Apply clang-format with Chromium-style without column limit.

third_party/WebKit/Source/wtf/Assertions.cpp

 /*
  * Copyright (C) 2003, 2006, 2007 Apple Inc.  All rights reserved.
  * Copyright (C) 2007-2009 Torch Mobile, Inc.
  * Copyright (C) 2011 University of Szeged. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 33 matching lines @@
 #include <stdlib.h>
 #include <string.h>
 
 #if OS(MACOSX)
 #include <AvailabilityMacros.h>
 #include <CoreFoundation/CFString.h>
 #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
 #define WTF_USE_APPLE_SYSTEM_LOG 1
 #include <asl.h>
 #endif
-#endif // OS(MACOSX)
+#endif  // OS(MACOSX)
 
 #if COMPILER(MSVC)
 #include <crtdbg.h>
 #endif
 
 #if OS(WIN)
 #include <windows.h>
 #endif
 
 #if OS(MACOSX) || (OS(LINUX) && !defined(__UCLIBC__))
 #include <cxxabi.h>
 #include <dlfcn.h>
 #include <execinfo.h>
 #endif
 
 #if OS(ANDROID)
 #include <android/log.h>
 #endif
 
 WTF_ATTRIBUTE_PRINTF(1, 0)
-static void vprintf_stderr_common(const char* format, va_list args)
-{
+static void vprintf_stderr_common(const char* format, va_list args) {
 #if OS(MACOSX)
-    if (strstr(format, "%@")) {
-        CFStringRef cfFormat = CFStringCreateWithCString(nullptr, format, kCFStringEncodingUTF8);
+  if (strstr(format, "%@")) {
+    CFStringRef cfFormat = CFStringCreateWithCString(nullptr, format, kCFStringEncodingUTF8);
 
 #if COMPILER(CLANG)
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wformat-nonliteral"
 #endif
-        CFStringRef str = CFStringCreateWithFormatAndArguments(nullptr, nullptr, cfFormat, args);
+    CFStringRef str = CFStringCreateWithFormatAndArguments(nullptr, nullptr, cfFormat, args);
 #if COMPILER(CLANG)
 #pragma clang diagnostic pop
 #endif
-        CFIndex length = CFStringGetMaximumSizeForEncoding(CFStringGetLength(str), kCFStringEncodingUTF8);
-        char* buffer = (char*)malloc(length + 1);
+    CFIndex length = CFStringGetMaximumSizeForEncoding(CFStringGetLength(str), kCFStringEncodingUTF8);
+    char* buffer = (char*)malloc(length + 1);
 
-        CFStringGetCString(str, buffer, length, kCFStringEncodingUTF8);
+    CFStringGetCString(str, buffer, length, kCFStringEncodingUTF8);
 
 #if USE(APPLE_SYSTEM_LOG)
-        asl_log(0, 0, ASL_LEVEL_NOTICE, "%s", buffer);
+    asl_log(0, 0, ASL_LEVEL_NOTICE, "%s", buffer);
 #endif
-        fputs(buffer, stderr);
+    fputs(buffer, stderr);
 
-        free(buffer);
-        CFRelease(str);
-        CFRelease(cfFormat);
-        return;
-    }
+    free(buffer);
+    CFRelease(str);
+    CFRelease(cfFormat);
+    return;
+  }
 
 #if USE(APPLE_SYSTEM_LOG)
-    va_list copyOfArgs;
-    va_copy(copyOfArgs, args);
-    asl_vlog(0, 0, ASL_LEVEL_NOTICE, format, copyOfArgs);
-    va_end(copyOfArgs);
+  va_list copyOfArgs;
+  va_copy(copyOfArgs, args);
+  asl_vlog(0, 0, ASL_LEVEL_NOTICE, format, copyOfArgs);
+  va_end(copyOfArgs);
 #endif
 
-    // Fall through to write to stderr in the same manner as other platforms.
+// Fall through to write to stderr in the same manner as other platforms.
 
