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Merge #13126: util: Add Clang thread safety annotations for variables guarded by cs_args
1e29379d69
Fix potential deadlock (practicalswift)d58dc9f943
Add lock annotations (cs_args) (practicalswift)db5e9d3c88
Add missing locks (cs_args) (practicalswift) Pull request description: * Add missing `cs_args` locks * Add Clang thread safety annotations for variables guarded by `cs_args` Tree-SHA512: bc562dbddf24a287bcf9bf902bc930f942f260a94e5c8ec4d190f7f2ddac448ed3d52acadaf9fc1c81a5cbff2c171c52c18ba0804eeb03f699d70394e1c977c5
This commit is contained in:
commit
6c7cfc8da6
2 changed files with 24 additions and 9 deletions
18
src/util.cpp
18
src/util.cpp
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@ -216,7 +216,7 @@ public:
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/** Determine whether to use config settings in the default section,
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* See also comments around ArgsManager::ArgsManager() below. */
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static inline bool UseDefaultSection(const ArgsManager& am, const std::string& arg)
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static inline bool UseDefaultSection(const ArgsManager& am, const std::string& arg) EXCLUSIVE_LOCKS_REQUIRED(am.cs_args)
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{
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return (am.m_network == CBaseChainParams::MAIN || am.m_network_only_args.count(arg) == 0);
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}
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@ -295,7 +295,7 @@ public:
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/* Special test for -testnet and -regtest args, because we
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* don't want to be confused by craziness like "[regtest] testnet=1"
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*/
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static inline bool GetNetBoolArg(const ArgsManager &am, const std::string& net_arg)
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static inline bool GetNetBoolArg(const ArgsManager &am, const std::string& net_arg) EXCLUSIVE_LOCKS_REQUIRED(am.cs_args)
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{
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std::pair<bool,std::string> found_result(false,std::string());
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found_result = GetArgHelper(am.m_override_args, net_arg, true);
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@ -372,6 +372,8 @@ ArgsManager::ArgsManager() :
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void ArgsManager::WarnForSectionOnlyArgs()
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{
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LOCK(cs_args);
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// if there's no section selected, don't worry
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if (m_network.empty()) return;
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@ -400,6 +402,7 @@ void ArgsManager::WarnForSectionOnlyArgs()
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void ArgsManager::SelectConfigNetwork(const std::string& network)
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{
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LOCK(cs_args);
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m_network = network;
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}
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@ -468,6 +471,7 @@ bool ArgsManager::IsArgKnown(const std::string& key) const
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arg_no_net = std::string("-") + key.substr(option_index + 1, std::string::npos);
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}
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LOCK(cs_args);
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for (const auto& arg_map : m_available_args) {
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if (arg_map.second.count(arg_no_net)) return true;
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}
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@ -571,6 +575,7 @@ void ArgsManager::AddArg(const std::string& name, const std::string& help, const
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eq_index = name.size();
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}
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LOCK(cs_args);
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std::map<std::string, Arg>& arg_map = m_available_args[cat];
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auto ret = arg_map.emplace(name.substr(0, eq_index), Arg(name.substr(eq_index, name.size() - eq_index), help, debug_only));
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assert(ret.second); // Make sure an insertion actually happened
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@ -588,6 +593,7 @@ std::string ArgsManager::GetHelpMessage() const
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const bool show_debug = gArgs.GetBoolArg("-help-debug", false);
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std::string usage = "";
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LOCK(cs_args);
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for (const auto& arg_map : m_available_args) {
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switch(arg_map.first) {
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case OptionsCategory::OPTIONS:
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@ -880,7 +886,12 @@ bool ArgsManager::ReadConfigFiles(std::string& error, bool ignore_invalid_keys)
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}
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// if there is an -includeconf in the override args, but it is empty, that means the user
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// passed '-noincludeconf' on the command line, in which case we should not include anything
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if (m_override_args.count("-includeconf") == 0) {
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bool emptyIncludeConf;
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{
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LOCK(cs_args);
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emptyIncludeConf = m_override_args.count("-includeconf") == 0;
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}
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if (emptyIncludeConf) {
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std::string chain_id = GetChainName();
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std::vector<std::string> includeconf(GetArgs("-includeconf"));
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{
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@ -940,6 +951,7 @@ bool ArgsManager::ReadConfigFiles(std::string& error, bool ignore_invalid_keys)
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std::string ArgsManager::GetChainName() const
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{
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LOCK(cs_args);
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bool fRegTest = ArgsManagerHelper::GetNetBoolArg(*this, "-regtest");
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bool fTestNet = ArgsManagerHelper::GetNetBoolArg(*this, "-testnet");
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15
src/util.h
15
src/util.h
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@ -142,11 +142,11 @@ protected:
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};
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mutable CCriticalSection cs_args;
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std::map<std::string, std::vector<std::string>> m_override_args;
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std::map<std::string, std::vector<std::string>> m_config_args;
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std::string m_network;
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std::set<std::string> m_network_only_args;
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std::map<OptionsCategory, std::map<std::string, Arg>> m_available_args;
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std::map<std::string, std::vector<std::string>> m_override_args GUARDED_BY(cs_args);
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std::map<std::string, std::vector<std::string>> m_config_args GUARDED_BY(cs_args);
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std::string m_network GUARDED_BY(cs_args);
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std::set<std::string> m_network_only_args GUARDED_BY(cs_args);
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std::map<OptionsCategory, std::map<std::string, Arg>> m_available_args GUARDED_BY(cs_args);
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bool ReadConfigStream(std::istream& stream, std::string& error, bool ignore_invalid_keys = false);
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@ -262,7 +262,10 @@ public:
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/**
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* Clear available arguments
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*/
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void ClearArgs() { m_available_args.clear(); }
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void ClearArgs() {
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LOCK(cs_args);
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m_available_args.clear();
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}
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/**
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* Get the help string
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