fix cross compile for osx

Cargo.lock

@@ -1199,13 +1199,13 @@ dependencies = [
 
 [[package]]
 name = "futures-intrusive"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b6bdbb8c5a42b2bb5ee8dd9dc2c7d73ce3e15d26dfe100fb347ffa3f58c672b"
+checksum = "a604f7a68fbf8103337523b1fadc8ade7361ee3f112f7c680ad179651616aed5"
 dependencies = [
  "futures-core",
  "lock_api",
- "parking_lot 0.12.1",
+ "parking_lot 0.11.2",
 ]
 
 [[package]]
@@ -1982,9 +1982,9 @@ dependencies = [
 
 [[package]]
 name = "num_cpus"
-version = "1.13.1"
+version = "1.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19e64526ebdee182341572e50e9ad03965aa510cd94427a4549448f285e957a1"
+checksum = "f6058e64324c71e02bc2b150e4f3bc8286db6c83092132ffa3f6b1eab0f9def5"
 dependencies = [
  "hermit-abi",
  "libc",

scripts/build.sh

@@ -54,8 +54,15 @@ for target in "${targets[@]}"; do
         if [[ -f "ffplayout-v${version}_${target}.tar.gz" ]]; then
             rm -f "ffplayout-v${version}_${target}.tar.gz"
         fi
+        c_cc="x86_64-apple-darwin20.4-clang"
+        c_cxx="x86_64-apple-darwin20.4-clang++"
 
-        CC="x86_64-apple-darwin20.4-cc" cargo build --release --target=$target
+        if [[ $target == "aarch64-apple-darwin" ]]; then
+            c_cc="aarch64-apple-darwin20.4-clang"
+            c_cxx="aarch64-apple-darwin20.4-clang++"
+        fi
+
+        CC="$c_cc" CXX="$c_cxx" cargo build --release --target=$target
 
         cp ./target/${target}/release/ffpapi .
         cp ./target/${target}/release/ffplayout .