 #elif OS(ANDROID)
-    __android_log_vprint(ANDROID_LOG_WARN, "WebKit", format, args);
+  __android_log_vprint(ANDROID_LOG_WARN, "WebKit", format, args);
 #elif OS(WIN)
-    if (IsDebuggerPresent()) {
-        size_t size = 1024;
+  if (IsDebuggerPresent()) {
+    size_t size = 1024;
 
-        do {
-            char* buffer = (char*)malloc(size);
-            if (!buffer)
-                break;
+    do {
+      char* buffer = (char*)malloc(size);
+      if (!buffer)
+        break;
 
-            if (_vsnprintf(buffer, size, format, args) != -1) {
-                OutputDebugStringA(buffer);
-                free(buffer);
-                break;
-            }
+      if (_vsnprintf(buffer, size, format, args) != -1) {
+        OutputDebugStringA(buffer);
+        free(buffer);
+        break;
+      }
 
-            free(buffer);
-            size *= 2;
-        } while (size > 1024);
-    }
+      free(buffer);
+      size *= 2;
+    } while (size > 1024);
+  }
 #endif
-    vfprintf(stderr, format, args);
+  vfprintf(stderr, format, args);
 }
 
 #if COMPILER(CLANG) || (COMPILER(GCC) && GCC_VERSION_AT_LEAST(4, 6, 0))
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wformat-nonliteral"
 #endif
 
-static void vprintf_stderr_with_prefix(const char* prefix, const char* format, va_list args)
-{
-    size_t prefixLength = strlen(prefix);
-    size_t formatLength = strlen(format);
-    OwnPtr<char[]> formatWithPrefix = adoptArrayPtr(new char[prefixLength + formatLength + 1]);
-    memcpy(formatWithPrefix.get(), prefix, prefixLength);
-    memcpy(formatWithPrefix.get() + prefixLength, format, formatLength);
-    formatWithPrefix[prefixLength + formatLength] = 0;
+static void vprintf_stderr_with_prefix(const char* prefix, const char* format, va_list args) {
+  size_t prefixLength = strlen(prefix);
+  size_t formatLength = strlen(format);
+  OwnPtr<char[]> formatWithPrefix = adoptArrayPtr(new char[prefixLength + formatLength + 1]);
+  memcpy(formatWithPrefix.get(), prefix, prefixLength);
+  memcpy(formatWithPrefix.get() + prefixLength, format, formatLength);
+  formatWithPrefix[prefixLength + formatLength] = 0;
 
-    vprintf_stderr_common(formatWithPrefix.get(), args);
+  vprintf_stderr_common(formatWithPrefix.get(), args);
 }
 
-static void vprintf_stderr_with_trailing_newline(const char* format, va_list args)
-{
-    size_t formatLength = strlen(format);
-    if (formatLength && format[formatLength - 1] == '\n') {
-        vprintf_stderr_common(format, args);
-        return;
-    }
+static void vprintf_stderr_with_trailing_newline(const char* format, va_list args) {
+  size_t formatLength = strlen(format);
+  if (formatLength && format[formatLength - 1] == '\n') {
+    vprintf_stderr_common(format, args);
+    return;
+  }
 
-    OwnPtr<char[]> formatWithNewline = adoptArrayPtr(new char[formatLength + 2]);
-    memcpy(formatWithNewline.get(), format, formatLength);
-    formatWithNewline[formatLength] = '\n';
-    formatWithNewline[formatLength + 1] = 0;
+  OwnPtr<char[]> formatWithNewline = adoptArrayPtr(new char[formatLength + 2]);
+  memcpy(formatWithNewline.get(), format, formatLength);
+  formatWithNewline[formatLength] = '\n';
+  formatWithNewline[formatLength + 1] = 0;
 
-    vprintf_stderr_common(formatWithNewline.get(), args);
+  vprintf_stderr_common(formatWithNewline.get(), args);
 }
 
 #if COMPILER(CLANG) || (COMPILER(GCC) && GCC_VERSION_AT_LEAST(4, 6, 0))
 #pragma GCC diagnostic pop
 #endif
 
