src/TortoiseMerge/svninclude/svn_version.h

   1 /**
   2  * @copyright
   3  * ====================================================================
   4  *    Licensed to the Apache Software Foundation (ASF) under one
   5  *    or more contributor license agreements.  See the NOTICE file
   6  *    distributed with this work for additional information
   7  *    regarding copyright ownership.  The ASF licenses this file
   8  *    to you under the Apache License, Version 2.0 (the
   9  *    "License"); you may not use this file except in compliance
  10  *    with the License.  You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  *    Unless required by applicable law or agreed to in writing,
  15  *    software distributed under the License is distributed on an
  16  *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  17  *    KIND, either express or implied.  See the License for the
  18  *    specific language governing permissions and limitations
  19  *    under the License.
  20  * ====================================================================
  21  * @endcopyright
  22  *
  23  * @file svn_version.h
  24  * @brief Version information.
  25  */
  26
  27 #ifndef SVN_VERSION_H
  28 #define SVN_VERSION_H
  29
  30 /* Hack to prevent the resource compiler from including
  31    apr_general.h.  It doesn't resolve the include paths
  32    correctly and blows up without this.
  33  */
  34 #ifndef APR_STRINGIFY
  35 #include <apr_general.h>
  36 #endif
  37 #include <apr_tables.h>
  38
  39 #include "svn_types.h"
  40
  41 #ifdef __cplusplus
  42 extern "C" {
  43 #endif /* __cplusplus */
  44
  45 \f
  46 /* Symbols that define the version number. */
  47
  48 /* Version numbers: <major>.<minor>.<micro>
  49  *
  50  * The version numbers in this file follow the rules established by:
  51  *
  52  *   http://apr.apache.org/versioning.html
  53  */
  54
  55 /** Major version number.
  56  *
  57  * Modify when incompatible changes are made to published interfaces.
  58  */
  59 #define SVN_VER_MAJOR      1
  60
  61 /** Minor version number.
  62  *
  63  * Modify when new functionality is added or new interfaces are
  64  * defined, but all changes are backward compatible.
  65  */
  66 #define SVN_VER_MINOR      8
  67
  68 /**
  69  * Patch number.
  70  *
  71  * Modify for every released patch.
  72  *
  73  * @since New in 1.1.
  74  */
  75 #define SVN_VER_PATCH      0
  76
  77
  78 /** @deprecated Provided for backward compatibility with the 1.0 API. */
  79 #define SVN_VER_MICRO      SVN_VER_PATCH
  80
  81 /** @deprecated Provided for backward compatibility with the 1.0 API. */
  82 #define SVN_VER_LIBRARY    SVN_VER_MAJOR
  83
  84
  85 /** Version tag: a string describing the version.
  86  *
  87  * This tag remains " (dev build)" in the repository so that we can
  88  * always see from "svn --version" that the software has been built
  89  * from the repository rather than a "blessed" distribution.
  90  *
  91  * When rolling a tarball, we automatically replace this text with " (r1234)"
  92  * (where 1234 is the last revision on the branch prior to the release)
  93  * for final releases; in prereleases, it becomes " (Alpha 1)",
  94  * " (Beta 1)", etc., as appropriate.
  95  *
  96  * Always change this at the same time as SVN_VER_NUMTAG.
  97  */
  98 #define SVN_VER_TAG        " (under development)"
  99
 100
 101 /** Number tag: a string describing the version.
 102  *
 103  * This tag is used to generate a version number string to identify
 104  * the client and server in HTTP requests, for example. It must not
 105  * contain any spaces. This value remains "-dev" in the repository.
 106  *
 107  * When rolling a tarball, we automatically replace this text with ""
 108  * for final releases; in prereleases, it becomes "-alpha1, "-beta1",
 109  * etc., as appropriate.
 110  *
 111  * Always change this at the same time as SVN_VER_TAG.
 112  */
 113 #define SVN_VER_NUMTAG     "-dev"
 114
 115
 116 /** Revision number: The repository revision number of this release.
 117  *
 118  * This constant is used to generate the build number part of the Windows
 119  * file version. Its value remains 0 in the repository.
 120  *
 121  * When rolling a tarball, we automatically replace it with what we
 122  * guess to be the correct revision number.
