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author | Paul Eggleton <paul.eggleton@linux.intel.com> | 2015-05-22 16:42:21 +0100 |
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committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2015-05-23 08:18:42 +0100 |
commit | 8dcd83e5edb1cf3307b610d3bb8d54733ea7356d (patch) | |
tree | a3796590bb7f7f90746cd557f163da7d19cc32a9 | |
parent | 8e0211d121e4cb1124dfe879db751ad00f5c978b (diff) | |
download | bitbake-8dcd83e5edb1cf3307b610d3bb8d54733ea7356d.tar.gz |
lib/bb/utils: add function to get layer containing a file
In certain contexts it can be useful to find the layer that a file (e.g.
a recipe) appears in.
Implements [YOCTO #7723].
(Bitbake master rev: 3bf9c8830c5d5eea5502230d5af84ebd87ad5849)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-rw-r--r-- | lib/bb/utils.py | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/lib/bb/utils.py b/lib/bb/utils.py index c97f3ef81..1681efd7e 100644 --- a/lib/bb/utils.py +++ b/lib/bb/utils.py @@ -1097,3 +1097,19 @@ def edit_bblayers_conf(bblayers_conf, add, remove): return (notadded, notremoved) + +def get_file_layer(filename, d): + """Determine the collection (as defined by a layer's layer.conf file) containing the specified file""" + collections = (d.getVar('BBFILE_COLLECTIONS', True) or '').split() + collection_res = {} + for collection in collections: + collection_res[collection] = d.getVar('BBFILE_PATTERN_%s' % collection, True) or '' + + # Use longest path so we handle nested layers + matchlen = 0 + match = None + for collection, regex in collection_res.iteritems(): + if len(regex) > matchlen and re.match(regex, filename): + matchlen = len(regex) + match = collection + return match |