 WTF_ATTRIBUTE_PRINTF(1, 2)
-static void printf_stderr_common(const char* format, ...)
-{
-    va_list args;
-    va_start(args, format);
-    vprintf_stderr_common(format, args);
-    va_end(args);
-}
-
-static void printCallSite(const char* file, int line, const char* function)
-{
+static void printf_stderr_common(const char* format, ...) {
+  va_list args;
+  va_start(args, format);
+  vprintf_stderr_common(format, args);
+  va_end(args);
+}
+
+static void printCallSite(const char* file, int line, const char* function) {
 #if OS(WIN) && defined(_DEBUG)
-    _CrtDbgReport(_CRT_WARN, file, line, nullptr, "%s\n", function);
+  _CrtDbgReport(_CRT_WARN, file, line, nullptr, "%s\n", function);
 #else
-    // By using this format, which matches the format used by MSVC for compiler errors, developers
-    // using Visual Studio can double-click the file/line number in the Output Window to have the
-    // editor navigate to that line of code. It seems fine for other developers, too.
-    printf_stderr_common("%s(%d) : %s\n", file, line, function);
-#endif
-}
-
-void WTFReportAssertionFailure(const char* file, int line, const char* function, const char* assertion)
-{
-    if (assertion)
-        printf_stderr_common("ASSERTION FAILED: %s\n", assertion);
+  // By using this format, which matches the format used by MSVC for compiler errors, developers
+  // using Visual Studio can double-click the file/line number in the Output Window to have the
+  // editor navigate to that line of code. It seems fine for other developers, too.
+  printf_stderr_common("%s(%d) : %s\n", file, line, function);
+#endif
+}
+
+void WTFReportAssertionFailure(const char* file, int line, const char* function, const char* assertion) {
+  if (assertion)
+    printf_stderr_common("ASSERTION FAILED: %s\n", assertion);
+  else
+    printf_stderr_common("SHOULD NEVER BE REACHED\n");
+  printCallSite(file, line, function);
+}
+
+void WTFReportAssertionFailureWithMessage(const char* file, int line, const char* function, const char* assertion, const char* format, ...) {
+  va_list args;
+  va_start(args, format);
+  vprintf_stderr_with_prefix("ASSERTION FAILED: ", format, args);
+  va_end(args);
+  printf_stderr_common("\n%s\n", assertion);
+  printCallSite(file, line, function);
+}
+
+void WTFReportArgumentAssertionFailure(const char* file, int line, const char* function, const char* argName, const char* assertion) {
+  printf_stderr_common("ARGUMENT BAD: %s, %s\n", argName, assertion);
+  printCallSite(file, line, function);
+}
+
+void WTFGetBacktrace(void** stack, int* size) {
+#if OS(MACOSX) || (OS(LINUX) && !defined(__UCLIBC__))
+  *size = backtrace(stack, *size);
+#elif OS(WIN)
+  // The CaptureStackBackTrace function is available in XP, but it is not defined
+  // in the Windows Server 2003 R2 Platform SDK. So, we'll grab the function
+  // through GetProcAddress.
+  typedef WORD(NTAPI * RtlCaptureStackBackTraceFunc)(DWORD, DWORD, PVOID*, PDWORD);
+  HMODULE kernel32 = ::GetModuleHandleW(L"Kernel32.dll");
+  if (!kernel32) {
+    *size = 0;
+    return;
+  }
+  RtlCaptureStackBackTraceFunc captureStackBackTraceFunc = reinterpret_cast<RtlCaptureStackBackTraceFunc>(
+      ::GetProcAddress(kernel32, "RtlCaptureStackBackTrace"));
+  if (captureStackBackTraceFunc)
+    *size = captureStackBackTraceFunc(0, *size, stack, 0);
+  else
+    *size = 0;
+#else
+  *size = 0;
+#endif
+}
+
+void WTFReportBacktrace(int framesToShow) {
+  static const int framesToSkip = 2;
