macosx libc::sysconf(84) as usize // result 18446744073709551615 #6
Description
|- 1-|
|- 2-| extern crate libc;
|- 3-| fn get_num_cpus() -> usize {
|- 4-| unsafe {
|- 5-| libc::sysconf(84) as usize
|- 6-| }
|- 7-| }
|- 8-|
|- 9-| fn main() {
|-10-| println!("{}", get_num_cpus());//18446744073709551615
|-11-| }
Darwin matoMacBook-Pro.local 13.3.0 Darwin Kernel Version 13.3.0: Tue Jun 3 21:27:35 PDT 2014; root:xnu-2422.110.17~1/RELEASE_X86_64 x86_64