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41 lines
1.1 KiB
Python
41 lines
1.1 KiB
Python
#-----------------------------------------------------------------
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# pycparser: _build_tables.py
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#
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# A dummy for generating the lexing/parsing tables and and
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# compiling them into .pyc for faster execution in optimized mode.
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# Also generates AST code from the configuration file.
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# Should be called from the pycparser directory.
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#
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# Eli Bendersky [https://eli.thegreenplace.net/]
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# License: BSD
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#-----------------------------------------------------------------
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# Insert '.' and '..' as first entries to the search path for modules.
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# Restricted environments like embeddable python do not include the
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# current working directory on startup.
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import importlib
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import sys
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sys.path[0:0] = ['.', '..']
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# Generate c_ast.py
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from _ast_gen import ASTCodeGenerator
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ast_gen = ASTCodeGenerator('_c_ast.cfg')
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ast_gen.generate(open('c_ast.py', 'w'))
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from pycparser import c_parser
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# Generates the tables
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#
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c_parser.CParser(
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lex_optimize=True,
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yacc_debug=False,
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yacc_optimize=True)
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# Load to compile into .pyc
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#
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importlib.invalidate_caches()
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import lextab
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import yacctab
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import c_ast
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