Add QLIST_FOREACH_FUNC_SAFE(), QTAILQ_FOREACH_FUNC_SAFE() and QTAILQ_POP_HEAD(), to be used in following commit.
Signed-off-by: Vladimir Sementsov-Ogievskiy <[email protected]> --- include/qemu/queue.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/include/qemu/queue.h b/include/qemu/queue.h index e029e7bf66..03e1fce85f 100644 --- a/include/qemu/queue.h +++ b/include/qemu/queue.h @@ -173,6 +173,13 @@ struct { \ (var) && ((next_var) = ((var)->field.le_next), 1); \ (var) = (next_var)) +#define QLIST_FOREACH_FUNC_SAFE(head, field, func) do { \ + typeof(*QLIST_FIRST(head)) *qffs_var, *qffs_next_var; \ + QLIST_FOREACH_SAFE(qffs_var, (head), field, qffs_next_var) { \ + (func)(qffs_var); \ + } \ +} while (/*CONSTCOND*/0) + /* * List access methods. */ @@ -490,6 +497,13 @@ union { \ (var) && ((prev_var) = QTAILQ_PREV(var, field), 1); \ (var) = (prev_var)) +#define QTAILQ_FOREACH_FUNC_SAFE(head, field, func) do { \ + typeof(*QTAILQ_FIRST(head)) *qffs_var, *qffs_next_var; \ + QTAILQ_FOREACH_SAFE(qffs_var, (head), field, qffs_next_var) { \ + (func)(qffs_var); \ + } \ +} while (/*CONSTCOND*/0) + /* * Tail queue access methods. */ -- 2.29.2
