spost: Don't send Sign: or Enc: headers out.

Also, fixed the format of header fields with empty values. The trailing
newline is no longer stripped.

diff --git a/uip/spost.c b/uip/spost.c
index de4a6d2..9b2ffcb 100644 (file)
--- a/uip/spost.c
+++ b/uip/spost.c
@@ -314,20 +314,25 @@ putfmt(char *name, char *str, FILE *out)
        char *cp;
        struct headers *hdr;
 
-       /* remove all leading whitespace (even newlines) */
-       while (*str==' ' || *str=='\t' || *str=='\n') {
+       /* remove leading whitespace */
+       while (*str==' ' || *str=='\t') {
                str++;
        }
 
        if ((i = get_header(name, hdrtab)) == NOTOK) {
-               /* no header we would care for: push it through */
-               fprintf(out, "%s: %s", name, str);
+               /* no header we would care for */
+               if (mh_strcasecmp(name, attach_hdr)!=0 &&
+                               mh_strcasecmp(name, sign_hdr)!=0 &&
+                               mh_strcasecmp(name, enc_hdr)!=0) {
+                       /* push it through */
+                       fprintf(out, "%s: %s", name, str);
+               }
                return;
        }
        /* it's one of the interesting headers */
        hdr = &hdrtab[i];
 
-       if (hdr->flags & HIGN || !*str) {
+       if (hdr->flags & HIGN || strcmp(str, "\n")==0) {
                return;
        }