154 lines
5.9 KiB
CMake
154 lines
5.9 KiB
CMake
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##
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# Copyright (C) 2014 Raster Software Vigo
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# Autovala is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Autovala is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the 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 along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Copyright (C) 2013, Valama development team
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#
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# Copyright 2009-2010 Jakob Westhoff All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY JAKOB WESTHOFF ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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# EVENT SHALL JAKOB WESTHOFF OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and documentation are those
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# of the authors and should not be interpreted as representing official policies,
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# either expressed or implied, of Jakob Westhoff
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##
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include(ParseArguments)
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find_package(Vala REQUIRED)
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##
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# Ensure a certain valac version is available
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#
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# The initial argument is the version to check for
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#
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# It may be followed by a optional parameter to specifiy a version range. The
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# following options are valid:
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#
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# EXACT
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# Vala needs to be available in the exact version given
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#
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# MINIMUM
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# The provided version is the minimum version. Therefore Vala needs to be
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# available in the given version or any higher version
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#
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# MAXIMUM
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# The provided version is the maximum. Therefore Vala needs to be available
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# in the given version or any version older than this
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#
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# If no option is specified the version will be treated as a minimal version.
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##
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macro(ensure_vala_version ensure_version)
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if (USE_VALA_BINARY)
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message(STATUS "Forced use of vala binary ${USE_VALA_BINARY}")
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set(VALA_EXECUTABLE ${USE_VALA_BINARY})
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else (USE_VALA_BINARY)
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message(STATUS "checking for Vala version of valac-${ensure_version}")
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unset(version_accepted)
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execute_process(COMMAND "valac-${ensure_version}" "--version"
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OUTPUT_VARIABLE "VALA_VERSION" OUTPUT_STRIP_TRAILING_WHITESPACE)
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if (NOT VALA_VERSION)
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find_program(VALA_EXECUTABLE "valac")
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# If the specific version asked for this project is not found,
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# try to use the one pointed by the valac link
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parse_arguments(ARGS "" "MINIMUM;MAXIMUM;EXACT" ${ARGN})
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set(compare_message "")
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set(error_message "")
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if(ARGS_MINIMUM)
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set(compare_message "a minimum ")
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set(error_message "or greater ")
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elseif(ARGS_MAXIMUM)
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set(compare_message "a maximum ")
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set(error_message "or less ")
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endif(ARGS_MINIMUM)
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message(STATUS "checking for ${compare_message}Vala version of ${ensure_version}" )
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execute_process(COMMAND ${VALA_EXECUTABLE} "--version"
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OUTPUT_VARIABLE "VALA_VERSION" OUTPUT_STRIP_TRAILING_WHITESPACE)
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else(NOT VALA_VERSION)
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set(VALA_EXECUTABLE "valac-${ensure_version}")
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endif(NOT VALA_VERSION)
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# this code allows to identify development versions as the right version
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# e.g. 0.19.1 -> 0.20 ; 0.20.1 -> 0.20 ;
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# But this code seems to not be fine 0.24.0.2-2235 -> 0.26
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# Thanks to Yannick Inizan
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string(REPLACE "Vala" "" "VALA_VERSION" ${VALA_VERSION})
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string(STRIP ${VALA_VERSION} "VALA_VERSION")
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string(REPLACE "." ";" VALA_LIST "${VALA_VERSION}")
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list(GET VALA_LIST 0 maj_ver)
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list(GET VALA_LIST 1 min_ver)
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list(GET VALA_LIST 2 rev_ver)
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math(EXPR is_odd "${min_ver} % 2")
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list(LENGTH VALA_LIST len)
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#if((${is_odd} EQUAL 1))
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# math(EXPR min_ver "${min_ver} + 1")
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#elseif(len GREATER 3)
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# math(EXPR min_ver "${min_ver} + 2")
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#endif()
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set(VALA_SVERSION "${maj_ver}.${min_ver}" CACHE INTERNAL "")
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# MINIMUM is the default if no option is specified
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if(ARGS_EXACT)
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if(${VALA_SVERSION} VERSION_EQUAL ${ensure_version} )
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set(version_accepted TRUE)
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endif(${VALA_SVERSION} VERSION_EQUAL ${ensure_version})
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elseif(ARGS_MAXIMUM)
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if(${VALA_SVERSION} VERSION_LESS ${ensure_version} OR ${VALA_SVERSION} VERSION_EQUAL ${ensure_version})
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set(version_accepted TRUE)
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endif(${VALA_SVERSION} VERSION_LESS ${ensure_version} OR ${VALA_SVERSION} VERSION_EQUAL ${ensure_version})
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else(ARGS_MAXIMUM)
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if(${VALA_SVERSION} VERSION_GREATER ${ensure_version} OR ${VALA_SVERSION} VERSION_EQUAL ${ensure_version})
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set(version_accepted TRUE)
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endif(${VALA_SVERSION} VERSION_GREATER ${ensure_version} OR ${VALA_SVERSION} VERSION_EQUAL ${ensure_version})
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endif(ARGS_EXACT)
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if (NOT version_accepted)
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message(FATAL_ERROR
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"Vala version ${ensure_version} ${error_message}is required."
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)
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endif(NOT version_accepted)
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message(STATUS
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" found Vala, version ${VALA_SVERSION}"
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)
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endif(USE_VALA_BINARY)
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endmacro(ensure_vala_version)
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