Initial

.envrc

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+# If we are a computer with nix-shell available, then use that to setup
+# the build environment with exactly what we need.
+if has nix-shell; then
+  use nix
+fi

.gitignore

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+zig-cache/
+zig-out/
+/result*

.gitmodules

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+[submodule "vendor/mach-glfw"]
+	path = vendor/mach-glfw
+	url = https://github.com/hexops/mach-glfw.git

flake.nix

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+{
+  description = "ghostty";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    zig.url = "github:roarkanize/zig-overlay";
+
+    # Used for shell.nix
+    flake-compat = { url = github:edolstra/flake-compat; flake = false; };
+  };
+
+  outputs = { self, nixpkgs, flake-utils, ... }@inputs:
+    let
+      overlays = [
+        # Our repo overlay
+        (import ./nix/overlay.nix)
+
+        # Other overlays
+        (final: prev: {
+          zigpkgs = inputs.zig.packages.${prev.system};
+        })
+      ];
+
+      # Our supported systems are the same supported systems as the Zig binaries
+      systems = builtins.attrNames inputs.zig.packages;
+    in flake-utils.lib.eachSystem systems (system:
+      let pkgs = import nixpkgs { inherit overlays system; };
+      in rec {
+        devShell = pkgs.devShell;
+      }
+    );
+}

nix/devshell.nix

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+{ mkShell
+
+, pkg-config
+, scdoc
+, zig
+}: mkShell rec {
+  name = "ghostty";
+
+  nativeBuildInputs = [
+    pkg-config
+    scdoc
+    zig
+  ];
+
+  buildInputs = [
+  ];
+}

nix/overlay.nix

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+final: prev: rec {
+  # Notes:
+  #
+  # When determining a SHA256, use this to set a fake one until we know
+  # the real value:
+  #
+  #    vendorSha256 = nixpkgs.lib.fakeSha256;
+  #
+
+  devShell = prev.callPackage ./devshell.nix { };
+
+  # zig we want to be the latest nightly since 0.9.0 is not released yet.
+  zig = final.zigpkgs.master.latest;
+}

shell.nix

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+(import
+  (
+    let flake-compat = (builtins.fromJSON (builtins.readFile ./flake.lock)).nodes.flake-compat; in
+    fetchTarball {
+      url = "https://github.com/edolstra/flake-compat/archive/${flake-compat.locked.rev}.tar.gz";
+      sha256 = flake-compat.locked.narHash;
+    }
+  )
+  { src = ./.; }).shellNix