t
111  * items using @a pool.
112  *
113  * @since New in 1.5.
114  */
115 apr_array_header_t *
116 svn_prop_hash_to_array(const apr_hash_t *hash,
117  apr_pool_t *pool);
118 
119 /**
120  * Given an array of svn_prop_t items, return a hash mapping const char *
121  * property names to const svn_string_t * values.
122  *
123  * @warning The behaviour on #svn_prop_t objects with a @c NULL @c
124  * svn_prop_t.value member is undefined.
125  *
126  * @since New in 1.7.
127  */
128 apr_hash_t *
129 svn_prop_array_to_hash(const apr_array_header_t *properties,
130  apr_pool_t *result);
131 
132 /**
133  * Creates a deep copy of @a hash (keys <tt>const char *</tt> and
134  * values <tt>const svn_string_t *</tt>) in @a pool.
135  *
136  * @since New in 1.6.
137  */
138 apr_hash_t *
139 svn_prop_hash_dup(const apr_hash_t *hash,
140  apr_pool_t *pool);
141 
142 /**
143  * Return the value of property @a prop_name as it is in @a properties,
144  * with values <tt>const svn_string_t</tt>. If @a prop_name is not
145  * in @a properties or @a properties is NULL, return NULL.
146  *
147  * @since New in 1.7.
148  */
149 const char *
150 svn_prop_get_value(const apr_hash_t *properties,
151  const char *prop_name);
152 
153 /**
154  * Subversion distinguishes among several kinds of properties,
155  * particularly on the client-side. There is no "unknown" kind; if
156  * there's nothing special about a property name, the default category
157  * is @c svn_prop_regular_kind.
158  */
159 typedef enum svn_prop_kind
160 {
161  /** In .svn/entries, i.e., author, date, etc. */
163 
164  /** Client-side only, stored by specific RA layer. */
166 
167  /** Seen if user does "svn proplist"; note that this includes some "svn:"
168  * props and all user props, i.e. ones stored in the repository fs.
169  */
172 
173 /** Return the property kind of a property named @a prop_name.
174  *
175  * @since New in 1.8.
176  */
178 svn_property_kind2(const char *prop_name);
179 
180 /** Return the prop kind of a property named @a prop_name, and
181  * (if @a prefix_len is non-@c NULL) set @a *prefix_len to the length of
182  * the prefix of @a prop_name that was sufficient to distinguish its kind.
183  *
184  * @deprecated Provided for backward compatibility with the 1.7 API.
185  */
188 svn_property_kind(int *prefix_len,
189  const char *prop_name);
190 
191 
192 /** Return @c TRUE iff @a prop_name represents the name of a Subversion
193  * property. That is, any property name in Subversion's name space for
194  * versioned or unversioned properties, regardless whether the particular
195  * property name is recognized.
196  */
198 svn_prop_is_svn_prop(const char *prop_name);
199 
200 
201 /** Return @c TRUE iff @a props has at least one property whose name
202  * represents the name of a Subversion property, in the sense of
203  * svn_prop_is_svn_prop().
204  *
205  * @since New in 1.5.
206  */
208 svn_prop_has_svn_prop(const apr_hash_t *props,
209  apr_pool_t *pool);
210 
211 /** Return @c TRUE iff @a prop_name is a Subversion property whose
212  * value is interpreted as a boolean.
213  *
214  * @since New in 1.5.
215  */
217 svn_prop_is_boolean(const char *prop_name);
218 
219 /** Return @c TRUE iff @a prop_name is in the "svn:" name space and is a
220  * known revision property ("svn:log" or "svn:date", e.g.).
221  *
222  * This will return @c FALSE for any property name that is not known by this
223  * version of the library, even though the name may be known to other (for
224  * example, later) Subversion software.
225  *
226  * @since New in 1.8.
227  */
229 svn_prop_is_known_svn_rev_prop(const char *prop_name);
230 
231 /** Return @c TRUE iff @a prop_name is in the "svn:" name space and is a
232  * known versioned property that is allowed on a file and/or on a
233  * directory ("svn:eol-style", "svn:ignore", or "svn:mergeinfo", e.g.).
