rc fix

src/shell/rc/rc.c

@@ -183,10 +183,25 @@ int main(int argc, char **argv) {
 		return 1;
 	}
 
+	int opt;
+	while ((opt = getopt(argc, argv, "l")) != -1) {
+		switch (opt) {
+			case 'l':
+				break;
+
+			default:
+				printf("rc [script]\n\t[-l UNUSED]\n");
+				return 0;
+		}
+	}
+
+	argv += optind;
+	argc -= optind;
+
 	unsigned int script_flag = 0;
 
 	FILE *fp = stdin;
-	if (argc == 2) {
+	if (argc == 1) {
 		fp = fopen(argv[1], "r");
 		if (fp == NULL) {
 			fprintf(stderr, "rc: %s: %s\n", argv[1], strerror(errno));
@@ -197,6 +212,11 @@ int main(int argc, char **argv) {
 	}
 
 	while (!exit_flag) {
+		if (!script_flag) {
+			printf("> ");
+			fflush(stdin);
+		}
+
 		char *str = readline(fp);
 		if (str == NULL)
 			break;