ci: run VC tests under sdlprocdump

2024-07-07 20:44:49 +02:00 · 2024-07-07 20:44:49 +02:00 · a25f94c9a8
commit a25f94c9a8
parent bba51871a8
3 changed files with 655 additions and 10 deletions
--- a/test/win32/sdlprocdump.c
+++ b/test/win32/sdlprocdump.c
@ -0,0 +1,624 @@
+#include <windows.h>
+#include <dbghelp.h>
+
+#include <inttypes.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+
+#define DUMP_FOLDER "minidumps"
+#define APPNAME "SDLPROCDUMP"
+
+#if defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) ||defined( __i386) || defined(_M_IX86)
+#define SDLPROCDUMP_CPU_X86 1
+#elif defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64) || defined(_M_X64) || defined(_M_AMD64)
+#define SDLPROCDUMP_CPU_X64 1
+#elif defined(__aarch64__) || defined(_M_ARM64)
+#define SDLPROCDUMP_CPU_ARM64 1
+#elif defined(__arm__) || defined(_M_ARM)
+#define SDLPROCDUMP_CPU_ARM32 1
+#endif
+
+#if defined(SDLPROCDUMP_CPU_X86) || defined(SDLPROCDUMP_CPU_X64) || defined(SDLPROCDUMP_CPU_ARM32) || defined(SDLPROCDUMP_CPU_ARM64)
+#define SDLPROCDUMP_PRINTSTACK
+#else
+#pragma message("Unsupported architecture: don't know how to StackWalk")
+#endif
+
+#ifndef EXCEPTION_SOFTWARE_ORIGINATE
+#define EXCEPTION_SOFTWARE_ORIGINATE 0x80
+#endif
+
+static void printf_message(const char *format, ...) {
+    va_list ap;
+    fprintf(stderr, "[" APPNAME "] ");
+    va_start(ap, format);
+    vfprintf(stderr, format, ap);
+    va_end(ap);
+    fprintf(stderr, "\n");
+}
+
+static void printf_windows_message(const char *format, ...) {
+    va_list ap;
+    char win_msg[512];
+    size_t win_msg_len;
+
+    FormatMessageA(
+        FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
+        NULL,
+        GetLastError(),
+        MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+        win_msg, sizeof(win_msg)/sizeof(*win_msg),
+        NULL);
+    win_msg_len = strlen(win_msg);
+    while (win_msg[win_msg_len-1] == '\r' || win_msg[win_msg_len-1] == '\n' || win_msg[win_msg_len-1] == ' ') {
+        win_msg[win_msg_len-1] = '\0';
+        win_msg_len--;
+    }
+    fprintf(stderr, "[" APPNAME "] ");
+    va_start(ap, format);
+    vfprintf(stderr, format, ap);
+    va_end(ap);
+    fprintf(stderr, " (%s)\n", win_msg);
+}
+
+struct {
+    HMODULE module;
+    BOOL (WINAPI *pSymInitialize)(HANDLE hProcess, PCSTR UserSearchPath, BOOL fInvadeProcess);
+    BOOL (WINAPI *pSymCleanup)(HANDLE hProcess);
+    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);
+    BOOL (WINAPI *pSymFromAddr)(HANDLE hProcess, DWORD64 Address, PDWORD64 Displacement, PSYMBOL_INFO Symbol);
+    BOOL (WINAPI *pSymGetLineFromAddr64)(HANDLE hProcess, DWORD64 qwAddr, PDWORD pdwDisplacement, PIMAGEHLP_LINE64 Line);
+    BOOL (WINAPI *pStackWalk64)(DWORD MachineType, HANDLE hProcess, HANDLE hThread, LPSTACKFRAME64 StackFrame,
+        PVOID ContextRecord, PREAD_PROCESS_MEMORY_ROUTINE64 ReadMemoryRoutine,
+        PFUNCTION_TABLE_ACCESS_ROUTINE64 FunctionTableAccessRoutine,
+        PGET_MODULE_BASE_ROUTINE64 GetModuleBaseRoutine, PTRANSLATE_ADDRESS_ROUTINE64 TranslateAddress);
+    PVOID (WINAPI *pSymFunctionTableAccess64)(HANDLE hProcess, DWORD64 AddrBase);
+    DWORD64 (WINAPI *pSymGetModuleBase64)(HANDLE hProcess, DWORD64 qwAddr);
+    BOOL (WINAPI *pSymGetModuleInfo64)(HANDLE hProcess, DWORD64 qwAddr, PIMAGEHLP_MODULE64 ModuleInfo);
+    BOOL (WINAPI *pSymRefreshModuleList)(HANDLE hProcess);
