本文整理汇总了Python中mozbuild.preprocessor.Preprocessor.context['DEBUG']方法的典型用法代码示例。如果您正苦于以下问题：Python Preprocessor.context['DEBUG']方法的具体用法？Python Preprocessor.context['DEBUG']怎么用？Python Preprocessor.context['DEBUG']使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类mozbuild.preprocessor.Preprocessor的用法示例。
在下文中一共展示了Preprocessor.context['DEBUG']方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: generate_symbols_file
# 需要导入模块: from mozbuild.preprocessor import Preprocessor [as 别名]
# 或者: from mozbuild.preprocessor.Preprocessor import context['DEBUG'] [as 别名]
def generate_symbols_file(output, *args):
''' '''
parser = argparse.ArgumentParser()
parser.add_argument('input')
parser.add_argument('-D', action=DefinesAction)
parser.add_argument('-U', action='append', default=[])
args = parser.parse_args(args)
input = os.path.abspath(args.input)
pp = Preprocessor()
pp.context.update(buildconfig.defines)
if args.D:
pp.context.update(args.D)
for undefine in args.U:
if undefine in pp.context:
del pp.context[undefine]
# Hack until MOZ_DEBUG_FLAGS are simply part of buildconfig.defines
if buildconfig.substs['MOZ_DEBUG']:
pp.context['DEBUG'] = '1'
# Ensure @[email protected] works as expected (see the Windows section further below)
if buildconfig.substs['OS_TARGET'] == 'WINNT':
pp.context['DATA'] = 'DATA'
else:
pp.context['DATA'] = ''
pp.out = StringIO()
pp.do_filter('substitution')
pp.do_include(input)
symbols = [s.strip() for s in pp.out.getvalue().splitlines() if s.strip()]
if buildconfig.substs['OS_TARGET'] == 'WINNT':
# A def file is generated for MSVC link.exe that looks like the
# following:
# LIBRARY library.dll
# EXPORTS
# symbol1
# symbol2
# ...
#
# link.exe however requires special markers for data symbols, so in
# that case the symbols look like:
# data_symbol1 DATA
# data_symbol2 DATA
# ...
#
# In the input file, this is just annotated with the following syntax:
# data_symbol1 @[email protected]
# data_symbol2 @[email protected]
# ...
# The DATA variable is "simply" expanded by the preprocessor, to
# nothing on non-Windows, such that we only get the symbol name on
# those platforms, and to DATA on Windows, so that the "DATA" part
# is, in fact, part of the symbol name as far as the symbols variable
# is concerned.
libname, ext = os.path.splitext(os.path.basename(output.name))
assert ext == '.def'
output.write('LIBRARY %s\nEXPORTS\n %s\n'
% (libname, '\n '.join(symbols)))
elif buildconfig.substs['GCC_USE_GNU_LD']:
# A linker version script is generated for GNU LD that looks like the
# following:
# {
# global:
# symbol1;
# symbol2;
# ...
# local:
# *;
# };
output.write('{\nglobal:\n %s;\nlocal:\n *;\n};'
% ';\n '.join(symbols))
elif buildconfig.substs['OS_TARGET'] == 'Darwin':
# A list of symbols is generated for Apple ld that simply lists all
# symbols, with an underscore prefix.
output.write(''.join('_%s\n' % s for s in symbols))
return set(pp.includes)