From a8a8cddae67962f814d37745d4a82ac097eeeaf0 Mon Sep 17 00:00:00 2001
From: Kiana Sheibani <kiana.a.sheibani@gmail.com>
Date: Thu, 4 Sep 2025 19:27:40 -0400
Subject: [PATCH] init: set up Nix environment

---
 .envrc     |  2 ++
 .gitignore | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 flake.lock | 43 ++++++++++++++++++++++++++++++++++++++++
 flake.nix  | 22 +++++++++++++++++++++
 shell.nix  |  2 ++
 5 files changed, 127 insertions(+)
 create mode 100644 .envrc
 create mode 100644 .gitignore
 create mode 100644 flake.lock
 create mode 100644 flake.nix
 create mode 100644 shell.nix

diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..af0cc93
--- /dev/null
+++ b/.envrc
@@ -0,0 +1,2 @@
+#!/usr/bin/env bash
+use flake
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..2cafb9a
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,58 @@
+# Prerequisites
+*.d
+
+# Object files
+*.o
+*.ko
+*.obj
+*.elf
+
+# Linker output
+*.ilk
+*.map
+*.exp
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+
+# Debug files
+*.dSYM/
+*.su
+*.idb
+*.pdb
+
+# Kernel Module Compile Results
+*.mod*
+*.cmd
+.tmp_versions/
+modules.order
+Module.symvers
+Mkfile.old
+dkms.conf
+
+# debug information files
+*.dwo
+
+# Nix related things
+.direnv/
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..b564b82
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,43 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1756819007,
+        "narHash": "sha256-12V64nKG/O/guxSYnr5/nq1EfqwJCdD2+cIGmhz3nrE=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "aaff8c16d7fc04991cac6245bee1baa31f72b1e1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "systems": "systems"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..bccf8ee
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,22 @@
+{
+  description = "Nix sandbox for CS4306 assignments";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    systems.url = "github:nix-systems/default";
+  };
+
+  outputs = { self, nixpkgs, systems, ... }:
+    let eachSystem = nixpkgs.lib.genAttrs (import systems);
+    in {
+      packages = eachSystem (system:
+        let pkgs = nixpkgs.legacyPackages.${system};
+        in {});
+
+      devShells = eachSystem (system:
+        let pkgs = nixpkgs.legacyPackages.${system};
+        in {
+          default = pkgs.callPackage ./shell.nix {};
+        });
+    };
+}
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..e155fa2
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,2 @@
+{ pkgs }:
+pkgs.mkShell {}