diff options
Diffstat (limited to 'src/pathchk.c')
| -rw-r--r-- | src/pathchk.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/pathchk.c b/src/pathchk.c index 7302e3859..e6da04ea2 100644 --- a/src/pathchk.c +++ b/src/pathchk.c @@ -41,6 +41,8 @@ #include <stdio.h> #include <getopt.h> #include <sys/types.h> + +#include "version.h" #include "system.h" #ifdef _POSIX_VERSION @@ -96,9 +98,17 @@ static void usage (); /* The name this program was run with. */ char *program_name; +/* If non-zero, display usage information and exit. */ +static int show_help; + +/* If non-zero, print the version on standard output and exit. */ +static int show_version; + static struct option const longopts[] = { + {"help", no_argument, &show_help, 1}, {"portability", no_argument, NULL, 'p'}, + {"version", no_argument, &show_version, 1}, {NULL, 0, NULL, 0} }; @@ -117,14 +127,27 @@ main (argc, argv) { switch (optc) { + case 0: + break; + case 'p': check_portability = 1; break; + default: usage (); } } + if (show_version) + { + printf ("%s\n", version_string); + exit (0); + } + + if (show_help) + usage (); + if (optind == argc) usage (); |