mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
136 lines
4.3 KiB
C++
136 lines
4.3 KiB
C++
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2001, 2002
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Suresh Duddi <dp@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* heapdump
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*
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* Sends a message to netscape 6.3 to dump the heap.
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*/
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#include <windows.h>
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#include <stdio.h>
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static const char *kMozHeapDumpMessageString = "MOZ_HeapDump";
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static const char *kMozAppClassName = "MozillaWindowClass";
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BOOL IsMozilla(const char *title)
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{
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if (!title || !*title)
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return FALSE;
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// Title containing " - Mozilla" is a mozilla window
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if (strstr(title, " - Mozilla"))
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return TRUE;
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// Title containing "Mozilla {" is a mozilla window
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// This form happens when there is no title
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if (strstr(title, "Mozilla {"))
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return TRUE;
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return FALSE;
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}
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BOOL IsNetscape(const char *title)
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{
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if (!title || !*title)
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return FALSE;
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// Skip to where the <space>-<space>Netscape 6 exists
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return strstr(title, " - Netscape 6") ? TRUE : FALSE;
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}
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// Find a mozilla or Netscape top level window in that order
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// Pattter we are looking for is
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// .* - Netscape 6 [{.*}]
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// .* - Mozilla [{.*}]
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BOOL CALLBACK EnumWindowsProc(HWND hwnd, LPARAM lParam)
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{
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HWND * pwnd = (HWND *)lParam;
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char buf[1024];
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// Make sure we are dealing with a window of our class name
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GetClassName(hwnd, buf, sizeof(buf)-1);
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if (strcmp(buf, kMozAppClassName))
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return TRUE;
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GetWindowText(hwnd, buf, sizeof(buf)-1);
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if (IsMozilla(buf)) {
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// Yeah. Search ends.
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*pwnd = hwnd;
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return FALSE;
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}
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// We continue search if we find a Netscape window
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// since we might find a mozilla window next
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if (IsNetscape(buf))
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*pwnd = hwnd;
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return TRUE;
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}
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int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdLine, int nCmdShow)
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{
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UINT msgHandle = RegisterWindowMessage(kMozHeapDumpMessageString);
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// Find a window to send the message to.
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// We look for a mozilla window first and then a netscape window
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// logic being that developers run release Netscape (to read mail) and
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// mozilla (debug builds).
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HWND mozwindow = 0;
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EnumWindows(EnumWindowsProc, (LPARAM) &mozwindow);
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if (mozwindow == 0) {
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printf("Cannot find Mozilla or Netscape 6 window. Exit\n");
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exit(-1);
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}
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char buf[1024];
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GetWindowText(mozwindow, buf, sizeof(buf)-1);
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if (IsMozilla(buf))
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printf("Found Mozilla window with title : %s\n", buf);
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else if (IsNetscape(buf))
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printf("Found Netscape window with title : %s\n", buf);
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SendMessage(mozwindow, msgHandle, 0, 0);
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printf("Sending HeapDump Message done. Heapdump available in c:\\heapdump.txt\n");
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return 0;
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}
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