diff --git a/src/modal.c b/src/modal.c index 9b07201..5f3206b 100644 --- a/src/modal.c +++ b/src/modal.c @@ -216,23 +216,19 @@ int main(int argc, char **argv) { FILE *f; - char c, *w = bank_a; int i; + char c, *w = bank_a; if(argc < 2) - return !printf("usage: modal [-v] source.modal\n"); - for(i = 1; i < argc && argv[i][0] == '-'; i++) { - if(argv[i][1] == 'v') { - return !printf("Modal Interpreter, 17 Apr 2024.\n"); - } else if(argv[i][1] == 'q') { - fclose(stderr); - } else if(argv[i][1] == 'n') { - cycles = 0xffffffff; - } else { - break; + return !printf("usage: modal [-vqn] source.modal\n"); + for(i = 1; i < argc && *argv[i] == '-'; i++) { + switch(argv[i][1]) { + case 'v': /* version */ return !printf("Modal Interpreter, 18 Apr 2024.\n"); + case 'q': /* quiet */ fclose(stderr); break; + case 'n': /* infinite */ cycles = 0xffffffff; break; } } if(!(f = fopen(argv[i], "r"))) - return !fprintf(stderr, "Invalid Modal file: %s.\n", argv[i]); + return !fprintf(stdout, "Invalid Modal file: %s.\n", argv[i]); while(fread(&c, 1, 1, f)) { c = c <= 0x20 ? 0x20 : c; if(w > bank_a) { @@ -245,6 +241,6 @@ main(int argc, char **argv) while(*(--w) <= ' ') *w = 0; fclose(f); while(rewrite()) - if(!cycles--) return !fprintf(stderr, "Cycle limit exceeded.\n"); + if(!cycles--) return !fprintf(stdout, "Modal rewrites exceeded.\n"); return 0; } \ No newline at end of file