fix nixpkgs to 25.11, update to new zig api

build.zig

@@ -19,9 +19,11 @@ pub fn build(b: *std.Build) void {
         .name = "zremap",
         // In this case the main source file is merely a path, however, in more),
         // complicated build scripts, this could be a generated file.
+        .root_module = b.createModule(.{
             .root_source_file = b.path("src/main.zig"),
             .target = target,
             .optimize = optimize,
+        }),
     });
     exe.linkLibC();
     exe.linkSystemLibrary("evdev");
@@ -57,9 +59,11 @@ pub fn build(b: *std.Build) void {
     // Creates a step for unit testing. This only builds the test executable
     // but does not run it.
     const unit_tests = b.addTest(.{
+        .root_module = b.createModule(.{
             .root_source_file = b.path("src/main.zig"),
             .target = target,
             .optimize = optimize,
+        }),
     });
 
     const run_unit_tests = b.addRunArtifact(unit_tests);

flake.nix

@@ -19,7 +19,7 @@
             pkg-config
           ];
           buildPhase = ''
-            NIX_CFLAGS_COMPILE="-static -isystem $(pkg-config --variable=includedir libevdev)/libevdev-1.0 $NIX_CFLAGS_COMPILE"
+            NIX_CFLAGS_COMPILE=" -isystem $(pkg-config --variable=includedir libevdev)/libevdev-1.0 $NIX_CFLAGS_COMPILE"
           '';
         };
 

src/main.zig

@@ -47,10 +47,10 @@ fn uinputWriteKey(uinput_dev: *c.libevdev_uinput, key: u16) !void {
     const pressKey = c.input_event{ .type = c.EV_KEY, .code = key, .value = 1, .time = undefined };
     const releaseKey = c.input_event{ .type = c.EV_KEY, .code = key, .value = 0, .time = undefined };
     const sync = c.input_event{ .type = c.EV_SYN, .code = c.SYN_REPORT, .value = 0, .time = undefined };
-    std.time.sleep(20000);
+    std.Thread.sleep(20 * std.time.ns_per_ms);
     try uinputWrite(uinput_dev, &pressKey);
     try uinputWrite(uinput_dev, &sync);
-    std.time.sleep(20000);
+    std.Thread.sleep(20 * std.time.ns_per_ms);
     try uinputWrite(uinput_dev, &releaseKey);
 }