+  // Use alloca to allocate on the stack since this function is used in OOM situations.
+  void** samples = static_cast<void**>(alloca((framesToShow + framesToSkip) * sizeof(void*)));
+  int frames = framesToShow + framesToSkip;
+
+  WTFGetBacktrace(samples, &frames);
+  WTFPrintBacktrace(samples + framesToSkip, frames - framesToSkip);
+}
+
+FrameToNameScope::FrameToNameScope(void* addr)
+    : m_name(0), m_cxaDemangled(0) {
+#if OS(MACOSX) || (OS(LINUX) && !defined(__UCLIBC__))
+  Dl_info info;
+  if (!dladdr(addr, &info) || !info.dli_sname)
+    return;
+  const char* mangledName = info.dli_sname;
+  if ((m_cxaDemangled = abi::__cxa_demangle(mangledName, 0, 0, 0)))
+    m_name = m_cxaDemangled;
+  else
+    m_name = mangledName;
+#else
+  (void)addr;
+#endif
+}
+
+FrameToNameScope::~FrameToNameScope() {
+  free(m_cxaDemangled);
+}
+
+static const char kScopedLoggerIndent[] = "  ";
+
+ScopedLogger::ScopedLogger(bool condition, const char* format, ...)
+    : m_parent(condition ? current() : 0), m_multiline(false) {
+  if (!condition)
+    return;
+
+  va_list args;
+  va_start(args, format);
+  init(format, args);
+  va_end(args);
+}
+
+ScopedLogger::~ScopedLogger() {
+  if (current() == this) {
+    if (m_multiline)
+      indent();
     else
-        printf_stderr_common("SHOULD NEVER BE REACHED\n");
-    printCallSite(file, line, function);
-}
-
-void WTFReportAssertionFailureWithMessage(const char* file, int line, const char* function, const char* assertion, const char* format, ...)
-{
-    va_list args;
-    va_start(args, format);
-    vprintf_stderr_with_prefix("ASSERTION FAILED: ", format, args);
-    va_end(args);
-    printf_stderr_common("\n%s\n", assertion);
-    printCallSite(file, line, function);
-}
-
-void WTFReportArgumentAssertionFailure(const char* file, int line, const char* function, const char* argName, const char* assertion)
-{
-    printf_stderr_common("ARGUMENT BAD: %s, %s\n", argName, assertion);
-    printCallSite(file, line, function);
-}
-
-void WTFGetBacktrace(void** stack, int* size)
-{
-#if OS(MACOSX) || (OS(LINUX) && !defined(__UCLIBC__))
-    *size = backtrace(stack, *size);
-#elif OS(WIN)
-    // The CaptureStackBackTrace function is available in XP, but it is not defined
-    // in the Windows Server 2003 R2 Platform SDK. So, we'll grab the function
-    // through GetProcAddress.
-    typedef WORD (NTAPI* RtlCaptureStackBackTraceFunc)(DWORD, DWORD, PVOID*, PDWORD);
-    HMODULE kernel32 = ::GetModuleHandleW(L"Kernel32.dll");
-    if (!kernel32) {
-        *size = 0;
-        return;
-    }
-    RtlCaptureStackBackTraceFunc captureStackBackTraceFunc = reinterpret_cast<RtlCaptureStackBackTraceFunc>(
-        ::GetProcAddress(kernel32, "RtlCaptureStackBackTrace"));
-    if (captureStackBackTraceFunc)
-        *size = captureStackBackTraceFunc(0, *size, stack, 0);
+      print(" ");
+    print(")\n");
+    current() = m_parent;
+  }
+}
+
+void ScopedLogger::init(const char* format, va_list args) {
+  current() = this;
+  if (m_parent)
+    m_parent->writeNewlineIfNeeded();
+  indent();
+  print("( ");
+  m_printFunc(format, args);
+}
+
+void ScopedLogger::writeNewlineIfNeeded() {
+  if (!m_multiline) {
+    print("\n");
+    m_multiline = true;
+  }
+}
+
+void ScopedLogger::indent() {
+  if (m_parent) {
+    m_parent->indent();
+    print(kScopedLoggerIndent);
+  }
+}
+
+void ScopedLogger::log(const char* format, ...) {
+  if (current() != this)
+    return;
