From 1857ca47143624ee81acfa61e9cf4ea57bd4b042 Mon Sep 17 00:00:00 2001 From: Daniel Jones Date: Sat, 17 Oct 2020 00:30:01 +1030 Subject: use getopts for argument parsing --- chip8.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'chip8.c') diff --git a/chip8.c b/chip8.c index f181494..0e83917 100644 --- a/chip8.c +++ b/chip8.c @@ -52,21 +52,20 @@ uint8_t chip8_fontset[80] = int load_rom(char *rom) { - int ret = 1; printf("loading rom %s..\n", rom); FILE *romfile; romfile = fopen(rom, "rb"); if (romfile == NULL) { fprintf(stderr, "cannot read rom %s: %s\n", rom, strerror(errno)); - ret = 0; + return 0; } /* read a maximum of MAX_ROM_SIZE bytes into memory starting after the reserved memory */ fread(&memory[PROGRAM_START], 1, MAX_ROM_SIZE, romfile); fclose(romfile); - return ret; + return 1; } void -- cgit v1.2.3