VC++ 项目崩溃产生DUMP调试文件

<pre class="prism-highlight prism-language-cpp">
#include <Windows.h>
#include <string.h>
#include "DbgHelp.h"


int GenerateMiniDump(HANDLE hFile, PEXCEPTION_POINTERS pExceptionPointers, PWCHAR pwAppName)
{
    BOOL bOwnDumpFile = FALSE;
    HANDLE hDumpFile = hFile;
    MINIDUMP_EXCEPTION_INFORMATION ExpParam;

    typedef BOOL(WINAPI* MiniDumpWriteDumpT)(
        HANDLE,
        DWORD,
        HANDLE,
        MINIDUMP_TYPE,
        PMINIDUMP_EXCEPTION_INFORMATION,
        PMINIDUMP_USER_STREAM_INFORMATION,
        PMINIDUMP_CALLBACK_INFORMATION
        );

    MiniDumpWriteDumpT pfnMiniDumpWriteDump = NULL;
    HMODULE hDbgHelp = LoadLibraryA("DbgHelp.dll");
    if (hDbgHelp)
        pfnMiniDumpWriteDump = (MiniDumpWriteDumpT)GetProcAddress(hDbgHelp, "MiniDumpWriteDump");

    if (pfnMiniDumpWriteDump)
    {
        if (hDumpFile == NULL || hDumpFile == INVALID_HANDLE_VALUE)
        {
            //TCHAR szPath[MAX_PATH] = { 0 };
            TCHAR szFileName[MAX_PATH] = { 0 };
            //TCHAR* szAppName = pwAppName;
            const TCHAR* szVersion = "v1.0";
            SYSTEMTIME stLocalTime;

            GetLocalTime(&stLocalTime);
            //GetTempPath(dwBufferSize, szPath);

            //wsprintf(szFileName, L"%s%s", szPath, szAppName);
            CreateDirectory(szFileName, NULL);

            wsprintf(szFileName, "%s-%04d%02d%02d-%02d%02d%02d-%ld-%ld.dmp",
                //szPath, szAppName, szVersion,
                szVersion,
                stLocalTime.wYear, stLocalTime.wMonth, stLocalTime.wDay,
                stLocalTime.wHour, stLocalTime.wMinute, stLocalTime.wSecond,
                GetCurrentProcessId(), GetCurrentThreadId());
            hDumpFile = CreateFile(szFileName, GENERIC_READ | GENERIC_WRITE,
                FILE_SHARE_WRITE | FILE_SHARE_READ, 0, CREATE_ALWAYS, 0, 0);

            bOwnDumpFile = TRUE;
            OutputDebugString(szFileName);
        }

        if (hDumpFile != INVALID_HANDLE_VALUE)
        {
            ExpParam.ThreadId = GetCurrentThreadId();
            ExpParam.ExceptionPointers = pExceptionPointers;
            ExpParam.ClientPointers = FALSE;

            pfnMiniDumpWriteDump(GetCurrentProcess(), GetCurrentProcessId(),
                hDumpFile, MiniDumpWithDataSegs, (pExceptionPointers ? &ExpParam : NULL), NULL, NULL);

            if (bOwnDumpFile)
                CloseHandle(hDumpFile);
        }
    }

    if (hDbgHelp != NULL)
        FreeLibrary(hDbgHelp);

    return EXCEPTION_EXECUTE_HANDLER;
}

LONG WINAPI ExceptionFilter(LPEXCEPTION_POINTERS lpExceptionInfo)
{
    if (IsDebuggerPresent())
    {
        return EXCEPTION_CONTINUE_SEARCH;
    }
    return GenerateMiniDump(NULL, lpExceptionInfo, (PWCHAR)L"test");
}
// 程序启动调用该函数
void detect_exception()
{
    SetUnhandledExceptionFilter(ExceptionFilter);
}

Title of this article:<VC++ 项目崩溃产生DUMP调试文件>Author:minimini
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