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comparison mercurial/util.py @ 15669:390bcd01775a stable

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icasefs: use util.normcase() instead of lower() or os.path.normcase in fspath this also avoids lower()-ing on each path components by reuse the path normcase()-ed at beginning of function.
author FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
date Fri, 16 Dec 2011 21:09:40 +0900
parents eacfd851cb9e
children d6c19cfa03ce
comparison
equal deleted inserted replaced
15668:8e020155e76c 15669:390bcd01775a
616 The name is either relative to root, or it is an absolute path starting 616 The name is either relative to root, or it is an absolute path starting
617 with root. Note that this function is unnecessary, and should not be 617 with root. Note that this function is unnecessary, and should not be
618 called, for case-sensitive filesystems (simply because it's expensive). 618 called, for case-sensitive filesystems (simply because it's expensive).
619 ''' 619 '''
620 # If name is absolute, make it relative 620 # If name is absolute, make it relative
621 if name.lower().startswith(root.lower()): 621 name = normcase(name)
622 root = normcase(root)
623 if name.startswith(root):
622 l = len(root) 624 l = len(root)
623 if name[l] == os.sep or name[l] == os.altsep: 625 if name[l] == os.sep or name[l] == os.altsep:
624 l = l + 1 626 l = l + 1
625 name = name[l:] 627 name = name[l:]
626 628
631 if os.altsep: 633 if os.altsep:
632 seps = seps + os.altsep 634 seps = seps + os.altsep
633 # Protect backslashes. This gets silly very quickly. 635 # Protect backslashes. This gets silly very quickly.
634 seps.replace('\\','\\\\') 636 seps.replace('\\','\\\\')
635 pattern = re.compile(r'([^%s]+)|([%s]+)' % (seps, seps)) 637 pattern = re.compile(r'([^%s]+)|([%s]+)' % (seps, seps))
636 dir = os.path.normcase(os.path.normpath(root)) 638 dir = os.path.normpath(root)
637 result = [] 639 result = []
638 for part, sep in pattern.findall(name): 640 for part, sep in pattern.findall(name):
639 if sep: 641 if sep:
640 result.append(sep) 642 result.append(sep)
641 continue 643 continue
642 644
643 if dir not in _fspathcache: 645 if dir not in _fspathcache:
644 _fspathcache[dir] = os.listdir(dir) 646 _fspathcache[dir] = os.listdir(dir)
645 contents = _fspathcache[dir] 647 contents = _fspathcache[dir]
646 648
647 lpart = part.lower()
648 lenp = len(part) 649 lenp = len(part)
649 for n in contents: 650 for n in contents:
650 if lenp == len(n) and n.lower() == lpart: 651 if lenp == len(n) and normcase(n) == part:
651 result.append(n) 652 result.append(n)
652 break 653 break
653 else: 654 else:
654 # Cannot happen, as the file exists! 655 # Cannot happen, as the file exists!
655 result.append(part) 656 result.append(part)
656 dir = os.path.join(dir, lpart) 657 dir = os.path.join(dir, part)
657 658
658 return ''.join(result) 659 return ''.join(result)
659 660
660 def checknlink(testfile): 661 def checknlink(testfile):
661 '''check whether hardlink count reporting works properly''' 662 '''check whether hardlink count reporting works properly'''