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Add and use python bootstrap toolchain #18

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arlyon wants to merge 1 commit into from
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Add and use python bootstrap toolchain #18

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5 changes: 5 additions & 0 deletions examples/prelude/.buckconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -5,3 +5,8 @@ name=BUILD
prelude = ./prelude
toolchains = ./toolchains
root = .
platform = no
buck = no
fbcode = no
fbsource = no
ovr_config = no
6 changes: 3 additions & 3 deletions examples/prelude/toolchain/BUILD
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
load(":cxx_hacks.bzl", "cxx_hacks")
load(":toolchain.bzl", "cxx_toolchain", "python_toolchain")
load(":toolchain.bzl", "cxx_toolchain", "python_toolchain", "python_bootstrap_toolchain")

# Required to support the $(cxx-header-tree) macro
cxx_hacks(
Expand All @@ -21,7 +21,7 @@ python_toolchain(
# the bootstrap toolchain is used
# to poentially initialize other
# toolchains
python_toolchain(
python_bootstrap_toolchain(
name="python_bootstrap",
visibility=["PUBLIC"],
)
)
16 changes: 16 additions & 0 deletions examples/prelude/toolchain/toolchain.bzl
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Expand Up @@ -20,6 +20,10 @@ load(
"PythonPlatformInfo",
"PythonToolchainInfo",
)
load(
"@prelude//python_bootstrap:python_bootstrap.bzl",
"PythonBootstrapToolchainInfo",
)

DEFAULT_MAKE_COMP_DB = "prelude//cxx/tools:make_comp_db"
DEFAULT_MAKE_PEX_INPLACE = "prelude//python/tools:make_pex_inplace"
Expand Down Expand Up @@ -130,3 +134,15 @@ python_toolchain = rule(
},
is_toolchain_rule = True,
)

def _python_bootstrap_toolchain(ctx):
return [
DefaultInfo(),
PythonBootstrapToolchainInfo(interpreter="python")
]

python_bootstrap_toolchain = rule(
impl = _python_bootstrap_toolchain,
attrs = {},
is_toolchain_rule = True,
)