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debugger: cleanup hostProcessList

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This is now using the lists in the device implementation.

Change-Id: I112faf25d20a94315ec3b432d39ae6cf66762225
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@nokia.com>
This commit is contained in:
hjk
2012-08-07 14:54:06 +02:00
parent 7a6beafa69
commit 091a0a441d
4 changed files with 154 additions and 215 deletions
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148
src/plugins/debugger/shared/hostutils.cpp
View File

@@ -56,61 +56,6 @@ namespace Internal {
#ifdef Q_OS_WIN
// Resolve QueryFullProcessImageNameW out of kernel32.dll due
// to incomplete MinGW import libs and it not being present
// on Windows XP.
static BOOL queryFullProcessImageName(HANDLE h, DWORD flags, LPWSTR buffer, DWORD *size)
{
// Resolve required symbols from the kernel32.dll
typedef BOOL (WINAPI *QueryFullProcessImageNameWProtoType)
(HANDLE, DWORD, LPWSTR, PDWORD);
static QueryFullProcessImageNameWProtoType queryFullProcessImageNameW = 0;
if (!queryFullProcessImageNameW) {
QLibrary kernel32Lib(QLatin1String("kernel32.dll"), 0);
if (kernel32Lib.isLoaded() || kernel32Lib.load())
queryFullProcessImageNameW = (QueryFullProcessImageNameWProtoType)kernel32Lib.resolve("QueryFullProcessImageNameW");
}
if (!queryFullProcessImageNameW)
return FALSE;
// Read out process
return (*queryFullProcessImageNameW)(h, flags, buffer, size);
}
static QString imageName(DWORD processId)
{
QString rc;
HANDLE handle = OpenProcess(PROCESS_QUERY_INFORMATION , FALSE, processId);
if (handle == INVALID_HANDLE_VALUE)
return rc;
WCHAR buffer[MAX_PATH];
DWORD bufSize = MAX_PATH;
if (queryFullProcessImageName(handle, 0, buffer, &bufSize))
rc = QString::fromUtf16(reinterpret_cast<const ushort*>(buffer));
CloseHandle(handle);
return rc;
}
static QList<ProcData> winProcessList()
{
QList<ProcData> rc;
PROCESSENTRY32 pe;
pe.dwSize = sizeof(PROCESSENTRY32);
HANDLE snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (snapshot == INVALID_HANDLE_VALUE)
return rc;
for (bool hasNext = Process32First(snapshot, &pe); hasNext; hasNext = Process32Next(snapshot, &pe)) {
ProcData procData;
procData.ppid = QString::number(pe.th32ProcessID);
procData.name = QString::fromUtf16(reinterpret_cast<ushort*>(pe.szExeFile));
procData.image = imageName(pe.th32ProcessID);
rc.push_back(procData);
}
CloseHandle(snapshot);
return rc;
}
bool winResumeThread(unsigned long dwThreadId, QString *errorMessage)
{
bool ok = false;
