Update wasm linker (#1632)

* Update wasm linker

* Update workflows to trigger on cargo changes

* conditionally set linker

* move to bindings wasm builld script

* lint

---------

Co-authored-by: Ry Racherbaumer <ry@xmtp.com>

Author: codabrink

.github/workflows/lint-node-bindings.yaml

@@ -5,6 +5,10 @@ on:
       - "bindings_node/**"
       - ".github/workflows/lint-node-bindings.yaml"
       - "rustfmt.toml"
+      - "Cargo.toml"
+      - "Cargo.lock"
+      - ".cargo/**"
+      - "rust-toolchain"
 jobs:
   lint:
     name: Lint

.github/workflows/lint-wasm-bindings.yaml

@@ -5,6 +5,10 @@ on:
       - "bindings_wasm/**"
       - ".github/workflows/lint-wasm-bindings.yaml"
       - "rustfmt.toml"
+      - "Cargo.toml"
+      - "Cargo.lock"
+      - ".cargo/**"
+      - "rust-toolchain"
 env:
   CARGO_TERM_COLOR: always
   CARGO_INCREMENTAL: 0

.github/workflows/lint-workspace.yaml

@@ -19,6 +19,7 @@ on:
       - "bindings_ffi/**"
       - "Cargo.toml"
       - "Cargo.lock"
+      - ".cargo/**"
       - "rust-toolchain"
       - "rustfmt.toml"
 env:

.github/workflows/test-ffi-bindings.yml

@@ -18,6 +18,7 @@ on:
       - "xmtp_v2/**"
       - "Cargo.toml"
       - "Cargo.lock"
+      - ".cargo/**"
       - "rust-toolchain"
 env:
   CARGO_TERM_COLOR: always

.github/workflows/test-http-api.yml

@@ -17,6 +17,7 @@ on:
       - "xmtp_v2/**"
       - "Cargo.toml"
       - "Cargo.lock"
+      - ".cargo/**"
       - "rust-toolchain"
 env:
   CARGO_TERM_COLOR: always

.github/workflows/test-node-bindings.yml

@@ -21,6 +21,7 @@ on:
       - ".node-version"
       - "Cargo.toml"
       - "Cargo.lock"
+      - ".cargo/**"
       - "rust-toolchain"
 
 jobs:

.github/workflows/test-webassembly.yml

@@ -13,6 +13,7 @@ on:
       - "xmtp_proto/**"
       - "Cargo.toml"
       - "Cargo.lock"
+      - ".cargo/**"
       - "rust-toolchain"
 env:
   CARGO_TERM_COLOR: always

.github/workflows/test-workspace.yml

@@ -17,6 +17,7 @@ on:
       - "xmtp_v2/**"
       - "Cargo.toml"
       - "Cargo.lock"
+      - ".cargo/**"
       - "rust-toolchain"
 env:
   CARGO_TERM_COLOR: always

bindings_wasm/build.rs

@@ -0,0 +1,7 @@
+fn main() {
+  let target = std::env::var("TARGET").unwrap_or_default();
+  if cfg!(target_os = "macos") && target == "wasm32-unknown-unknown" {
+    println!("cargo:rustc-link-arg=--linker=wasm-ld");
+    println!("cargo:rustc-env=CC_wasm32-unknown-unknown=/opt/homebrew/opt/llvm/bin/clang");
+  }
+}