forked from platformio/platformio-core
89 lines
2.6 KiB
Python
89 lines
2.6 KiB
Python
# Copyright 2014-present PlatformIO <contact@platformio.org>
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# 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.
|
|
|
|
from hashlib import md5
|
|
from os import makedirs
|
|
from os.path import isdir, isfile, join
|
|
from platform import system
|
|
|
|
# Windows CLI has limit with command length to 8192
|
|
# Leave 2000 chars for flags and other options
|
|
MAX_SOURCES_LENGTH = 6000
|
|
|
|
|
|
def long_sources_hook(env, sources):
|
|
_sources = str(sources).replace("\\", "/")
|
|
if len(str(_sources)) < MAX_SOURCES_LENGTH:
|
|
return sources
|
|
|
|
# fix space in paths
|
|
data = []
|
|
for line in _sources.split(".o "):
|
|
line = line.strip()
|
|
if not line.endswith(".o"):
|
|
line += ".o"
|
|
data.append('"%s"' % line)
|
|
|
|
return '@"%s"' % _file_long_data(env, " ".join(data))
|
|
|
|
|
|
def long_incflags_hook(env, incflags):
|
|
_incflags = env.subst(incflags).replace("\\", "/")
|
|
if len(_incflags) < MAX_SOURCES_LENGTH:
|
|
return incflags
|
|
|
|
# fix space in paths
|
|
data = []
|
|
for line in _incflags.split(" -I"):
|
|
line = line.strip()
|
|
if not line.startswith("-I"):
|
|
line = "-I" + line
|
|
data.append('-I"%s"' % line[2:])
|
|
|
|
return '@"%s"' % _file_long_data(env, " ".join(data))
|
|
|
|
|
|
def _file_long_data(env, data):
|
|
build_dir = env.subst("$BUILD_DIR")
|
|
if not isdir(build_dir):
|
|
makedirs(build_dir)
|
|
tmp_file = join(build_dir, "longcmd-%s" % md5(data).hexdigest())
|
|
if isfile(tmp_file):
|
|
return tmp_file
|
|
with open(tmp_file, "w") as fp:
|
|
fp.write(data)
|
|
return tmp_file
|
|
|
|
|
|
def exists(_):
|
|
return True
|
|
|
|
|
|
def generate(env):
|
|
if system() != "Windows":
|
|
return
|
|
|
|
env.Replace(_long_sources_hook=long_sources_hook)
|
|
env.Replace(_long_incflags_hook=long_incflags_hook)
|
|
coms = {}
|
|
for key in ("ARCOM", "LINKCOM"):
|
|
coms[key] = env.get(key, "").replace(
|
|
"$SOURCES", "${_long_sources_hook(__env__, SOURCES)}")
|
|
for key in ("_CCCOMCOM", "ASPPCOM"):
|
|
coms[key] = env.get(key, "").replace(
|
|
"$_CPPINCFLAGS", "${_long_incflags_hook(__env__, _CPPINCFLAGS)}")
|
|
env.Replace(**coms)
|
|
|
|
return env
|