85 lines
2.6 KiB
Plaintext
85 lines
2.6 KiB
Plaintext
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# Copyright 2018 The Cartographer Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Description:
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# Eigen is a C++ template library for linear algebra: vectors,
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# matrices, and related algorithms.
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licenses([
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# Note: Eigen is an MPL2 library that includes GPL v3 and LGPL v2.1+ code.
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# We've taken special care to not reference any restricted code.
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"reciprocal", # MPL2
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"notice", # Portions BSD
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])
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exports_files(["COPYING.MPL2"])
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# License-restricted (i.e. not reciprocal or notice) files inside Eigen/...
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EIGEN_RESTRICTED_FILES = [
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"Eigen/src/OrderingMethods/Amd.h",
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"Eigen/src/SparseCholesky/**",
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]
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# Notable transitive dependencies of restricted files inside Eigen/...
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EIGEN_RESTRICTED_DEPS = [
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"Eigen/Eigen",
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"Eigen/IterativeLinearSolvers",
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"Eigen/MetisSupport",
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"Eigen/Sparse",
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"Eigen/SparseCholesky",
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"Eigen/SparseLU",
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]
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EIGEN_FILES = [
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"Eigen/**",
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"unsupported/Eigen/CXX11/**",
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"unsupported/Eigen/FFT",
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"unsupported/Eigen/KroneckerProduct",
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"unsupported/Eigen/src/FFT/**",
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"unsupported/Eigen/src/KroneckerProduct/**",
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"unsupported/Eigen/MatrixFunctions",
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"unsupported/Eigen/SpecialFunctions",
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"unsupported/Eigen/src/MatrixFunctions/**",
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"unsupported/Eigen/src/SpecialFunctions/**",
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]
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# List of files picked up by glob but actually part of another target.
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EIGEN_EXCLUDE_FILES = [
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"Eigen/src/Core/arch/AVX/PacketMathGoogleTest.cc",
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]
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# Files known to be under MPL2 license.
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EIGEN_MPL2_HEADER_FILES = glob(
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EIGEN_FILES,
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exclude = EIGEN_EXCLUDE_FILES +
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EIGEN_RESTRICTED_FILES +
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EIGEN_RESTRICTED_DEPS + [
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# Guarantees any file missed by excludes above will not compile.
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"Eigen/src/Core/util/NonMPL2.h",
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"Eigen/**/CMakeLists.txt",
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],
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)
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cc_library(
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name = "eigen",
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hdrs = EIGEN_MPL2_HEADER_FILES,
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defines = [
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# This define (mostly) guarantees we don't link any problematic
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# code. We use it, but we do not rely on it, as evidenced above.
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"EIGEN_MPL2_ONLY",
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],
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includes = ["."],
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visibility = ["//visibility:public"],
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)
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