Refactor Library Dependency Finder

This commit is contained in:
Ivan Kravets
2016-07-28 01:54:09 +03:00
parent be85eb3e4a
commit e3e6676420

View File

@ -36,7 +36,8 @@ class LibBuilderFactory(object):
else:
env_frameworks = [
f.lower().strip()
for f in env.get("PIOFRAMEWORK", "").split(",")]
for f in env.get("PIOFRAMEWORK", "").split(",")
]
used_frameworks = LibBuilderFactory.get_used_frameworks(env, path)
common_frameworks = set(env_frameworks) & set(used_frameworks)
if common_frameworks:
@ -73,11 +74,19 @@ class LibBuilderFactory(object):
class LibBuilderBase(object):
INC_SCANNER = SCons.Scanner.C.CScanner()
def __init__(self, env, path):
self.env = env
self.path = path
self._is_built = False
self.env = env.Clone()
self.path = env.subst(path)
self._manifest = self.load_manifest()
self._is_dependent = False
self._deps = []
self._scanner_visited = tuple()
self._built_node = None
# process extra options and append to build environment
self.process_extra_options()
def __repr__(self):
return "%s(%r)" % (self.__class__, self.path)
@ -96,14 +105,14 @@ class LibBuilderBase(object):
@property
def src_filter(self):
return piotool.SRC_FILTER_DEFAULT + [
"-<example%s>" % os.sep, "-<examples%s>" % os.sep,
"-<test%s>" % os.sep, "-<tests%s>" % os.sep
"-<example%s>" % os.sep, "-<examples%s>" % os.sep, "-<test%s>" %
os.sep, "-<tests%s>" % os.sep
]
@property
def src_dir(self):
return (join(self.path, "src") if isdir(join(self.path, "src"))
else self.path)
return (join(self.path, "src")
if isdir(join(self.path, "src")) else self.path)
@property
def build_dir(self):
@ -126,8 +135,17 @@ class LibBuilderBase(object):
return True
@property
def is_built(self):
return self._is_built
def dependencies(self):
return self._deps
def depends_on(self, lb):
assert isinstance(lb, LibBuilderBase)
if lb not in self._deps:
self._deps.append(lb)
@property
def dependent(self):
return self._is_dependent
def is_platform_compatible(self, platform):
return True
@ -138,46 +156,123 @@ class LibBuilderBase(object):
def load_manifest(self):
return {}
def get_path_dirs(self, use_build_dir=False):
def process_extra_options(self):
with util.cd(self.path):
self.env.ProcessUnFlags(self.build_unflags)
self.env.ProcessFlags(self.build_flags)
if self.extra_script:
self.env.SConscript(realpath(self.extra_script), exports="env")
def get_inc_dirs(self, use_build_dir=False):
return [self.build_dir if use_build_dir else self.src_dir]
def append_to_cpppath(self):
self.env.AppendUnique(
CPPPATH=self.get_path_dirs(use_build_dir=True)
)
def _validate_search_paths(self, lib_builders, search_paths=None):
if not search_paths:
search_paths = tuple()
deep_search = self.env.get("LIB_DEEP_SEARCH", "true").lower() == "true"
if not self._scanner_visited and (
isinstance(self, ProjectAsLibBuilder) or deep_search):
for item in self.env.MatchSourceFiles(self.src_dir,
self.src_filter):
path = join(self.src_dir, item)
if (path not in self._scanner_visited and
path not in search_paths):
search_paths += (path, )
_search_paths = tuple()
for path in search_paths:
if path not in self._scanner_visited:
_search_paths += (path, )
self._scanner_visited += (path, )
return _search_paths
def _get_found_includes(self, lib_builders, search_paths=None):
inc_dirs = tuple()
used_inc_dirs = tuple()
for lb in [self] + lib_builders:
items = tuple(self.env.Dir(d) for d in lb.get_inc_dirs())
if lb.dependent:
used_inc_dirs += items
else:
inc_dirs += items
inc_dirs = used_inc_dirs + inc_dirs
result = tuple()
