f77b6ca3da
* Makefile.am: Added new files.
* Makefile.in: Regenerate.
* aclocal.m4: Regenerate.
* configure.ac: add checks for signal.h headers file, as well as
following functions: chdir, strerror, getlogin, gethostname, kill,
link, symlink, perror, sleep, time.
* configure: Regenerate.
* intrinsics/chdir.c, intrinsics/gerror.c, intrinsics/getlog.c,
intrinsics/hostnm.c, intrinsics/ierrno.c, intrinsics/kill.c,
intrinsics/link.c, intrinsics/perror.c, intrinsics/rename.c,
intrinsics/sleep.c, intrinsics/symlnk.c, intrinsics/time.c: Newly
implementend g77 intrinsics.
* check.c (gfc_check_chdir, gfc_check_chdir_sub, gfc_check_kill,
gfc_check_kill_sub, gfc_check_link, gfc_check_link_sub,
gfc_check_symlnk, gfc_check_symlnk_sub, gfc_check_rename,
gfc_check_rename_sub, gfc_check_sleep_sub, gfc_check_gerror,
gfc_check_getlog, gfc_check_hostnm, gfc_check_hostnm_sub,
gfc_check_perror): new functions to check newly implemented
g77 intrinsics.
* gfortran.h: adding symbols for new intrinsics.
* intrinsic.c (add_functions): adding new intrinsics.
(add_subroutines): adding new intrinsics.
* intrinsic.h: prototype for all checking and resolving
functions.
* iresolve.c (gfc_resolve_chdir, gfc_resolve_chdir_sub,
gfc_resolve_hostnm, gfc_resolve_ierrno, gfc_resolve_kill,
gfc_resolve_link, gfc_resolve_rename, gfc_resolve_symlnk,
gfc_resolve_time, gfc_resolve_time8, gfc_resolve_rename_sub,
gfc_resolve_kill_sub, gfc_resolve_link_sub,
gfc_resolve_symlnk_sub, gfc_resolve_sleep_sub,
gfc_resolve_gerror, gfc_resolve_getlog, gfc_resolve_hostnm_sub,
gfc_resolve_perror): new functions to resolve intrinsics.
* trans-intrinsic.c (gfc_conv_intrinsic_function): add case
for new symbols.
* g77_intrinsics_funcs.f: New test.
* g77_intrinsics_sub.f: New test.
From-SVN: r96893
139 lines
4.0 KiB
C
139 lines
4.0 KiB
C
/* Implementation of the LINK intrinsic.
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Copyright (C) 2005 Free Software Foundation, Inc.
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Contributed by François-Xavier Coudert <coudert@clipper.ens.fr>
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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 General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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In addition to the permissions in the GNU General Public License, the
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Free Software Foundation gives you unlimited permission to link the
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compiled version of this file into combinations with other programs,
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and to distribute those combinations without any restriction coming
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from the use of this file. (The General Public License restrictions
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do apply in other respects; for example, they cover modification of
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the file, and distribution when not linked into a combine
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executable.)
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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 General Public License for more details.
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You should have received a copy of the GNU General Public
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License along with libgfortran; see the file COPYING. 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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#include <errno.h>
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#include "../io/io.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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/* SUBROUTINE LINK(PATH1, PATH2, STATUS)
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CHARACTER(len=*), INTENT(IN) :: PATH1, PATH2
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INTEGER, INTENT(OUT), OPTIONAL :: STATUS */
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#ifdef HAVE_LINK
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extern void link_i4_sub (char *, char *, GFC_INTEGER_4 *, gfc_charlen_type,
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gfc_charlen_type);
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iexport_proto(link_i4_sub);
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void
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link_i4_sub (char *path1, char *path2, GFC_INTEGER_4 *status,
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gfc_charlen_type path1_len, gfc_charlen_type path2_len)
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{
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int val;
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char *str1, *str2;
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/* Trim trailing spaces from paths. */
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while (path1_len > 0 && path1[path1_len - 1] == ' ')
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path1_len--;
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while (path2_len > 0 && path2[path2_len - 1] == ' ')
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path2_len--;
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/* Make a null terminated copy of the strings. */
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str1 = gfc_alloca (path1_len + 1);
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memcpy (str1, path1, path1_len);
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str1[path1_len] = '\0';
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str2 = gfc_alloca (path2_len + 1);
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memcpy (str2, path2, path2_len);
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str2[path2_len] = '\0';
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val = link (str1, str2);
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if (status != NULL)
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*status = (val == 0) ? 0 : errno;
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}
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iexport(link_i4_sub);
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extern void link_i8_sub (char *, char *, GFC_INTEGER_8 *, gfc_charlen_type,
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gfc_charlen_type);
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iexport_proto(link_i8_sub);
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void
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link_i8_sub (char *path1, char *path2, GFC_INTEGER_8 *status,
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gfc_charlen_type path1_len, gfc_charlen_type path2_len)
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{
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int val;
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char *str1, *str2;
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/* Trim trailing spaces from paths. */
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while (path1_len > 0 && path1[path1_len - 1] == ' ')
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path1_len--;
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while (path2_len > 0 && path2[path2_len - 1] == ' ')
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path2_len--;
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/* Make a null terminated copy of the strings. */
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str1 = gfc_alloca (path1_len + 1);
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memcpy (str1, path1, path1_len);
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str1[path1_len] = '\0';
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str2 = gfc_alloca (path2_len + 1);
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memcpy (str2, path2, path2_len);
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str2[path2_len] = '\0';
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val = link (str1, str2);
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if (status != NULL)
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*status = (val == 0) ? 0 : errno;
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}
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iexport(link_i8_sub);
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extern GFC_INTEGER_4 link_i4 (char *, char *, gfc_charlen_type,
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gfc_charlen_type);
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export_proto(link_i4);
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GFC_INTEGER_4
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link_i4 (char *path1, char *path2, gfc_charlen_type path1_len,
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gfc_charlen_type path2_len)
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{
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GFC_INTEGER_4 val;
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link_i4_sub (path1, path2, &val, path1_len, path2_len);
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return val;
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}
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extern GFC_INTEGER_8 link_i8 (char *, char *, gfc_charlen_type,
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gfc_charlen_type);
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export_proto(link_i8);
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GFC_INTEGER_8
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link_i8 (char *path1, char *path2, gfc_charlen_type path1_len,
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gfc_charlen_type path2_len)
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{
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GFC_INTEGER_8 val;
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link_i8_sub (path1, path2, &val, path1_len, path2_len);
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return val;
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}
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#endif
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