diff options
| -rw-r--r-- | src/Globals.h | 5 | ||||
| -rw-r--r-- | src/OSSupport/CMakeLists.txt | 8 | ||||
| -rw-r--r-- | src/OSSupport/StackTrace.cpp | 43 | ||||
| -rw-r--r-- | src/OSSupport/StackTrace.h | 15 | ||||
| -rw-r--r-- | src/main.cpp | 6 |
5 files changed, 73 insertions, 4 deletions
diff --git a/src/Globals.h b/src/Globals.h index 582f5fdaa..d75ae0093 100644 --- a/src/Globals.h +++ b/src/Globals.h @@ -264,6 +264,7 @@ template class SizeChecker<UInt16, 2>; #include "OSSupport/Thread.h" #include "OSSupport/File.h" #include "Logger.h" + #include "OSSupport/StackTrace.h" #else // Logging functions void inline LOGERROR(const char* a_Format, ...) FORMATSTRING(1, 2); @@ -349,14 +350,14 @@ void inline LOGD(const char* a_Format, ...) #else #ifdef _DEBUG - #define ASSERT( x) ( !!(x) || ( LOGERROR("Assertion failed: %s, file %s, line %i", #x, __FILE__, __LINE__), assert(0), 0)) + #define ASSERT( x) ( !!(x) || ( LOGERROR("Assertion failed: %s, file %s, line %i", #x, __FILE__, __LINE__), PrintStackTrace(), assert(0), 0)) #else #define ASSERT(x) ((void)(x)) #endif #endif // Pretty much the same as ASSERT() but stays in Release builds -#define VERIFY( x) ( !!(x) || ( LOGERROR("Verification failed: %s, file %s, line %i", #x, __FILE__, __LINE__), exit(1), 0)) +#define VERIFY( x) ( !!(x) || ( LOGERROR("Verification failed: %s, file %s, line %i", #x, __FILE__, __LINE__), PrintStackTrace(), exit(1), 0)) // Same as assert but in all Self test builds #ifdef SELF_TEST diff --git a/src/OSSupport/CMakeLists.txt b/src/OSSupport/CMakeLists.txt index c3eabeef6..592525941 100644 --- a/src/OSSupport/CMakeLists.txt +++ b/src/OSSupport/CMakeLists.txt @@ -16,8 +16,10 @@ SET (SRCS Sleep.cpp Socket.cpp SocketThreads.cpp + StackTrace.cpp Thread.cpp - Timer.cpp) + Timer.cpp +) SET (HDRS CriticalSection.h @@ -32,8 +34,10 @@ SET (HDRS Sleep.h Socket.h SocketThreads.h + StackTrace.h Thread.h - Timer.h) + Timer.h +) if(NOT MSVC) add_library(OSSupport ${SRCS} ${HDRS}) diff --git a/src/OSSupport/StackTrace.cpp b/src/OSSupport/StackTrace.cpp new file mode 100644 index 000000000..57c547fa1 --- /dev/null +++ b/src/OSSupport/StackTrace.cpp @@ -0,0 +1,43 @@ + +// StackTrace.cpp + +// Implements the functions to print current stack traces + +#include "Globals.h" +#include "StackTrace.h" +#ifdef _WIN32 + #include "../StackWalker.h" +#else + #include <execinfo.h> +#endif + + + + + +void PrintStackTrace(void) +{ + #ifdef _WIN32 + // Reuse the StackWalker from the LeakFinder project already bound to MCS + // Define a subclass of the StackWalker that outputs everything to stdout + class PrintingStackWalker : + public StackWalker + { + virtual void OnOutput(LPCSTR szText) override + { + puts(szText); + } + } sw; + sw.ShowCallstack(); + #else + // Use the backtrace() function to get and output the stackTrace: + // Code adapted from http://stackoverflow.com/questions/77005/how-to-generate-a-stacktrace-when-my-gcc-c-app-crashes + void * stackTrace[30]; + size_t numItems = backtrace(stackTrace, ARRAYCOUNT(stackTrace)); + backtrace_symbols_fd(stackTrace, numItems, STDERR_FILENO); + #endif +} + + + + diff --git a/src/OSSupport/StackTrace.h b/src/OSSupport/StackTrace.h new file mode 100644 index 000000000..228a00077 --- /dev/null +++ b/src/OSSupport/StackTrace.h @@ -0,0 +1,15 @@ + +// StackTrace.h + +// Declares the functions to print current stack trace + + + + + +/** Prints the stacktrace for the current thread. */ +extern void PrintStackTrace(void); + + + + diff --git a/src/main.cpp b/src/main.cpp index c60e13a8c..0a8521fbc 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -10,6 +10,7 @@ #ifdef _MSC_VER #include <dbghelp.h> #endif // _MSC_VER +#include "OSSupport/StackTrace.h" bool cRoot::m_TerminateEventRaised = false; // If something has told the server to stop; checked periodically in cRoot @@ -61,6 +62,7 @@ void NonCtrlHandler(int a_Signal) std::signal(SIGSEGV, SIG_DFL); LOGERROR(" D: | MCServer has encountered an error and needs to close"); LOGERROR("Details | SIGSEGV: Segmentation fault"); + PrintStackTrace(); abort(); } case SIGABRT: @@ -71,6 +73,7 @@ void NonCtrlHandler(int a_Signal) std::signal(a_Signal, SIG_DFL); LOGERROR(" D: | MCServer has encountered an error and needs to close"); LOGERROR("Details | SIGABRT: Server self-terminated due to an internal fault"); + PrintStackTrace(); abort(); } case SIGINT: @@ -137,6 +140,9 @@ LONG WINAPI LastChanceExceptionFilter(__in struct _EXCEPTION_POINTERS * a_Except g_WriteMiniDump(GetCurrentProcess(), GetCurrentProcessId(), dumpFile, g_DumpFlags, (a_ExceptionInfo) ? &ExcInformation : nullptr, nullptr, nullptr); CloseHandle(dumpFile); + // Print the stack trace for the basic debugging: + PrintStackTrace(); + // Revert to old stack: _asm { |