Rewrite so that it uses mktemp. also let a trap for the cleanup function...

Rewrite so that it uses mktemp. also let a trap for the cleanup function handle the rm of the tempfile, we save on the whole if then
Signed-off-by: NJoerg Jaspert <joerg@debian.org>

config/debian/cron.daily

@@ -9,14 +9,17 @@ export SCRIPTVARS=/srv/ftp-master.debian.org/dak/config/debian/vars
 
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+TMPFILE=$( mktemp -p ${TMPDIR} )
+
+function cleanup {
+    ERRVAL=$?
+    rm -f ${TMPFILE}
+    exit ${ERRVAL}
+}
+trap cleanup SIGHUP SIGINT SIGPIPE SIGTERM EXIT ERR
 
 # get the latest list of wnpp bugs and their source packages
-if $( wget -q -O/srv/ftp-master.debian.org/scripts/masterfiles/wnpp_rm.tmp http://qa.debian.org/data/bts/wnpp_rm ) ; then
-    mv /srv/ftp-master.debian.org/scripts/masterfiles/wnpp_rm.tmp /srv/ftp-master.debian.org/scripts/masterfiles/wnpp_rm
-else
-    if [ -f /srv/ftp-master.debian.org/scripts/masterfiles/wnpp_rm.tmp ] ; then
-        rm /srv/ftp-master.debian.org/scripts/masterfiles/wnpp_rm.tmp
-    fi
-fi
+wget -q -O${TMPFILE} http://qa.debian.org/data/bts/wnpp_rm
+mv ${TMPFILE} /srv/ftp-master.debian.org/scripts/masterfiles/wnpp_rm
 
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