From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Mon, 6 May 2013 13:35:07 +0000 (-0400)
Subject: wfstack: return whether pop is popping the last element
X-Git-Tag: v0.8.0~87
X-Git-Url: https://git.liburcu.org/?a=commitdiff_plain;h=c8975b945b18a70ab50beda755370896d30db8fe;hp=c8975b945b18a70ab50beda755370896d30db8fe;p=urcu.git

wfstack: return whether pop is popping the last element

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>
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