Use libbacktrace for Linux/macOS

logvisor: Mark logvisorAbort as [[noreturn]]

.gitmodules

@@ -0,0 +1,6 @@
+[submodule "fmt"]
+	path = fmt
+	url = https://github.com/fmtlib/fmt
+[submodule "libbacktrace"]
+	path = libbacktrace
+	url = https://github.com/status-im/libbacktrace.git

CMakeLists.txt

@@ -1,8 +1,91 @@
-include_directories(include)
+if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
+  cmake_minimum_required(VERSION 3.10 FATAL_ERROR) # because of c++17
+  project(nod VERSION 0.1)
+  if (NOT MSVC)
+    set(CMAKE_CXX_STANDARD 20)
+    set(CMAKE_CXX_STANDARD_REQUIRED ON)
+  endif()
+endif()
+
+include (CMakePackageConfigHelpers)
+
+add_subdirectory(fmt)
+
 add_library(logvisor
             lib/logvisor.cpp
             include/logvisor/logvisor.hpp)
 
-set(LOGVISOR_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/include CACHE PATH "logvisor include path" FORCE)
+if(APPLE OR UNIX)
+  include(ExternalProject)
+  find_package(Git REQUIRED)
+  find_program(MAKE_EXE NAMES gmake make)
+  ExternalProject_Add(
+          project_libbacktrace
+          PREFIX ${PROJECT_BINARY_DIR}/libbacktrace
+          GIT_REPOSITORY https://github.com/status-im/libbacktrace.git
+          GIT_TAG 2e878a38dd7144c84b665019b1085ea38ebe56d1
+          CONFIGURE_COMMAND ${PROJECT_BINARY_DIR}/libbacktrace/src/project_libbacktrace/configure --enable-host-shared --prefix=${PROJECT_BINARY_DIR}/libbacktrace/install --enable-shared=no --enable-static=yes
+          BUILD_COMMAND ${MAKE_EXE}
+          INSTALL_COMMAND ${MAKE_EXE} install
+          BUILD_IN_SOURCE 1
+  )
+  add_library(libbacktrace STATIC IMPORTED GLOBAL)
+  set_target_properties(libbacktrace PROPERTIES IMPORTED_LOCATION "${PROJECT_BINARY_DIR}/libbacktrace/install/lib/libbacktrace.a")
+  set_target_properties(libbacktrace PROPERTIES INTERFACE_INCLUDE_DIRECTORIES "${PROJECT_BINARY_DIR}/libbacktrace/install/include")
+  # Hack for INTERFACE_INCLUDE_DIRECTORIES propagation
+  # https://gitlab.kitware.com/cmake/cmake/-/issues/15052
+  file(MAKE_DIRECTORY "${PROJECT_BINARY_DIR}/libbacktrace/install/include")
+  add_dependencies(libbacktrace project_libbacktrace)
+  set(BACKTRACE_LIBS libbacktrace)
+else()
+  set(BACKTRACE_LIBS "")
+endif()
 
-install(DIRECTORY include/logvisor DESTINATION include/logvisor) 
+target_link_libraries(logvisor PUBLIC fmt)
+if(NX)
+    target_link_libraries(logvisor PUBLIC debug nxd optimized nx)
+else()
+    target_link_libraries(logvisor PRIVATE ${CMAKE_DL_LIBS} ${BACKTRACE_LIBS})
+endif()
+target_include_directories(logvisor PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>)
+
+install(DIRECTORY include/logvisor DESTINATION include)
+install(DIRECTORY fmt/include/fmt DESTINATION include)
+
+set(version_config_file "${PROJECT_BINARY_DIR}/logvisorConfigVersion.cmake")
+set(config_file "${PROJECT_BINARY_DIR}/logvisorConfig.cmake")
+set(config_install_dir "lib/cmake/logvisor")
+
+# Associate target with export
+install(
+    TARGETS logvisor fmt
+    EXPORT logvisorTargets
+    ARCHIVE DESTINATION "lib"
+    INCLUDES DESTINATION include  # This sets the INTERFACE_INCLUDE_DIRECTORIES property of the target.
+)
+
+# Install the target config files
+install(
+    EXPORT logvisorTargets
+    NAMESPACE "logvisor::"
+    DESTINATION "${config_install_dir}"
+)
+
+# Generate version config file
+write_basic_package_version_file(
+    "${version_config_file}"
+    COMPATIBILITY SameMajorVersion
+)
+
+# Generate config file
+configure_package_config_file(
+    "Config.cmake.in"
+    "${config_file}"
+    INSTALL_DESTINATION "lib/cmake/logvisor"
+)
+
+# Install the config files
+install(
+    FILES "${config_file}" "${version_config_file}"
+    DESTINATION ${config_install_dir}
+)

