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+2012-02-16 Kaz Kylheku <kaz@kylheku.com>
+
+ TXR Lisp gets exception handling.
+
+ * eval.c (op_catch, expand_catch_clause,
+ expand_catch): New static functions.
+ (expand): Handle catch operator.
+ (eval_init): Added catch operator to op_table,
+ and registered new functions throw, throwf and error.
+
+ * txr.1: Documented catch operator and created
+ stub section for throw, throwf and error.
+
+ * txr.vim: Updated.
+
+ * unwind.c (uw_throwfv, uw_errorfv): New functions.
+
+ * unwind.h (uw_throwfv, uw_errorfv): Declared.
+
2012-02-14 Kaz Kylheku <kaz@kylheku.com>
* eval.c (rangev_func, rangev, range_star_v_func,