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authorRandy Witt <randy.e.witt@linux.intel.com>2015-02-23 17:00:37 +0000
committerRichard Purdie <richard.purdie@linuxfoundation.org>2015-02-23 18:00:11 +0000
commit3dc52164fb560ccbe5c203a4587f6286c8fc0389 (patch)
tree303ab2279373de833e5b671a29baa4385398cde6
parented4287a60b33cb597eb7fa13b3855a528315b3b0 (diff)
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copy_buildsystem.py: Add a way to copy buildsystem to a directory.
This file provides a way to take bitbake and the layers in the current build and copy them to a target specified. Signed-off-by: Randy Witt <randy.e.witt@linux.intel.com> Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-rw-r--r--meta/lib/oe/copy_buildsystem.py70
1 files changed, 70 insertions, 0 deletions
diff --git a/meta/lib/oe/copy_buildsystem.py b/meta/lib/oe/copy_buildsystem.py
new file mode 100644
index 00000000000..5a4d8c332e4
--- /dev/null
+++ b/meta/lib/oe/copy_buildsystem.py
@@ -0,0 +1,70 @@
+# This class should provide easy access to the different aspects of the
+# buildsystem such as layers, bitbake location, etc.
+import stat
+import shutil
+
+def _smart_copy(src, dest):
+ # smart_copy will choose the correct function depending on whether the
+ # source is a file or a directory.
+ mode = os.stat(src).st_mode
+ if stat.S_ISDIR(mode):
+ shutil.copytree(src, dest, symlinks=True)
+ else:
+ shutil.copyfile(src, dest)
+ shutil.copymode(src, dest)
+
+class BuildSystem(object):
+ def __init__(self, d):
+ self.d = d
+ self.layerdirs = d.getVar('BBLAYERS', True).split()
+
+ def copy_bitbake_and_layers(self, destdir):
+ # Copy in all metadata layers + bitbake (as repositories)
+ layers_copied = []
+ bb.utils.mkdirhier(destdir)
+ layers = list(self.layerdirs)
+
+ corebase = self.d.getVar('COREBASE', True)
+ layers.append(corebase)
+
+ corebase_files = self.d.getVar('COREBASE_FILES', True).split()
+
+ # bitbake belongs in corebase so make sure it goes there
+ if "bitbake" not in corebase_files:
+ corebase_files.append("bitbake")
+ corebase_files = [corebase + '/' +x for x in corebase_files]
+
+ for layer in layers:
+ layerconf = os.path.join(layer, 'conf', 'layer.conf')
+ if os.path.exists(layerconf):
+ with open(layerconf, 'r') as f:
+ if f.readline().startswith("# ### workspace layer auto-generated by devtool ###"):
+ bb.warn("Skipping local workspace layer %s" % layer)
+ continue
+
+ # If the layer was already under corebase, leave it there
+ # since layers such as meta have issues when moved.
+ layerdestpath = destdir
+ if corebase == os.path.dirname(layer):
+ layerdestpath += '/' + os.path.basename(corebase)
+ layerdestpath += '/' + os.path.basename(layer)
+
+ layer_relative = os.path.relpath(layerdestpath,
+ destdir)
+ layers_copied.append(layer_relative)
+
+ # Treat corebase as special since it typically will contain
+ # build directories or other custom items.
+ if corebase == layer:
+ bb.utils.mkdirhier(layerdestpath)
+ for f in corebase_files:
+ f_basename = os.path.basename(f)
+ destname = os.path.join(layerdestpath, f_basename)
+ _smart_copy(f, destname)
+ else:
+ if os.path.exists(layerdestpath):
+ bb.note("Skipping layer %s, already handled" % layer)
+ else:
+ _smart_copy(layer, layerdestpath)
+
+ return layers_copied