oizys-zig because I can

flake.lock

@@ -55,6 +55,24 @@
         "type": "github"
       }
     },
+    "flake-utils_2": {
+      "inputs": {
+        "systems": "systems_4"
+      },
+      "locked": {
+        "lastModified": 1705309234,
+        "narHash": "sha256-uNRRNRKmJyCRC/8y1RqBkqWBLM034y4qN7EprSdmgyA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "1ef2e671c3b0c19053962c07dbda38332dcebf26",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "hyprcursor": {
       "inputs": {
         "hyprlang": "hyprlang",
@@ -94,11 +112,11 @@
         "xdph": "xdph"
       },
       "locked": {
-        "lastModified": 1711985879,
+        "lastModified": 1712070655,
-        "narHash": "sha256-Gv0GD7NqsO6M4WeORRTK+LCfNjZD7LGhAZTapoZortw=",
+        "narHash": "sha256-EJpuvOfX6F1Hm7SynhRFy98m0WL62abz7GAZiPalnVo=",
         "owner": "hyprwm",
         "repo": "Hyprland",
-        "rev": "db1506130b507f92e0daf3a36495fb985e242bbc",
+        "rev": "fc0a7af7ba5c52f7a70309020f5cb27c19d068e6",
         "type": "github"
       },
       "original": {
@@ -382,7 +400,8 @@
         "nixpkgs-wayland": "nixpkgs-wayland",
         "pinix": "pinix",
         "stable": "stable",
-        "tsm": "tsm"
+        "tsm": "tsm",
+        "zig2nix": "zig2nix"
       }
     },
     "stable": {
@@ -446,6 +465,21 @@
         "type": "github"
       }
     },
+    "systems_4": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
     "treefmt-nix": {
       "inputs": {
         "nixpkgs": [
@@ -541,6 +575,27 @@
         "repo": "xdg-desktop-portal-hyprland",
         "type": "github"
       }
+    },
+    "zig2nix": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1712020996,
+        "narHash": "sha256-MwPoFX6e87DEs93VFIYe43bpNjXz/90kvwNYjctjfwA=",
+        "owner": "Cloudef",
+        "repo": "zig2nix",
+        "rev": "2b33861efe56118d50bc04a2a9165e9f1f50d350",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Cloudef",
+        "repo": "zig2nix",
+        "type": "github"
+      }
     }
   },
   "root": "root",

flake.nix

@@ -22,6 +22,9 @@
 
     nix-index-database.url = "github:nix-community/nix-index-database";
     nix-index-database.inputs.nixpkgs.follows = "nixpkgs";
+
+    zig2nix.url = "github:Cloudef/zig2nix";
+    zig2nix.inputs.nixpkgs.follows = "nixpkgs";
   };
 
   nixConfig = {

lib/default.nix

@@ -10,7 +10,7 @@ inputs: let
   #supportedSystems = ["x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin"];
   supportedSystems = ["x86_64-linux"];
 in rec {
-  forAllSystems = f: genAttrs supportedSystems (system: f nixpkgs.legacyPackages.${system});
+  forAllSystems = f: genAttrs supportedSystems (system: f (import nixpkgs {inherit system;}));
 
   nixosModules = listToAttrs (findModulesList ../modules);
 
@@ -32,9 +32,10 @@ in rec {
   oizysHosts = mapAttrs (name: _: mkSystem name) (readDir ../hosts);
   oizysPkg = forAllSystems (
     pkgs: rec {
+      oizys-zig = pkgs.callPackage ../pkgs/oizys/oizys-zig { zig2nix = inputs.zig2nix;};
       oizys-nim = pkgs.callPackage ../pkgs/oizys/oizys-nim {};
-      oizys = pkgs.callPackage ../pkgs/oizys/oizys-rs {};
+      oizys-rs = pkgs.callPackage ../pkgs/oizys/oizys-rs {};
-      default = oizys;
+      default = oizys-zig;
     }
   );
   devShells = forAllSystems (

