forked from osmocom/wireshark
58 lines
1.2 KiB
CMake
58 lines
1.2 KiB
CMake
# - Find lex executable
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#
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INCLUDE(FindCygwin)
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FIND_PROGRAM(LEX_EXECUTABLE
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NAMES
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flex
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lex
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PATH
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${CYGWIN_INSTALL_PATH}/bin
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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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MARK_AS_ADVANCED(
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LEX_EXECUTABLE
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)
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# flex a .l file
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# search flex
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MACRO(FIND_LEX)
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IF(NOT LEX_EXECUTABLE)
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FIND_PROGRAM(LEX_EXECUTABLE flex)
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IF (NOT LEX_EXECUTABLE)
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MESSAGE(FATAL_ERROR "flex not found - aborting")
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ENDIF (NOT LEX_EXECUTABLE)
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ENDIF(NOT LEX_EXECUTABLE)
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ENDMACRO(FIND_LEX)
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MACRO(ADD_LEX_FILES _sources )
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FIND_LEX()
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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}
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# COMMAND ${LEX_EXECUTABLE}
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COMMAND ${CMAKE_SOURCE_DIR}/tools/runlex.sh ${LEX_EXECUTABLE}
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ARGS
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-o${_outc}
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--header-file=${_outh}
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${_in}
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DEPENDS ${_in}
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)
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SET(${_sources} ${${_sources}} ${_outc} )
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ENDFOREACH (_current_FILE)
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ENDMACRO(ADD_LEX_FILES)
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