diff -x tags -Naur sms_sdl-0.9.4a-r7.1/sdl/main.c sms_sdl-0.9.4a-r7.1.patched/sdl/main.c
--- sms_sdl-0.9.4a-r7.1/sdl/main.c 2009-10-11 21:49:18.000000000 -0400
+++ sms_sdl-0.9.4a-r7.1.patched/sdl/main.c 2009-10-12 01:41:24.000000000 -0400
@@ -42,17 +42,20 @@
static int parse_args(int argc, char **argv)
{
- int i;
+ int i, name_set = 0;
/* default virtual console emulation settings */
cfg.fm = 0;
cfg.japan = 0;
cfg.filter = -1;
- strcpy(cfg.game_name, argv[1]);
- for(i = 2; i < argc; ++i) {
- if(strcasecmp(argv[i], "--fm") == 0)
+ for(i = 1; i < argc; ++i) {
+ if(!name_set && argv[i][0] != '-') {
+ strcpy(cfg.game_name, argv[i]);
+ name_set++;
+ }
+ else if(strcasecmp(argv[i], "--fm") == 0)
cfg.fm = 1;
else if(strcasecmp(argv[i], "--japan") == 0)
cfg.japan = 1;
@@ -86,6 +89,11 @@
else
printf("WARNING: unknown option '%s'.\n", argv[i]);
}
+ if(!name_set) {
+ printf("ERROR: no ROM filename given\n");
+ return 0;
+ }
+
return 1;
}
@@ -112,13 +120,13 @@
printf(" --filter <mode>\t render using a filter: ");
for(i = 0; i < sizeof(filters) / sizeof(filters[0]) - 1; ++i)
printf("%s,", filters[i].name);
- printf("%s.", filters[i].name);
+ printf("%s.\n", filters[i].name);
return 1;
}
memset(&cfg, 0, sizeof(cfg));
if(!parse_args(argc, argv))
- return 0;
+ return 1;
if(sdlsms_init(&cfg)) {
sdlsms_emulate();
diff -x tags -Naur sms_sdl-0.9.4a-r7.1/sdl/saves.c sms_sdl-0.9.4a-r7.1.patched/sdl/saves.c
--- sms_sdl-0.9.4a-r7.1/sdl/saves.c 2003-07-16 23:20:24.000000000 -0400
+++ sms_sdl-0.9.4a-r7.1.patched/sdl/saves.c 2009-10-11 22:04:10.000000000 -0400
@@ -88,6 +88,11 @@
unzCloseCurrentFile(zf);
unzClose(zf);
+ /* 20091011 bkw: avoid segfaulting if filename contains no dot */
+ if(!strrchr(romfile, '.')) {
+ printf("Invalid filename '%s' (no extension), giving up\n", romfile);
+ return 0;
+ }
if(strcasecmp(strrchr(romfile, '.'), ".gg") == 0)
cart.type = TYPE_GG;
else
@@ -126,6 +131,11 @@
fclose(fd);
+ /* 20091011 bkw: avoid segfaulting if filename contains no dot */
+ if(!strrchr(filename, '.')) {
+ printf("Invalid filename '%s' (no extension), giving up\n", filename);
+ return 0;
+ }
/* Figure out game image type */
if(strcasecmp(strrchr(filename, '.'), ".gg") == 0)
cart.type = TYPE_GG;
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