/* Implementation of the RENAME intrinsic. Copyright (C) 2005 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 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.) 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. */ #include "config.h" #include "libgfortran.h" #include <errno.h> #include <stdio.h> #include <string.h> #include "../io/io.h" /* SUBROUTINE RENAME(PATH1, PATH2, STATUS) CHARACTER(len=*), INTENT(IN) :: PATH1, PATH2 INTEGER, INTENT(OUT), OPTIONAL :: STATUS */ extern void rename_i4_sub (char *, char *, GFC_INTEGER_4 *, gfc_charlen_type, gfc_charlen_type); iexport_proto(rename_i4_sub); void 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); if (status != NULL) *status = (val == 0) ? 0 : errno; } iexport(rename_i4_sub); extern void rename_i8_sub (char *, char *, GFC_INTEGER_8 *, gfc_charlen_type, gfc_charlen_type); iexport_proto(rename_i8_sub); void 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); if (status != NULL) *status = (val == 0) ? 0 : errno; } iexport(rename_i8_sub); extern GFC_INTEGER_4 rename_i4 (char *, char *, gfc_charlen_type, gfc_charlen_type); export_proto(rename_i4); GFC_INTEGER_4 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; } extern GFC_INTEGER_8 rename_i8 (char *, char *, gfc_charlen_type, gfc_charlen_type); export_proto(rename_i8); GFC_INTEGER_8 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; }