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94988067b9
the number of children of a node exceeds the max possible value for the short that is used to count them. The Python runtime converts this parser error into the SyntaxError "expression too long."
76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
#ifndef Py_NODE_H
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#define Py_NODE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/***********************************************************
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Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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The Netherlands.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Stichting Mathematisch
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Centrum or CWI or Corporation for National Research Initiatives or
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CNRI not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior
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permission.
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While CWI is the initial source for this software, a modified version
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is made available by the Corporation for National Research Initiatives
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(CNRI) at the Internet address ftp://ftp.python.org.
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STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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/* Parse tree node interface */
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typedef struct _node {
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short n_type;
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char *n_str;
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short n_lineno;
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short n_nchildren;
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struct _node *n_child;
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} node;
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extern DL_IMPORT(node *) PyNode_New Py_PROTO((int type));
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extern DL_IMPORT(int) PyNode_AddChild Py_PROTO((node *n, int type, char *str, int lineno));
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extern DL_IMPORT(void) PyNode_Free Py_PROTO((node *n));
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/* Node access functions */
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#define NCH(n) ((n)->n_nchildren)
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#define CHILD(n, i) (&(n)->n_child[i])
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#define TYPE(n) ((n)->n_type)
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#define STR(n) ((n)->n_str)
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/* Assert that the type of a node is what we expect */
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#ifndef Py_DEBUG
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#define REQ(n, type) { /*pass*/ ; }
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#else
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#define REQ(n, type) \
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{ if (TYPE(n) != (type)) { \
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fprintf(stderr, "FATAL: node type %d, required %d\n", \
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TYPE(n), type); \
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abort(); \
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} }
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#endif
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extern DL_IMPORT(void) PyNode_ListTree Py_PROTO((node *));
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#ifdef __cplusplus
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}
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#endif
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#endif /* !Py_NODE_H */
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