Mercurial > cpython-lru_cache-weakref

annotate Include/node.h @ 10072:ecebcd84df37 legacy-trunk

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put the preferences file in a folder called "Python" inside the prefs folder, just like the IDE does -- jvr
author Just van Rossum <just@lettererror.com>
date Tue, 02 Feb 1999 15:49:03 +0000
parents 60fdb1db1175
children 63436719d12e
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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 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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9 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 or Corporation for National Research Initiatives or
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19 CNRI not be used in advertising or publicity pertaining to
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20 distribution of the software without specific, written prior
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21 permission.
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22
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23 While CWI is the initial source for this software, a modified version
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24 is made available by the Corporation for National Research Initiatives
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25 (CNRI) at the Internet address ftp://ftp.python.org.
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26
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27 STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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28 REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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29 MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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30 CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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31 DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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32 PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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33 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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34 PERFORMANCE OF THIS SOFTWARE.
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35
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36 ******************************************************************/
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37
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38 /* Parse tree node interface */
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39
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40 typedef struct _node {
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41 short n_type;
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42 char *n_str;
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43 short n_lineno;
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44 short n_nchildren;
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45 struct _node *n_child;
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46 } node;
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47
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48 extern DL_IMPORT(node *) PyNode_New Py_PROTO((int type));
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49 extern DL_IMPORT(node *) PyNode_AddChild Py_PROTO((node *n, int type, char *str, int lineno));
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50 extern DL_IMPORT(void) PyNode_Free Py_PROTO((node *n));
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51
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52 /* Node access functions */
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53 #define NCH(n) ((n)->n_nchildren)
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54 #define CHILD(n, i) (&(n)->n_child[i])
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55 #define TYPE(n) ((n)->n_type)
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56 #define STR(n) ((n)->n_str)
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57
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58 /* Assert that the type of a node is what we expect */
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59 #ifndef Py_DEBUG
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60 #define REQ(n, type) { /*pass*/ ; }
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61 #else
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62 #define REQ(n, type) \
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63 { if (TYPE(n) != (type)) { \
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64 fprintf(stderr, "FATAL: node type %d, required %d\n", \
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65 TYPE(n), type); \
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66 abort(); \
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67 } }
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68 #endif
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69
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70 extern DL_IMPORT(void) PyNode_ListTree Py_PROTO((node *));
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72 #ifdef __cplusplus
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73 }
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74 #endif
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75 #endif /* !Py_NODE_H */