first commitHEADmaster

7 files changed, 143 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
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index 0000000..3cef7be
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+zig-cache/
diff --git a/build.zig b/build.zig
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index 0000000..b6da9cf
--- /dev/null
+++ b/build.zig
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+const std = @import("std");
+const Scanner = @import("deps/zig-wayland/build.zig").Scanner;
+
+// Although this function looks imperative, note that its job is to
+// declaratively construct a build graph that will be executed by an external
+// runner.
+pub fn build(b: *std.Build) void {
+    // Standard target options allows the person running `zig build` to choose
+    // what target to build for. Here we do not override the defaults, which
+    // means any target is allowed, and the default is native. Other options
+    // for restricting supported target set are available.
+    const target = b.standardTargetOptions(.{});
+
+    // Standard optimization options allow the person running `zig build` to select
+    // between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall. Here we do not
+    // set a preferred release mode, allowing the user to decide how to optimize.
+    const optimize = b.standardOptimizeOption(.{});
+
+    // Modules
+    const scanner = Scanner.create(b, .{});
+    scanner.addSystemProtocol("stable/xdg-shell/xdg-shell.xml");
+    const wayland = b.createModule(.{ .source_file = scanner.result });
+    const xkbcommon = b.createModule(.{
+        .source_file = .{ .path = "deps/zig-xkbcommon/src/xkbcommon.zig" },
+    });
+    const pixman = b.createModule(.{
+        .source_file = .{ .path = "deps/zig-pixman/pixman.zig" },
+    });
+    const wlroots = b.createModule(.{
+        .source_file = .{ .path = "../src/wlroots.zig" },
+        .dependencies = &.{
+            .{ .name = "wayland", .module = wayland },
+            .{ .name = "xkbcommon", .module = xkbcommon },
+            .{ .name = "pixman", .module = pixman },
+        },
+    });
+    // These must be manually kept in sync with the versions wlroots supports
+    // until wlroots gives the option to request a specific version.
+    scanner.generate("wl_compositor", 4);
+    scanner.generate("wl_subcompositor", 1);
+    scanner.generate("wl_shm", 1);
+    scanner.generate("wl_output", 4);
+    scanner.generate("wl_seat", 7);
+    scanner.generate("wl_data_device_manager", 3);
+    scanner.generate("xdg_wm_base", 2);
+
+    const exe = b.addExecutable(.{
+        .name = "kalmia",
+        // In this case the main source file is merely a path, however, in more
+        // complicated build scripts, this could be a generated file.
+        .root_source_file = .{ .path = "src/main.zig" },
+        .target = target,
+        .optimize = optimize,
+    });
+
+    exe.linkLibC();
+    exe.addModule("wayland", wayland);
+    exe.linkSystemLibrary("wayland-server");
+
+    exe.addModule("xkbcommon", xkbcommon);
+    exe.linkSystemLibrary("xkbcommon");
+
+    exe.addModule("wlroots", wlroots);
+    exe.linkSystemLibrary("wlroots");
+    exe.linkSystemLibrary("pixman-1");
+
+    // This declares intent for the executable to be installed into the
+    // standard location when the user invokes the "install" step (the default
+    // step when running `zig build`).
+    b.installArtifact(exe);
+
+    // This *creates* a Run step in the build graph, to be executed when another
+    // step is evaluated that depends on it. The next line below will establish
+    // such a dependency.
+    const run_cmd = b.addRunArtifact(exe);
+
+    // By making the run step depend on the install step, it will be run from the
+    // installation directory rather than directly from within the cache directory.
+    // This is not necessary, however, if the application depends on other installed
+    // files, this ensures they will be present and in the expected location.
+    run_cmd.step.dependOn(b.getInstallStep());
+
+    // This allows the user to pass arguments to the application in the build
+    // command itself, like this: `zig build run -- arg1 arg2 etc`
+    if (b.args) |args| {
+        run_cmd.addArgs(args);
+    }
+
+    // This creates a build step. It will be visible in the `zig build --help` menu,
+    // and can be selected like this: `zig build run`
+    // This will evaluate the `run` step rather than the default, which is "install".
+    const run_step = b.step("run", "Run the app");
+    run_step.dependOn(&run_cmd.step);
+
+    // Creates a step for unit testing. This only builds the test executable
+    // but does not run it.
+    const unit_tests = b.addTest(.{
+        .root_source_file = .{ .path = "src/main.zig" },
+        .target = target,
+        .optimize = optimize,
+    });
+
+    const run_unit_tests = b.addRunArtifact(unit_tests);
+
+    // Similar to creating the run step earlier, this exposes a `test` step to
+    // the `zig build --help` menu, providing a way for the user to request
+    // running the unit tests.
+    const test_step = b.step("test", "Run unit tests");
+    test_step.dependOn(&run_unit_tests.step);
+}
diff --git a/deps/zig-pixman b/deps/zig-pixman
new file mode 160000
+Subproject b0a961079d80059ef56565e23c5f7a8b6a91119
diff --git a/deps/zig-wayland b/deps/zig-wayland
new file mode 160000
+Subproject b9c6fcb8cab3a85c5583ef371055cb589b1e7b1
diff --git a/deps/zig-xkbcommon b/deps/zig-xkbcommon
new file mode 160000
+Subproject e93ceb0436c66a7e4c727fdb59020e889519e48
diff --git a/refs b/refs
new file mode 100644
index 0000000..1d22da2
--- /dev/null
+++ b/refs
@@ -0,0 +1 @@
+https://github.com/swaywm/zig-wlroots
diff --git a/src/main.zig b/src/main.zig
new file mode 100644
index 0000000..14e5a71
--- /dev/null
+++ b/src/main.zig
@@ -0,0 +1,31 @@
+// A window manager, written in Zig, for learning and profit.
+
+const std = @import("std");
+const os = @import("std.os");
+const wl = @import("wayland").server.wl;
+const wlr = @import("wlroots");
+const xkb = @import("xkbcommon");
+
+pub fn main() !void {
+
+    // Prints to stderr (it's a shortcut based on `std.io.getStdErr()`)
+    std.debug.print("All your {s} are belong to us.\n", .{"codebase"});
+
+    // stdout is for the actual output of your application, for example if you
+    // are implementing gzip, then only the compressed bytes should be sent to
+    // stdout, not any debugging messages.
+    const stdout_file = std.io.getStdOut().writer();
+    var bw = std.io.bufferedWriter(stdout_file);
+    const stdout = bw.writer();
+
+    try stdout.print("Run `zig build test` to run the tests.\n", .{});
+
+    try bw.flush(); // don't forget to flush!
+}
+
+test "simple test" {
+    var list = std.ArrayList(i32).init(std.testing.allocator);
+    defer list.deinit(); // try commenting this out and see if zig detects the memory leak!
+    try list.append(42);
+    try std.testing.expectEqual(@as(i32, 42), list.pop());
+}