feat: finish ghostty pane backend integration

1 files changed, 29 insertions, 0 deletions

diff --git a/vendor/libghostty-vt/src/apprt/gtk/flatpak.zig b/vendor/libghostty-vt/src/apprt/gtk/flatpak.zig
new file mode 100644
index 00000000..dc47c671
--- /dev/null
+++ b/vendor/libghostty-vt/src/apprt/gtk/flatpak.zig
@@ -0,0 +1,29 @@
+const std = @import("std");
+const Allocator = std.mem.Allocator;
+const build_config = @import("../../build_config.zig");
+const internal_os = @import("../../os/main.zig");
+const glib = @import("glib");
+
+pub fn resourcesDir(alloc: Allocator) !internal_os.ResourcesDir {
+    if (comptime build_config.flatpak) {
+        // Only consult Flatpak runtime data for host case.
+        if (internal_os.isFlatpak()) {
+            var result: internal_os.ResourcesDir = .{
+                .app_path = try alloc.dupe(u8, "/app/share/ghostty"),
+            };
+            errdefer alloc.free(result.app_path.?);
+
+            const keyfile = glib.KeyFile.new();
+            defer keyfile.unref();
+
+            if (keyfile.loadFromFile("/.flatpak-info", .{}, null) == 0) return result;
+            const app_dir = std.mem.span(keyfile.getString("Instance", "app-path", null)) orelse return result;
+            defer glib.free(app_dir.ptr);
+
+            result.host_path = try std.fs.path.join(alloc, &[_][]const u8{ app_dir, "share", "ghostty" });
+            return result;
+        }
+    }
+
+    return try internal_os.resourcesDir(alloc);
+}