diff options
Diffstat (limited to 'paramiko/file.py')
-rw-r--r-- | paramiko/file.py | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/paramiko/file.py b/paramiko/file.py index 311e198..e3b0a16 100644 --- a/paramiko/file.py +++ b/paramiko/file.py @@ -206,6 +206,7 @@ class BufferedFile (ClosingContextManager): if not (self._flags & self.FLAG_READ): raise IOError('File not open for reading') line = self._rbuffer + truncated = False while True: if self._at_trailing_cr and (self._flags & self.FLAG_UNIVERSAL_NEWLINE) and (len(line) > 0): # edge case: the newline may be '\r\n' and we may have read @@ -220,11 +221,11 @@ class BufferedFile (ClosingContextManager): # enough. if (size is not None) and (size >= 0): if len(line) >= size: - # truncate line and return + # truncate line self._rbuffer = line[size:] line = line[:size] - self._pos += len(line) - return line if self._flags & self.FLAG_BINARY else u(line) + truncated = True + break n = size - len(line) else: n = self._bufsize @@ -246,10 +247,17 @@ class BufferedFile (ClosingContextManager): rpos = line.find(cr_byte) if (rpos >= 0) and (rpos < pos or pos < 0): pos = rpos + if pos == -1: + # we couldn't find a newline in the truncated string, return it + self._pos += len(line) + return line if self._flags & self.FLAG_BINARY else u(line) xpos = pos + 1 if (line[pos] == cr_byte_value) and (xpos < len(line)) and (line[xpos] == linefeed_byte_value): xpos += 1 - self._rbuffer = line[xpos:] + # if the string was truncated, _rbuffer needs to have the string after + # the newline character plus the truncated part of the line we stored + # earlier in _rbuffer + self._rbuffer = line[xpos:] + self._rbuffer if truncated else line[xpos:] lf = line[pos:xpos] line = line[:pos] + linefeed_byte if (len(self._rbuffer) == 0) and (lf == cr_byte): |