a8c60d7fff
2004-09-15 Steven G. Kargl <kargls@comcast.net> * check.c (gfc_check_getcwd_sub): New function. * gfortran.h (GFC_ISYM_GETCWD): New symbol. * intrinsic.c (add_functions): Add function definition; Use symbol. * intrinsic.c (add_subroutines): Add subroutine definitions. * intrinsic.h: Add prototypes. * iresolve.c (gfc_resolve_getcwd, gfc_resolve_getcwd_sub): New functions. * trans-intrinsic.c (gfc_conv_intrinsic_function): Use symbol. libgfortran/ * intrinsics/getcwd.c: New file. * Makefile.am: Add getcwd.c. * Makefile.in: Regenerated. From-SVN: r87552
72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
/* Implementation of the GETCWD intrinsic.
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Copyright (C) 2004 Free Software Foundation, Inc.
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Contributed by Steven G. Kargl <kargls@comcast.net>.
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This file is part of the GNU Fortran 95 runtime library (libgfortran).
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Libgfortran is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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Libgfortran is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with libgfor; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "config.h"
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#include "libgfortran.h"
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_STRING_H
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#include <string.h>
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#endif
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#include <errno.h>
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void
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prefix(getcwd_i4_sub) (char * cwd, GFC_INTEGER_4 * status,
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gfc_charlen_type cwd_len)
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{
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char str[cwd_len + 1], *s;
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GFC_INTEGER_4 stat;
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memset(cwd, ' ', (size_t) cwd_len);
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if (!getcwd (str, (size_t) cwd_len + 1))
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stat = errno;
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else
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{
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stat = 0;
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memcpy (cwd, str, strlen (str));
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}
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if (status != NULL)
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*status = stat;
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}
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void
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prefix(getcwd_i8_sub) (char * cwd, GFC_INTEGER_8 * status,
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gfc_charlen_type cwd_len)
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{
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GFC_INTEGER_4 status4;
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prefix (getcwd_i4_sub) (cwd, &status4, cwd_len);
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if (status)
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*status = status4;
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}
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GFC_INTEGER_4
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prefix(getcwd) (char * cwd, gfc_charlen_type cwd_len)
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{
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GFC_INTEGER_4 status;
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prefix(getcwd_i4_sub) (cwd, &status, cwd_len);
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return status;
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}
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