7d7b8bfe55
* 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
109 lines
2.6 KiB
C
109 lines
2.6 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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extern void etime_sub (gfc_array_r4 *t, GFC_REAL_4 *result);
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iexport_proto(etime_sub);
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void
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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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iexport(etime_sub);
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extern GFC_REAL_4 etime (gfc_array_r4 *t);
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export_proto(etime);
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GFC_REAL_4
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etime (gfc_array_r4 *t)
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{
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GFC_REAL_4 val;
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etime_sub (t, &val);
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return val;
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}
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/* LAPACK's test programs declares ETIME external, therefore we
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need this. */
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extern GFC_REAL_4 etime_ (GFC_REAL_4 *t);
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export_proto_np(etime_);
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GFC_REAL_4
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etime_ (GFC_REAL_4 *t)
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{
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gfc_array_r4 desc;
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GFC_REAL_4 val;
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/* We only fill in the fields that are used in etime_sub. */
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desc.dim[0].lbound = 0;
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desc.dim[0].ubound = 1;
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desc.dim[0].stride = 1;
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desc.data = t;
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etime_sub (&desc, &val);
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return val;
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}
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