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			73 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			73 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
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								#include "Python.h"
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								#include "compile.h"
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								#include "symtable.h"
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								static PyObject *
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								symtable_symtable(PyObject *self, PyObject *args)
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								{
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									struct symtable *st;
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									PyObject *t;
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									char *str;
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									char *filename;
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									char *startstr;
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									int start;
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									if (!PyArg_ParseTuple(args, "sss:symtable", &str, &filename, 
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											      &startstr))
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										return NULL;
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									if (strcmp(startstr, "exec") == 0)
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										start = Py_file_input;
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									else if (strcmp(startstr, "eval") == 0)
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										start = Py_eval_input;
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									else if (strcmp(startstr, "single") == 0)
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										start = Py_single_input;
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									else {
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										PyErr_SetString(PyExc_ValueError,
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										   "symtable() arg 3 must be 'exec' or 'eval' or 'single'");
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										return NULL;
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									}
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									st = Py_SymtableString(str, filename, start);
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									if (st == NULL)
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										return NULL;
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									t = Py_BuildValue("OO", st->st_symbols, st->st_scopes);
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									PySymtable_Free(st);
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									return t;
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								}
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								static PyMethodDef symtable_methods[] = {
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									{"symtable",	symtable_symtable,	METH_VARARGS,
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									 "Return symbol and scope dictionaries used internally by compiler."},
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									{NULL,		NULL}		/* sentinel */
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								};
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								DL_EXPORT(void)
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								init_symtable(void)
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								{
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									PyObject *m;
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									m = Py_InitModule("_symtable", symtable_methods);
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									PyModule_AddIntConstant(m, "USE", USE);
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									PyModule_AddIntConstant(m, "DEF_GLOBAL", DEF_GLOBAL);
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									PyModule_AddIntConstant(m, "DEF_LOCAL", DEF_LOCAL);
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									PyModule_AddIntConstant(m, "DEF_PARAM", DEF_PARAM);
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									PyModule_AddIntConstant(m, "DEF_STAR", DEF_STAR);
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									PyModule_AddIntConstant(m, "DEF_DOUBLESTAR", DEF_DOUBLESTAR);
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									PyModule_AddIntConstant(m, "DEF_INTUPLE", DEF_INTUPLE);
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									PyModule_AddIntConstant(m, "DEF_FREE", DEF_FREE);
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									PyModule_AddIntConstant(m, "DEF_FREE_GLOBAL", DEF_FREE_GLOBAL);
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									PyModule_AddIntConstant(m, "DEF_FREE_CLASS", DEF_FREE_CLASS);
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									PyModule_AddIntConstant(m, "DEF_IMPORT", DEF_IMPORT);
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									PyModule_AddIntConstant(m, "TYPE_FUNCTION", TYPE_FUNCTION);
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									PyModule_AddIntConstant(m, "TYPE_CLASS", TYPE_CLASS);
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									PyModule_AddIntConstant(m, "TYPE_MODULE", TYPE_MODULE);
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									PyModule_AddIntConstant(m, "LOCAL", LOCAL);
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									PyModule_AddIntConstant(m, "GLOBAL_EXPLICIT", GLOBAL_EXPLICIT);
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									PyModule_AddIntConstant(m, "GLOBAL_IMPLICIT", GLOBAL_IMPLICIT);
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									PyModule_AddIntConstant(m, "FREE", FREE);
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									PyModule_AddIntConstant(m, "CELL", CELL);
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								}
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