diff options
Diffstat (limited to 'src/sysctl')
| -rw-r--r-- | src/sysctl/sysctl.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/src/sysctl/sysctl.c b/src/sysctl/sysctl.c index b5670dbb86..67c787225c 100644 --- a/src/sysctl/sysctl.c +++ b/src/sysctl/sysctl.c @@ -35,6 +35,7 @@ #include "path-util.h" #include "conf-files.h" #include "fileio.h" +#include "build.h" static char **arg_prefixes = NULL; @@ -205,6 +206,7 @@ static int help(void) { printf("%s [OPTIONS...] [CONFIGURATION FILE...]\n\n" "Applies kernel sysctl settings.\n\n" " -h --help Show this help\n" + " --version Show package version\n" " --prefix=PATH Only apply rules that apply to paths with the specified prefix\n", program_invocation_short_name); @@ -214,13 +216,15 @@ static int help(void) { static int parse_argv(int argc, char *argv[]) { enum { + ARG_VERSION = 0x100, ARG_PREFIX }; static const struct option options[] = { { "help", no_argument, NULL, 'h' }, + { "version", no_argument, NULL, ARG_VERSION }, { "prefix", required_argument, NULL, ARG_PREFIX }, - { NULL, 0, NULL, 0 } + {} }; int c; @@ -233,7 +237,11 @@ static int parse_argv(int argc, char *argv[]) { switch (c) { case 'h': - help(); + return help(); + + case ARG_VERSION: + puts(PACKAGE_STRING); + puts(SYSTEMD_FEATURES); return 0; case ARG_PREFIX: { @@ -258,8 +266,7 @@ 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"); } } |