X-Git-Url: http://dolda2000.com/gitweb/?p=icmp-dn.git;a=blobdiff_plain;f=src%2Fidnlookup.c;h=4866c810abeede8a25379f7bd4036cf980bc76aa;hp=b120c52090dcc5a55bb6a67d02b7d6de4dab8d07;hb=5bd036b52f6cfa5dfbfe43f487fcc61821dd6ed6;hpb=a6e9ff69fc949a4922ef4d8408a46af9f70707e9

diff --git a/src/idnlookup.c b/src/idnlookup.c
index b120c52..4866c81 100644
--- a/src/idnlookup.c
+++ b/src/idnlookup.c
@@ -157,7 +157,10 @@ int main(int argc, char **argv)
     memset(&aihint, 0, sizeof(aihint));
     aihint.ai_socktype = SOCK_RAW;
     aihint.ai_protocol = IPPROTO_ICMP;
-    ret = getaddrinfo(argv[optind], NULL, &aihint, &ai);
+    if((ret = getaddrinfo(argv[optind], NULL, &aihint, &ai)) != 0) {
+	fprintf(stderr, "%s: %s\n", argv[optind], gai_strerror(ret));
+	exit(1);
+    }
     
     for(cai = ai; cai != NULL; cai = cai->ai_next) {
 	if((s = socket(cai->ai_family, SOCK_RAW, IPPROTO_ICMP)) < 0) {