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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /xpcom/windbgdlg/windbgdlg.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'xpcom/windbgdlg/windbgdlg.cpp')
-rw-r--r--xpcom/windbgdlg/windbgdlg.cpp121
1 files changed, 121 insertions, 0 deletions
diff --git a/xpcom/windbgdlg/windbgdlg.cpp b/xpcom/windbgdlg/windbgdlg.cpp
new file mode 100644
index 000000000..a51fe134f
--- /dev/null
+++ b/xpcom/windbgdlg/windbgdlg.cpp
@@ -0,0 +1,121 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Windows only app to show a modal debug dialog - launched by nsDebug.cpp */
+#include <windows.h>
+#include <stdlib.h>
+#ifdef _MSC_VER
+#include <strsafe.h>
+#endif
+#ifdef __MINGW32__
+/* MingW currently does not implement a wide version of the
+ startup routines. Workaround is to implement something like
+ it ourselves. See bug 472063 */
+#include <stdio.h>
+#include <shellapi.h>
+int WINAPI wWinMain(HINSTANCE, HINSTANCE, LPWSTR, int);
+
+#undef __argc
+#undef __wargv
+
+static int __argc;
+static wchar_t** __wargv;
+
+int WINAPI
+WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
+ LPSTR lpszCommandLine, int nCmdShow)
+{
+ LPWSTR commandLine = GetCommandLineW();
+
+ /* parse for __argc and __wargv for compatibility, since mingw
+ * doesn't claim to support it :(
+ */
+ __wargv = CommandLineToArgvW(commandLine, &__argc);
+ if (!__wargv)
+ return 127;
+
+ /* need to strip off any leading whitespace plus the first argument
+ * (the executable itself) to match what should be passed to wWinMain
+ */
+ while ((*commandLine <= L' ') && *commandLine) {
+ ++commandLine;
+ }
+ if (*commandLine == L'"') {
+ ++commandLine;
+ while ((*commandLine != L'"') && *commandLine) {
+ ++commandLine;
+ }
+ if (*commandLine) {
+ ++commandLine;
+ }
+ } else {
+ while (*commandLine > L' ') {
+ ++commandLine;
+ }
+ }
+ while ((*commandLine <= L' ') && *commandLine) {
+ ++commandLine;
+ }
+
+ int result = wWinMain(hInstance, hPrevInstance, commandLine, nCmdShow);
+ LocalFree(__wargv);
+ return result;
+}
+#endif /* __MINGW32__ */
+
+
+int WINAPI
+wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
+ LPWSTR lpszCmdLine, int nCmdShow)
+{
+ /* support for auto answering based on words in the assertion.
+ * the assertion message is sent as a series of arguements (words) to the commandline.
+ * set a "word" to 0xffffffff to let the word not affect this code.
+ * set a "word" to 0xfffffffe to show the dialog.
+ * set a "word" to 0x5 to ignore (program should continue).
+ * set a "word" to 0x4 to retry (should fall into debugger).
+ * set a "word" to 0x3 to abort (die).
+ */
+ DWORD regType;
+ DWORD regValue = -1;
+ DWORD regLength = sizeof regValue;
+ HKEY hkeyCU, hkeyLM;
+ RegOpenKeyExW(HKEY_CURRENT_USER, L"Software\\mozilla.org\\windbgdlg", 0, KEY_READ, &hkeyCU);
+ RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"Software\\mozilla.org\\windbgdlg", 0, KEY_READ, &hkeyLM);
+ int argc =0;
+ for (int i = __argc - 1; regValue == (DWORD)-1 && i; --i) {
+ bool ok = false;
+ if (hkeyCU)
+ ok = RegQueryValueExW(hkeyCU, __wargv[i], 0, &regType, (LPBYTE)&regValue, &regLength) == ERROR_SUCCESS;
+ if (!ok && hkeyLM)
+ ok = RegQueryValueExW(hkeyLM, __wargv[i], 0, &regType, (LPBYTE)&regValue, &regLength) == ERROR_SUCCESS;
+ if (!ok)
+ regValue = -1;
+ }
+ if (hkeyCU)
+ RegCloseKey(hkeyCU);
+ if (hkeyLM)
+ RegCloseKey(hkeyLM);
+ if (regValue != (DWORD)-1 && regValue != (DWORD)-2)
+ return regValue;
+ static const int size = 4096;
+ static WCHAR msg[size];
+
+#ifdef _MSC_VER
+ StringCchPrintfW(msg,
+#else
+ snwprintf(msg,
+#endif
+ size,
+ L"%s\n\nClick Abort to exit the Application.\n"
+ L"Click Retry to Debug the Application.\n"
+ L"Click Ignore to continue running the Application.",
+ lpszCmdLine);
+ msg[size - 1] = L'\0';
+ return MessageBoxW(nullptr, msg, L"NSGlue_Assertion",
+ MB_ICONSTOP | MB_SYSTEMMODAL |
+ MB_ABORTRETRYIGNORE | MB_DEFBUTTON3);
+}