+} dyn_dbghelp;
+
+static void load_dbghelp(void) {
+    if (dyn_dbghelp.module) {
+        return;
+    }
+    dyn_dbghelp.module = LoadLibraryA("dbghelp.dll");
+    if (!dyn_dbghelp.module) {
+        printf_message("Failed to load dbghelp.dll");
+        goto failed;
+    }
+    dyn_dbghelp.pSymInitialize = (void *)GetProcAddress(dyn_dbghelp.module, "SymInitialize");
+    dyn_dbghelp.pSymCleanup = (void *)GetProcAddress(dyn_dbghelp.module, "SymCleanup");
+    dyn_dbghelp.pMiniDumpWriteDump = (void *)GetProcAddress(dyn_dbghelp.module, "MiniDumpWriteDump");
+    dyn_dbghelp.pSymFromAddr = (void *)GetProcAddress(dyn_dbghelp.module, "SymFromAddr");
+    dyn_dbghelp.pStackWalk64 = (void *)GetProcAddress(dyn_dbghelp.module, "StackWalk64");
+    dyn_dbghelp.pSymGetLineFromAddr64 = (void *)GetProcAddress(dyn_dbghelp.module, "SymGetLineFromAddr64");
+    dyn_dbghelp.pSymFunctionTableAccess64 = (void *)GetProcAddress(dyn_dbghelp.module, "SymFunctionTableAccess64");
+    dyn_dbghelp.pSymGetModuleBase64 = (void *)GetProcAddress(dyn_dbghelp.module, "SymGetModuleBase64");
+    dyn_dbghelp.pSymGetModuleInfo64 = (void *)GetProcAddress(dyn_dbghelp.module, "SymGetModuleInfo64");
+    dyn_dbghelp.pSymRefreshModuleList = (void *)GetProcAddress(dyn_dbghelp.module, "SymRefreshModuleList");
+    return;
+failed:
+    if (dyn_dbghelp.module) {
+        FreeLibrary(dyn_dbghelp.module);
+        dyn_dbghelp.module = NULL;
+    }
+}
+
+static void unload_dbghelp(void) {
+    if (!dyn_dbghelp.module) {
+        return;
+    }
+    FreeLibrary(dyn_dbghelp.module);
+    memset(&dyn_dbghelp, 0, sizeof(dyn_dbghelp));
+}
+
+#define FOREACH_EXCEPTION_CODES(X) \
+    X(EXCEPTION_ACCESS_VIOLATION) \
+    X(EXCEPTION_DATATYPE_MISALIGNMENT) \
+    X(EXCEPTION_BREAKPOINT) \
+    X(EXCEPTION_SINGLE_STEP) \
+    X(EXCEPTION_ARRAY_BOUNDS_EXCEEDED) \
+    X(EXCEPTION_FLT_DENORMAL_OPERAND) \
+    X(EXCEPTION_FLT_DIVIDE_BY_ZERO) \
+    X(EXCEPTION_FLT_INEXACT_RESULT) \
+    X(EXCEPTION_FLT_INVALID_OPERATION) \
+    X(EXCEPTION_FLT_OVERFLOW) \
+    X(EXCEPTION_FLT_STACK_CHECK) \
+    X(EXCEPTION_FLT_UNDERFLOW) \
+    X(EXCEPTION_INT_DIVIDE_BY_ZERO) \
+    X(EXCEPTION_INT_OVERFLOW) \
+    X(EXCEPTION_PRIV_INSTRUCTION) \
+    X(EXCEPTION_IN_PAGE_ERROR) \
+    X(EXCEPTION_ILLEGAL_INSTRUCTION) \
+    X(EXCEPTION_NONCONTINUABLE_EXCEPTION) \
+    X(EXCEPTION_STACK_OVERFLOW) \
+    X(EXCEPTION_INVALID_DISPOSITION) \
+    X(EXCEPTION_GUARD_PAGE) \
+    X(EXCEPTION_INVALID_HANDLE) \
+    X(STATUS_HEAP_CORRUPTION)
+
+#define FOREACH_EXCEPTION_FLAGS(X) \
+    X(EXCEPTION_NONCONTINUABLE) \
+    X(EXCEPTION_UNWINDING) \
+    X(EXCEPTION_EXIT_UNWIND) \
+    X(EXCEPTION_STACK_INVALID) \
+    X(EXCEPTION_NESTED_CALL) \
+    X(EXCEPTION_TARGET_UNWIND) \
+    X(EXCEPTION_COLLIDED_UNWIND) \
+    X(EXCEPTION_SOFTWARE_ORIGINATE)
+
+static const char *exceptionCode_to_string(DWORD dwCode) {
+#define SWITCH_CODE_STR(V) case V: return #V;
+    switch (dwCode) {
+    case 0xe06d7363: return "MS Visual C++ Exception";
+        FOREACH_EXCEPTION_CODES(SWITCH_CODE_STR)
+    default: {
+        return "unknown";
+    }
+    }
+#undef SWITCH_CODE_STR
+}
+
+static const char *exceptionFlags_to_string(DWORD dwFlags, char *buffer, size_t buffer_length) {
+    buffer[0] = '\0';
+
+#define APPEND_OR_STR(CODE)                       \
+    if (dwFlags & (CODE)) {                       \
+        if (buffer[0]) {                          \
