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/*
* Copyright (c) 2001-2003 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 1998-2001 University of Notre Dame.
* All rights reserved.
* Copyright (c) 1994-1998 The Ohio State University.
* All rights reserved.
*
* This file is part of the LAM/MPI software package. For license
* information, see the LICENSE file in the top level directory of the
* LAM/MPI source distribution.
*
* $HEADER$
*
* $Id: spawnmult_f.c,v 6.10 2003/07/06 10:44:02 jsquyres Exp $
*
* Function: - MPI_Comm_spawn_multiple F77 wrapper
*/
#include <lam_config.h>
#include <errno.h>
#include <stdlib.h>
#include <sfh.h>
#include <blktype.h>
#include <mpi.h>
#include <MPISYSF.h>
#include <mpisys.h>
#include <typical.h>
/*
* f2c_argvs
*
* Function: - creates array of C argument vector from an
* F77 2-d array of strings
* Accepts: - first dimension of 2-d array
* - F77 2-d array of strings
* - length of strings
* - array of C argument vectors (out)
* Returns: - 0 or LAMERROR
*/
static int
f2c_argvs(int dim, char *array, int len, char ****argvs)
{
int argc; /* argument vector count */
char ***argvarr; /* array of argument vectors */
char *cstr; /* C string */
char *p;
int i, j;
if ((argvarr = (char ***) malloc(dim * sizeof(char **))) == 0) {
return(LAMERROR);
}
for (i = 0; i < dim; i++) {
argc = 0;
argvarr[i] = 0;
p = array + len * i;
while (1) {
cstr = lam_F2C_string(p, len);
if (cstr == 0) {
for (j = 0; j <= i; j++) {
sfh_argv_free(argvarr[j]);
}
return(LAMERROR);
}
if (*cstr == 0) break;
if (sfh_argv_add(&argc, &argvarr[i], cstr)) {
for (j = 0; j <= i; j++) {
sfh_argv_free(argvarr[j]);
}
return(LAMERROR);
}
p += len * dim;
}
}
*argvs = argvarr;
return(0);
}
/*
* f2c_argvs_free
*
* Function: - free array of C argument vectors
* Accepts: - length of array
* - array of C argument vectors
*/
static void
f2c_argvs_free(int n, char ***argvs)
{
int i;
if (argvs) {
for (i = 0; i < n; i++)
sfh_argv_free(argvs[i]);
free(argvs);
}
}
void
mpi_comm_spawn_multiple_(int *n, char *cmd, char *av, int *mps, int *infs,
int *root, int *comm, int *icomm, int *ec,
int *ierr, int nc, int na)
{
MPI_Comm intercomm;
MPI_Info *infos;
char ***argvs = 0;
char **commands;
int *errs;
int i;
/*
* check arguments
*/
if (*n <= 0) {
lam_setfunc(BLKMPICOMMSPAWNMULT);
*ierr = lam_errfunc(GETHDL(*comm), BLKMPICOMMSPAWNMULT,
lam_mkerr(MPI_ERR_ARG, 0));
return;
}
/*
* Create info array.
*/
if ((infos = (MPI_Info *) malloc(*n * sizeof(MPI_Info *))) == 0) {
lam_setfunc(BLKMPICOMMSPAWNMULT);
*ierr = lam_errfunc(GETHDL(*comm), BLKMPICOMMSPAWNMULT,
lam_mkerr(MPI_ERR_SPAWN, errno));
return;
}
for (i = 0; i < *n; i++) {
infos[i] = GETHDL(infs[i]);
}
/*
* Check for special argument values.
*/
if ((void *) ec == lam_F_errorcodes_ignore) {
errs = 0;
} else {
errs = ec;
}
if ((void *) av == lam_F_argvsnull) {
argvs = 0;
} else {
/*
* Convert F77 argument arrays to C argument vectors.
*/
if (f2c_argvs(*n, av, na, &argvs)) {
lam_setfunc(BLKMPICOMMSPAWNMULT);
*ierr = lam_errfunc(GETHDL(*comm), BLKMPICOMMSPAWNMULT,
lam_mkerr(MPI_ERR_SPAWN, errno));
free((char *) infos);
return;
}
}
/*
* Convert F77 command strings to C array of commands.
*/
if (lam_F2C_argv(cmd, nc, &commands)) {
lam_setfunc(BLKMPICOMMSPAWNMULT);
*ierr = lam_errfunc(GETHDL(*comm), BLKMPICOMMSPAWNMULT,
lam_mkerr(MPI_ERR_SPAWN, errno));
f2c_argvs_free(*n, argvs);
free((char *) infos);
return;
}
*ierr = MPI_Comm_spawn_multiple(*n, commands, argvs, mps, infos,
*root, GETHDL(*comm), &intercomm,
errs);
if (lam_F_make_hdl(icomm, ierr, intercomm, BLKMPICOMMSPAWNMULT)) {
intercomm->c_f77handle = *icomm;
}
sfh_argv_free(commands);
f2c_argvs_free(*n, argvs);
free((char *) infos);
}
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