X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=adns.git;a=blobdiff_plain;f=regress%2Fhplayback.c.m4;h=792952f02046e741b3b96e3012c13ba71bc99ac8;hp=475144a786826589f990499a157b013b1c08b57b;hb=47b9db5941ba11277d7bd62060057202236fb921;hpb=d8fa191ed7774818862febd6ade774cb7e149ab9

diff --git a/regress/hplayback.c.m4 b/regress/hplayback.c.m4
index 475144a..792952f 100644
--- a/regress/hplayback.c.m4
+++ b/regress/hplayback.c.m4
@@ -150,6 +150,11 @@ static void P_updatetime(void) {
 static void Pfdset(fd_set *set, int max) {
   int r, c;
   char *ep;
+
+  if (!set) {
+    Pstring("null","null fdset pointer");
+    return;
+  }
   
   if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("fd set start not [");
   FD_ZERO(set);