static const char *arg_template = NULL;
static bool arg_path = false;
-static int help(void) {
-
+static void help(void) {
printf("%s [OPTIONS...] [NAME...]\n\n"
"Show system and user paths.\n\n"
" -h --help Show this help\n"
" --template=TEMPLATE Insert strings as instance into template\n"
" -u --unescape Unescape strings\n"
" -m --mangle Mangle strings\n"
- " -p --path When escaping/unescaping assume the string is a path\n",
- program_invocation_short_name);
-
- return 0;
+ " -p --path When escaping/unescaping assume the string is a path\n"
+ , program_invocation_short_name);
}
static int parse_argv(int argc, char *argv[]) {
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "hump", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "hump", options, NULL)) >= 0)
switch (c) {
case 'h':
- return help();
+ help();
+ return 0;
case ARG_VERSION:
puts(PACKAGE_STRING);
default:
assert_not_reached("Unhandled option");
}
- }
if (optind >= argc) {
log_error("Not enough arguments.");
fputc('\n', stdout);
finish:
- return r ? EXIT_FAILURE : EXIT_SUCCESS;
+ return r <= 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}