Marlin/buildroot/share/PlatformIO/scripts/common-features-dependencies.py

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#
# common-features-dependencies.py
# Convenience script to check dependencies and add libs and sources for Marlin Enabled Features
#
import subprocess
import os
import re
try:
import configparser
except ImportError:
import ConfigParser as configparser
from platformio.managers.package import PackageManager
Import("env")
FEATURE_DEPENDENCIES = {}
def load_config():
config = configparser.ConfigParser()
config.read("platformio.ini")
items = config.items('features')
for key in items:
ukey = key[0].upper()
if not ukey in FEATURE_DEPENDENCIES:
FEATURE_DEPENDENCIES[ukey] = {
'lib_deps': []
}
deps = re.sub(',\\s*', '\n', key[1]).strip().split('\n')
for dep in deps:
parts = dep.split('=')
name = parts.pop(0)
rest = '='.join(parts)
if name == 'extra_scripts':
FEATURE_DEPENDENCIES[ukey]['extra_scripts'] = rest
elif name == 'src_filter':
FEATURE_DEPENDENCIES[ukey]['src_filter'] = rest
elif name == 'lib_ignore':
FEATURE_DEPENDENCIES[ukey]['lib_ignore'] = rest
else:
FEATURE_DEPENDENCIES[ukey]['lib_deps'] += [dep]
def get_all_known_libs():
known_libs = []
for feature in FEATURE_DEPENDENCIES:
if not 'lib_deps' in FEATURE_DEPENDENCIES[feature]:
continue
for dep in FEATURE_DEPENDENCIES[feature]['lib_deps']:
name, _, _ = PackageManager.parse_pkg_uri(dep)
known_libs.append(name)
return known_libs
def get_all_env_libs():
env_libs = []
lib_deps = env.GetProjectOption("lib_deps")
for dep in lib_deps:
name, _, _ = PackageManager.parse_pkg_uri(dep)
env_libs.append(name)
return env_libs
# We need to ignore all non-used libs,
# so if a lib folder lay forgotten in .pio/lib_deps, it
# will not break compiling
def force_ignore_unused_libs():
env_libs = get_all_env_libs()
known_libs = get_all_known_libs()
diff = (list(set(known_libs) - set(env_libs)))
lib_ignore = env.GetProjectOption("lib_ignore") + diff
print("Ignoring libs: ", lib_ignore)
proj = env.GetProjectConfig()
proj.set("env:" + env["PIOENV"], "lib_ignore", lib_ignore)
def install_features_dependencies():
load_config()
for feature in FEATURE_DEPENDENCIES:
if not env.MarlinFeatureIsEnabled(feature):
continue
if 'lib_deps' in FEATURE_DEPENDENCIES[feature]:
print("Adding lib_deps for %s... " % feature)
# deps to add
deps_to_add = {}
for dep in FEATURE_DEPENDENCIES[feature]['lib_deps']:
name, _, _ = PackageManager.parse_pkg_uri(dep)
deps_to_add[name] = dep
# first check if the env already have the dep
deps = env.GetProjectOption("lib_deps")
for dep in deps:
name, _, _ = PackageManager.parse_pkg_uri(dep)
if name in deps_to_add:
del deps_to_add[name]
# check if we need ignore any lib
lib_ignore = env.GetProjectOption("lib_ignore")
for dep in deps:
name, _, _ = PackageManager.parse_pkg_uri(dep)
if name in deps_to_add:
del deps_to_add[name]
# any left?
if len(deps_to_add) > 0:
# add only the missing deps
proj = env.GetProjectConfig()
proj.set("env:" + env["PIOENV"], "lib_deps", deps + list(deps_to_add.values()))
if 'extra_scripts' in FEATURE_DEPENDENCIES[feature]:
print("Executing extra_scripts for %s... " % feature)
env.SConscript(FEATURE_DEPENDENCIES[feature]['extra_scripts'], exports="env")
if 'src_filter' in FEATURE_DEPENDENCIES[feature]:
print("Adding src_filter for %s... " % feature)
proj = env.GetProjectConfig()
src_filter = ' '.join(env.GetProjectOption("src_filter"))
# first we need to remove the references to the same folder
my_srcs = re.findall( r'[+-](<.*?>)', FEATURE_DEPENDENCIES[feature]['src_filter'])
cur_srcs = re.findall( r'[+-](<.*?>)', src_filter)
for d in my_srcs:
if d in cur_srcs:
src_filter = re.sub(r'[+-]' + d, '', src_filter)
src_filter = FEATURE_DEPENDENCIES[feature]['src_filter'] + ' ' + src_filter
proj.set("env:" + env["PIOENV"], "src_filter", [src_filter])
env.Replace(SRC_FILTER=src_filter)
# search the current compiler, considering the OS
def search_compiler():
if env['PLATFORM'] == 'win32':
# the first path have the compiler
for path in env['ENV']['PATH'].split(';'):
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if not re.search(r'platformio\\packages.*\\bin', path):
continue
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#print(path)
for file in os.listdir(path):
if file.endswith("g++.exe"):
return file
print("Could not find the g++")
return None
else:
return env.get('CXX')
# load marlin features
def load_marlin_features():
if "MARLIN_FEATURES" in env:
return
# procces defines
# print(env.Dump())
build_flags = env.get('BUILD_FLAGS')
build_flags = env.ParseFlagsExtended(build_flags)
cxx = search_compiler()
cmd = [cxx]
# build flags from board.json
# if 'BOARD' in env:
# cmd += [env.BoardConfig().get("build.extra_flags")]
for s in build_flags['CPPDEFINES']:
if isinstance(s, tuple):
cmd += ['-D' + s[0] + '=' + str(s[1])]
else:
cmd += ['-D' + s]
# cmd += ['-w -dM -E -x c++ Marlin/src/inc/MarlinConfigPre.h']
cmd += ['-w -dM -E -x c++ buildroot/share/PlatformIO/scripts/common-features-dependencies.h']
cmd = ' '.join(cmd)
print(cmd)
define_list = subprocess.check_output(cmd, shell=True).splitlines()
marlin_features = {}
for define in define_list:
feature = define[8:].strip().decode().split(' ')
feature, definition = feature[0], ' '.join(feature[1:])
marlin_features[feature] = definition
env["MARLIN_FEATURES"] = marlin_features
def MarlinFeatureIsEnabled(env, feature):
load_marlin_features()
r = re.compile(feature)
matches = list(filter(r.match, env["MARLIN_FEATURES"]))
return len(matches) > 0
# add a method for others scripts to check if a feature is enabled
env.AddMethod(MarlinFeatureIsEnabled)
# install all dependencies for features enabled in Configuration.h
install_features_dependencies()
force_ignore_unused_libs()