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from SCons.Scanner.Prog import scan
from SCons.Builder import Builder
def exists(env):
return True
def add_libraries(target, source, env):
unique = []
lib_nodes = set()
for x in scan(None, env, tuple(map(env.Dir, env['LIBPATH']))):
if x in lib_nodes:
continue
lib_nodes.add(x)
unique.append(x)
return (target, source + unique)
def generate(env):
env['BUILDERS']['LLVMDis'] = Builder(
action='${LLVM_ROOT}/llvm-dis -o=$TARGET $SOURCE')
env['BUILDERS']['LLVMOpt'] = Builder(
action='${LLVM_ROOT}/opt $LLVM_OPT_FLAGS $LLVM_OPT_PASSES -o=$TARGET $SOURCE')
env['BUILDERS']['LLVMLink'] = Builder(
action='${LLVM_ROOT}/llvm-link -o=$TARGET $SOURCES',
emitter=add_libraries)
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