wfstack: return whether pop is popping the last element
authorMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Mon, 6 May 2013 13:35:07 +0000 (09:35 -0400)
committerMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Mon, 6 May 2013 13:35:07 +0000 (09:35 -0400)
Newly introduced "with_state" pop API members return stack state
atomically sampled with the pop operation.

Allow testing behavior of pop with respect to number of push-to-empty
and pop-all-from-non-empty.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

No differences found
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