On Fri, Dec 20, 2024 at 6:07 AM Sami Tolvanen <samitolvanen@xxxxxxxxxx> wrote: > +int main(int argc, char **argv) > +{ > + unsigned int n; > + int opt; > + > + struct option opts[] = { { "debug", 0, NULL, 'd' }, You can add "static const" to opts[] here. I like the array initializer formatted like follows: static const struct option opts[] = { { "debug", 0, NULL, 'd' }, { "dump-dies", 0, &dump_dies, 1 }, { "help", 0, NULL, 'h' }, { 0, 0, NULL, 0 } }; > + { "dump-dies", 0, &dump_dies, 1 }, > + { "help", 0, NULL, 'h' }, > + { 0, 0, NULL, 0 } }; > + -- Best Regards Masahiro Yamada