1 /*
2  *  Copyright (c) 2012-2014, Bruno Levy
3  *  All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions are met:
7  *
8  *  * Redistributions of source code must retain the above copyright notice,
9  *  this list of conditions and the following disclaimer.
10  *  * Redistributions in binary form must reproduce the above copyright notice,
11  *  this list of conditions and the following disclaimer in the documentation
12  *  and/or other materials provided with the distribution.
13  *  * Neither the name of the ALICE Project-Team nor the names of its
14  *  contributors may be used to endorse or promote products derived from this
15  *  software without specific prior written permission.
16  *
17  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
21  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27  *  POSSIBILITY OF SUCH DAMAGE.
28  *
29  *  If you modify this software, you should include a notice giving the
30  *  name of the person performing the modification, the date of modification,
31  *  and the reason for such modification.
32  *
33  *  Contact: Bruno Levy
34  *
35  *     Bruno.Levy@inria.fr
36  *     http://www.loria.fr/~levy
37  *
38  *     ALICE Project
39  *     LORIA, INRIA Lorraine,
40  *     Campus Scientifique, BP 239
41  *     54506 VANDOEUVRE LES NANCY CEDEX
42  *     FRANCE
43  *
44  */
45 
46 #include <geogram/basic/algorithm.h>
47 #include <geogram/basic/command_line.h>
48 
49 namespace GEO {
50 
uses_parallel_algorithm()51     bool uses_parallel_algorithm() {
52         static bool initialized = false;
53         static bool result = false;
54         if(!initialized) {
55             result =
56                 CmdLine::get_arg_bool("sys:multithread") &&
57                 CmdLine::get_arg_bool("algo:parallel");
58             initialized = true;
59         }
60         return result;
61     }
62 }
63 
64