Config.cmake.in

@@ -0,0 +1,4 @@
+@PACKAGE_INIT@
+
+include("${CMAKE_CURRENT_LIST_DIR}/logvisorTargets.cmake")
+check_required_components(logvisor)

include/logvisor/logvisor.hpp

@@ -1,6 +1,5 @@
 #pragma once
 
-#include <cstdarg>
 #include <cstring>
 #include <cstdio>
 #include <cstdlib>
@@ -9,16 +8,19 @@
 #include <memory>
 #include <mutex>
 
-#ifdef __SWITCH__
+#define FMT_STRING_ALIAS 1
-#include "nxstl/mutex"
+#define FMT_ENFORCE_COMPILE_STRING 1
+#include <fmt/format.h>
+
+#if defined(__SWITCH__) && !defined(LOGVISOR_NX_LM)
+#define LOGVISOR_NX_LM 0
 #endif
 
 extern "C" void logvisorBp();
 
-namespace logvisor
+namespace logvisor {
-{
 
-void logvisorAbort();
+[[noreturn]] void logvisorAbort();
 
 #if _WIN32 && UNICODE
 #define LOG_UCS2 1
@@ -30,30 +32,24 @@ extern bool XtermColor;
 /**
  * @brief Severity level for log messages
  */
-enum Level
+enum Level {
-{
+  Info,    /**< Non-error informative message */
-    Info,        /**< Non-error informative message */
+  Warning, /**< Non-error warning message */
-    Warning,     /**< Non-error warning message */
+  Error,   /**< Recoverable error message */
-    Error,       /**< Recoverable error message */
+  Fatal    /**< Non-recoverable error message (throws exception) */
-    Fatal        /**< Non-recoverable error message (throws exception) */
 };
 
 /**
  * @brief Backend interface for receiving app-wide log events
  */
-struct ILogger
+struct ILogger {
-{
+  virtual ~ILogger() = default;
-    virtual ~ILogger() {}
+  virtual void report(const char* modName, Level severity, fmt::string_view format, fmt::format_args args) = 0;
-    virtual void report(const char* modName, Level severity,
+  virtual void report(const char* modName, Level severity, fmt::wstring_view format, fmt::wformat_args args) = 0;
-                        const char* format, va_list ap)=0;
+  virtual void reportSource(const char* modName, Level severity, const char* file, unsigned linenum,
-    virtual void report(const char* modName, Level severity,
+                            fmt::string_view format, fmt::format_args args) = 0;
-                        const wchar_t* format, va_list ap)=0;
+  virtual void reportSource(const char* modName, Level severity, const char* file, unsigned linenum,
-    virtual void reportSource(const char* modName, Level severity,
+                            fmt::wstring_view format, fmt::wformat_args args) = 0;
-                              const char* file, unsigned linenum,
-                              const char* format, va_list ap)=0;
-    virtual void reportSource(const char* modName, Level severity,
-                              const char* file, unsigned linenum,
-                              const wchar_t* format, va_list ap)=0;
 };
 
 /**
@@ -97,18 +93,16 @@ extern std::atomic_uint_fast64_t FrameIndex;
  *
  * Ensures logging streams aren't written concurrently
  */
-struct LogMutex
+struct LogMutex {
-{
+  bool enabled = true;
-    bool enabled = true;
+  std::recursive_mutex mutex;
-    std::recursive_mutex mutex;
+  ~LogMutex() { enabled = false; }
-    ~LogMutex() { enabled = false; }
+  std::unique_lock<std::recursive_mutex> lock() {
-    std::unique_lock<std::recursive_mutex> lock()
+    if (enabled)
-    {
+      return std::unique_lock<std::recursive_mutex>(mutex);
-        if (enabled)
+    else
-            return std::unique_lock<std::recursive_mutex>(mutex);
+      return std::unique_lock<std::recursive_mutex>();
-        else
+  }
-            return std::unique_lock<std::recursive_mutex>();
-    }
 };
 extern LogMutex _LogMutex;
 
