count=count+1

if cfg_checkpoint_count>0 and count%cfg_checkpoint_count==0:

sys.stderr.write("Checkpoint after %d commits\n" % count)

wr('checkpoint')

wr()

"""Loop over our repository and find all changed and missing files."""

for left in dleft.keys():

right=dright.get(left,None)

if right==None:

# we have the file but our parent hasn't: add to left set

l.append(left)

elif match(dleft[left],right) or gitmode(dleft.flags(left))!=gitmode(dright.flags(left)):

# we have it but checksums mismatch: add to center set

c.append(left)

for right in dright.keys():

left=dleft.get(right,None)

if left==None:

# if parent has file but we don't: add to right set

r.append(right)

# change is already handled when comparing child against parent

"""Given some repository and revision, find all changed/deleted files."""

l,c,r=[],[],[]

for p in parents:

if p<0: continue

mright=repo.changectx(p).manifest()

l,c,r=split_dict(mleft,mright,l,c,r)

l.sort()

c.sort()

r.sort()

"""As git distincts between author and committer of a patch, try to

extract author by detecting Signed-off-by lines.

This walks from the end of the log message towards the top skipping

empty lines. Upon the first non-empty line, it walks all Signed-off-by

lines upwards to find the first one. For that (if found), it extracts

authorship information the usual way (authors table, cleaning, etc.)

If no Signed-off-by line is found, this defaults to the committer.

This may sound stupid (and it somehow is), but in log messages we

accidentially may have lines in the middle starting with

"Signed-off-by: foo" and thus matching our detection regex. Prevent

that."""

loglines=logmessage.split('\n')

i=len(loglines)

# from tail walk to top skipping empty lines

while i>=0:

i-=1

if len(loglines[i].strip())==0: continue

break

if i>=0:

# walk further upwards to find first sob line, store in 'first'

first=None

while i>=0:

m=sob_re.match(loglines[i])

if m==None: break

first=m

i-=1

# if the last non-empty line matches our Signed-Off-by regex: extract username

if first!=None:

r=fixup_user(first.group(1),authors)

return r

count=0

max=len(files)

for file in files:

# Skip .hgtags files. They only get us in trouble.

if not hgtags and file == ".hgtags":

sys.stderr.write('Skip %s\n' % (file))

continue

d=ctx.filectx(file).data()

if encoding:

filename=file.decode(encoding).encode('utf8')

else:

filename=file

wr('M %s inline %s' % (gitmode(manifest.flags(file)),

strip_leading_slash(filename)))

wr('data %d' % len(d)) # had some trouble with size()

wr(d)

count+=1

if count%cfg_export_boundary==0:

sys.stderr.write('Exported %d/%d files\n' % (count,max))

if max>cfg_export_boundary:

"""Sanitize input roughly according to git-check-ref-format(1)"""

# NOTE: Do not update this transform to work around

# incompatibilities on your platform. If you change it and it starts

# modifying names which previously were not touched it will break

# preexisting setups which are doing incremental imports.

#

# Use the -B and -T options to mangle branch and tag names

# instead. If you have a source repository where this is too much

# work to do manually, write a tool that does it for you.

def dot(name):

if name[0] == '.': return '_'+name[1:]

return name

n=mapping.get(name,name)

p=re.compile('([[ ~^:?\\\\*]|\.\.)')

n=p.sub('_', n)

if n[-1] in ('/', '.'): n=n[:-1]+'_'

n='/'.join(map(dot,n.split('/')))

p=re.compile('_+')

n=p.sub('_', n)

if n!=name:

sys.stderr.write('Warning: sanitized %s [%s] to [%s]\n' % (what,name,n))

branchesmap,sob,brmap,hgtags,encoding='',fn_encoding=''):

def get_branchname(name):

if brmap.has_key(name):

return brmap[name]

n=sanitize_name(name, "branch", branchesmap)

brmap[name]=n

return n

(revnode,_,user,(time,timezone),files,desc,branch,_)=get_changeset(ui,repo,revision,authors,encoding)

branch=get_branchname(branch)

parents = [p for p in repo.changelog.parentrevs(revision) if p >= 0]

if len(parents)==0 and revision != 0:

wr('reset refs/heads/%s' % branch)

wr('commit refs/heads/%s' % branch)

wr('mark :%d' % (revision+1))

if sob:

wr('author %s %d %s' % (get_author(desc,user,authors),time,timezone))

wr('committer %s %d %s' % (user,time,timezone))

wr('data %d' % (len(desc)+1)) # wtf?

wr(desc)

wr()

ctx=repo.changectx(str(revision))

man=ctx.manifest()

added,changed,removed,type=[],[],[],''

if len(parents) == 0:

# first revision: feed in full manifest

added=man.keys()

added.sort()

type='full'

else:

wr('from %s' % revnum_to_revref(parents[0], old_marks))

if len(parents) == 1:

# later non-merge revision: feed in changed manifest

# if we have exactly one parent, just take the changes from the

# manifest without expensively comparing checksums

f=repo.status(repo.lookup(parents[0]),revnode)[:3]

added,changed,removed=f[1],f[0],f[2]

type='simple delta'

else: # a merge with two parents

wr('merge %s' % revnum_to_revref(parents[1], old_marks))

# later merge revision: feed in changed manifest

# for many files comparing checksums is expensive so only do it for

# merges where we really need it due to hg's revlog logic

added,changed,removed=get_filechanges(repo,revision,parents,man)

type='thorough delta'

sys.stderr.write('%s: Exporting %s revision %d/%d with %d/%d/%d added/changed/removed files\n' %

