sh/tests/builtins/trap4.0

   1 # $FreeBSD$
   2
   3 T=$(mktemp -d ${TMPDIR:-/tmp}/sh-test.XXXXXX)
   4 trap 'rm -rf $T' 0
   5 cd $T || exit 3
   6 mkfifo fifo1
   7
   8 v=$(
   9         exec 3>&1
  10         : <fifo1 &
  11         {
  12                 wait $!
  13                 trap 'trap "" PIPE; echo trapped >&3 2>/dev/null' PIPE
  14                 echo x 2>/dev/null
  15         } >fifo1
  16 )
  17 test "$v" = trapped