Add FreeBSD support

Following 7aeadb06ee

src/os/desktop.zig

@@ -56,6 +56,9 @@ pub fn launchedFromDesktop() bool {
         // iPhone/iPad is always launched from the "desktop"
         .ios => true,
 
+        // Assume we are launching from the "desktop"
+        .freebsd => true,
+
         else => @compileError("unsupported platform"),
     };
 }

src/os/homedir.zig

@@ -14,7 +14,7 @@ const Error = error{
 /// is generally an expensive process so the value should be cached.
 pub inline fn home(buf: []u8) !?[]const u8 {
     return switch (builtin.os.tag) {
-        inline .linux, .macos => try homeUnix(buf),
+        inline .linux, .freebsd, .macos => try homeUnix(buf),
         .windows => try homeWindows(buf),
 
         // iOS doesn't have a user-writable home directory
@@ -122,7 +122,7 @@ pub const ExpandError = error{
 /// than `buf.len`.
 pub fn expandHome(path: []const u8, buf: []u8) ExpandError![]const u8 {
     return switch (builtin.os.tag) {
-        .linux, .macos => try expandHomeUnix(path, buf),
+        .linux, .freebsd, .macos => try expandHomeUnix(path, buf),
         .ios => return path,
         else => @compileError("unimplemented"),
     };

src/os/i18n.zig

@@ -69,22 +69,24 @@ pub const InitError = error{
 /// used by libghostty.
 pub fn init(resources_dir: []const u8) InitError!void {
     // i18n is unsupported on Windows
-    if (builtin.os.tag == .windows) return;
+    switch (builtin.os.tag) {
+        .windows, .freebsd => return,
+        else => {
+            // Our resources dir is always nested below the share dir that
+            // is standard for translations.
+            const share_dir = std.fs.path.dirname(resources_dir) orelse
+                return error.InvalidResourcesDir;
 
-    // Our resources dir is always nested below the share dir that
-    // is standard for translations.
-    const share_dir = std.fs.path.dirname(resources_dir) orelse
-        return error.InvalidResourcesDir;
+            // Build our locale path
+            var buf: [std.fs.max_path_bytes]u8 = undefined;
+            const path = std.fmt.bufPrintZ(&buf, "{s}/locale", .{share_dir}) catch
+                return error.OutOfMemory;
 
-    // Build our locale path
-    var buf: [std.fs.max_path_bytes]u8 = undefined;
-    const path = std.fmt.bufPrintZ(&buf, "{s}/locale", .{share_dir}) catch
-        return error.OutOfMemory;
-
-    // Bind our bundle ID to the given locale path
-    log.debug("binding domain={s} path={s}", .{ build_config.bundle_id, path });
-    _ = bindtextdomain(build_config.bundle_id, path.ptr) orelse
-        return error.OutOfMemory;
+            // Bind our bundle ID to the given locale path
+            log.debug("binding domain={s} path={s}", .{ build_config.bundle_id, path });
+            _ = bindtextdomain(build_config.bundle_id, path.ptr) orelse
+                return error.OutOfMemory;
+    }}
 }
 
 /// Set the global gettext domain to our bundle ID, allowing unqualified

src/os/open.zig

@@ -19,7 +19,7 @@ pub fn open(
     url: []const u8,
 ) !void {
     const cmd: OpenCommand = switch (builtin.os.tag) {
-        .linux => .{ .child = std.process.Child.init(
+        .linux, .freebsd => .{ .child = std.process.Child.init(
             &.{ "xdg-open", url },
             alloc,
         ) },