234  *
235  * This will return @c FALSE for any property name that is not known
236  * by this version of the library, even though the name may be known
237  * to other (for example, later) Subversion software.
238  *
239  * @since New in 1.8.
240  */
242 svn_prop_is_known_svn_node_prop(const char *prop_name);
243 
244 /** Return @c TRUE iff @a prop_name is in the "svn:" name space and is
245  * a known versioned property that is allowed on a file
246  * ("svn:eol-style" or "svn:mergeinfo", e.g.).
247  *
248  * This will return @c FALSE for any property name that is not known
249  * by this version of the library, even though the name may be known
250  * to other (for example, later) Subversion software.
251  *
252  * @since New in 1.8.
253  */
255 svn_prop_is_known_svn_file_prop(const char *prop_name);
256 
257 /** Return @c TRUE iff @a prop_name is in the "svn:" name space and is
258  * a known versioned property that is allowed on a directory
259  * ("svn:ignore" or "svn:mergeinfo", e.g.).
260  *
261  * This will return @c FALSE for any property name that is not known
262  * by this version of the library, even though the name may be known
263  * to other (for example, later) Subversion software.
264  *
265  * @since New in 1.8.
266  */
268 svn_prop_is_known_svn_dir_prop(const char *prop_name);
269 
270 /** If @a prop_name requires that its value be stored as UTF8/LF in the
271  * repository, then return @c TRUE. Else return @c FALSE. This is for
272  * users of libsvn_client or libsvn_fs, since it their responsibility
273  * to do this translation in both directions. (See
274  * svn_subst_translate_string()/svn_subst_detranslate_string() for
275  * help with this task.)
276  */
278 svn_prop_needs_translation(const char *prop_name);
279 
280 
281 /** Given a @a proplist array of @c svn_prop_t structures, allocate
282  * three new arrays in @a pool. Categorize each property and then
283  * create new @c svn_prop_t structures in the proper lists. Each new
284  * @c svn_prop_t structure's fields will point to the same data within
285  * @a proplist's structures.
286  *
287  * Callers may pass NULL for each of the property lists in which they
288  * are uninterested. If no props exist in a certain category, and the
289  * property list argument for that category is non-NULL, then that
290  * array will come back with <tt>->nelts == 0</tt>.
291  */
292 svn_error_t *
293 svn_categorize_props(const apr_array_header_t *proplist,
294  apr_array_header_t **entry_props,
295  apr_array_header_t **wc_props,
296  apr_array_header_t **regular_props,
297  apr_pool_t *pool);
298 
299 
300 /** Given two property hashes (<tt>const char *name</tt> -> <tt>const
301  * svn_string_t *value</tt>), deduce the differences between them (from
302  * @a source_props -> @c target_props). Set @a propdiffs to a new array of
303  * @c svn_prop_t structures, with one entry for each property that differs,
304  * including properties that exist in @a source_props or @a target_props but
305  * not both. The @c value field of each entry is that property's value from
306  * @a target_props or NULL if that property only exists in @a source_props.
307  *
308  * Allocate the array from @a pool. Allocate the contents of the array from
309  * @a pool or by reference to the storage of the input hashes or both.
310  *
311  * For note, here's a quick little table describing the logic of this
312  * routine:
313  *
314  * @verbatim
315  source_props target_props event
316  ------------ ------------ -----
317  value = foo value = NULL Deletion occurred.
318  value = foo value = bar Set occurred (modification)
319  value = NULL value = baz Set occurred (creation) @endverbatim
320  */
321 svn_error_t *
322 svn_prop_diffs(apr_array_header_t **propdiffs,
323  const apr_hash_t *target_props,
324  const apr_hash_t *source_props,
325  apr_pool_t *pool);
326 
327 
328 /**
329  * Return @c TRUE iff @a prop_name is a valid property name.
330  *
331  * For now, "valid" means the ASCII subset of an XML "Name".
332  * XML "Name" is defined at http://www.w3.org/TR/REC-xml#sec-common-syn
333  *
334  * @since New in 1.5.
