Fix some bugs feeding the textview

GtkTextIter should not be a pointer and, in case the to or body part of
the message is empty, use the empty string.

diff --git a/chat.c b/chat.c
index 75fdf85..0255330 100644 (file)
--- a/chat.c
+++ b/chat.c
@@ -36,20 +36,22 @@ static void
 hc_xmpp_chat (hc_xmpp_t *xmpp, iks *message)
 {
   GtkTextBuffer *textbuffer;
-  GtkTextIter *textiter;
+  GtkTextIter textiter;
   char *str;
   char *from;
   char *body;
   str = iks_string (iks_stack (message), message);
   write (fd, str, strlen (str));
-  from = iks_find_attrib (message, "from");
-  body = iks_cdata (iks_child (iks_find (message, "body")));
+  if ((from = iks_find_attrib (message, "from")) == NULL)
+    from = "";
+  if ((body = iks_cdata (iks_child (iks_find (message, "body")))) == NULL)
+    body = "";
   textbuffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (textview));
-  gtk_text_buffer_get_end_iter (textbuffer, textiter);
-  gtk_text_buffer_insert (textbuffer, textiter, from, -1);
-  gtk_text_buffer_insert (textbuffer, textiter, ": ", -1);
-  gtk_text_buffer_insert (textbuffer, textiter, body, -1);
-  gtk_text_buffer_insert (textbuffer, textiter, "\n", -1);
+  gtk_text_buffer_get_end_iter (textbuffer, &textiter);
+  gtk_text_buffer_insert (textbuffer, &textiter, from, -1);
+  gtk_text_buffer_insert (textbuffer, &textiter, ": ", -1);
+  gtk_text_buffer_insert (textbuffer, &textiter, body, -1);
+  gtk_text_buffer_insert (textbuffer, &textiter, "\n", -1);
 }
 
 static void