 123  */
 124 #define SVN_VER_REVISION   0
 125
 126 \f
 127 /* Version strings composed from the above definitions. */
 128
 129 /** Version number */
 130 #define SVN_VER_NUM        APR_STRINGIFY(SVN_VER_MAJOR) \
 131                            "." APR_STRINGIFY(SVN_VER_MINOR) \
 132                            "." APR_STRINGIFY(SVN_VER_PATCH)
 133
 134 /** Version number with tag (contains no whitespace) */
 135 #define SVN_VER_NUMBER     SVN_VER_NUM SVN_VER_NUMTAG
 136
 137 /** Complete version string */
 138 #define SVN_VERSION        SVN_VER_NUMBER SVN_VER_TAG
 139
 140
 141 \f
 142 /* Version queries and compatibility checks */
 143
 144 /**
 145  * Version information. Each library contains a function called
 146  * svn_<i>libname</i>_version() that returns a pointer to a statically
 147  * allocated object of this type.
 148  *
 149  * @since New in 1.1.
 150  */
 151 struct svn_version_t
 152 {
 153   int major;                    /**< Major version number */
 154   int minor;                    /**< Minor version number */
 155   int patch;                    /**< Patch number */
 156
 157   /**
 158    * The version tag (#SVN_VER_NUMTAG). Must always point to a
 159    * statically allocated string.
 160    */
 161   const char *tag;
 162 };
 163
 164 /**
 165  * Define a static svn_version_t object.
 166  *
 167  * @since New in 1.1.
 168  */
 169 #define SVN_VERSION_DEFINE(name) \
 170   static const svn_version_t name = \
 171     { \
 172       SVN_VER_MAJOR, \
 173       SVN_VER_MINOR, \
 174       SVN_VER_PATCH, \
 175       SVN_VER_NUMTAG \
 176     } \
 177
 178 /**
 179  * Generate the implementation of a version query function.
 180  *
 181  * @since New in 1.1.
 182  */
 183 #define SVN_VERSION_BODY \
 184   SVN_VERSION_DEFINE(versioninfo);              \
 185   return &versioninfo
 186
 187 /**
 188  * Check library version compatibility. Return #TRUE if the client's
 189  * version, given in @a my_version, is compatible with the library
 190  * version, provided in @a lib_version.
 191  *
 192  * This function checks for version compatibility as per our
 193  * guarantees, but requires an exact match when linking to an
 194  * unreleased library. A development client is always compatible with
 195  * a previous released library.
 196  *
 197  * @since New in 1.1.
 198  */
 199 svn_boolean_t
 200 svn_ver_compatible(const svn_version_t *my_version,
 201                    const svn_version_t *lib_version);
 202
 203 /**
 204  * Check if @a my_version and @a lib_version encode the same version number.
 205  *
 206  * @since New in 1.2.
 207  */
 208 svn_boolean_t
 209 svn_ver_equal(const svn_version_t *my_version,
 210               const svn_version_t *lib_version);
 211
 212
 213 /**
 214  * An entry in the compatibility checklist.
 215  * @see svn_ver_check_list()
 216  *
 217  * @since New in 1.1.
 218  */
 219 typedef struct svn_version_checklist_t
 220 {
 221   const char *label;            /**< Entry label */
 222
 223   /** Version query function for this entry */
 224   const svn_version_t *(*version_query)(void);
 225 } svn_version_checklist_t;
 226
 227
 228 /**
 229  * Perform a series of version compatibility checks. Checks if @a
 230  * my_version is compatible with each entry in @a checklist. @a
 231  * checklist must end with an entry whose label is @c NULL.
 232  *
 233  * @see svn_ver_compatible()
 234  *
 235  * @since New in 1.1.
 236  */
 237 svn_error_t *
 238 svn_ver_check_list(const svn_version_t *my_version,
 239                    const svn_version_checklist_t *checklist);
 240
 241
 242 /**
 243  * Type of function returning library version.
 244  *
 245  * @since New in 1.6.
 246  */
 247 typedef const svn_version_t *(*svn_version_func_t)(void);
 248
 249
 250 /* libsvn_subr doesn't have an svn_subr header, so put the prototype here. */
 251 /**
 252  * Get libsvn_subr version information.
 253  *
 254  * @since New in 1.1.
 255  */
 256 const svn_version_t *
 257 svn_subr_version(void);
 258
 259
 260 /**
 261  * Extended version information, including info about the running system.
 262  *
 263  * @since New in 1.8.
 264  */
 265 typedef struct svn_version_extended_t svn_version_extended_t;
 266
 267 /**
 268  * Return version information for the running program.  If @a verbose
 269  * is #TRUE, collect extra information that may be expensive to
 270  * retrieve (for example, the OS release name, list of shared
 271  * libraries, etc.).  Use @a pool for all allocations.
 272  *
 273  * @since New in 1.8.
