nslookup: change -stats to -debug (it's a bug in bind that it accepts -s)
function old new delta packed_usage 32211 32189 -22 nslookup_main 2754 2692 -62 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-84) Total: -84 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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@ -21,7 +21,7 @@
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//kbuild:lib-$(CONFIG_NSLOOKUP) += nslookup.o
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//usage:#define nslookup_trivial_usage
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//usage: IF_FEATURE_NSLOOKUP_BIG("[-type=QUERY_TYPE] ") "HOST [DNS_SERVER]"
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//usage: IF_FEATURE_NSLOOKUP_BIG("[-type=QUERY_TYPE] [-debug] ") "HOST [DNS_SERVER]"
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//usage:#define nslookup_full_usage "\n\n"
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//usage: "Query DNS about HOST"
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//usage:
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@ -306,7 +306,7 @@ static const char *const rcodes[] = {
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};
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#if ENABLE_FEATURE_IPV6
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static const char v4_mapped[] = { 0,0,0,0,0,0,0,0,0,0,0xff,0xff };
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static const char v4_mapped[12] = { 0,0,0,0, 0,0,0,0, 0,0,0xff,0xff };
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#endif
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struct globals {
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@ -325,7 +325,7 @@ struct globals {
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} while (0)
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enum {
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OPT_stats = (1 << 0),
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OPT_debug = (1 << 0),
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};
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static int parse_reply(const unsigned char *msg, size_t len)
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@ -634,7 +634,7 @@ static int send_queries(struct ns *ns, struct query *query, int n_queries)
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query[qn].rlen = recvlen;
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tcur = monotonic_ms();
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#if 1
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if (option_mask32 & OPT_stats) {
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if (option_mask32 & OPT_debug) {
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printf("Query #%d completed in %ums:\n", qn, tcur - tstart);
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}
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if (rcode != 0) {
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@ -788,7 +788,7 @@ int nslookup_main(int argc UNUSED_PARAM, char **argv)
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"querytype\0" /* 1 */
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"port\0" /* 2 */
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"retry\0" /* 3 */
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"stats\0" /* 4 */
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"debug\0" /* 4 */
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"t\0" /* disambiguate with "type": else -t=2 fails */
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"timeout\0" /* 6 */
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"";
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@ -829,7 +829,7 @@ int nslookup_main(int argc UNUSED_PARAM, char **argv)
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G.default_retry = xatou_range(val, 1, INT_MAX);
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}
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if (i == 4) {
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option_mask32 |= OPT_stats;
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option_mask32 |= OPT_debug;
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}
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if (i > 4) {
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G.default_timeout = xatou_range(val, 1, INT_MAX / 1000);
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@ -883,10 +883,12 @@ int nslookup_main(int argc UNUSED_PARAM, char **argv)
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c = send_queries(&G.server[rc], queries, n_queries);
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if (c > 0) {
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/* more than zero replies received */
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if (option_mask32 & OPT_stats) {
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#if 0 /* which version does this? */
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if (option_mask32 & OPT_debug) {
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printf("Replies:\t%d\n", G.server[rc].replies);
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printf("Failures:\t%d\n\n", G.server[rc].failures);
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}
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#endif
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break;
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//FIXME: we "break" even though some queries may still be not answered, and other servers may know them?
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}
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@ -900,7 +902,8 @@ int nslookup_main(int argc UNUSED_PARAM, char **argv)
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// $ nslookup gmail.com 8.8.8.8
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// ;; connection timed out; no servers could be reached
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//
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// $ nslookup -s gmail.com 8.8.8.8; echo EXITCODE:$?
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// Using TCP mode:
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// $ nslookup -vc gmail.com 8.8.8.8; echo EXITCODE:$?
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// <~10 sec>
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// ;; Connection to 8.8.8.8#53(8.8.8.8) for gmail.com failed: timed out.
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// <~10 sec>
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