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Add install/uninstall to qtcdebugger dispatcher.

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Acked-by: Daniel Molkentin <daniel.molkentin@nokia.com>
This commit is contained in:
Friedemann Kleint
2009-06-16 11:59:32 +02:00
parent a884e354f1
commit cd8af32ed4
1 changed files with 133 additions and 6 deletions
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139
src/tools/qtcdebugger/main.cpp
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@@ -51,6 +51,7 @@ enum { debug = 0 };
static const char *titleC = "Qt Creator Debugger";
static const char *organizationC = "Nokia";
static const char *applicationFileC = "qtcdebugger";
static const WCHAR *debuggerRegistryKeyC = L"Software\\Microsoft\\Windows NT\\CurrentVersion\\AeDebug";
// Optional
@@ -67,7 +68,7 @@ static inline QString wCharToQString(const WCHAR *w) { return QString::fromUtf16
#endif
enum Mode { HelpMode, PromptMode, ForceCreatorMode, ForceDefaultMode };
enum Mode { HelpMode, InstallMode, UninstallMode, PromptMode, ForceCreatorMode, ForceDefaultMode };
Mode optMode = PromptMode;
bool optIsWow = false;
@@ -112,6 +113,10 @@ static bool parseArguments(const QStringList &args, QString *errorMessage)
optMode = ForceCreatorMode;
} else if (arg == QLatin1String("default")) {
optMode = ForceDefaultMode;
} else if (arg == QLatin1String("install")) {
optMode = InstallMode;
} else if (arg == QLatin1String("uninstall")) {
optMode = UninstallMode;
} else if (arg == QLatin1String("wow")) {
optIsWow = true;
} else {
@@ -134,9 +139,16 @@ static bool parseArguments(const QStringList &args, QString *errorMessage)
}
}
}
if (optMode != HelpMode && argProcessId == 0) {
*errorMessage = QString::fromLatin1("Please specify the process-id.");
return false;
switch (optMode) {
case HelpMode:
case InstallMode:
case UninstallMode:
break;
default:
if (argProcessId == 0) {
*errorMessage = QString::fromLatin1("Please specify the process-id.");
return false;
}
}
return true;
}
@@ -154,10 +166,12 @@ static void usage(const QString &binary, const QString &message = QString())
str << "<b>" << message << "</b>";
}
str << "<pre>"
<< "Usage: " << QFileInfo(binary).baseName() << "[-wow] [-help|-?|qtcreator|default] &lt;process-id> &lt;event-id>\n"
<< "Usage: " << QFileInfo(binary).baseName() << "[-wow] [-help|-?|qtcreator|default|install|uninstall] &lt;process-id> &lt;event-id>\n"
<< "Options: -help, -? Display this help\n"
<< " -qtcreator Launch Qt Creator without prompting\n"
<< " -default Launch Default handler without prompting\n"
<< " -install Install itself (requires administrative privileges)\n"
<< " -uninstall Uninstall itself (requires administrative privileges)\n"
<< " -wow Indicates Wow32 call\n"
<< "</pre>"
<< "<p>To install, modify the registry key <i>HKEY_LOCAL_MACHINE\\" << wCharToQString(debuggerRegistryKeyC)
@@ -169,6 +183,8 @@ static void usage(const QString &binary, const QString &message = QString())
<< "</ul>"
<< "<p>On 64-bit systems, do the same for the key <i>HKEY_LOCAL_MACHINE\\" << wCharToQString(debuggerWow32RegistryKeyC) << "</i>, "
<< "setting the new value to <pre>\"" << QDir::toNativeSeparators(binary) << "\" -wow %ld %ld</pre></p>"
<< "<p>How to run a command with administrative privileges:</p>"
<< "<pre>runas /env /noprofile /user:Administrator \"command arguments\"</pre>"
<< "</body></html>";
QMessageBox msgBox(QMessageBox::Information, QLatin1String(titleC), msg, QMessageBox::Ok);
@@ -296,6 +312,18 @@ static inline bool registryReplaceStringKey(HKEY rootHandle, // HKEY_LOCAL_MACHI
return rc;
}
static inline bool registryDeleteValue(HKEY handle,
const WCHAR *valueName,
QString *errorMessage)
{
const LONG rc = RegDeleteValue(handle, valueName);
if (rc != ERROR_SUCCESS) {
*errorMessage = msgFunctionFailed("RegDeleteValue", rc);
return false;
}
return true;
}
static QString getProcessBaseName(DWORD pid)
{
QString rc;
@@ -331,7 +359,7 @@ bool startCreatorAsDebugger(const QApplication &a, QString *errorMessage)
return true;
}
bool startDefaultDebugger(const QApplication &a, QString *errorMessage)
bool startDefaultDebugger(const QApplication & /*a*/, QString *errorMessage)
{
// Read out default value
HKEY handle;
@@ -385,6 +413,99 @@ bool chooseDebugger(const QApplication &a, QString *errorMessage)
return true;
}
// Installation helpers: Format the debugger call with placeholders for PID and event
// '"[path]\qtcdebugger" [-wow] %ld %ld'.
