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authorLennart Poettering <lennart@poettering.net>2013-11-06 18:28:39 +0100
committerLennart Poettering <lennart@poettering.net>2013-11-06 18:28:39 +0100
commiteb9da376d76b48585b3b63b4f91903b54f7abd36 (patch)
treef58957844d6248d2df547727a4bfbd1b81c2ef97 /src/sleep/sleep.c
parent4087cb9e8fb90957d90d577e62e8ba056c2258cf (diff)
clients: unify how we invoke getopt_long()
Among other things this makes sure we always expose a --version command and show it in the help texts.
Diffstat (limited to 'src/sleep/sleep.c')
-rw-r--r--src/sleep/sleep.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/src/sleep/sleep.c b/src/sleep/sleep.c
index a56ab89e54..b6a6f60d03 100644
--- a/src/sleep/sleep.c
+++ b/src/sleep/sleep.c
@@ -154,7 +154,7 @@ static int parse_argv(int argc, char *argv[]) {
static const struct option options[] = {
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, ARG_VERSION },
- { NULL, 0, NULL, 0 }
+ {}
};
int c;
@@ -165,8 +165,7 @@ static int parse_argv(int argc, char *argv[]) {
while ((c = getopt_long(argc, argv, "+h", options, NULL)) >= 0)
switch(c) {
case 'h':
- help();
- return 0 /* done */;
+ return help();
case ARG_VERSION:
puts(PACKAGE_STRING);
@@ -177,8 +176,7 @@ static int parse_argv(int argc, char *argv[]) {
return -EINVAL;
default:
- log_error("Unknown option code %c", c);
- return -EINVAL;
+ assert_not_reached("Unhandled option");
}
if (argc - optind != 1) {