96 строки
2.7 KiB
C
96 строки
2.7 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
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/*
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*
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* Copyright (C) 1997 University of Chicago.
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* See COPYRIGHT notice in top-level directory.
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*/
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#include "mpioimpl.h"
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#ifdef HAVE_WEAK_SYMBOLS
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#if defined(HAVE_PRAGMA_WEAK)
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#pragma weak MPI_File_delete = PMPI_File_delete
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#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
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#pragma _HP_SECONDARY_DEF PMPI_File_delete MPI_File_delete
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#elif defined(HAVE_PRAGMA_CRI_DUP)
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#pragma _CRI duplicate MPI_File_delete as PMPI_File_delete
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/* end of weak pragmas */
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#elif defined(HAVE_WEAK_ATTRIBUTE)
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int MPI_File_delete(const char *filename, MPI_Info info) __attribute__((weak,alias("PMPI_File_delete")));
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#endif
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/* Include mapping from MPI->PMPI */
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#define MPIO_BUILD_PROFILING
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#include "mpioprof.h"
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#endif
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/*@
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MPI_File_delete - Deletes a file
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Input Parameters:
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. filename - name of file to delete (string)
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. info - info object (handle)
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.N fortran
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@*/
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int MPI_File_delete(ROMIO_CONST char *filename, MPI_Info info)
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{
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int error_code, file_system;
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char *tmp;
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ADIOI_Fns *fsops;
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#ifdef MPI_hpux
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int fl_xmpi;
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HPMP_IO_START(fl_xmpi, BLKMPIFILEDELETE, TRDTBLOCK,
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MPI_FILE_NULL, MPI_DATATYPE_NULL, -1);
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#endif /* MPI_hpux */
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MPIU_UNREFERENCED_ARG(info);
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ROMIO_THREAD_CS_ENTER();
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MPIR_MPIOInit(&error_code);
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if (error_code != MPI_SUCCESS) goto fn_exit;
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/* resolve file system type from file name; this is a collective call */
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ADIO_ResolveFileType(MPI_COMM_SELF, filename, &file_system, &fsops,
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&error_code);
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/* --BEGIN ERROR HANDLING-- */
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if (error_code != MPI_SUCCESS)
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{
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/* ADIO_ResolveFileType() will print as informative a message as it
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* possibly can or call MPIR_Err_setmsg. We just need to propagate
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* the error up. In the PRINT_ERR_MSG case MPI_Abort has already
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* been called as well, so we probably didn't even make it this far.
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*/
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error_code = MPIO_Err_return_file(MPI_FILE_NULL, error_code);
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goto fn_exit;
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}
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/* --END ERROR HANDLING-- */
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/* skip prefixes on file names if they have more than one character;
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* single-character prefixes are assumed to be windows drive
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* specifications (e.g. c:\foo) and are left alone.
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*/
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tmp = strchr(filename, ':');
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if (tmp > filename + 1)
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filename = tmp + 1;
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/* call the fs-specific delete function */
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(fsops->ADIOI_xxx_Delete)(filename, &error_code);
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/* --BEGIN ERROR HANDLING-- */
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if (error_code != MPI_SUCCESS)
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error_code = MPIO_Err_return_file(MPI_FILE_NULL, error_code);
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/* --END ERROR HANDLING-- */
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#ifdef MPI_hpux
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HPMP_IO_END(fl_xmpi, MPI_FILE_NULL, MPI_DATATYPE_NULL, -1);
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#endif /* MPI_hpux */
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fn_exit:
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ROMIO_THREAD_CS_EXIT();
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return error_code;
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}
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