/
01-devices.post
60 lines (55 loc) · 1.43 KB
/
01-devices.post
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maybe_create_devs ()
{
local DEVDIR=/dev
# Check for ${DEVDIR}/shm directory (for POSIX semaphores and POSIX shared mem)
if [ -e "${DEVDIR}/shm" -a ! -d "${DEVDIR}/shm" ]
then
# No mercy. Try to remove.
rm -f "${DEVDIR}/shm"
if [ -e "${DEVDIR}/shm" -a ! -d "${DEVDIR}/shm" ]
then
echo
echo "${DEVDIR}/shm is existant but not a directory."
echo "POSIX semaphores and POSIX shared memory will not work"
echo
fi
fi
# Create it if necessary
if [ ! -e "${DEVDIR}/shm" ]
then
mkdir "${DEVDIR}/shm"
if [ ! -e "${DEVDIR}/shm" ]
then
echo
echo "Creating ${DEVDIR}/shm directory failed."
echo "POSIX semaphores and POSIX shared memory will not work"
echo
fi
fi
# Check for ${DEVDIR}/mqueue directory (for POSIX message queues)
if [ -e "${DEVDIR}/mqueue" -a ! -d "${DEVDIR}/mqueue" ]
then
# No mercy. Try to remove.
rm -f "${DEVDIR}/mqueue"
if [ -e "${DEVDIR}/mqueue" -a ! -d "${DEVDIR}/mqueue" ]
then
echo
echo "${DEVDIR}/mqueue is existant but not a directory."
echo "POSIX message queues will not work"
echo
fi
fi
# Create it if necessary
if [ ! -e "${DEVDIR}/mqueue" ]
then
mkdir "${DEVDIR}/mqueue"
if [ ! -e "${DEVDIR}/mqueue" ]
then
echo
echo "Creating ${DEVDIR}/mqueue directory failed."
echo "POSIX message queues will not work"
echo
fi
fi
}
maybe_create_devs