import os Import("env") custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/variants/STEVAL_F401VE/ldscript.ld") for i, flag in enumerate(env["LINKFLAGS"]): if "-Wl,-T" in flag: env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script elif flag == "-T": env["LINKFLAGS"][i + 1] = custom_ld_script