vimdot: lookup 'vim' in $PATH

Instead of hardcoding /usr/bin/vim. Needed for NixOS (http://nixos.org), and is
probably useful for others too.

diff --git a/plugin/xlib/vimdot.sh b/plugin/xlib/vimdot.sh
index 749fe6a384e54aac56b4e71d3cc904b197570dc8..4e6dd4bb406d82184352739ad0e6f3114cddab7f 100755 (executable)
--- a/plugin/xlib/vimdot.sh
+++ b/plugin/xlib/vimdot.sh
@@ -3,9 +3,9 @@
 
 error() { echo "$0: $*" >&2; exit 1; }
 
-editor="/usr/bin/vim"
+editor="vim"
 
-if ! test -x "$editor"; then error "the \"$editor\" editor not found or not executable"; fi
+if ! test -x "$(command -v "$editor")"; then error "the \"$editor\" editor not found or not executable"; fi
 
 default="noname.gv"