@@ -116,10 +110,7 @@ extern LogMutex _LogMutex;
  * @brief Take a centralized lock for the logging output stream(s)
  * @return RAII mutex lock
  */
-static inline std::unique_lock<std::recursive_mutex> LockLog()
+inline std::unique_lock<std::recursive_mutex> LockLog() { return _LogMutex.lock(); }
-{
-    return _LogMutex.lock();
-}
 
 extern uint64_t _LogCounter;
 
@@ -127,15 +118,12 @@ extern uint64_t _LogCounter;
  * @brief Get current count of logging events
  * @return Log Count
  */
-static inline uint64_t GetLogCounter()
+inline uint64_t GetLogCounter() { return _LogCounter; }
-{
-    return _LogCounter;
-}
 
 /**
  * @brief Restore centralized logger vector to default state (silent operation)
  */
-static inline void UnregisterLoggers() {MainLoggers.clear();}
+inline void UnregisterLoggers() { MainLoggers.clear(); }
 
 /**
  * @brief Construct and register a real-time console logger singleton
@@ -178,91 +166,141 @@ void RegisterFileLogger(const wchar_t* filepath);
 #endif
 
 /**
- * @brief This is constructed per-subsystem in a locally centralized fashon
+ * @brief This is constructed per-subsystem in a locally centralized fashion
  */
-class Module
+class Module {
-{
+  const char* m_modName;
-    const char* m_modName;
+
+  template <typename Char>
+  void _vreport(Level severity, fmt::basic_string_view<Char> format,
+                fmt::basic_format_args<fmt::buffer_context<Char>> args) {
+    auto lk = LockLog();
+    ++_LogCounter;
+    if (severity == Fatal)
+      RegisterConsoleLogger();
+    for (auto& logger : MainLoggers)
+      logger->report(m_modName, severity, format, args);
+    if (severity == Error || severity == Fatal)
+      logvisorBp();
+    if (severity == Fatal)
+      logvisorAbort();
+    else if (severity == Error)
+      ++ErrorCount;
+  }
+
+  template <typename Char>
+  void _vreportSource(Level severity, const char* file, unsigned linenum, fmt::basic_string_view<Char> format,
+                      fmt::basic_format_args<fmt::buffer_context<Char>> args) {
+    auto lk = LockLog();
+    ++_LogCounter;
+    if (severity == Fatal)
+      RegisterConsoleLogger();
+    for (auto& logger : MainLoggers)
+      logger->reportSource(m_modName, severity, file, linenum, format, args);
+    if (severity == Error || severity == Fatal)
+      logvisorBp();
+    if (severity == Fatal)
+      logvisorAbort();
+    else if (severity == Error)
+      ++ErrorCount;
+  }
+
 public:
-    Module(const char* modName) : m_modName(modName) {}
+  constexpr Module(const char* modName) : m_modName(modName) {}
 
-    /**
+  /**
-     * @brief Route new log message to centralized ILogger
+   * @brief Route new log message to centralized ILogger
-     * @param severity Level of log report severity
+   * @param severity Level of log report severity
-     * @param format Standard printf-style format string
+   * @param format fmt-style format string
-     */
+   */
-    template <typename CharType>
+  template <typename S, typename... Args, typename Char = fmt::char_t<S>>
-    inline void report(Level severity, const CharType* format, ...)
+  void report(Level severity, const S& format, Args&&... args) {
-    {
+    if (MainLoggers.empty() && severity != Level::Fatal)
-        if (MainLoggers.empty() && severity != Level::Fatal)
+      return;
-            return;
+    _vreport(severity, fmt::to_string_view<Char>(format),
-        va_list ap;
+             fmt::basic_format_args<fmt::buffer_context<Char>>(
-        va_start(ap, format);
+                 fmt::internal::make_args_checked<Args...>(format, std::forward<Args>(args)...)));
-        report(severity, format, ap);
+  }
-        va_end(ap);
-    }
 
