diff options
-rw-r--r-- | thread-utils.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/thread-utils.c b/thread-utils.c index 97396a75ae..a2135e0743 100644 --- a/thread-utils.c +++ b/thread-utils.c @@ -35,7 +35,23 @@ int online_cpus(void) if (!pstat_getdynamic(&psd, sizeof(psd), (size_t)1, 0)) return (int)psd.psd_proc_cnt; -#endif +#elif defined(HAVE_BSD_SYSCTL) && defined(HW_NCPU) + int mib[2]; + size_t len; + int cpucount; + + mib[0] = CTL_HW; +# ifdef HW_AVAILCPU + mib[1] = HW_AVAILCPU; + len = sizeof(cpucount); + if (!sysctl(mib, 2, &cpucount, &len, NULL, 0)) + return cpucount; +# endif /* HW_AVAILCPU */ + mib[1] = HW_NCPU; + len = sizeof(cpucount); + if (!sysctl(mib, 2, &cpucount, &len, NULL, 0)) + return cpucount; +#endif /* defined(HAVE_BSD_SYSCTL) && defined(HW_NCPU) */ #ifdef _SC_NPROCESSORS_ONLN if ((ncpus = (long)sysconf(_SC_NPROCESSORS_ONLN)) > 0) |