X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=flower%2Fcpu-timer.cc;h=931dc6df0a8407c45989fc7ef63268472c0da0ee;hb=97a0169312a260933246ab224e4f8b0969871dd5;hp=c838fe5cc9116b9c83b10bb536442511faaa9300;hpb=5e47fbe9f5a8e10458a9d737d1c35cff2eae6791;p=lilypond.git

diff --git a/flower/cpu-timer.cc b/flower/cpu-timer.cc
index c838fe5cc9..931dc6df0a 100644
--- a/flower/cpu-timer.cc
+++ b/flower/cpu-timer.cc
@@ -1,18 +1,35 @@
 /*
-  cpu-timer.cc -- implement Cpu_timer
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the Flower Library
+  Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "cpu-timer.hh"
 
+#include <unistd.h>
 // nextstep
 #ifndef CLOCKS_PER_SEC
-#define CLOCKS_PER_SEC  CLK_TCK
+#ifdef CLK_TCK
+#define CLOCKS_PER_SEC CLK_TCK
+#elif defined _SC_CLK_TCK
+#define CLOCKS_PER_SEC sysconf (_SC_CLK_TCK)
+#else
+#error cannot determine CLOCKS_PER_SEC
+#endif
 #endif
-
 
 Cpu_timer::Cpu_timer ()
 {
@@ -28,5 +45,5 @@ Real
 Cpu_timer::read ()
 {
   clock_t stop = clock ();
-  return (stop-start_clock_)/Real(CLOCKS_PER_SEC);
+  return Real (stop - start_clock_) / Real (CLOCKS_PER_SEC);
 }