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shared: add nm_g_variant_unref_floating() helper

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This commit is contained in:
Thomas Haller 2018-03-05 12:49:04 +01:00
parent 14ffe6bc55
commit b0b5cfb7f2
1 changed files with 17 additions and 0 deletions
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17
shared/nm-utils/nm-shared-utils.h
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@ -421,6 +421,23 @@ char *nm_utils_str_utf8safe_unescape_cp (const char *str);
char *nm_utils_str_utf8safe_escape_take (char *str, NMUtilsStrUtf8SafeFlags flags);
static inline void
nm_g_variant_unref_floating (GVariant *var)
{
/* often a function wants to keep a reference to an input variant.
* It uses g_variant_ref_sink() to either increase the ref-count,
* or take ownership of a possibly floating reference.
*
* If the function doesn't actually want to do anything with the
* input variant, it still must make sure that a passed in floating
* reference is consumed. Hence, this helper which:
*
* - does nothing if @var is not floating
* - unrefs (consumes) @var if it is floating. */
if (g_variant_is_floating (var))
g_variant_unref (var);
}
/*****************************************************************************/
typedef struct {