gcc/libgfortran/intrinsics/getcwd.c
Richard Henderson 7d7b8bfe55 acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New.
* acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New.
        (LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT): New.
        (LIBGFOR_CHECK_ATTRIBUTE_ALIAS): New.
        * configure.ac: Use them.
        * configure, config.h.in, aclocal.m4: Rebuild.
        * libgfortran.h (prefix): Remove.
        (PREFIX, IPREFIX): New.
        (sym_rename, sym_rename1, sym_rename2): New.
        (internal_proto, export_proto, export_proto_np): New.
        (iexport_proto, iexport): New.
        (iexport_data_proto, iexport_data): New.
        * intrinsics/abort.c, intrinsics/args.c, intrinsics/associated.c,
        intrinsics/cpu_time.c, intrinsics/cshift0.c,
        intrinsics/date_and_time.c, intrinsics/env.c, intrinsics/eoshift0.c,
        intrinsics/eoshift2.c, intrinsics/etime.c, intrinsics/exit.c,
        intrinsics/flush.c, intrinsics/fnum.c, intrinsics/getXid.c,
        intrinsics/getcwd.c, intrinsics/ishftc.c, intrinsics/mvbits.c,
        intrinsics/pack_generic.c, intrinsics/rand.c, intrinsics/random.c,
        intrinsics/reshape_generic.c, intrinsics/size.c,
        intrinsics/spread_generic.c, intrinsics/stat.c,
        intrinsics/string_intrinsics.c, intrinsics/system.c,
        intrinsics/system_clock.c, intrinsics/transpose_generic.c,
        intrinsics/umask.c, intrinsics/unlink.c, intrinsics/unpack_generic.c,
        io/backspace.c, io/close.c, io/endfile.c, io/inquire.c, io/io.h,
        io/open.c, io/rewind.c, io/transfer.c, libgfortran.h, m4/cshift1.m4,
        m4/dotprod.m4, m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4,
        m4/eoshift3.m4, m4/exponent.m4, m4/fraction.m4, m4/iforeach.m4,
        m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4, m4/nearest.m4,
        m4/pow.m4, m4/reshape.m4, m4/set_exponent.m4, m4/shape.m4,
        m4/transpose.m4, runtime/environ.c, runtime/error.c,
        runtime/in_pack_generic.c, runtime/in_unpack_generic.c,
        runtime/main.c, runtime/memory.c, runtime/pause.c, runtime/select.c,
        runtime/stop.c: Use them to mark symbols internal or external.
        * generated/*: Rebuild.

From-SVN: r92045
2004-12-12 00:59:05 -08:00

79 lines
2.1 KiB
C

/* Implementation of the GETCWD intrinsic.
Copyright (C) 2004 Free Software Foundation, Inc.
Contributed by Steven G. Kargl <kargls@comcast.net>.
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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with libgfor; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "config.h"
#include "libgfortran.h"
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include <errno.h>
extern void getcwd_i4_sub (char *, GFC_INTEGER_4 *, gfc_charlen_type);
iexport_proto(getcwd_i4_sub);
void
getcwd_i4_sub (char *cwd, GFC_INTEGER_4 *status, gfc_charlen_type cwd_len)
{
char str[cwd_len + 1], *s;
GFC_INTEGER_4 stat;
memset(cwd, ' ', (size_t) cwd_len);
if (!getcwd (str, (size_t) cwd_len + 1))
stat = errno;
else
{
stat = 0;
memcpy (cwd, str, strlen (str));
}
if (status != NULL)
*status = stat;
}
iexport(getcwd_i4_sub);
extern void getcwd_i8_sub (char *, GFC_INTEGER_8 *, gfc_charlen_type);
export_proto(getcwd_i8_sub);
void
getcwd_i8_sub (char *cwd, GFC_INTEGER_8 *status, gfc_charlen_type cwd_len)
{
GFC_INTEGER_4 status4;
getcwd_i4_sub (cwd, &status4, cwd_len);
if (status)
*status = status4;
}
extern GFC_INTEGER_4 PREFIX(getcwd) (char *, gfc_charlen_type);
export_proto_np(PREFIX(getcwd));
GFC_INTEGER_4
PREFIX(getcwd) (char *cwd, gfc_charlen_type cwd_len)
{
GFC_INTEGER_4 status;
getcwd_i4_sub (cwd, &status, cwd_len);
return status;
}