mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-03 07:07:20 +00:00
89 lines
2.4 KiB
C
89 lines
2.4 KiB
C
/* Implementation of the UNLINK intrinsic.
|
|
Copyright (C) 2004-2015 Free Software Foundation, Inc.
|
|
Contributed by Steven G. Kargl <kargls@comcast.net>.
|
|
|
|
This file is part of the GNU Fortran runtime library (libgfortran).
|
|
|
|
Libgfortran is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 3 of the License, or (at your option) any later version.
|
|
|
|
Libgfortran is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
Under Section 7 of GPL version 3, you are granted additional
|
|
permissions described in the GCC Runtime Library Exception, version
|
|
3.1, as published by the Free Software Foundation.
|
|
|
|
You should have received a copy of the GNU General Public License and
|
|
a copy of the GCC Runtime Library Exception along with this program;
|
|
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include "libgfortran.h"
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
/* SUBROUTINE UNLINK(NAME, STATUS)
|
|
CHARACTER(LEN= ), INTENT(IN) :: NAME
|
|
INTEGER, INTENT(OUT), OPTIONAL :: STATUS) */
|
|
|
|
extern void unlink_i4_sub (char *name, GFC_INTEGER_4 *status,
|
|
gfc_charlen_type name_len);
|
|
iexport_proto(unlink_i4_sub);
|
|
|
|
void
|
|
unlink_i4_sub (char *name, GFC_INTEGER_4 *status, gfc_charlen_type name_len)
|
|
{
|
|
char *str;
|
|
GFC_INTEGER_4 stat;
|
|
|
|
/* Make a null terminated copy of the string. */
|
|
str = fc_strdup (name, name_len);
|
|
|
|
stat = unlink (str);
|
|
|
|
free (str);
|
|
|
|
if (status != NULL)
|
|
*status = (stat == 0) ? stat : errno;
|
|
}
|
|
iexport(unlink_i4_sub);
|
|
|
|
extern void unlink_i8_sub (char *name, GFC_INTEGER_8 *status,
|
|
gfc_charlen_type name_len);
|
|
export_proto(unlink_i8_sub);
|
|
|
|
void
|
|
unlink_i8_sub (char *name, GFC_INTEGER_8 *status, gfc_charlen_type name_len)
|
|
{
|
|
GFC_INTEGER_4 status4;
|
|
unlink_i4_sub (name, &status4, name_len);
|
|
if (status)
|
|
*status = status4;
|
|
}
|
|
|
|
|
|
/* INTEGER FUNCTION UNLINK(NAME)
|
|
CHARACTER(LEN= ), INTENT(IN) :: NAME */
|
|
|
|
extern GFC_INTEGER_4 PREFIX(unlink) (char *, gfc_charlen_type);
|
|
export_proto_np(PREFIX(unlink));
|
|
|
|
GFC_INTEGER_4
|
|
PREFIX(unlink) (char *name, gfc_charlen_type name_len)
|
|
{
|
|
GFC_INTEGER_4 status;
|
|
unlink_i4_sub (name, &status, name_len);
|
|
return status;
|
|
}
|