Filter out all Nmh-* headers in post(1). Do that silently for empty

[mmh] / uip / post.c

diff --git a/uip/post.c b/uip/post.c
index 526b5e4..ff75197 100644 (file)
--- a/uip/post.c
+++ b/uip/post.c
@@ -709,7 +709,21 @@ putfmt (char *name, char *str, FILE *out)
     }
 
     if ((i = get_header (name, hdrtab)) == NOTOK) {
-       fprintf (out, "%s: %s", name, str);
+       if (strncasecmp (name, "nmh-", 4)) {
+           fprintf (out, "%s: %s", name, str);
+       } else {
+           /* Filter out all Nmh-* headers, because Norm asked.  They
+              should never have reached this point.  Warn about any
+              that are non-empty. */
+           if (strcmp (str, "\n")) {
+               char *newline = strchr (str, '\n');
+               if (newline) *newline = '\0';
+               if (! whomsw) {
+                   advise (NULL, "ignoring header line -- %s: %s", name, str);
+               }
+           }
+       }
+
        return;
     }