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authorUlrich Drepper <drepper@redhat.com>2010-08-25 07:43:53 -0700
committerUlrich Drepper <drepper@redhat.com>2010-08-25 07:43:53 -0700
commitdf24a73ecdfea3690821f8176b83d811a5f23725 (patch)
tree4758793d9ca28982393d581d6bad45abee806301 /resolv/res_init.c
parent090555538d4347a52807ba9f08cf20ed13206afe (diff)
downloadglibc-df24a73ecdfea3690821f8176b83d811a5f23725.tar.gz
Missing server address again leads to localhost being used
Diffstat (limited to 'resolv/res_init.c')
-rw-r--r--resolv/res_init.c52
1 files changed, 25 insertions, 27 deletions
diff --git a/resolv/res_init.c b/resolv/res_init.c
index 40dbe7d7e5..202569ddac 100644
--- a/resolv/res_init.c
+++ b/resolv/res_init.c
@@ -176,13 +176,6 @@ __res_vinit(res_state statp, int preinit) {
statp->id = res_randomid();
}
-#ifdef USELOOPBACK
- statp->nsaddr.sin_addr = inet_makeaddr(IN_LOOPBACKNET, 1);
-#else
- statp->nsaddr.sin_addr.s_addr = INADDR_ANY;
-#endif
- statp->nsaddr.sin_family = AF_INET;
- statp->nsaddr.sin_port = htons(NAMESERVER_PORT);
statp->nscount = 0;
statp->ndots = 1;
statp->pfcode = 0;
@@ -321,24 +314,24 @@ __res_vinit(res_state statp, int preinit) {
nserv++;
#ifdef _LIBC
nservall++;
- } else {
- struct in6_addr a6;
- char *el;
+ } else {
+ struct in6_addr a6;
+ char *el;
- if ((el = strchr(cp, '\n')) != NULL)
- *el = '\0';
+ if ((el = strchr(cp, '\n')) != NULL)
+ *el = '\0';
if ((el = strchr(cp, SCOPE_DELIMITER)) != NULL)
*el = '\0';
- if ((*cp != '\0') &&
- (inet_pton(AF_INET6, cp, &a6) > 0)) {
- struct sockaddr_in6 *sa6;
-
- sa6 = malloc(sizeof(*sa6));
- if (sa6 != NULL) {
- sa6->sin6_family = AF_INET6;
- sa6->sin6_port = htons(NAMESERVER_PORT);
+ if ((*cp != '\0') &&
+ (inet_pton(AF_INET6, cp, &a6) > 0)) {
+ struct sockaddr_in6 *sa6;
+
+ sa6 = malloc(sizeof(*sa6));
+ if (sa6 != NULL) {
+ sa6->sin6_family = AF_INET6;
+ sa6->sin6_port = htons(NAMESERVER_PORT);
sa6->sin6_flowinfo = 0;
- sa6->sin6_addr = a6;
+ sa6->sin6_addr = a6;
if (__builtin_expect (el == NULL, 1))
sa6->sin6_scope_id = 0;
@@ -365,9 +358,9 @@ __res_vinit(res_state statp, int preinit) {
statp->_u._ext.nsaddrs[nservall] = sa6;
statp->_u._ext.nssocks[nservall] = -1;
statp->_u._ext.nsmap[nservall] = MAXNS + 1;
- nservall++;
- }
- }
+ nservall++;
+ }
+ }
#endif
}
continue;
@@ -433,6 +426,11 @@ __res_vinit(res_state statp, int preinit) {
#endif
(void) fclose(fp);
}
+ if (__builtin_expect(statp->nscount == 0, 0)) {
+ statp->nsaddr.sin_addr = inet_makeaddr(IN_LOOPBACKNET, 1);
+ statp->nsaddr.sin_family = AF_INET;
+ statp->nsaddr.sin_port = htons(NAMESERVER_PORT);
+ }
if (statp->defdname[0] == 0 &&
__gethostname(buf, sizeof(statp->defdname) - 1) == 0 &&
(cp = strchr(buf, '.')) != NULL)
@@ -538,12 +536,12 @@ res_setoptions(res_state statp, const char *options, const char *source) {
} else if (!strncmp(cp, "no-check-names",
sizeof("no-check-names") - 1)) {
statp->options |= RES_NOCHECKNAME;
- } else if (!strncmp(cp, "edns0", sizeof("edns0") - 1)) {
+ } else if (!strncmp(cp, "edns0", sizeof("edns0") - 1)) {
statp->options |= RES_USE_EDNS0;
- } else if (!strncmp(cp, "single-request-reopen",
+ } else if (!strncmp(cp, "single-request-reopen",
sizeof("single-request-reopen") - 1)) {
statp->options |= RES_SNGLKUPREOP;
- } else if (!strncmp(cp, "single-request",
+ } else if (!strncmp(cp, "single-request",
sizeof("single-request") - 1)) {
statp->options |= RES_SNGLKUP;
} else {