X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fsrc%2Frouters%2Frf_get_munge_headers.c;h=f08b55adcdf7f0608b278ef0475076705f81cf39;hb=8b4556856d2434c8006df5011d4855c07a7ba2b8;hp=d4af84f6d0fcc15281236f09a0ab967b4d5d51a8;hpb=6023a6ad2ac0294879b14127f62795095da573b5;p=user%2Fhenk%2Fcode%2Fexim.git

diff --git a/src/src/routers/rf_get_munge_headers.c b/src/src/routers/rf_get_munge_headers.c
index d4af84f6d..f08b55adc 100644
--- a/src/src/routers/rf_get_munge_headers.c
+++ b/src/src/routers/rf_get_munge_headers.c
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2014 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 #include "../exim.h"
@@ -44,10 +44,11 @@ if (rblock->extra_headers)
   while ((s = string_nextinlist(&list, &sep, NULL, 0)))
     if (!(s = expand_string(s)))
       {
-      if (!expand_string_forcedfail)
+      if (!f.expand_string_forcedfail)
 	{
-	addr->message = string_sprintf("%s router failed to expand \"%s\": %s",
-	  rblock->name, rblock->extra_headers, expand_string_message);
+	addr->message = string_sprintf(
+	  "%s router failed to expand add_headers item \"%s\": %s",
+	  rblock->name, s, expand_string_message);
 	return DEFER;
 	}
       }
@@ -90,22 +91,32 @@ if (rblock->remove_headers)
   const uschar * list = rblock->remove_headers;
   int sep = ':';
   uschar * s;
+  gstring * g = NULL;
+
+  if (*remove_headers)
+    g = string_cat(NULL, *remove_headers);
 
   while ((s = string_nextinlist(&list, &sep, NULL, 0)))
     if (!(s = expand_string(s)))
       {
-      if (!expand_string_forcedfail)
+      if (!f.expand_string_forcedfail)
 	{
-	addr->message = string_sprintf("%s router failed to expand \"%s\": %s",
-	  rblock->name, rblock->remove_headers, expand_string_message);
+	addr->message = string_sprintf(
+	  "%s router failed to expand remove_headers item \"%s\": %s",
+	  rblock->name, s, expand_string_message);
 	return DEFER;
 	}
       }
     else if (*s)
-      *remove_headers = string_append_listele(*remove_headers, ':', s);
+      g = string_append_listele(g, ':', s);
+
+  if (g)
+    *remove_headers = g->s;
   }
 
 return OK;
 }
 
+/* vi: aw ai sw=2
+*/
 /* End of rf_get_munge_headers.c */