def execute(self, makefile, context):
atargets = data.stripdotslashes(self.targetexp.resolvesplit(makefile, makefile.variables))
targets = [data.Pattern(p) for p in _expandwildcards(makefile, atargets)]
if not len(targets):
context.currule = DummyRule()
return
ispatterns = set((t.ispattern() for t in targets))
if len(ispatterns) == 2:
raise data.DataError("Mixed implicit and normal rule", self.targetexp.loc)
ispattern, = ispatterns
if ispattern and context.weak:
raise data.DataError("Pattern rules not allowed in includedeps", self.targetexp.loc)
deps = [p for p in _expandwildcards(makefile, data.stripdotslashes(self.depexp.resolvesplit(makefile, makefile.variables)))]
if ispattern:
rule = data.PatternRule(targets, map(data.Pattern, deps), self.doublecolon, loc=self.targetexp.loc)
makefile.appendimplicitrule(rule)
else:
rule = data.Rule(deps, self.doublecolon, loc=self.targetexp.loc, weakdeps=context.weak)
for t in targets:
makefile.gettarget(t.gettarget()).addrule(rule)
makefile.foundtarget(targets[0].gettarget())
context.currule = rule
def _executeweak(self, makefile, context):
"""
If the context is weak (we're just handling dependencies) we can make a number of assumptions here.
This lets us go really fast and is generally good.
"""
assert context.weak
assert len(self.targetexp.resolvesplit(makefile,
makefile.variables)) == 1
target = self.targetexp.resolvesplit(makefile, makefile.variables)[0]
deps = self.depexp.resolvesplit(makefile, makefile.variables)
rule = data.Rule(deps,
self.doublecolon,
loc=self.targetexp.loc,
weakdeps=True)
makefile.gettarget(target).addrule(rule)
makefile.foundtarget(target)
context.currule = rule
def _execute(self, makefile, context):
assert not context.weak
atargets = data.stripdotslashes(
self.targetexp.resolvesplit(makefile, makefile.variables))
targets = [
data.Pattern(p) for p in _expandwildcards(makefile, atargets)
]
if not len(targets):
context.currule = DummyRule()
return
ispatterns = set((t.ispattern() for t in targets))
if len(ispatterns) == 2:
raise errors.DataError("Mixed implicit and normal rule",
self.targetexp.loc)
ispattern, = ispatterns
deps = list(
_expandwildcards(
makefile,
data.stripdotslashes(
self.depexp.resolvesplit(makefile, makefile.variables))))
if ispattern:
prerequisites = [data.Pattern(d) for d in deps]
rule = data.PatternRule(targets,
prerequisites,
self.doublecolon,
loc=self.targetexp.loc)
makefile.appendimplicitrule(rule)
else:
rule = data.Rule(deps,
self.doublecolon,
loc=self.targetexp.loc,
weakdeps=False)
for t in targets:
makefile.gettarget(t.gettarget()).addrule(rule)
makefile.foundtarget(targets[0].gettarget())
context.currule = rule
def _executeweak(self, makefile, context):
"""
If the context is weak (we're just handling dependencies) we can make a number of assumptions here.
This lets us go really fast and is generally good.
"""
assert context.weak
deps = self.depexp.resolvesplit(makefile, makefile.variables)
# Skip targets with no rules and no dependencies
if not deps:
return
targets = data.stripdotslashes(
self.targetexp.resolvesplit(makefile, makefile.variables))
rule = data.Rule(list(data.stripdotslashes(deps)),
self.doublecolon,
loc=self.targetexp.loc,
weakdeps=True)
for target in targets:
makefile.gettarget(target).addrule(rule)
makefile.foundtarget(target)
context.currule = rule