only run xdg-open if there is DISPLAY

2010-06-03 07:22:29 +00:00 · 2010-06-03 07:22:29 +00:00 · c3e8b642b9
commit c3e8b642b9
parent 5e9ae7fc32
1 changed files with 3 additions and 1 deletions
--- a/pkg-deps.sh
+++ b/pkg-deps.sh
@ -29,4 +29,6 @@ for i in $GHC_PKGS; do sed -i -e /$i/d pkgs.dot; done

 cat pkgs.dot | tred | dot -Nfontsize=8 -Tsvg >pkgs.svg

+if [ -n "$DISPLAY"]; then
  xdg-open pkgs.svg
+fi