On Wed, Mar 04, 2015 at 17:17:06 +0100, Pavel Hrdina wrote:
Using this macro will ensure that the value stored in domain def will never be greater than VIR_DOMAIN_MEMORY_PARAM_UNLIMITED.
Signed-off-by: Pavel Hrdina <phrdina@redhat.com> --- src/util/virutil.h | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/src/util/virutil.h b/src/util/virutil.h index d1173c1..003eee6 100644 --- a/src/util/virutil.h +++ b/src/util/virutil.h @@ -98,6 +98,10 @@ const char *virEnumToString(const char *const*types, const char *name ## TypeToString(int type); \ int name ## TypeFromString(const char*type);
+# define VIR_SET_MEMORY_LIMIT(limit, value) \ + limit = (value) < VIR_DOMAIN_MEMORY_PARAM_UNLIMITED ? (value) : \ + VIR_DOMAIN_MEMORY_PARAM_UNLIMITED
You should document that @value cannot have side effects as it's evaluated twice. Also why don't you make an inline function that returns the truncated value? Peter