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qapi/qlist: Add qlist_append_null() macro
Besides the macro itself, this patch also adds a corresponding Coccinelle rule. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Message-id: 20171114180128.17076-3-mreitz@redhat.com Signed-off-by: Max Reitz <mreitz@redhat.com>
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@@ -15,6 +15,7 @@
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#include "qapi/qmp/qobject.h"
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#include "qapi/qmp/qnum.h"
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#include "qapi/qmp/qnull.h"
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#include "qemu/queue.h"
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typedef struct QListEntry {
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@@ -37,6 +38,8 @@ typedef struct QList {
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qlist_append(qlist, qbool_from_bool(value))
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#define qlist_append_str(qlist, value) \
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qlist_append(qlist, qstring_from_str(value))
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#define qlist_append_null(qlist) \
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qlist_append(qlist, qnull())
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#define QLIST_FOREACH_ENTRY(qlist, var) \
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for ((var) = ((qlist)->head.tqh_first); \
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