(branch,type,revision+1,max,len(added),len(changed),len(removed)))

if fn_encoding:

removed=[r.decode(fn_encoding).encode('utf8') for r in removed]

removed=[strip_leading_slash(x) for x in removed]

map(lambda r: wr('D %s' % r),removed)

export_file_contents(ctx,man,added,hgtags,fn_encoding)

export_file_contents(ctx,man,changed,hgtags,fn_encoding)

wr()

(revnode,_,user,(time,timezone),_,_,_,_)=get_changeset(ui,repo,revision,authors,encoding)

parents = [p for p in repo.changelog.parentrevs(revision) if p >= 0]

wr('commit refs/notes/hg')

wr('committer %s %d %s' % (user,time,timezone))

wr('data 0')

if is_first:

wr('from refs/notes/hg^0')

wr('N inline :%d' % (revision+1))

hg_hash=repo.changectx(str(revision)).hex()

wr('data %d' % (len(hg_hash)))

wr_no_nl(hg_hash)

wr()

return checkpoint(count)

wr('data %d' % (len(desc)+1)) # wtf?

wr(desc)

l=repo.tagslist()

for tag,node in l:

# Remap the branch name

tag=sanitize_name(tag,"tag",tagsmap)

# ignore latest revision

if tag=='tip': continue

# ignore tags to nodes that are missing (ie, 'in the future')

if node.encode('hex_codec') not in mapping_cache:

sys.stderr.write('Tag %s refers to unseen node %s\n' % (tag, node.encode('hex_codec')))

continue

rev=int(mapping_cache[node.encode('hex_codec')])

ref=revnum_to_revref(rev, old_marks)

if ref==None:

sys.stderr.write('Failed to find reference for creating tag'

' %s at r%d\n' % (tag,rev))

continue

sys.stderr.write('Exporting tag [%s] at [hg r%d] [git %s]\n' % (tag,rev,ref))

wr('reset refs/tags/%s' % tag)

wr('from %s' % ref)

wr()

count=checkpoint(count)

cache={}

if not os.path.exists(filename):

sys.stderr.write('Could not open mapping file [%s]\n' % (filename))

return cache

f=open(filename,'r')

l=0

a=0

lre=re.compile('^([^=]+)[ ]*=[ ]*(.+)$')

for line in f.readlines():

l+=1

line=line.strip()

if line=='' or line[0]=='#':

continue

m=lre.match(line)

if m==None:

sys.stderr.write('Invalid file format in [%s], line %d\n' % (filename,l))

continue

# put key:value in cache, key without ^:

cache[m.group(1).strip()]=m.group(2).strip()

a+=1

f.close()

sys.stderr.write('Loaded %d %s\n' % (a, name))

'''return the tipmost branch head in heads'''

tip = heads[-1]

for h in reversed(heads):

if 'close' not in repo.changelog.read(h)[5]:

tip = h

break

branches={}

for bn, heads in repo.branchmap().iteritems():

branches[bn] = branchtip(repo, heads)

l=[(-repo.changelog.rev(n), n, t) for t, n in branches.items()]

l.sort()

# get list of hg's branches to verify, don't take all git has

for _,_,b in l:

b=get_branch(b)

sanitized_name=sanitize_name(b,"branch",branchesmap)

sha1=get_git_sha1(sanitized_name)

c=cache.get(sanitized_name)

if sha1!=c:

sys.stderr.write('Error: Branch [%s] modified outside hg-fast-export:'

'\n%s (repo) != %s (cache)\n' % (b,sha1,c))

if not force: return False

# verify that branch has exactly one head

t={}

for h in repo.heads():

(_,_,_,_,_,_,branch,_)=get_changeset(ui,repo,h)

if t.get(branch,False):

sys.stderr.write('Error: repository has at least one unnamed head: hg r%s\n' %

repo.changelog.rev(h))

if not force: return False

t[branch]=True

authors={},branchesmap={},tagsmap={},

sob=False,force=False,hgtags=False,notes=False,encoding='',fn_encoding=''):

def check_cache(filename, contents):

if len(contents) == 0:

sys.stderr.write('Warning: %s does not contain any data, this will probably make an incremental import fail\n' % filename)

_max=int(m)

old_marks=load_cache(marksfile,lambda s: int(s)-1)

mapping_cache=load_cache(mappingfile)

heads_cache=load_cache(headsfile)

state_cache=load_cache(tipfile)

if len(state_cache) != 0:

for (name, data) in [(marksfile, old_marks),

(mappingfile, mapping_cache),

(headsfile, state_cache)]:

check_cache(name, data)

ui,repo=setup_repo(repourl)

if not verify_heads(ui,repo,heads_cache,force,branchesmap):

return 1

try:

tip=repo.changelog.count()

except AttributeError:

tip=len(repo)

min=int(state_cache.get('tip',0))

max=_max

if _max<0 or max>tip:

max=tip

for rev in range(0,max):

(revnode,_,_,_,_,_,_,_)=get_changeset(ui,repo,rev,authors)

mapping_cache[revnode.encode('hex_codec')] = str(rev)

c=0

brmap={}

for rev in range(min,max):

c=export_commit(ui,repo,rev,old_marks,max,c,authors,branchesmap,

sob,brmap,hgtags,encoding,fn_encoding)

if notes:

for rev in range(min,max):

c=export_note(ui,repo,rev,c,authors, encoding, rev == min and min != 0)

state_cache['tip']=max

state_cache['repo']=repourl

save_cache(tipfile,state_cache)

save_cache(mappingfile,mapping_cache)

c=export_tags(ui,repo,old_marks,mapping_cache,c,authors,tagsmap)

sys.stderr.write('Issued %d commands\n' % c)