chore: upgrade libghostty and preserve terminal behavior (#3906)

1 files changed, 6 insertions, 2 deletions

diff --git a/vendor/libghostty-vt/src/lib/allocator.zig b/vendor/libghostty-vt/src/lib/allocator.zig
index fc56033a..de343dab 100644
--- a/vendor/libghostty-vt/src/lib/allocator.zig
+++ b/vendor/libghostty-vt/src/lib/allocator.zig
@@ -2,8 +2,8 @@ const std = @import("std");
 const builtin = @import("builtin");
 const testing = std.testing;
 
-/// Convenience functions
-pub const convenience = @import("allocator/convenience.zig");
+/// Wasm-specific allocation helpers.
+pub const wasm = @import("allocator/wasm.zig");
 
 /// Useful alias since they're required to create Zig allocators
 pub const ZigVTable = std.mem.Allocator.VTable;
@@ -34,6 +34,10 @@ pub fn default(c_alloc_: ?*const Allocator) std.mem.Allocator {
     // Wasm
     if (comptime builtin.target.cpu.arch.isWasm()) return std.heap.wasm_allocator;
 
+    // Freestanding targets don't have a default heap. Using the failing
+    // allocator makes a missing allocator show up as out-of-memory.
+    if (comptime builtin.os.tag == .freestanding) return std.mem.Allocator.failing;
+
     // No libc, use the preferred allocator for releases which is the
     // Zig SMP allocator.
     return std.heap.smp_allocator;