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60 lines
1.6 KiB
Bash
Executable File
60 lines
1.6 KiB
Bash
Executable File
#!/bin/sh -e
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#
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# Seeing as this is the only rust package in the
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# repositories (other than rust itself), this will
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# also serve as a reference to writing network-free
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# rust-based packages.
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# Set the CARGO_HOME variable to the current directory
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# to prevent cargo from touching '$HOME/.cargo'. This
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# keeps the build contained to the package manager's
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# domain.
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export CARGO_HOME=$PWD
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# Extract each crate and generate a checksum file.
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# This effectively mimics 'cargo vendor' without the
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# network requirement.
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#
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# This allows the package manager to cache each crate
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# and handle them as regular sources.
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(
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cd vendor
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for crate in *.crate; do
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tar xf "$crate"
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# Strip the filename from the sha256sum output.
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sha256=$(sha256sum "$crate")
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sha256=${sha256%% *}
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printf '{"package":"%s","files":{}}\n' "$sha256" \
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> "${crate%.crate}/.cargo-checksum.json"
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done
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)
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# Cargo reads a "global" configuration file from $CARGO_HOME,
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# as we've set it to $PWD this is where we'll be storing the
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# vendor config.
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mkdir -p .cargo
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# Create the configuration file to tell cargo to look in the
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# 'vendor' directory for the already downloaded sources
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# rather than crates.io (over network).
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cat <<EOF > .cargo/config
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[source.crates-io]
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replace-with = "vendored-sources"
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[source.vendored-sources]
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directory = "vendor"
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EOF
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# Use the '--frozen' flag to tell cargo to skip the network
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# and use whatever dependencies are in the Cargo.[toml|lock]
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# files.
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cargo build \
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--release \
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--frozen
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mkdir -p "$1/usr/bin"
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cp -f target/release/cbindgen "$1/usr/bin"
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