@@ -284,99 +229,6 @@ bool isFatalWinException(long code)
return true;
}
QList<ProcData> hostProcessList()
{
return winProcessList();
}
#else // Q_OS_WIN
static bool isUnixProcessId(const QString &procname)
{
for (int i = 0; i != procname.size(); ++i)
if (!procname.at(i).isDigit())
return false;
return true;
}
// Determine UNIX processes by running ps
static QList<ProcData> unixProcessListPS()
{
#ifdef Q_OS_MAC
static const char formatC[] = "pid state command";
#else
static const char formatC[] = "pid,state,cmd";
#endif
QList<ProcData> rc;
QProcess psProcess;
QStringList args;
args << QLatin1String("-e") << QLatin1String("-o") << QLatin1String(formatC);
psProcess.start(QLatin1String("ps"), args);
if (!psProcess.waitForStarted())
return rc;
QByteArray output;
if (!Utils::SynchronousProcess::readDataFromProcess(psProcess, 30000, &output, 0, false))
return rc;
// Split "457 S+ /Users/foo.app"
const QStringList lines = QString::fromLocal8Bit(output).split(QLatin1Char('\n'));
const int lineCount = lines.size();
const QChar blank = QLatin1Char(' ');
for (int l = 1; l < lineCount; l++) { // Skip header
const QString line = lines.at(l).simplified();
const int pidSep = line.indexOf(blank);
const int cmdSep = pidSep != -1 ? line.indexOf(blank, pidSep + 1) : -1;
if (cmdSep > 0) {
ProcData procData;
procData.ppid = line.left(pidSep);
procData.state = line.mid(pidSep + 1, cmdSep - pidSep - 1);
procData.name = line.mid(cmdSep + 1);
rc.push_back(procData);
}
}
return rc;
}
// Determine UNIX processes by reading "/proc". Default to ps if
// it does not exist
static QList<ProcData> unixProcessList()
{
const QDir procDir(QLatin1String("/proc/"));
if (!procDir.exists())
return unixProcessListPS();
QList<ProcData> rc;
const QStringList procIds = procDir.entryList();
if (procIds.isEmpty())
return rc;
foreach (const QString &procId, procIds) {
if (!isUnixProcessId(procId))
continue;
QString filename = QLatin1String("/proc/");
filename += procId;
filename += QLatin1String("/stat");
QFile file(filename);
if (!file.open(QIODevice::ReadOnly))
continue; // process may have exited
const QStringList data = QString::fromLocal8Bit(file.readAll()).split(QLatin1Char(' '));
ProcData proc;
proc.ppid = procId;
proc.name = data.at(1);
if (proc.name.startsWith(QLatin1Char('(')) && proc.name.endsWith(QLatin1Char(')'))) {
proc.name.truncate(proc.name.size() - 1);
proc.name.remove(0, 1);
}
proc.state = data.at(2);
// PPID is element 3
rc.push_back(proc);
}
return rc;
}
QList<ProcData> hostProcessList()
{
return unixProcessList();
}
#endif // Q_OS_WIN
} // namespace Internal

