def test_create_ring():
global r, sr
r = hal.Ring("ring1", size=size, type=hal.RINGTYPE_STREAM)
sr = hal.StreamRing(r)
import os
from machinekit import hal
name = "streamring"
ringsize = 16384
polltime = 0.1
try:
r = hal.Ring(name)
except RuntimeError, e:
r = hal.Ring(name, size=ringsize, flags=hal.RINGTYPE_STREAM)
r.writer = os.getpid()
sr = hal.StreamRing(r)
count = 10
for n in range(count):
try:
r.write("message %d\n" % n)
except RuntimeError, e:
print e