nslookup: return exitcode 1 on resolution errors
function old new delta
nslookup_main 757 760 +3
send_queries 1690 1677 -13
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/networking/nslookup.c b/networking/nslookup.c
index cd3c000..24e09d4 100644
--- a/networking/nslookup.c
+++ b/networking/nslookup.c
@@ -257,7 +257,7 @@
struct ns {
const char *name;
len_and_sockaddr *lsa;
- int failures;
+ //UNUSED: int failures;
int replies;
};
@@ -320,6 +320,7 @@
struct query *query;
char *search;
smalluint have_search_directive;
+ smalluint exitcode;
} FIX_ALIASING;
#define G (*(struct globals*)bb_common_bufsiz1)
#define INIT_G() do { \
@@ -593,7 +594,7 @@
/* Retry immediately on SERVFAIL */
if (rcode == 2) {
- ns->failures++;
+ //UNUSED: ns->failures++;
if (servfail_retry) {
servfail_retry--;
write(pfd.fd, G.query[qn].query, G.query[qn].qlen);
@@ -612,9 +613,12 @@
if (rcode != 0) {
printf("** server can't find %s: %s\n",
G.query[qn].name, rcodes[rcode]);
+ G.exitcode = EXIT_FAILURE;
} else {
- if (parse_reply(reply, recvlen) < 0)
+ if (parse_reply(reply, recvlen) < 0) {
printf("*** Can't find %s: Parse error\n", G.query[qn].name);
+ G.exitcode = EXIT_FAILURE;
+ }
}
bb_putchar('\n');
n_replies++;
@@ -988,7 +992,7 @@
free(G.query);
}
- return EXIT_SUCCESS;
+ return G.exitcode;
}
#endif