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Merge pull request #153 from v-for-vandal/issue_152

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Lua Visual Studio runtime fix using snprintf
closes #152
This commit is contained in:
William S Fulton 2014-03-23 12:53:34 +00:00
commit 7adc528aa6
2 changed files with 5 additions and 5 deletions
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3
Examples/test-suite/lua/cpp_basic_runme.lua
View file

@ -73,3 +73,6 @@ f.func_ptr=func1_ptr
assert(cb.test_func_ptr(f,2)==16)
f.func_ptr=func2_ptr
assert(cb.test_func_ptr(f,2)==-8)
-- Test that __tostring metamethod produce no internal asserts
f2_name = tostring(f2)

7
Lib/lua/luarun.swg
View file

@ -991,17 +991,14 @@ SWIGINTERN int SWIG_Lua_class_tostring(lua_State *L)
/* there should be 1 param passed in
(1) userdata (not the metatable) */
assert(lua_isuserdata(L,1)); /* just in case */
unsigned long userData = (unsigned long)lua_touserdata(L,1); /* get the userdata address for later */
void* userData = lua_touserdata(L,1); /* get the userdata address for later */
lua_getmetatable(L,1); /* get the meta table */
assert(lua_istable(L,-1)); /* just in case */
lua_getfield(L, -1, ".type");
const char *className = lua_tostring(L, -1);
char output[256];
snprintf(output, 255, "<%s userdata: %lX>", className, userData);
lua_pushstring(L, (const char*)output);
lua_pushfstring(L, "<%s userdata: %p>", className, userData);
return 1;
}