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#!/usr/bin/env python
# encoding: utf-8
# Thomas Nagy, 2008-2018 (ita)
"""
Assembly support, used by tools such as gas and nasm
To declare targets using assembly::
def configure(conf):
conf.load('gcc gas')
def build(bld):
bld(
features='c cstlib asm',
source = 'test.S',
target = 'asmtest')
bld(
features='asm asmprogram',
source = 'test.S',
target = 'asmtest')
Support for pure asm programs and libraries should also work::
def configure(conf):
conf.load('nasm')
conf.find_program('ld', 'ASLINK')
def build(bld):
bld(
features='asm asmprogram',
source = 'test.S',
target = 'asmtest')
"""
from waflib import Task
from waflib.Tools.ccroot import link_task, stlink_task
from waflib.TaskGen import extension
class asm(Task.Task):
"""
Compiles asm files by gas/nasm/yasm/...
"""
color = 'BLUE'
run_str = '${AS} ${ASFLAGS} ${ASMPATH_ST:INCPATHS} ${DEFINES_ST:DEFINES} ${AS_SRC_F}${SRC} ${AS_TGT_F}${TGT}'
@extension('.s', '.S', '.asm', '.ASM', '.spp', '.SPP')
def asm_hook(self, node):
"""
Binds the asm extension to the asm task
:param node: input file
:type node: :py:class:`waflib.Node.Node`
"""
return self.create_compiled_task('asm', node)
class asmprogram(link_task):
"Links object files into a c program"
run_str = '${ASLINK} ${ASLINKFLAGS} ${ASLNK_TGT_F}${TGT} ${ASLNK_SRC_F}${SRC}'
ext_out = ['.bin']
inst_to = '${BINDIR}'
class asmshlib(asmprogram):
"Links object files into a c shared library"
inst_to = '${LIBDIR}'
class asmstlib(stlink_task):
"Links object files into a c static library"
pass # do not remove
def configure(conf):
conf.env.ASMPATH_ST = '-I%s'
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