1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
/*
* Distributed under the OSI-approved Apache License, Version 2.0. See
* accompanying file Copyright.txt for details.
*
* settings.h
*
* Created on: Oct 2018
* Author: Norbert Podhorszki
*/
#ifndef SETTINGS_H_
#define SETTINGS_H_
#include "adios2/common/ADIOSConfig.h"
#include <fstream>
#include <string>
#include <vector>
#include <mpi.h>
enum class IOLib
{
ADIOS
#ifdef ADIOS2_HAVE_HDF5_PARALLEL
,
HDF5
#endif
};
class Settings
{
public:
/* user arguments */
std::string configFileName;
std::string adiosConfigFileName;
std::string outputPath;
unsigned int verbose = 0;
size_t appId = 0;
bool isStrongScaling = true; // strong or weak scaling
bool ioTimer = false; // used to measure io time
bool fixedPattern = false; // should Lock definitions?
bool isRatioDecomp = false;
bool multithreadedMPI = false; // turn on MT-enabled MPI
IOLib iolib = IOLib::ADIOS;
// process decomposition
std::vector<size_t> processDecomp = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
/* public variables */
MPI_Comm appComm = MPI_COMM_WORLD; // will change to split communicator
size_t myRank = 0;
size_t nProc = 1;
std::ifstream configFile;
size_t nDecomp = 0;
Settings() = default;
~Settings() = default;
int processArguments(int argc, char *argv[]);
int initDecomp(MPI_Comm worldComm);
int extraArgumentChecks();
size_t stringToNumber(const std::string &varName, const char *arg) const;
int parseCSDecomp(const char *arg);
int rescaleDecomp();
size_t ndigits(size_t n) const;
private:
void displayHelp();
int processArgs(int argc, char *argv[]);
};
#endif /* SETTINGS_H_ */
|
