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Check downloaded gcc/clang checksums (#1367)

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Check sha256 checksums of the downloaded gcc and clang toolchains. It'll
allow us to extend trust to external toolchains if building from source.
This commit is contained in:
Brett Jia 2025-02-08 20:46:09 -05:00 • committed by GitHub
parent 1d676b36e6
commit 0e557d041d
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1 changed files with 25 additions and 3 deletions
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28
tool/cosmocc/package.sh
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@ -201,14 +201,36 @@ fetch() {
else
curl -LO $1
fi
if command -v sha256sum >/dev/null 2>&1; then
# can use system sha256sum
true
elif command -v shasum >/dev/null 2>&1; then
sha256sum() {
shasum -a 256 "$@"
}
elif command -v "$PWD/o/build/sha256sum" >/dev/null 2>&1; then
# should have been built by download-cosmocc.sh if a system
# sha256sum/shasum does not exist
sha256sum() {
"$PWD/o/build/sha256sum" "$@"
}
else
echo please install sha256sum >&2
exit 1
fi
filename=$(basename $1)
printf '%s\n' "$2 $filename" >$filename.sha256sum
sha256sum -c $filename.sha256sum || exit 1
}
OLD=$PWD
cd "$OUTDIR/"
if [ ! -x bin/x86_64-linux-cosmo-gcc ]; then
fetch https://github.com/ahgamut/superconfigure/releases/download/z0.0.60/aarch64-gcc.zip &
fetch https://github.com/ahgamut/superconfigure/releases/download/z0.0.60/x86_64-gcc.zip &
fetch https://github.com/ahgamut/superconfigure/releases/download/z0.0.60/llvm.zip &
fetch https://github.com/ahgamut/superconfigure/releases/download/z0.0.60/aarch64-gcc.zip 6a07f915ec0296cd33b3142e75c00ed1a7072c75d92c82a0c0b5f5df2cff0dd2 &
fetch https://github.com/ahgamut/superconfigure/releases/download/z0.0.60/x86_64-gcc.zip cbb1659c56a0a4f95a71f59f94693515000d3dd53f79a597acacd53cbad2c7d8 &
fetch https://github.com/ahgamut/superconfigure/releases/download/z0.0.60/llvm.zip d42c2e46204d4332975d2d7464c5df63c898c34f8d9d2b83c168c14705ca8edd &
wait
unzip aarch64-gcc.zip &
unzip x86_64-gcc.zip &