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-rw-r--r--notmuch-reply.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/notmuch-reply.c b/notmuch-reply.c
index 8eb4754d..39377e18 100644
--- a/notmuch-reply.c
+++ b/notmuch-reply.c
@@ -296,28 +296,23 @@ guess_from_received_header (notmuch_config_t *config, notmuch_message_t *message
received = notmuch_message_get_header (message, "received");
by = strstr (received, " by ");
if (by && *(by+4)) {
- /* we know that there are 4 characters after by - either the 4th one
- * is '\0' (broken header) or it is the first letter of the hostname
- * that last received this email - which we'll use to guess the right
- * from email address
+ /* sadly, the format of Received: headers is a bit inconsistent,
+ * depending on the MTA used. So we try to extract just the MTA
+ * here by removing leading whitespace and assuming that the MTA
+ * name ends at the next whitespace
+ * we test for *(by+4) to be non-'\0' to make sure there's something
+ * there at all - and then assume that the first whitespace delimited
+ * token that follows is the last receiving server
*/
mta = strdup (by+4);
if (mta == NULL)
return NULL;
-
- /* After the MTA comes its IP address (or HELO response) in parenthesis.
- * so let's terminate the string there
- */
- if ((ptr = strchr (mta, '(')) == NULL) {
- free (mta);
+ token = strtok(mta," \t");
+ if (token == NULL)
return NULL;
- }
- *ptr = '\0';
-
/* Now extract the last two components of the MTA host name
* as domain and tld
*/
- token = mta;
while ((ptr = strsep (&token, delim)) != NULL) {
if (*ptr == '\0')
continue;