ci: run VC tests under sdlprocdump
diff --git a/.github/workflows/msvc.yml b/.github/workflows/msvc.yml
index 241cc55..6e12b8c 100644
--- a/.github/workflows/msvc.yml
+++ b/.github/workflows/msvc.yml
@@ -11,16 +11,16 @@
fail-fast: false
matrix:
platform:
- - { name: Windows (x64), flags: -A x64, project: VisualC/SDL.sln, projectflags: '/p:Platform=x64' }
- - { name: Windows (x86), flags: -A Win32, project: VisualC/SDL.sln, projectflags: '/p:Platform=Win32' }
- - { name: Windows static VCRT (x64), flags: -A x64 -DSDL_FORCE_STATIC_VCRT=ON }
- - { name: Windows static VCRT (x86), flags: -A Win32 -DSDL_FORCE_STATIC_VCRT=ON }
- - { name: Windows (clang-cl x64), flags: -T ClangCL -A x64 }
- - { name: Windows (clang-cl x86), flags: -T ClangCL -A Win32 }
- - { name: Windows (ARM), flags: -A ARM }
- - { name: Windows (ARM64), flags: -A ARM64 }
+ - { name: Windows (x64), flags: -A x64, project: VisualC/SDL.sln, projectflags: '/p:Platform=x64', artifact: 'SDL-VC-x64' }
+ - { name: Windows (x86), flags: -A Win32, project: VisualC/SDL.sln, projectflags: '/p:Platform=Win32', artifact: 'SDL-VC-x86' }
+ - { name: Windows static VCRT (x64), flags: -A x64 -DSDL_FORCE_STATIC_VCRT=ON, artifact: 'SDL-static-crt-x64' }
+ - { name: Windows static VCRT (x86), flags: -A Win32 -DSDL_FORCE_STATIC_VCRT=ON, artifact: 'SDL-static-crt-x86' }
+ - { name: Windows (clang-cl x64), flags: -T ClangCL -A x64, artifact: 'SDL-clang-cl-x64' }
+ - { name: Windows (clang-cl x86), flags: -T ClangCL -A Win32, artifact: 'SDL-clang-cl-x86' }
+ - { name: Windows (ARM), flags: -A ARM, artifact: 'SDL-VC-arm32' }
+ - { name: Windows (ARM64), flags: -A ARM64, artifact: 'SDL-VC-arm64' }
- { name: UWP (x64), flags: -A x64 -DCMAKE_SYSTEM_NAME=WindowsStore -DCMAKE_SYSTEM_VERSION="10.0" -DSDL_TESTS=OFF, nowerror: true,
- project: VisualC-WinRT/SDL-UWP.sln, projectflags: '/p:Platform=x64 /p:WindowsTargetPlatformVersion=10.0.17763.0' }
+ project: VisualC-WinRT/SDL-UWP.sln, projectflags: '/p:Platform=x64 /p:WindowsTargetPlatformVersion=10.0.17763.0', artifact: 'SDL-VC-UWP' }
steps:
- uses: actions/checkout@v4
@@ -51,11 +51,13 @@
-DSDL_INSTALL_TESTS=ON `
-DSDL_VENDOR_INFO="Github Workflow" `
-DSDL2_DISABLE_INSTALL=OFF `
+ -DSDLTEST_PROCDUMP=ON `
${{ matrix.platform.flags }} `
-DCMAKE_INSTALL_PREFIX=prefix
- name: Build (CMake)
run: cmake --build build/ --config Release --parallel
- name: Run build-time tests
+ id: tests
if: "! contains(matrix.platform.name, 'ARM')"
run: |
$env:SDL_TESTS_QUICK=1
@@ -71,10 +73,19 @@
-DCMAKE_PREFIX_PATH=${{ env.SDL2_DIR }} `
${{ matrix.platform.flags }}
cmake --build cmake_config_build --config Release
-
- name: Add msbuild to PATH
if: ${{ matrix.platform.project != '' }}
uses: microsoft/setup-msbuild@v2
- name: Build msbuild
if: ${{ matrix.platform.project != '' }}
run: msbuild ${{ matrix.platform.project }} /m /p:BuildInParallel=true /p:Configuration=Release ${{ matrix.platform.projectflags }}
+ - uses: actions/upload-artifact@v4
+ if: ${{ always() && steps.tests.outcome == 'failure' }}
+ with:
+ if-no-files-found: ignore
+ name: '${{ matrix.platform.artifact }}-minidumps'
+ path: |
+ build/**/*.dmp
+ build/**/*.exe
+ build/**/*.dll
+ build/**/*.pdb
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 93ea43b..a395107 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -9,6 +9,16 @@
set(SDL_TESTS_NONINTERACTIVE)
set(SDL_TESTS_NEEDS_RESOURCES)
+if(WIN32 AND NOT WINDOWS_STORE)
+ option(SDLTEST_PROCDUMP "Run tests using sdlprocdump for minidump generation" OFF)
+ add_executable(sdlprocdump win32/sdlprocdump.c)
+ if(SDLTEST_PROCDUMP)
+ set(CMAKE_TEST_LAUNCHER "$<TARGET_FILE:sdlprocdump>")
+ else()
+ set_property(TARGET sdlprocdump PROPERTY EXCLUDE_FROM_ALL "1")
+ endif()
+endif()
+
set(SDLTEST_TARGETS )
macro(sdltest_link_librararies)
diff --git a/test/win32/sdlprocdump.c b/test/win32/sdlprocdump.c
new file mode 100644
index 0000000..08409ab
--- /dev/null
+++ 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;
+}
