1 files changed, 53 insertions, 6 deletions

diff --git a/meta/lib/oe/copy_buildsystem.py b/meta/lib/oe/copy_buildsystem.py
index 5074a43cb9..dd0e6641e3 100644
--- a/meta/lib/oe/copy_buildsystem.py
+++ b/meta/lib/oe/copy_buildsystem.py
@@ -20,7 +20,7 @@ class BuildSystem(object):
         self.layerdirs = d.getVar('BBLAYERS', True).split()
         self.layers_exclude = (d.getVar('SDK_LAYERS_EXCLUDE', True) or "").split()
 
-    def copy_bitbake_and_layers(self, destdir):
+    def copy_bitbake_and_layers(self, destdir, workspace_name=None):
         # Copy in all metadata layers + bitbake (as repositories)
         layers_copied = []
         bb.utils.mkdirhier(destdir)
@@ -34,6 +34,14 @@ class BuildSystem(object):
             if layer_exclude in layers:
                 layers.remove(layer_exclude)
 
+        workspace_newname = workspace_name
+        if workspace_newname:
+            layernames = [os.path.basename(layer) for layer in layers]
+            extranum = 0
+            while workspace_newname in layernames:
+                extranum += 1
+                workspace_newname = '%s-%d' % (workspace_name, extranum)
+
         corebase_files = self.d.getVar('COREBASE_FILES', True).split()
         corebase_files = [corebase + '/' +x for x in corebase_files]
         # Make sure bitbake goes in
@@ -42,18 +50,24 @@ class BuildSystem(object):
 
         for layer in layers:
             layerconf = os.path.join(layer, 'conf', 'layer.conf')
+            layernewname = os.path.basename(layer)
+            workspace = False
             if os.path.exists(layerconf):
                 with open(layerconf, 'r') as f:
                     if f.readline().startswith("# ### workspace layer auto-generated by devtool ###"):
-                        bb.plain("NOTE: Excluding local workspace layer %s from %s" % (layer, self.context))
-                        continue
+                        if workspace_newname:
+                            layernewname = workspace_newname
+                            workspace = True
+                        else:
+                            bb.plain("NOTE: Excluding local workspace layer %s from %s" % (layer, self.context))
+                            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)
+            layerdestpath += '/' + layernewname
 
             layer_relative = os.path.relpath(layerdestpath,
                                              destdir)
@@ -73,6 +87,38 @@ class BuildSystem(object):
                 else:
                     _smart_copy(layer, layerdestpath)
 
+            if workspace:
+                # Make some adjustments original workspace layer
+                # Drop sources (recipe tasks will be locked, so we don't need them)
+                srcdir = os.path.join(layerdestpath, 'sources')
+                if os.path.isdir(srcdir):
+                    shutil.rmtree(srcdir)
+                # Drop all bbappends except the one for the image the SDK is being built for
+                # (because of externalsrc, the workspace bbappends will interfere with the
+                # locked signatures if present, and we don't need them anyway)
+                image_bbappend = os.path.splitext(os.path.basename(self.d.getVar('FILE', True)))[0] + '.bbappend'
+                appenddir = os.path.join(layerdestpath, 'appends')
+                if os.path.isdir(appenddir):
+                    for fn in os.listdir(appenddir):
+                        if fn == image_bbappend:
+                            continue
+                        else:
+                            os.remove(os.path.join(appenddir, fn))
+                # Drop README
+                readme = os.path.join(layerdestpath, 'README')
+                if os.path.exists(readme):
+                    os.remove(readme)
+                # Filter out comments in layer.conf and change layer name
+                layerconf = os.path.join(layerdestpath, 'conf', 'layer.conf')
+                with open(layerconf, 'r') as f:
+                    origlines = f.readlines()
+                with open(layerconf, 'w') as f:
+                    for line in origlines:
+                        if line.startswith('#'):
+                            continue
+                        line = line.replace('workspacelayer', workspace_newname)
+                        f.write(line)
+
         return layers_copied
 
 def generate_locked_sigs(sigfile, d):
@@ -123,7 +169,7 @@ def merge_lockedsigs(copy_tasks, lockedsigs_main, lockedsigs_extra, merged_outpu
                 if line.endswith('\\\n'):
                     if not line in merged[invalue]:
                         target, task = line.strip().split(':')[:2]
-                        if task in copy_tasks:
+                        if not copy_tasks or task in copy_tasks:
                             tocopy[invalue].append(line)
                         merged[invalue].append(line)
                 else:
@@ -150,7 +196,8 @@ def merge_lockedsigs(copy_tasks, lockedsigs_main, lockedsigs_extra, merged_outpu
             f.write('SIGGEN_LOCKEDSIGS_TYPES = "%s"\n' % ' '.join(fulltypes))
 
     write_sigs_file(copy_output, tocopy.keys(), tocopy)
-    write_sigs_file(merged_output, arch_order, merged)
+    if merged_output:
+        write_sigs_file(merged_output, arch_order, merged)
 
 def create_locked_sstate_cache(lockedsigs, input_sstate_cache, output_sstate_cache, d, fixedlsbstring=""):
     bb.note('Generating sstate-cache...')