[src/trunk]: src/external/bsd/lutok/dist lutok; fix strncpy -Wstringop-trunca...

[lukem <lukem%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a5779b8b7e4b
branches:  trunk
changeset: 973123:a5779b8b7e4b
user:      lukem <lukem%NetBSD.org@localhost>
date:      Sun Jun 21 14:11:54 2020 +0000

description:
lutok; fix strncpy -Wstringop-truncation warning

diffstat:

 external/bsd/lutok/dist/state.cpp |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r a6175426886c -r a5779b8b7e4b external/bsd/lutok/dist/state.cpp
--- a/external/bsd/lutok/dist/state.cpp Sun Jun 21 13:59:56 2020 +0000
+++ b/external/bsd/lutok/dist/state.cpp Sun Jun 21 14:11:54 2020 +0000
@@ -145,7 +145,7 @@
         lutok::state state = lutok::state_c_gate::connect(raw_state);
         return function(state);
     } catch (const std::exception& e) {
-        std::strncpy(error_buf, e.what(), sizeof(error_buf));
+        std::strncpy(error_buf, e.what(), sizeof(error_buf)-1);
     } catch (...) {
         std::strncpy(error_buf, "Unhandled exception in Lua C++ hook",
                      sizeof(error_buf));