1# This program is free software: you can redistribute it and/or modify 2# it under the terms of the GNU General Public License as published by 3# the Free Software Foundation, either version 3 of the License, or 4# (at your option) any later version. 5# 6# This program is distributed in the hope that it will be useful, 7# but WITHOUT ANY WARRANTY; without even the implied warranty of 8# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 9# GNU General Public License for more details. 10# 11# You should have received a copy of the GNU General Public License 12# along with this program. If not, see <http://www.gnu.org/licenses/>. 13# 14set -o functrace 15fn() { return; } 16 17trap "echo fn ; fn" RETURN 18 19fn 20echo after 1 21 22unset -f fn 23 24fn() { eval return; } 25fn 26echo after 2 27 28unset -f fn 29