tests/exec12.sub

   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 #
  14 : ${TMPDIR:=/var/tmp}
  15 TMPFILE=$TMPDIR/exitcode
  16 trap 'rm -f $TMPFILE' 0
  17
  18 rm -f $TMPFILE
  19 set -e
  20 # we normalize the exit code to accommodate false returning 255 on Solaris
  21 exit_handler() { echo "exit code: $(( $? != 0 ))" ; touch $TMPFILE; }
  22 false() { ! :; }
  23 notfound() { nosuchcommand ; }
  24 syntaxerror() { !:; }
  25
  26 main()
  27 {(
  28     trap exit_handler 0
  29     "$@" >> /dev/null 2>&1
  30 )}
  31 main "$@"
  32 echo "after main: should not get here"