lfu: Rename to lfq, make into a more general query tool

lfu was not very UNIX-like.  Now sim uses ep (edit pipe) to choose
the right match.

1 files changed, 3 insertions, 24 deletions

diff --git a/lf/lfu b/lf/lfq
index 415f448..81dbfb1 100755
--- a/lf/lfu
+++ b/lf/lfq
@@ -2,17 +2,13 @@
 
 # Search for track(s) on Last.fm, retrieve URL(s)
 
-usage() { echo usage: $0 [-a] [-f] [-m max] base-url 1>&2; exit 1; }
+usage() { echo usage: $0 [-m max] base-url 1>&2; exit 1; }
 
 # Parse options
-a=
-f=
 m=10
-while getopts afm: o
+while getopts m: o
 do
 	case $o in
-	a) a=1 ;; # all
-	f) f=1 ;; # first
 	m) m=$OPTARG ;; # max
 	?) usage
 	esac
@@ -24,7 +20,6 @@ m=$((m+0))
 test $m -lt 1 && m=10
 
 # Retrieve search results
-tmp=/tmp/lfu.$RANDOM
 curl -s -G --data-urlencode "q=$q" 'https://www.last.fm/search/tracks' |
 sed '/^[ 	]*$/d' |
 awk -F \" '
@@ -40,20 +35,4 @@ awk -F \" '
 		if (i > '"$((m-1))"') exit;
 	}
 ' |
-sed 's,^,https://www.last.fm,' > $tmp
-
-# Select/print results
-if test ! -z "$a"
-then
-	cat $tmp
-elif test ! -z "$f"
-then
-	sed 1q < $tmp
-else
-	< $tmp lfp | nl -w2 -s'. ' > /dev/tty
-	read n < /dev/tty
-	n=$((n+0))
-	test $n -lt 1 && n=1
-	awk "NR == $n {print}" < $tmp
-fi
-rm $tmp
+sed 's,^,https://www.last.fm,'