0bf68c6eab
* etime.c (etime_sub): Remove array rank check; Add check for sufficient space. From-SVN: r83456
81 lines
2.0 KiB
C
81 lines
2.0 KiB
C
/* Implementation of the ETIME 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 <sys/types.h>
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#include "libgfortran.h"
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#include <stdio.h>
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#if defined (HAVE_SYS_TIME_H) && defined (HAVE_SYS_RESOURCE_H)
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#include <sys/time.h>
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#include <sys/resource.h>
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#endif
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void
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prefix(etime_sub) (gfc_array_r4 *t, GFC_REAL_4 *result)
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{
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GFC_REAL_4 tu, ts, tt, *tp;
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index_type dim;
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#if defined(HAVE_SYS_TIME_H) && defined(HAVE_SYS_RESOURCE_H)
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struct rusage rt;
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if (getrusage(RUSAGE_SELF, &rt) == 0)
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{
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tu = (GFC_REAL_4)(rt.ru_utime.tv_sec + 1.e-6 * rt.ru_utime.tv_usec);
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ts = (GFC_REAL_4)(rt.ru_stime.tv_sec + 1.e-6 * rt.ru_stime.tv_usec);
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tt = tu + ts;
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}
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else
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{
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tu = -1.;
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ts = -1.;
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tt = -1.;
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}
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#else
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tu = -1.;
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ts = -1.;
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tt = -1.;
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#endif
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if (((t->dim[0].ubound + 1 - t->dim[0].lbound)) < 2)
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runtime_error ("Insufficient number of elements in TARRAY.");
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if (t->dim[0].stride == 0)
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t->dim[0].stride = 1;
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tp = t->data;
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*tp = tu;
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tp += t->dim[0].stride;
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*tp = ts;
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*result = tt;
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}
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GFC_REAL_4
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prefix(etime) (gfc_array_r4 *t)
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{
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GFC_REAL_4 val;
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prefix(etime_sub) (t, &val);
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return val;
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}
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