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lit/ShUtil.py: Deprecate '!' in shell expression. It is not sh-compatible.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173421 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
NAKAMURA Takumi 2013-01-25 06:30:36 +00:00
parent bfb8223e2b
commit 52d4de971f
1 changed files with 1 additions and 8 deletions
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9
utils/lit/lit/ShUtil.py
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@ -129,7 +129,7 @@ class ShLexer:
lex_one_token - Lex a single 'sh' token. """ lex_one_token - Lex a single 'sh' token. """
c = self.eat() c = self.eat()
if c in ';!': if c == ';':
return (c,) return (c,)
if c == '|': if c == '|':
if self.maybe_eat('|'): if self.maybe_eat('|'):
@ -219,9 +219,6 @@ class ShParser:
def parse_pipeline(self): def parse_pipeline(self):
negate = False negate = False
if self.look() == ('!',):
self.lex()
negate = True
commands = [self.parse_command()] commands = [self.parse_command()]
while self.look() == ('|',): while self.look() == ('|',):
@ -317,10 +314,6 @@ class TestShParse(unittest.TestCase):
Command(['c'], [])], Command(['c'], [])],
False)) False))
self.assertEqual(self.parse('! a'),
Pipeline([Command(['a'], [])],
True))
def test_list(self): def test_list(self):
self.assertEqual(self.parse('a ; b'), self.assertEqual(self.parse('a ; b'),
Seq(Pipeline([Command(['a'], [])], False), Seq(Pipeline([Command(['a'], [])], False),