diff options
Diffstat (limited to 'ext/etc/etc.c')
| -rw-r--r-- | ext/etc/etc.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/ext/etc/etc.c b/ext/etc/etc.c index 2546560713..02f8091b4c 100644 --- a/ext/etc/etc.c +++ b/ext/etc/etc.c @@ -891,7 +891,7 @@ io_pathconf(VALUE io, VALUE arg) #define io_pathconf rb_f_notimplement #endif -#if defined(HAVE_SYSCONF) && defined(_SC_NPROCESSORS_ONLN) +#if (defined(HAVE_SYSCONF) && defined(_SC_NPROCESSORS_ONLN)) || defined(_WIN32) /* * Returns the number of online processors. * @@ -912,11 +912,17 @@ etc_nprocessors(VALUE obj) { long ret; +#if !defined(_WIN32) errno = 0; ret = sysconf(_SC_NPROCESSORS_ONLN); if (ret == -1) { rb_sys_fail("sysconf(_SC_NPROCESSORS_ONLN)"); } +#else + SYSTEM_INFO si; + GetSystemInfo(&si); + ret = (long)si.dwNumberOfProcessors; +#endif return LONG2NUM(ret); } #else |