75 lines
2 KiB
CMake
75 lines
2 KiB
CMake
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#
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# Copyright(c) 2006 to 2018 ADLINK Technology Limited and others
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#
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# This program and the accompanying materials are made available under the
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# terms of the Eclipse Public License v. 2.0 which is available at
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# http://www.eclipse.org/legal/epl-2.0, or the Eclipse Distribution License
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# v. 1.0 which is available at
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# http://www.eclipse.org/org/documents/edl-v10.php.
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#
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# SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
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#
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if(DEFINED ENV{M2})
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list(APPEND _mvn_hints "$ENV{M2}")
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endif()
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if(DEFINED ENV{M2_HOME})
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list(APPEND _mvn_hints "$ENV{M2_HOME}/bin")
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endif()
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# Maven documentation mentions intalling maven under C:\Program Files on
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# Windows and under /opt on *NIX platforms
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if(WIN32)
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set(_program_files_env "ProgramFiles")
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set(_program_files $ENV{${_program_files_env}})
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set(_program_files_x86_env "ProgramFiles(x86)")
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set(_program_files_x86 $ENV{${_program_files_x86_env}})
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if(_program_files)
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list(APPEND _dirs "${_program_files}")
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endif()
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if(_program_files_x86)
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list(APPEND _dirs "${_program_files_x86}")
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endif()
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else()
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list(APPEND _dirs "/opt")
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endif()
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foreach(_dir ${_dirs})
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file(GLOB _mvn_dirs "${_dir}/apache-maven-*")
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foreach(_mvn_dir ${_mvn_dirs})
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if((IS_DIRECTORY "${_mvn_dir}") AND (IS_DIRECTORY "${_mvn_dir}/bin"))
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list(APPEND _mvn_paths "${_mvn_dir}/bin")
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endif()
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endforeach()
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endforeach()
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find_program(Maven_EXECUTABLE
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NAMES mvn
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HINTS ${_mvn_hints}
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PATHS ${_mvn_paths})
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if(Maven_EXECUTABLE)
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execute_process(COMMAND ${Maven_EXECUTABLE} -version
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RESULT_VARIABLE result
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OUTPUT_VARIABLE var
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ERROR_VARIABLE var
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_STRIP_TRAILING_WHITESPACE)
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if(NOT res)
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if(var MATCHES "Apache Maven ([0-9]+)\\.([0-9]+)\\.([0-9]+)")
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set(Maven_VERSION "${CMAKE_MATCH_1}.${CMAKE_MATCH_2}.${CMAKE_MATCH_3}")
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endif()
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endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(Maven
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FOUND_VAR Maven_FOUND
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REQUIRED_VARS Maven_EXECUTABLE
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VERSION_VAR Maven_VERSION)
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mark_as_advanced(Maven_FOUND Maven_EXECUTABLE Maven_VERSION)
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