+            strcat_s(buffer, buffer_length, "|"); \
+        }                                         \
+        strcat_s(buffer, buffer_length, #CODE);   \
+    }
+
+    FOREACH_EXCEPTION_FLAGS(APPEND_OR_STR)
+    return buffer;
+}
+
+static BOOL IsCXXException(DWORD dwCode) {
+    /* https://devblogs.microsoft.com/oldnewthing/20100730-00/?p=13273 */
+    return dwCode == 0xe06d7363; /* FOURCC(0xe0, 'm', 's', 'c') */
+}
+
+static BOOL IsFatalExceptionCode(DWORD dwCode) {
+    switch (dwCode) {
+    case EXCEPTION_ACCESS_VIOLATION:
+    case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
+    case EXCEPTION_IN_PAGE_ERROR:
+    case EXCEPTION_ILLEGAL_INSTRUCTION:
+    case EXCEPTION_INT_DIVIDE_BY_ZERO:
+    case EXCEPTION_STACK_OVERFLOW:
+    case STATUS_HEAP_CORRUPTION:
+    case STATUS_STACK_BUFFER_OVERRUN:
+    case EXCEPTION_GUARD_PAGE:
+    case EXCEPTION_INVALID_HANDLE:
+        return TRUE;
+    default:
+        return FALSE;
+    }
+}
+
+static const char *get_simple_basename(const char *path) {
+    const char *pos = strrchr(path, '\\');
+    if (pos) {
+        return pos + 1;
+    }
+    pos = strrchr(path, '/');
+    if (pos) {
+        return pos + 1;
+    }
+    return path;
+}
+
+static void write_minidump(const char *child_file_path, const LPPROCESS_INFORMATION process_information, DWORD dwThreadId, PEXCEPTION_RECORD exception_record, PCONTEXT context) {
+    BOOL success;
+    char dump_file_path[MAX_PATH];
+    char child_file_name[64];
+    EXCEPTION_POINTERS exception_pointers;
+    HANDLE hFile = INVALID_HANDLE_VALUE;
+    HMODULE dbghelp_module = NULL;
+    MINIDUMP_EXCEPTION_INFORMATION minidump_exception_information;
+    SYSTEMTIME system_time;
+
+    if (!dyn_dbghelp.pMiniDumpWriteDump) {
+        printf_message("Cannot find pMiniDumpWriteDump in dbghelp.dll: no minidump");
+        return;
+    }
+
+    success = CreateDirectoryA(DUMP_FOLDER, NULL);
+    if (!success && GetLastError() != ERROR_ALREADY_EXISTS) {
+        printf_windows_message("Failed to create minidump directory");
+        goto post_dump;
+    }
+    _splitpath_s(child_file_path, NULL, 0, NULL, 0, child_file_name, sizeof(child_file_name), NULL, 0);
+    GetLocalTime(&system_time);
+
+    snprintf(dump_file_path, sizeof(dump_file_path), "minidumps/%s_%04d-%02d-%02d_%d-%02d-%02d.dmp",
+             child_file_name,
+             system_time.wYear, system_time.wMonth, system_time.wDay,
+             system_time.wHour, system_time.wMinute, system_time.wSecond);
+    printf_message("");
+    printf_message("Writing minidump to \"%s\"", dump_file_path);
+    hFile = CreateFileA(
+        dump_file_path,
+        GENERIC_WRITE,
+        FILE_SHARE_WRITE,
+        NULL,
+        CREATE_ALWAYS,
+        FILE_ATTRIBUTE_NORMAL,
+        NULL);
+    if (hFile == INVALID_HANDLE_VALUE) {
+        printf_windows_message("Failed to open file for minidump");
+        goto post_dump;
+    }
+    memset(&exception_pointers, 0, sizeof(exception_pointers));
+    exception_pointers.ContextRecord = context;
+    exception_pointers.ExceptionRecord = exception_record;
+    minidump_exception_information.ClientPointers = FALSE;
+    minidump_exception_information.ExceptionPointers = &exception_pointers;
+    minidump_exception_information.ThreadId = dwThreadId;
+    success = dyn_dbghelp.pMiniDumpWriteDump(
+        process_information->hProcess,      /* HANDLE                            hProcess */
