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43 lines
1.4 KiB
CMake
43 lines
1.4 KiB
CMake
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# Macros/functions for debugging CMake
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#
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# Copyright (c) 2016, Larry Shaffer, <lshaffer (at) boundlessgeo (dot) com>>
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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# Dump current CMake variables to file
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#
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# Usage:
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# INCLUDE(CMakeDebugMacros)
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# DUMP_CMAKE_VARS() or DUMP_CMAKE_VARS("regex")
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#
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# regex: optional ARGV0 regular expression for filtering output variable names
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#
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# Outputs the result relative to the current CMake file being processed and
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# writes to a file with name "<file-basename>_cmake-vars.txt" to the current
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# build (binary) directory
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#
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function(DUMP_CMAKE_VARS)
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get_filename_component(_basename ${CMAKE_CURRENT_LIST_FILE} NAME_WE)
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set(_out "${CMAKE_CURRENT_BINARY_DIR}/${_basename}_cmake-vars.txt")
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set(_cmake_vars "")
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get_cmake_property(_varNames VARIABLES)
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foreach(_varName ${_varNames})
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if(ARGV0)
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string(REGEX MATCH "${ARGV0}" _match "${_varName}")
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if(_match)
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set(_cmake_vars "${_cmake_vars}\n\n${_varName}=${${_varName}}")
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endif()
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else()
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set(_cmake_vars "${_cmake_vars}\n\n${_varName}=${${_varName}}")
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endif()
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endforeach()
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message(STATUS "Dumping current CMake variables to ...\n ${_out}")
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file(WRITE "${_out}" "${_cmake_vars}")
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endfunction(DUMP_CMAKE_VARS)
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