def runScanner(data, scanner_class, lexicon=None):
info = UStringIO(data)
outfo = UStringIO()
if lexicon is not None:
scanner = scanner_class(lexicon, info)
else:
scanner = scanner_class(info)
while True:
value, text = scanner.read()
if value is None:
break
elif value is IGNORE:
pass
else:
outfo.write(value)
return outfo.getvalue(), scanner
def removeHeader(source):
lines = LineQueue()
def LookingForHeader(line):
m = re.match(r'/\*[^\n]*-- translated', line)
if m:
return InHeader
else:
lines.add(line)
return LookingForHeader
def InHeader(line):
if line.startswith('*/'):
return OutOfHeader
else:
return InHeader
def OutOfHeader(line):
if line.startswith('#include "f2c.h"'):
pass
else:
lines.add(line)
return OutOfHeader
state = LookingForHeader
for line in UStringIO(source):
state = state(line)
return lines.getValue()
def compute_content(self, layout):
"""trick to compute the formatting of children layout before actually
writing it
return an iterator on strings (one for each child element)
"""
# use cells !
def write(data):
try:
stream.write(data)
except UnicodeEncodeError:
stream.write(data.encode(self.encoding))
def writeln(data=''):
try:
stream.write(data+linesep)
except UnicodeEncodeError:
stream.write(data.encode(self.encoding)+linesep)
self.write = write
self.writeln = writeln
self.__compute_funcs.append((write, writeln))
for child in layout.children:
stream = UStringIO()
child.accept(self)
yield stream.getvalue()
self.__compute_funcs.pop()
try:
self.write, self.writeln = self.__compute_funcs[-1]
except IndexError:
del self.write
del self.writeln
def removeSubroutinePrototypes(source):
expression = re.compile(
r'/[*] Subroutine [*]/^\s*(?:(?:inline|static)\s+){0,2}(?!else|typedef|return)\w+\s+\*?\s*(\w+)\s*\([^0]+\)\s*;?'
)
lines = LineQueue()
for line in UStringIO(source):
if not expression.match(line):
lines.add(line)
return lines.getValue()
def cleanComments(source):
lines = LineQueue()
comments = CommentQueue()
def isCommentLine(line):
return line.startswith('/*') and line.endswith('*/\n')
blanks = LineQueue()
def isBlank(line):
return line.strip() == ''
def SourceLines(line):
if isCommentLine(line):
comments.add(line)
return HaveCommentLines
else:
lines.add(line)
return SourceLines
def HaveCommentLines(line):
if isBlank(line):
blanks.add('\n')
return HaveBlankLines
elif isCommentLine(line):
comments.add(line)
return HaveCommentLines
else:
comments.flushTo(lines)
lines.add(line)
return SourceLines
def HaveBlankLines(line):
if isBlank(line):
blanks.add('\n')
return HaveBlankLines
elif isCommentLine(line):
blanks.flushTo(comments)
comments.add(line)
return HaveCommentLines
else:
comments.flushTo(lines)
blanks.flushTo(lines)
lines.add(line)
return SourceLines
state = SourceLines
for line in UStringIO(source):
state = state(line)
comments.flushTo(lines)
return lines.getValue()
def removeBuiltinFunctions(source):
lines = LineQueue()
def LookingForBuiltinFunctions(line):
if line.strip() == '/* Builtin functions */':
return InBuiltInFunctions
else:
lines.add(line)
return LookingForBuiltinFunctions
def InBuiltInFunctions(line):
if line.strip() == '':
return LookingForBuiltinFunctions
else:
return InBuiltInFunctions
state = LookingForBuiltinFunctions
for line in UStringIO(source):
state = state(line)
return lines.getValue()