diff options
Diffstat (limited to 'source/main.cpp')
-rw-r--r-- | source/main.cpp | 408 |
1 files changed, 204 insertions, 204 deletions
diff --git a/source/main.cpp b/source/main.cpp index 1d245ae0b..d379fdd17 100644 --- a/source/main.cpp +++ b/source/main.cpp @@ -1,204 +1,204 @@ -
-#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
-
-#include "cRoot.h"
-
-#include <exception> //std::exception
-#include <csignal> //std::signal
-#include <stdlib.h> //exit()
-
-#ifdef _WIN32
- #include <dbghelp.h>
-#endif // _WIN32
-
-#include "SquirrelBindings.h"
-#if USE_SQUIRREL
- #pragma warning(push)
- #pragma warning(disable:4100;disable:4127;disable:4510;disable:4610;disable:4244;disable:4512) // Getting A LOT of these warnings from SqPlus
- #include <sqplus/sqplus.h>
- #pragma warning(pop)
-#endif
-
-
-
-
-/// If defined, a thorough leak finder will be used (debug MSVC only); leaks will be output to the Output window
-#define ENABLE_LEAK_FINDER
-
-
-
-
-
-#if defined(_MSC_VER) && defined(_DEBUG) && defined(ENABLE_LEAK_FINDER)
- #define XML_LEAK_FINDER
- #pragma warning(push)
- #pragma warning(disable:4100)
- #include "LeakFinder.h"
- #pragma warning(pop)
-#endif
-
-
-
-
-
-
-void ShowCrashReport(int)
-{
- std::signal(SIGSEGV, SIG_DFL);
-
- printf("\n\nMCServer has crashed!\n");
-
- exit(-1);
-}
-
-
-
-
-
-#if defined(_WIN32) && !defined(_WIN64)
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// Windows 32-bit stuff: when the server crashes, create a "dump file" containing the callstack of each thread and some variables; let the user send us that crash file for analysis
-
-typedef BOOL (WINAPI *pMiniDumpWriteDump)(
- HANDLE hProcess,
- DWORD ProcessId,
- HANDLE hFile,
- MINIDUMP_TYPE DumpType,
- PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam,
- PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam,
- PMINIDUMP_CALLBACK_INFORMATION CallbackParam
-);
-
-pMiniDumpWriteDump g_WriteMiniDump; // The function in dbghlp DLL that creates dump files
-
-char g_DumpFileName[MAX_PATH]; // Filename of the dump file; hes to be created before the dump handler kicks in
-char g_ExceptionStack[128 * 1024]; // Substitute stack, just in case the handler kicks in because of "insufficient stack space"
-MINIDUMP_TYPE g_DumpFlags = MiniDumpNormal; // By default dump only the stack and some helpers
-
-
-
-
-
-/** This function gets called just before the "program executed an illegal instruction and will be terminated" or similar.
-Its purpose is to create the crashdump using the dbghlp DLLs
-*/
-LONG WINAPI LastChanceExceptionFilter(__in struct _EXCEPTION_POINTERS * a_ExceptionInfo)
-{
- char * newStack = &g_ExceptionStack[sizeof(g_ExceptionStack)];
- char * oldStack;
-
- // Use the substitute stack:
- // This code is the reason why we don't support 64-bit (yet)
- _asm
- {
- mov oldStack, esp
- mov esp, newStack
- }
-
- MINIDUMP_EXCEPTION_INFORMATION ExcInformation;
- ExcInformation.ThreadId = GetCurrentThreadId();
- ExcInformation.ExceptionPointers = a_ExceptionInfo;
- ExcInformation.ClientPointers = 0;
-
- // Write the dump file:
- HANDLE dumpFile = CreateFile(g_DumpFileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
- g_WriteMiniDump(GetCurrentProcess(), GetCurrentProcessId(), dumpFile, g_DumpFlags, (a_ExceptionInfo) ? &ExcInformation : NULL, NULL, NULL);
- CloseHandle(dumpFile);
-
- // Revert to old stack:
- _asm
- {
- mov esp, oldStack
- }
-
- return 0;
-}
-
-#endif // _WIN32 && !_WIN64
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// main:
-
-int main( int argc, char **argv )
-{
- (void)argc;
- (void)argv;
-
