forked from mirrors/nixpkgs
20 lines
400 B
Bash
20 lines
400 B
Bash
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# First argument: command to run
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# Second argument: cache name
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# Third argument: argument to command
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# Fourth argument: cache type
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cached_output () {
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cmd="$1";
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basename="$2";
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arg="$3";
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ext="$4";
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if ! [ -e "cache-${ext//./-}/${basename}.${ext}" ]; then
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mkdir -p "cache-${ext//./-}";
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$cmd $arg > "cache-${ext//./-}/${basename}.${ext}";
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fi;
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cat "cache-${ext//./-}/${basename}.${ext}";
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}
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