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Fix segfault in deprecation logging due to tail call, log by default (#10174)

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rubenwardy 2020-10-31 18:19:23 +00:00 • committed by GitHub
parent 2dff3dd03f
commit 89dd05fdf3
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9 changed files with 71 additions and 80 deletions
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20
src/script/common/c_internal.cpp
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@ -155,24 +155,28 @@ static void script_log(lua_State *L, const std::string &message,
infostream << script_get_backtrace(L) << std::endl;
}
void log_deprecated(lua_State *L, const std::string &message, int stack_depth)
DeprecatedHandlingMode get_deprecated_handling_mode()
{
static thread_local bool configured = false;
static thread_local bool do_log = false;
static thread_local bool do_error = false;
static thread_local DeprecatedHandlingMode ret = DeprecatedHandlingMode::Ignore;
// Only read settings on first call
if (!configured) {
std::string value = g_settings->get("deprecated_lua_api_handling");
if (value == "log") {
do_log = true;
ret = DeprecatedHandlingMode::Log;
} else if (value == "error") {
do_log = true;
do_error = true;
ret = DeprecatedHandlingMode::Error;
}
configured = true;
}
if (do_log)
script_log(L, message, warningstream, do_error, stack_depth);
return ret;
}
void log_deprecated(lua_State *L, const std::string &message, int stack_depth)
{
DeprecatedHandlingMode mode = get_deprecated_handling_mode();
if (mode != DeprecatedHandlingMode::Ignore)
script_log(L, message, warningstream, mode == DeprecatedHandlingMode::Error, stack_depth);
}