fix singleton sed
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@ -43,7 +43,7 @@ GHC_PKGS="array base-4 base-3 bin-package-db $(ghc-pkg --simple-output list byte
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for i in $GHC_PKGS; do sed -i -e /$i/d pkgs.dot; done
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for i in $GHC_PKGS; do sed -i -e /$i/d pkgs.dot; done
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# remove singletons
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# remove singletons
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sed -i -e /^"[^ ]*"$/d pkgs.dot
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sed -i -e '/^"[^ ]*"$/d' pkgs.dot
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which tred &>/dev/null || { echo "graphviz is needed to generate graph" ; exit 1 ; }
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which tred &>/dev/null || { echo "graphviz is needed to generate graph" ; exit 1 ; }
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cat pkgs.dot | tred | dot -Nfontsize=8 -Tsvg >pkgs.svg
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cat pkgs.dot | tred | dot -Nfontsize=8 -Tsvg >pkgs.svg
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