version: add version header

/*-

 *   BSD LICENSE

 *

 *   Copyright (c) Intel Corporation.

 *   All rights reserved.

 *

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 *

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 *       notice, this list of conditions and the following disclaimer.

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 *       contributors may be used to endorse or promote products derived

 *       from this software without specific prior written permission.

 *

 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

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 */

/** \file

 * SPDK version number definitions

 */

#ifndef SPDK_VERSION_H

#define SPDK_VERSION_H

/**

 * Major version number (year of original release minus 2000).

 */

#define SPDK_VERSION_MAJOR	17

/**

 * Minor version number (month of original release).

 */

#define SPDK_VERSION_MINOR	7

/**

 * Patch level.

 *

 * Patch level is incremented on maintenance branch releases and reset to 0 for each

 * new major.minor release.

 */

#define SPDK_VERSION_PATCH	0

/**

 * Version string suffix.

 */

#define SPDK_VERSION_SUFFIX	"-pre"

/**

 * Single numeric value representing a version number for compile-time comparisons.

 *

 * Example usage:

 *

 * \code

 * #if SPDK_VERSION >= SPDK_VERSION_NUM(17, 7, 0)

 * // Use feature from SPDK v17.07

 * #endif

 * \endcode

 */

#define SPDK_VERSION_NUM(major, minor, patch) \

	(((major) * 100 + (minor)) * 100 + (patch))

/**

 * Current version as a SPDK_VERSION_NUM.

 */

#define SPDK_VERSION	SPDK_VERSION_NUM(SPDK_VERSION_MAJOR, SPDK_VERSION_MINOR, SPDK_VERSION_PATCH)

#define SPDK_VERSION_STRINGIFY_x(x)	#x

#define SPDK_VERSION_STRINGIFY(x)	SPDK_VERSION_STRINGIFY_x(x)

#define SPDK_VERSION_MAJOR_STRING	SPDK_VERSION_STRINGIFY(SPDK_VERSION_MAJOR)

#if SPDK_VERSION_MINOR < 10

#define SPDK_VERSION_MINOR_STRING	".0" SPDK_VERSION_STRINGIFY(SPDK_VERSION_MINOR)

#else

#define SPDK_VERSION_MINOR_STRING	"." SPDK_VERSION_STRINGIFY(SPDK_VERSION_MINOR)

#endif

#if SPDK_VERSION_PATCH != 0

#define SPDK_VERSION_PATCH_STRING	"." SPDK_VERSION_STRINGIFY(SPDK_VERSION_PATCH)

#else

#define SPDK_VERSION_PATCH_STRING	""

#endif

/**

 * Human-readable version string.

 */

#define SPDK_VERSION_STRING	\

	"SPDK " \

	SPDK_VERSION_MAJOR_STRING \

	SPDK_VERSION_MINOR_STRING \

	SPDK_VERSION_PATCH_STRING \

	SPDK_VERSION_SUFFIX

#endif