335  */
337 svn_prop_name_is_valid(const char *prop_name);
338 
339 
340 
341 /* Defines for reserved ("svn:") property names. */
342 
343 /** All Subversion property names start with this. */
344 #define SVN_PROP_PREFIX "svn:"
345 
346 
347 /** Visible properties
348  *
349  * These are regular properties that are attached to ordinary files
350  * and dirs, and are visible (and tweakable) by svn client programs
351  * and users. Adding these properties causes specific effects.
352  *
353  * @note the values of these properties are always UTF8-encoded with
354  * LF line-endings. It is the burden of svn library users to enforce
355  * this. Use svn_prop_needs_translation() to discover if a
356  * certain property needs translation, and you can use
357  * svn_subst_translate_string()/svn_subst_detranslate_string()
358  * to do the translation.
359  *
360  * @defgroup svn_prop_visible_props Visible properties
361  * @{
362  */
363 
364 /** Properties whose values are interpreted as booleans (such as
365  * svn:executable, svn:needs_lock, and svn:special) always fold their
366  * value to this.
367  *
368  * @since New in 1.5.
369  */
370 #define SVN_PROP_BOOLEAN_TRUE "*"
371 
372 /** The mime-type of a given file. */
373 #define SVN_PROP_MIME_TYPE SVN_PROP_PREFIX "mime-type"
374 
375 /** The ignore patterns for a given directory. */
376 #define SVN_PROP_IGNORE SVN_PROP_PREFIX "ignore"
377 
378 /** The line ending style for a given file. */
379 #define SVN_PROP_EOL_STYLE SVN_PROP_PREFIX "eol-style"
380 
381 /** The "activated" keywords (for keyword substitution) for a given file. */
382 #define SVN_PROP_KEYWORDS SVN_PROP_PREFIX "keywords"
383 
384 /** Set to either TRUE or FALSE if we want a file to be executable or not. */
385 #define SVN_PROP_EXECUTABLE SVN_PROP_PREFIX "executable"
386 
387 /** The value to force the executable property to when set.
388  *
389  * @deprecated Provided for backward compatibility with the 1.4 API.
390  * Use @c SVN_PROP_BOOLEAN_TRUE instead.
391  */
392 #define SVN_PROP_EXECUTABLE_VALUE SVN_PROP_BOOLEAN_TRUE
393 
394 /** Set to TRUE ('*') if we want a file to be set to read-only when
395  * not locked. FALSE is indicated by deleting the property. */
396 #define SVN_PROP_NEEDS_LOCK SVN_PROP_PREFIX "needs-lock"
397 
398 /** The value to force the needs-lock property to when set.
399  *
400  * @deprecated Provided for backward compatibility with the 1.4 API.
401  * Use @c SVN_PROP_BOOLEAN_TRUE instead.
402  */
403 #define SVN_PROP_NEEDS_LOCK_VALUE SVN_PROP_BOOLEAN_TRUE
404 
405 /** Set if the file should be treated as a special file. */
406 #define SVN_PROP_SPECIAL SVN_PROP_PREFIX "special"
407 
408 /** The value to force the special property to when set.
409  *
410  * @deprecated Provided for backward compatibility with the 1.4 API.
411  * Use @c SVN_PROP_BOOLEAN_TRUE instead.
412  */
413 #define SVN_PROP_SPECIAL_VALUE SVN_PROP_BOOLEAN_TRUE
414 
415 /** Describes external items to check out into this directory.
416  *
417  * The format is a series of lines, each in the following format:
418  * [-r REV] URL[@PEG] LOCALPATH
419  * LOCALPATH is relative to the directory having this property.
420  * REV pins the external to revision REV.
421  * URL may be a full URL or a relative URL starting with one of:
422  * ../ to the parent directory of the extracted external
423  * ^/ to the repository root
424  * / to the server root
425  * // to the URL scheme
426  * The following format is supported for interoperability with
427  * Subversion 1.4 and earlier clients:
428  * LOCALPATH [-r PEG] URL
429  * The ambiguous format 'relative_path relative_path' is taken as
430  * 'relative_url relative_path' with peg revision support.
431  * Lines starting with a '#' character are ignored.
