diff options
| -rw-r--r-- | var/spack/repos/builtin/packages/boost/package.py | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/boost/package.py b/var/spack/repos/builtin/packages/boost/package.py index bce3ce038b..b9b0cabf0b 100644 --- a/var/spack/repos/builtin/packages/boost/package.py +++ b/var/spack/repos/builtin/packages/boost/package.py @@ -156,6 +156,13 @@ class Boost(Package): libraries, root=self.prefix, shared=shared, recursive=True ) + variant('context-impl', + default='fcontext', + values=('fcontext', 'ucontext', 'winfib'), + multi=False, + description='Use the specified backend for boost-context', + when='+context') + variant('cxxstd', default='98', values=( @@ -481,6 +488,10 @@ class Boost(Package): raise RuntimeError("At least one of {singlethreaded, " + "multithreaded} must be enabled") + # If we are building context, tell b2 which backend to use + if '+context' in spec: + options.extend(['context-impl=%s' % spec.variants['context-impl'].value]) + if '+taggedlayout' in spec: layout = 'tagged' elif '+versionedlayout' in spec: @@ -667,3 +678,12 @@ class Boost(Package): return ['-DBoost_NO_BOOST_CMAKE=ON'] + args_fn(self) type(dependent_spec.package).cmake_args = _cmake_args + + def setup_dependent_build_environment(self, env, dependent_spec): + if '+context' in self.spec: + context_impl = self.spec.variants['context-impl'].value + # fcontext, as the default, has no corresponding macro + if context_impl == 'ucontext': + env.append_flags('CXXFLAGS', '-DBOOST_USE_UCONTEXT') + elif context_impl == 'winfib': + env.append_flags('CXXFLAGS', '-DBOOST_USE_WINFIB') |