Add global include directory

CMakeLists.txt

@@ -14,6 +14,7 @@ file(GLOB_RECURSE HEADERS ${CMAKE_CURRENT_SOURCE_DIR}/src/*.hpp)
 file(GLOB_RECURSE SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/src/*.cpp)
 
 add_executable(${PROJECT_NAME} ${HEADERS} ${SOURCES})
+target_include_directories(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/src)
 
 if(VOXELENGINE_BUILD_APPDIR)
   file(MAKE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/AppDir/usr/bin)

src/coders/png.cpp

@@ -28,7 +28,6 @@ int _png_write(
     FILE* fp = fopen(filename, "wb");
     if (fp == nullptr) {
         logger.error() << "could not open file " << filename << " for writing";
-        fclose(fp);
         return 1;
     }