This is based on a combination of Gabor Greif's update script [0] and my script to verify the hashes [1]. It's a bit hacky / unconventional but it should be very useful and worked fine so far (but it might require changes for some edge-cases). [0]: https://github.com/NixOS/nixpkgs/issues/100725#issuecomment-710055349 [1]: https://github.com/NixOS/nixpkgs/issues/100725#issuecomment-781323979wip/yesman
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#!/usr/bin/env bash |
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set -eu |
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# Example usage: ./pkgs/development/compilers/llvm/update.sh 12.0.0-rc4 |
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readonly VERSION="$1" |
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readonly VERSION_MAJOR="${VERSION%%.*}" |
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readonly VERSION_MAIN="${VERSION%%-*}" |
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declare VERSION_PATCH="${VERSION/$VERSION_MAIN/}" |
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readonly VERSION_PATCH="${VERSION_PATCH/-/}" |
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readonly DIR="pkgs/development/compilers/llvm/$VERSION_MAJOR" |
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readonly FILE="$DIR/default.nix" |
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sed -Ei \ |
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-e "s/release_version = \".+\";/release_version = \"$VERSION_MAIN\";/" \ |
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-e "s/candidate = \".*\";/candidate = \"$VERSION_PATCH\";/" \ |
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"$FILE" |
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readonly ATTRSET="llvmPackages_$VERSION_MAJOR" |
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readonly SOURCES=( |
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"clang-unwrapped.src" |
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"compiler-rt.src" |
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"clang-unwrapped.clang-tools-extra_src" |
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"libcxx.src" |
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"libcxxabi.src" |
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"libunwind.src" |
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"lld.src" |
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"lldb.src" |
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"llvm.src" |
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"llvm.polly_src" |
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"openmp.src" |
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) |
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for SOURCE in "${SOURCES[@]}"; do |
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echo "Updating the hash of $SOURCE:" |
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declare ATTR="$ATTRSET.$SOURCE" |
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declare OLD_HASH="$(nix eval -f . $ATTR.outputHash)" |
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declare NEW_HASH="\"$(nix-prefetch-url -A $ATTR)\"" |
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find "$DIR" -type f -exec sed -i "s/$OLD_HASH/$NEW_HASH/" {} + |
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done |
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echo OK |
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