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authorUlrich Drepper <drepper@redhat.com>2009-06-11 10:07:33 -0700
committerUlrich Drepper <drepper@redhat.com>2009-06-11 10:07:33 -0700
commit310647e9809986986650994d036af18ca9b17fb2 (patch)
tree9e28d7c9cfeac1b63d67155e9d6959923dc64189 /resolv/res_send.c
parent88ea382fda5af7717f85bb19837c9c99094f3df4 (diff)
downloadglibc-310647e9809986986650994d036af18ca9b17fb2.tar.gz
Remember we switched to single-request mode.
This change prevents repetition in most later calls of the resolver in case the DNS server or the network connection is broken.
Diffstat (limited to 'resolv/res_send.c')
-rw-r--r--resolv/res_send.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/resolv/res_send.c b/resolv/res_send.c
index 25a854f72e..39c69da2bc 100644
--- a/resolv/res_send.c
+++ b/resolv/res_send.c
@@ -1008,7 +1008,7 @@ send_dg(res_state statp,
seconds /= statp->nscount;
if (seconds <= 0)
seconds = 1;
- bool single_request = ((statp->options) & RES_SNGLKUP) != 0;// XXX
+ bool single_request = (statp->options & RES_SNGLKUP) != 0;// XXX
int save_gotsomewhere = *gotsomewhere;
retry:
evNowTime(&now);
@@ -1059,6 +1059,7 @@ send_dg(res_state statp,
have received the first answer. */
if (!single_request)
{
+ statp->options |= RES_SNGLKUP;
single_request = true;
*gotsomewhere = save_gotsomewhere;
goto retry;