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CMakeLists.txt

@@ -2,6 +2,8 @@ cmake_minimum_required(VERSION 3.6)
 
 project(SmartGridModell)
 set(CMAKE_CXX_STANDARD 11)
+add_compile_options(-Wall -Wextra -pedantic)
+
 # Add spdlog for nice and easy logging
 add_subdirectory(libs/spdlog)
 

src/i2c/Node.cpp

@@ -41,9 +41,9 @@ bool Node::open_device(const char* i2c_device_name)
 
 
 
-bool Node::send(uint8_t* data, size_t size)
+bool Node::send(uint8_t* data, ssize_t size)
 {
-    auto bytes_written = write(m_device, data, size);
+    ssize_t bytes_written = write(m_device, data, size);
     if (bytes_written != size)
     {
         spdlog::error("Error while writing bytes. Written {} bytes instead of {}!", bytes_written, size);

src/i2c/Node.hpp

@@ -40,7 +40,7 @@ public:
     /// @param data Data that should be written
     /// @return If write operation was successfull
     //
-    bool send(uint8_t* data, size_t size);
+    bool send(uint8_t* data, ssize_t size);
     bool send(std::vector<uint8_t> & data);
     bool send(std::array<uint8_t, 2> &data);
     bool send(uint8_t reg, uint8_t val);