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#! /usr/bin/env python
# encoding: utf-8
import os
import TaskGen,Task
from TaskGen import taskgen,before,extension
nasm_str='${NASM} ${NASM_FLAGS} ${NASM_INCLUDES} ${SRC} -o ${TGT}'
EXT_NASM=['.s','.S','.asm','.ASM','.spp','.SPP']
def apply_nasm_vars(self):
if hasattr(self,'nasm_flags'):
for flag in self.to_list(self.nasm_flags):
self.env.append_value('NASM_FLAGS',flag)
if hasattr(self,'includes'):
for inc in self.to_list(self.includes):
node=self.path.find_dir(inc)
if not node:
raise ValueError,"cannot find the dir"+inc
self.env.append_value('NASM_INCLUDES','-I %s'%node.srcpath(self.env))
self.env.append_value('NASM_INCLUDES','-I %s'%node.bldpath(self.env))
def nasm_file(self,node):
o_node=node.change_ext('.o')
task=self.create_task('nasm')
task.set_inputs(node)
task.set_outputs(o_node)
self.compiled_tasks.append(task)
self.meths.append('apply_nasm_vars')
Task.simple_task_type('nasm',nasm_str,color='BLUE',ext_out='.o')
def detect(conf):
nasm=conf.find_program('nasm',var='NASM')
if not nasm:nasm=conf.find_program('yasm',var='NASM')
if not nasm:conf.fatal('could not find nasm (or yasm), install it or set PATH env var')
taskgen(apply_nasm_vars)
before('apply_link')(apply_nasm_vars)
extension(EXT_NASM)(nasm_file)
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