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crash dump generation from crash dialog, or via --gen_crash_dump for CLI

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This commit is contained in:
Ryan Fleury
2025-05-09 12:05:38 -07:00
parent 7939bcbc95
commit 719e8ce179
1 changed files with 28 additions and 1 deletions
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src/os/core/win32/os_core_win32.c
+28 -1
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@@ -1407,6 +1407,7 @@ os_make_guid(void)
#include <shlwapi.h>
internal B32 win32_g_is_quiet = 0;
internal B32 win32_g_gen_dump = 0;
internal HRESULT WINAPI
win32_dialog_callback(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam, LONG_PTR data)
@@ -1442,6 +1443,7 @@ win32_exception_filter(EXCEPTION_POINTERS* exception_ptrs)
buflen += wnsprintfW(buffer + buflen, ArrayCount(buffer) - buflen, L"A fatal exception (code 0x%x) occurred. The process is terminating.\n", exception_code);
// load dbghelp dynamically just in case if it is missing
BOOL (WINAPI *dbg_MiniDumpWriteDump)(HANDLE hProcess, DWORD ProcessId, HANDLE hFile, MINIDUMP_TYPE DumpType, PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam, PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam, PMINIDUMP_CALLBACK_INFORMATION CallbackParam);
HMODULE dbghelp = LoadLibraryA("dbghelp.dll");
if(dbghelp)
{
@@ -1465,6 +1467,7 @@ win32_exception_filter(EXCEPTION_POINTERS* exception_ptrs)
*(FARPROC*)&dbg_SymFromAddrW = GetProcAddress(dbghelp, "SymFromAddrW");
*(FARPROC*)&dbg_SymGetLineFromAddrW64 = GetProcAddress(dbghelp, "SymGetLineFromAddrW64");
*(FARPROC*)&dbg_SymGetModuleInfoW64 = GetProcAddress(dbghelp, "SymGetModuleInfoW64");
*(FARPROC*)&dbg_MiniDumpWriteDump = GetProcAddress(dbghelp, "MiniDumpWriteDump");
if(dbg_SymSetOptions && dbg_SymInitializeW && dbg_StackWalk64 && dbg_SymFunctionTableAccess64 && dbg_SymGetModuleBase64 && dbg_SymFromAddrW && dbg_SymGetLineFromAddrW64 && dbg_SymGetModuleInfoW64)
{
@@ -1594,10 +1597,13 @@ win32_exception_filter(EXCEPTION_POINTERS* exception_ptrs)
buflen += wnsprintfW(buffer + buflen, ArrayCount(buffer) - buflen, L"\nVersion: %S%S", BUILD_VERSION_STRING_LITERAL, BUILD_GIT_HASH_STRING_LITERAL_APPEND);
B32 generate_crash_dump = win32_g_gen_dump;
#if BUILD_CONSOLE_INTERFACE
fwprintf(stderr, L"\n--- Fatal Exception ---\n");
fwprintf(stderr, L"%s\n\n", buffer);
#else
int selected_button = 0;
TASKDIALOG_BUTTON generate_dump = {1, L"Generate Crash Dump File"};
TASKDIALOGCONFIG dialog = {0};
dialog.cbSize = sizeof(dialog);
dialog.dwFlags = TDF_SIZE_TO_CONTENT | TDF_ENABLE_HYPERLINKS | TDF_ALLOW_DIALOG_CANCELLATION;
@@ -1606,9 +1612,25 @@ win32_exception_filter(EXCEPTION_POINTERS* exception_ptrs)
dialog.pszWindowTitle = L"Fatal Exception";
dialog.pszContent = buffer;
dialog.pfCallback = &win32_dialog_callback;
TaskDialogIndirect(&dialog, 0, 0, 0);
dialog.cButtons = 1;
dialog.pButtons = &generate_dump;
TaskDialogIndirect(&dialog, &selected_button, 0, 0);
generate_crash_dump = (selected_button == generate_dump.nButtonID);
#endif
if(dbg_MiniDumpWriteDump && generate_crash_dump)
{
WCHAR desktop_path[512] = {0};
SHGetFolderPathW(0, CSIDL_DESKTOP, 0, 0, desktop_path);
WCHAR dump_file_path[512] = {0};
wnsprintfW(dump_file_path, ArrayCount(dump_file_path), L"%s\\raddbg_crash_dump.dmp", desktop_path);
SECURITY_ATTRIBUTES security_attributes = {sizeof(security_attributes), 0, 0};
HANDLE file = CreateFileW(dump_file_path, GENERIC_WRITE, 0, &security_attributes, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
BOOL dump_successful = dbg_MiniDumpWriteDump(GetCurrentProcess(), os_get_process_info()->pid, file, MiniDumpNormal, 0, 0, 0);
CloseHandle(file);
(void)dump_successful;
}
ExitProcess(1);
}
@@ -1695,6 +1717,11 @@ w32_entry_point_caller(int argc, WCHAR **wargv)
arena_default_reserve_size = Max(MB(64), os_w32_state.system_info.large_page_size);
arena_default_commit_size = arena_default_reserve_size;
}
if(str8_match(arg8, str8_lit("--gen_crash_dump"), StringMatchFlag_CaseInsensitive) ||
str8_match(arg8, str8_lit("-gen_crash_dump"), StringMatchFlag_CaseInsensitive))
{
win32_g_gen_dump = 1;
}
argv[i] = (char *)arg8.str;
}