1 #include <mpi.h>
2 #include <stdio.h>
3 #include <stdlib.h>
4 #include <unistd.h>
5 #include "phIO.h"
6 #include "syncio.h"
7 #include "posixio.h"
8
main(int argc,char * argv[])9 int main(int argc, char* argv[]) {
10 MPI_Init(&argc,&argv);
11 int rank;
12 MPI_Comm_rank(MPI_COMM_WORLD, &rank);
13 if( argc != 2 ) {
14 fprintf(stderr, "Usage: %s <numSyncFiles>\n",argv[0]);
15 MPI_Finalize();
16 return 1;
17 }
18 const char* iotype = "binary";
19 int numberOfNodes[2] = {0,0};
20 int nfiles[2] = {atoi(argv[1]), 1};
21 const char* dir[2] = {"4-procs_case-SyncIO-2_ref", "4-procs_case-Posix_ref"};
22 const char* filename[2] = {"geombc-dat.", "geombc.dat."};
23 phio_fp file[2];
24 syncio_setup_read(nfiles[0], &(file[0]));
25 posixio_setup(&(file[1]), 'r');
26 int one = 1;
27 for(int i=0; i<2; i++) {
28 chdir(dir[i]);
29 MPI_Barrier(MPI_COMM_WORLD);
30 phio_openfile(filename[i], file[i]);
31 phio_readheader(file[i], "number of nodes", &(numberOfNodes[i]),
32 &one, "integer", iotype);
33 phio_closefile(file[i]);
34 chdir("..");
35 MPI_Barrier(MPI_COMM_WORLD);
36 }
37 int match = (numberOfNodes[0] == numberOfNodes[1]);
38 if(!rank && match)
39 fprintf(stderr, "number of nodes match!\n");
40 if(!rank && !match)
41 fprintf(stderr, "number of nodes don't match... :(\n");
42 MPI_Finalize();
43 return !match;
44 }
45