diff options
Diffstat (limited to 'iptunnel.c')
| -rw-r--r-- | iptunnel.c | 17 |
1 files changed, 16 insertions, 1 deletions
@@ -31,6 +31,8 @@ #include <linux/if_tunnel.h> #include "intl.h" +#include "net-support.h" +#include "version.h" #undef GRE_CSUM #define GRE_CSUM htons(0x8000) @@ -56,6 +58,16 @@ #include "utils.h" +char *Release = RELEASE, + *Version = "iptunnel 1.0", + *Signature = "Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>"; + +static void version(void) +{ + printf("%s\n%s\n%s\n", Release, Version, Signature); + exit(E_VERSION); +} + static void usage(void) __attribute__((noreturn)); static void usage(void) @@ -63,7 +75,8 @@ static void usage(void) fprintf(stderr, _("Usage: iptunnel { add | change | del | show } [ NAME ]\n")); fprintf(stderr, _(" [ mode { ipip | gre | sit } ] [ remote ADDR ] [ local ADDR ]\n")); fprintf(stderr, _(" [ [i|o]seq ] [ [i|o]key KEY ] [ [i|o]csum ]\n")); - fprintf(stderr, _(" [ ttl TTL ] [ tos TOS ] [ nopmtudisc ] [ dev PHYS_DEV ]\n\n")); + fprintf(stderr, _(" [ ttl TTL ] [ tos TOS ] [ nopmtudisc ] [ dev PHYS_DEV ]\n")); + fprintf(stderr, _(" iptunnel -V | --version\n\n")); fprintf(stderr, _("Where: NAME := STRING\n")); fprintf(stderr, _(" ADDR := { IP_ADDRESS | any }\n")); fprintf(stderr, _(" TOS := { NUMBER | inherit }\n")); @@ -583,6 +596,8 @@ int main(int argc, char **argv) ++show_stats; } else if (matches(argv[1], "-resolve") == 0) { ++resolve_hosts; + } else if ((matches(argv[1], "-V") == 0) || (matches(argv[1], "--version") == 0)) { + version(); } else usage(); argc--; argv++; |