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macro (find_gengetopt)
if (NOT GENGETOPT_EXECUTABLE)
find_program (GENGETOPT_EXECUTABLE gengetopt)
if (NOT GENGETOPT_EXECUTABLE)
message (FATAL_ERROR "gengetopt not found. Aborting...")
endif ()
endif ()
endmacro ()
macro (add_gengetopt_files _basename)
find_gengetopt ()
set (_ggo_extra_input ${ARGV})
set (_ggo_c ${CMAKE_CURRENT_SOURCE_DIR}/${_basename}.c)
set (_ggo_h ${CMAKE_CURRENT_SOURCE_DIR}/${_basename}.h)
set (_ggo_g ${CMAKE_CURRENT_SOURCE_DIR}/${_basename}.ggo)
add_custom_command (
OUTPUT ${_ggo_c} ${_ggo_h}
COMMAND gengetopt ${_ggo_extra_input} -i ${_ggo_g} --output-dir ${CMAKE_CURRENT_SOURCE_DIR}
DEPENDS ${_ggo_g}
# BYPRODUCTS
COMMENT "Generating getopt parser code (cmdline.{h,c}) ..."
VERBATIM
)
set (GGO_C ${_ggo_c})
set (GGO_H ${_ggo_h})
endmacro (add_gengetopt_files)
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