diff options
Diffstat (limited to 'hwdb/parse_hwdb.py')
| -rwxr-xr-x | hwdb/parse_hwdb.py | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/hwdb/parse_hwdb.py b/hwdb/parse_hwdb.py index 5d4c5ea64d..16f74b0777 100755 --- a/hwdb/parse_hwdb.py +++ b/hwdb/parse_hwdb.py @@ -26,7 +26,6 @@ # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # SOFTWARE. -import functools import glob import string import sys @@ -35,9 +34,9 @@ import os try: from pyparsing import (Word, White, Literal, ParserElement, Regex, LineStart, LineEnd, - ZeroOrMore, OneOrMore, Combine, Or, Optional, Suppress, Group, + OneOrMore, Combine, Or, Optional, Suppress, Group, nums, alphanums, printables, - stringEnd, pythonStyleComment, + stringEnd, pythonStyleComment, QuotedString, ParseBaseException) except ImportError: print('pyparsing is not available') @@ -56,9 +55,10 @@ except ImportError: lru_cache = lambda: (lambda f: f) EOL = LineEnd().suppress() -EMPTYLINE = LineStart() + LineEnd() +EMPTYLINE = LineEnd() COMMENTLINE = pythonStyleComment + EOL INTEGER = Word(nums) +STRING = QuotedString('"') REAL = Combine((INTEGER + Optional('.' + Optional(INTEGER))) ^ ('.' + INTEGER)) UDEV_TAG = Word(string.ascii_uppercase, alphanums + '_') @@ -66,7 +66,7 @@ TYPES = {'mouse': ('usb', 'bluetooth', 'ps2', '*'), 'evdev': ('name', 'atkbd', 'input'), 'touchpad': ('i8042', 'rmi', 'bluetooth', 'usb'), 'keyboard': ('name', ), - } + } @lru_cache() def hwdb_grammar(): @@ -76,13 +76,13 @@ def hwdb_grammar(): for category, conn in TYPES.items()) matchline = Combine(prefix + Word(printables + ' ' + '®')) + EOL propertyline = (White(' ', exact=1).suppress() + - Combine(UDEV_TAG - '=' - Word(alphanums + '_=:@*.! ') - Optional(pythonStyleComment)) + + Combine(UDEV_TAG - '=' - Word(alphanums + '_=:@*.! "') - Optional(pythonStyleComment)) + EOL) propertycomment = White(' ', exact=1) + pythonStyleComment + EOL group = (OneOrMore(matchline('MATCHES*') ^ COMMENTLINE.suppress()) - OneOrMore(propertyline('PROPERTIES*') ^ propertycomment.suppress()) - - (EMPTYLINE ^ stringEnd()).suppress() ) + (EMPTYLINE ^ stringEnd()).suppress()) commentgroup = OneOrMore(COMMENTLINE).suppress() - EMPTYLINE.suppress() grammar = OneOrMore(group('GROUPS*') ^ commentgroup) + stringEnd() @@ -103,17 +103,19 @@ def property_grammar(): ('POINTINGSTICK_SENSITIVITY', INTEGER), ('POINTINGSTICK_CONST_ACCEL', REAL), ('ID_INPUT_TOUCHPAD_INTEGRATION', Or(('internal', 'external'))), - ) + ('XKB_FIXED_LAYOUT', STRING), + ('XKB_FIXED_VARIANT', STRING), + ) fixed_props = [Literal(name)('NAME') - Suppress('=') - val('VALUE') for name, val in props] kbd_props = [Regex(r'KEYBOARD_KEY_[0-9a-f]+')('NAME') - Suppress('=') - ('!' ^ (Optional('!') - Word(alphanums + '_')))('VALUE') - ] + ] abs_props = [Regex(r'EVDEV_ABS_[0-9a-f]{2}')('NAME') - Suppress('=') - Word(nums + ':')('VALUE') - ] + ] grammar = Or(fixed_props + kbd_props + abs_props) @@ -133,7 +135,8 @@ def convert_properties(group): def parse(fname): grammar = hwdb_grammar() try: - parsed = grammar.parseFile(fname) + with open(fname, 'r', encoding='UTF-8') as f: + parsed = grammar.parseFile(f) except ParseBaseException as e: error('Cannot parse {}: {}', fname, e) return [] @@ -185,8 +188,7 @@ def print_summary(fname, groups): .format(fname, len(groups), sum(len(matches) for matches, props in groups), - sum(len(props) for matches, props in groups), - )) + sum(len(props) for matches, props in groups))) if __name__ == '__main__': args = sys.argv[1:] or glob.glob(os.path.dirname(sys.argv[0]) + '/[67]0-*.hwdb') |