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[Runner] Define some environment variables needed by Rust toolchain #302

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[Runner] Define some environment variables needed by Rust toolchain #302

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8 changes: 8 additions & 0 deletions src/Runner.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -1120,6 +1120,10 @@ function platform_envs(platform::AbstractPlatform, src_name::AbstractString;
"CARGO_BUILD_TARGET" => map_rust_target(platform),
"CARGO_HOME" => "/opt/$(host_target)",
"RUSTUP_HOME" => "/opt/$(host_target)",
# `TARGET` and `HOST` are needed in some build systems:
# <https://doc.rust-lang.org/cargo/reference/environment-variables.html#environment-variables-cargo-sets-for-build-scripts>.
"TARGET" => map_rust_target(platform),
"HOST" => map_rust_target(host_platform),
))
if rust_version !== nothing
merge!(mapping, Dict(
Expand Down Expand Up @@ -1206,6 +1210,10 @@ function platform_envs(platform::AbstractPlatform, src_name::AbstractString;
end
end

if :rust in compilers
mapping["HOST_CC"] = mapping["HOSTCC"]
end

# There is no easy way to automatically determine the version of glibc for
# all platforms, but some build systems want to know it. Let's emulate with
# the `GNU_LIBC_VERSION` environment variable what `getconf
Expand Down