1 /* Thread/recursion locking
2 Copyright 2002 Free Software Foundation, Inc.
3 Contributed by Paul Brook <paul@nowt.org> and Andy Vaught
5 This file is part of the GNU Fortran 95 runtime library (libgfor).
7 Libgfor is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation; either
10 version 2.1 of the License, or (at your option) any later version.
12 Libgfor is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU Lesser General Public License for more details.
17 You should have received a copy of the GNU Lesser General Public
18 License along with libgfor; see the file COPYING.LIB. If not,
19 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
24 #include "libgfortran.h"
28 namelist_info
* ionml
;
32 /* library_start()-- Called with a library call is entered. */
38 internal_error ("Recursive library calls not allowed");
40 /* The in_library flag indicates whether we're currently processing a
41 * library call. Some calls leave immediately, but READ and WRITE
42 * processing return control to the caller but are still considered to
43 * stay within the library. */
47 if (ioparm
.iostat
!= NULL
&& ioparm
.library_return
== LIBRARY_OK
)
48 *ioparm
.iostat
= ERROR_OK
;
50 ioparm
.library_return
= LIBRARY_OK
;
54 /* library_end()-- Called when a library call is complete in order to
55 * clean up for the next call. */
61 namelist_info
* t1
, *t2
;
67 t
= ioparm
.library_return
;
80 memset (&ioparm
, '\0', sizeof (ioparm
));
81 ioparm
.library_return
= t
;