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https://github.com/NixOS/nixpkgs.git
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27 lines
600 B
Bash
Executable file
27 lines
600 B
Bash
Executable file
#!/usr/bin/env nix-shell
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#!nix-shell -i bash -p python3 python3.pkgs.toml cargo
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set -eu pipefile
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HERE=$(readlink -e $(dirname "${BASH_SOURCE[0]}"))
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NIXPKGS_ROOT="$HERE/../../../.."
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# https://unix.stackexchange.com/a/84980/390173
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tempdir=$(mktemp -d 2>/dev/null || mktemp -d -t 'update-lockfile')
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cd "$tempdir"
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mkdir -p src
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touch src/lib.rs
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RUSTC_SRC=$(nix-build "${NIXPKGS_ROOT}" -A pkgs.rustPlatform.rustLibSrc --no-out-link)
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ln -s $RUSTC_SRC/{core,alloc} ./
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export RUSTC_SRC
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python3 "$HERE/cargo.py"
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export RUSTC_BOOTSTRAP=1
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cargo generate-lockfile
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cp Cargo.lock "$HERE"
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rm -rf "$tempdir"
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