11
src/plugins/debugger/shared/hostutils.h
View File

@@ -41,17 +41,6 @@ QT_END_NAMESPACE
namespace Debugger {
namespace Internal {
struct ProcData
{
QString ppid;
QString name;
QString image;
QString state;
};
QList<ProcData> hostProcessList();
#ifdef Q_OS_WIN
// Resume a suspended thread by id.

189
src/plugins/projectexplorer/devicesupport/localprocesslist.cpp
View File

@@ -30,31 +30,27 @@
#include "localprocesslist.h"
#include <QLibrary>
#include <QProcess>
#include <QTimer>
#ifdef Q_OS_UNIX
#include <QProcess>
#include <QDir>
#include <signal.h>
#include <errno.h>
#include <string.h>
#ifdef Q_OS_UNIX
//#include <sys/types.h>
#include <signal.h>
#endif
#ifdef Q_OS_WIN
// Enable Win API of XP SP1 and later
#define _WIN32_WINNT 0x0502
#include <windows.h>
#include <utils/winutils.h>
#include <tlhelp32.h>
#include <psapi.h>
#endif // Q_OS_WIN
#endif
namespace ProjectExplorer {
namespace Internal {
const int PsFieldWidth = 50;
#ifdef Q_OS_WIN
@@ -91,29 +87,151 @@ static QString imageName(DWORD processId)
CloseHandle(handle);
return rc;
}
#endif //Q_OS_WIN
LocalProcessList::LocalProcessList(const IDevice::ConstPtr &device, QObject *parent)
: DeviceProcessList(device, parent),
m_psProcess(new QProcess(this))
: DeviceProcessList(device, parent)
{
#ifdef Q_OS_UNIX
connect(m_psProcess, SIGNAL(error(QProcess::ProcessError)), SLOT(handlePsError()));
connect(m_psProcess, SIGNAL(finished(int)), SLOT(handlePsFinished()));
#endif //Q_OS_UNIX
}
void LocalProcessList::handleWindowsUpdate()
{
QList<DeviceProcess> processes;
PROCESSENTRY32 pe;
pe.dwSize = sizeof(PROCESSENTRY32);
HANDLE snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (snapshot == INVALID_HANDLE_VALUE)
return;
for (bool hasNext = Process32First(snapshot, &pe); hasNext; hasNext = Process32Next(snapshot, &pe)) {
DeviceProcess p;
p.pid = pe.th32ProcessID;
p.exe = QString::fromUtf16(reinterpret_cast<ushort*>(pe.szExeFile));
p.cmdLine = imageName(pe.th32ProcessID);
if (p.cmdLine.isEmpty())
p.cmdLine = p.exe;
processes << p;
}
CloseHandle(snapshot);
reportProcessListUpdated(processes);
}
void LocalProcessList::doUpdate()
{
QTimer::singleShot(0, this, SLOT(handleWindowsUpdate()));
}
void LocalProcessList::doKillProcess(const DeviceProcess &process)
{
Q_UNUSED(process);
}
#endif //Q_OS_WIN
#ifdef Q_OS_UNIX
LocalProcessList::LocalProcessList(const IDevice::ConstPtr &device, QObject *parent)
: DeviceProcessList(device, parent),
m_psProcess(new QProcess(this))
{
connect(m_psProcess, SIGNAL(error(QProcess::ProcessError)), SLOT(handlePsError()));
connect(m_psProcess, SIGNAL(finished(int)), SLOT(handlePsFinished()));
}
static bool isUnixProcessId(const QString &procname)
{
for (int i = 0; i != procname.size(); ++i)
if (!procname.at(i).isDigit())
return false;
return true;
}
// Determine UNIX processes by reading "/proc". Default to ps if
// it does not exist
void LocalProcessList::updateUsingProc()
{
QList<DeviceProcess> processes;
const QDir procDir(QLatin1String("/proc/"));
const QStringList procIds = procDir.entryList();
foreach (const QString &procId, procIds) {
if (!isUnixProcessId(procId))
continue;
QString filename = QLatin1String("/proc/");
filename += procId;
filename += QLatin1String("/stat");
QFile file(filename);
if (!file.open(QIODevice::ReadOnly))
continue; // process may have exited
const QStringList data = QString::fromLocal8Bit(file.readAll()).split(QLatin1Char(' '));
DeviceProcess proc;
proc.pid = procId.toInt();
proc.exe = data.at(1);
if (proc.exe.startsWith(QLatin1Char('(')) && proc.exe.endsWith(QLatin1Char(')'))) {
proc.exe.truncate(proc.exe.size() - 1);
proc.exe.remove(0, 1);
}
// PPID is element 3
processes.push_back(proc);
}
reportProcessListUpdated(processes);
}
//// Determine UNIX processes by running ps
//void updateUsingPs()
//{
//#ifdef Q_OS_MAC
// static const char formatC[] = "pid state command";
//#else
// static const char formatC[] = "pid,state,cmd";
