Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

BUILD.gn
import("//llvm/utils/gn/build/libs/pthread/enable.gni")

config("pthread_config") {
  visibility = [ ":pthread" ]
  libs = [ "pthread" ]
}

group("pthread") {
  # On Android, bionic has built-in support for pthreads.
  if (llvm_enable_threads && current_os != "win" && current_os != "android") {
    public_configs = [ ":pthread_config" ]
  }
}