2 files changed, 2 insertions, 1 deletions

diff --git a/src/luarocks/cfg.lua b/src/luarocks/cfg.lua
index 9a992bae..2d02230b 100644
--- a/src/luarocks/cfg.lua
+++ b/src/luarocks/cfg.lua
@@ -44,6 +44,7 @@ cfg.errorcodes = setmetatable({
    OK = 0,
    UNSPECIFIED = 1,
    PERMISSIONDENIED = 2,
+   CRASH = 99
 },{
    __index = function(t, key)
       local val = rawget(t, key)
diff --git a/src/luarocks/command_line.lua b/src/luarocks/command_line.lua
index cc2e1683..15b036b0 100644
--- a/src/luarocks/command_line.lua
+++ b/src/luarocks/command_line.lua
@@ -208,7 +208,7 @@ function command_line.run_command(...)
       local xp, ok, err, exitcode = xpcall(function() return cmd.run(unpack(args)) end, function(err)
          die(debug.traceback("LuaRocks "..cfg.program_version
             .." bug (please report at luarocks-developers@lists.sourceforge.net).\n"
-            ..err, 2))
+            ..err, 2), cfg.errorcodes.CRASH)
       end)
       if xp and (not ok) then
          die(err, exitcode)