foreach (target ${targets})
add_executable (${api}_${target} ${target}.c)
set_target_properties (${api}_${target} PROPERTIES OUTPUT_NAME ${target})
if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${target}.ref.txt)
foreach (target ${targets})
add_executable (${api}_${target} ${target}.c)
set_target_properties (${api}_${target} PROPERTIES OUTPUT_NAME ${target})
if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${target}.ref.txt)