sh/tests/builtins/wait3.0

   1 # $FreeBSD: head/bin/sh/tests/builtins/wait3.0 236771 2012-06-08 22:54:25Z jilles $
   2
   3 failures=
   4 failure() {
   5         echo "Error at line $1" >&2
   6         failures=x$failures
   7 }
   8
   9 T=$(mktemp -d ${TMPDIR:-/tmp}/sh-test.XXXXXX)
  10 trap 'rm -rf $T' 0
  11 cd $T || exit 3
  12 mkfifo fifo1
  13 for i in 1 2 3 4 5 6 7 8 9 10; do
  14         exit $i 4<fifo1 &
  15 done
  16 exec 3>fifo1
  17 wait || failure $LINENO
  18 (${SH} -c echo >&3) 2>/dev/null && failure $LINENO
  19 wait || failure $LINENO
  20
  21 test -z "$failures"