[seiscomp, scanloc] Install, add .gitignore

include/seiscomp/system/hostinfo.h

@@ -0,0 +1,95 @@
+/***************************************************************************
+ * Copyright (C) gempa GmbH                                                *
+ * All rights reserved.                                                    *
+ * Contact: gempa GmbH (seiscomp-dev@gempa.de)                             *
+ *                                                                         *
+ * GNU Affero General Public License Usage                                 *
+ * This file may be used under the terms of the GNU Affero                 *
+ * Public License version 3.0 as published by the Free Software Foundation *
+ * and appearing in the file LICENSE included in the packaging of this     *
+ * file. Please review the following information to ensure the GNU Affero  *
+ * Public License version 3.0 requirements will be met:                    *
+ * https://www.gnu.org/licenses/agpl-3.0.html.                             *
+ *                                                                         *
+ * Other Usage                                                             *
+ * Alternatively, this file may be used in accordance with the terms and   *
+ * conditions contained in a signed written agreement between you and      *
+ * gempa GmbH.                                                             *
+ ***************************************************************************/
+
+
+#ifndef SEISCOMP_SYSTEM_HOSTINFO_H
+#define SEISCOMP_SYSTEM_HOSTINFO_H
+
+
+#include <seiscomp/core.h>
+#include <string>
+#include <stdint.h>
+
+
+namespace Seiscomp {
+namespace System {
+
+
+/**
+ * @brief The HostInfo class returns information about the host system of
+ *        the current process.
+ */
+class SC_SYSTEM_CORE_API HostInfo {
+	// ------------------------------------------------------------------
+	// X'truction
+	// ------------------------------------------------------------------
+	public:
+		HostInfo();
+		~HostInfo();
+
+
+	// ------------------------------------------------------------------
+	// Public query interface
+	// ------------------------------------------------------------------
+	public:
+		int pid() const;
+		std::string name() const;
+		std::string login() const;
+		std::string programName() const;
+
+		/**
+		 * @brief Returns the amount of available memory on this host.
+		 * @return Total memory in kb
+		 */
+		int64_t totalMemory() const;
+
+		/**
+		 * @brief Returns the currently used memory of this process.
+		 * @return Used memory in kb
+		 */
+		int getCurrentMemoryUsage() const;
+
+		/**
+		 * @brief Computes the current CPU usage with respect to the
+		 *        last call. The very first call to this method will not
+		 *        succeed and return an invalid value (-1).
+		 * @param forceReset Forces resetting of the internal state. If set
+		 *                   to true then an invalid value will be returned
+		 *                   and the current time is set as the next reference
+		 *                   time.
+		 * @return The relative CPU usage. 1 means 100% of one core. If
+		 *         the returned value is negative then it is invalid.
+		 */
+		double getCurrentCpuUsage(bool forceReset = false);
+
+
+	// ------------------------------------------------------------------
+	// Private members
+	// ------------------------------------------------------------------
+	private:
+		class Impl;
+		Impl *_impl;
+};
+
+
+}
+}
+
+
+#endif