diff options
Diffstat (limited to 'src/cgls/cgls.c')
| -rw-r--r-- | src/cgls/cgls.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/src/cgls/cgls.c b/src/cgls/cgls.c index 052ac8ffca..6e9bd232a9 100644 --- a/src/cgls/cgls.c +++ b/src/cgls/cgls.c @@ -46,8 +46,7 @@ static bool arg_all = false; static int arg_full = -1; static char* arg_machine = NULL; -static int help(void) { - +static void help(void) { printf("%s [OPTIONS...] [CGROUP...]\n\n" "Recursively show control group contents.\n\n" " -h --help Show this help\n" @@ -56,10 +55,8 @@ static int help(void) { " -a --all Show all groups, including empty\n" " -l --full Do not ellipsize output\n" " -k Include kernel threads in output\n" - " -M --machine Show container\n", - program_invocation_short_name); - - return 0; + " -M --machine Show container\n" + , program_invocation_short_name); } static int parse_argv(int argc, char *argv[]) { @@ -84,12 +81,13 @@ static int parse_argv(int argc, char *argv[]) { assert(argc >= 1); assert(argv); - while ((c = getopt_long(argc, argv, "hkalM:", options, NULL)) >= 0) { + while ((c = getopt_long(argc, argv, "hkalM:", options, NULL)) >= 0) switch (c) { case 'h': - return help(); + help(); + return 0; case ARG_VERSION: puts(PACKAGE_STRING); @@ -122,7 +120,6 @@ static int parse_argv(int argc, char *argv[]) { default: assert_not_reached("Unhandled option"); } - } return 1; } |