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authordimitri staessens <[email protected]>2016-05-28 22:13:24 +0200
committerdimitri staessens <[email protected]>2016-05-28 22:25:42 +0200
commite7aa1ba135d358a0c03c9bcb7157c86a6d9e95c5 (patch)
tree3c4283f1ff1fc36face4f921e05432fc5021952d /src/tools/cbr
parent6aea30b730381af91300397a02e684a462bf55a7 (diff)
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lib: shm_ap_rbuff: sleep when read on empty rbuff
When the ring buffer is empty, a read call will sleep. A write call on an empty ring buffer will wake up sleeping readers.
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