+        process_information->dwProcessId,   /* DWORD                             ProcessId */
+        hFile,                              /* HANDLE                            hFile */
+        MiniDumpWithFullMemory,             /* MINIDUMP_TYPE                     DumpType */
+        &minidump_exception_information,    /* PMINIDUMP_EXCEPTION_INFORMATION   ExceptionParam */
+        NULL,                               /* PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam */
+        NULL);                              /* PMINIDUMP_CALLBACK_INFORMATION    CallbackParam */
+    if (!success) {
+        printf_windows_message("Failed to write minidump");
+    }
+post_dump:
+    if (hFile != INVALID_HANDLE_VALUE) {
+        CloseHandle(hFile);
+    }
+    if (dbghelp_module != NULL) {
+        FreeLibrary(dbghelp_module);
+    }
+}
+
+static void print_stacktrace(const LPPROCESS_INFORMATION process_information, PCONTEXT context, LPVOID address) {
+    STACKFRAME64 stack_frame;
+    DWORD machine_type;
+
+    if (!context) {
+        printf_message("Cannot create a stacktrace without a context");
+        return;
+    }
+    if (!dyn_dbghelp.pStackWalk64) {
+        printf_message("Cannot find StackWalk64 in dbghelp.dll: no stacktrace");
+        return;
+    }
+    if (!dyn_dbghelp.pSymFunctionTableAccess64) {
+        printf_message("Cannot find SymFunctionTableAccess64 in dbghelp.dll: no stacktrace");
+        return;
+    }
+    if (!dyn_dbghelp.pSymGetModuleBase64) {
+        printf_message("Cannot find SymGetModuleBase64 in dbghelp.dll: no stacktrace");
+        return;
+    }
+    if (!dyn_dbghelp.pSymFromAddr) {
+        printf_message("Cannot find pSymFromAddr in dbghelp.dll: no stacktrace");
+        return;
+    }
+    if (!dyn_dbghelp.pSymGetLineFromAddr64) {
+        printf_message("Cannot find SymGetLineFromAddr64 in dbghelp.dll: no stacktrace");
+        return;
+    }
+    if (!dyn_dbghelp.pSymGetModuleInfo64) {
+        printf_message("Cannot find SymGetModuleInfo64 in dbghelp.dll: no stacktrace");
+        return;
+    }
+
+    if (!dyn_dbghelp.pSymRefreshModuleList || !dyn_dbghelp.pSymRefreshModuleList(process_information->hProcess)) {
+        printf_windows_message("SymRefreshModuleList failed: maybe no stacktrace");
+    }
+
+    memset(&stack_frame, 0, sizeof(stack_frame));
+
+    stack_frame.AddrPC.Mode = AddrModeFlat;
+    stack_frame.AddrFrame.Mode = AddrModeFlat;
+    stack_frame.AddrStack.Mode = AddrModeFlat;
+
+#if defined(SDLPROCDUMP_CPU_X86)
+    machine_type = IMAGE_FILE_MACHINE_I386;
+    stack_frame.AddrFrame.Offset = context->Ebp;
+    stack_frame.AddrStack.Offset = context->Esp;
+    stack_frame.AddrPC.Offset = context->Eip;
+#elif defined(SDLPROCDUMP_CPU_X64)
+    machine_type = IMAGE_FILE_MACHINE_AMD64;
+    stack_frame.AddrFrame.Offset = context->Rbp;
+    stack_frame.AddrStack.Offset = context->Rsp;
+    stack_frame.AddrPC.Offset = context->Rip;
+#elif defined(SDLPROCDUMP_CPU_ARM32)
+    machine_type = IMAGE_FILE_MACHINE_ARM;
+    stack_frame.AddrFrame.Offset = context->Lr;
+    stack_frame.AddrStack.Offset = context->Sp;
+    stack_frame.AddrPC.Offset = context->Pc;
+#elif defined(SDLPROCDUMP_CPU_ARM64)
+    machine_type = IMAGE_FILE_MACHINE_ARM64;
+    stack_frame.AddrFrame.Offset = context->Fp;
+    stack_frame.AddrStack.Offset = context->Sp;
+    stack_frame.AddrPC.Offset = context->Pc;
