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93 lines
2.7 KiB
93 lines
2.7 KiB
5 years ago
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# Copyright (c) 2014-present PlatformIO <contact@platformio.org>
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import absolute_import
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from hashlib import md5
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from os import makedirs
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from os.path import isdir, isfile, join
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from platformio import fs
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from platformio.compat import WINDOWS, hashlib_encode_data
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# Windows CLI has limit with command length to 8192
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# Leave 2000 chars for flags and other options
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MAX_LINE_LENGTH = 6000 if WINDOWS else 128072
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def long_sources_hook(env, sources):
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_sources = str(sources).replace("\\", "/")
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if len(str(_sources)) < MAX_LINE_LENGTH:
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return sources
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# fix space in paths
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data = []
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for line in _sources.split(".o "):
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line = line.strip()
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if not line.endswith(".o"):
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line += ".o"
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data.append('"%s"' % line)
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return '@"%s"' % _file_long_data(env, " ".join(data))
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def long_incflags_hook(env, incflags):
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_incflags = env.subst(incflags).replace("\\", "/")
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if len(_incflags) < MAX_LINE_LENGTH:
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return incflags
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# fix space in paths
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data = []
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for line in _incflags.split(" -I"):
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line = line.strip()
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if not line.startswith("-I"):
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line = "-I" + line
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data.append('-I"%s"' % line[2:])
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return '@"%s"' % _file_long_data(env, " ".join(data))
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def _file_long_data(env, data):
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build_dir = env.subst("$BUILD_DIR")
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if not isdir(build_dir):
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makedirs(build_dir)
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tmp_file = join(
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build_dir, "longcmd-%s" % md5(hashlib_encode_data(data)).hexdigest()
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)
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if isfile(tmp_file):
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return tmp_file
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fs.write_file_contents(tmp_file, data)
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return tmp_file
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def exists(_):
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return True
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def generate(env):
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env.Replace(_long_sources_hook=long_sources_hook)
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env.Replace(_long_incflags_hook=long_incflags_hook)
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coms = {}
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for key in ("ARCOM", "LINKCOM"):
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coms[key] = env.get(key, "").replace(
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"$SOURCES", "${_long_sources_hook(__env__, SOURCES)}"
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)
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for key in ("_CCCOMCOM", "ASPPCOM"):
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coms[key] = env.get(key, "").replace(
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"$_CPPINCFLAGS", "${_long_incflags_hook(__env__, _CPPINCFLAGS)}"
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)
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env.Replace(**coms)
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return env
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