/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
/*
* (C) 2001 by Argonne National Laboratory.
* See COPYRIGHT in top-level directory.
*/
#include "mpiimpl.h"
#include "mpir_info.h"
/* -- Begin Profiling Symbol Block for routine MPI_Info_delete */
#if defined(HAVE_PRAGMA_WEAK)
#pragma weak MPI_Info_delete = PMPI_Info_delete
#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#pragma _HP_SECONDARY_DEF PMPI_Info_delete MPI_Info_delete
#elif defined(HAVE_PRAGMA_CRI_DUP)
#pragma _CRI duplicate MPI_Info_delete as PMPI_Info_delete
#elif defined(HAVE_WEAK_ATTRIBUTE)
int MPI_Info_delete(MPI_Info info, const char *key)
__attribute__ ((weak, alias("PMPI_Info_delete")));
#endif
/* -- End Profiling Symbol Block */
/* Define MPICH_MPI_FROM_PMPI if weak symbols are not supported to build
the MPI routines */
#ifndef MPICH_MPI_FROM_PMPI
#undef MPI_Info_delete
#define MPI_Info_delete PMPI_Info_delete
#endif
#undef FUNCNAME
#define FUNCNAME MPI_Info_delete
#undef FCNAME
#define FCNAME MPL_QUOTE(FUNCNAME)
/*@
MPI_Info_delete - Deletes a (key,value) pair from info
Input Parameters:
+ info - info object (handle)
- key - key (string)
.N NotThreadSafe
.N Fortran
.N Errors
.N MPI_SUCCESS
@*/
int MPI_Info_delete(MPI_Info info, const char *key)
{
int mpi_errno = MPI_SUCCESS;
MPIR_Info *info_ptr = 0, *prev_ptr, *curr_ptr;
MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_INFO_DELETE);
MPIR_ERRTEST_INITIALIZED_ORDIE();
MPID_THREAD_CS_ENTER(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPI_INFO_DELETE);
/* Validate parameters, especially handles needing to be converted */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
MPIR_ERRTEST_INFO(info, mpi_errno);
}
MPID_END_ERROR_CHECKS;
}
#endif /* HAVE_ERROR_CHECKING */
/* Convert MPI object handles to object pointers */
MPIR_Info_get_ptr(info, info_ptr);
/* Validate parameters and objects (post conversion) */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
int keylen;
/* Validate info_ptr */
MPIR_Info_valid_ptr(info_ptr, mpi_errno);
if (mpi_errno)
goto fn_fail;
/* Check key */
MPIR_ERR_CHKANDJUMP((!key), mpi_errno, MPI_ERR_INFO_KEY, "**infokeynull");
keylen = (int) strlen(key);
MPIR_ERR_CHKANDJUMP((keylen > MPI_MAX_INFO_KEY), mpi_errno, MPI_ERR_INFO_KEY,
"**infokeylong");
MPIR_ERR_CHKANDJUMP((keylen == 0), mpi_errno, MPI_ERR_INFO_KEY, "**infokeyempty");
}
MPID_END_ERROR_CHECKS;
}
#endif /* HAVE_ERROR_CHECKING */
/* ... body of routine ... */
prev_ptr = info_ptr;
curr_ptr = info_ptr->next;
while (curr_ptr) {
if (!strncmp(curr_ptr->key, key, MPI_MAX_INFO_KEY)) {
MPL_free(curr_ptr->key);
MPL_free(curr_ptr->value);
prev_ptr->next = curr_ptr->next;
MPIR_Handle_obj_free(&MPIR_Info_mem, curr_ptr);
break;
}
prev_ptr = curr_ptr;
curr_ptr = curr_ptr->next;
}
/* If curr_ptr is not defined, we never found the key */
MPIR_ERR_CHKANDJUMP1((!curr_ptr), mpi_errno, MPI_ERR_INFO_NOKEY, "**infonokey",
"**infonokey %s", key);
/* ... end of body of routine ... */
fn_exit:
MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPI_INFO_DELETE);
MPID_THREAD_CS_EXIT(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
return mpi_errno;
fn_fail:
/* --BEGIN ERROR HANDLING-- */
#ifdef HAVE_ERROR_CHECKING
{
mpi_errno =
MPIR_Err_create_code(mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER,
"**mpi_info_delete", "**mpi_info_delete %I %s", info, key);
}
#endif
mpi_errno = MPIR_Err_return_comm(NULL, FCNAME, mpi_errno);
goto fn_exit;
/* --END ERROR HANDLING-- */
}