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env = DefaultEnvironment()
env.Append(CPPPATH = ["#../", "#common"])
# Build command for building .pb from .proto using protoc
def proto_actions(source, target, env, for_signature):
dirs = ' '.join(['-I' + env.GetBuildPath(d) for d in env['PROTOCPATH']])
return '$PROTOC $PROTOCFLAGS %s -o%s %s' % (dirs, target[0], source[0])
proto_file_builder = Builder(generator = proto_actions,
suffix = '.pb',
src_suffix = '.proto')
env.Append(BUILDERS = {'Proto': proto_file_builder})
env.SetDefault(PROTOC = 'protoc')
# Define the include path to find nanopb.proto
env.Append(PROTOCPATH = ['#../generator', '/usr/include', '.'])
# Build command for running nanopb generator
import os.path
def nanopb_targets(target, source, env):
basename = os.path.splitext(str(source[0]))[0]
target.append(basename + '.pb.h')
return target, source
nanopb_file_builder = Builder(action = '$NANOPB_GENERATOR $NANOPB_FLAGS $SOURCE',
suffix = '.pb.c',
src_suffix = '.pb',
emitter = nanopb_targets)
env.Append(BUILDERS = {'Nanopb': nanopb_file_builder})
env.SetDefault(NANOPB_GENERATOR = 'python ' + env.GetBuildPath("#../generator/nanopb_generator.py"))
# Combined method to run both protoc and nanopb generator
def run_protoc_and_nanopb(env, source):
b1 = env.Proto(source)
b2 = env.Nanopb(source)
return b1 + b2
env.AddMethod(run_protoc_and_nanopb, "NanopbProto")
# Build command that runs a test program and saves the output
def run_test_actions(source, target, env, for_signature):
cmd = str(source[0]) # Name of binary
if len(source) > 1:
cmd += ' <' + str(source[1]) # Input file
cmd += ' >' + str(target[0])
return cmd
run_test_builder = Builder(generator = run_test_actions,
suffix = '.output')
env.Append(BUILDERS = {'RunTest': run_test_builder})
# Build command that decodes a message using protoc
def decode_actions(source, target, env, for_signature):
dirs = ' '.join(['-I' + env.GetBuildPath(d) for d in env['PROTOCPATH']])
return '$PROTOC $PROTOCFLAGS %s --decode=%s %s <%s >%s' % (dirs, env['MESSAGE'], source[1], source[0], target[0])
decode_builder = Builder(generator = decode_actions,
suffix = '.decoded')
env.Append(BUILDERS = {'Decode': decode_builder})
# Build command that asserts that two files be equal
def compare_files(target, source, env):
data1 = open(str(source[0]), 'rb').read()
data2 = open(str(source[1]), 'rb').read()
if data1 == data2:
# open(str(target[0]), 'w').write('OK')
return 0
else:
return "Test failed: %s and %s differ!" % (source[0], source[1])
compare_builder = Builder(action = compare_files,
suffix = '.equal')
env.Append(BUILDERS = {'Compare': compare_builder})
# Now include the SConscript files from all subdirectories
SConscript(Glob('*/SConscript'), exports = 'env')
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