21 lines
424 B
Bash
21 lines
424 B
Bash
#! /bin/sh
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set -eu
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# requires env:
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# $state_dir
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# $origin
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# in PATH: git,lentil,coreutils
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subdir=`echo "$1" | tr -dc "[:alnum:]"`
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name=`echo "$origin" | tr -dc "[:alnum:]"`
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track="$state_dir/$name-checkout"
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(if test -e "$track" ;then
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cd "$track"
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git fetch origin master
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git reset --hard origin/master
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else
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git clone "$origin" "$track"
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fi) >&2
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cd "$track"
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lentil "${subdir:-.}" -f csv | sed 1d | shuf | head -1
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