diff options
Diffstat (limited to 'meta/lib/oe/path.py')
| -rw-r--r-- | meta/lib/oe/path.py | 96 |
1 files changed, 46 insertions, 50 deletions
diff --git a/meta/lib/oe/path.py b/meta/lib/oe/path.py index 413ebfb395..448a2b944e 100644 --- a/meta/lib/oe/path.py +++ b/meta/lib/oe/path.py @@ -50,9 +50,30 @@ def make_relative_symlink(path): os.remove(path) os.symlink(base, path) +def replace_absolute_symlinks(basedir, d): + """ + Walk basedir looking for absolute symlinks and replacing them with relative ones. + The absolute links are assumed to be relative to basedir + (compared to make_relative_symlink above which tries to compute common ancestors + using pattern matching instead) + """ + for walkroot, dirs, files in os.walk(basedir): + for file in files + dirs: + path = os.path.join(walkroot, file) + if not os.path.islink(path): + continue + link = os.readlink(path) + if not os.path.isabs(link): + continue + walkdir = os.path.dirname(path.rpartition(basedir)[2]) + base = os.path.relpath(link, walkdir) + bb.debug(2, "Replacing absolute path %s with relative path %s" % (link, base)) + os.remove(path) + os.symlink(base, path) + def format_display(path, metadata): """ Prepare a path for display to the user. """ - rel = relative(metadata.getVar("TOPDIR", True), path) + rel = relative(metadata.getVar("TOPDIR"), path) if len(rel) > len(path): return path else: @@ -65,27 +86,43 @@ def copytree(src, dst): # This way we also preserve hardlinks between files in the tree. bb.utils.mkdirhier(dst) - cmd = 'tar -cf - -C %s -p . | tar -xf - -C %s' % (src, dst) - check_output(cmd, shell=True, stderr=subprocess.STDOUT) + cmd = "tar --xattrs --xattrs-include='*' -cf - -C %s -p . | tar --xattrs --xattrs-include='*' -xf - -C %s" % (src, dst) + subprocess.check_output(cmd, shell=True, stderr=subprocess.STDOUT) def copyhardlinktree(src, dst): """ Make the hard link when possible, otherwise copy. """ bb.utils.mkdirhier(dst) if os.path.isdir(src) and not len(os.listdir(src)): - return + return if (os.stat(src).st_dev == os.stat(dst).st_dev): # Need to copy directories only with tar first since cp will error if two # writers try and create a directory at the same time - cmd = 'cd %s; find . -type d -print | tar -cf - -C %s -p --files-from - --no-recursion | tar -xf - -C %s' % (src, src, dst) - check_output(cmd, shell=True, stderr=subprocess.STDOUT) - cmd = 'cd %s; find . -print0 | cpio --null -pdlu %s' % (src, dst) - check_output(cmd, shell=True, stderr=subprocess.STDOUT) + cmd = "cd %s; find . -type d -print | tar --xattrs --xattrs-include='*' -cf - -C %s -p --no-recursion --files-from - | tar --xattrs --xattrs-include='*' -xf - -C %s" % (src, src, dst) + subprocess.check_output(cmd, shell=True, stderr=subprocess.STDOUT) + source = '' + if os.path.isdir(src): + if len(glob.glob('%s/.??*' % src)) > 0: + source = './.??* ' + source += './*' + s_dir = src + else: + source = src + s_dir = os.getcwd() + cmd = 'cp -afl --preserve=xattr %s %s' % (source, os.path.realpath(dst)) + subprocess.check_output(cmd, shell=True, cwd=s_dir, stderr=subprocess.STDOUT) else: copytree(src, dst) def remove(path, recurse=True): - """Equivalent to rm -f or rm -rf""" + """ + Equivalent to rm -f or rm -rf + NOTE: be careful about passing paths that may contain filenames with + wildcards in them (as opposed to passing an actual wildcarded path) - + since we use glob.glob() to expand the path. Filenames containing + square brackets are particularly problematic since the they may not + actually expand to match the original filename. + """ for name in glob.glob(path): try: os.unlink(name) @@ -105,47 +142,6 @@ def symlink(source, destination, force=False): if e.errno != errno.EEXIST or os.readlink(destination) != source: raise -class CalledProcessError(Exception): - def __init__(self, retcode, cmd, output = None): - self.retcode = retcode - self.cmd = cmd - self.output = output - def __str__(self): - return "Command '%s' returned non-zero exit status %d with output %s" % (self.cmd, self.retcode, self.output) - -# Not needed when we move to python 2.7 -def check_output(*popenargs, **kwargs): - r"""Run command with arguments and return its output as a byte string. - - If the exit code was non-zero it raises a CalledProcessError. The - CalledProcessError object will have the return code in the returncode - attribute and output in the output attribute. - - The arguments are the same as for the Popen constructor. Example: - - >>> check_output(["ls", "-l", "/dev/null"]) - 'crw-rw-rw- 1 root root 1, 3 Oct 18 2007 /dev/null\n' - - The stdout argument is not allowed as it is used internally. - To capture standard error in the result, use stderr=STDOUT. - - >>> check_output(["/bin/sh", "-c", - ... "ls -l non_existent_file ; exit 0"], - ... stderr=STDOUT) - 'ls: non_existent_file: No such file or directory\n' - """ - if 'stdout' in kwargs: - raise ValueError('stdout argument not allowed, it will be overridden.') - process = subprocess.Popen(stdout=subprocess.PIPE, *popenargs, **kwargs) - output, unused_err = process.communicate() - retcode = process.poll() - if retcode: - cmd = kwargs.get("args") - if cmd is None: - cmd = popenargs[0] - raise CalledProcessError(retcode, cmd, output=output) - return output - def find(dir, **walkoptions): """ Given a directory, recurses into that directory, returning all files as absolute paths. """ |