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#include <stdlib.h> |
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#include <unistd.h> |
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#include <dirent.h> |
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#include <sys/types.h> |
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#include "getfile.h" |
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– |
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int main(int argc, char *argv[]){ |
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int myid,numprocs,i,rank; |
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int myid,numprocs,rank,i; |
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int nrst_files; |
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int error; |
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char * dirname = "."; |
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char *fname; |
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//char *fname; |
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extern char **environ; |
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char *newargv[] ={ |
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"/bin/echo", |
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"Hey this now spews on multiple machines", |
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"Filename", |
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NULL |
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}; |
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MPI_Init(&argc,&argv); |
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MPI_Comm_size(MPI_COMM_WORLD,&numprocs); |
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MPI_Comm_rank(MPI_COMM_WORLD,&myid); |
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for (rank = 0;rank<numprocs;rank++){ |
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if (rank == myid){ |
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execve(argv[0],newargv,environ); |
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} |
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} |
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// for (rank = 0;rank<numprocs;rank++){ |
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// if (rank == myid){ |
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// execve(argv[0],newargv,environ); |
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// } |
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// } |
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nrst_files = nfiles(&dirname,myid); |
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printf("Number of files nrst_files %d\n",nrst_files); |
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for (i=0;i<nrst_files;i++){ |
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fname = getfilename(i); |
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printf("Returned file name on loop %d %s\n",i,fname); |
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newargv[1] = fname; |
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if (fork() == 0){ |
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error = execv(newargv[0],newargv); |
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perror("Steve needs a mojito now"); |
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exit(1); |
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} else { |
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wait(&error); |
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} |
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} |
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MPI_Finalize(); |
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return(0); |
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} |
