cen64/device/options.c
2015-07-03 08:18:35 -04:00

123 lines
2.9 KiB
C

//
// options.c: CEN64 simulation options.
//
// CEN64: Cycle-Accurate Nintendo 64 Emulator.
// Copyright (C) 2015, Tyler J. Stachecki.
//
// This file is subject to the terms and conditions defined in
// 'LICENSE', which is part of this source code package.
//
#include "common.h"
#include "options.h"
const struct cen64_options default_cen64_options = {
NULL, // ddipl_path
NULL, // ddrom_path
NULL, // pifrom_path
NULL, // cart_path
NULL, // debugger_addr
#ifdef _WIN32
false, // console
#endif
false, // enable_debugger
false, // no_interface
};
// Parses the passed command line arguments.
// Returns nonzero if there was a parse error.
int parse_options(struct cen64_options *options, int argc, const char *argv[]) {
int i;
for (i = 0; i < argc - 1; i++) {
#ifdef _WIN32
if (!strcmp(argv[i], "-console"))
options->console = true;
else
#endif
if (!strcmp(argv[i], "-debug")) {
options->enable_debugger = true;
// Check for optional host:port pair.
if ((i + 1) >= (argc - 1) && argv[i + 1][0] != '-')
options->debugger_addr = argv[++i];
else
options->debugger_addr = "localhost:64646";
}
else if (!strcmp(argv[i], "-ddipl")) {
if ((i + 1) >= (argc - 1)) {
printf("-ddipl requires a path to the ROM file.\n\n");
return 1;
}
options->ddipl_path = argv[++i];
}
else if (!strcmp(argv[i], "-ddrom")) {
if ((i + 1) >= (argc - 1)) {
printf("-ddrom requires a path to the ROM file.\n\n");
return 1;
}
options->ddrom_path = argv[++i];
}
else if (!strcmp(argv[i], "-nointerface"))
options->no_interface = true;
// TODO: Handle this better.
else
break;
}
// Took this out to permit emulation
// of the 64DD development package.
#if 0
if (!options->ddipl_path && options->ddrom_path) {
printf("-ddrom requires a -ddipl argument.\n\n");
return 1;
}
#endif
options->pifrom_path = argv[i];
if ((i + 1) < argc)
options->cart_path = argv[i + 1];
if (!options->ddipl_path && !options->ddrom_path && !options->cart_path)
return 1;
return 0;
}
// Prints the command-line usage string.
void print_command_line_usage(const char *invokation_string) {
#ifdef _WIN32
// show_console();
#endif
printf("%s [Options] <PIF IPL ROM Path> [Cart ROM Path]\n\n"
"Options:\n"
#ifdef _WIN32
" -console : Creates/shows this system console window.\n"
#endif
" -debug [addr][:port] : Starts the debugger on interface:port.\n"
" By default, CEN64 uses localhost:64646.\n"
" -ddipl <path> : Path to the 64DD IPL ROM (enables 64DD mode).\n"
" -ddrom <path> : Path to the 64DD disk ROM (requires -ddipl).\n"
" -nointerface : Run emulator without a user interface.\n"
,invokation_string
);
#ifdef _WIN32
// hide_console();
#endif
}