-    template <typename CharType>
+  template <typename Char>
-    inline void report(Level severity, const CharType* format, va_list ap)
+  void vreport(Level severity, fmt::basic_string_view<Char> format,
-    {
+               fmt::basic_format_args<fmt::buffer_context<Char>> args) {
-        auto lk = LockLog();
+    if (MainLoggers.empty() && severity != Level::Fatal)
-        ++_LogCounter;
+      return;
-        if (severity == Fatal)
+    _vreport(severity, format, args);
-            RegisterConsoleLogger();
+  }
-        for (auto& logger : MainLoggers)
-        {
-            va_list apc;
-            va_copy(apc, ap);
-            logger->report(m_modName, severity, format, apc);
-            va_end(apc);
-        }
-        if (severity == Error || severity == Fatal)
-            logvisorBp();
-        if (severity == Fatal)
-            logvisorAbort();
-        else if (severity == Error)
-            ++ErrorCount;
-    }
 
-    /**
+  /**
-     * @brief Route new log message with source info to centralized ILogger
+   * @brief Route new log message with source info to centralized ILogger
-     * @param severity Level of log report severity
+   * @param severity Level of log report severity
-     * @param file Source file name from __FILE__ macro
+   * @param file Source file name from __FILE__ macro
-     * @param linenum Source line number from __LINE__ macro
+   * @param linenum Source line number from __LINE__ macro
-     * @param format Standard printf-style format string
+   * @param format fmt-style format string
-     */
+   */
-    template <typename CharType>
+  template <typename S, typename... Args, typename Char = fmt::char_t<S>>
-    inline void reportSource(Level severity, const char* file, unsigned linenum, const CharType* format, ...)
+  void reportSource(Level severity, const char* file, unsigned linenum, const S& format, Args&&... args) {
-    {
+    if (MainLoggers.empty() && severity != Level::Fatal)
-        if (MainLoggers.empty() && severity != Level::Fatal)
+      return;
-            return;
+    _vreportSource(severity, file, linenum, fmt::to_string_view<Char>(format),
-        va_list ap;
+                   fmt::basic_format_args<fmt::buffer_context<Char>>(
-        va_start(ap, format);
+                       fmt::internal::make_args_checked<Args...>(format, std::forward<Args>(args)...)));
-        reportSource(severity, file, linenum, format, ap);
+  }
-        va_end(ap);
-    }
 
-    template <typename CharType>
+  template <typename Char>
-    inline void reportSource(Level severity, const char* file, unsigned linenum, const CharType* format, va_list ap)
+  void vreportSource(Level severity, const char* file, unsigned linenum, fmt::basic_string_view<Char> format,
-    {
+                     fmt::basic_format_args<fmt::buffer_context<Char>> args) {
-        auto lk = LockLog();
+    if (MainLoggers.empty() && severity != Level::Fatal)
-        ++_LogCounter;
+      return;
-        if (severity == Fatal)
+    _vreportSource(severity, file, linenum, format, args);
-            RegisterConsoleLogger();
+  }
-        for (auto& logger : MainLoggers)
-        {
-            va_list apc;
-            va_copy(apc, ap);
-            logger->reportSource(m_modName, severity, file, linenum, format, apc);
-            va_end(apc);
-        }
-
-        if (severity == Fatal)
-            logvisorAbort();
-        else if (severity == Error)
-            ++ErrorCount;
-    }
 };
 
+#define FMT_CUSTOM_FORMATTER(tp, fmtstr, ...) \
+namespace fmt { \
+template <> \
+struct formatter<tp, char> { \
+  template <typename ParseContext> \
+  constexpr auto parse(ParseContext &ctx) { return ctx.begin(); } \
+  template <typename FormatContext> \
+  auto format(const tp &obj, FormatContext &ctx) { \
+    return format_to(ctx.out(), FMT_STRING(fmtstr), __VA_ARGS__); \
+  } \
+}; \
+template <> \
+struct formatter<tp, wchar_t> { \
+  template <typename ParseContext> \
+  constexpr auto parse(ParseContext &ctx) { return ctx.begin(); } \
+  template <typename FormatContext> \
+  auto format(const tp &obj, FormatContext &ctx) { \
+    return format_to(ctx.out(), FMT_STRING(L##fmtstr), __VA_ARGS__); \
+  } \
+}; \
+template <> \
+struct formatter<tp, char16_t> { \
+  template <typename ParseContext> \
+  constexpr auto parse(ParseContext &ctx) { return ctx.begin(); } \
+  template <typename FormatContext> \
+  auto format(const tp &obj, FormatContext &ctx) { \
+    return format_to(ctx.out(), FMT_STRING(u##fmtstr), __VA_ARGS__); \
+  } \
+}; \
+template <> \
+struct formatter<tp, char32_t> { \
+  template <typename ParseContext> \
+  constexpr auto parse(ParseContext &ctx) { return ctx.begin(); } \
+  template <typename FormatContext> \
+  auto format(const tp &obj, FormatContext &ctx) { \
+    return format_to(ctx.out(), FMT_STRING(U##fmtstr), __VA_ARGS__); \
+  } \
+}; \
 }
 
