File: sysprof-version.h.in

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/* sysprof-version.h.in
 *
 * Copyright © 2016 Christian Hergert <chergert@redhat.com>
 *
 * This file is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 *
 * This file is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef SYSPROF_VERSION_H
#define SYSPROF_VERSION_H

#if !defined(SYSPROF_INSIDE) && !defined(SYSPROF_COMPILATION)
# error "Only <sysprof.h> can be included directly."
#endif

/**
 * SECTION:sysprof-version
 * @short_description: sysprof version checking
 *
 * sysprof provides macros to check the version of the library
 * at compile-time
 */

/**
 * SYSPROF_MAJOR_VERSION:
 *
 * sysprof major version component (e.g. 1 if %SYSPROF_VERSION is 1.2.3)
 */
#define SYSPROF_MAJOR_VERSION (@MAJOR_VERSION@)

/**
 * SYSPROF_MINOR_VERSION:
 *
 * sysprof minor version component (e.g. 2 if %SYSPROF_VERSION is 1.2.3)
 */
#define SYSPROF_MINOR_VERSION (@MINOR_VERSION@)

/**
 * SYSPROF_MICRO_VERSION:
 *
 * sysprof micro version component (e.g. 3 if %SYSPROF_VERSION is 1.2.3)
 */
#define SYSPROF_MICRO_VERSION (@MICRO_VERSION@)

/**
 * SYSPROF_VERSION
 *
 * sysprof version.
 */
#define SYSPROF_VERSION (@VERSION@)

/**
 * SYSPROF_VERSION_S:
 *
 * sysprof version, encoded as a string, useful for printing and
 * concatenation.
 */
#define SYSPROF_VERSION_S "@VERSION@"

#define SYSPROF_ENCODE_VERSION(major,minor,micro) \
        ((major) << 24 | (minor) << 16 | (micro) << 8)

/**
 * SYSPROF_VERSION_HEX:
 *
 * sysprof version, encoded as an hexadecimal number, useful for
 * integer comparisons.
 */
#define SYSPROF_VERSION_HEX \
        (SYSPROF_ENCODE_VERSION (SYSPROF_MAJOR_VERSION, SYSPROF_MINOR_VERSION, SYSPROF_MICRO_VERSION))

/**
 * SYSPROF_CHECK_VERSION:
 * @major: required major version
 * @minor: required minor version
 * @micro: required micro version
 *
 * Compile-time version checking. Evaluates to %TRUE if the version
 * of sysprof is greater than the required one.
 */
#define SYSPROF_CHECK_VERSION(major,minor,micro)   \
        (SYSPROF_MAJOR_VERSION > (major) || \
         (SYSPROF_MAJOR_VERSION == (major) && SYSPROF_MINOR_VERSION > (minor)) || \
         (SYSPROF_MAJOR_VERSION == (major) && SYSPROF_MINOR_VERSION == (minor) && \
          SYSPROF_MICRO_VERSION >= (micro)))

#endif /* SYSPROF_VERSION_H */