From f36e87d366fe4613c657d83c5986ef0b2030b583 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@gmail.com>
Date: Wed, 1 Dec 2010 02:01:20 -0500
Subject: Implement dmnsn_ncpus() on Windows.

---
 libdimension/platform.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'libdimension/platform.c')

diff --git a/libdimension/platform.c b/libdimension/platform.c
index b506c10..d93e057 100644
--- a/libdimension/platform.c
+++ b/libdimension/platform.c
@@ -27,6 +27,9 @@
 #if HAVE_UNISTD_H
   #include <unistd.h>
 #endif
+#ifdef _WIN32
+  #include <windows.h>
+#endif  
 #if DMNSN_BACKTRACE
   #include <execinfo.h>    /* For backtrace() etc. */
 #endif
@@ -95,6 +98,10 @@ dmnsn_ncpus(void)
     dmnsn_error(DMNSN_SEVERITY_MEDIUM, "sysconf(_SC_NPROCESSORS_ONLN) failed.");
     return 1;
   }
+#elif defined(_WIN32)
+  SYSTEM_INFO sysinfo;
+  GetSystemInfo(&sysinfo);
+  return sysinfo.dwNumberOfProcessors;
 #else
   return 1;
 #endif
-- 
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