--- solfege-3.16.2/exercises/standard/lesson-files/bin/csound-play-harmonic-interval.sh.orig	2005-09-09 16:03:12.000000000 +0200
+++ solfege-3.16.2/exercises/standard/lesson-files/bin/csound-play-harmonic-interval.sh	2005-09-09 16:05:31.000000000 +0200
@@ -10,13 +10,9 @@
 
 set -e
 
-TMPDIR=/tmp/solfegetmpdir.$$
-
-umask 027       # or 077
-rm -rf $TMPDIR
-mkdir $TMPDIR || exit 1
+TMPDIR=`mktemp -d /tmp/$0.XXXXXX` || exit 1
+trap 'rm -rf $TMPDIR' 0 1 2 3 6 7 13 15
 
 sed -e "s/440/$1/" -e "s/660/$2/" share/fil1.sco >$TMPDIR/solfege-csound.sco
 csound share/fil1.orc $TMPDIR/solfege-csound.sco -W -g -o devaudio
-rm -rf $TMPDIR
 
../BUILD/solfege-3.16.2/exercises/standard/lesson-files/bin/csound-play-harmonic-interval.sh