 274  */
 275 const svn_version_extended_t *
 276 svn_version_extended(svn_boolean_t verbose,
 277                      apr_pool_t *pool);
 278
 279
 280 /**
 281  * Accessor for svn_version_extended_t.
 282  *
 283  * @return The date when the libsvn_subr library was compiled, in the
 284  * format defined by the C standard macro @c __DATE__.
 285  *
 286  * @since New in 1.8.
 287  */
 288 const char *
 289 svn_version_ext_build_date(const svn_version_extended_t *ext_info);
 290
 291 /**
 292  * Accessor for svn_version_extended_t.
 293  *
 294  * @return The time when the libsvn_subr library was compiled, in the
 295  * format defined by the C standard macro @c __TIME__.
 296  *
 297  * @since New in 1.8.
 298  */
 299 const char *
 300 svn_version_ext_build_time(const svn_version_extended_t *ext_info);
 301
 302 /**
 303  * Accessor for svn_version_extended_t.
 304  *
 305  * @return The canonical host triplet (arch-vendor-osname) of the
 306  * system where libsvn_subr was compiled.
 307  *
 308  * @note On Unix-like systems (includng Mac OS X), this string is the
 309  * same as the output of the config.guess script.
 310  *
 311  * @since New in 1.8.
 312  */
 313 const char *
 314 svn_version_ext_build_host(const svn_version_extended_t *ext_info);
 315
 316 /**
 317  * Accessor for svn_version_extended_t.
 318  *
 319  * @return The localized copyright notice.
 320  *
 321  * @since New in 1.8.
 322  */
 323 const char *
 324 svn_version_ext_copyright(const svn_version_extended_t *ext_info);
 325
 326 /**
 327  * Accessor for svn_version_extended_t.
 328  *
 329  * @return The canonical host triplet (arch-vendor-osname) of the
 330  * system where the current process is running.
 331  *
 332  * @note This string may not be the same as the output of config.guess
 333  * on the same system.
 334  *
 335  * @since New in 1.8.
 336  */
 337 const char *
 338 svn_version_ext_runtime_host(const svn_version_extended_t *ext_info);
 339
 340 /**
 341  * Accessor for svn_version_extended_t.
 342  *
 343  * @return The "commercial" release name of the running operating
 344  * system, if available.  Not to be confused with, e.g., the output of
 345  * "uname -v" or "uname -r".  The returned value may be @c NULL.
 346  *
 347  * @since New in 1.8.
 348  */
 349 const char *
 350 svn_version_ext_runtime_osname(const svn_version_extended_t *ext_info);
 351
 352 /**
 353  * Dependent library information.
 354  * Describes the name and versions of known dependencies
 355  * used by libsvn_subr.
 356  *
 357  * @since New in 1.8.
 358  */
 359 typedef struct svn_version_ext_linked_lib_t
 360 {
 361   const char *name;             /**< Library name */
 362   const char *compiled_version; /**< Compile-time version string */
 363   const char *runtime_version;  /**< Run-time version string (optional) */
 364 } svn_version_ext_linked_lib_t;
 365
 366 /**
 367  * Accessor for svn_version_extended_t.
 368  *
 369  * @return Array of svn_version_ext_linked_lib_t describing dependent
 370  * libraries.  The returned value may be @c NULL.
 371  *
 372  * @since New in 1.8.
 373  */
 374 const apr_array_header_t *
 375 svn_version_ext_linked_libs(const svn_version_extended_t *ext_info);
 376
 377
 378 /**
 379  * Loaded shared library information.
 380  * Describes the name and, where available, version of the shared libraries
 381  * loaded by the running program.
 382  *
 383  * @since New in 1.8.
 384  */
 385 typedef struct svn_version_ext_loaded_lib_t
 386 {
 387   const char *name;             /**< Library name */
 388   const char *version;          /**< Library version (optional) */
 389 } svn_version_ext_loaded_lib_t;
 390
 391
 392 /**
 393  * Accessor for svn_version_extended_t.
 394  *
 395  * @return Array of svn_version_ext_loaded_lib_t describing loaded
 396  * shared libraries.  The returned value may be @c NULL.
 397  *
 398  * @note On Mac OS X, the loaded frameworks, private frameworks and
 399  * system libraries will not be listed.
 400  *
 401  * @since New in 1.8.
 402  */
 403 const apr_array_header_t *
 404 svn_version_ext_loaded_libs(const svn_version_extended_t *ext_info);
 405
 406
 407 #ifdef __cplusplus
 408 }
 409 #endif /* __cplusplus */
 410
 411 #endif /* SVN_VERSION_H */