432  */
433 #define SVN_PROP_EXTERNALS SVN_PROP_PREFIX "externals"
434 
435 /** Merge info property used to record a resource's merge history.
436  *
437  * The format is a series of lines containing merge paths and revision
438  * ranges, such as:
439  *
440  * @verbatim
441  /trunk: 1-6,9,37-38
442  /trunk/foo: 10 @endverbatim
443  * @since New in 1.5.
444  */
445 #define SVN_PROP_MERGEINFO SVN_PROP_PREFIX "mergeinfo"
446 
447 /** Property used to record inheritable configuration auto-props.
448  *
449  * @since New in 1.8.
450  */
451 #define SVN_PROP_INHERITABLE_AUTO_PROPS SVN_PROP_PREFIX "auto-props"
452 
453 /** Property used to record inheritable configuration ignores.
454  *
455  * @since New in 1.8.
456  */
457 #define SVN_PROP_INHERITABLE_IGNORES SVN_PROP_PREFIX "global-ignores"
458 
459 /** Meta-data properties.
460  *
461  * The following properties are used for storing meta-data about
462  * individual entries in the meta-data branches of subversion,
463  * see issue #1256 or browseable at
464  * http://svn.apache.org/viewvc/subversion/branches/meta-data-versioning/ .
465  * Furthermore @c svntar (http://svn.borg.ch/svntar/) and @c FSVS
466  * (http://fsvs.tigris.org/) use these, too.
467  *
468  * Please note that these formats are very UNIX-centric currently;
469  * a bit of discussion about Windows can be read at
470  * http://article.gmane.org/gmane.comp.version-control.subversion.devel/103991
471  *
472  * @defgroup svn_prop_meta_data Meta-data properties
473  * @{ */
474 
475 /** The files' last modification time.
476  * This is stored as string in the form @c "2008-08-07T07:38:51.008782Z", to
477  * be converted by the functions @c svn_time_to_cstring() and
478  * @c svn_time_from_cstring(). */
479 #define SVN_PROP_TEXT_TIME SVN_PROP_PREFIX "text-time"
480 
481 /** The files' owner.
482  * Stored as numeric ID, optionally followed by whitespace and the string:
483  * @c "1000 pmarek". Parsers @b should accept any number of whitespace,
484  * and writers @b should put exactly a single space. */
485 #define SVN_PROP_OWNER SVN_PROP_PREFIX "owner"
486 
487 /** The files' group.
488  * The same format as for @c SVN_PROP_OWNER, the owner-property. */
489 #define SVN_PROP_GROUP SVN_PROP_PREFIX "group"
490 
491 /** The files' unix-mode.
492  * Stored in octal, with a leading @c 0; may have 5 digits if any of @c setuid,
493  * @c setgid or @c sticky are set; an example is @c "0644". */
494 #define SVN_PROP_UNIX_MODE SVN_PROP_PREFIX "unix-mode"
495 
496 /** @} */ /* Meta-data properties */
497 
498 /**
499  * This is a list of all user-visible and -settable versioned node
500  * properties.
501  *
502  * @since New in 1.8.
503  */
504 #define SVN_PROP_NODE_ALL_PROPS SVN_PROP_MIME_TYPE, \
505  SVN_PROP_IGNORE, \
506  SVN_PROP_EOL_STYLE, \
507  SVN_PROP_KEYWORDS, \
508  SVN_PROP_EXECUTABLE, \
509  SVN_PROP_NEEDS_LOCK, \
510  SVN_PROP_SPECIAL, \
511  SVN_PROP_EXTERNALS, \
512  SVN_PROP_MERGEINFO, \
513  SVN_PROP_INHERITABLE_AUTO_PROPS, \
514  SVN_PROP_INHERITABLE_IGNORES, \
515  \
516  SVN_PROP_TEXT_TIME, \
517  SVN_PROP_OWNER, \
518  SVN_PROP_GROUP, \
519  SVN_PROP_UNIX_MODE,
520 
521 /** @} */
522 
523 /** WC props are props that are invisible to users: they're generated
524  * by an RA layer, and stored in secret parts of .svn/.
