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comparison: xpcom/windbgdlg/windbgdlg.cpp
xpcom/windbgdlg/windbgdlg.cpp
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| -1:000000000000 | 0:520a2a55c63b |
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 2 * | |
| 3 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 /* Windows only app to show a modal debug dialog - launched by nsDebug.cpp */ | |
| 8 #include <windows.h> | |
| 9 #include <stdlib.h> | |
| 10 #ifdef _MSC_VER | |
| 11 #include <strsafe.h> | |
| 12 #endif | |
| 13 #ifdef __MINGW32__ | |
| 14 /* MingW currently does not implement a wide version of the | |
| 15 startup routines. Workaround is to implement something like | |
| 16 it ourselves. See bug 472063 */ | |
| 17 #include <stdio.h> | |
| 18 #include <shellapi.h> | |
| 19 int WINAPI wWinMain(HINSTANCE, HINSTANCE, LPWSTR, int); | |
| 20 | |
| 21 #undef __argc | |
| 22 #undef __wargv | |
| 23 | |
| 24 static int __argc; | |
| 25 static wchar_t** __wargv; | |
| 26 | |
| 27 int WINAPI | |
| 28 WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, | |
| 29 LPSTR lpszCommandLine, int nCmdShow) | |
| 30 { | |
| 31 LPWSTR commandLine = GetCommandLineW(); | |
| 32 | |
| 33 /* parse for __argc and __wargv for compatibility, since mingw | |
| 34 * doesn't claim to support it :( | |
| 35 */ | |
| 36 __wargv = CommandLineToArgvW(commandLine, &__argc); | |
| 37 if (!__wargv) | |
| 38 return 127; | |
| 39 | |
| 40 /* need to strip off any leading whitespace plus the first argument | |
| 41 * (the executable itself) to match what should be passed to wWinMain | |
| 42 */ | |
| 43 while ((*commandLine <= L' ') && *commandLine) { | |
| 44 ++commandLine; | |
| 45 } | |
| 46 if (*commandLine == L'"') { | |
| 47 ++commandLine; | |
| 48 while ((*commandLine != L'"') && *commandLine) { | |
| 49 ++commandLine; | |
| 50 } | |
| 51 if (*commandLine) { | |
| 52 ++commandLine; | |
| 53 } | |
| 54 } else { | |
| 55 while (*commandLine > L' ') { | |
| 56 ++commandLine; | |
| 57 } | |
| 58 } | |
| 59 while ((*commandLine <= L' ') && *commandLine) { | |
| 60 ++commandLine; | |
| 61 } | |
| 62 | |
| 63 int result = wWinMain(hInstance, hPrevInstance, commandLine, nCmdShow); | |
| 64 LocalFree(__wargv); | |
| 65 return result; | |
| 66 } | |
| 67 #endif /* __MINGW32__ */ | |
| 68 | |
| 69 | |
| 70 int WINAPI | |
| 71 wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, | |
| 72 LPWSTR lpszCmdLine, int nCmdShow) | |
| 73 { | |
| 74 /* support for auto answering based on words in the assertion. | |
| 75 * the assertion message is sent as a series of arguements (words) to the commandline. | |
| 76 * set a "word" to 0xffffffff to let the word not affect this code. | |
| 77 * set a "word" to 0xfffffffe to show the dialog. | |
| 78 * set a "word" to 0x5 to ignore (program should continue). | |
| 79 * set a "word" to 0x4 to retry (should fall into debugger). | |
| 80 * set a "word" to 0x3 to abort (die). | |
| 81 */ | |
| 82 DWORD regType; | |
| 83 DWORD regValue = -1; | |
| 84 DWORD regLength = sizeof regValue; | |
| 85 HKEY hkeyCU, hkeyLM; | |
| 86 RegOpenKeyExW(HKEY_CURRENT_USER, L"Software\\mozilla.org\\windbgdlg", 0, KEY_READ, &hkeyCU); | |
| 87 RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"Software\\mozilla.org\\windbgdlg", 0, KEY_READ, &hkeyLM); | |
| 88 int argc =0; | |
| 89 for (int i = __argc - 1; regValue == (DWORD)-1 && i; --i) { | |
| 90 bool ok = false; | |
| 91 if (hkeyCU) | |
| 92 ok = RegQueryValueExW(hkeyCU, __wargv[i], 0, ®Type, (LPBYTE)®Value, ®Length) == ERROR_SUCCESS; | |
| 93 if (!ok && hkeyLM) | |
| 94 ok = RegQueryValueExW(hkeyLM, __wargv[i], 0, ®Type, (LPBYTE)®Value, ®Length) == ERROR_SUCCESS; | |
| 95 if (!ok) | |
| 96 regValue = -1; | |
| 97 } | |
| 98 if (hkeyCU) | |
| 99 RegCloseKey(hkeyCU); | |
| 100 if (hkeyLM) | |
| 101 RegCloseKey(hkeyLM); | |
| 102 if (regValue != (DWORD)-1 && regValue != (DWORD)-2) | |
| 103 return regValue; | |
| 104 static const int size = 4096; | |
| 105 static WCHAR msg[size]; | |
| 106 | |
| 107 #ifdef _MSC_VER | |
| 108 StringCchPrintfW(msg, | |
| 109 #else | |
| 110 snwprintf(msg, | |
| 111 #endif | |
| 112 size, | |
| 113 L"%s\n\nClick Abort to exit the Application.\n" | |
| 114 L"Click Retry to Debug the Application.\n" | |
| 115 L"Click Ignore to continue running the Application.", | |
| 116 lpszCmdLine); | |
| 117 msg[size - 1] = L'\0'; | |
| 118 return MessageBoxW(nullptr, msg, L"NSGlue_Assertion", | |
| 119 MB_ICONSTOP | MB_SYSTEMMODAL | | |
| 120 MB_ABORTRETRYIGNORE | MB_DEFBUTTON3); | |
| 121 } |