for path in self._validate_search_paths(search_paths):
for inc in self.env.File(path).get_found_includes(
self.env, LibBuilderBase.INC_SCANNER, inc_dirs):
if inc not in result:
result += (inc, )
return result
def search_dependencies(self, lib_builders, search_paths=None):
self._is_dependent = True
lib_inc_map = {}
for inc in self._get_found_includes(lib_builders, search_paths):
for lb in lib_builders:
if inc.get_abspath() in lb:
if lb not in lib_inc_map:
lib_inc_map[lb] = []
lib_inc_map[lb].append(inc.get_abspath())
break
for lb, lb_src_files in lib_inc_map.items():
if lb != self and lb not in self.dependencies:
self.depends_on(lb)
lb.search_dependencies(lib_builders, lb_src_files)
def build(self):
if self.version:
print "Depends on <%s> v%s" % (self.name, self.version)
else:
print "Depends on <%s>" % self.name
assert self._is_built is False
self._is_built = True
self.append_to_cpppath()
libs = []
for lb in self.dependencies:
libs.extend(lb.build())
# copy shared information to self env
for key in ("CPPPATH", "LIBPATH", "LIBS", "LINKFLAGS"):
self.env.AppendUnique(**{key: lb.env.get(key)})
env = self.env.Clone()
with util.cd(self.path):
env.ProcessUnFlags(self.build_unflags)
env.ProcessFlags(self.build_flags)
if self.extra_script:
env.SConscript(realpath(self.extra_script), exports="env")
self.env.AppendUnique(CPPPATH=self.get_inc_dirs(use_build_dir=True))
# copy some data to global env
for key in ("CPPPATH", "LIBPATH", "LIBS", "LINKFLAGS"):
self.env.AppendUnique(**{key: env.get(key)})
if self.lib_archive:
return env.BuildLibrary(
self.build_dir, self.src_dir, self.src_filter)
else:
return env.BuildSources(
self.build_dir, self.src_dir, self.src_filter)
if not self._built_node:
if self.lib_archive:
self._built_node = self.env.BuildLibrary(
self.build_dir, self.src_dir, self.src_filter)
else:
self._built_node = self.env.BuildSources(
self.build_dir, self.src_dir, self.src_filter)
return libs + [self._built_node]
class UnknownLibBuilder(LibBuilderBase):
pass
class ProjectAsLibBuilder(LibBuilderBase):
@property
def src_filter(self):
return self.env.get("SRC_FILTER", LibBuilderBase.src_filter.fget(self))
def process_extra_options(self):
# skip for project, options are already processed
pass
def search_dependencies(self, lib_builders, search_paths=None):
for lib_name in self.env.get("LIB_FORCE", []):
for lb in lib_builders:
if lb.name == lib_name and lb not in self.dependencies:
self.depends_on(lb)
lb.search_dependencies(lib_builders)
break
return LibBuilderBase.search_dependencies(self, lib_builders,
search_paths)
def build(self):
# dummy mark that project is built
self._built_node = "dummy"
return [l for l in LibBuilderBase.build(self) if l != "dummy"]
class ArduinoLibBuilder(LibBuilderBase):
def load_manifest(self):
@ -192,13 +287,13 @@ class ArduinoLibBuilder(LibBuilderBase):
manifest[key.strip()] = value.strip()
return manifest
def get_path_dirs(self, use_build_dir=False):
path_dirs = LibBuilderBase.get_path_dirs(self, use_build_dir)
def get_inc_dirs(self, use_build_dir=False):
inc_dirs = LibBuilderBase.get_inc_dirs(self, use_build_dir)
if not isdir(join(self.src_dir, "utility")):
return path_dirs
path_dirs.append(
return inc_dirs
inc_dirs.append(
join(self.build_dir if use_build_dir else self.src_dir, "utility"))
return path_dirs
return inc_dirs
@property
def src_filter(self):
@ -224,14 +319,13 @@ class MbedLibBuilder(LibBuilderBase):
return join(self.path, "source")
return LibBuilderBase.src_dir.fget(self)
