platform.txt

# Original line for compiling C files
recipe.c.o.pattern="{compiler.path}{compiler.c.cmd}" -c {compiler.c.flags} {compiler.c.extra_flags} {build.extra_flags} {build.flags.c} {build.flags.optimize} {build.flags.cpu} {build.flags.common} {includes} "{source_file}" -o "{object_file}"

# Modified line to exclude `examples` directory
recipe.c.o.pattern="{compiler.path}{compiler.c.cmd}" -c {compiler.c.flags} {compiler.c.extra_flags} {build.extra_flags} {build.flags.c} {build.flags.optimize} {build.flags.cpu} {build.flags.common} {includes} "{source_file}" -o "{object_file}" || [[ ! -e examples/* ]]