C++ (Cpp) MATCH_TAG_AND_RETURN примеры использования

Пример #1

Файл: utils.c Проект: freedesktop-unofficial-mirror/NetworkManager__NetworkManager

const char *
utils_get_ifcfg_name (const char *file, gboolean only_ifcfg)
{
	const char *name;

	g_return_val_if_fail (file != NULL, NULL);

	name = strrchr (file, '/');
	if (!name)
		name = file;
	else
		name++;
	if (!*name)
		return NULL;

#define MATCH_TAG_AND_RETURN(name, TAG) \
	G_STMT_START { \
		if (strncmp (name, TAG, STRLEN (TAG)) == 0) { \
			name += STRLEN (TAG); \
			if (name[0] == '\0') \
				return NULL; \
			else \
				return name; \
		} \
	} G_STMT_END

	MATCH_TAG_AND_RETURN (name, IFCFG_TAG);
	if (!only_ifcfg) {
		MATCH_TAG_AND_RETURN (name, KEYS_TAG);
		MATCH_TAG_AND_RETURN (name, ROUTE_TAG);
		MATCH_TAG_AND_RETURN (name, ROUTE6_TAG);
	}

	return NULL;
}

Пример #2

Файл: utils.c Проект: Impulse2000/NetworkManager

const char *
utils_get_ifcfg_name (const char *file, gboolean only_ifcfg)
{
	const char *name;

	g_return_val_if_fail (file != NULL, NULL);

	name = strrchr (file, '/');
	if (!name)
		name = file;
	else
		name++;
	if (!*name)
		return NULL;

#define MATCH_TAG_AND_RETURN(name, TAG) \
	G_STMT_START { \
		if (strncmp (name, TAG, NM_STRLEN (TAG)) == 0) { \
			name += NM_STRLEN (TAG); \
			if (name[0] == '\0') \
				return NULL; \
			else \
				return name; \
		} \
	} G_STMT_END

	/* Do not detect alias files and return 'eth0:0' instead of 'eth0'.
	 * Unfortunately, we cannot be sure that our files don't contain colons,
	 * so we cannot reject files with colons.
	 *
	 * Instead, you must not call utils_get_ifcfg_name() with an alias file
	 * or files that are ignored. */
	MATCH_TAG_AND_RETURN (name, IFCFG_TAG);
	if (!only_ifcfg) {
		MATCH_TAG_AND_RETURN (name, KEYS_TAG);
		MATCH_TAG_AND_RETURN (name, ROUTE_TAG);
		MATCH_TAG_AND_RETURN (name, ROUTE6_TAG);
	}

	return NULL;
}