| Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 1 | # This class should provide easy access to the different aspects of the |
| 2 | # buildsystem such as layers, bitbake location, etc. |
| 3 | import stat |
| 4 | import shutil |
| 5 | |
| 6 | def _smart_copy(src, dest): |
| 7 | # smart_copy will choose the correct function depending on whether the |
| 8 | # source is a file or a directory. |
| 9 | mode = os.stat(src).st_mode |
| 10 | if stat.S_ISDIR(mode): |
| 11 | shutil.copytree(src, dest, symlinks=True) |
| 12 | else: |
| 13 | shutil.copyfile(src, dest) |
| 14 | shutil.copymode(src, dest) |
| 15 | |
| 16 | class BuildSystem(object): |
| 17 | def __init__(self, d): |
| 18 | self.d = d |
| 19 | self.layerdirs = d.getVar('BBLAYERS', True).split() |
| 20 | |
| 21 | def copy_bitbake_and_layers(self, destdir): |
| 22 | # Copy in all metadata layers + bitbake (as repositories) |
| 23 | layers_copied = [] |
| 24 | bb.utils.mkdirhier(destdir) |
| 25 | layers = list(self.layerdirs) |
| 26 | |
| 27 | corebase = self.d.getVar('COREBASE', True) |
| 28 | layers.append(corebase) |
| 29 | |
| 30 | corebase_files = self.d.getVar('COREBASE_FILES', True).split() |
| 31 | corebase_files = [corebase + '/' +x for x in corebase_files] |
| 32 | # Make sure bitbake goes in |
| 33 | bitbake_dir = bb.__file__.rsplit('/', 3)[0] |
| 34 | corebase_files.append(bitbake_dir) |
| 35 | |
| 36 | for layer in layers: |
| 37 | layerconf = os.path.join(layer, 'conf', 'layer.conf') |
| 38 | if os.path.exists(layerconf): |
| 39 | with open(layerconf, 'r') as f: |
| 40 | if f.readline().startswith("# ### workspace layer auto-generated by devtool ###"): |
| 41 | bb.warn("Skipping local workspace layer %s" % layer) |
| 42 | continue |
| 43 | |
| 44 | # If the layer was already under corebase, leave it there |
| 45 | # since layers such as meta have issues when moved. |
| 46 | layerdestpath = destdir |
| 47 | if corebase == os.path.dirname(layer): |
| 48 | layerdestpath += '/' + os.path.basename(corebase) |
| 49 | layerdestpath += '/' + os.path.basename(layer) |
| 50 | |
| 51 | layer_relative = os.path.relpath(layerdestpath, |
| 52 | destdir) |
| 53 | layers_copied.append(layer_relative) |
| 54 | |
| 55 | # Treat corebase as special since it typically will contain |
| 56 | # build directories or other custom items. |
| 57 | if corebase == layer: |
| 58 | bb.utils.mkdirhier(layerdestpath) |
| 59 | for f in corebase_files: |
| 60 | f_basename = os.path.basename(f) |
| 61 | destname = os.path.join(layerdestpath, f_basename) |
| 62 | _smart_copy(f, destname) |
| 63 | else: |
| 64 | if os.path.exists(layerdestpath): |
| 65 | bb.note("Skipping layer %s, already handled" % layer) |
| 66 | else: |
| 67 | _smart_copy(layer, layerdestpath) |
| 68 | |
| 69 | return layers_copied |
| 70 | |
| 71 | def generate_locked_sigs(sigfile, d): |
| 72 | bb.utils.mkdirhier(os.path.dirname(sigfile)) |
| 73 | depd = d.getVar('BB_TASKDEPDATA', True) |
| 74 | tasks = ['%s.%s' % (v[2], v[1]) for v in depd.itervalues()] |
| 75 | bb.parse.siggen.dump_lockedsigs(sigfile, tasks) |
| 76 | |
| 77 | def prune_lockedsigs(allowed_tasks, excluded_targets, lockedsigs, pruned_output): |
| 78 | with open(lockedsigs, 'r') as infile: |
| 79 | bb.utils.mkdirhier(os.path.dirname(pruned_output)) |
| 80 | with open(pruned_output, 'w') as f: |
| 81 | invalue = False |
| 82 | for line in infile: |
| 83 | if invalue: |
| 84 | if line.endswith('\\\n'): |
| 85 | splitval = line.strip().split(':') |
| 86 | if splitval[1] in allowed_tasks and not splitval[0] in excluded_targets: |
| 87 | f.write(line) |
| 88 | else: |
| 89 | f.write(line) |
| 90 | invalue = False |
| 91 | elif line.startswith('SIGGEN_LOCKEDSIGS'): |
| 92 | invalue = True |
| 93 | f.write(line) |
| 94 | |
| 95 | def create_locked_sstate_cache(lockedsigs, input_sstate_cache, output_sstate_cache, d, fixedlsbstring=""): |
| 96 | bb.note('Generating sstate-cache...') |
| 97 | |
| 98 | bb.process.run("gen-lockedsig-cache %s %s %s" % (lockedsigs, input_sstate_cache, output_sstate_cache)) |
| 99 | if fixedlsbstring: |
| 100 | os.rename(output_sstate_cache + '/' + d.getVar('NATIVELSBSTRING', True), |
| 101 | output_sstate_cache + '/' + fixedlsbstring) |