+#endif
+    while (dyn_dbghelp.pStackWalk64(machine_type,                          /* DWORD                            MachineType */
+                                    process_information->hProcess,         /* HANDLE                           hProcess */
+                                    process_information->hThread,          /* HANDLE                           hThread */
+                                    &stack_frame,                          /* LPSTACKFRAME64                   StackFrame */
+                                    &context,                              /* PVOID                            ContextRecord */
+                                    NULL,                                  /* PREAD_PROCESS_MEMORY_ROUTINE64   ReadMemoryRoutine */
+                                    dyn_dbghelp.pSymFunctionTableAccess64, /* PFUNCTION_TABLE_ACCESS_ROUTINE64 FunctionTableAccessRoutine */
+                                    dyn_dbghelp.pSymGetModuleBase64,       /* PGET_MODULE_BASE_ROUTINE64       GetModuleBaseRoutine */
+                                    NULL)) {                               /* PTRANSLATE_ADDRESS_ROUTINE64     TranslateAddress */
+
+        IMAGEHLP_MODULE64 module_info;
+        union {
+            char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME * sizeof(CHAR)];
+            SYMBOL_INFO symbol_info;
+        } symbol;
+        DWORD64 dwDisplacement;
+        DWORD lineColumn = 0;
+        IMAGEHLP_LINE64 line;
+        const char *image_file_name;
+        const char *symbol_name;
+        const char *file_name;
+        char line_number[16];
+
+        if (stack_frame.AddrPC.Offset == stack_frame.AddrReturn.Offset) {
+            printf_message("PC == Return Address => Possible endless callstack");
+            break;
+        }
+
+        memset(&module_info, 0, sizeof(module_info));
+        module_info.SizeOfStruct = sizeof(module_info);
+        if (!dyn_dbghelp.pSymGetModuleInfo64(process_information->hProcess, stack_frame.AddrPC.Offset, &module_info)) {
+            image_file_name = "?";
+        } else {
+            image_file_name = get_simple_basename(module_info.ImageName);
+        }
+
+        memset(&symbol, 0, sizeof(symbol));
+        symbol.symbol_info.SizeOfStruct = sizeof(symbol.symbol_info);
+        symbol.symbol_info.MaxNameLen = MAX_SYM_NAME;
+        if (!dyn_dbghelp.pSymFromAddr(process_information->hProcess, (DWORD64)(uintptr_t)stack_frame.AddrPC.Offset, &dwDisplacement, &symbol.symbol_info)) {
+            symbol_name = "???";
+            dwDisplacement = 0;
+        } else {
+            symbol_name = symbol.symbol_info.Name;
+        }
+
+        line.SizeOfStruct = sizeof(line);
+        if (!dyn_dbghelp.pSymGetLineFromAddr64(process_information->hProcess, (DWORD64)(uintptr_t)stack_frame.AddrPC.Offset, &lineColumn, &line)) {
+            file_name = "";
+            line_number[0] = '\0';
+        } else {
+            file_name = line.FileName;
+            snprintf(line_number, sizeof(line_number), "Line %u", (unsigned int)line.LineNumber);
+        }
+        printf_message("%s!%s+0x%x %s %s", image_file_name, symbol_name, dwDisplacement, file_name, line_number);
+    }
+}
+
+static PCONTEXT FillInThreadContext(LPPROCESS_INFORMATION process_information, PCONTEXT context_buffer) {
+    HANDLE thread_handle = NULL;
+
+    thread_handle = OpenThread(THREAD_ALL_ACCESS, FALSE, process_information->dwThreadId);
