From e31609040915755dc1572c9b478d3b5a49e11e27 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Sun, 26 Oct 2025 13:46:27 +0100
Subject: Adding dangling changes from slowly moving to SYCL USM 2020

And other random stuff
---
 examples/planetary_3d/.nix/derivation.nix | 39 +++++++++++++++++++++++++++++++
 examples/planetary_3d/planetary_3d.cpp    | 27 +++++++++++++++++++++
 2 files changed, 66 insertions(+)
 create mode 100644 examples/planetary_3d/.nix/derivation.nix
 create mode 100644 examples/planetary_3d/planetary_3d.cpp

(limited to 'examples/planetary_3d')

diff --git a/examples/planetary_3d/.nix/derivation.nix b/examples/planetary_3d/.nix/derivation.nix
new file mode 100644
index 0000000..c6c3ea6
--- /dev/null
+++ b/examples/planetary_3d/.nix/derivation.nix
@@ -0,0 +1,39 @@
+{ lib
+, stdenv
+, scons
+, clang-tools
+, forstio
+, pname
+, version
+, kel-lbm
+}:
+
+stdenv.mkDerivation {
+	pname = pname + "-examples-" + "planetary_3d";
+	inherit version;
+	src = ./..;
+
+	nativeBuildInputs = [
+		scons
+		clang-tools
+	];
+
+	buildInputs = [
+		forstio.core
+		forstio.async
+		forstio.io
+		forstio.io_codec
+		forstio.codec
+		forstio.codec-unit
+		forstio.codec-json
+		forstio.remote
+		forstio.remote-filesystem
+		forstio.remote-sycl
+		forstio.remote-io
+		kel-lbm
+	];
+
+	preferLocalBuild = true;
+
+	outputs = [ "out" "dev" ];
+}
diff --git a/examples/planetary_3d/planetary_3d.cpp b/examples/planetary_3d/planetary_3d.cpp
new file mode 100644
index 0000000..e100f48
--- /dev/null
+++ b/examples/planetary_3d/planetary_3d.cpp
@@ -0,0 +1,27 @@
+#include <forstio/error.hpp>
+#include <iostream>
+
+namespace kel {
+
+saw::error_or<void> real_main(int argc, char** argv){
+	return saw::make_void();
+}
+}
+
+int main(int argc, char** argv){
+	auto eov = kel::kel_main(argc, argv);
+	if(eov.is_error()){
+		auto& err = eov.get_error();
+		auto err_msg = err.get_message();
+		std::cerr<<"[Error]: "<<err.get_category();
+
+		if(not err_msg.empty()){
+			std::cerr<<" - "<<err_msg;
+		}
+		std::cerr<<std::endl;
+
+		return err.get_id();
+	}
+
+	return 0;
+}
-- 
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