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netlib-lapack : optional dependency on external blas

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This commit is contained in:
alalazo
2016-03-10 10:34:51 +01:00
parent 63ae407169
commit 4f14db8af2
1 changed files with 11 additions and 1 deletions
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12
var/spack/repos/builtin/packages/netlib-lapack/package.py
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@@ -19,19 +19,29 @@ class NetlibLapack(Package):
variant('debug', default=False, description='Activates the Debug build type') variant('debug', default=False, description='Activates the Debug build type')
variant('shared', default=True, description="Build shared library version") variant('shared', default=True, description="Build shared library version")
variant('external-blas', default=False, description='Build lapack with an external blas')
variant('lapacke', default=True, description='Activates the build of the LAPACKE C interface') variant('lapacke', default=True, description='Activates the build of the LAPACKE C interface')
# virtual dependency # virtual dependency
provides('blas') provides('blas', when='~external-blas')
provides('lapack') provides('lapack')
depends_on('cmake') depends_on('cmake')
depends_on('blas', when='+external-blas')
def install(self, spec, prefix): def install(self, spec, prefix):
cmake_args = ['-DBUILD_SHARED_LIBS:BOOL=%s' % ('ON' if '+shared' in spec else 'OFF'), cmake_args = ['-DBUILD_SHARED_LIBS:BOOL=%s' % ('ON' if '+shared' in spec else 'OFF'),
'-DCMAKE_BUILD_TYPE:STRING=%s' % ('Debug' if '+debug' in spec else 'Release'), '-DCMAKE_BUILD_TYPE:STRING=%s' % ('Debug' if '+debug' in spec else 'Release'),
'-DLAPACKE:BOOL=%s' % ('ON' if '+lapacke' in spec else 'OFF')] '-DLAPACKE:BOOL=%s' % ('ON' if '+lapacke' in spec else 'OFF')]
if '+external-blas' in spec:
# TODO : the mechanism to specify the library should be more general,
# TODO : but this allows to have an hook to an external blas
cmake_args.extend([
'-DUSE_OPTIMIZED_BLAS:BOOL=ON',
'-DBLAS_LIBRARIES:PATH=%s' % join_path(spec['blas'].prefix.lib, 'libblas.a')
])
cmake_args.extend(std_cmake_args) cmake_args.extend(std_cmake_args)
with working_dir('spack-build', create=True): with working_dir('spack-build', create=True):