+} // namespace logvisor
+
+template <typename S, typename... Args, typename Char = fmt::char_t<S>>
+void quicklog(const S& format, Args&&... args) {
+  logvisor::MainLoggers[0]->report(
+      "quick", logvisor::Info, fmt::to_string_view<Char>(format),
+      fmt::basic_format_args<fmt::buffer_context<Char>>(
+          fmt::internal::make_args_checked<Args...>(format, std::forward<Args>(args)...)));
+}

include/nxstl/condition_variable

@@ -1,155 +0,0 @@
-#ifndef _NXSTL_CONDVAR
-#define _NXSTL_CONDVAR 1
-#ifdef __SWITCH__
-extern "C" {
-#include <switch/kernel/condvar.h>
-#include <switch/result.h>
-}
-
-#include <chrono>
-#include <bits/std_mutex.h>
-#include <ext/concurrence.h>
-#include <bits/alloc_traits.h>
-#include <bits/allocator.h>
-#include <bits/unique_ptr.h>
-#include <bits/shared_ptr.h>
-#include <bits/cxxabi_forced.h>
-
-namespace std _GLIBCXX_VISIBILITY(default)
-{
-
-/// cv_status
-enum class cv_status { no_timeout, timeout };
-
-/// condition_variable
-class condition_variable
-{
-    typedef chrono::system_clock	__clock_t;
-    typedef CondVar		            __native_type;
-
-    __native_type			        _M_cond = {};
-public:
-    typedef __native_type* 		native_handle_type;
-
-    constexpr condition_variable() noexcept = default;
-    ~condition_variable() noexcept = default;
-
-    condition_variable(const condition_variable&) = delete;
-    condition_variable& operator=(const condition_variable&) = delete;
-
-    void
-    notify_one() noexcept
-    {
-        condvarWakeOne(&_M_cond);
-    }
-
-    void
-    notify_all() noexcept
-    {
-        condvarWakeAll(&_M_cond);
-    }
-
-    void
-    wait(unique_lock<mutex>& __lock) noexcept
-    {
-        condvarWait(&_M_cond, __lock.mutex()->native_handle());
-    }
-
-    template<typename _Predicate>
-    void
-    wait(unique_lock<mutex>& __lock, _Predicate __p)
-    {
-        while (!__p())
-            wait(__lock);
-    }
-
-    template<typename _Duration>
-    cv_status
-    wait_until(unique_lock<mutex>& __lock,
-               const chrono::time_point<__clock_t, _Duration>& __atime)
-    { return __wait_until_impl(__lock, __atime); }
-
-    template<typename _Clock, typename _Duration>
-    cv_status
-    wait_until(unique_lock<mutex>& __lock,
-               const chrono::time_point<_Clock, _Duration>& __atime)
-    {
-        // DR 887 - Sync unknown clock to known clock.
-        const typename _Clock::time_point __c_entry = _Clock::now();
-        const __clock_t::time_point __s_entry = __clock_t::now();
-        const auto __delta = __atime - __c_entry;
-        const auto __s_atime = __s_entry + __delta;
-
-        return __wait_until_impl(__lock, __s_atime);
-    }
-
-    template<typename _Clock, typename _Duration, typename _Predicate>
-    bool
-    wait_until(unique_lock<mutex>& __lock,
-               const chrono::time_point<_Clock, _Duration>& __atime,
-               _Predicate __p)
-    {
-        while (!__p())
-            if (wait_until(__lock, __atime) == cv_status::timeout)
-                return __p();
-        return true;
-    }
-
-    template<typename _Rep, typename _Period>
-    cv_status
-    wait_for(unique_lock<mutex>& __lock,
-             const chrono::duration<_Rep, _Period>& __rtime)
-    {
-        using __dur = typename __clock_t::duration;
-        auto __reltime = chrono::duration_cast<__dur>(__rtime);
-        if (__reltime < __rtime)
-            ++__reltime;
-        return wait_until(__lock, __clock_t::now() + __reltime);
-    }
-
-    template<typename _Rep, typename _Period, typename _Predicate>
-    bool
-    wait_for(unique_lock<mutex>& __lock,
-             const chrono::duration<_Rep, _Period>& __rtime,
-             _Predicate __p)
-    {
-        using __dur = typename __clock_t::duration;
-        auto __reltime = chrono::duration_cast<__dur>(__rtime);
-        if (__reltime < __rtime)
-            ++__reltime;
-        return wait_until(__lock, __clock_t::now() + __reltime, std::move(__p));
-    }
-
-    native_handle_type
-    native_handle()
-    { return &_M_cond; }
-
-private:
-    template<typename _Dur>
-    cv_status
-    __wait_until_impl(unique_lock<mutex>& __lock,
-                      const chrono::time_point<__clock_t, _Dur>& __atime)
-    {
-        auto __ns = chrono::duration_cast<chrono::nanoseconds>(__atime);
-
-        Result res = condvarWaitTimeout(&_M_cond, __lock.mutex()->native_handle(), __ns.count());
-
-        if (R_DESCRIPTION(res) == KernelError_Timeout)
-            return cv_status::timeout;
-        return cv_status::no_timeout;
-    }
-};
-
-void
-notify_all_at_thread_exit(condition_variable&, unique_lock<mutex>);
-
-struct __at_thread_exit_elt
-{
-    __at_thread_exit_elt* _M_next;
-    void (*_M_cb)(void*);
-};
-
-}
-
-#endif
-#endif

