feat: finish ghostty pane backend integration

1 files changed, 47 insertions, 0 deletions

diff --git a/vendor/libghostty-vt/pkg/harfbuzz/version.zig b/vendor/libghostty-vt/pkg/harfbuzz/version.zig
new file mode 100644
index 00000000..dbe25b52
--- /dev/null
+++ b/vendor/libghostty-vt/pkg/harfbuzz/version.zig
@@ -0,0 +1,47 @@
+const std = @import("std");
+const c = @import("c.zig").c;
+
+pub const Version = struct {
+    major: u32,
+    minor: u32,
+    micro: u32,
+};
+
+/// Returns library version as three integer components.
+pub fn version() Version {
+    var major: c_uint = 0;
+    var minor: c_uint = 0;
+    var micro: c_uint = 0;
+    c.hb_version(&major, &minor, &micro);
+    return .{ .major = major, .minor = minor, .micro = micro };
+}
+
+/// Tests the library version against a minimum value, as three integer components.
+pub fn versionAtLeast(vsn: Version) bool {
+    return c.hb_version_atleast(
+        vsn.major,
+        vsn.minor,
+        vsn.micro,
+    ) > 0;
+}
+
+/// Returns library version as a string with three components.
+pub fn versionString() [:0]const u8 {
+    const res = c.hb_version_string();
+    return std.mem.sliceTo(res, 0);
+}
+
+test {
+    const testing = std.testing;
+
+    // Should be able to get the version
+    const vsn = version();
+    try testing.expect(vsn.major > 0);
+
+    // Should be at least version 1
+    try testing.expect(versionAtLeast(.{
+        .major = 1,
+        .minor = 0,
+        .micro = 0,
+    }));
+}