forked from osmocom/wireshark
47 lines
1.1 KiB
CMake
47 lines
1.1 KiB
CMake
#
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# - Find flex/lex executable
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#
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include(FindChocolatey)
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find_program(LEX_EXECUTABLE
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NAMES
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win_flex
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flex
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lex
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PATHS
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${CHOCOLATEY_BIN_PATH}
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/bin
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/usr/bin
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/usr/local/bin
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/sbin
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)
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INCLUDE(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(LEX DEFAULT_MSG LEX_EXECUTABLE)
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MARK_AS_ADVANCED(LEX_EXECUTABLE)
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# flex a .l file
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MACRO(ADD_LEX_FILES _source _generated)
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FOREACH (_current_FILE ${ARGN})
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GET_FILENAME_COMPONENT(_in ${_current_FILE} ABSOLUTE)
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GET_FILENAME_COMPONENT(_basename ${_current_FILE} NAME_WE)
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SET(_outc ${CMAKE_CURRENT_BINARY_DIR}/${_basename}.c)
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SET(_outh ${CMAKE_CURRENT_BINARY_DIR}/${_basename}_lex.h)
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ADD_CUSTOM_COMMAND(
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OUTPUT ${_outc} ${_outh}
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COMMAND ${LEX_EXECUTABLE} $<$<OR:$<CONFIG:Debug>,$<CONFIG:RelWithDebInfo>>:--debug> -o${_outc} --header-file=${_outh} ${_in}
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DEPENDS ${_in}
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)
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LIST(APPEND ${_source} ${_in})
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LIST(APPEND ${_generated} ${_outc})
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INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR})
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INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR})
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ENDFOREACH (_current_FILE)
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ENDMACRO(ADD_LEX_FILES)
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