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"""Repository rule for Debian 8 Jessie Clang-6.0 portable Linux builds."""
def _clang6_configure(ctx):
# TODO(jart): It'd probably be better to use Bazel's struct.to_proto()
# method to generate a gigantic CROSSTOOL file that allows
# Clang to support everything.
ctx.symlink(
ctx.os.environ.get('TF_LLVM_PATH',
'/usr/lib/llvm-6.0'),
'clang6/llvm')
ctx.symlink(
ctx.os.environ.get('STRIP', '/usr/bin/strip'),
'clang6/sbin/strip')
ctx.symlink(
ctx.os.environ.get('OBJDUMP', '/usr/bin/objdump'),
'clang6/sbin/objdump')
ctx.symlink(ctx.attr._build, 'clang6/BUILD')
ctx.template('clang6/CROSSTOOL', ctx.attr._crosstool, {
'%package(@local_config_clang6//clang6)%': str(ctx.path('clang6')),
})
clang6_configure = repository_rule(
implementation = _clang6_configure,
attrs = {
'_build': attr.label(
default=str(Label('//third_party/toolchains/clang6:clang.BUILD'))),
'_crosstool': attr.label(
default=str(Label('//third_party/toolchains/clang6:CROSSTOOL.tpl'))),
},
)
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