Added more stuff from todo

1 files changed, 16 insertions, 0 deletions

diff --git a/TODO b/TODO
index 91e55be5..fca87a94 100644
--- a/TODO
+++ b/TODO
@@ -28,6 +28,11 @@ MEDIUM TERM
 * Add support for putting a locked region in processed files,
   and querying the process about which files have been processed.
 
+* Improve process handling 1: disable interrupts and/or catch
+  errors at crucial points in code so that C-g can safely be
+  used during script processing.
+
+
 LONGER TERM
 -----------
 * Add a browser mode for browsing script files and/or
@@ -35,6 +40,17 @@ LONGER TERM
 
 * Add more per-prover functions: menus for tactics, etc.  
 
+* Improve process handling 2: because Emacs is single-threaded,
+  no process output can be dealt with when we are running some
+  command.  This means that it would be safe to extend the 
+  red region, by putting more commands on the queue.  Also it would
+  be safe to implement a clever undo command which worked on the
+  red region: if there are commands waiting to be processed, we
+  could remove them from the queue.  If there are no commands waiting,
+  we have to wait until something becomes blue to undo it by sending
+  a command to the process.
+
+