/** * @file llcallstack.h * @brief run-time extraction of the current callstack * * $LicenseInfo:firstyear=2016&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2016, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #include <map> class LLCallStackImpl; class LLCallStack { public: LLCallStack(S32 skip_count=0, bool verbose=false); std::vector<std::string> m_strings; bool m_verbose; bool contains(const std::string& str); private: static LLCallStackImpl *s_impl; S32 m_skipCount; }; LL_COMMON_API std::ostream& operator<<(std::ostream& s, const LLCallStack& call_stack); class LLContextStrings { public: LLContextStrings(); static void addContextString(const std::string& str); static void removeContextString(const std::string& str); static void output(std::ostream& os); static LLContextStrings* getThreadLocalInstance(); static bool contains(const std::string& str); private: std::map<std::string,S32> m_contextStrings; }; class LLScopedContextString { public: LLScopedContextString(const std::string& str): m_str(str) { LLContextStrings::addContextString(m_str); } ~LLScopedContextString() { LLContextStrings::removeContextString(m_str); } private: std::string m_str; }; // Mostly exists as a class to hook an ostream override to. struct LLContextStatus { bool contains(const std::string& str); }; LL_COMMON_API std::ostream& operator<<(std::ostream& s, const LLContextStatus& context_status); #define dumpStack(tag) \ if (debugLoggingEnabled(tag)) \ { \ LLCallStack cs; \ LL_DEBUGS(tag) << "STACK:\n" << "====================\n" << cs << "====================" << LL_ENDL; \ }