// Copyright (c) 2009, Google Inc. // 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. // --- // Author: Paul Pluzhnikov // // This code logically belongs in stacktrace.cc, but // it is moved into (this) separate file in order to // prevent inlining of routines defined here. // // Inlining causes skip_count to be incorrect, and there // is no portable way to prevent it. // // Eventually LTO (link-time optimization) and/or LLVM // may inline this code anyway. Let's hope they respect // ATTRIBUTE_NOINLINE. #include <config.h> #include <gperftools/stacktrace.h> #include "stacktrace_config.h" #include "base/basictypes.h" #if !defined(STACKTRACE_SKIP_CONTEXT_ROUTINES) ATTRIBUTE_NOINLINE PERFTOOLS_DLL_DECL int GetStackFramesWithContext(void** pcs, int* sizes, int max_depth, int skip_count, const void * /* uc */) { return GetStackFrames(pcs, sizes, max_depth, skip_count + 1); } ATTRIBUTE_NOINLINE PERFTOOLS_DLL_DECL int GetStackTraceWithContext(void** result, int max_depth, int skip_count, const void * /* uc */) { return GetStackTrace(result, max_depth, skip_count + 1); } #endif