Fork of the espurna firmware for `mhsw` switches
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def dummy_ets_printf(target, source, env):
(postmortem_src_file,) = source
(postmortem_obj_file,) = target
cmd = ["xtensa-lx106-elf-objcopy"]
# recent Core switched to cpp+newlib & ets_printf_P
cmd.extend(["--redefine-sym", "ets_printf=dummy_ets_printf"])
cmd.extend(["--redefine-sym", "ets_printf_P=dummy_ets_printf"])
cmd.append(postmortem_obj_file.get_abspath())
env.Execute(env.VerboseAction(" ".join(cmd), "Removing ets_printf / ets_printf_P"))
env.Depends(postmortem_obj_file, "$BUILD_DIR/src/dummy_ets_printf.c.o")