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111
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1 /* Thread/recursion locking
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145
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2 Copyright (C) 2002-2020 Free Software Foundation, Inc.
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111
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3 Contributed by Paul Brook <paul@nowt.org> and Andy Vaught
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4
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5 This file is part of the GNU Fortran runtime library (libgfortran).
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6
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7 Libgfortran is free software; you can redistribute it and/or
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8 modify it under the terms of the GNU General Public
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9 License as published by the Free Software Foundation; either
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10 version 3 of the License, or (at your option) any later version.
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11
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12 Libgfortran is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 Under Section 7 of GPL version 3, you are granted additional
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18 permissions described in the GCC Runtime Library Exception, version
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19 3.1, as published by the Free Software Foundation.
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20
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21 You should have received a copy of the GNU General Public License and
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22 a copy of the GCC Runtime Library Exception along with this program;
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23 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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24 <http://www.gnu.org/licenses/>. */
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25
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26 #include "io.h"
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27 #include <string.h>
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28
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29 /* library_start()-- Called with a library call is entered. */
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30
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31 void
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32 library_start (st_parameter_common *cmp)
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33 {
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34 if ((cmp->flags & IOPARM_LIBRETURN_ERROR) != 0)
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35 return;
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36
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37 cmp->flags &= ~IOPARM_LIBRETURN_MASK;
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38 }
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39
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40
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41 void
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42 free_ionml (st_parameter_dt *dtp)
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43 {
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44 namelist_info *t1, *t2;
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45
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46 /* Delete the namelist, if it exists. */
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47
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48 if (dtp->u.p.ionml != NULL)
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49 {
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50 t1 = dtp->u.p.ionml;
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51 while (t1 != NULL)
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52 {
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53 t2 = t1;
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54 t1 = t1->next;
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55 free (t2->var_name);
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56 if (t2->var_rank)
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57 {
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58 free (t2->dim);
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59 free (t2->ls);
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60 }
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61 free (t2);
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62 }
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63 }
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64 dtp->u.p.ionml = NULL;
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65 }
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