mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-28 21:49:33 +00:00
95 lines
2.5 KiB
C
95 lines
2.5 KiB
C
/* Implementation of the CHDIR intrinsic.
|
|
Copyright (C) 2005-2017 Free Software Foundation, Inc.
|
|
Contributed by François-Xavier Coudert <coudert@clipper.ens.fr>
|
|
|
|
This file is part of the GNU Fortran 95 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 <errno.h>
|
|
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
/* SUBROUTINE CHDIR(DIR, STATUS)
|
|
CHARACTER(len=*), INTENT(IN) :: DIR
|
|
INTEGER, INTENT(OUT), OPTIONAL :: STATUS */
|
|
|
|
#ifdef HAVE_CHDIR
|
|
extern void chdir_i4_sub (char *, GFC_INTEGER_4 *, gfc_charlen_type);
|
|
iexport_proto(chdir_i4_sub);
|
|
|
|
void
|
|
chdir_i4_sub (char *dir, GFC_INTEGER_4 *status, gfc_charlen_type dir_len)
|
|
{
|
|
int val;
|
|
char *str = fc_strdup (dir, dir_len);
|
|
|
|
val = chdir (str);
|
|
free (str);
|
|
|
|
if (status != NULL)
|
|
*status = (val == 0) ? 0 : errno;
|
|
}
|
|
iexport(chdir_i4_sub);
|
|
|
|
extern void chdir_i8_sub (char *, GFC_INTEGER_8 *, gfc_charlen_type);
|
|
iexport_proto(chdir_i8_sub);
|
|
|
|
void
|
|
chdir_i8_sub (char *dir, GFC_INTEGER_8 *status, gfc_charlen_type dir_len)
|
|
{
|
|
int val;
|
|
char *str = fc_strdup (dir, dir_len);
|
|
|
|
val = chdir (str);
|
|
free (str);
|
|
|
|
if (status != NULL)
|
|
*status = (val == 0) ? 0 : errno;
|
|
}
|
|
iexport(chdir_i8_sub);
|
|
|
|
extern GFC_INTEGER_4 chdir_i4 (char *, gfc_charlen_type);
|
|
export_proto(chdir_i4);
|
|
|
|
GFC_INTEGER_4
|
|
chdir_i4 (char *dir, gfc_charlen_type dir_len)
|
|
{
|
|
GFC_INTEGER_4 val;
|
|
chdir_i4_sub (dir, &val, dir_len);
|
|
return val;
|
|
}
|
|
|
|
extern GFC_INTEGER_8 chdir_i8 (char *, gfc_charlen_type);
|
|
export_proto(chdir_i8);
|
|
|
|
GFC_INTEGER_8
|
|
chdir_i8 (char *dir, gfc_charlen_type dir_len)
|
|
{
|
|
GFC_INTEGER_8 val;
|
|
chdir_i8_sub (dir, &val, dir_len);
|
|
return val;
|
|
}
|
|
#endif
|