From 97eb442e5a2a25f56444a3da13da3de1926ae0aa Mon Sep 17 00:00:00 2001
From: Bruno Turcksin <bruno.turcksin@gmail.com>
Date: Wed, 14 Jan 2015 10:17:45 -0600
Subject: [PATCH] dealii::multithread_info.n_cpus returns the correct number of
 CPU on FreeBSD.

---
 doc/news/changes.h              | 6 ++++++
 source/base/multithread_info.cc | 7 ++-----
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/doc/news/changes.h b/doc/news/changes.h
index bceba1927b..e28e3b94bd 100644
--- a/doc/news/changes.h
+++ b/doc/news/changes.h
@@ -202,6 +202,12 @@ inconvenience this causes.
 <h3>Specific improvements</h3>
 
 <ol>
+  <li> New: dealii::multithread_info.n_cpus returns the correct number of CPU 
+  on FreeBSD.
+  <br>
+  (Bruno Turcksin, 2015/01/14)
+  </li>
+
   <li> Improved: MPI collective operations such as MPI::sum, MPI::max now
   check for job_supports_mpi() internally, which allows running them also
   without a call to MPI_Init.
diff --git a/source/base/multithread_info.cc b/source/base/multithread_info.cc
index 0c162e16bc..0728ea5169 100644
--- a/source/base/multithread_info.cc
+++ b/source/base/multithread_info.cc
@@ -20,14 +20,11 @@
 #  include <unistd.h>
 #endif
 
-#if defined(__MACH__) && defined(__APPLE__)
+#if (defined(__MACH__) && defined(__APPLE__)) || defined(__FreeBSD__)
 #  include <sys/types.h>
 #  include <sys/sysctl.h>
 #endif
 
-#if defined(__FreeBSD__)
-#  include <stdlib.h>
-#endif
 
 #ifdef DEAL_II_WITH_THREADS
 #  include <deal.II/base/thread_management.h>
@@ -53,7 +50,7 @@ unsigned int MultithreadInfo::get_n_cpus()
   return sysconf(_SC_NPROCESSORS_ONLN);
 }
 
-#  elif defined(__MACH__) && defined(__APPLE__)
+#  elif (defined(__MACH__) && defined(__APPLE__)) || defined(__FreeBSD__)
 // This is only tested on a dual G5 2.5GHz running MacOSX 10.3.6
 // and on an Intel Mac Book Pro.
 // If it doesn't work please contact the mailinglist.
-- 
2.39.5