74 lines
2.7 KiB
CMake
74 lines
2.7 KiB
CMake
#
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# This program source code file is part of KICAD, a free EDA CAD application.
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#
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# Copyright (C) 2015 Wayne Stambaugh <stambaughw@verizon.net>
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# Copyright (C) 2015 KiCad Developers, see AUTHORS.txt for contributors.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, you may find one here:
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# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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# or you may search the http://www.gnu.org website for the version 2 license,
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# or you may write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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#
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function( write_version_header _wvh_version_str_arg )
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if( NOT ${_wvh_version_str_arg} )
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set( _wvh_version_str ${_wvh_version_str_arg} )
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else()
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set( _wvh_version_str "undefined" )
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endif()
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set( _wvh_write_version_file ON )
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# Compare the version argument against the version in the existing header file for a mismatch.
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if( EXISTS ${CMAKE_BINARY_DIR}/version.h )
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file( STRINGS ${CMAKE_BINARY_DIR}/version.h _current_version_str
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REGEX "^#define[\t ]+KICAD_BUILD_VERSION[\t ]+.*" )
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string( REGEX REPLACE "^#define KICAD_BUILD_VERSION \"([()a-zA-Z0-9 -.]+)\".*"
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"\\1" _wvh_last_version "${_current_version_str}" )
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# No change, do not write version.h
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if( _wvh_version_str STREQUAL _wvh_last_version )
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message( STATUS "Not updating ${CMAKE_BINARY_DIR}/version.h" )
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set( _wvh_write_version_file OFF )
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endif()
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endif()
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if( _wvh_write_version_file )
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message( STATUS "Writing version.h file with version: ${_wvh_version_str}" )
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file( WRITE ${CMAKE_BINARY_DIR}/version.h
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"/* Do not modify this file, it was automatically generated by CMake. */
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/*
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* Define the KiCad build version string.
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*/
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#ifndef __KICAD_VERSION_H__
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#define __KICAD_VERSION_H__
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#define KICAD_BUILD_VERSION \"${_wvh_version_str}\"
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#endif /* __KICAD_VERSION_H__ */
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"
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)
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endif()
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# There should always be a valid version.h file. Otherwise, the build will fail.
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if( NOT EXISTS ${CMAKE_BINARY_DIR}/version.h )
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message( FATAL_ERROR "Configuration failed to write file ${CMAKE_BINARY_DIR}/version.h." )
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endif()
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endfunction()
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