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#undef _GNU_SOURCE
#define _GNU_SOURCE
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <signal.h>
#include "input.h"
#include "rc.h"
#include "sys.h"
#include "rckeys.h"
#include "emu.h"
#include "exports.h"
#include "loader.h"
#include "Version"
static char *defaultconfig[] =
{
"bind esc quit",
"bind up +up",
"bind down +down",
"bind left +left",
"bind right +right",
"bind d +a",
"bind s +b",
"bind enter +start",
"bind space +select",
"bind tab +select",
"bind joyup +up",
"bind joydown +down",
"bind joyleft +left",
"bind joyright +right",
"bind joy0 +b",
"bind joy1 +a",
"bind joy2 +select",
"bind joy3 +start",
"bind 1 \"set saveslot 1\"",
"bind 2 \"set saveslot 2\"",
"bind 3 \"set saveslot 3\"",
"bind 4 \"set saveslot 4\"",
"bind 5 \"set saveslot 5\"",
"bind 6 \"set saveslot 6\"",
"bind 7 \"set saveslot 7\"",
"bind 8 \"set saveslot 8\"",
"bind 9 \"set saveslot 9\"",
"bind 0 \"set saveslot 0\"",
"bind ins savestate",
"bind del loadstate",
"source gnuboy.rc",
NULL
};
static void banner()
{
printf("\ngnuboy " VERSION "\n");
}
static void copyright()
{
banner();
printf(
"Copyright (C) 2000-2001 Laguna and Gilgamesh\n"
"Portions contributed by other authors; see CREDITS for details.\n"
"\n"
"This program is free software; you can redistribute it and/or modify\n"
"it under the terms of the GNU General Public License as published by\n"
"the Free Software Foundation; either version 2 of the License, or\n"
"(at your option) any later version.\n"
"\n"
"This program is distributed in the hope that it will be useful,\n"
"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
"GNU General Public License for more details.\n"
"\n"
"You should have received a copy of the GNU General Public License\n"
"along with this program; if not, write to the Free Software\n"
"Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.\n"
"\n");
}
static void usage(char *name)
{
copyright();
printf("Type %s --help for detailed help.\n\n", name);
exit(1);
}
static void copying()
{
copyright();
exit(0);
}
static void help(char *name)
{
banner();
printf("Usage: %s [options] romfile\n", name);
printf("\n"
" --source FILE read rc commands from FILE\n"
" --bind KEY COMMAND bind KEY to perform COMMAND\n"
" --VAR=VALUE set rc variable VAR to VALUE\n"
" --VAR set VAR to 1 (turn on boolean options)\n"
" --no-VAR set VAR to 0 (turn off boolean options)\n"
" --showvars list all available rc variables\n"
" --help display this help and exit\n"
" --version output version information and exit\n"
" --copying show copying permissions\n"
"");
exit(0);
}
static void version(char *name)
{
printf("%s-" VERSION "\n", name);
exit(0);
}
void doevents()
{
event_t ev;
int st;
ev_poll();
while (ev_getevent(&ev))
{
if (ev.type != EV_PRESS && ev.type != EV_RELEASE)
continue;
st = (ev.type != EV_RELEASE);
rc_dokey(ev.code, st);
}
}
static void shutdown()
{
vid_close();
pcm_close();
}
void die(char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
exit(1);
}
static int bad_signals[] =
{
/* These are all standard, so no need to #ifdef them... */
SIGINT, SIGSEGV, SIGTERM, SIGFPE, SIGABRT, SIGILL,
#ifdef SIGQUIT
SIGQUIT,
#endif
#ifdef SIGPIPE
SIGPIPE,
#endif
0
};
static void fatalsignal(int s)
{
die("Signal %d\n", s);
}
static void catch_signals()
{
int i;
for (i = 0; bad_signals[i]; i++)
signal(bad_signals[i], fatalsignal);
}
static char *base(char *s)
{
char *p;
p = strrchr(s, '/');
if (p) return p+1;
return s;
}
int main(int argc, char *argv[])
{
int i;
char *opt, *arg, *cmd, *s, *rom = 0;
/* Avoid initializing video if we don't have to */
for (i = 1; i < argc; i++)
{
if (!strcmp(argv[i], "--help"))
help(base(argv[0]));
else if (!strcmp(argv[i], "--version"))
version(base(argv[0]));
else if (!strcmp(argv[i], "--copying"))
copying();
else if (!strcmp(argv[i], "--bind")) i += 2;
else if (!strcmp(argv[i], "--source")) i++;
else if (!strcmp(argv[i], "--showvars"))
{
show_exports();
exit(0);
}
else if (argv[i][0] == '-' && argv[i][1] == '-');
else if (argv[i][0] == '-' && argv[i][1]);
else rom = argv[i];
}
if (!rom) usage(base(argv[0]));
/* If we have special perms, drop them ASAP! */
vid_preinit();
init_exports();
s = strdup(argv[0]);
sys_sanitize(s);
sys_initpath(s);
for (i = 0; defaultconfig[i]; i++)
rc_command(defaultconfig[i]);
cmd = malloc(strlen(rom) + 11);
sprintf(cmd, "source %s", rom);
s = strchr(cmd, '.');
if (s) *s = 0;
strcat(cmd, ".rc");
rc_command(cmd);
for (i = 1; i < argc; i++)
{
if (!strcmp(argv[i], "--bind"))
{
if (i + 2 >= argc) die("missing arguments to bind\n");
cmd = malloc(strlen(argv[i+1]) + strlen(argv[i+2]) + 9);
sprintf(cmd, "bind %s \"%s\"", argv[i+1], argv[i+2]);
rc_command(cmd);
free(cmd);
i += 2;
}
else if (!strcmp(argv[i], "--source"))
{
if (i + 1 >= argc) die("missing argument to source\n");
cmd = malloc(strlen(argv[i+1]) + 6);
sprintf(cmd, "source %s", argv[++i]);
rc_command(cmd);
free(cmd);
}
else if (!strncmp(argv[i], "--no-", 5))
{
opt = strdup(argv[i]+5);
while ((s = strchr(opt, '-'))) *s = '_';
cmd = malloc(strlen(opt) + 7);
sprintf(cmd, "set %s 0", opt);
rc_command(cmd);
free(cmd);
free(opt);
}
else if (argv[i][0] == '-' && argv[i][1] == '-')
{
opt = strdup(argv[i]+2);
if ((s = strchr(opt, '=')))
{
*s = 0;
arg = s+1;
}
else arg = "1";
while ((s = strchr(opt, '-'))) *s = '_';
while ((s = strchr(arg, ','))) *s = ' ';
cmd = malloc(strlen(opt) + strlen(arg) + 6);
sprintf(cmd, "set %s %s", opt, arg);
rc_command(cmd);
free(cmd);
free(opt);
}
/* short options not yet implemented */
else if (argv[i][0] == '-' && argv[i][1]);
}
/* FIXME - make interface modules responsible for atexit() */
atexit(shutdown);
catch_signals();
vid_init();
pcm_init();
rom = strdup(rom);
sys_sanitize(rom);
loader_init(rom);
emu_reset();
emu_run();
/* never reached */
return 0;
}