diff options
Diffstat (limited to 'transact.c')
| -rw-r--r-- | transact.c | 19 |
1 files changed, 14 insertions, 5 deletions
@@ -379,6 +379,7 @@ int readheaders(int sock, static char *delivered_to = NULL; int n, oldlen, ch, remaining, skipcount; size_t linelen; + int delivered_to_count; struct idlist *idp; flag no_local_matches = FALSE; flag has_nuls; @@ -415,6 +416,7 @@ int readheaders(int sock, oldlen = 0; msgblk.msglen = 0; skipcount = 0; + delivered_to_count = 0; ctl->mimemsg = 0; for (remaining = fetchlen; remaining > 0 || protocol->delimited; ) @@ -653,17 +655,24 @@ int readheaders(int sock, } /* - * We remove all Delivered-To: headers. - * - * This is to avoid false mail loops messages when delivering - * local messages to and from a Postfix/qmail mailserver. + * We remove all Delivered-To: headers if dropdelivered is set + * - special care must be taken if Delivered-To: is also used + * as envelope at the same time. + * + * This is to avoid false mail loops errors when delivering + * local messages to and from a Postfix or qmail mailserver. */ if (ctl->dropdelivered && !strncasecmp(line, "Delivered-To:", 13)) { - if (delivered_to) + if (delivered_to || + ctl->server.envelope == STRING_DISABLED || + !ctl->server.envelope || + strcasecmp(ctl->server.envelope, "Delivered-To") || + delivered_to_count != ctl->server.envskip) free(line); else delivered_to = line; + delivered_to_count++; continue; } |