modules/languages/misc.nix

@@ -9,6 +9,7 @@
 in {
   config = mkIfIn "misc" cfg {
     environment.systemPackages = with pkgs; [
+      zig
       go
       rustup
     ];

modules/nix.nix

@@ -25,7 +25,7 @@
     nil
     alejandra
 
-    self.packages.${pkgs.system}.oizys
+    self.packages.${pkgs.system}.default
     inputs.pinix.packages.${pkgs.system}.default
   ];
 

pkgs/oizys/oizys-rs/default.nix

@@ -1,6 +1,7 @@
 {
   installShellFiles,
   rustPlatform,
+  nix-output-monitor,
 }:
 rustPlatform.buildRustPackage {
   pname = "oizys";
@@ -11,6 +12,7 @@ rustPlatform.buildRustPackage {
   };
 
   nativeBuildInputs = [installShellFiles];
+  buildInputs = [nix-output-monitor];
 
   postInstall = ''
     installShellCompletion --cmd oizys \

pkgs/oizys/oizys-zig/.gitignore

@@ -0,0 +1,13 @@
+# Created by https://www.toptal.com/developers/gitignore/api/zig
+# Edit at https://www.toptal.com/developers/gitignore?templates=zig
+
+### zig ###
+# Zig programming language
+
+zig-cache/
+zig-out/
+build/
+build-*/
+docgen_tmp/
+
+# End of https://www.toptal.com/developers/gitignore/api/zig

pkgs/oizys/oizys-zig/build.zig

@@ -0,0 +1,36 @@
+const std = @import("std");
+
+pub fn build(b: *std.Build) void {
+    b.release_mode = .safe;
+    const target = b.standardTargetOptions(.{});
+    const optimize = b.standardOptimizeOption(.{});
+
+    const exe = b.addExecutable(.{
+        .name = "oizys",
+        .root_source_file = .{ .path = "src/main.zig" },
+        .target = target,
+        .optimize = optimize,
+    });
+    exe.root_module.addImport("yazap", b.dependency("yazap", .{ .target = target }).module("yazap"));
+    b.installArtifact(exe);
+
+    const run_cmd = b.addRunArtifact(exe);
+    run_cmd.step.dependOn(b.getInstallStep());
+    if (b.args) |args| {
+        run_cmd.addArgs(args);
+    }
+    const run_step = b.step("run", "Run the app");
+    run_step.dependOn(&run_cmd.step);
+
+    // I haven't written any...
+    // const exe_unit_tests = b.addTest(.{
+    //     .root_source_file = .{ .path = "src/main.zig" },
+    //     .target = target,
+    //     .optimize = optimize,
+    // });
+    //
+    // const run_exe_unit_tests = b.addRunArtifact(exe_unit_tests);
+    // const test_step = b.step("test", "Run unit tests");
+    // test_step.dependOn(&run_exe_unit_tests.step);
+    //
+}

pkgs/oizys/oizys-zig/build.zig.zon

@@ -0,0 +1,11 @@
+.{
+    .name = "oizys-zig",
+    .version = "0.0.0",
+    .dependencies = .{
+        .yazap = .{
+            .url = "git+https://github.com/cdmistman/yazap.git#1ae1a5b562f5c66caf8e87e04313094f16e327fc",
+            .hash = "1220fa71798c994044a987cbde6e73af76bfc402117a61971ccf48f4af4b7154e8d3",
+        },
+    },
+    .paths = .{""},
+}

pkgs/oizys/oizys-zig/build.zig.zon2json-lock

@@ -0,0 +1,7 @@
+{
+  "1220fa71798c994044a987cbde6e73af76bfc402117a61971ccf48f4af4b7154e8d3": {
+    "name": "yazap",
+    "url": "git+https://github.com/cdmistman/yazap.git#1ae1a5b562f5c66caf8e87e04313094f16e327fc",
+    "hash": "sha256-nNhFpay+xk0Ix3GAT1fZ2q/bD9AAx7Xkl4X7QxlzK0M="
+  }
+}

