Include inttypes.h instead of stdint.h (fixes issue299)
Many projects use inttypes.h, too. stdint.h isn't available everywhere, e.g.
on some versions of Solaris, while inttypes.h is available everywhere where
stdint.h is.
"""
changegroup.py - Mercurial changegroup manipulation functions
Copyright 2006 Matt Mackall <mpm@selenic.com>
This software may be used and distributed according to the terms
of the GNU General Public License, incorporated herein by reference.
"""
from i18n import gettext as _
from demandload import *
demandload(globals(), "struct util")
def getchunk(source):
"""get a chunk from a changegroup"""
d = source.read(4)
if not d:
return ""
l = struct.unpack(">l", d)[0]
if l <= 4:
return ""
d = source.read(l - 4)
if len(d) < l - 4:
raise util.Abort(_("premature EOF reading chunk"
" (got %d bytes, expected %d)")
% (len(d), l - 4))
return d
def chunkiter(source):
"""iterate through the chunks in source"""
while 1:
c = getchunk(source)
if not c:
break
yield c
def genchunk(data):
"""build a changegroup chunk"""
header = struct.pack(">l", len(data)+ 4)
return "%s%s" % (header, data)
def closechunk():
return struct.pack(">l", 0)