+    if (!thread_handle) {
+        printf_windows_message("OpenThread failed: no stacktrace");
+        return NULL;
+    }
+
+    memset(context_buffer, 0, sizeof(*context_buffer));
+    context_buffer->ContextFlags = CONTEXT_ALL;
+    if (!GetThreadContext(thread_handle, context_buffer)) {
+        printf_windows_message("GetThreadContext failed: no stacktrace");
+        CloseHandle(thread_handle);
+        return NULL;
+    }
+    CloseHandle(thread_handle);
+    return context_buffer;
+}
+
+static void GetMSCExceptionName(HANDLE hProcess, ULONG_PTR *parameters, DWORD count_parameters, char *buffer, size_t buffer_size) {
+
+#define FIXUP_DWORD_POINTER(ADDR) ((sizeof(void *) == 8) ? (parameters[3] + (ADDR)) : (ADDR))
+#define CHECKED_ReadProcessMemory(PROCESS, ADDRESS, BUFFER, COUNT, WHAT) \
+    do {                                                                                                \
+        SIZE_T actual_count;                                                                            \
+        BOOL res = ReadProcessMemory((PROCESS), (ADDRESS), (BUFFER), (COUNT), &actual_count);           \
+        if (!res) {                                                                                     \
+            printf_windows_message(WHAT ": ReadProcessMemory failed");                                  \
+            strncpy_s(buffer, buffer_size, "<error>", buffer_size);                                     \
+            return;                                                                                     \
+        }                                                                                               \
+        if ((COUNT) != (actual_count)) {                                                                \
+            printf_message(WHAT ": ReadProcessMemory did not read enough data actual=%lu expected=%lu", \
+                           (unsigned long) (actual_count), (unsigned long) (COUNT));                    \
+            strncpy_s(buffer, buffer_size, "<error>", buffer_size);                                     \
+            return;                                                                                     \
+        }                                                                                               \
+    } while (0)
+
+    DWORD depth0;
+    char *ptr_depth0;
+    DWORD depth1;
+    char *ptr_depth1;
+    DWORD depth2;
+    char *ptr_depth2;
+
+    CHECKED_ReadProcessMemory(hProcess, (void *)(parameters[2] + 3 * sizeof(DWORD)), &depth0, sizeof(depth0), "depth 0");
+    ptr_depth0 = (char *)FIXUP_DWORD_POINTER(depth0);
+    CHECKED_ReadProcessMemory(hProcess, ptr_depth0 + 1 * sizeof(DWORD), &depth1, sizeof(depth1), "depth 1");
+    ptr_depth1 = (char *)FIXUP_DWORD_POINTER(depth1);
+    CHECKED_ReadProcessMemory(hProcess, ptr_depth1 + 1 * sizeof(DWORD), &depth2, sizeof(depth2), "depth 2");
+    ptr_depth2 = (char *)FIXUP_DWORD_POINTER(depth2);
+    CHECKED_ReadProcessMemory(hProcess, ptr_depth2 + 2 * sizeof(void*), buffer, buffer_size, "data");
+    buffer[buffer_size - 1] = '\0';
+
+#undef FIXUP_DWORD_POINTER
+#undef CHECKED_ReadProcessMemory
+}
+
+int main(int argc, char *argv[]) {
+    int i;
+    size_t command_line_len = 0;
+    char *command_line;
+    STARTUPINFOA startup_info;
+    PROCESS_INFORMATION process_information;
+    BOOL success;
