Added error handling.

CMakeLists.txt

@@ -39,6 +39,7 @@ include_directories(
 	SYSTEM OPENDHT_INCLUDE_DIRS)
 
 set(SRCS
+	src/error.cpp
 	src/node.cpp)
 
 set(CMAKE_CXX_FLAGS "-std=c++11 -Wall -Wextra -Wpedantic -Werror -Wfatal-errors -pedantic-errors -fno-elide-constructors")

src/error.cpp

@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2017 Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
+ * Author: Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "neocomm.h"
+#include "error.hpp"
+
+#include <vector>
+
+static std::vector<std::string> errors;
+
+void add_error(std::string error) {
+	if(not errors.empty())
+		errors.push_back(error);
+}
+
+const char *NeoComm_get_last_error() {
+	return errors.back().c_str();
+}

src/error.hpp

@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2017 Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
+ * Author: Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <string>
+
+void add_error(std::string error);