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| author | Perttu Ahola <celeron55@gmail.com> | 2012-07-27 19:03:15 +0300 |
|---|---|---|
| committer | Perttu Ahola <celeron55@gmail.com> | 2012-07-27 19:03:15 +0300 |
| commit | e64feefc61e0fd104bfc40c61411b67423734924 (patch) | |
| tree | 64a24b45e272b4a9671d85285d8b89e96855938e /src/scriptapi.cpp | |
| parent | 3e754382af5d57b20fc2f6d59f991c9a79ccb0f7 (diff) | |
| download | minetest-e64feefc61e0fd104bfc40c61411b67423734924.tar.gz minetest-e64feefc61e0fd104bfc40c61411b67423734924.tar.bz2 minetest-e64feefc61e0fd104bfc40c61411b67423734924.zip | |
Handle max<min in LuaPseudoRandom::l_next()
Diffstat (limited to 'src/scriptapi.cpp')
| -rw-r--r-- | src/scriptapi.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/scriptapi.cpp b/src/scriptapi.cpp index 61488abb4..b8b3cb73a 100644 --- a/src/scriptapi.cpp +++ b/src/scriptapi.cpp @@ -3928,6 +3928,10 @@ private: min = luaL_checkinteger(L, 2); if(!lua_isnil(L, 3)) max = luaL_checkinteger(L, 3); + if(max < min){ + errorstream<<"PseudoRandom.next(): max="<<max<<" min="<<min<<std::endl; + throw LuaError(L, "PseudoRandom.next(): max < min"); + } if(max - min != 32767 && max - min > 32767/5) throw LuaError(L, "PseudoRandom.next() max-min is not 32767 and is > 32768/5. This is disallowed due to the bad random distribution the implementation would otherwise make."); PseudoRandom &pseudo = o->m_pseudo; |