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reduce needless 'add_string' call

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Short strings in lua proto are reused most of the time. The string in SSM may be added by one service and used by other service,  there is no need to call `add_string`,which will call 'new_string' first.
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snail
2016-01-11 15:06:51 +08:00
parent 24f9ee1560
commit 532f47444b
1 changed files with 4 additions and 1 deletions
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5
3rd/lua/lstring.c
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@@ -419,8 +419,11 @@ luaS_clonestring(lua_State *L, TString *ts) {
result = query_ptr(ts);
if (result)
return result;
// ts is not in SSM, so recalc hash, and add it to SSM
h = luaS_hash(str, l, 0);
result = query_string(h, str, l);
if (result)
return result;
// ts is not in SSM, so recalc hash, and add it to SSM
return add_string(h, str, l);
}