initial code repo

[stor4nfv.git] / src / ceph / src / common / run_cmd.h

diff --git a/src/ceph/src/common/run_cmd.h b/src/ceph/src/common/run_cmd.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2011 New Dream Network
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#ifndef CEPH_COMMON_RUN_CMD_H
+#define CEPH_COMMON_RUN_CMD_H
+
+#include <string>
+
+//
+// Fork a command and run it. The shell will not be invoked and shell
+// expansions will not be done.
+// This function takes a variable number of arguments. The last argument must
+// be NULL.
+//
+// Example:
+//   run_cmd("rm", "-rf", "foo", NULL)
+//
+// Returns an empty string on success, and an error string otherwise.
+//
+std::string run_cmd(const char *cmd, ...);
+
+#endif