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| author | Simon McVittie <simon.mcvittie@collabora.co.uk> | 2010-04-01 14:13:16 +0100 |
|---|---|---|
| committer | Simon McVittie <simon.mcvittie@collabora.co.uk> | 2010-04-01 14:13:16 +0100 |
| commit | a042c778d08a84c794c7d38c29e5f7919a1bad80 (patch) | |
| tree | fcb43051a94fc7a4089916794e2e60b9153bfed9 /telepathy-glib/util.h | |
| parent | 82558e9415b197586a99e689673934214f2780df (diff) | |
| download | telepathy-glib-a042c778d08a84c794c7d38c29e5f7919a1bad80.tar.gz | |
util: add tp_str_empty()
By popular demand, since everyone who uses telepathy-glib seems to invent
their own FOO_STR_EMPTY macro :-)
It's a #define wrapper around an inline function, in order to provide
type-safety and only evaluate its argument once (which occasionally
matters).
Diffstat (limited to 'telepathy-glib/util.h')
| -rw-r--r-- | telepathy-glib/util.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/telepathy-glib/util.h b/telepathy-glib/util.h index 1b23e53fd..3bdc3d496 100644 --- a/telepathy-glib/util.h +++ b/telepathy-glib/util.h @@ -65,6 +65,14 @@ GValue *tp_g_value_slice_dup (const GValue *value) G_GNUC_WARN_UNUSED_RESULT; void tp_g_hash_table_update (GHashTable *target, GHashTable *source, GBoxedCopyFunc key_dup, GBoxedCopyFunc value_dup); +#define tp_str_empty(s) (tp_str_empty_inline (s)) + +static inline gboolean +tp_str_empty_inline (const gchar *s) +{ + return (s == NULL || s[0] == '\0'); +} + gboolean tp_strdiff (const gchar *left, const gchar *right); gpointer tp_mixin_offset_cast (gpointer instance, guint offset); |