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c10fd1c8b1
* This will define CARGO_HOME to $PWD/.cargo-home to ensure that cargo never tries to look for a missing HOME directory as it's default location * The hook is also added to `postPatchHooks` (instead of `preConfigureHooks`) to ensure that it runs before all other configuration-related hooks
21 lines
860 B
Bash
21 lines
860 B
Bash
configureCargoCommonVars() {
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echo "Executing configureCargoCommonVars"
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# Set a CARGO_HOME if it doesn't exist so cargo does not go
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# looking for a non-existent HOME directory
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export CARGO_HOME=${CARGO_HOME:-${PWD}/.cargo-home}
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mkdir -p ${CARGO_HOME}
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export CARGO_BUILD_JOBS=${CARGO_BUILD_JOBS:-$NIX_BUILD_CORES}
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export RUST_TEST_THREADS=${RUST_TEST_THREADS:-$NIX_BUILD_CORES}
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# Disable incremental builds by default since we don't get a ton of benefit
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# while building with nix. Allow a declared-but-empty variable which will tell
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# cargo to honor the definition used in the build profile
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export CARGO_BUILD_INCREMENTAL=${CARGO_BUILD_INCREMENTAL-false}
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}
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# NB: run after patching, but before other configure hooks so that we can set
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# any default values as early in the process as possible.
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postPatchHooks+=(configureCargoCommonVars)
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