tools/ant-txt/pick: shell script to pick a message from a file

tools/ant-txt/pick

@@ -0,0 +1,60 @@
+#!/bin/sh
+#
+# tools/ant-txt/pick - Run ant-txt on a message selected by number
+#
+# Written 2012 by Werner Almesberger
+# Copyright 2012 Werner Almesberger
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+
+#
+# File format (on stdin):
+#
+# - message blocks are separated by one or more empty lines
+# - lines beginning with # are ignored before or after a message block
+#   (or between empty lines)
+#
+# Message blocks are selected by number. The first block is 1.
+#
+#
+
+opt=
+if [ "${1#-}" != "$1" ]; then
+	opt=$1
+	shift
+fi
+
+sel=$1
+skip=true
+n=0
+while read s; do
+	[ "$s" = "${s#\#}" ] || continue
+        if [ ! "$s" ]; then
+		skip=true
+		continue
+	fi
+	$skip && n=`expr $n + 1`
+	skip=false
+	[ "$sel" ] || continue
+	[ $sel = $n ] && break
+done
+
+if [ ! "$sel" ]; then
+	echo $n
+	exit
+fi
+
+msg=
+while true; do
+	msg="$msg '$s'"
+	read t || break
+	[ -z "$t" -o "$t" != "${t#\#}" ] && break
+	s=$t
+done
+
+dir=${0%/*}
+eval $dir/ant-txt $opt -F $dir/../fonts $msg