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# Copyright (C) 2005 Aaron Bentley
# <aaron.bentley@utoronto.ca>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import sys, os
from subprocess import Popen, PIPE
from bzrlib.transport import get_transport
from urlparse import urlsplit, urlunsplit
from bzrlib.workingtree import WorkingTree
import bzrlib.add
class BzrTagProc:
"""This class handle the additional bazaar diff tags
TODO:
error handling
"""
def __init__(self, tree):
self.renamed = None
self.link = None
self.tree = tree
def _extractname(self, s):
x = s[0]
i = 1
ls = len(s)
while i < ls:
if s[i] == '\\':
assert(i+1 < ls )
i += 2
continue
if s[i] == x:
return s[1:i],i+1
i += 1
assert(False)
def extractname(self, s):
space = s.find(" ",9) # find the 2nd space
assert(space)
return self._extractname(s[space+1:])[0]
def extractnames(self, s):
space = s.find(" ",10) # find the 2nd space
assert(space)
s=s[space+1:]
source, pos = self._extractname(s)
assert( pos +4 < len(s) )
dest, dummy = self._extractname(s[pos+4:])
return source,dest
def flush(self):
self.process( )
def add(self,name):
action = bzrlib.add.add_action_add_and_print
added, ignored = bzrlib.add.smart_add([name], False, action)
def process(self, cmd = None):
if self.renamed:
os.rename(self.renamed[0], self.renamed[1])
self.renamed = None
if not cmd: return
if ( cmd.startswith("removed file") or
cmd.startswith("removed symlink") ):
target = self.extractname(cmd)
print "removing '%s'"%target
if not cmd.startswith("removed file"):
os.unlink(target)
self.tree.remove([target])
elif cmd.startswith("removed directory"):
target = self.extractname(cmd)
print "removing '%s'"%target
os.rmdir(target)
self.tree.remove([target])
elif cmd.startswith("added file"):
target = self.extractname(cmd)
print "adding '%s'"%target
f = open(target,"w")
f.close( )
self.add(target)
elif cmd.startswith("added directory"):
target = self.extractname(cmd)
print "adding '%s'"%target
os.mkdir(target)
self.add(target)
elif cmd.startswith("added symlink"):
assert(not self.link)
self.link = self.extractname(cmd)
elif cmd.startswith("target is"):
assert(self.link)
target = self.extractname(cmd)
print "symlinking '%s' => '%s'"%(target, self.link)
os.symlink(target, self.link)
self.link = None
self.add(self.link)
elif ( cmd.startswith("renamed symlink") or
cmd.startswith("renamed file") or
cmd.startswith("renamed directory") ):
space = cmd.find(" ",10) # find the 2nd space
assert(space)
source,dest = self.extractnames(cmd[space+1:])
print "renaming '%s' => '%s'"%(source,dest)
#os.rename(source,dest)
self.tree.rename_one(source,dest)
else:
sys.stderr.write("Unsupported tag: '%s'\n"%cmd)
def patch(branch, location, strip, legacy):
"""Apply a patch to a branch, using patch(1). URLs may be used."""
my_file = None
if location is None:
my_file = sys.stdin
else:
for prefix in ('http://', 'sftp://', 'file://'):
if not location.startswith(prefix):
continue
(scheme, loc, path, query, fragment) = urlsplit(location)
loc_start = urlunsplit((scheme, loc, '/', '', ''))
my_file = get_transport(loc_start).get(path[1:])
if my_file is None:
my_file = file(location, 'rb')
cmd = ['patch', '--directory', branch.base, '--strip', str(strip)]
r = 0
if legacy:
child_proc = Popen(cmd, stdin=PIPE)
for line in my_file:
child_proc.stdin.write(line)
child_proc.stdin.close()
r = child_proc.wait()
else:
bzr_tags_proc = BzrTagProc(WorkingTree.open_containing(u'.')[0])
child_proc = None
for line in my_file:
if line.startswith("=== "):
if child_proc:
child_proc.stdin.close()
r = child_proc.wait()
child_proc = None
bzr_tags_proc.process(line[4:])
else:
if not child_proc:
child_proc = Popen(cmd, stdin=PIPE)
#sys.stdout.write("# %s"%line)
child_proc.stdin.write(line)
if child_proc:
child_proc.stdin.close()
r = child_proc.wait()
bzr_tags_proc.flush( )
return r
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