pkgs/oizys/oizys-zig/default.nix

@@ -0,0 +1,12 @@
+{
+  pkgs,
+  zig2nix,
+  lib,
+  ...
+}:
+        (zig2nix.outputs.zig-env.${pkgs.system} {
+          zig = zig2nix.outputs.packages.${pkgs.system}.zig.master.bin;
+        }).package {
+  name = "oizys";
+  src = lib.cleanSource ./.;
+}

pkgs/oizys/oizys-zig/src/Cli.zig

@@ -0,0 +1,35 @@
+const Cli = @This();
+const std = @import("std");
+const yazap = @import("yazap");
+const App = yazap.App;
+const Arg = yazap.Arg;
+
+const Allocator = std.mem.Allocator;
+app: App,
+
+pub fn init(allocator: Allocator) !Cli {
+    var app = App.init(allocator, "oizys", "nix begat oizys");
+
+    const oizys = app.rootCommand();
+    var cmd_dry = app.createCommand("dry", "poor man's nix flake check");
+    var cmd_build = app.createCommand("build", "build nixos (w/nix build)");
+    var cmd_cache = app.createCommand("cache", "build and push to cachix");
+    var cmd_output = app.createCommand("output", "show system flake output path");
+    var cmd_boot = app.createCommand("boot", "nixos rebuild boot");
+    var cmd_switch = app.createCommand("switch", "nixos rebuild switch");
+    const commands = .{ &cmd_dry, &cmd_build, &cmd_cache, &cmd_output, &cmd_switch, &cmd_boot };
+
+    try cmd_cache.addArg(Arg.singleValueOption("name", 'n', "name of cachix cache"));
+    inline for (commands) |subcmd| {
+        try subcmd.addArg(Arg.singleValueOption("flake", 'f', "path to flake"));
+        try subcmd.addArg(Arg.singleValueOption("host", null, "hostname (default: current host)"));
+        try subcmd.addArg(Arg.booleanOption("no-pinix", null, "don't use pinix"));
+        try oizys.addSubcommand(subcmd.*);
+    }
+
+    return Cli{ .app = app };
+}
+
+pub fn deinit(self: *Cli) void {
+    self.app.deinit();
+}