static QString debuggerCall(const QApplication &a, const QString &additionalOption = QString())
{
QString rc;
QTextStream str(&rc);
str << '"' << QDir::toNativeSeparators(a.applicationFilePath()) << '"';
if (!additionalOption.isEmpty())
str << ' ' << additionalOption;
str << " %ld %ld";
return rc;
}
// Installation helper: Register ourselves in a debugger registry key.
// Make a copy of the old value as "Debugger.Default" and have the
// "Debug" key point to us.
static bool registerDebuggerKey(const WCHAR *key,
const QString &call,
QString *errorMessage)
{
HKEY handle = 0;
bool success = false;
do {
if (!openRegistryKey(HKEY_LOCAL_MACHINE, key, true, &handle, errorMessage))
break;
QString oldDebugger;
if (!registryReadStringKey(handle, debuggerRegistryValueNameC, &oldDebugger, errorMessage))
break;
if (oldDebugger.contains(QLatin1String(applicationFileC), Qt::CaseInsensitive)) {
*errorMessage = QLatin1String("The program is already installed.");
return false;
}
if (!registryWriteStringKey(handle, debuggerRegistryDefaultValueNameC, oldDebugger, errorMessage))
break;
if (debug)
qDebug() << "registering self as " << call;
if (!registryWriteStringKey(handle, debuggerRegistryValueNameC, call, errorMessage))
break;
success = true;
} while (false);
if (handle)
RegCloseKey(handle);
return success;
}
bool install(const QApplication &a, QString *errorMessage)
{
if (!registerDebuggerKey(debuggerRegistryKeyC, debuggerCall(a), errorMessage))
return false;
#ifdef Q_OS_WIN64
if (!registerDebuggerKey(debuggerWow32RegistryKeyC, debuggerCall(a, QLatin1String("-wow")), errorMessage))
return false;
#endif
return true;
}
// Uninstall helper: Restore the original debugger key
static bool unregisterDebuggerKey(const WCHAR *key, QString *errorMessage)
{
HKEY handle = 0;
bool success = false;
do {
if (!openRegistryKey(HKEY_LOCAL_MACHINE, key, true, &handle, errorMessage))
break;
QString oldDebugger;
if (!registryReadStringKey(handle, debuggerRegistryDefaultValueNameC, &oldDebugger, errorMessage))
break;
if (!registryWriteStringKey(handle, debuggerRegistryValueNameC, oldDebugger, errorMessage))
break;
if (!registryDeleteValue(handle, debuggerRegistryDefaultValueNameC, errorMessage))
break;
success = true;
} while (false);
if (handle)
RegCloseKey(handle);
return success;
}
bool uninstall(const QApplication & /*a*/, QString *errorMessage)
{
if (!unregisterDebuggerKey(debuggerRegistryKeyC, errorMessage))
return false;
#ifdef Q_OS_WIN64
if (!unregisterDebuggerKey(debuggerWow32RegistryKeyC, errorMessage))
return false;
#endif
return true;
}
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
@@ -413,6 +534,12 @@ int main(int argc, char *argv[])
case PromptMode:
ex = chooseDebugger(a, &errorMessage) ? 0 : -1;
break;
case InstallMode:
ex = install(a, &errorMessage) ? 0 : -1;
break;
case UninstallMode:
ex = uninstall(a, &errorMessage) ? 0 : -1;
break;
}
if (ex && !errorMessage.isEmpty()) {
qWarning("%s\n", qPrintable(errorMessage));