mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-28 05:51:04 +00:00
59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
/* Implementation of the ASSOCIATED intrinsic
|
|
Copyright (C) 2003-2015 Free Software Foundation, Inc.
|
|
Contributed by kejia Zhao (CCRG) <kejia_zh@yahoo.com.cn>
|
|
|
|
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 General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 3 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 General Public License for more details.
|
|
|
|
Under Section 7 of GPL version 3, you are granted additional
|
|
permissions described in the GCC Runtime Library Exception, version
|
|
3.1, as published by the Free Software Foundation.
|
|
|
|
You should have received a copy of the GNU General Public License and
|
|
a copy of the GCC Runtime Library Exception along with this program;
|
|
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include "libgfortran.h"
|
|
|
|
extern int associated (const gfc_array_void *, const gfc_array_void *);
|
|
export_proto(associated);
|
|
|
|
int
|
|
associated (const gfc_array_void *pointer, const gfc_array_void *target)
|
|
{
|
|
int n, rank;
|
|
|
|
if (GFC_DESCRIPTOR_DATA (pointer) == NULL)
|
|
return 0;
|
|
if (GFC_DESCRIPTOR_DATA (pointer) != GFC_DESCRIPTOR_DATA (target))
|
|
return 0;
|
|
if (GFC_DESCRIPTOR_DTYPE (pointer) != GFC_DESCRIPTOR_DTYPE (target))
|
|
return 0;
|
|
|
|
rank = GFC_DESCRIPTOR_RANK (pointer);
|
|
for (n = 0; n < rank; n++)
|
|
{
|
|
long extent;
|
|
extent = GFC_DESCRIPTOR_EXTENT(pointer,n);
|
|
|
|
if (extent != GFC_DESCRIPTOR_EXTENT(target,n))
|
|
return 0;
|
|
if (GFC_DESCRIPTOR_STRIDE(pointer,n) != GFC_DESCRIPTOR_STRIDE(target,n) && extent != 1)
|
|
return 0;
|
|
if (extent <= 0)
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|