86 lines
1.0 KiB
Bash
86 lines
1.0 KiB
Bash
#!/bin/sh
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# description: Test creation and deletion of trace instances
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if [ ! -d instances ] ; then
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echo "no instance directory with this kernel"
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exit_unsupported;
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fi
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fail() { # mesg
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rmdir x y z 2>/dev/null
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echo $1
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set -e
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exit $FAIL
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}
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cd instances
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# we don't want to fail on error
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set +e
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mkdir x
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rmdir x
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result=$?
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if [ $result -ne 0 ]; then
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echo "instance rmdir not supported"
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exit_unsupported
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fi
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instance_slam() {
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while :; do
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mkdir x
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mkdir y
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mkdir z
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rmdir x
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rmdir y
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rmdir z
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done 2>/dev/null
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}
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instance_slam &
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p1=$!
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echo $p1
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instance_slam &
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p2=$!
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echo $p2
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instance_slam &
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p3=$!
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echo $p3
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instance_slam &
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p4=$!
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echo $p4
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instance_slam &
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p5=$!
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echo $p5
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ls -lR >/dev/null
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sleep 1
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kill -1 $p1
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kill -1 $p2
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kill -1 $p3
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kill -1 $p4
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kill -1 $p5
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echo "Wait for processes to finish"
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wait $p1 $p2 $p3 $p4 $p5
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echo "all processes finished, wait for cleanup"
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mkdir x y z
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ls x y z
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rmdir x y z
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for d in x y z; do
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if [ -d $d ]; then
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fail "instance $d still exists"
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fi
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done
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set -e
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exit 0
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