module runtime // nr_cpus returns the number of virtual CPU cores found on the system. pub fn nr_cpus() int { $if linux { return int(C.sysconf(C._SC_NPROCESSORS_ONLN)) } $if macos { return int(C.sysconf(C._SC_NPROCESSORS_ONLN)) } $if solaris { return int(C.sysconf(C._SC_NPROCESSORS_ONLN)) } return 1 }