ci: build and cache vendored libghostty-vt in release workflow

1 files changed, 18 insertions, 5 deletions

diff --git a/build.rs b/build.rs
index f4cbd170..a421c5c5 100644
--- a/build.rs
+++ b/build.rs
@@ -2,6 +2,18 @@ use std::env;
 use std::path::PathBuf;
 use std::process::Command;
 
+fn zig_target(target: &str) -> &str {
+    match target {
+        "x86_64-unknown-linux-gnu" => "x86_64-linux-gnu",
+        "aarch64-unknown-linux-gnu" => "aarch64-linux-gnu",
+        "x86_64-unknown-linux-musl" => "x86_64-linux-musl",
+        "aarch64-unknown-linux-musl" => "aarch64-linux-musl",
+        "x86_64-apple-darwin" => "x86_64-macos",
+        "aarch64-apple-darwin" => "aarch64-macos",
+        other => panic!("unsupported target for libghostty-vt build: {other}"),
+    }
+}
+
 fn main() {
     println!("cargo:rerun-if-changed=build.rs");
     println!("cargo:rerun-if-changed=vendor/libghostty-vt.vendor.json");
@@ -13,11 +25,14 @@ fn main() {
     let manifest_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").expect("CARGO_MANIFEST_DIR"));
     let vendored_dir = manifest_dir.join("vendor/libghostty-vt");
     let optimize = env::var("LIBGHOSTTY_VT_OPTIMIZE").unwrap_or_else(|_| "ReleaseFast".into());
+    let target = env::var("TARGET").expect("TARGET");
+    let zig_target = zig_target(&target);
 
     let status = Command::new("zig")
         .arg("build")
         .arg("-Demit-lib-vt")
         .arg(format!("-Doptimize={optimize}"))
+        .arg(format!("-Dtarget={zig_target}"))
         .current_dir(&vendored_dir)
         .status()
         .expect("failed to execute zig build for vendored libghostty-vt");
@@ -28,12 +43,10 @@ fn main() {
 
     let lib_dir = vendored_dir.join("zig-out/lib");
     println!("cargo:rustc-link-search=native={}", lib_dir.display());
-    println!("cargo:rustc-link-lib=dylib=ghostty-vt");
-
-    let target = env::var("TARGET").expect("TARGET");
+    println!("cargo:rustc-link-lib=static=ghostty-vt");
     if target.contains("linux") {
-        println!("cargo:rustc-link-arg=-Wl,-rpath,{}", lib_dir.display());
+        println!("cargo:rustc-link-lib=dylib=stdc++");
     } else if target.contains("apple-darwin") {
-        println!("cargo:rustc-link-arg=-Wl,-rpath,{}", lib_dir.display());
+        println!("cargo:rustc-link-lib=dylib=c++");
     }
 }