src/os/windows/vm/os_windows.cpp
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*** 986,1029 ****
static BOOL (WINAPI *_MiniDumpWriteDump)(HANDLE, DWORD, HANDLE, MINIDUMP_TYPE,
PMINIDUMP_EXCEPTION_INFORMATION,
PMINIDUMP_USER_STREAM_INFORMATION,
PMINIDUMP_CALLBACK_INFORMATION);
! void os::check_or_create_dump(void* exceptionRecord, void* contextRecord, char* buffer, size_t bufferSize) {
HINSTANCE dbghelp;
EXCEPTION_POINTERS ep;
MINIDUMP_EXCEPTION_INFORMATION mei;
MINIDUMP_EXCEPTION_INFORMATION* pmei;
HANDLE hProcess = GetCurrentProcess();
DWORD processId = GetCurrentProcessId();
HANDLE dumpFile;
MINIDUMP_TYPE dumpType;
static const char* cwd;
// Default is to always create dump for debug builds, on product builds only dump on server versions of Windows.
#ifndef ASSERT
// If running on a client version of Windows and user has not explicitly enabled dumping
! if (!os::win32::is_windows_server() && !CreateMinidumpOnCrash) {
! VMError::report_coredump_status("Minidumps are not enabled by default on client versions of Windows", false);
return;
// If running on a server version of Windows and user has explictly disabled dumping
! } else if (os::win32::is_windows_server() && !FLAG_IS_DEFAULT(CreateMinidumpOnCrash) && !CreateMinidumpOnCrash) {
! VMError::report_coredump_status("Minidump has been disabled from the command line", false);
return;
}
#else
! if (!FLAG_IS_DEFAULT(CreateMinidumpOnCrash) && !CreateMinidumpOnCrash) {
! VMError::report_coredump_status("Minidump has been disabled from the command line", false);
return;
}
#endif
dbghelp = os::win32::load_Windows_dll("DBGHELP.DLL", NULL, 0);
if (dbghelp == NULL) {
! VMError::report_coredump_status("Failed to load dbghelp.dll", false);
return;
}
_MiniDumpWriteDump =
CAST_TO_FN_PTR(BOOL(WINAPI *)(HANDLE, DWORD, HANDLE, MINIDUMP_TYPE,
--- 986,1039 ----
static BOOL (WINAPI *_MiniDumpWriteDump)(HANDLE, DWORD, HANDLE, MINIDUMP_TYPE,
PMINIDUMP_EXCEPTION_INFORMATION,
PMINIDUMP_USER_STREAM_INFORMATION,
PMINIDUMP_CALLBACK_INFORMATION);
! void os::check_dump_limit(char* buffer, size_t bufferSize) {
! // First presume we can dump core file, detail checking done in abort()
! jio_snprintf(buffer, bufferSize, "%s\\hs_err_pid%u.mdmp", get_current_directory(NULL, 0), current_process_id());
! VMError::report_coredump_status(buffer, true);
! }
!
! void os::abort(bool dump_core, void* siginfo, void* context) {
HINSTANCE dbghelp;
EXCEPTION_POINTERS ep;
MINIDUMP_EXCEPTION_INFORMATION mei;
MINIDUMP_EXCEPTION_INFORMATION* pmei;
HANDLE hProcess = GetCurrentProcess();
DWORD processId = GetCurrentProcessId();
HANDLE dumpFile;
MINIDUMP_TYPE dumpType;
static const char* cwd;
+ static char buffer[O_BUFLEN];
+
+ os::shutdown();
+ if (!dump_core) return;
// Default is to always create dump for debug builds, on product builds only dump on server versions of Windows.