def get_path_dirs(self, use_build_dir=False):
path_dirs = LibBuilderBase.get_path_dirs(self, use_build_dir)
def get_inc_dirs(self, use_build_dir=False):
inc_dirs = LibBuilderBase.get_inc_dirs(self, use_build_dir)
if self.path not in inc_dirs:
inc_dirs.append(self.path)
for p in self._manifest.get("extraIncludes", []):
if p.startswith("source/"):
p = p[7:]
path_dirs.append(
join(self.build_dir if use_build_dir else self.src_dir, p))
return path_dirs
inc_dirs.append(join(self.path, p))
return inc_dirs
def is_framework_compatible(self, framework):
return framework.lower() == "mbed"
@ -295,53 +389,6 @@ class PlatformIOLibBuilder(LibBuilderBase):
return item.lower() in [i.lower() for i in ilist]
def find_deps(env, scanner, path_dirs, src_dir, src_filter):
result = []
for item in env.MatchSourceFiles(src_dir, src_filter):
result.extend(env.File(join(src_dir, item)).get_implicit_deps(
env, scanner, path_dirs))
return result
def find_and_build_deps(env, lib_builders, scanner,
src_dir, src_filter):
path_dirs = tuple()
built_path_dirs = tuple()
for lb in lib_builders:
items = [env.Dir(d) for d in lb.get_path_dirs()]
if lb.is_built:
built_path_dirs += tuple(items)
else:
path_dirs += tuple(items)
path_dirs = built_path_dirs + path_dirs
target_lbs = []
deps = find_deps(env, scanner, path_dirs, src_dir, src_filter)
for d in deps:
for lb in lib_builders:
if d.get_abspath() in lb:
if lb not in target_lbs and not lb.is_built:
target_lbs.append(lb)
break
libs = []
# append PATH directories to global CPPPATH before build starts
for lb in target_lbs:
lb.append_to_cpppath()
# start builder
for lb in target_lbs:
lib_node = lb.build()
if lib_node:
libs.append(lib_node)
if env.get("LIB_DEEP_SEARCH", "").lower() == "true":
for lb in target_lbs:
libs.extend(find_and_build_deps(
env, lib_builders, scanner, lb.src_dir, lb.src_filter))
return libs
def GetLibBuilders(env):
items = []
env_frameworks = [
@ -378,31 +425,44 @@ def GetLibBuilders(env):
def BuildDependentLibraries(env, src_dir):
libs = []
scanner = SCons.Scanner.C.CScanner()
def print_deps_tree(root, level=0):
margin = "| " * (level)
for lb in root.dependencies:
title = "<%s>" % lb.name
if lb.version:
title += " v%s" % lb.version
if not env.GetOption("silent"):
title += " (%s)" % lb.path
print "%s|-- %s" % (margin, title)
if lb.dependencies:
print_deps_tree(lb, level + 1)
lib_builders = env.GetLibBuilders()
print "Collecting %d compatible libraries" % len(lib_builders)
print "Collected %d compatible libraries" % len(lib_builders)
print "Looking for dependencies..."
built_lib_names = []
for lib_name in env.get("LIB_FORCE", []):
for lb in lib_builders:
if lb.name != lib_name or lb.name in built_lib_names:
continue
built_lib_names.append(lb.name)
libs.extend(find_and_build_deps(
env, lib_builders, scanner, lb.src_dir, lb.src_filter))
if not lb.is_built:
lib_node = lb.build()
if lib_node:
libs.append(lib_node)
from time import time
start = time()
project = ProjectAsLibBuilder(env, src_dir)
project.env = env
project.search_dependencies(lib_builders)
print 13, time() - start
# process project source code
libs.extend(find_and_build_deps(
env, lib_builders, scanner, src_dir, env.get("SRC_FILTER")))
if project.dependencies:
print "Library Dependency Map"
print_deps_tree(project)
else:
print "Project does not have dependencies"
return libs
# print "root", lbproj, lbproj._deps
# for lb_ in lib_builders:
# if not lb_.dependent:
# continue
# print lb_.name, lb_, lb_._deps
return project.build()
def exists(_):