/* Implementation of the RENAME intrinsic.
- Copyright (C) 2005 Free Software Foundation, Inc.
+ Copyright (C) 2005-2021 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).
+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 2 of the License, or (at your option) any later version.
-
-In addition to the permissions in the GNU General Public License, the
-Free Software Foundation gives you unlimited permission to link the
-compiled version of this file into combinations with other programs,
-and to distribute those combinations without any restriction coming
-from the use of this file. (The General Public License restrictions
-do apply in other respects; for example, they cover modification of
-the file, and distribution when not linked into a combine
-executable.)
+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.
-You should have received a copy of the GNU General Public
-License along with libgfortran; see the file COPYING. If not,
-write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA. */
+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 "config.h"
#include "libgfortran.h"
#include <errno.h>
-#include <stdio.h>
-#include <string.h>
-#include "../io/io.h"
+
+static int
+rename_internal (char *path1, char *path2, gfc_charlen_type path1_len,
+ gfc_charlen_type path2_len)
+{
+ char *str1 = fc_strdup (path1, path1_len);
+ char *str2 = fc_strdup (path2, path2_len);
+ int val = rename (str1, str2);
+ free (str1);
+ free (str2);
+ return ((val == 0) ? 0 : errno);
+}
+
/* SUBROUTINE RENAME(PATH1, PATH2, STATUS)
CHARACTER(len=*), INTENT(IN) :: PATH1, PATH2
rename_i4_sub (char *path1, char *path2, GFC_INTEGER_4 *status,
gfc_charlen_type path1_len, gfc_charlen_type path2_len)
{
- int val;
- char *str1, *str2;
-
- /* Trim trailing spaces from paths. */
- while (path1_len > 0 && path1[path1_len - 1] == ' ')
- path1_len--;
- while (path2_len > 0 && path2[path2_len - 1] == ' ')
- path2_len--;
-
- /* Make a null terminated copy of the strings. */
- str1 = gfc_alloca (path1_len + 1);
- memcpy (str1, path1, path1_len);
- str1[path1_len] = '\0';
-
- str2 = gfc_alloca (path2_len + 1);
- memcpy (str2, path2, path2_len);
- str2[path2_len] = '\0';
-
- val = rename (str1, str2);
-
+ int val = rename_internal (path1, path2, path1_len, path2_len);
if (status != NULL)
- *status = (val == 0) ? 0 : errno;
+ *status = val;
}
iexport(rename_i4_sub);
rename_i8_sub (char *path1, char *path2, GFC_INTEGER_8 *status,
gfc_charlen_type path1_len, gfc_charlen_type path2_len)
{
- int val;
- char *str1, *str2;
-
- /* Trim trailing spaces from paths. */
- while (path1_len > 0 && path1[path1_len - 1] == ' ')
- path1_len--;
- while (path2_len > 0 && path2[path2_len - 1] == ' ')
- path2_len--;
-
- /* Make a null terminated copy of the strings. */
- str1 = gfc_alloca (path1_len + 1);
- memcpy (str1, path1, path1_len);
- str1[path1_len] = '\0';
-
- str2 = gfc_alloca (path2_len + 1);
- memcpy (str2, path2, path2_len);
- str2[path2_len] = '\0';
-
- val = rename (str1, str2);
-
+ int val = rename_internal (path1, path2, path1_len, path2_len);
if (status != NULL)
- *status = (val == 0) ? 0 : errno;
+ *status = val;
}
iexport(rename_i8_sub);
rename_i4 (char *path1, char *path2, gfc_charlen_type path1_len,
gfc_charlen_type path2_len)
{
- GFC_INTEGER_4 val;
- rename_i4_sub (path1, path2, &val, path1_len, path2_len);
- return val;
+ return rename_internal (path1, path2, path1_len, path2_len);
}
extern GFC_INTEGER_8 rename_i8 (char *, char *, gfc_charlen_type,
rename_i8 (char *path1, char *path2, gfc_charlen_type path1_len,
gfc_charlen_type path2_len)
{
- GFC_INTEGER_8 val;
- rename_i8_sub (path1, path2, &val, path1_len, path2_len);
- return val;
+ return rename_internal (path1, path2, path1_len, path2_len);
}