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(uxnemu) Display usage when no roms and no params

This commit is contained in:
Devine Lu Linvega 2023-04-17 10:29:39 -07:00
parent 453f491918
commit 1bf0ffc5e5
2 changed files with 6 additions and 2 deletions
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2
src/uxncli.c
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@ -59,6 +59,8 @@ main(int argc, char **argv)
return emu_error("Boot", "Failed");
if(!system_load(&u, argv[i++]))
return emu_error("Load", "Failed");
if(i == argc)
u.dev[0x17] = CONSOLE_END;
if(!uxn_eval(&u, PAGE_PROGRAM))
return u.dev[0x0f] & 0x7f;
for(; i < argc; i++) {

6
src/uxnemu.c
View File

@ -496,13 +496,15 @@ main(int argc, char **argv)
/* default resolution */
screen_resize(&uxn_screen, WIDTH, HEIGHT);
/* default zoom */
if(strcmp(argv[i], "-1x") == 0 || strcmp(argv[i], "-2x") == 0 || strcmp(argv[i], "-3x") == 0)
if(argc > 1 && (strcmp(argv[i], "-1x") == 0 || strcmp(argv[i], "-2x") == 0 || strcmp(argv[i], "-3x") == 0))
set_zoom(argv[i++][1] - '0');
else if(SDL_GetCurrentDisplayMode(0, &DM) == 0)
set_zoom(DM.w / 1280);
if(i == argc)
return error("usage", "uxnemu [-2x][-3x] file.rom");
/* load rom */
if(!start(&u, argv[i]))
return error("usage", "uxnemu [-2x][-3x] file.rom");
return error("Start", "Failed");
rom_path = argv[i++];
/* read arguments */
for(; i < argc; i++) {