Function ruby_native_thread_p 

pub unsafe extern "C" fn ruby_native_thread_p() -> c_int

Queries if the thread which calls this function is a ruby’s thread. “Ruby’s” in this context is a thread created using one of our APIs like rb_thread_create. There are distinctions between ruby’s and other threads. For instance calling ruby methods are allowed only from inside of a ruby’s thread.

@retval 1 The current thread is a Ruby’s thread. @retval 0 The current thread is a random thread from outside of Ruby.

Generated by rb-sys for Ruby mri-x86_64-linux-gnu-3.2.3