45 lines
2.5 KiB
Nu
45 lines
2.5 KiB
Nu
#!/usr/bin/env nu
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# Build the pinned brush source with only its WASI launcher seam replaced.
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def copy-if-changed [source: path, destination: path] {
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if not ($destination | path exists) or (open --raw $source) != (open --raw $destination) {
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cp $source $destination
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}
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}
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def main [] {
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let here = $env.FILE_PWD
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let source = ($here | path join source)
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let revision = '943553433ae04f5b3bd55d2cf207e39eb9ef2af7'
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if not ($source | path exists) {
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^git clone --no-checkout https://github.com/reubeno/brush $source
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if $env.LAST_EXIT_CODE != 0 { error make {msg: 'brush clone failed'} }
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^git -C $source checkout $revision
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if $env.LAST_EXIT_CODE != 0 { error make {msg: 'brush checkout failed'} }
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}
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if (^git -C $source rev-parse HEAD | str trim) != $revision { error make {msg: 'unexpected brush revision'} }
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let core = ($source | path join brush-core)
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copy-if-changed ($here | path join process.rs) ($core | path join src sys wasm process.rs)
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copy-if-changed ($here | path join lookup.rs) ($core | path join src sys wasm sausage-lookup.rs)
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let fs = ($core | path join src sys wasm fs.rs)
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let fs_text = (open --raw $fs)
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if not ($fs_text | str contains 'include!("sausage-lookup.rs")') {
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$fs_text + "\ninclude!(\"sausage-lookup.rs\");\n" | save --force $fs
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}
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mkdir ($core | path join sausage-process)
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let wit = ($here | path join .. .. host wit | path expand)
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copy-if-changed ($wit | path join process.wit) ($core | path join sausage-process process.wit)
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mkdir ($core | path join sausage-process deps)
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copy-if-changed ($wit | path join deps io.wit) ($core | path join sausage-process deps io.wit)
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let manifest = ($core | path join Cargo.toml)
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let text = (open --raw $manifest)
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let marker = "[target.'cfg(target_family = \"wasm\")'.dependencies]"
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if not ($text | str contains 'wit-bindgen =') {
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$text | str replace $marker ($marker + "\nwit-bindgen = \"0.46\"") | save -f $manifest
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}
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copy-if-changed ($here | path join Cargo.lock) ($source | path join Cargo.lock)
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$env.SAUSAGE_CWD_INIT = ($here | path join .. cwd-init init.o | path expand)
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$env.CARGO_TARGET_WASM32_WASIP2_LINKER = ($here | path join .. cwd-init link.nu | path expand)
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$env.CARGO_TARGET_WASM32_WASIP2_RUSTFLAGS = '-C link-arg=sausage-cwd-init'
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^cargo build --manifest-path ($source | path join Cargo.toml) -p brush-shell --release --features minimal --no-default-features --target wasm32-wasip2 --locked
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if $env.LAST_EXIT_CODE != 0 { error make {msg: 'brush build failed'} }
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}
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