Fix missing linkage to macOS CoreFoundation

Cargo.toml

@@ -27,11 +27,11 @@ name = "recording"
 required-features = ["derive_serde"]
 
 [dev-dependencies]
+anyhow = "1"
 crossbeam-channel = "0.5"
 ctrlc = { version = "3", features = ["termination"] }
-failure = "0.1"
-hound = "3.4"
-json5 = "0.3"
+hound = "3"
+json5 = "0.4"
 portaudio = "0.7"
 regex = "1"
 serde = { version = "1", features = ["derive"]}

examples/karaoke.rs

@@ -1,8 +1,8 @@
 // This example loops the microphone input back to the speakers, while applying echo cancellation,
 // creating an experience similar to Karaoke microphones. It uses PortAudio as an interface to the
 // underlying audio devices.
+use anyhow::Error;
 use ctrlc;
-use failure::Error;
 use portaudio;
 use std::{
     sync::{

examples/recording.rs

@@ -21,7 +21,7 @@
 /// $ cargo run --example recording --features bundled --features derive_serde -- --config-file \
 ///     examples/recording-configs/record-pipeline.json5
 /// ```
-use failure::{format_err, Error};
+use anyhow::{anyhow, Error};
 use hound::{WavIntoSamples, WavReader, WavWriter};
 use regex::Regex;
 use serde::{Deserialize, Serialize};
@@ -96,7 +96,7 @@ fn match_device(
             return Ok(device.0);
         }
     }
-    Err(format_err!("Audio device matching \"{}\" not found.", device_name))
+    Err(anyhow!("Audio device matching \"{}\" not found.", device_name))
 }
 
 fn create_stream_settings(

webrtc-audio-processing-sys/build.rs

@@ -111,10 +111,12 @@ fn main() -> Result<(), Error> {
     }
 
     if cfg!(target_os = "macos") {
+        // TODO: Remove after confirming this is not necessary.
         //println!("cargo:rustc-link-lib=dylib=c++");
-        //println!("cargo:rustc-link-lib=framework=CoreFoundation");
+        println!("cargo:rustc-link-lib=framework=CoreFoundation");
     } else {
-        println!("cargo:rustc-link-lib=dylib=stdc++");
+        // TODO: Remove after confirming this is not necessary.
+        //println!("cargo:rustc-link-lib=dylib=stdc++");
     }
 
     cc::Build::new()