525  *
526  * @defgroup svn_prop_invisible_props Invisible properties
527  * @{
528  */
529 
530 /** The property name *prefix* that makes a property a "WC property".
531  *
532  * For example, WebDAV RA implementations might store a versioned-resource
533  * url as a WC prop like this:
534  *
535  * <pre reason="Should use 'verbatim' instead, but Doxygen v1.6.1 & v1.7.1
536  * then doesn't recognize the #define; presumably a bug.">
537  name = svn:wc:dav_url
538  val = http://www.example.com/repos/452348/e.289 </pre>
539  *
540  * The client will try to protect WC props by warning users against
541  * changing them. The client will also send them back to the RA layer
542  * when committing.
543  */
544 #define SVN_PROP_WC_PREFIX SVN_PROP_PREFIX "wc:"
545 
546 /** Another type of non-user-visible property. "Entry properties" are
547  * stored as fields with the administrative 'entries' file.
548  */
549 #define SVN_PROP_ENTRY_PREFIX SVN_PROP_PREFIX "entry:"
550 
551 /** The revision this entry was last committed to on. */
552 #define SVN_PROP_ENTRY_COMMITTED_REV SVN_PROP_ENTRY_PREFIX "committed-rev"
553 
554 /** The date this entry was last committed to on. */
555 #define SVN_PROP_ENTRY_COMMITTED_DATE SVN_PROP_ENTRY_PREFIX "committed-date"
556 
557 /** The author who last committed to this entry. */
558 #define SVN_PROP_ENTRY_LAST_AUTHOR SVN_PROP_ENTRY_PREFIX "last-author"
559 
560 /** The UUID of this entry's repository. */
561 #define SVN_PROP_ENTRY_UUID SVN_PROP_ENTRY_PREFIX "uuid"
562 
563 /** The lock token for this entry.
564  * @since New in 1.2. */
565 #define SVN_PROP_ENTRY_LOCK_TOKEN SVN_PROP_ENTRY_PREFIX "lock-token"
566 
567 /** When custom, user-defined properties are passed over the wire, they will
568  * have this prefix added to their name.
569  */
570 #define SVN_PROP_CUSTOM_PREFIX SVN_PROP_PREFIX "custom:"
571 
572 /** @} */
573 
574 /**
575  * These are reserved properties attached to a "revision" object in
576  * the repository filesystem. They can be queried by using
577  * svn_fs_revision_prop().
578  *
579  * @defgroup svn_props_revision_props Revision properties
580  * @{
581  */
582 
583 /** The fs revision property that stores a commit's author. */
584 #define SVN_PROP_REVISION_AUTHOR SVN_PROP_PREFIX "author"
585 
586 /** The fs revision property that stores a commit's log message. */
587 #define SVN_PROP_REVISION_LOG SVN_PROP_PREFIX "log"
588 
589 /** The fs revision property that stores a commit's date. */
590 #define SVN_PROP_REVISION_DATE SVN_PROP_PREFIX "date"
591 
592 /** The fs revision property that stores a commit's "original" date.
593  *
594  * The svn:date property must be monotonically increasing, along with
595  * the revision number. In certain scenarios, this may pose a problem
596  * when the revision represents a commit that occurred at a time which
597  * does not fit within the sequencing required for svn:date. This can
598  * happen, for instance, when the revision represents a commit to a
599  * foreign version control system, or possibly when two Subversion
600  * repositories are combined. This property can be used to record the
601  * TRUE, original date of the commit.
602  */
603 #define SVN_PROP_REVISION_ORIG_DATE SVN_PROP_PREFIX "original-date"
604 
605 /** The presence of this fs revision property indicates that the
606  * revision was automatically generated by the mod_dav_svn
607  * autoversioning feature. The value is irrelevant.
608  */
609 #define SVN_PROP_REVISION_AUTOVERSIONED SVN_PROP_PREFIX "autoversioned"
610 
611 
612 /* More reserved revision props in the 'svn:' namespace, used by the
613  svnsync tool: */
614 
615 /** Prefix for all svnsync custom properties.
616  * @since New in 1.4.
