141 lines
3.4 KiB
C++
141 lines
3.4 KiB
C++
/*
|
|
* Copyright (C) 2000-2017 Paul Davis <paul@linuxaudiosystems.com>
|
|
* Copyright (C) 2006-2007 Taybin Rutkin <taybin@taybin.com>
|
|
* Copyright (C) 2009-2010 Carl Hetherington <carl@carlh.net>
|
|
* Copyright (C) 2013-2015 John Emmas <john@creativepost.co.uk>
|
|
* Copyright (C) 2015-2019 Robin Gareus <robin@gareus.org>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "libpbd-config.h"
|
|
|
|
#include "pbd/stacktrace.h"
|
|
#include "pbd/debug.h"
|
|
#include "pbd/demangle.h"
|
|
#include "pbd/compose.h"
|
|
#include "pbd/pthread_utils.h"
|
|
|
|
#include <cstdio>
|
|
#include <iostream>
|
|
#include <string>
|
|
|
|
#ifdef PLATFORM_WINDOWS
|
|
#include <windows.h>
|
|
#include <dbghelp.h>
|
|
#endif
|
|
|
|
void
|
|
PBD::trace_twb ()
|
|
{
|
|
}
|
|
|
|
/* Obtain a backtrace and print it to stdout. */
|
|
|
|
#ifdef HAVE_EXECINFO
|
|
|
|
#include <execinfo.h>
|
|
|
|
void
|
|
PBD::stacktrace (std::ostream& out, int levels)
|
|
{
|
|
void *array[200];
|
|
size_t size;
|
|
char **strings;
|
|
size_t i;
|
|
|
|
size = backtrace (array, 200);
|
|
|
|
if (size) {
|
|
strings = backtrace_symbols (array, size);
|
|
|
|
if (strings) {
|
|
|
|
for (i = 0; i < size && (levels == 0 || i < size_t(levels)); i++) {
|
|
out << " " << demangle (strings[i]) << std::endl;
|
|
}
|
|
|
|
free (strings);
|
|
}
|
|
} else {
|
|
out << "no stacktrace available!" << std::endl;
|
|
}
|
|
}
|
|
|
|
#elif defined (PLATFORM_WINDOWS)
|
|
|
|
#if defined DEBUG && !defined CaptureStackBackTrace
|
|
#define CaptureStackBackTrace RtlCaptureStackBackTrace
|
|
|
|
extern "C" {
|
|
__declspec(dllimport) USHORT WINAPI CaptureStackBackTrace (
|
|
ULONG FramesToSkip,
|
|
ULONG FramesToCapture,
|
|
PVOID *BackTrace,
|
|
PULONG BackTraceHash);
|
|
}
|
|
#endif
|
|
|
|
void
|
|
PBD::stacktrace (std::ostream& out, int)
|
|
{
|
|
#ifdef DEBUG
|
|
const size_t levels = 62; // does not support more then 62 levels of stacktrace
|
|
unsigned int i;
|
|
void * stack[ levels ];
|
|
unsigned short frames;
|
|
SYMBOL_INFO * symbol;
|
|
HANDLE process;
|
|
|
|
process = GetCurrentProcess();
|
|
out << "+++++Backtrace process: " << DEBUG_THREAD_SELF << std::endl;
|
|
|
|
SymInitialize (process, NULL, TRUE);
|
|
|
|
frames = CaptureStackBackTrace (0, levels, stack, NULL);
|
|
|
|
out << "+++++Backtrace frames: " << frames << std::endl;
|
|
|
|
symbol = (SYMBOL_INFO*)calloc (sizeof (SYMBOL_INFO) + 256 * sizeof (char), 1);
|
|
symbol->MaxNameLen = 255;
|
|
symbol->SizeOfStruct = sizeof (SYMBOL_INFO);
|
|
|
|
for (i = 0; i < frames; ++i) {
|
|
SymFromAddr (process, (DWORD64)(stack[i]), 0, symbol);
|
|
out << string_compose ("%1: %2 - %3\n", frames - i - 1, symbol->Name, symbol->Address);
|
|
}
|
|
|
|
out.flush ();
|
|
|
|
free (symbol);
|
|
#endif
|
|
}
|
|
|
|
#else
|
|
|
|
void
|
|
PBD::stacktrace (std::ostream& out, int /*levels*/)
|
|
{
|
|
out << "stack tracing is not enabled on this platform" << std::endl;
|
|
}
|
|
|
|
#endif
|
|
|
|
void
|
|
c_stacktrace ()
|
|
{
|
|
PBD::stacktrace (std::cout);
|
|
}
|