minor refactor

src/audio/AL/alutil.cpp

@@ -0,0 +1,44 @@
+#include "alutil.h"
+
+#include <iostream>
+#include <fstream>
+#include <cstring>
+#include <memory>
+#include <type_traits>
+
+#ifdef __APPLE__
+#include <OpenAL/al.h>
+#include <OpenAL/alc.h>
+#else
+#include <AL/al.h>
+#include <AL/alc.h>
+#endif
+
+bool AL::check_errors(const std::string& filename, const std::uint_fast32_t line){
+    ALenum error = alGetError();
+    if(error != AL_NO_ERROR){
+        std::cerr << "OpenAL ERROR (" << filename << ": " << line << ")\n" ;
+        switch(error){
+        case AL_INVALID_NAME:
+            std::cerr << "AL_INVALID_NAME: a bad name (ID) was passed to an OpenAL function";
+            break;
+        case AL_INVALID_ENUM:
+            std::cerr << "AL_INVALID_ENUM: an invalid enum value was passed to an OpenAL function";
+            break;
+        case AL_INVALID_VALUE:
+            std::cerr << "AL_INVALID_VALUE: an invalid value was passed to an OpenAL function";
+            break;
+        case AL_INVALID_OPERATION:
+            std::cerr << "AL_INVALID_OPERATION: the requested operation is not valid";
+            break;
+        case AL_OUT_OF_MEMORY:
+            std::cerr << "AL_OUT_OF_MEMORY: the requested operation resulted in OpenAL running out of memory";
+            break;
+        default:
+            std::cerr << "UNKNOWN AL ERROR: " << error;
+        }
+        std::cerr << std::endl;
+        return false;
+    }
+    return true;
+}