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|
function(re2c_bootstrap_parser ypp_file cc_file h_file)
get_filename_component(parent_dir "${cc_file}" DIRECTORY)
file(RELATIVE_PATH relative_parser
"${CMAKE_CURRENT_BINARY_DIR}"
"${CMAKE_CURRENT_SOURCE_DIR}/${ypp_file}")
set(bootstrap_parser "${CMAKE_CURRENT_SOURCE_DIR}/bootstrap/${cc_file}")
set(bootstrap_header "${CMAKE_CURRENT_SOURCE_DIR}/bootstrap/${h_file}")
if (RE2C_REBUILD_PARSERS)
add_custom_command(
OUTPUT ${cc_file} ${h_file}
COMMAND "${CMAKE_COMMAND}" -E make_directory "${parent_dir}"
COMMAND "${BISON_EXECUTABLE}" --warnings --output="${cc_file}" --defines="${h_file}" "${relative_parser}"
COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${cc_file}" "${bootstrap_parser}"
COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${h_file}" "${bootstrap_header}"
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/${ypp_file}"
)
else()
add_custom_command(
OUTPUT ${cc_file} ${h_file}
COMMAND "${CMAKE_COMMAND}" -E make_directory "${parent_dir}"
COMMAND "${CMAKE_COMMAND}" -E copy "${bootstrap_parser}" "${parent_dir}"
COMMAND "${CMAKE_COMMAND}" -E copy "${bootstrap_header}" "${parent_dir}"
DEPENDS "${bootstrap_parser}" "${bootstrap_header}"
COMMENT "Copying bootstrap parser, reconfigure with RE2C_REBUILD_PARSERS to regenerate"
)
endif()
endfunction()
|
