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Diffstat (limited to 'deps/v8/src/platform-posix.h')
| -rw-r--r-- | deps/v8/src/platform-posix.h | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/deps/v8/src/platform-posix.h b/deps/v8/src/platform-posix.h deleted file mode 100644 index 6b73387cd7..0000000000 --- a/deps/v8/src/platform-posix.h +++ /dev/null @@ -1,106 +0,0 @@ -// Copyright 2012 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -#ifndef V8_PLATFORM_POSIX_H_ -#define V8_PLATFORM_POSIX_H_ - -#if !defined(ANDROID) -#include <cxxabi.h> -#endif -#include <stdio.h> - -#include "platform.h" - -namespace v8 { -namespace internal { - -// Used by platform implementation files during OS::DumpBacktrace() -// and OS::StackWalk(). -template<int (*backtrace)(void**, int), - char** (*backtrace_symbols)(void* const*, int)> -struct POSIXBacktraceHelper { - static void DumpBacktrace() { - void* trace[100]; - int size = backtrace(trace, ARRAY_SIZE(trace)); - char** symbols = backtrace_symbols(trace, size); - fprintf(stderr, "\n==== C stack trace ===============================\n\n"); - if (size == 0) { - fprintf(stderr, "(empty)\n"); - } else if (symbols == NULL) { - fprintf(stderr, "(no symbols)\n"); - } else { - for (int i = 1; i < size; ++i) { - fprintf(stderr, "%2d: ", i); - char mangled[201]; - if (sscanf(symbols[i], "%*[^(]%*[(]%200[^)+]", mangled) == 1) {// NOLINT - char* demangled = NULL; -#if !defined(ANDROID) - int status; - size_t length; - demangled = abi::__cxa_demangle(mangled, NULL, &length, &status); -#endif - fprintf(stderr, "%s\n", demangled != NULL ? demangled : mangled); - free(demangled); - } else { - fprintf(stderr, "??\n"); - } - } - } - fflush(stderr); - free(symbols); - } - - static int StackWalk(Vector<OS::StackFrame> frames) { - int frames_size = frames.length(); - ScopedVector<void*> addresses(frames_size); - - int frames_count = backtrace(addresses.start(), frames_size); - - char** symbols = backtrace_symbols(addresses.start(), frames_count); - if (symbols == NULL) { - return OS::kStackWalkError; - } - - for (int i = 0; i < frames_count; i++) { - frames[i].address = addresses[i]; - // Format a text representation of the frame based on the information - // available. - OS::SNPrintF(MutableCStrVector(frames[i].text, OS::kStackWalkMaxTextLen), - "%s", symbols[i]); - // Make sure line termination is in place. - frames[i].text[OS::kStackWalkMaxTextLen - 1] = '\0'; - } - - free(symbols); - - return frames_count; - } -}; - -} } // namespace v8::internal - -#endif // V8_PLATFORM_POSIX_H_ |