Mercurial > cpython-lru_cache-weakref

annotate Include/node.h @ 1590:ac2e5cc29949 legacy-trunk

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Added tests for missing host to open_http and open_gopher
author Guido van Rossum <guido@python.org>
date Mon, 18 Apr 1994 09:39:56 +0000
parents 7c3245c18677
children 1940892d2fe3
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519c25039c6a * Added support for X11 modules.
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1 #ifndef Py_NODE_H
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2 #define Py_NODE_H
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3 #ifdef __cplusplus
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4 extern "C" {
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5 #endif
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6
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7 /***********************************************************
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8 Copyright 1991, 1992, 1993 by Stichting Mathematisch Centrum,
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9 Amsterdam, The Netherlands.
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10
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11 All Rights Reserved
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12
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13 Permission to use, copy, modify, and distribute this software and its
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14 documentation for any purpose and without fee is hereby granted,
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15 provided that the above copyright notice appear in all copies and that
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16 both that copyright notice and this permission notice appear in
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17 supporting documentation, and that the names of Stichting Mathematisch
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18 Centrum or CWI not be used in advertising or publicity pertaining to
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19 distribution of the software without specific, written prior permission.
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20
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21 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
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22 THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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23 FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
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24 FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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25 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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26 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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27 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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28
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29 ******************************************************************/
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30
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31 /* Parse tree node interface */
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32
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33 typedef struct _node {
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34 int n_type;
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35 char *n_str;
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36 int n_lineno;
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37 int n_nchildren;
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38 struct _node *n_child;
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39 } node;
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40
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41 extern node *newtree PROTO((int type));
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42 extern node *addchild PROTO((node *n, int type, char *str, int lineno));
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43 extern void freetree PROTO((node *n));
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45 /* Node access functions */
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46 #define NCH(n) ((n)->n_nchildren)
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47 #define CHILD(n, i) (&(n)->n_child[i])
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48 #define TYPE(n) ((n)->n_type)
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49 #define STR(n) ((n)->n_str)
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50
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51 /* Assert that the type of a node is what we expect */
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52 #ifndef DEBUG
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53 #define REQ(n, type) { /*pass*/ ; }
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54 #else
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55 #define REQ(n, type) \
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56 { if (TYPE(n) != (type)) { \
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57 fprintf(stderr, "FATAL: node type %d, required %d\n", \
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58 TYPE(n), type); \
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59 abort(); \
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60 } }
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61 #endif
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62
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63 extern void listtree PROTO((node *));
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65 #ifdef __cplusplus
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66 }
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67 #endif
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68 #endif /* !Py_NODE_H */