def filter(input, filename = '<internal>', state = 'INITIAL'):
''' Filter the input string thought the preprocessor.
result is appended to OUTPUT global str
'''
CURRENT_FILE.append(filename)
LEXER.input(input, filename)
LEXER.lex.begin(state)
parser.parse(lexer = LEXER, debug = OPTIONS.Debug.value > 2)
CURRENT_FILE.pop()
def main(argv):
global OUTPUT, ID_TABLE, ENABLED
ENABLED = True
OUTPUT = ''
if argv:
CURRENT_FILE.append(argv[0])
else:
CURRENT_FILE.append('<stdout>')
if OPTIONS.Sinclair.value:
OUTPUT += include_once(search_filename('sinclair.bas', 0), 0)
if len(OUTPUT) and OUTPUT[-1] != '\n':
OUTPUT += '\n'
parser.parse(lexer = LEXER, debug = OPTIONS.Debug.value > 2)
CURRENT_FILE.pop()
OUTPUT += LEXER.include(CURRENT_FILE[-1])
if len(OUTPUT) and OUTPUT[-1] != '\n':
OUTPUT += '\n'
parser.parse(lexer = LEXER, debug = OPTIONS.Debug.value > 2)
CURRENT_FILE.pop()
def include_file(filename, lineno):
''' Writes down that "filename" was included at the current file,
at line <lineno>
'''
if filename not in INCLUDED.keys():
INCLUDED[filename] = []
if len(CURRENT_FILE) > 0:
INCLUDED[filename].append((CURRENT_FILE[-1], lineno)) # Added from wich file, line
CURRENT_FILE.append(filename)
return LEXER.include(filename)
def p_include_once_ok(p):
''' include_file : include_once NEWLINE program _ENDFILE_
'''
p[0] = [p[1]] + p[3] + [p[4]]
CURRENT_FILE.pop() # Remove top of the stack
