Add include guards and header comments to sources

11 files changed, 82 insertions, 3 deletions

diff --git a/src/game/server/world/inhabited.hh b/src/game/server/world/inhabited.hh
index e4b2344..fa34eb2 100644
--- a/src/game/server/world/inhabited.hh
+++ b/src/game/server/world/inhabited.hh
@@ -1,3 +1,12 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: inhabited.hh
+// Description: Flag component for chunks that should be saved on disk
+
+#ifndef SERVER_WORLD_INHABITED_HH
+#define SERVER_WORLD_INHABITED_HH
 #pragma once
 
 struct Inhabited final {};
+
+#endif
diff --git a/src/game/server/world/overworld.cc b/src/game/server/world/overworld.cc
index b03311d..3e9f15b 100644
--- a/src/game/server/world/overworld.cc
+++ b/src/game/server/world/overworld.cc
@@ -1,3 +1,8 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: overworld.cc
+// Description: Generic world dimension
+
 #include "server/pch.hh"
 
 #include "server/world/overworld.hh"
diff --git a/src/game/server/world/overworld.hh b/src/game/server/world/overworld.hh
index ef4bb54..fd21089 100644
--- a/src/game/server/world/overworld.hh
+++ b/src/game/server/world/overworld.hh
@@ -1,3 +1,10 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: overworld.hh
+// Description: Generic world dimension
+
+#ifndef SERVER_WORLD_OVERWORLD_HH
+#define SERVER_WORLD_OVERWORLD_HH
 #pragma once
 
 #include "core/config/number.hh"
@@ -60,3 +67,5 @@ private:
 private:
     std::mutex m_mutex;
 };
+
+#endif
diff --git a/src/game/server/world/random_tick.cc b/src/game/server/world/random_tick.cc
index 8fdcfeb..6e6c65a 100644
--- a/src/game/server/world/random_tick.cc
+++ b/src/game/server/world/random_tick.cc
@@ -1,3 +1,8 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: random_tick.cc
+// Description: Voxel random ticking
+
 #include "server/pch.hh"
 
 #include "server/world/random_tick.hh"
diff --git a/src/game/server/world/random_tick.hh b/src/game/server/world/random_tick.hh
index 9c67dc4..0d01267 100644
--- a/src/game/server/world/random_tick.hh
+++ b/src/game/server/world/random_tick.hh
@@ -1,3 +1,10 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: random_tick.hh
+// Description: Voxel random ticking
+
+#ifndef SERVER_WORLD_RANDOM_TICK_HH
+#define SERVER_WORLD_RANDOM_TICK_HH
 #pragma once
 
 #include "shared/types.hh"
@@ -9,3 +16,5 @@ namespace random_tick
 void init(void);
 void tick(const chunk_pos& cpos, Chunk* chunk);
 } // namespace random_tick
+
+#endif
diff --git a/src/game/server/world/universe.cc b/src/game/server/world/universe.cc
index defefc6..0a8d956 100644
--- a/src/game/server/world/universe.cc
+++ b/src/game/server/world/universe.cc
@@ -1,3 +1,8 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: universe.cc
+// Description: Dimension handling
+
 #include "server/pch.hh"
 
 #include "server/world/universe.hh"
@@ -52,7 +57,7 @@ static void add_new_dimension(Dimension* dimension)
     auto dimension_dir = std::format("{}/{}", universe_name.get(), dimension->get_name());
 
     if(!PHYSFS_mkdir(dimension_dir.c_str())) {
-        spdlog::critical("universe: {}: {}", dimension_dir, physfs_error());
+        spdlog::critical("universe: {}: {}", dimension_dir, physfs::last_error());
         std::terminate();
     }
 
@@ -61,7 +66,7 @@ static void add_new_dimension(Dimension* dimension)
     metadata->zvox_dir = std::format("{}/chunk", dimension_dir);
 
     if(!PHYSFS_mkdir(metadata->zvox_dir.c_str())) {
-        spdlog::critical("universe: {}: {}", metadata->zvox_dir, physfs_error());
+        spdlog::critical("universe: {}: {}", metadata->zvox_dir, physfs::last_error());
         std::terminate();
     }
 
@@ -109,7 +114,7 @@ void universe::init_late(void)
     const auto universe_dir = std::string(universe_name.get());
 
     if(!PHYSFS_mkdir(universe_dir.c_str())) {
-        spdlog::critical("universe: {}: {}", universe_dir, physfs_error());
+        spdlog::critical("universe: {}: {}", universe_dir, physfs::last_error());
         std::terminate();
     }
 
diff --git a/src/game/server/world/universe.hh b/src/game/server/world/universe.hh
index 31d3721..0901b9e 100644
--- a/src/game/server/world/universe.hh
+++ b/src/game/server/world/universe.hh
@@ -1,3 +1,10 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: universe.hh
+// Description: Dimension handling
+
+#ifndef SERVER_WORLD_UNIVERSE_HH
+#define SERVER_WORLD_UNIVERSE_HH
 #pragma once
 
 #include "shared/types.hh"
@@ -20,3 +27,5 @@ Chunk* load_chunk(Dimension* dimension, const chunk_pos& cpos);
 void save_chunk(Dimension* dimension, const chunk_pos& cpos);
 void save_all_chunks(Dimension* dimension);
 } // namespace universe
+
+#endif
diff --git a/src/game/server/world/unloader.cc b/src/game/server/world/unloader.cc
index 5842b14..bbb87d3 100644
--- a/src/game/server/world/unloader.cc
+++ b/src/game/server/world/unloader.cc
@@ -1,3 +1,8 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: unloader.cc
+// Description: Handle chunks that are out of view for all players
+
 #include "server/pch.hh"
 
 #include "server/world/unloader.hh"
diff --git a/src/game/server/world/unloader.hh b/src/game/server/world/unloader.hh
index bf816bd..85e7d5e 100644
--- a/src/game/server/world/unloader.hh
+++ b/src/game/server/world/unloader.hh
@@ -1,3 +1,10 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: unloader.hh
+// Description: Handle chunks that are out of view for all players
+
+#ifndef SERVER_WORLD_UNLOADER_HH
+#define SERVER_WORLD_UNLOADER_HH
 #pragma once
 
 class Dimension;
@@ -8,3 +15,5 @@ void init(void);
 void init_late(void);
 void fixed_update_late(Dimension* dimension);
 } // namespace unloader
+
+#endif
diff --git a/src/game/server/world/worldgen.cc b/src/game/server/world/worldgen.cc
index c8c7ade..e543208 100644
--- a/src/game/server/world/worldgen.cc
+++ b/src/game/server/world/worldgen.cc
@@ -1,3 +1,8 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: worldgen.cc
+// Description: Threaded requests for dimensions to generate chunks
+
 #include "server/pch.hh"
 
 #include "server/world/worldgen.hh"
diff --git a/src/game/server/world/worldgen.hh b/src/game/server/world/worldgen.hh
index f991744..ef0cc49 100644
--- a/src/game/server/world/worldgen.hh
+++ b/src/game/server/world/worldgen.hh
@@ -1,3 +1,10 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: worldgen.hh
+// Description: Threaded requests for dimensions to generate chunks
+
+#ifndef SERVER_WORLD_WORLDGEN_HH
+#define SERVER_WORLD_WORLDGEN_HH
 #pragma once
 
 #include "shared/types.hh"
@@ -16,3 +23,5 @@ namespace worldgen
 bool is_generating(Dimension* dimension, const chunk_pos& cpos);
 void request_chunk(Session* session, const chunk_pos& cpos);
 } // namespace worldgen
+
+#endif