pkgs/oizys/oizys-zig/src/Oizys.zig

@@ -0,0 +1,114 @@
+const Oizys = @This();
+const std = @import("std");
+const ArgMatches = @import("yazap").ArgMatches;
+const Allocator = std.mem.Allocator;
+
+allocator: Allocator,
+flake: []const u8,
+host: []const u8,
+cache_name: []const u8,
+output: []const u8,
+cmd: OizysCmd,
+debug: bool = false,
+no_pinix: bool = false,
+
+pub const OizysCmd = enum {
+    dry,
+    @"switch",
+    boot,
+    cache,
+    output,
+    build,
+};
+
+pub fn init(allocator: std.mem.Allocator, matches: *const ArgMatches) !Oizys {
+    const cmd = matches.subcommand.?.name;
+    const flags = matches.subcommandMatches(cmd).?;
+    const host = flags.getSingleValue("host") orelse try Oizys.getDefaultHostName(allocator);
+    const flake = flags.getSingleValue("flake") orelse try Oizys.getDefaultFlake(allocator);
+    const cache_name = flags.getSingleValue("cache") orelse "daylin";
+
+    return Oizys{
+        .allocator = allocator,
+        .host = host,
+        .flake = flake, 
+        .output = try std.fmt.allocPrint(allocator, "{s}#nixosConfigurations.{s}.config.system.build.toplevel", .{ flake, host }),
+        .cmd = std.meta.stringToEnum(OizysCmd, cmd).?,
+        .cache_name = cache_name,
+    };
+}
+
+pub fn deinit(self: *Oizys) void {
+    self.allocator.free(self.flake);
+    self.allocator.free(self.host);
+    self.allocator.free(self.output);
+}
+
+pub fn nix(self: *Oizys) []const u8 {
+    return if (self.no_pinix) "nix" else "pix";
+}
+
+pub fn nixos_rebuild(self: *Oizys) []const u8 {
+    return if (self.no_pinix) "nixos-rebuild" else "pixos-rebuild";
+}
+
+pub fn getDefaultHostName(allocator: Allocator) ![]const u8 {
+    var name_buffer: [std.posix.HOST_NAME_MAX]u8 = undefined;
+    const hostname = try std.posix.gethostname(&name_buffer);
+    return std.fmt.allocPrint(allocator, "{s}", .{hostname});
+}
+
+pub fn getDefaultFlake(allocator: Allocator) ![]const u8 {
+    return std.process.getEnvVarOwned(allocator, "OIZYS_DIR") catch {
+        const homedir = try std.process.getEnvVarOwned(allocator, "HOME");
+        defer allocator.free(homedir);
+        return try std.fmt.allocPrint(allocator, "{s}/oizys", .{homedir});
+    };
+}
+
+pub fn getOutputPath(self: *Oizys) ![]const u8 {
+    return std.fmt.allocPrint(self.allocator, "{s}#nixosConfigurations.{s}.config.system.build.toplevel", .{ self.flake, self.host });
+}
+
+pub const NixCmd = enum { Nix, NixosRebuild };
+
+pub fn runNixCmd(self: *Oizys, cmd: NixCmd, argv: []const []const u8) !void {
+    var args = std.ArrayList([]const u8).init(self.allocator);
+    defer args.deinit();
+
+    switch (cmd) {
+        NixCmd.Nix => try args.append(self.nix()),
+        NixCmd.NixosRebuild => try args.appendSlice(&.{ "sudo", self.nixos_rebuild() }),
+    }
+    try args.appendSlice(argv);
+    var p = std.ChildProcess.init(args.items, self.allocator);
+    _ = try p.spawnAndWait();
+}
+
+pub fn cache(self: *Oizys) !void {
+    var p = std.ChildProcess.init(&.{ "cachix", "watch-exec", self.cache_name,"--verbose" ,"--", "nix", "build", self.flake, "--print-build-logs", "--accept-flake-config" }, self.allocator);
+    _ = try p.spawnAndWait();
+}
+
+pub fn run(self: *Oizys) !void {
+    switch (self.cmd) {
+        .@"switch" => {
+            try self.runNixCmd(NixCmd.NixosRebuild, &.{ "switch", "--flake", self.flake });
+        },
+        .boot => {
+            try self.runNixCmd(NixCmd.NixosRebuild, &.{ "boot", "--flake", self.flake });
+        },
+        .dry => {
+            try self.runNixCmd(NixCmd.Nix, &.{ "build", self.output, "--dry-run" });
+        },
+        .build => {
+            try self.runNixCmd(NixCmd.Nix, &.{ "build", self.output });
+        },
+        .output => {
+            std.debug.print("{s}", .{self.output});
+        },
+        .cache => {
+            try self.cache();
+        },
+    }
+}

pkgs/oizys/oizys-zig/src/main.zig

@@ -0,0 +1,22 @@
+const std = @import("std");
+const Oizys = @import("Oizys.zig");
+const Cli = @import("Cli.zig");
+
+pub fn main() !void {
+    // memory management isn't hard :P
+    var arena = std.heap.ArenaAllocator.init(std.heap.page_allocator);
+    defer arena.deinit();
+    const allocator = arena.allocator();
+
+    var cli = try Cli.init(allocator);
+    const matches = try cli.app.parseProcess();
+
+    if (!matches.containsArgs()) {
+        try cli.app.displayHelp();
+        return;
+    }
+
+    var oizys = try Oizys.init(allocator, matches);
+    try oizys.run();
+
+}