23 lines
422 B
C
Executable File
23 lines
422 B
C
Executable File
#!/usr/bin/env bash
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#root=$(readlink -f -- "$(dirname -- "$0")/..")
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root=`perl -MCwd -e'print Cwd::abs_path(shift)' $(dirname -- "$0")/..`
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work=$root/work
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if [ ! -d $work ]; then
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mkdir $work || exit 1
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fi
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url=$1
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outfile=$3
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cachefile=$work/$outfile
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if [ -s $cachefile ]; then
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cp $work/$outfile $outfile || exit 1
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else
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wget $1 -O $3 || exit 1
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if [ $? == 0 ]; then
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cp $3 $work/ || exit 1
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fi
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fi
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