+
+  va_list args;
+  va_start(args, format);
+
+  writeNewlineIfNeeded();
+  indent();
+  print(kScopedLoggerIndent);
+  m_printFunc(format, args);
+  print("\n");
+
+  va_end(args);
+}
+
+void ScopedLogger::print(const char* format, ...) {
+  va_list args;
+  va_start(args, format);
+  m_printFunc(format, args);
+  va_end(args);
+}
+
+ScopedLogger*& ScopedLogger::current() {
+  AtomicallyInitializedStaticReference(ThreadSpecific<ScopedLogger*>, ref, new ThreadSpecific<ScopedLogger*>);
+  return *ref;
+}
+
+ScopedLogger::PrintFunctionPtr ScopedLogger::m_printFunc = vprintf_stderr_common;
+
+void WTFPrintBacktrace(void** stack, int size) {
+  for (int i = 0; i < size; ++i) {
+    FrameToNameScope frameToName(stack[i]);
+    const int frameNumber = i + 1;
+    if (frameToName.nullableName())
+      printf_stderr_common("%-3d %p %s\n", frameNumber, stack[i], frameToName.nullableName());
     else
-        *size = 0;
-#else
-    *size = 0;
-#endif
-}
-
-void WTFReportBacktrace(int framesToShow)
-{
-    static const int framesToSkip = 2;
-    // Use alloca to allocate on the stack since this function is used in OOM situations.
-    void** samples = static_cast<void**>(alloca((framesToShow + framesToSkip) * sizeof(void *)));
-    int frames = framesToShow + framesToSkip;
-
-    WTFGetBacktrace(samples, &frames);
-    WTFPrintBacktrace(samples + framesToSkip, frames - framesToSkip);
-}
-
-FrameToNameScope::FrameToNameScope(void* addr)
-    : m_name(0)
-    , m_cxaDemangled(0)
-{
-#if OS(MACOSX) || (OS(LINUX) && !defined(__UCLIBC__))
-    Dl_info info;
-    if (!dladdr(addr, &info) || !info.dli_sname)
-        return;
-    const char* mangledName = info.dli_sname;
-    if ((m_cxaDemangled = abi::__cxa_demangle(mangledName, 0, 0, 0)))
-        m_name = m_cxaDemangled;
-    else
-        m_name = mangledName;
-#else
-    (void)addr;
-#endif
-}
-
-FrameToNameScope::~FrameToNameScope()
-{
-    free(m_cxaDemangled);
-}
-
-static const char kScopedLoggerIndent[] = "  ";
-
-ScopedLogger::ScopedLogger(bool condition, const char* format, ...)
-    : m_parent(condition ? current() : 0)
-    , m_multiline(false)
-{
-    if (!condition)
-        return;
-
-    va_list args;
-    va_start(args, format);
-    init(format, args);
-    va_end(args);
-}
-
-ScopedLogger::~ScopedLogger()
-{
-    if (current() == this) {
-        if (m_multiline)
-            indent();
-        else
-            print(" ");
-        print(")\n");
-        current() = m_parent;
-    }
-}
-
-void ScopedLogger::init(const char* format, va_list args)
-{
-    current() = this;
-    if (m_parent)
-        m_parent->writeNewlineIfNeeded();
-    indent();
-    print("( ");
-    m_printFunc(format, args);
-}
-
-void ScopedLogger::writeNewlineIfNeeded()
-{
-    if (!m_multiline) {
-        print("\n");
-        m_multiline = true;
-    }
-}
-
-void ScopedLogger::indent()
-{
-    if (m_parent) {
-        m_parent->indent();
-        print(kScopedLoggerIndent);
-    }
-}
-
-void ScopedLogger::log(const char* format, ...)
-{
-    if (current() != this)
-        return;
-
-    va_list args;
-    va_start(args, format);
-
-    writeNewlineIfNeeded();
-    indent();
-    print(kScopedLoggerIndent);
-    m_printFunc(format, args);
-    print("\n");
-
-    va_end(args);
-}
-
-void ScopedLogger::print(const char* format, ...)
-{
-    va_list args;
-    va_start(args, format);
-    m_printFunc(format, args);
-    va_end(args);
-}
-
-ScopedLogger*& ScopedLogger::current()
