#
#  Copyright (c) 2018, Intel Corporation
#  All rights reserved.
#
#  Redistribution and use in source and binary forms, with or without
#  modification, are permitted provided that the following conditions are
#  met:
#
#    * Redistributions of source code must retain the above copyright
#      notice, this list of conditions and the following disclaimer.
#
#    * Redistributions in binary form must reproduce the above copyright
#      notice, this list of conditions and the following disclaimer in the
#      documentation and/or other materials provided with the distribution.
#
#    * Neither the name of Intel Corporation nor the names of its
#      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 "AS
#   IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
#   TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
#   PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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#   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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#   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#
# ispc Git.cmake
#
find_program(GIT_BINARY NAMES git)
    message(STATUS "GIT_BINARY: ${GIT_BINARY}")
    if (GIT_BINARY)
        execute_process(
            COMMAND ${GIT_BINARY} rev-parse --short=16 HEAD
            WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
            OUTPUT_VARIABLE GIT_COMMIT 
            OUTPUT_STRIP_TRAILING_WHITESPACE
        )
    string(CONCAT GIT_COMMIT_HASH "commit " ${GIT_COMMIT})
    endif()