unleashed-firmware/site_scons/site_tools/sconsmodular.py

56 lines
1.5 KiB
Python

import posixpath
import os
from SCons.Errors import UserError
def BuildModule(env, module):
src_dir = str(env.Dir(".").srcdir or os.getcwd())
module_sconscript = posixpath.join(src_dir, module, "SConscript")
if not os.path.exists(module_sconscript):
module_sconscript = posixpath.join(src_dir, f"{module}.scons")
if not os.path.exists(module_sconscript):
raise UserError(f"Cannot build module {module}: scons file not found")
env.Append(PY_LINT_SOURCES=[module_sconscript])
return env.SConscript(
module_sconscript,
variant_dir=posixpath.join(env.subst("$BUILD_DIR"), module),
duplicate=0,
)
def BuildModules(env, modules):
result = []
for module in modules:
build_res = env.BuildModule(module)
# print("module ", module, build_res)
if build_res is None:
continue
result.append(build_res)
return result
def PhonyTarget(env, name, action, source=None, **kw):
if not source:
source = []
phony_name = "phony_" + name
env.Pseudo(phony_name)
command = env.Command(phony_name, source, action, **kw)
env.AlwaysBuild(env.Alias(name, command))
return command
def ChangeFileExtension(env, fnode, ext):
return env.File(f"#{os.path.splitext(fnode.path)[0]}{ext}")
def generate(env):
env.AddMethod(BuildModule)
env.AddMethod(BuildModules)
env.AddMethod(PhonyTarget)
env.AddMethod(ChangeFileExtension)
def exists(env):
return True