-{
-    AtomicallyInitializedStaticReference(ThreadSpecific<ScopedLogger*>, ref, new ThreadSpecific<ScopedLogger*>);
-    return *ref;
-}
-
-ScopedLogger::PrintFunctionPtr ScopedLogger::m_printFunc = vprintf_stderr_common;
-
-void WTFPrintBacktrace(void** stack, int size)
-{
-    for (int i = 0; i < size; ++i) {
-        FrameToNameScope frameToName(stack[i]);
-        const int frameNumber = i + 1;
-        if (frameToName.nullableName())
-            printf_stderr_common("%-3d %p %s\n", frameNumber, stack[i], frameToName.nullableName());
-        else
-            printf_stderr_common("%-3d %p\n", frameNumber, stack[i]);
-    }
-}
-
-void WTFReportFatalError(const char* file, int line, const char* function, const char* format, ...)
-{
-    va_list args;
-    va_start(args, format);
-    vprintf_stderr_with_prefix("FATAL ERROR: ", format, args);
-    va_end(args);
-    printf_stderr_common("\n");
-    printCallSite(file, line, function);
-}
-
-void WTFReportError(const char* file, int line, const char* function, const char* format, ...)
-{
-    va_list args;
-    va_start(args, format);
-    vprintf_stderr_with_prefix("ERROR: ", format, args);
-    va_end(args);
-    printf_stderr_common("\n");
-    printCallSite(file, line, function);
-}
-
-void WTFLog(WTFLogChannel* channel, const char* format, ...)
-{
-    if (channel->state != WTFLogChannelOn)
-        return;
-
-    va_list args;
-    va_start(args, format);
-    vprintf_stderr_with_trailing_newline(format, args);
-    va_end(args);
-}
-
-void WTFLogVerbose(const char* file, int line, const char* function, WTFLogChannel* channel, const char* format, ...)
-{
-    if (channel->state != WTFLogChannelOn)
-        return;
-
-    va_list args;
-    va_start(args, format);
-    vprintf_stderr_with_trailing_newline(format, args);
-    va_end(args);
-
-    printCallSite(file, line, function);
-}
-
-void WTFLogAlways(const char* format, ...)
-{
-    va_list args;
-    va_start(args, format);
-    vprintf_stderr_with_trailing_newline(format, args);
-    va_end(args);
-}
-
+      printf_stderr_common("%-3d %p\n", frameNumber, stack[i]);
+  }
+}
+
+void WTFReportFatalError(const char* file, int line, const char* function, const char* format, ...) {
+  va_list args;
+  va_start(args, format);
+  vprintf_stderr_with_prefix("FATAL ERROR: ", format, args);
+  va_end(args);
+  printf_stderr_common("\n");
+  printCallSite(file, line, function);
+}
+
+void WTFReportError(const char* file, int line, const char* function, const char* format, ...) {
+  va_list args;
+  va_start(args, format);
+  vprintf_stderr_with_prefix("ERROR: ", format, args);
+  va_end(args);
+  printf_stderr_common("\n");
+  printCallSite(file, line, function);
+}
+
+void WTFLog(WTFLogChannel* channel, const char* format, ...) {
+  if (channel->state != WTFLogChannelOn)
+    return;
+
+  va_list args;
+  va_start(args, format);
+  vprintf_stderr_with_trailing_newline(format, args);
+  va_end(args);
+}
+
+void WTFLogVerbose(const char* file, int line, const char* function, WTFLogChannel* channel, const char* format, ...) {
+  if (channel->state != WTFLogChannelOn)
+    return;
+
+  va_list args;
+  va_start(args, format);
+  vprintf_stderr_with_trailing_newline(format, args);
+  va_end(args);
+
+  printCallSite(file, line, function);
+}
+
+void WTFLogAlways(const char* format, ...) {
+  va_list args;
+  va_start(args, format);
+  vprintf_stderr_with_trailing_newline(format, args);
+  va_end(args);
+}