reactos/sdk/cmake/bison-flex.cmake

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# Simply use :
# add_bison_files(foo.y)
# and
# add_flex_files(foo.l)
# then add ${CMAKE_CURRENT_BINARY_DIR}/foo.tab.c
# and ${CMAKE_CURRENT_BINARY_DIR}/foo.yy.c to the source list
function(add_bison_files)
foreach(_file ${ARGN})
get_filename_component(_name ${_file} NAME_WE)
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_name}.tab.c ${CMAKE_CURRENT_BINARY_DIR}/${_name}.tab.h
COMMAND bison -p ${_name}_ -o ${CMAKE_CURRENT_BINARY_DIR}/${_name}.tab.c --defines=${CMAKE_CURRENT_BINARY_DIR}/${_name}.tab.h ${CMAKE_CURRENT_SOURCE_DIR}/${_file}
DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_file})
endforeach()
endfunction()
function(add_flex_files)
foreach(_file ${ARGN})
get_filename_component(_name ${_file} NAME_WE)
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_name}.yy.c ${CMAKE_CURRENT_BINARY_DIR}/${_name}.yy.h
COMMAND flex -o ${CMAKE_CURRENT_BINARY_DIR}/${_name}.yy.c --header-file=${CMAKE_CURRENT_BINARY_DIR}/${_name}.yy.h ${CMAKE_CURRENT_SOURCE_DIR}/${_file}
DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_file})
endforeach()
endfunction()