+    BOOL debugger_present;
+    DWORD exit_code;
+    DWORD creation_flags;
+
+    if (argc < 2) {
+        fprintf(stderr, "Usage: %s PROGRAM [ARG1 [ARG2 [ARG3 ... ]]]\n", argv[0]);
+        return 1;
+    }
+
+    for (i = 1; i < argc; i++) {
+        command_line_len += strlen(argv[i]) + 1;
+    }
+    command_line = malloc(command_line_len + 1);
+    if (!command_line) {
+        printf_message("Failed to allocate memory for command line");
+        return 1;
+    }
+    command_line[0] = '\0';
+    for (i = 1; i < argc; i++) {
+        strcat_s(command_line, command_line_len, argv[i]);
+        if (i != argc - 1) {
+            strcat_s(command_line, command_line_len, " ");
+        }
+    }
+
+    memset(&startup_info, 0, sizeof(startup_info));
+    startup_info.cb = sizeof(startup_info);
+
+    debugger_present = IsDebuggerPresent();
+    creation_flags = NORMAL_PRIORITY_CLASS;
+    if (!debugger_present) {
+        creation_flags |= DEBUG_PROCESS | DEBUG_ONLY_THIS_PROCESS;
+    }
+    success = CreateProcessA(
+        argv[1],                /* LPCSTR                lpApplicationName, */
+        command_line,           /* LPSTR                 lpCommandLine, */
+        NULL,                   /* LPSECURITY_ATTRIBUTES lpProcessAttributes, */
+        NULL,                   /* LPSECURITY_ATTRIBUTES lpThreadAttributes, */
+        TRUE,                   /* BOOL                  bInheritHandles, */
+        creation_flags,         /* DWORD                 dwCreationFlags, */
+        NULL,                   /* LPVOID                lpEnvironment, */
+        NULL,                   /* LPCSTR                lpCurrentDirectory, */
+        &startup_info,          /* LPSTARTUPINFOA        lpStartupInfo, */
+        &process_information);  /* LPPROCESS_INFORMATION lpProcessInformation */
+
+    if (!success) {
+        printf_windows_message("Failed to start application");
+        return 1;
+    }
+
+    if (debugger_present) {
+        WaitForSingleObject(process_information.hProcess, INFINITE);
+    } else {
+        int process_alive = 1;
+        DEBUG_EVENT event;
+        while (process_alive) {
+            DWORD continue_status = DBG_CONTINUE;
+            success = WaitForDebugEvent(&event, INFINITE);
+            if (!success) {
+                printf_message("Failed to get a debug event");
+                return 1;
+            }
+            switch (event.dwDebugEventCode) {
+            case EXCEPTION_DEBUG_EVENT:
+            {
+                const BOOL cxx_exception = IsCXXException(event.u.Exception.ExceptionRecord.ExceptionCode);
+                const BOOL is_fatal = !cxx_exception && (IsFatalExceptionCode(event.u.Exception.ExceptionRecord.ExceptionCode) || (event.u.Exception.ExceptionRecord.ExceptionFlags & EXCEPTION_NONCONTINUABLE));
+                if (cxx_exception || is_fatal) {
+                    char flag_buffer[256];
+                    printf_message("EXCEPTION_DEBUG_EVENT");
+                    printf_message("       ExceptionCode: 0x%08lx (%s)",
+                                   event.u.Exception.ExceptionRecord.ExceptionCode,
+                                   exceptionCode_to_string(event.u.Exception.ExceptionRecord.ExceptionCode));
+                    printf_message("      ExceptionFlags: 0x%08lx (%s)",
+                                   event.u.Exception.ExceptionRecord.ExceptionFlags,
