fs: make symlinking more resilient when something's already at the location
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@ -298,7 +298,10 @@ let
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lnfrom="$1"
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lnto="$2"
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ln -sf --no-dereference "$lnto" "$lnfrom"
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# ln is clever when there's something else at the place we want to create the link
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# only create the link if nothing's there or what is there is another link,
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# otherwise you'll get links at unexpected fs locations
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! test -e "$lnfrom" || test -L "$lnfrom" && ln -sf --no-dereference "$lnto" "$lnfrom"
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'';
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scriptArgs = [ path link-cfg.target ];
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};
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