build: switch to translate-c package

We require a recent version for FreeBSD compatibility

References: https://codeberg.org/ziglang/translate-c/pulls/331

build.zig

@@ -8,6 +8,7 @@ const manifest = @import("build.zig.zon");
 const version = manifest.version;
 
 const Scanner = @import("wayland").Scanner;
+const Translator = @import("translate_c").Translator;
 
 pub fn build(b: *Build) !void {
     const target = b.standardTargetOptions(.{});
@@ -157,6 +158,15 @@ pub fn build(b: *Build) !void {
     const flags = b.createModule(.{ .root_source_file = b.path("common/flags.zig") });
     const globber = b.createModule(.{ .root_source_file = b.path("common/globber.zig") });
 
+    const translate_c: Translator = .init(b.dependency("translate_c", .{}), .{
+        .name = "c",
+        .c_source_file = b.path("river/c.h"),
+        .target = target,
+        .optimize = optimize,
+    });
+    translate_c.linkSystemLibrary("libevdev", .{});
+    translate_c.linkSystemLibrary("libinput", .{});
+
     {
         const river = b.addExecutable(.{
             .name = "river",
@@ -185,6 +195,7 @@ pub fn build(b: *Build) !void {
         river.root_module.addImport("wlroots", wlroots);
         river.root_module.addImport("flags", flags);
         river.root_module.addImport("globber", globber);
+        river.root_module.addImport("c", translate_c.mod);
 
         river.root_module.addCSourceFile(.{
             .file = b.path("river/wlroots_log_wrapper.c"),

build.zig.zon

@@ -24,6 +24,10 @@
             .url = "https://codeberg.org/ifreund/zig-xkbcommon/archive/v0.3.0.tar.gz",
             .hash = "xkbcommon-0.3.0-VDqIe3K9AQB2fG5ZeRcMC9i7kfrp5m2rWgLrmdNn9azr",
         },
+        .translate_c = .{
+            .url = "git+https://codeberg.org/ziglang/translate-c/#7a1a9fdc4ab00835748a6657ecbb835e3d5d45f7",
+            .hash = "translate_c-0.0.0-Q_BUWvP1BgCjAk6PWv5286tOlvzD9-X-NkuTzh0KxY0Q",
+        },
     },
     .fingerprint = 0x3dae7aba2ea52a3b,
 }

river/Cursor.zig

@@ -26,7 +26,7 @@ const wayland = @import("wayland");
 const wl = wayland.server.wl;
 const zwlr = wayland.server.zwlr;
 
-const c = @import("c.zig").c;
+const c = @import("c");
 const server = &@import("main.zig").server;
 const util = @import("util.zig");
 

river/InputConfig.zig

@@ -25,7 +25,7 @@ const wlr = @import("wlroots");
 
 const log = std.log.scoped(.input_config);
 
-const c = @import("c.zig").c;
+const c = @import("c");
 
 const server = &@import("main.zig").server;
 const util = @import("util.zig");

river/InputDevice.zig

@@ -24,7 +24,7 @@ const wl = @import("wayland").server.wl;
 
 const globber = @import("globber");
 
-const c = @import("c.zig").c;
+const c = @import("c");
 const server = &@import("main.zig").server;
 const util = @import("util.zig");
 

river/Server.zig

@@ -26,7 +26,7 @@ const wayland = @import("wayland");
 const wl = wayland.server.wl;
 const wp = wayland.server.wp;
 
-const c = @import("c.zig").c;
+const c = @import("c");
 const util = @import("util.zig");
 
 const Config = @import("Config.zig");

river/c.h

@@ -0,0 +1,3 @@
+#include <linux/input-event-codes.h>
+#include <libevdev/libevdev.h>
+#include <libinput.h>

river/c.zig

@@ -1,22 +0,0 @@
-// This file is part of river, a dynamic tiling wayland compositor.
-//
-// Copyright 2020 The River Developers
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 3.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program. If not, see <https://www.gnu.org/licenses/>.
-
-pub const c = @cImport({
-    @cInclude("linux/input-event-codes.h");
-    @cInclude("libevdev/libevdev.h");
-
-    @cInclude("libinput.h");
-});

river/command/map.zig

@@ -22,7 +22,7 @@ const wlr = @import("wlroots");
 const xkb = @import("xkbcommon");
 const flags = @import("flags");
 
-const c = @import("../c.zig").c;
+const c = @import("c");
 const server = &@import("../main.zig").server;
 const util = @import("../util.zig");