Sensible handling of empty reads.

[adns] / regress / hcommon.c.m4

diff --git a/regress/hcommon.c.m4 b/regress/hcommon.c.m4
index 19c7ba4..59d97ed 100644 (file)
--- a/regress/hcommon.c.m4
+++ b/regress/hcommon.c.m4
@@ -2,7 +2,12 @@ m4_dnl hcommon.c
 m4_dnl (part of complex test harness, not of the library)
 m4_dnl - routines used for both record and playback
 
-m4_dnl  This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson
+m4_dnl  This file is
+m4_dnl    Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
+m4_dnl
+m4_dnl  It is part of adns, which is
+m4_dnl    Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
+m4_dnl    Copyright (C) 1999 Tony Finch <dot@dotat.at>
 m4_dnl  
 m4_dnl  This program is free software; you can redistribute it and/or modify
 m4_dnl  it under the terms of the GNU General Public License as published by
@@ -46,6 +51,9 @@ const struct Terrno Terrnos[]= {
   { "ENOPROTOOPT",               ENOPROTOOPT                  },
   { "ENOSPC",                    ENOSPC                       },
   { "EWOULDBLOCK",               EWOULDBLOCK                  },
+  { "EHOSTUNREACH",              EHOSTUNREACH                 },
+  { "ECONNREFUSED",              ECONNREFUSED                 },
+  { "EPIPE",                     EPIPE                        },
   {  0,                          0                            }
 };
 
@@ -123,7 +131,7 @@ void Tvbbytes(const void *buf, int len) {
   const byte *bp;
   int i;
 
-  if (!len) { Tvba(" empty"); return; }
+  if (!len) { Tvba("\n     ."); return; }
   for (i=0, bp=buf; i<len; i++, bp++) {
     if (!(i&31)) Tvba("\n     ");
     else if (!(i&3)) Tvba(" ");
@@ -177,8 +185,8 @@ void Tvberrno(int e) {
   const struct Terrno *te;
 
   for (te= Terrnos; te->n && te->v != e; te++);
-  if (te->n) Tvba(te->n);
-  else Tvbf("E#%d",e);
+  assert(te->n);
+  Tvba(te->n);
 }
 
 void Tvba(const char *str) {