diff options
Diffstat (limited to 'tools/buildgen/plugins/expand_filegroups.py')
| -rwxr-xr-x | tools/buildgen/plugins/expand_filegroups.py | 222 |
1 files changed, 112 insertions, 110 deletions
diff --git a/tools/buildgen/plugins/expand_filegroups.py b/tools/buildgen/plugins/expand_filegroups.py index 669704063e..886a59cdbb 100755 --- a/tools/buildgen/plugins/expand_filegroups.py +++ b/tools/buildgen/plugins/expand_filegroups.py @@ -11,7 +11,6 @@ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. - """Buildgen expand filegroups plugin. This takes the list of libs from our yaml dictionary, @@ -21,132 +20,135 @@ and expands any and all filegroup. def excluded(filename, exclude_res): - for r in exclude_res: - if r.search(filename): - return True - return False + for r in exclude_res: + if r.search(filename): + return True + return False def uniquify(lst): - out = [] - for el in lst: - if el not in out: - out.append(el) - return out + out = [] + for el in lst: + if el not in out: + out.append(el) + return out FILEGROUP_LISTS = ['src', 'headers', 'public_headers', 'deps'] - FILEGROUP_DEFAULTS = { - 'language': 'c', - 'boringssl': False, - 'zlib': False, - 'ares': False, + 'language': 'c', + 'boringssl': False, + 'zlib': False, + 'ares': False, } def mako_plugin(dictionary): - """The exported plugin code for expand_filegroups. + """The exported plugin code for expand_filegroups. The list of libs in the build.yaml file can contain "filegroups" tags. These refer to the filegroups in the root object. We will expand and merge filegroups on the src, headers and public_headers properties. """ - libs = dictionary.get('libs') - targets = dictionary.get('targets') - filegroups_list = dictionary.get('filegroups') - filegroups = {} - - for fg in filegroups_list: - for lst in FILEGROUP_LISTS: - fg[lst] = fg.get(lst, []) - fg['own_%s' % lst] = list(fg[lst]) - for attr, val in FILEGROUP_DEFAULTS.iteritems(): - if attr not in fg: - fg[attr] = val - - todo = list(filegroups_list) - skips = 0 - - while todo: - assert skips != len(todo), "infinite loop in filegroup uses clauses: %r" % [t['name'] for t in todo] - # take the first element of the todo list - cur = todo[0] - todo = todo[1:] - # check all uses filegroups are present (if no, skip and come back later) - skip = False - for uses in cur.get('uses', []): - if uses not in filegroups: - skip = True - if skip: - skips += 1 - todo.append(cur) - else: - skips = 0 - assert 'plugins' not in cur - plugins = [] - for uses in cur.get('uses', []): - for plugin in filegroups[uses]['plugins']: - if plugin not in plugins: - plugins.append(plugin) + libs = dictionary.get('libs') + targets = dictionary.get('targets') + filegroups_list = dictionary.get('filegroups') + filegroups = {} + + for fg in filegroups_list: for lst in FILEGROUP_LISTS: - vals = cur.get(lst, []) - vals.extend(filegroups[uses].get(lst, [])) - cur[lst] = vals - cur_plugin_name = cur.get('plugin') - if cur_plugin_name: - plugins.append(cur_plugin_name) - cur['plugins'] = plugins - filegroups[cur['name']] = cur - - # build reverse dependency map - things = {} - for thing in dictionary['libs'] + dictionary['targets'] + dictionary['filegroups']: - things[thing['name']] = thing - thing['used_by'] = [] - thing_deps = lambda t: t.get('uses', []) + t.get('filegroups', []) + t.get('deps', []) - for thing in things.itervalues(): - done = set() - todo = thing_deps(thing) + fg[lst] = fg.get(lst, []) + fg['own_%s' % lst] = list(fg[lst]) + for attr, val in FILEGROUP_DEFAULTS.iteritems(): + if attr not in fg: + fg[attr] = val + + todo = list(filegroups_list) + skips = 0 + while todo: - cur = todo[0] - todo = todo[1:] - if cur in done: continue - things[cur]['used_by'].append(thing['name']) - todo.extend(thing_deps(things[cur])) - done.add(cur) - - # the above expansion can introduce duplicate filenames: contract them here - for fg in filegroups.itervalues(): - for lst in FILEGROUP_LISTS: - fg[lst] = uniquify(fg.get(lst, [])) - - for tgt in dictionary['targets']: - for lst in FILEGROUP_LISTS: - tgt[lst] = tgt.get(lst, []) - tgt['own_%s' % lst] = list(tgt[lst]) - - for lib in libs + targets: - assert 'plugins' not in lib - plugins = [] - for lst in FILEGROUP_LISTS: - vals = lib.get(lst, []) - lib[lst] = list(vals) - lib['own_%s' % lst] = list(vals) - for fg_name in lib.get('filegroups', []): - fg = filegroups[fg_name] - for plugin in fg['plugins']: - if plugin not in plugins: - plugins.append(plugin) - for lst in FILEGROUP_LISTS: - vals = lib.get(lst, []) - vals.extend(fg.get(lst, [])) - lib[lst] = vals - lib['plugins'] = plugins - if lib.get('generate_plugin_registry', False): - lib['src'].append('src/core/plugin_registry/%s_plugin_registry.cc' % - lib['name']) - for lst in FILEGROUP_LISTS: - lib[lst] = uniquify(lib.get(lst, [])) + assert skips != len( + todo), "infinite loop in filegroup uses clauses: %r" % [ + t['name'] for t in todo + ] + # take the first element of the todo list + cur = todo[0] + todo = todo[1:] + # check all uses filegroups are present (if no, skip and come back later) + skip = False + for uses in cur.get('uses', []): + if uses not in filegroups: + skip = True + if skip: + skips += 1 + todo.append(cur) + else: + skips = 0 + assert 'plugins' not in cur + plugins = [] + for uses in cur.get('uses', []): + for plugin in filegroups[uses]['plugins']: + if plugin not in plugins: + plugins.append(plugin) + for lst in FILEGROUP_LISTS: + vals = cur.get(lst, []) + vals.extend(filegroups[uses].get(lst, [])) + cur[lst] = vals + cur_plugin_name = cur.get('plugin') + if cur_plugin_name: + plugins.append(cur_plugin_name) + cur['plugins'] = plugins + filegroups[cur['name']] = cur + + # build reverse dependency map + things = {} + for thing in dictionary['libs'] + dictionary['targets'] + dictionary[ + 'filegroups']: + things[thing['name']] = thing + thing['used_by'] = [] + thing_deps = lambda t: t.get('uses', []) + t.get('filegroups', []) + t.get('deps', []) + for thing in things.itervalues(): + done = set() + todo = thing_deps(thing) + while todo: + cur = todo[0] + todo = todo[1:] + if cur in done: continue + things[cur]['used_by'].append(thing['name']) + todo.extend(thing_deps(things[cur])) + done.add(cur) + + # the above expansion can introduce duplicate filenames: contract them here + for fg in filegroups.itervalues(): + for lst in FILEGROUP_LISTS: + fg[lst] = uniquify(fg.get(lst, [])) + + for tgt in dictionary['targets']: + for lst in FILEGROUP_LISTS: + tgt[lst] = tgt.get(lst, []) + tgt['own_%s' % lst] = list(tgt[lst]) + + for lib in libs + targets: + assert 'plugins' not in lib + plugins = [] + for lst in FILEGROUP_LISTS: + vals = lib.get(lst, []) + lib[lst] = list(vals) + lib['own_%s' % lst] = list(vals) + for fg_name in lib.get('filegroups', []): + fg = filegroups[fg_name] + for plugin in fg['plugins']: + if plugin not in plugins: + plugins.append(plugin) + for lst in FILEGROUP_LISTS: + vals = lib.get(lst, []) + vals.extend(fg.get(lst, [])) + lib[lst] = vals + lib['plugins'] = plugins + if lib.get('generate_plugin_registry', False): + lib['src'].append('src/core/plugin_registry/%s_plugin_registry.cc' % + lib['name']) + for lst in FILEGROUP_LISTS: + lib[lst] = uniquify(lib.get(lst, [])) |