mirror of
https://github.com/qmk/qmk_firmware.git
synced 2026-09-30 05:50:43 +02:00
72 lines
2.4 KiB
CMake
72 lines
2.4 KiB
CMake
# Simple CMake utility to read variables from MK files
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# - Gets contents from given file (name or path)
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# - Parses the assignment statements
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# - Makes the same assignments in the PARENT_SCOPE
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if(POLICY CMP0007)
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cmake_policy(SET CMP0007 NEW)
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endif()
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function(ParseMakefile MKFile)
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_ParseMakefile(${MKFile})
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endfunction()
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macro(_ParseMakefile MKFile)
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message(VERBOSE "Parsing ${MKFile}")
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file(READ "${MKFile}" FileContents)
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string(REGEX REPLACE "\\\\\r?\n *" " " FileContents ${FileContents})
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string(REGEX REPLACE "(\r?\n)+" ";" FileLines ${FileContents})
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list(REMOVE_ITEM FileLines "")
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foreach(line ${FileLines})
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# if(line MATCHES "\\$\\((.+)\\)")
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# set(MAKE_VARIABLE "${CMAKE_MATCH_1}")
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# string(REPLACE "$(${MAKE_VARIABLE})" "${${MAKE_VARIABLE}}" line ${line})
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# endif()
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# message(STATUS "From: ${line}")
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string(REGEX REPLACE "#.*" "" line ${line})
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if("${line}" STREQUAL "")
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continue()
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endif()
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string(REGEX REPLACE "\\$\\(([^\\(\\)]+)\\)" "${CHIBIOS}" line ${line})
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# message(STATUS "To : ${line}")
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# if(line MATCHES "^include (.+)$")
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# set(MAKE_CHILD ${CMAKE_MATCH_1})
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# message(STATUS "Reading ${MAKE_CHILD}")
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# _ParseMakefile("${MAKE_CHILD}")
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# else()
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string(REPLACE "=" ";" line_split ${line})
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list(LENGTH line_split count)
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if(count LESS 2)
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message(VERBOSE "Skipping ${line}")
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continue()
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endif()
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list(GET line_split -1 value)
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string(STRIP ${value} value)
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separate_arguments(value)
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list(REMOVE_AT line_split -1)
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foreach(var_name ${line_split})
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string(STRIP ${var_name} var_name)
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if(${var_name} MATCHES "([^ \\+]+) *\\+")
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message(VERBOSE "Appending '${CMAKE_MATCH_1}' with '${value}'")
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set(${CMAKE_MATCH_1} ${${CMAKE_MATCH_1}} ${value} PARENT_SCOPE)
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else()
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if(DEFINED CACHE${${var_name}})
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message(VERBOSE "Caching '${var_name}' to '${value}'")
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set(${var_name} ${value} CACHE INTERNAL "")
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else()
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message(VERBOSE "Setting '${var_name}' to '${value}'")
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set(${var_name} ${value} PARENT_SCOPE)
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endif()
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endif()
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endforeach()
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# endif()
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endforeach()
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endmacro() |