include/nxstl/mutex

@@ -1,112 +0,0 @@
-#ifndef _NXSTL_MUTEX
-#define _NXSTL_MUTEX 1
-#ifdef __SWITCH__
-extern "C" {
-#include <switch/kernel/mutex.h>
-}
-
-namespace std _GLIBCXX_VISIBILITY(default)
-{
-
-// Common base class for std::mutex
-class __mutex_base
-{
-protected:
-    typedef Mutex			__native_type;
-
-    __native_type  _M_mutex = {};
-
-    constexpr __mutex_base() noexcept = default;
-
-    __mutex_base(const __mutex_base&) = delete;
-    __mutex_base& operator=(const __mutex_base&) = delete;
-};
-
-/// The standard mutex type.
-class mutex : private __mutex_base
-{
-public:
-    typedef __native_type* 			native_handle_type;
-
-    constexpr mutex() noexcept = default;
-    ~mutex() = default;
-
-    mutex(const mutex&) = delete;
-    mutex& operator=(const mutex&) = delete;
-
-    void
-    lock()
-    {
-        mutexLock(&_M_mutex);
-    }
-
-    bool
-    try_lock() noexcept
-    {
-        return mutexTryLock(&_M_mutex);
-    }
-
-    void
-    unlock()
-    {
-        mutexUnlock(&_M_mutex);
-    }
-
-    native_handle_type
-    native_handle() noexcept
-    { return &_M_mutex; }
-};
-
-// Common base class for std::recursive_mutex
-class __recursive_mutex_base
-{
-protected:
-    typedef RMutex		__native_type;
-
-    __recursive_mutex_base(const __recursive_mutex_base&) = delete;
-    __recursive_mutex_base& operator=(const __recursive_mutex_base&) = delete;
-
-    __native_type  _M_mutex = {};
-
-    __recursive_mutex_base() = default;
-};
-
-/// The standard recursive mutex type.
-class recursive_mutex : private __recursive_mutex_base
-{
-public:
-    typedef __native_type* 			native_handle_type;
-
-    constexpr recursive_mutex() = default;
-    ~recursive_mutex() = default;
-
-    recursive_mutex(const recursive_mutex&) = delete;
-    recursive_mutex& operator=(const recursive_mutex&) = delete;
-
-    void
-    lock()
-    {
-        rmutexLock(&_M_mutex);
-    }
-
-    bool
-    try_lock() noexcept
-    {
-        return rmutexTryLock(&_M_mutex);
-    }
-
-    void
-    unlock()
-    {
-        rmutexUnlock(&_M_mutex);
-    }
-
-    native_handle_type
-    native_handle() noexcept
-    { return &_M_mutex; }
-};
-
-}
-
-#endif
-#endif

