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Eliminated two bugs found by spack test and rewrote the parser to be more sane

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This commit is contained in:
Todd Gamblin 2015-11-10 18:44:01 -08:00
parent 5e75a5c81c
commit 5417a514e9
2 changed files with 23 additions and 82 deletions
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9
lib/spack/spack/concretize.py
View file

@ -183,14 +183,13 @@ def concretize_compiler_flags(self, spec):
""" """
ret = False ret = False
for flag in Compiler.valid_compiler_flags(): for flag in Compiler.valid_compiler_flags():
print flag
try: try:
nearest = next(p for p in spec.traverse(direction='parents') nearest = next(p for p in spec.traverse(direction='parents')
if p.compiler == spec.compiler and p is not spec if ((p.compiler == spec.compiler and p is not spec)
and flag in p.compiler_flags) and flag in p.compiler_flags))
if ((not flag in spec.compiler_flags) or if ((not flag in spec.compiler_flags) or
spec.compiler_flags[flag] != p.compiler_flags[flag]): spec.compiler_flags[flag] != nearest.compiler_flags[flag]):
spec.compiler_flags[flag] = p.compiler_flags[flag] spec.compiler_flags[flag] = nearest.compiler_flags[flag]
ret = True ret = True
except StopIteration: except StopIteration:

94
lib/spack/spack/spec.py
View file

@ -1812,52 +1812,28 @@ def do_parse(self):
try: try:
while self.next: while self.next:
if self.accept(ID): if self.accept(ID):
specs.append(self.spec()) specs.append(self.spec(self.token.value))
elif self.accept(HASH): elif self.accept(HASH):
specs.append(self.spec_by_hash()) specs.append(self.spec_by_hash())
elif self.accept(DEP): elif self.accept(DEP):
if not specs: if not specs:
specs.append(self.empty_spec()) specs.append(self.spec(''))
if self.accept(HASH): if self.accept(HASH):
specs[-1]._add_dependency(self.spec_by_hash()) specs[-1]._add_dependency(self.spec_by_hash())
else: else:
self.expect(ID) self.expect(ID)
specs[-1]._add_dependency(self.spec()) specs[-1]._add_dependency(self.spec(self.token.value))
elif self.accept(PCT):
specs.append(self.empty_spec())
specs[-1]._set_compiler(self.compiler())
elif self.accept(ON):
specs.append(self.empty_spec())
self.expect(ID)
self.check_identifier()
name = self.token.value
if self.accept(EQ):
if self.accept(QT):
self.token.value = self.token.value[1:-1]
else:
self.expect(ID)
specs[-1]._add_flag(name,self.token.value)
else:
specs[-1]._add_variant(self.variant(name),True)
elif self.accept(OFF):
specs.append(self.empty_spec())
specs[-1]._add_variant(self.variant(),False)
else: else:
self.unexpected_token() # Attempt to construct an anonymous spec, but check that the first token is valid
# TODO: Is this check even necessary, or will it all be Lex errors now?
specs.append(self.spec('',True))
except spack.parse.ParseError, e: except spack.parse.ParseError, e:
raise SpecParseError(e) raise SpecParseError(e)
# for top_spec in specs:
# for spec in top_spec.traverse():
# if 'arch' in spec.variants:
# spec.architecture = spec.variants['arch']
return specs return specs
@ -1888,55 +1864,16 @@ def spec_by_hash(self):
return matches[0] return matches[0]
def empty_spec(self):
"""Create a Null spec from which dependency constraints can be hung"""
spec = Spec.__new__(Spec)
spec.name = ""
spec.versions = VersionList(':')
spec.variants = VariantMap(spec)
spec.architecture = None
spec.compiler = None
spec.compiler_flags = FlagMap(spec)
spec.dependents = DependencyMap()
spec.dependencies = DependencyMap()
spec._normal = False def spec(self, name, check_valid_token = False):
spec._concrete = False
#Should we be able to add cflags eventually?
while self.next:
if self.accept(ON):
self.expect(ID)
self.check_identifier()
name = self.token.value
if self.accept(EQ):
if self.accept(QT):
self.token.value = self.token.value[1:-1]
else:
self.expect(ID)
spec._add_flag(name,self.token.value)
else:
spec._add_variant(self.variant(name),True)
elif self.accept(OFF):
spec._add_variant(self.variant(),False)
elif self.accept(PCT):
spec._set_compiler(self.compiler())
else:
break
return spec
def spec(self):
"""Parse a spec out of the input. If a spec is supplied, then initialize """Parse a spec out of the input. If a spec is supplied, then initialize
and return it instead of creating a new one.""" and return it instead of creating a new one."""
if name != '':
self.check_identifier() self.check_identifier()
# This will init the spec without calling __init__. # This will init the spec without calling __init__.
spec = Spec.__new__(Spec) spec = Spec.__new__(Spec)
spec.name = self.token.value spec.name = name
spec.versions = VersionList() spec.versions = VersionList()
spec.variants = VariantMap(spec) spec.variants = VariantMap(spec)
spec.architecture = None spec.architecture = None
@ -1958,28 +1895,33 @@ def spec(self):
for version in vlist: for version in vlist:
spec._add_version(version) spec._add_version(version)
added_version = True added_version = True
check_valid_token = False
elif self.accept(ON): elif self.accept(ON):
self.expect(ID) self.expect(ID)
self.check_identifier() self.check_identifier()
name = self.token.value input = self.token.value
if self.accept(EQ): if self.accept(EQ):
if self.accept(QT): if self.accept(QT):
self.token.value = self.token.value[1:-1] self.token.value = self.token.value[1:-1]
else: else:
self.expect(ID) self.expect(ID)
spec._add_flag(name,self.token.value) spec._add_flag(input,self.token.value)
else: else:
spec._add_variant(self.variant(name),True) spec._add_variant(self.variant(input),True)
check_valid_token = False
elif self.accept(OFF): elif self.accept(OFF):
spec._add_variant(self.variant(),False) spec._add_variant(self.variant(),False)
check_valid_token = False
elif self.accept(PCT): elif self.accept(PCT):
spec._set_compiler(self.compiler()) spec._set_compiler(self.compiler())
check_valid_token = False
else: else:
if check_valid_token:
self.unexpected_token()
break break
# If there was no version in the spec, consier it an open range # If there was no version in the spec, consier it an open range