cli: replace use of g_mime_message_get_reply_to

This function changes signature in gmime 3.0, so we provide two new
functions, one for each signature.

notmuch-reply.c

@@ -268,12 +268,11 @@ reply_to_header_is_redundant (GMimeMessage *message,
 
 static InternetAddressList *get_sender(GMimeMessage *message)
 {
-    const char *reply_to;
-
-    reply_to = g_mime_message_get_reply_to (message);
-    if (reply_to && *reply_to) {
     InternetAddressList *reply_to_list;
 
+    reply_to_list = g_mime_message_get_reply_to_list (message);
+    if (reply_to_list &&
+	internet_address_list_length (reply_to_list) > 0) {
         /*
 	 * Some mailing lists munge the Reply-To header despite it
 	 * being A Bad Thing, see
@@ -287,7 +286,6 @@ static InternetAddressList *get_sender(GMimeMessage *message)
 	 * to the list. Note that the address in the Reply-To header
 	 * will always appear in the reply if reply_all is true.
 	 */
-	reply_to_list = internet_address_list_parse_string (reply_to);
 	if (! reply_to_header_is_redundant (message, reply_to_list))
 	    return reply_to_list;
 

notmuch-show.c

@@ -204,6 +204,7 @@ format_headers_sprinter (sprinter_t *sp, GMimeMessage *message,
     InternetAddressList *recipients;
     char *recipients_string;
     const char *reply_to_string;
+    void *local = talloc_new (sp);
 
     sp->begin_map (sp);
 
@@ -237,7 +238,7 @@ format_headers_sprinter (sprinter_t *sp, GMimeMessage *message,
 	g_free (recipients_string);
     }
 
-    reply_to_string = g_mime_message_get_reply_to (message);
+    reply_to_string = g_mime_message_get_reply_to_string (local, message);
     if (reply_to_string) {
 	sp->map_key (sp, "Reply-To");
 	sp->string (sp, reply_to_string);
@@ -255,6 +256,7 @@ format_headers_sprinter (sprinter_t *sp, GMimeMessage *message,
     }
 
     sp->end (sp);
+    talloc_free (local);
 }
 
 /* Write a MIME text part out to the given stream.

util/gmime-extra.c

@@ -39,6 +39,28 @@ g_mime_message_get_date_string (void *ctx, GMimeMessage *message)
     return g_string_talloc_strdup (ctx, date);
 }
 
+InternetAddressList *
+g_mime_message_get_reply_to_list (GMimeMessage *message)
+{
+    const char *reply_to;
+
+    reply_to = g_mime_message_get_reply_to (message);
+    if (reply_to && *reply_to)
+	return internet_address_list_parse_string (reply_to);
+    else
+	return NULL;
+}
+
+/**
+ * return talloc allocated reply-to string
+ */
+char *
+g_mime_message_get_reply_to_string (void *ctx, GMimeMessage *message)
+{
+    return talloc_strdup(ctx, g_mime_message_get_reply_to (message));
+}
+
+
 #else /* GMime >= 3.0 */
 
 char *
@@ -52,4 +74,19 @@ g_mime_message_get_date_string (void *ctx, GMimeMessage *message)
 	return talloc_strdup(ctx, "Thu, 01 Jan 1970 00:00:00 +0000");
     }
 }
+
+InternetAddressList *
+g_mime_message_get_reply_to_list(GMimeMessage *message)
+{
+    return g_mime_message_get_reply_to (message);
+}
+
+char *
+g_mime_message_get_reply_to_string (void *ctx, GMimeMessage *message)
+{
+    InternetAddressList *list = g_mime_message_get_reply_to (message);
+    return g_string_talloc_strdup (ctx, internet_address_list_to_string (list, NULL, 0));
+}
+
+
 #endif

util/gmime-extra.h

@@ -10,5 +10,17 @@ GMimeStream *g_mime_stream_stdout_new(void);
  * return talloc allocated date string
  */
 char *g_mime_message_get_date_string (void *ctx, GMimeMessage *message);
+InternetAddressList * g_mime_message_get_reply_to_list (GMimeMessage *message);
+
+/**
+ * return talloc allocated reply-to string
+ */
+char * g_mime_message_get_reply_to_string (void *ctx, GMimeMessage *message);
+
+
+/**
+ * Return glib allocated reply-to list
+ */
+InternetAddressList * g_mime_message_get_reply_to_list (GMimeMessage *message);
 
 #endif