+1999-09-16 Mikael Djurfeldt <mdj@thalamus.nada.kth.se>
+
+ * debugger.scm ("p"): New alias for "evaluate";
+ Mark module with :no-backtrace.
+ ("position"): New command.
+ (source-position, display-position): New procedures.
+ (display-source): Display position of expression, if available.
+ (catch-user-errors): Return #f on error. (Commands are expected
+ to return a valid state.)
+ (read-and-dispatch-command): Bugfix: Return old state on error.
+
1999-09-16 Jim Blandy <jimb@savonarola.red-bean.com>
* regex.scm (regexp-substitute/global): Handle the end of the