diff options
Diffstat (limited to 'src/binfmt/binfmt.c')
| -rw-r--r-- | src/binfmt/binfmt.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/src/binfmt/binfmt.c b/src/binfmt/binfmt.c index 5a42b3dbef..3487602e46 100644 --- a/src/binfmt/binfmt.c +++ b/src/binfmt/binfmt.c @@ -34,6 +34,7 @@ #include "util.h" #include "conf-files.h" #include "fileio.h" +#include "build.h" static const char conf_file_dirs[] = "/etc/binfmt.d\0" @@ -125,7 +126,8 @@ static int help(void) { printf("%s [OPTIONS...] [CONFIGURATION FILE...]\n\n" "Registers binary formats.\n\n" - " -h --help Show this help\n", + " -h --help Show this help\n" + " --version Show package version\n", program_invocation_short_name); return 0; @@ -133,9 +135,14 @@ static int help(void) { static int parse_argv(int argc, char *argv[]) { + enum { + ARG_VERSION = 0x100, + }; + static const struct option options[] = { { "help", no_argument, NULL, 'h' }, - { NULL, 0, NULL, 0 } + { "version", no_argument, NULL, ARG_VERSION }, + {} }; int c; @@ -148,15 +155,18 @@ 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 '?': return -EINVAL; default: - log_error("Unknown option code %c", c); - return -EINVAL; + assert_not_reached("Unhandled option"); } } |