From 707bbb0667edfc9df15863286a02f64adfb5544d Mon Sep 17 00:00:00 2001 From: Chris Larson Date: Wed, 14 Apr 2010 18:25:58 -0700 Subject: oe.path.relative: leverage os.path.relpath if available Signed-off-by: Chris Larson --- lib/oe/path.py | 27 +++++++++++++++------------ 1 file changed, 15 insertions(+), 12 deletions(-) (limited to 'lib/oe/path.py') diff --git a/lib/oe/path.py b/lib/oe/path.py index 7dafdb173e..48c4b9b633 100644 --- a/lib/oe/path.py +++ b/lib/oe/path.py @@ -15,22 +15,25 @@ def relative(src, dest): >>> relative("/tmp", "/tmp/foo/bar") foo/bar """ - from os.path import sep, pardir, normpath, commonprefix + import os.path - destlist = normpath(dest).split(sep) - srclist = normpath(src).split(sep) + if hasattr(os.path, "relpath"): + return os.path.relpath(dest, src) + else: + destlist = os.path.normpath(dest).split(os.path.sep) + srclist = os.path.normpath(src).split(os.path.sep) - # Find common section of the path - common = commonprefix([destlist, srclist]) - commonlen = len(common) + # Find common section of the path + common = os.path.commonprefix([destlist, srclist]) + commonlen = len(common) - # Climb back to the point where they differentiate - relpath = [ pardir ] * (len(srclist) - commonlen) - if commonlen < len(destlist): - # Add remaining portion - relpath += destlist[commonlen:] + # Climb back to the point where they differentiate + relpath = [ pardir ] * (len(srclist) - commonlen) + if commonlen < len(destlist): + # Add remaining portion + relpath += destlist[commonlen:] - return sep.join(relpath) + return sep.join(relpath) def format_display(path, metadata): """ Prepare a path for display to the user. """ -- cgit 1.2.3-korg