52 lines
1.6 KiB
C++

#include <argp.h>
#include <libreborn/config.h>
#include <libreborn/env.h>
#include <trampoline/types.h>
#include "parser.h"
// Globals
const char *argp_program_version = "Reborn v" MCPI_VERSION;
const char *argp_program_bug_address = "<" MCPI_DISCORD_INVITE ">";
static char doc[] = "Minecraft: Pi Edition Modding Project";
// Options
static int env_key = -100;
static argp_option options_data[] = {
{nullptr, 0, nullptr, 0, "Game Options:", 0},
#define OPTION(ignored, name, key, doc) {name, key, nullptr, 0, doc, 0},
#include "option-list.h"
#undef OPTION
{nullptr, 0, nullptr, 0, "Environmental Variables:", 0},
#define ENV(name, doc) {#name, env_key--, nullptr, OPTION_DOC | OPTION_NO_USAGE | (is_env_var_internal(name##_ENV) ? OPTION_HIDDEN : 0), doc, 0},
#include <libreborn/env-list.h>
#ifdef MCPI_BUILD_RUNTIME
#include <trampoline/env-list.h>
#endif
#undef ENV
{nullptr, 0, nullptr, 0, "Help Options:", -1},
{nullptr, 0, nullptr, 0, nullptr, 0}
};
// Parse Options
#define OPTION(name, ignored, key, ...) \
case key: \
options->name = true; \
break;
static error_t parse_opt(int key, __attribute__((unused)) char *arg, argp_state *state) {
options_t *options = (options_t *) state->input;
switch (key) {
#include "option-list.h"
default:
return ARGP_ERR_UNKNOWN;
}
return 0;
}
#undef OPTION
static argp argp = {options_data, parse_opt, nullptr, doc, nullptr, nullptr, nullptr};
options_t parse_options(int argc, char *argv[]) {
options_t options = {};
argp_parse(&argp, argc, argv, 0, nullptr, &options);
return options;
}