From fcd554d7b418c0c533b4f7408ab52bdfafc9059c Mon Sep 17 00:00:00 2001
From: Sebastian Imlay <sebastian.imlay@gmail.com>
Date: Tue, 31 Dec 2019 10:48:57 -0800
Subject: [PATCH] Added ios support

---
 .travis.yml |  3 ++-
 build.rs    | 16 ++++++++++++++--
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index eea814f..d87bf08 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,5 +16,6 @@ before_script:
 - if [ "$TRAVIS_OS_NAME" = linux ]; then rustup target add x86_64-apple-darwin; fi
 script:
 - if [ "$TRAVIS_OS_NAME" = linux ]; then curl -sL https://github.com/phracker/MacOSX-SDKs/releases/download/10.13/MacOSX10.13.sdk.tar.xz | tar -Jxf -; export COREAUDIO_SDK_PATH="$PWD/MacOSX10.13.sdk"; fi
-- RUSTFMT=rustfmt cargo build --verbose --target=x86_64-apple-darwin
+- rustup target add aarch64-apple-ios armv7-apple-ios armv7s-apple-ios
+- for i in x86_64-apple-darwin aarch64-apple-ios armv7-apple-ios armv7s-apple-ios; do RUSTFMT=rustfmt cargo build --verbose --target=$i; done
 - if [ "$TRAVIS_OS_NAME" = osx ]; then RUSTFMT=rustfmt cargo test --verbose; fi
diff --git a/build.rs b/build.rs
index 2b511e0..dad3234 100644
--- a/build.rs
+++ b/build.rs
@@ -54,7 +54,12 @@ fn build(sdk_path: Option<&str>, target: &str) {
     #[cfg(feature = "core_audio")]
     {
         println!("cargo:rustc-link-lib=framework=CoreAudio");
-        headers.push("CoreAudio/CoreAudio.h");
+
+        if target.contains("apple-ios") {
+            headers.push("CoreAudio/CoreAudioTypes.h");
+        } else {
+            headers.push("CoreAudio/CoreAudio.h");
+        }
     }
 
     #[cfg(feature = "open_al")]
@@ -79,7 +84,14 @@ fn build(sdk_path: Option<&str>, target: &str) {
     // Begin building the bindgen params.
     let mut builder = bindgen::Builder::default();
 
-    builder = builder.clang_args(&[&format!("--target={}", target)]);
+    if target == "aarch64-apple-ios" {
+        // See https://github.com/rust-lang/rust-bindgen/issues/1211
+        // Technically according to the llvm mailing list, the argument to clang here should be
+        // -arch arm64 but it looks cleaner to just change the target.
+        builder = builder.clang_args(&[&format!("--target={}", "arm64-apple-ios")]);
+    } else {
+        builder = builder.clang_args(&[&format!("--target={}", target)]);
+    }
 
     if let Some(sdk_path) = sdk_path {
         builder = builder.clang_args(&["-isysroot", sdk_path]);