Refs #22427: SystemCommandBuilder class

Signed-off-by: Mario Dominguez <[email protected]>

src/cpp/utils/SystemCommandBuilder.hpp

@@ -0,0 +1,79 @@
+// Copyright 2024 Proyectos y Sistemas de Mantenimiento SL (eProsima).
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef UTILS__SYSTEMCOMMANDBUILDER_HPP_
+#define UTILS__SYSTEMCOMMANDBUILDER_HPP_
+
+#include <cstdlib>
+#include <sstream>
+
+namespace eprosima {
+
+namespace fastdds {
+
+static constexpr const char* FAST_DDS_DEFAULT_CLI_SCRIPT_NAME = "fastdds";
+static constexpr const char* FAST_DDS_DEFAULT_CLI_DISCOVERY_VERB = "discovery";
+static constexpr const char* FAST_DDS_DEFAULT_CLI_AUTO_VERB = "auto";
+
+/**
+ * @brief Class to build and execute system commands.
+ */
+class SystemCommandBuilder
+{
+public:
+
+    SystemCommandBuilder() = default;
+
+    SystemCommandBuilder& executable(
+            const std::string& executable)
+    {
+        command_ << executable;
+        return *this;
+    }
+
+    SystemCommandBuilder& verb(
+            const std::string& verb)
+    {
+        command_ << " " << verb;
+        return *this;
+    }
+
+    SystemCommandBuilder& arg(
+            const std::string& arg)
+    {
+        command_ << " " << arg;
+        return *this;
+    }
+
+    SystemCommandBuilder& value(
+            const std::string& value)
+    {
+        command_ << " " << value;
+        return *this;
+    }
+
+    int build_and_call()
+    {
+        return std::system(command_.str().c_str());
+    }
+
+private:
+
+    std::stringstream command_;
+};
+
+} // namespace fastdds
+} // namespace eprosima
+
+#endif  // UTILS__SYSTEMCOMMANDBUILDER_HPP_