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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing
**
** This file is part of the Qt Build Suite.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms and
** conditions see http://www.qt.io/terms-conditions. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "processutils.h"
#if defined(Q_OS_WIN)
# define PSAPI_VERSION 1 // To use GetModuleFileNameEx from Psapi.lib on all Win versions.
# include <qt_windows.h>
# include <Psapi.h>
#elif defined(Q_OS_DARWIN)
# include <libproc.h>
#elif defined(Q_OS_LINUX)
# include "fileinfo.h"
# include <unistd.h>
# include <cstdio>
#elif defined(Q_OS_BSD4)
# include <libutil.h>
# include <sys/types.h>
# include <sys/user.h>
#else
# error Missing implementation of processNameByPid for this platform.
#endif
namespace qbs {
namespace Internal {
QString processNameByPid(qint64 pid)
{
#if defined(Q_OS_WIN)
HANDLE hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, DWORD(pid));
if (!hProcess)
return QString();
wchar_t buf[MAX_PATH];
const DWORD length = GetModuleFileNameEx(hProcess, NULL, buf, sizeof(buf) / sizeof(wchar_t));
CloseHandle(hProcess);
if (!length)
return QString();
QString name = QString::fromWCharArray(buf, length);
int i = name.lastIndexOf(QLatin1Char('\\'));
if (i >= 0)
name.remove(0, i + 1);
i = name.lastIndexOf(QLatin1Char('.'));
if (i >= 0)
name.truncate(i);
return name;
#elif defined(Q_OS_DARWIN)
char name[1024];
proc_name(pid, name, sizeof(name) / sizeof(char));
return QString::fromUtf8(name);
#elif defined(Q_OS_LINUX)
char exePath[64];
char buf[PATH_MAX];
memset(buf, 0, sizeof(buf));
sprintf(exePath, "/proc/%lld/exe", pid);
readlink(exePath, buf, sizeof(buf));
return FileInfo::fileName(QString::fromUtf8(buf));
#elif defined(Q_OS_BSD4)
kinfo_proc *proc = kinfo_getproc(pid);
if (!proc)
return QString();
QString name = QString::fromUtf8(proc->ki_comm);
free(proc);
return name;
#else
return QString();
#endif
}
} // namespace Internal
} // namespace qbs
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