X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/adns/blobdiff_plain/5a5eed735b11d03f51203b39772dcc0129021d68..fa1b90e57a41a62f53f2b7a99621ae8b1348de77:/client/adnstest.c

diff --git a/client/adnstest.c b/client/adnstest.c
index e99f5a1..36d7ffe 100644
--- a/client/adnstest.c
+++ b/client/adnstest.c
@@ -77,7 +77,18 @@ static void failure_status(const char *what, adns_status st) {
 
 static void failure_errno(const char *what, int errnoval) NONRETURNING;
 static void failure_errno(const char *what, int errnoval) {
-  fprintf(stderr,"adns failure: %s: errno=%d\n",what,errnoval);
+  switch (errnoval) {
+#define CE(e) \
+  case e: fprintf(stderr,"adns failure: %s: errno=" #e "\n",what); break
+  CE(EINVAL);
+  CE(EINTR);
+  CE(ESRCH);
+  CE(EAGAIN);
+  CE(ENOSYS);
+  CE(ERANGE);
+#undef CE
+  default: fprintf(stderr,"adns failure: %s: errno=%d\n",what,errnoval); break;
+  }
   quitnow(2);
 }