* Makefile: install the LICENSE and METALICENSE files into the data

directory.

* txr.c (help): Help text updated to document --license option.
(license): New function.
(txr_main): Implement --license option.

* unwind.h (uw_catch): Add cast to suppress warning about unused symbol.

* txr.1: Document --license option.

1 files changed, 1 insertions, 0 deletions

diff --git a/unwind.h b/unwind.h
index ea92e9b1..4e42eecc 100644
--- a/unwind.h
+++ b/unwind.h
@@ -173,6 +173,7 @@ noreturn val type_mismatch(val, ...);
     case 2:                             \
       EXCVAR = uw_catch.ca.exception;   \
       SYMVAR = uw_catch.ca.sym;         \
+      (void) SYMVAR;                    \
       /* prevent looping */             \
       uw_catch.ca.matches = nil;