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import SCons
from SCons.Platform import TempFileMunge
from fbt import util
import os
import multiprocessing
Import("VAR_ENV")
forward_os_env = {
# Import PATH from OS env - scons doesn't do that by default
"PATH": os.environ["PATH"],
}
# Proxying CI environment to child processes & scripts
for env_value_name in ("WORKFLOW_BRANCH_OR_TAG", "DIST_SUFFIX", "HOME", "APPDATA"):
if environ_value := os.environ.get(env_value_name, None):
forward_os_env[env_value_name] = environ_value
coreenv = VAR_ENV.Clone(
tools=[
(
"crosscc",
{
"toolchain_prefix": "arm-none-eabi-",
"versions": VAR_ENV["FBT_TOOLCHAIN_VERSIONS"],
},
),
"python3",
"sconsmodular",
"sconsrecursiveglob",
"ccache",
],
TEMPFILE=TempFileMunge,
MAXLINELENGTH=2048,
PROGSUFFIX=".elf",
ENV=forward_os_env,
)
# If DIST_SUFFIX is set in environment, is has precedence (set by CI)
if os_suffix := os.environ.get("DIST_SUFFIX", None):
coreenv.Replace(
DIST_SUFFIX=os_suffix,
)
# print(coreenv.Dump())
if not coreenv["VERBOSE"]:
coreenv.SetDefault(
CCCOMSTR="\tCC\t${SOURCE}",
CXXCOMSTR="\tCPP\t${SOURCE}",
ASCOMSTR="\tASM\t${SOURCE}",
ARCOMSTR="\tAR\t${TARGET}",
RANLIBCOMSTR="\tRANLIB\t${TARGET}",
LINKCOMSTR="\tLINK\t${TARGET}",
INSTALLSTR="\tINSTALL\t${TARGET}",
APPSCOMSTR="\tAPPS\t${TARGET}",
VERSIONCOMSTR="\tVERSION\t${TARGET}",
STRIPCOMSTR="\tSTRIP\t${TARGET}",
OBJDUMPCOMSTR="\tOBJDUMP\t${TARGET}",
# GDBCOMSTR="\tGDB\t${SOURCE}",
# GDBPYCOMSTR="\tGDB-PY\t${SOURCE}",
)
# Default value for commandline options
SetOption("num_jobs", multiprocessing.cpu_count())
# Avoiding re-scan of all sources on every startup
SetOption("implicit_cache", True)
SetOption("implicit_deps_unchanged", True)
# More aggressive caching
SetOption("max_drift", 1)
# Random task queue - to discover isses with build logic faster
# SetOption("random", 1)
# Setting up temp file parameters - to overcome command line length limits
coreenv["TEMPFILEARGESCFUNC"] = util.tempfile_arg_esc_func
util.wrap_tempfile(coreenv, "LINKCOM")
util.wrap_tempfile(coreenv, "ARCOM")
coreenv["SINGLEQUOTEFUNC"] = util.single_quote
Return("coreenv")
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