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# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
# vim: set filetype=python:
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
# For more complex and repetitive things, we can create templates
@template
def check_compiler_flag(flag):
@depends(is_gcc)
def check(value):
if value:
return [flag]
set_config("CFLAGS", check)
return check
check_compiler_flag("-Werror=foobar")
# Normal functions can be used in @depends functions.
def fortytwo():
return 42
def twentyone():
yield 21
@depends(is_gcc)
def check(value):
if value:
return fortytwo()
set_config("TEMPLATE_VALUE", check)
@depends(is_gcc)
def check(value):
if value:
for val in twentyone():
return val
set_config("TEMPLATE_VALUE_2", check)
# Normal functions can use @imports too to import modules.
@imports("sys")
def platform():
return sys.platform
option("--enable-imports-in-template", help="Imports in template")
@depends("--enable-imports-in-template")
def check(value):
if value:
return platform()
set_config("PLATFORM", check)
@template
def indirectly_define_option(*args, **kwargs):
option(*args, **kwargs)
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