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249988a787
value; this potentially dangerous feature enables better sharing for those paths for which the content is known in advance (e.g., because a content hash is given). * Fast builds: if we can expand all output paths of a derive expression, we don't have to build.
10 lines
212 B
Bash
10 lines
212 B
Bash
#! /bin/sh
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echo "downloading $url into $out..."
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wget "$url" -O "$out" || exit 1
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actual=$(md5sum -b $out | cut -c1-32)
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if ! test "$actual" == "$md5"; then
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echo "hash is $actual, expected $md5"
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exit 1
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fi
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