Generate "current" API level.

Support for using this coming in an upcoming patch.

Test: nose2
      readelf to check the following:
      * bsd_signal unversioned before current
      * bsd_signal versioned in current
      * catclose missing before current
      * catclose present and versioned in current
Bug: None
Change-Id: I861862161426d3ec5b530e3156d3a8ae96fed468
This commit is contained in:
Dan Albert
2016-11-08 13:35:12 -08:00
parent 073379e549
commit fd86e9ee21
4 changed files with 33 additions and 14 deletions

View File

@@ -31,11 +31,30 @@ ALL_ARCHITECTURES = (
)
# Arbitrary magic number. We use the same one in api-level.h for this purpose.
FUTURE_API_LEVEL = 10000
def logger():
"""Return the main logger for this module."""
return logging.getLogger(__name__)
def api_level_arg(api_str):
"""Parses an API level, handling the "current" special case.
Args:
api_str: (string) Either a numeric API level or "current".
Returns:
(int) FUTURE_API_LEVEL if `api_str` is "current", else `api_str` parsed
as an integer.
"""
if api_str == "current":
return FUTURE_API_LEVEL
return int(api_str)
def get_tags(line):
"""Returns a list of all tags on this line."""
_, _, all_tags = line.strip().partition('#')
@@ -105,10 +124,7 @@ def symbol_in_api(tags, arch, api):
introduced_tag = tag
arch_specific = True
elif tag == 'future':
# This symbol is not in any released API level.
# TODO(danalbert): These need to be emitted for api == current.
# That's not a construct we have yet, so just skip it for now.
return False
return api == FUTURE_API_LEVEL
if introduced_tag is None:
# We found no "introduced" tags, so the symbol has always been
@@ -310,7 +326,8 @@ def parse_args():
parser.add_argument('-v', '--verbose', action='count', default=0)
parser.add_argument(
'--api', type=int, required=True, help='API level being targeted.')
'--api', type=api_level_arg, required=True,
help='API level being targeted.')
parser.add_argument(
'--arch', choices=ALL_ARCHITECTURES, required=True,
help='Architecture being targeted.')