From 5f84c18b394f093ee8e4bb5109d3de2b34932d4c Mon Sep 17 00:00:00 2001
From: Logan McNaughton <848146+loganmc10@users.noreply.github.com>
Date: Sun, 12 Jan 2025 18:20:42 +0100
Subject: [PATCH] Build aarch64 for Linux (#129)

* linux aarch

* more

* more

* more

* more

* more

* more

* more

* more

* more

* more

* more
---
 .cargo/config.toml          |  3 +++
 .github/workflows/build.yml | 49 ++++++++++++++++++++++++++++++++++---
 build.rs                    |  1 +
 3 files changed, 49 insertions(+), 4 deletions(-)

diff --git a/.cargo/config.toml b/.cargo/config.toml
index 40eddf62..25c2c32c 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -3,3 +3,6 @@ rustflags = ["-C", "target-cpu=x86-64-v3"]
 
 [target.'cfg(target_arch = "aarch64")']
 rustflags = ["-C", "target-cpu=cortex-a76"]
+
+[target.aarch64-unknown-linux-gnu]
+linker = "aarch64-linux-gnu-gcc"
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 68762750..73e1f271 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,18 +14,59 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        target: [x86_64-unknown-linux-gnu]
+        target: [x86_64-unknown-linux-gnu, aarch64-unknown-linux-gnu]
     steps:
       - uses: actions/checkout@v4
         with:
           submodules: recursive
-      - name: Install sdl2 headers
-        run: |
-          sudo apt -y install libsdl2-dev
       - uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           target: ${{ matrix.target }}
           rustflags: ""
+      - name: Install SDL2
+        if: matrix.target == 'aarch64-unknown-linux-gnu'
+        run: |
+          cat <<EOF > deb822sources
+          Types: deb
+          URIs: http://archive.ubuntu.com/ubuntu/
+          Suites: noble
+          Components: main restricted universe
+          Architectures: amd64
+
+          Types: deb
+          URIs: http://security.ubuntu.com/ubuntu/
+          Suites: noble-security
+          Components: main restricted universe
+          Architectures: amd64
+
+          Types: deb
+          URIs: http://archive.ubuntu.com/ubuntu/
+          Suites: noble-updates
+          Components: main restricted universe
+          Architectures: amd64
+
+          Types: deb
+          URIs: http://azure.ports.ubuntu.com/ubuntu-ports/
+          Suites: noble
+          Components: main restricted multiverse universe
+          Architectures: arm64
+
+          Types: deb
+          URIs: http://azure.ports.ubuntu.com/ubuntu-ports/
+          Suites: noble-updates
+          Components: main restricted multiverse universe
+          Architectures: arm64
+          EOF
+
+          sudo mv deb822sources /etc/apt/sources.list.d/ubuntu.sources
+          sudo dpkg --add-architecture arm64
+          sudo apt update
+          sudo apt -y install libsdl2-dev:arm64 g++-aarch64-linux-gnu
+      - name: Install SDL2
+        if: matrix.target == 'x86_64-unknown-linux-gnu'
+        run: |
+          sudo apt update
+          sudo apt -y install libsdl2-dev
       - name: Build
         run: |
           cargo build --release -v --target=${{ matrix.target }}
diff --git a/build.rs b/build.rs
index 726ecdb4..5764fa7f 100644
--- a/build.rs
+++ b/build.rs
@@ -143,6 +143,7 @@ fn main() {
             .allowlist_function("_mm_subs_epu16")
             .allowlist_function("_mm_set1_epi32")
             .blocklist_type("__m128i")
+            .blocklist_type("int64x2_t")
             .wrap_static_fns(true)
             .parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
             .generate()