version.h

/* Copyright 2016 Google Inc. All Rights Reserved.

   Distributed under MIT license.
   See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
*/

/* Version definition. */

#ifndef BROTLI_COMMON_VERSION_H_
#define BROTLI_COMMON_VERSION_H_

/* Compose 3 components into a single number. In a hexadecimal representation
   B and C components occupy exactly 3 digits. */
#define BROTLI_MAKE_HEX_VERSION(A, B, C) ((A << 24) | (B << 12) | C)

/* Those macros should only be used when library is compiled together with
   the client. If library is dynamically linked, use BrotliDecoderVersion and
   BrotliEncoderVersion methods. */

#define BROTLI_VERSION_MAJOR 1
#define BROTLI_VERSION_MINOR 1
#define BROTLI_VERSION_PATCH 0

#define BROTLI_VERSION BROTLI_MAKE_HEX_VERSION(                     \
  BROTLI_VERSION_MAJOR, BROTLI_VERSION_MINOR, BROTLI_VERSION_PATCH)

/* This macro is used by build system to produce Libtool-friendly soname. See
   https://www.gnu.org/software/libtool/manual/html_node/Libtool-versioning.html
   Version evolution rules:
    - interfaces added (or change is compatible)      -> current+1:0:age+1
    - interfaces removed (or changed is incompatible) -> current+1:0:0
    - interfaces not changed                          -> current:revision+1:age
 */

#define BROTLI_ABI_CURRENT  2
#define BROTLI_ABI_REVISION 0
#define BROTLI_ABI_AGE      1

#if BROTLI_VERSION_MAJOR != (BROTLI_ABI_CURRENT - BROTLI_ABI_AGE)
#error ABI/API version inconsistency
#endif

#if BROTLI_VERSION_MINOR != BROTLI_ABI_AGE
#error ABI/API version inconsistency
#endif

#if BROTLI_VERSION_PATCH != BROTLI_ABI_REVISION
#error ABI/API version inconsistency
#endif

#endif  /* BROTLI_COMMON_VERSION_H_ */