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comparison mercurial/commands.py @ 698:df78d8ccac4c

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Use python function instead of external 'cp' command when cloning repos. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Use python function instead of external 'cp' command when cloning repos. Inspired by a patch from Stephen Darnell. manifest hash: b525b0bf40f349b362db7c46d62be41572ef65cf -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQFC1ncZW7P1GVgWeRoRAiJmAJ9GaCPaG6yOKb72I+SpDDdcdXTISACePD0H GR/F+qqzi2imdgIV77ziLcQ= =YVd2 -----END PGP SIGNATURE-----
author Thomas Arendsen Hein <thomas@intevation.de>
date Thu, 14 Jul 2005 15:30:49 +0100
parents cb1be2327220
children 64046575a6f7
comparison
equal deleted inserted replaced
697:cb1be2327220 698:df78d8ccac4c
4 # 4 #
5 # This software may be used and distributed according to the terms 5 # This software may be used and distributed according to the terms
6 # of the GNU General Public License, incorporated herein by reference. 6 # of the GNU General Public License, incorporated herein by reference.
7 7
8 from demandload import demandload 8 from demandload import demandload
9 demandload(globals(), "os re sys signal") 9 demandload(globals(), "os re sys signal shutil")
10 demandload(globals(), "fancyopts ui hg util") 10 demandload(globals(), "fancyopts ui hg util")
11 demandload(globals(), "fnmatch hgweb mdiff random signal time traceback") 11 demandload(globals(), "fnmatch hgweb mdiff random signal time traceback")
12 demandload(globals(), "errno socket version struct") 12 demandload(globals(), "errno socket version struct")
13 13
14 class UnknownCommand(Exception): 14 class UnknownCommand(Exception):
371 sys.exit(1); 371 sys.exit(1);
372 else: 372 else:
373 fp = sys.stdout 373 fp = sys.stdout
374 fp.write(r.read(n)) 374 fp.write(r.read(n))
375 375
376 def clone(ui, source, dest = None, **opts): 376 def clone(ui, source, dest=None, **opts):
377 """make a copy of an existing repository""" 377 """make a copy of an existing repository"""
378 if dest is None: 378 if dest is None:
379 dest = os.path.basename(os.path.normpath(source)) 379 dest = os.path.basename(os.path.normpath(source))
380 380
381 if os.path.exists(dest): 381 if os.path.exists(dest):
382 ui.warn("abort: destination '%s' already exists\n" % dest) 382 ui.warn("abort: destination '%s' already exists\n" % dest)
383 return 1 383 return 1
384 384
385 class Dircleanup: 385 class Dircleanup:
386 def __init__(self, dir_): 386 def __init__(self, dir_):
387 import shutil
388 self.rmtree = shutil.rmtree 387 self.rmtree = shutil.rmtree
389 self.dir_ = dir_ 388 self.dir_ = dir_
390 os.mkdir(dir_) 389 os.mkdir(dir_)
391 def close(self): 390 def close(self):
392 self.dir_ = None 391 self.dir_ = None
399 source = ui.expandpath(source) 398 source = ui.expandpath(source)
400 other = hg.repository(ui, source) 399 other = hg.repository(ui, source)
401 400
402 if other.dev() != -1: 401 if other.dev() != -1:
403 abspath = os.path.abspath(source) 402 abspath = os.path.abspath(source)
404 403 copyfile = (os.stat(dest).st_dev == other.dev()
405 if other.dev() != -1 and os.stat(dest).st_dev == other.dev(): 404 and getattr(os, 'link', None) or shutil.copy2)
406 ui.note("cloning by hardlink\n") 405 if copyfile is not shutil.copy2:
407 util.system("cp -al '%s'/.hg '%s'/.hg" % (source, dest)) 406 ui.note("cloning by hardlink\n")
407 util.copytree(os.path.join(source, ".hg"), os.path.join(dest, ".hg"),
408 copyfile)
408 try: 409 try:
409 os.unlink(os.path.join(dest, ".hg", "dirstate")) 410 os.unlink(os.path.join(dest, ".hg", "dirstate"))
410 except IOError: 411 except IOError:
411 pass 412 pass
412 413