| /* |
| * Copyright (c) 1999, 2003, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| #include "awt.h" |
| #include "awt_Toolkit.h" |
| #include "debug_mem.h" |
| |
| extern void DumpJavaStack(); |
| |
| #if defined(DEBUG) |
| |
| //////////////////////////////////////////////////////////////////////////////////// |
| // avoid pulling in our redefinition of 'new' |
| // since we actually need to implement it here |
| #if defined(new) |
| #undef new |
| #endif |
| // |
| |
| void * operator new(size_t size, const char * filename, int linenumber) { |
| void * ptr = DMem_AllocateBlock(size, filename, linenumber); |
| if (ptr == NULL) { |
| throw std::bad_alloc(); |
| } |
| |
| return ptr; |
| } |
| |
| #if _MSC_VER >= 1200 |
| void operator delete(void *ptr, const char*, int) { |
| DASSERTMSG(FALSE, "This version of 'delete' should never get called!!!"); |
| } |
| #endif |
| void operator delete(void *ptr) { |
| DMem_FreeBlock(ptr); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////////// |
| |
| static void DumpRegion(HRGN rgn) { |
| DWORD size = ::GetRegionData(rgn, 0, NULL); |
| char* buffer = (char *)safe_Malloc(size); |
| memset(buffer, 0, size); |
| LPRGNDATA rgndata = (LPRGNDATA)buffer; |
| rgndata->rdh.dwSize = sizeof(RGNDATAHEADER); |
| rgndata->rdh.iType = RDH_RECTANGLES; |
| VERIFY(::GetRegionData(rgn, size, rgndata)); |
| |
| RECT* r = (RECT*)(buffer + rgndata->rdh.dwSize); |
| for (DWORD i=0; i<rgndata->rdh.nCount; i++) { |
| if ( !::IsRectEmpty(r) ) { |
| DTrace_PrintImpl("\trect %d %d %d %d\n", r->left, r->top, r->right, r->bottom); |
| } |
| r++; |
| } |
| |
| free(buffer); |
| } |
| |
| /* |
| * DTRACE print callback to dump HDC clip region bounding rectangle |
| */ |
| void DumpClipRectangle(const char * file, int line, int argc, const char * fmt, va_list arglist) { |
| const char *msg = va_arg(arglist, const char *); |
| HDC hdc = va_arg(arglist, HDC); |
| RECT r; |
| |
| DASSERT(argc == 2 && hdc != NULL); |
| DASSERT(msg != NULL); |
| |
| ::GetClipBox(hdc, &r); |
| DTrace_PrintImpl("%s: hdc=%x, %d %d %d %d\n", msg, hdc, r.left, r.top, r.right, r.bottom); |
| } |
| |
| /* |
| * DTRACE print callback to dump window's update region bounding rectangle |
| */ |
| void DumpUpdateRectangle(const char * file, int line, int argc, const char * fmt, va_list arglist) { |
| const char *msg = va_arg(arglist, const char *); |
| HWND hwnd = va_arg(arglist, HWND); |
| RECT r; |
| |
| DASSERT(argc == 2 && ::IsWindow(hwnd)); |
| DASSERT(msg != NULL); |
| |
| ::GetUpdateRect(hwnd, &r, FALSE); |
| HRGN rgn = ::CreateRectRgn(0,0,1,1); |
| int updated = ::GetUpdateRgn(hwnd, rgn, FALSE); |
| DTrace_PrintImpl("%s: hwnd=%x, %d %d %d %d\n", msg, hwnd, r.left, r.top, r.right, r.bottom); |
| DumpRegion(rgn); |
| DeleteObject(rgn); |
| } |
| |
| // |
| // Declare a static object to init/fini the debug code |
| // |
| // specify that this static object will get constructed before |
| // any other static objects (except CRT objects) so the debug |
| // code can be used anywhere during the lifetime of the AWT dll |
| #pragma warning( disable:4073 ) // disable warning about using init_seg(lib) in non-3rd party library code |
| #pragma init_seg( lib ) |
| |
| static volatile AwtDebugSupport DebugSupport; |
| static int report_leaks = 0; |
| |
| AwtDebugSupport::AwtDebugSupport() { |
| DMem_Initialize(); |
| DTrace_Initialize(); |
| DAssert_SetCallback(AssertCallback); |
| } |
| |
| AwtDebugSupport::~AwtDebugSupport() { |
| if (report_leaks) { |
| DMem_ReportLeaks(); |
| } |
| DMem_Shutdown(); |
| DTrace_Shutdown(); |
| } |
| |
| void AwtDebugSupport::AssertCallback(const char * expr, const char * file, int line) { |
| static const int ASSERT_MSG_SIZE = 1024; |
| static const char * AssertFmt = |
| "%s\r\n" |
| "File '%s', at line %d\r\n" |
| "GetLastError() is %x : %s\r\n" |
| "Do you want to break into the debugger?"; |
| |
| static char assertMsg[ASSERT_MSG_SIZE+1]; |
| DWORD lastError = GetLastError(); |
| LPSTR msgBuffer = NULL; |
| int ret; |
| |
| FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | |
| FORMAT_MESSAGE_FROM_SYSTEM | |
| FORMAT_MESSAGE_IGNORE_INSERTS, |
| NULL, |
| lastError, |
| MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), |
| (LPSTR)&msgBuffer, // it's an output parameter when allocate buffer is used |
| 0, |
| NULL); |
| |
| if (msgBuffer == NULL) { |
| msgBuffer = "<Could not get GetLastError() message text>"; |
| } |
| // format the assertion message |
| _snprintf(assertMsg, ASSERT_MSG_SIZE, AssertFmt, expr, file, line, lastError, msgBuffer); |
| LocalFree(msgBuffer); |
| |
| // tell the user the bad news |
| fprintf(stderr, "*********************\n"); |
| fprintf(stderr, "AWT Assertion Failure\n"); |
| fprintf(stderr, "*********************\n"); |
| fprintf(stderr, "%s\n", assertMsg); |
| fprintf(stderr, "*********************\n"); |
| ret = MessageBoxA(NULL, assertMsg, "AWT Assertion Failure", |
| MB_YESNO|MB_ICONSTOP|MB_TASKMODAL); |
| |
| // if clicked Yes, break into the debugger |
| if ( ret == IDYES ) { |
| # if defined(_M_IX86) |
| _asm { int 3 }; |
| # else |
| DebugBreak(); |
| # endif |
| } |
| // otherwise, try to continue execution |
| } |
| |
| void AwtDebugSupport::GenerateLeaksReport() { |
| report_leaks = 1; |
| } |
| |
| #endif // DEBUG |