added z/bl script

z/bl

@@ -0,0 +1,12 @@
+#!/bin/rc
+# gets the backlinks to the current zettelkasten note in acme
+# relies on the index generated by the script in my linux dotfiles.
+# going to port that script to be a plan 9 program at some point.
+
+filename=`{cat /mnt/acme/$winid/tag | awk '{ print $1 }'}
+
+files=`{awk -v 'fn='`{basename $filename} '$2 ~ fn {print $1}' index}
+
+for (f in $files) {
+	echo $f: `{sed 1q $f}
+}