diff options
author | Phil Sutter <phil@nwl.cc> | 2021-09-27 16:59:49 +0200 |
---|---|---|
committer | Phil Sutter <phil@nwl.cc> | 2021-10-20 11:32:54 +0200 |
commit | fe83b12fc910e43e4f22a25b56210b0dd0afc3ee (patch) | |
tree | 6292f50bb841ab78f8af9f44129c3320c0194a6d /iptables/xtables.c | |
parent | 0687852da7ed0a7ec8ebc88b41031dcae18c8898 (diff) |
libxtables: Introduce xtables_globals print_help callback
With optstring being stored in struct xtables_globals as well, it is a
natural choice to store a pointer to a help printer also which matches
the supported options.
Signed-off-by: Phil Sutter <phil@nwl.cc>
Diffstat (limited to 'iptables/xtables.c')
-rw-r--r-- | iptables/xtables.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/iptables/xtables.c b/iptables/xtables.c index 9abfc8f8..2b3cc930 100644 --- a/iptables/xtables.c +++ b/iptables/xtables.c @@ -85,6 +85,7 @@ static struct option original_opts[] = { }; void xtables_exit_error(enum xtables_exittype status, const char *msg, ...) __attribute__((noreturn, format(printf,2,3))); +static void printhelp(const struct xtables_rule_match *m); struct xtables_globals xtables_globals = { .option_offset = 0, @@ -93,6 +94,7 @@ struct xtables_globals xtables_globals = { .orig_opts = original_opts, .exit_err = xtables_exit_error, .compat_rev = nft_compatible_revision, + .print_help = printhelp, }; #define opts xt_params->opts @@ -435,7 +437,7 @@ void do_parse(struct nft_handle *h, int argc, char *argv[], xtables_find_match(cs->protocol, XTF_TRY_LOAD, &cs->matches); - printhelp(cs->matches); + xt_params->print_help(cs->matches); p->command = CMD_NONE; return; |