//#endif
// QList<DeviceProcess> processes;
// QProcess psProcess;
// QStringList args;
// args << QLatin1String("-e") << QLatin1String("-o") << QLatin1String(formatC);
// psProcess.start(QLatin1String("ps"), args);
// if (psProcess.waitForStarted()) {
// QByteArray output;
// if (!Utils::SynchronousProcess::readDataFromProcess(psProcess, 30000, &output, 0, false))
// return rc;
// // Split "457 S+ /Users/foo.app"
// const QStringList lines = QString::fromLocal8Bit(output).split(QLatin1Char('\n'));
// const int lineCount = lines.size();
// const QChar blank = QLatin1Char(' ');
// for (int l = 1; l < lineCount; l++) { // Skip header
// const QString line = lines.at(l).simplified();
// const int pidSep = line.indexOf(blank);
// const int cmdSep = pidSep != -1 ? line.indexOf(blank, pidSep + 1) : -1;
// if (cmdSep > 0) {
// DeviceProcess procData;
// procData.pid = line.left(pidSep);
// procData.exe = line.mid(cmdSep + 1);
// procData.cmdLine = line.mid(cmdSep + 1);
// processes.push_back(procData);
// }
// }
// }
// reportProcessListUpdated(processes);
//}
void LocalProcessList::doUpdate()
{
const QDir procDir(QLatin1String("/proc/"));
if (procDir.exists())
QTimer::singleShot(0, this, SLOT(updateUsingProc()));
else
updateUsingPs();
}
const int PsFieldWidth = 50;
void LocalProcessList::updateUsingPs()
{
// We assume Desktop Unix systems to have a POSIX-compliant ps.
// We need the padding because the command field can contain spaces, so we cannot split on those.
m_psProcess->start(QString::fromLocal8Bit("ps -e -o pid=%1 -o comm=%1 -o args=%1")
.arg(QString(PsFieldWidth, QChar('x'))));
#endif
#ifdef Q_OS_WIN
QTimer::singleShot(0, this, SLOT(handleWindowsUpdate()));
#endif
}
void LocalProcessList::handlePsFinished()
@@ -151,32 +269,6 @@ void LocalProcessList::handlePsFinished()
reportError(errorString);
}
void LocalProcessList::handleWindowsUpdate()
{
#ifdef Q_OS_WIN
QList<DeviceProcess> processes;
PROCESSENTRY32 pe;
pe.dwSize = sizeof(PROCESSENTRY32);
HANDLE snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (snapshot == INVALID_HANDLE_VALUE)
return;
for (bool hasNext = Process32First(snapshot, &pe); hasNext; hasNext = Process32Next(snapshot, &pe)) {
DeviceProcess p;
p.pid = pe.th32ProcessID;
p.exe = QString::fromUtf16(reinterpret_cast<ushort*>(pe.szExeFile));
p.cmdLine = imageName(pe.th32ProcessID);
if (p.cmdLine.isEmpty())
p.cmdLine = p.exe;
processes << p;
}
CloseHandle(snapshot);
reportProcessListUpdated(processes);
#endif
}
void LocalProcessList::handlePsError()
{
// Other errors are handled in the finished() handler.
@@ -186,15 +278,11 @@ void LocalProcessList::handlePsError()
void LocalProcessList::doKillProcess(const DeviceProcess &process)
{
#ifdef Q_OS_UNIX
if (kill(process.pid, SIGKILL) == -1)
m_error = QString::fromLocal8Bit(strerror(errno));
else
m_error.clear();
QTimer::singleShot(0, this, SLOT(reportDelayedKillStatus()));
#else
Q_UNUSED(process);
#endif
}
void LocalProcessList::reportDelayedKillStatus()
@@ -204,6 +292,7 @@ void LocalProcessList::reportDelayedKillStatus()
else
reportError(m_error);
}
#endif // QT_OS_UNIX
} // namespace Internal
} // namespace RemoteLinux

21
src/plugins/projectexplorer/devicesupport/localprocesslist.h
View File

@@ -48,18 +48,27 @@ class LocalProcessList : public DeviceProcessList
public:
LocalProcessList(const IDevice::ConstPtr &device, QObject *parent = 0);
private slots:
void handlePsError();
void handlePsFinished();
void handleWindowsUpdate();
void reportDelayedKillStatus();
private:
void doUpdate();
void doKillProcess(const DeviceProcess &process);
#ifdef Q_OS_WIN
private slots:
void handleWindowsUpdate();
#endif
#ifdef Q_OS_UNIX
private slots:
void handlePsError();
void handlePsFinished();
void reportDelayedKillStatus();
void updateUsingProc();
void updateUsingPs();
private:
QProcess * const m_psProcess;
QString m_error;
#endif
};
} // namespace Internal