include/nxstl/thread

@@ -1,295 +0,0 @@
-#ifndef _NXSTL_THREAD
-#define _NXSTL_THREAD 1
-#ifdef __SWITCH__
-extern "C" {
-#include <switch/kernel/thread.h>
-#include <switch/arm/tls.h>
-#include <switch/result.h>
-}
-#include <memory>
-
-namespace std _GLIBCXX_VISIBILITY(default)
-{
-
-/// thread
-class thread
-{
-public:
-    // Abstract base class for types that wrap arbitrary functors to be
-    // invoked in the new thread of execution.
-    struct _State
-    {
-        virtual ~_State() = default;
-        virtual void _M_run() = 0;
-    };
-    using _State_ptr = unique_ptr<_State>;
-
-    typedef Thread			native_handle_type;
-
-    /// thread::id
-    class id
-    {
-        native_handle_type	_M_thread;
-
-    public:
-        id() noexcept : _M_thread() { }
-
-        explicit
-        id(native_handle_type __id) : _M_thread(__id) { }
-
-    private:
-        friend class thread;
-        friend class hash<thread::id>;
-
-        friend bool
-        operator==(thread::id __x, thread::id __y) noexcept;
-
-        friend bool
-        operator<(thread::id __x, thread::id __y) noexcept;
-
-        template<class _CharT, class _Traits>
-        friend basic_ostream<_CharT, _Traits>&
-        operator<<(basic_ostream<_CharT, _Traits>& __out, thread::id __id);
-    };
-
-private:
-    id				_M_id;
-
-public:
-    thread() noexcept = default;
-    // _GLIBCXX_RESOLVE_LIB_DEFECTS
-    // 2097.  packaged_task constructors should be constrained
-    thread(thread&) = delete;
-    thread(const thread&) = delete;
-    thread(const thread&&) = delete;
-
-    thread(thread&& __t) noexcept
-    { swap(__t); }
-
-    template<typename _Callable, typename... _Args>
-    explicit
-    thread(_Callable&& __f, _Args&&... __args)
-    {
-        _M_start_thread(_S_make_state(
-            __make_invoker(std::forward<_Callable>(__f),
-                           std::forward<_Args>(__args)...)));
-    }
-
-    ~thread()
-    {
-        if (joinable())
-            std::terminate();
-    }
-
-    thread& operator=(const thread&) = delete;
-
-    thread& operator=(thread&& __t) noexcept
-    {
-        if (joinable())
-            std::terminate();
-        swap(__t);
-        return *this;
-    }
-
-    void
-    swap(thread& __t) noexcept
-    { std::swap(_M_id, __t._M_id); }
-
-    bool
-    joinable() const noexcept
-    { return !(_M_id == id()); }
-
-    void
-    join()
-    {
-        threadWaitForExit(&_M_id._M_thread);
-        _M_id = id();
-    }
-
-    void
-    detach()
-    {
-        _M_id = id();
-    }
-
-    thread::id
-    get_id() const noexcept
-    { return _M_id; }
-
-    /** @pre thread is joinable
-     */
-    native_handle_type
-    native_handle()
-    { return _M_id._M_thread; }
-
-    // Returns a value that hints at the number of hardware thread contexts.
-    static unsigned int
-    hardware_concurrency() noexcept
-    {
-        return 3;
-    }
-
-private:
-    template<typename _Callable>
-    struct _State_impl : public _State
-    {
-        _Callable		_M_func;
-
-        _State_impl(_Callable&& __f) : _M_func(std::forward<_Callable>(__f))
-        { }
-
-        void
-        _M_run() { _M_func(); }
-    };
-
-    static void
-    execute_native_thread_routine(void *arg)
-    {
-        reinterpret_cast<_State*>(arg)->_M_run();
-    }
-
-    void
-    _M_start_thread(_State_ptr state)
-    {
-        Result res = threadCreate(&_M_id._M_thread, execute_native_thread_routine,
-                                  state.get(), 8192, 0x2B, -2);
-        if (R_FAILED(res))
-            __throw_system_error(res);
-        res = threadStart(&_M_id._M_thread);
-        if (R_FAILED(res))
-            __throw_system_error(res);
-        state.release();
-    }
-
-    template<typename _Callable>
-    static _State_ptr