+                                    exceptionFlags_to_string(event.u.Exception.ExceptionRecord.ExceptionFlags, flag_buffer, sizeof(flag_buffer)));
+
+                    printf_message("         FirstChance: %ld", event.u.Exception.dwFirstChance);
+                    printf_message("    ExceptionAddress: 0x%08lx",
+                                   event.u.Exception.ExceptionRecord.ExceptionAddress);
+                }
+                if (cxx_exception) {
+                    char exception_name[256];
+                    GetMSCExceptionName(process_information.hProcess, event.u.Exception.ExceptionRecord.ExceptionInformation, event.u.Exception.ExceptionRecord.NumberParameters,
+                                        exception_name, sizeof(exception_name));
+                    printf_message("      Exception name: %s", exception_name);
+                } else if (is_fatal) {
+                    CONTEXT context_buffer;
+                    PCONTEXT context;
+
+                    printf_message("    (Non-continuable exception debug event)");
+                    context = FillInThreadContext(&process_information, &context_buffer);
+                    write_minidump(argv[1], &process_information, event.dwThreadId, &event.u.Exception.ExceptionRecord, context);
+                    printf_message("");
+#ifdef SDLPROCDUMP_PRINTSTACK
+                    print_stacktrace(&process_information, event.u.Exception.ExceptionRecord.ExceptionAddress, context);
+#else
+                    printf_message("No support for printing stacktrack for current architecture");
+#endif
+                    DebugActiveProcessStop(event.dwProcessId);
+                }
+                continue_status = DBG_EXCEPTION_NOT_HANDLED;
+                break;
+            }
+            case CREATE_PROCESS_DEBUG_EVENT:
+                load_dbghelp();
+                if (!dyn_dbghelp.pSymInitialize) {
+                    printf_message("Cannot find pSymInitialize in dbghelp.dll: no stacktrace");
+                    break;
+                }
+                /* Don't invade process on CI: downloading symbols will cause test timeouts */
+                if (!dyn_dbghelp.pSymInitialize(process_information.hProcess, NULL, FALSE)) {
+                    printf_windows_message("pSymInitialize failed: no stacktrace");
+                    break;
+                }
+                break;
+            case EXIT_PROCESS_DEBUG_EVENT:
+                exit_code = event.u.ExitProcess.dwExitCode;
+                if (event.dwProcessId == process_information.dwProcessId) {
+                    process_alive = 0;
+                    DebugActiveProcessStop(event.dwProcessId);
+                }
+                break;
+            }
+            success = ContinueDebugEvent(event.dwProcessId, event.dwThreadId, continue_status);
+            if (!process_alive) {
+                DebugActiveProcessStop(event.dwProcessId);
+            }
+        }
+    }
+    if (dyn_dbghelp.pSymCleanup) {
+        dyn_dbghelp.pSymCleanup(process_information.hProcess);
+    }
+    unload_dbghelp();
+
+    exit_code = 1;
+    success = GetExitCodeProcess(process_information.hProcess, &exit_code);
+
+    if (!success) {
+        printf_message("Failed to get process exit code");
+        return 1;
+    }
+
+    CloseHandle(process_information.hThread);
+    CloseHandle(process_information.hProcess);
+
+    return exit_code;
+}