valeros
118 lines
3.4 KiB
Python
118 lines
3.4 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.
|
|
|
|
import shutil
|
|
from os import SEEK_CUR, SEEK_END, makedirs
|
|
from os.path import basename, isfile, isdir, join
|
|
|
|
from SCons.Script import Builder
|
|
|
|
from platformio.util import cd
|
|
|
|
Import("env")
|
|
|
|
#
|
|
# Embedded files helpers
|
|
#
|
|
|
|
|
|
def prepare_files(files):
|
|
if not files:
|
|
return
|
|
|
|
fixed_files = []
|
|
build_dir = env.subst("$BUILD_DIR")
|
|
if not isdir(build_dir):
|
|
makedirs(build_dir)
|
|
for f in files:
|
|
fixed_file = join(build_dir, basename(f))
|
|
shutil.copy(env.subst(f), fixed_file)
|
|
with open(fixed_file, "rb+") as fp:
|
|
fp.seek(-1, SEEK_END)
|
|
if fp.read(1) != '\0':
|
|
fp.seek(0, SEEK_CUR)
|
|
fp.write(b'\0')
|
|
|
|
fixed_files.append(fixed_file)
|
|
|
|
return fixed_files
|
|
|
|
|
|
def extract_files(cppdefines, files_type):
|
|
for define in cppdefines:
|
|
if files_type not in define:
|
|
continue
|
|
|
|
if not isinstance(define, tuple):
|
|
print("Warning! %s macro cannot be empty!" % files_type)
|
|
return []
|
|
|
|
with cd(env.subst("$PROJECT_DIR")):
|
|
value = define[1]
|
|
if not isinstance(value, str):
|
|
print("Warning! %s macro must contain "
|
|
"a list of files separated by ':'" % files_type)
|
|
return []
|
|
|
|
result = []
|
|
for f in value.split(':'):
|
|
if not isfile(f):
|
|
print("Warning! Could not find file %s" % f)
|
|
continue
|
|
result.append(join("$PROJECT_DIR", f))
|
|
|
|
return result
|
|
|
|
|
|
def remove_config_define(cppdefines, files_type):
|
|
for define in cppdefines:
|
|
if files_type in define:
|
|
env.ProcessUnFlags("-D%s" % "=".join(str(d) for d in define))
|
|
return
|
|
|
|
|
|
def embed_files(files):
|
|
for f in files:
|
|
filename = basename(f) + ".txt.o"
|
|
file_target = env.TxtToBin(join("$BUILD_DIR", filename), f)
|
|
env.Depends("$PIOMAINPROG", file_target)
|
|
env.Append(PIOBUILDFILES=[env.File(join("$BUILD_DIR", filename))])
|
|
|
|
|
|
env.Append(
|
|
BUILDERS=dict(
|
|
TxtToBin=Builder(
|
|
action=env.VerboseAction(" ".join([
|
|
"xtensa-esp32-elf-objcopy",
|
|
"--input-target", "binary",
|
|
"--output-target", "elf32-xtensa-le",
|
|
"--binary-architecture", "xtensa",
|
|
"--rename-section", ".data=.rodata.embedded",
|
|
"$SOURCE", "$TARGET"
|
|
]), "Converting $TARGET"),
|
|
suffix=".txt.o"))
|
|
)
|
|
|
|
|
|
|
|
flags = env.get("CPPDEFINES")
|
|
for component_files in ("COMPONENT_EMBED_TXTFILES", "COMPONENT_EMBED_FILES"):
|
|
if component_files not in env.Flatten(flags):
|
|
continue
|
|
files = extract_files(flags, component_files)
|
|
if component_files == "COMPONENT_EMBED_TXTFILES":
|
|
files = prepare_files(files)
|
|
embed_files(files)
|
|
remove_config_define(flags, component_files)
|