31 lines
1.1 KiB
Diff
31 lines
1.1 KiB
Diff
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diff --git a/tools/jdk/BUILD.tools b/tools/jdk/BUILD.tools
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index a8af76e90c..7f8b030f63 100644
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--- a/tools/jdk/BUILD.tools
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+++ b/tools/jdk/BUILD.tools
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@@ -146,6 +146,25 @@ py_test(
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],
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)
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+##### Nonprebuilt toolchains definitions for NixOS and nix build sandboxes ####
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+
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+load("@rules_java//toolchains:default_java_toolchain.bzl", "default_java_toolchain", "NONPREBUILT_TOOLCHAIN_CONFIGURATION")
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+
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+[
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+ default_java_toolchain(
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+ name = "nonprebuilt_toolchain_java" + str(version),
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+ configuration = NONPREBUILT_TOOLCHAIN_CONFIGURATION,
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+ java_runtime = "@local_jdk//:jdk",
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+ source_version = str(version),
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+ target_version = str(version),
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+ )
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+ # Ideally we would only define toolchains for the java versions that the
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+ # local jdk supports. But we cannot access this information in a BUILD
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+ # file, and this is a hack anyway, so just pick a large enough upper bound.
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+ # At the current pace, java <= 30 should cover all realeases until 2028.
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+ for version in range(8, 31)
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+]
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+
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#### Aliases to rules_java to keep backward-compatibility (begin) ####
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TARGET_NAMES = [
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