- #if defined(_MSC_VER) && defined(_DEBUG) && defined(ENABLE_LEAK_FINDER)
- InitLeakFinder();
- #endif
-
- // Magic code to produce dump-files on Windows if the server crashes:
- #if defined(_WIN32) && !defined(_WIN64)
- HINSTANCE hDbgHelp = LoadLibrary("DBGHELP.DLL");
- g_WriteMiniDump = (pMiniDumpWriteDump)GetProcAddress(hDbgHelp, "MiniDumpWriteDump");
- if (g_WriteMiniDump != NULL)
- {
- _snprintf_s(g_DumpFileName, ARRAYCOUNT(g_DumpFileName), _TRUNCATE, "crash_mcs_%x.dmp", GetCurrentProcessId());
- SetUnhandledExceptionFilter(LastChanceExceptionFilter);
-
- // Parse arguments for minidump flags:
- for (int i = 0; i < argc; i++)
- {
- if (stricmp(argv[i], "/cdg") == 0)
- {
- // Add globals to the dump
- g_DumpFlags = (MINIDUMP_TYPE)(g_DumpFlags | MiniDumpWithDataSegs);
- }
- else if (stricmp(argv[i], "/cdf") == 0)
- {
- // Add full memory to the dump (HUUUGE file)
- g_DumpFlags = (MINIDUMP_TYPE)(g_DumpFlags | MiniDumpWithFullMemory);
- }
- } // for i - argv[]
- }
- #endif // _WIN32 && !_WIN64
- // End of dump-file magic
-
- #if defined(_DEBUG) && defined(_MSC_VER)
- _CrtSetDbgFlag ( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF );
-
- // _X: The simple built-in CRT leak finder - simply break when allocating the Nth block ({N} is listed in the leak output)
- // Only useful when the leak is in the same sequence all the time
- // _CrtSetBreakAlloc(85950);
-
- #endif // _DEBUG && _MSC_VER
-
- #ifndef _DEBUG
- std::signal(SIGSEGV, ShowCrashReport);
- #endif
-
- // DEBUG: test the dumpfile creation:
- // *((int *)0) = 0;
-
- try
- {
- cRoot Root;
- Root.Start();
- }
- catch( std::exception& e )
- {
- LOGERROR("Standard exception: %s", e.what() );
- }
- catch( ... )
- {
- LOGERROR("Unknown exception!");
- }
-
- #if USE_SQUIRREL
- SquirrelVM::Shutdown();
- #endif
-
- #if defined(_MSC_VER) && defined(_DEBUG) && defined(ENABLE_LEAK_FINDER)
- DeinitLeakFinder();
- #endif
-
- return 0;
-}
-
-
-
-
+ +#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules + +#include "cRoot.h" + +#include <exception> //std::exception +#include <csignal> //std::signal +#include <stdlib.h> //exit() + +#ifdef _WIN32 + #include <dbghelp.h> +#endif // _WIN32 + +#include "SquirrelBindings.h" +#if USE_SQUIRREL + #pragma warning(push) + #pragma warning(disable:4100;disable:4127;disable:4510;disable:4610;disable:4244;disable:4512) // Getting A LOT of these warnings from SqPlus + #include <sqplus/sqplus.h> + #pragma warning(pop) +#endif + + + + +/// If defined, a thorough leak finder will be used (debug MSVC only); leaks will be output to the Output window +#define ENABLE_LEAK_FINDER + + + + + +#if defined(_MSC_VER) && defined(_DEBUG) && defined(ENABLE_LEAK_FINDER) + #define XML_LEAK_FINDER + #pragma warning(push) + #pragma warning(disable:4100) + #include "LeakFinder.h" + #pragma warning(pop) +#endif + + + + + + +void ShowCrashReport(int) +{ + std::signal(SIGSEGV, SIG_DFL); + + printf("\n\nMCServer has crashed!\n"); + + exit(-1); +} + + + + + +#if defined(_WIN32) && !defined(_WIN64) +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// Windows 32-bit stuff: when the server crashes, create a "dump file" containing the callstack of each thread and some variables; let the user send us that crash file for analysis + +typedef BOOL (WINAPI *pMiniDumpWriteDump)( + HANDLE hProcess, + DWORD ProcessId, + HANDLE hFile, + MINIDUMP_TYPE DumpType, + PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam, + PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam, + PMINIDUMP_CALLBACK_INFORMATION CallbackParam +); + +pMiniDumpWriteDump g_WriteMiniDump; // The