feat: [common/util] add os util class

Provides an interface for system judgment

Log:
Change-Id: Ieb72050fb0bb820c0e1d3da32629b4838a26b7fb

src/common/util/hostsysteminfo.h

@@ -0,0 +1,55 @@
+// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: LGPL-3.0-or-later
+
+#ifndef HOSTSYSTEMINFO_H
+#define HOSTSYSTEMINFO_H
+
+#include "common/common_global.h"
+#include "util/oshelper.h"
+
+#include <QString>
+
+namespace Utils {
+
+class COMMON_EXPORT HostSystemInfo
+{
+public:
+    static constexpr OsType hostOs()
+    {
+#if defined(Q_OS_WIN)
+        return OsTypeWindows;
+#elif defined(Q_OS_LINUX)
+        return OsTypeLinux;
+#elif defined(Q_OS_UNIX)
+        return OsTypeOtherUnix;
+#else
+        return OsTypeOther;
+#endif
+    }
+
+    static constexpr bool isWindowsHost() { return hostOs() == OsTypeWindows; }
+    static constexpr bool isLinuxHost() { return hostOs() == OsTypeLinux; }
+    static constexpr bool isAnyUnixHost()
+    {
+#ifdef Q_OS_UNIX
+        return true;
+#else
+        return false;
+#endif
+    }
+
+    static QString withExecutableSuffix(const QString &executable)
+    {
+        return OsHelper::withExecutableSuffix(hostOs(), executable);
+    }
+
+    static QChar pathListSeparator()
+    {
+        return OsHelper::pathListSeparator(hostOs());
+    }
+};
+
+} // namespace Utils
+
+#endif // HOSTSYSTEMINFO_H

src/common/util/oshelper.h

@@ -0,0 +1,50 @@
+// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: LGPL-3.0-or-later
+
+#ifndef OSHELPER_H
+#define OSHELPER_H
+
+#include <QString>
+
+#include <algorithm>
+
+#define WIN_EXE_SUFFIX ".exe"
+
+namespace Utils {
+
+// Add more as needed.
+enum OsType { OsTypeWindows, OsTypeLinux, OsTypeOtherUnix, OsTypeOther };
+
+namespace OsHelper {
+
+inline QString withExecutableSuffix(OsType osType, const QString &executable)
+{
+    QString finalName = executable;
+    if (osType == OsTypeWindows)
+        finalName += QLatin1String(WIN_EXE_SUFFIX);
+    return finalName;
+}
+
+inline QChar pathListSeparator(OsType osType)
+{
+    return QLatin1Char(osType == OsTypeWindows ? ';' : ':');
+}
+
+inline QString pathWithNativeSeparators(OsType osType, const QString &pathName)
+{
+    if (osType == OsTypeWindows) {
+        const int pos = pathName.indexOf('/');
+        if (pos >= 0) {
+            QString n = pathName;
+            std::replace(std::begin(n) + pos, std::end(n), '/', '\\');
+            return n;
+        }
+    }
+    return pathName;
+}
+
+} // namespace OSHELPER_H
+} // namespace Utils
+
+#endif