617  */
618 #define SVNSYNC_PROP_PREFIX SVN_PROP_PREFIX "sync-"
619 
620 /* The following revision properties are set on revision 0 of
621  * destination repositories by svnsync:
622  */
623 
624 /** Used to enforce mutually exclusive destination repository access.
625  * @since New in 1.4.
626  */
627 #define SVNSYNC_PROP_LOCK SVNSYNC_PROP_PREFIX "lock"
628 
629 /** Identifies the repository's source URL.
630  * @since New in 1.4.
631  */
632 #define SVNSYNC_PROP_FROM_URL SVNSYNC_PROP_PREFIX "from-url"
633 /** Identifies the repository's source UUID.
634  * @since New in 1.4.
635  */
636 #define SVNSYNC_PROP_FROM_UUID SVNSYNC_PROP_PREFIX "from-uuid"
637 
638 /** Identifies the last completely mirrored revision.
639  * @since New in 1.4.
640  */
641 #define SVNSYNC_PROP_LAST_MERGED_REV SVNSYNC_PROP_PREFIX "last-merged-rev"
642 
643 /** Identifies the revision currently being copied.
644  * @since New in 1.4.
645  */
646 #define SVNSYNC_PROP_CURRENTLY_COPYING SVNSYNC_PROP_PREFIX "currently-copying"
647 
648 
649 /**
650  * This is a list of all revision properties.
651  */
652 #define SVN_PROP_REVISION_ALL_PROPS SVN_PROP_REVISION_AUTHOR, \
653  SVN_PROP_REVISION_LOG, \
654  SVN_PROP_REVISION_DATE, \
655  SVN_PROP_REVISION_AUTOVERSIONED, \
656  SVN_PROP_REVISION_ORIG_DATE, \
657  SVNSYNC_PROP_LOCK, \
658  SVNSYNC_PROP_FROM_URL, \
659  SVNSYNC_PROP_FROM_UUID, \
660  SVNSYNC_PROP_LAST_MERGED_REV, \
661  SVNSYNC_PROP_CURRENTLY_COPYING,
662 
663 /** @} */
664 
665 /**
666  * These are reserved properties attached to a "transaction" object in
667  * the repository filesystem in advance of the pre-commit hook script
668  * running on the server, but then automatically removed from the
669  * transaction before its promotion to a new revision.
670  *
671  * @defgroup svn_props_ephemeral_txnprops Ephemeral transaction properties
672  * @{
673  */
674 
675 /** The prefix used for all (ephemeral) transaction properties.
676  *
677  * @since New in 1.8.
678  */
679 #define SVN_PROP_TXN_PREFIX SVN_PROP_PREFIX "txn-"
680 
681 /** Identifies the client version compatibility level. For clients
682  * compiled against Subversion libraries, this is @c SVN_VER_NUMBER.
683  * Third-party implementations are advised to use similar formatting
684  * for values of this property.
685  *
686  * @since New in 1.8.
687  */
688 #define SVN_PROP_TXN_CLIENT_COMPAT_VERSION \
689  SVN_PROP_TXN_PREFIX "client-compat-version"
690 
691 /** Identifies the client's user agent string, if any.
692  *
693  * @since New in 1.8.
694  */
695 #define SVN_PROP_TXN_USER_AGENT \
696  SVN_PROP_TXN_PREFIX "user-agent"
697 
698 /** The prefix reserved for copies of (ephemeral) transaction
699  * properties designed to outlive the transaction. Administrators may
700  * choose to, in their pre-commit hook scripts, copy the values of one
701  * or more properties named @c SVN_PROP_TXN_PREFIX + "something"
702  * to new properties named @c SVN_PROP_REVISION_PREFIX + "something",
703  * allowing that information to survive the commit-time removal of
704  * ephemeral transaction properties.
705  *
706  * @since New in 1.8.
707  */
708 #define SVN_PROP_REVISION_PREFIX SVN_PROP_PREFIX "revision-"
709 
710 
711 /** @} */
712 
713 /** @} */
714 
715 
716 
717 #ifdef __cplusplus
718 }
719 #endif /* __cplusplus */
720 
721 #endif /* SVN_PROPS_H */