diff options
Diffstat (limited to 'lib/spack/spack/spec.py')
| -rw-r--r-- | lib/spack/spack/spec.py | 127 |
1 files changed, 97 insertions, 30 deletions
diff --git a/lib/spack/spack/spec.py b/lib/spack/spack/spec.py index 10e246bf2e..c045e80365 100644 --- a/lib/spack/spack/spec.py +++ b/lib/spack/spack/spec.py @@ -420,6 +420,7 @@ class Spec(object): # package.py files for. self._normal = kwargs.get('normal', False) self._concrete = kwargs.get('concrete', False) + self.external = None # This allows users to construct a spec DAG with literals. # Note that given two specs a and b, Spec(a) copies a, but @@ -770,12 +771,11 @@ class Spec(object): # Concretize virtual dependencies last. Because they're added # to presets below, their constraints will all be merged, but we'll # still need to select a concrete package later. - if not self.virtual: - changed |= any( - (spack.concretizer.concretize_architecture(self), - spack.concretizer.concretize_compiler(self), - spack.concretizer.concretize_version(self), - spack.concretizer.concretize_variants(self))) + changed |= any( + (spack.concretizer.concretize_architecture(self), + spack.concretizer.concretize_compiler(self), + spack.concretizer.concretize_version(self), + spack.concretizer.concretize_variants(self))) presets[self.name] = self visited.add(self.name) @@ -808,21 +808,18 @@ class Spec(object): a problem. """ changed = False - while True: - virtuals =[v for v in self.traverse() if v.virtual] - if not virtuals: - return changed - - for spec in virtuals: - providers = spack.repo.providers_for(spec) - concrete = spack.concretizer.choose_provider(spec, providers) - concrete = concrete.copy() - spec._replace_with(concrete) - changed = True + done = False + while not done: + done = True + for spec in list(self.traverse()): + if spack.concretizer.concretize_virtual_and_external(spec): + done = False + changed = True - # If there are duplicate providers or duplicate provider deps, this - # consolidates them and merge constraints. - changed |= self.normalize(force=True) + # If there are duplicate providers or duplicate provider deps, this + # consolidates them and merge constraints. + changed |= self.normalize(force=True) + return changed def concretize(self): @@ -837,6 +834,7 @@ class Spec(object): with requirements of its pacakges. See flatten() and normalize() for more details on this. """ + if self._concrete: return @@ -1069,7 +1067,7 @@ class Spec(object): # if we descend into a virtual spec, there's nothing more # to normalize. Concretize will finish resolving it later. - if self.virtual: + if self.virtual or self.external: return False # Combine constraints from package deps with constraints from @@ -1404,15 +1402,26 @@ class Spec(object): Whether deps should be copied too. Set to false to copy a spec but not its dependencies. """ + + # We don't count dependencies as changes here + changed = True + if hasattr(self, 'name'): + changed = (self.name != other.name and self.versions != other.versions and \ + self.architecture != other.architecture and self.compiler != other.compiler and \ + self.variants != other.variants and self._normal != other._normal and \ + self.concrete != other.concrete and self.external != other.external) + # Local node attributes get copied first. self.name = other.name self.versions = other.versions.copy() self.architecture = other.architecture self.compiler = other.compiler.copy() if other.compiler else None - self.dependents = DependencyMap() - self.dependencies = DependencyMap() + if kwargs.get('cleardeps', True): + self.dependents = DependencyMap() + self.dependencies = DependencyMap() self.variants = other.variants.copy() self.variants.spec = self + self.external = other.external self.namespace = other.namespace # If we copy dependencies, preserve DAG structure in the new spec @@ -1431,6 +1440,8 @@ class Spec(object): # Since we preserved structure, we can copy _normal safely. self._normal = other._normal self._concrete = other._concrete + self.external = other.external + return changed def copy(self, **kwargs): @@ -1571,14 +1582,28 @@ class Spec(object): $_ Package name $. Full package name (with namespace) - $@ Version - $% Compiler - $%@ Compiler & compiler version + $@ Version with '@' prefix + $% Compiler with '%' prefix + $%@ Compiler with '%' prefix & compiler version with '@' prefix $+ Options - $= Architecture - $# 7-char prefix of DAG hash + $= Architecture with '=' prefix + $# 7-char prefix of DAG hash with '-' prefix $$ $ + You can also use full-string versions, which leave off the prefixes: + + ${PACKAGE} Package name + ${VERSION} Version + ${COMPILER} Full compiler string + ${COMPILERNAME} Compiler name + ${COMPILERVER} Compiler version + ${OPTIONS} Options + ${ARCHITECTURE} Architecture + ${SHA1} Dependencies 8-char sha1 prefix + + ${SPACK_ROOT} The spack root directory + ${SPACK_INSTALL} The default spack install directory, ${SPACK_PREFIX}/opt + Optionally you can provide a width, e.g. $20_ for a 20-wide name. Like printf, you can provide '-' for left justification, e.g. $-20_ for a left-justified name. @@ -1594,7 +1619,8 @@ class Spec(object): color = kwargs.get('color', False) length = len(format_string) out = StringIO() - escape = compiler = False + named = escape = compiler = False + named_str = fmt = '' def write(s, c): if color: @@ -1636,9 +1662,12 @@ class Spec(object): elif c == '#': out.write('-' + fmt % (self.dag_hash(7))) elif c == '$': - if fmt != '': + if fmt != '%s': raise ValueError("Can't use format width with $$.") out.write('$') + elif c == '{': + named = True + named_str = '' escape = False elif compiler: @@ -1652,6 +1681,43 @@ class Spec(object): out.write(c) compiler = False + elif named: + if not c == '}': + if i == length - 1: + raise ValueError("Error: unterminated ${ in format: '%s'" + % format_string) + named_str += c + continue; + if named_str == 'PACKAGE': + write(fmt % self.name, '@') + if named_str == 'VERSION': + if self.versions and self.versions != _any_version: + write(fmt % str(self.versions), '@') + elif named_str == 'COMPILER': + if self.compiler: + write(fmt % self.compiler, '%') + elif named_str == 'COMPILERNAME': + if self.compiler: + write(fmt % self.compiler.name, '%') + elif named_str == 'COMPILERVER': + if self.compiler: + write(fmt % self.compiler.versions, '%') + elif named_str == 'OPTIONS': + if self.variants: + write(fmt % str(self.variants), '+') + elif named_str == 'ARCHITECTURE': + if self.architecture: + write(fmt % str(self.architecture), '=') + elif named_str == 'SHA1': + if self.dependencies: + out.write(fmt % str(self.dag_hash(7))) + elif named_str == 'SPACK_ROOT': + out.write(fmt % spack.prefix) + elif named_str == 'SPACK_INSTALL': + out.write(fmt % spack.install_path) + + named = False + elif c == '$': escape = True if i == length - 1: @@ -1782,6 +1848,7 @@ class SpecParser(spack.parse.Parser): spec.variants = VariantMap(spec) spec.architecture = None spec.compiler = None + spec.external = None spec.dependents = DependencyMap() spec.dependencies = DependencyMap() spec.namespace = spec_namespace |