-    _S_make_state(_Callable&& __f)
-    {
-        using _Impl = _State_impl<_Callable>;
-        return _State_ptr{new _Impl{std::forward<_Callable>(__f)}};
-    }
-
-private:
-    // A call wrapper that does INVOKE(forwarded tuple elements...)
-    template<typename _Tuple>
-    struct _Invoker
-    {
-        _Tuple _M_t;
-
-        template<size_t _Index>
-        static __tuple_element_t<_Index, _Tuple>&&
-        _S_declval();
-
-        template<size_t... _Ind>
-        auto
-        _M_invoke(_Index_tuple<_Ind...>)
-        noexcept(noexcept(std::__invoke(_S_declval<_Ind>()...)))
-        -> decltype(std::__invoke(_S_declval<_Ind>()...))
-        { return std::__invoke(std::get<_Ind>(std::move(_M_t))...); }
-
-        using _Indices
-        = typename _Build_index_tuple<tuple_size<_Tuple>::value>::__type;
-
-        auto
-        operator()()
-        noexcept(noexcept(std::declval<_Invoker&>()._M_invoke(_Indices())))
-        -> decltype(std::declval<_Invoker&>()._M_invoke(_Indices()))
-        { return _M_invoke(_Indices()); }
-    };
-
-    template<typename... _Tp>
-    using __decayed_tuple = tuple<typename std::decay<_Tp>::type...>;
-
-public:
-    // Returns a call wrapper that stores
-    // tuple{DECAY_COPY(__callable), DECAY_COPY(__args)...}.
-    template<typename _Callable, typename... _Args>
-    static _Invoker<__decayed_tuple<_Callable, _Args...>>
-    __make_invoker(_Callable&& __callable, _Args&&... __args)
-    {
-        return { __decayed_tuple<_Callable, _Args...>{
-            std::forward<_Callable>(__callable), std::forward<_Args>(__args)...
-        } };
-    }
-};
-
-inline void
-swap(thread& __x, thread& __y) noexcept
-{ __x.swap(__y); }
-
-inline bool
-operator==(thread::id __x, thread::id __y) noexcept
-{
-    // pthread_equal is undefined if either thread ID is not valid, so we
-    // can't safely use __gthread_equal on default-constructed values (nor
-    // the non-zero value returned by this_thread::get_id() for
-    // single-threaded programs using GNU libc). Assume EqualityComparable.
-    return __x._M_thread.handle == __y._M_thread.handle;
-}
-
-inline bool
-operator!=(thread::id __x, thread::id __y) noexcept
-{ return !(__x == __y); }
-
-inline bool
-operator<(thread::id __x, thread::id __y) noexcept
-{
-    // Pthreads doesn't define any way to do this, so we just have to
-    // assume native_handle_type is LessThanComparable.
-    return __x._M_thread.handle < __y._M_thread.handle;
-}
-
-inline bool
-operator<=(thread::id __x, thread::id __y) noexcept
-{ return !(__y < __x); }
-
-inline bool
-operator>(thread::id __x, thread::id __y) noexcept
-{ return __y < __x; }
-
-inline bool
-operator>=(thread::id __x, thread::id __y) noexcept
-{ return !(__x < __y); }
-
-// DR 889.
-/// std::hash specialization for thread::id.
-template<>
-struct hash<thread::id>
-    : public __hash_base<size_t, thread::id>
-{
-    size_t
-    operator()(const thread::id& __id) const noexcept
-    { return std::_Hash_impl::hash(__id._M_thread); }
-};
-
-template<class _CharT, class _Traits>
-inline basic_ostream<_CharT, _Traits>&
-operator<<(basic_ostream<_CharT, _Traits>& __out, thread::id __id)
-{
-    if (__id == thread::id())
-        return __out << "thread::id of a non-executing thread";
-    else
-        return __out << __id._M_thread;
-}
-
-namespace this_thread
-{
-/// get_id
-inline thread::id
-get_id() noexcept
-{
-    Thread ret;
-    uint8_t* tls = (uint8_t*)armGetTls();
-    uint8_t* threadCtx = *(uint8_t**)(tls + 0x1F8);
-    ret.handle = *(Handle*)(threadCtx + 0x1B8);
-    ret.stack_mem = *(void**)(threadCtx + 0x48);
-    ret.stack_mirror = *(void**)(threadCtx + 0x50);
-    ret.stack_sz = *(size_t*)(threadCtx + 0x58);
-    return thread::id(ret);
-}
-}
-
-}
-
-#endif
-#endif