tictactoe/game/parse_args.cpp

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#include "parse_args.hpp"
[[ noreturn ]] void ra::print_usage_and_exit(int code)
{
puts("Использование: lesson_8 [option] [arguments] ...\n");
puts(" -h, --help Получить информацию об использовании");
puts(" -s, --size <count columns> Размер сетки N*N");
puts(" -w, --width <size> Ширина/высота игрового окна");
puts(" -m, --margin <size> Размер внутреннего отступа от границы окна до игрового поля");
exit(code);
}
void ra::parse_args(int argc, char *argv[], key **keys)
{
int next_option = 0;
do{
next_option = getopt_long(argc, argv, short_options, long_options, nullptr);
switch(next_option)
{
case 's':
ra::get_argument(keys[ksize]);
break;
case 'w':
ra::get_argument(keys[kwidth]);
break;
case 'm':
ra::get_argument(keys[kmargin]);
break;
case 'h':
ra::print_usage_and_exit(0);
break;
case '?':
ra::print_usage_and_exit(1);
break;
}
} while (next_option != -1);
}
void ra::get_argument(key *curKey)
{
if (curKey->isset)
ra::print_usage_and_exit(3);
curKey->arguments[0] = optarg;
curKey->isset = true;
curKey->count = 1;
}