#ifndef ASSERT
// If running on a client version of Windows and user has not explicitly enabled dumping
! if (!os::win32::is_windows_server() && !CreateCoredumpOnCrash) {
! jio_fprintf(stderr, "Minidumps are not enabled by default on client versions of Windows.\n");
return;
// If running on a server version of Windows and user has explictly disabled dumping
! } else if (os::win32::is_windows_server() && !FLAG_IS_DEFAULT(CreateCoredumpOnCrash) && !CreateCoredumpOnCrash) {
! jio_fprintf(stderr, "Minidump has been disabled from the command line.\n");
return;
}
#else
! if (!FLAG_IS_DEFAULT(CreateCoredumpOnCrash) && !CreateCoredumpOnCrash) {
! jio_fprintf(stderr, "Minidump has been disabled from the command line.\n");
return;
}
#endif
dbghelp = os::win32::load_Windows_dll("DBGHELP.DLL", NULL, 0);
if (dbghelp == NULL) {
! jio_fprintf(stderr, "Failed to load dbghelp.dll.\n");
return;
}
_MiniDumpWriteDump =
CAST_TO_FN_PTR(BOOL(WINAPI *)(HANDLE, DWORD, HANDLE, MINIDUMP_TYPE,
*** 1032,1042 ****
PMINIDUMP_CALLBACK_INFORMATION),
GetProcAddress(dbghelp,
"MiniDumpWriteDump"));
if (_MiniDumpWriteDump == NULL) {
! VMError::report_coredump_status("Failed to find MiniDumpWriteDump() in module dbghelp.dll", false);
return;
}
dumpType = (MINIDUMP_TYPE)(MiniDumpWithFullMemory | MiniDumpWithHandleData);
--- 1042,1052 ----
PMINIDUMP_CALLBACK_INFORMATION),
GetProcAddress(dbghelp,
"MiniDumpWriteDump"));
if (_MiniDumpWriteDump == NULL) {
! jio_fprintf(stderr, "Failed to find MiniDumpWriteDump() in module dbghelp.dll.\n");
return;
}
dumpType = (MINIDUMP_TYPE)(MiniDumpWithFullMemory | MiniDumpWithHandleData);
*** 1046,1065 ****
dumpType = (MINIDUMP_TYPE)(dumpType | MiniDumpWithFullMemoryInfo | MiniDumpWithThreadInfo |
MiniDumpWithUnloadedModules);
#endif
cwd = get_current_directory(NULL, 0);
! jio_snprintf(buffer, bufferSize, "%s\\hs_err_pid%u.mdmp", cwd, current_process_id());
dumpFile = CreateFile(buffer, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (dumpFile == INVALID_HANDLE_VALUE) {
! VMError::report_coredump_status("Failed to create file for dumping", false);
return;
}
! if (exceptionRecord != NULL && contextRecord != NULL) {
! ep.ContextRecord = (PCONTEXT) contextRecord;
! ep.ExceptionRecord = (PEXCEPTION_RECORD) exceptionRecord;
mei.ThreadId = GetCurrentThreadId();
mei.ExceptionPointers = &ep;
pmei = &mei;
} else {
--- 1056,1076 ----
dumpType = (MINIDUMP_TYPE)(dumpType | MiniDumpWithFullMemoryInfo | MiniDumpWithThreadInfo |
MiniDumpWithUnloadedModules);
#endif
cwd = get_current_directory(NULL, 0);
! jio_snprintf(buffer, sizeof(buffer), "%s\\hs_err_pid%u.mdmp", cwd, current_process_id());
dumpFile = CreateFile(buffer, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (dumpFile == INVALID_HANDLE_VALUE) {
! jio_fprintf(stderr, "Failed to create file %s for dumping.\n", buffer);
return;
}
!
! if (siginfo != NULL && context != NULL) {
! ep.ContextRecord = (PCONTEXT) context;
! ep.ExceptionRecord = (PEXCEPTION_RECORD) siginfo;
mei.ThreadId = GetCurrentThreadId();
mei.ExceptionPointers = &ep;
pmei = &mei;
} else {
*** 1077,1104 ****
if (FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, error, 0, (LPTSTR)&msgbuf, 0, NULL) != 0) {
! jio_snprintf(buffer, bufferSize, "Call to MiniDumpWriteDump() failed (Error 0x%x: %s)", error, msgbuf);
LocalFree(msgbuf);
} else {
// Call to FormatMessage failed, just include the result from GetLastError
! jio_snprintf(buffer, bufferSize, "Call to MiniDumpWriteDump() failed (Error 0x%x)", error);
}
- VMError::report_coredump_status(buffer, false);
} else {
! VMError::report_coredump_status(buffer, true);
}
CloseHandle(dumpFile);
- }
-
-
- void os::abort(bool dump_core) {
- os::shutdown();
- // no core dump on Windows
win32::exit_process_or_thread(win32::EPT_PROCESS, 1);
}
// Die immediately, no exit hook, no abort hook, no cleanup.
void os::die() {
--- 1088,1108 ----
if (FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, error, 0, (LPTSTR)&msgbuf, 0, NULL) != 0) {
! jio_fprintf(stderr, "Call to MiniDumpWriteDump() failed (Error 0x%x: %s)\n", error, msgbuf);
LocalFree(msgbuf);
} else {
// Call to FormatMessage failed, just include the result from GetLastError
! jio_fprintf(stderr, "Call to MiniDumpWriteDump() failed (Error 0x%x)\n", error);
}
} else {
! jio_fprintf(stderr, "%s.\n", buffer);
}
CloseHandle(dumpFile);
win32::exit_process_or_thread(win32::EPT_PROCESS, 1);
}
// Die immediately, no exit hook, no abort hook, no cleanup.
void os::die() {