Explain briefly what the snippet does.
Explain briefly how the snippet works.
#include <config.h>
#include <system.h>
/* String containing name the program is called with. */
const char *program_name;
static const struct option longopts[] =
{
{"greeting", require_argument, NULL, 'g'},
{ "help", no_argument, NULL, ’h’ },
{ "next-generation", no_argument, NULL, ’n’ },
{ "traditional", no_argument, NULL, ’t’ },
{ "version", no_argument, NULL, ’v’ },
{ NULL, 0, NULL, 0 }
};