function in dbghlp DLL that creates dump files + +char g_DumpFileName[MAX_PATH]; // Filename of the dump file; hes to be created before the dump handler kicks in +char g_ExceptionStack[128 * 1024]; // Substitute stack, just in case the handler kicks in because of "insufficient stack space" +MINIDUMP_TYPE g_DumpFlags = MiniDumpNormal; // By default dump only the stack and some helpers + + + + + +/** This function gets called just before the "program executed an illegal instruction and will be terminated" or similar. +Its purpose is to create the crashdump using the dbghlp DLLs +*/ +LONG WINAPI LastChanceExceptionFilter(__in struct _EXCEPTION_POINTERS * a_ExceptionInfo) +{ + char * newStack = &g_ExceptionStack[sizeof(g_ExceptionStack)]; + char * oldStack; + + // Use the substitute stack: + // This code is the reason why we don't support 64-bit (yet) + _asm + { + mov oldStack, esp + mov esp, newStack + } + + MINIDUMP_EXCEPTION_INFORMATION ExcInformation; + ExcInformation.ThreadId = GetCurrentThreadId(); + ExcInformation.ExceptionPointers = a_ExceptionInfo; + ExcInformation.ClientPointers = 0; + + // Write the dump file: + HANDLE dumpFile = CreateFile(g_DumpFileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); + g_WriteMiniDump(GetCurrentProcess(), GetCurrentProcessId(), dumpFile, g_DumpFlags, (a_ExceptionInfo) ? &ExcInformation : NULL, NULL, NULL); + CloseHandle(dumpFile); + + // Revert to old stack: + _asm + { + mov esp, oldStack + } + + return 0; +} + +#endif // _WIN32 && !_WIN64 + + + + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// main: + +int main( int argc, char **argv ) +{ + (void)argc; + (void)argv; + + #if defined(_MSC_VER) && defined(_DEBUG) && defined(ENABLE_LEAK_FINDER) + InitLeakFinder(); + #endif + + // Magic code to produce dump-files on Windows if the server crashes: + #if defined(_WIN32) && !defined(_WIN64) + HINSTANCE hDbgHelp = LoadLibrary("DBGHELP.DLL"); + g_WriteMiniDump = (pMiniDumpWriteDump)GetProcAddress(hDbgHelp, "MiniDumpWriteDump"); + if (g_WriteMiniDump != NULL) + { + _snprintf_s(g_DumpFileName, ARRAYCOUNT(g_DumpFileName), _TRUNCATE, "crash_mcs_%x.dmp", GetCurrentProcessId()); + SetUnhandledExceptionFilter(LastChanceExceptionFilter); + + // Parse arguments for minidump flags: + for (int i = 0; i < argc; i++) + { + if (stricmp(argv[i], "/cdg") == 0) + { + // Add globals to the dump + g_DumpFlags = (MINIDUMP_TYPE)(g_DumpFlags | MiniDumpWithDataSegs); + } + else if (stricmp(argv[i], "/cdf") == 0) + { + // Add full memory to the dump (HUUUGE file) + g_DumpFlags = (MINIDUMP_TYPE)(g_DumpFlags | MiniDumpWithFullMemory); + } + } // for i - argv[] + } + #endif // _WIN32 && !_WIN64 + // End of dump-file magic + + #if defined(_DEBUG) && defined(_MSC_VER) + _CrtSetDbgFlag ( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF ); + + // _X: The simple built-in CRT leak finder - simply break when allocating the Nth block ({N} is listed in the leak output) + // Only useful when the leak is in the same sequence all the time + // _CrtSetBreakAlloc(85950); + + #endif // _DEBUG && _MSC_VER + + #ifndef _DEBUG + std::signal(SIGSEGV, ShowCrashReport); + #endif + + // DEBUG: test the dumpfile creation: + // *((int *)0) = 0; + + try + { + cRoot Root; + Root.Start(); + } + catch( std::exception& e ) + { + LOGERROR("Standard exception: %s", e.what() ); + } + catch( ... ) + { + LOGERROR("Unknown exception!"); + } + + #if USE_SQUIRREL + SquirrelVM::Shutdown(); + #endif + + #if defined(_MSC_VER) && defined(_DEBUG) && defined(ENABLE_LEAK_FINDER) + DeinitLeakFinder(); + #endif + + return 0; +} + + + + |