38 строки
748 B
C
38 строки
748 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "mpi.h"
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#define MAX_DATA 100
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int main( int argc, char **argv )
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{
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MPI_Comm server;
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double buf[MAX_DATA];
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char port_name[MPI_MAX_PORT_NAME];
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int done = 0, tag, n, CNT=0;
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MPI_Init( &argc, &argv );
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strcpy(port_name, argv[1] ); /* assume server's name is cmd-line arg */
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MPI_Comm_connect( port_name, MPI_INFO_NULL, 0, MPI_COMM_WORLD, &server );
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n = MAX_DATA;
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while (!done)
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{
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tag = 2; /* Action to perform */
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if ( CNT == 5 ) { tag = 0; done = 1; }
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fprintf(stderr, "Client sending message %d\n", CNT);
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MPI_Send( buf, n, MPI_DOUBLE, 0, tag, server );
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CNT++;
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/* etc */
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}
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MPI_Comm_disconnect( &server );
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MPI_Finalize();
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return 0;
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}
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