C++ (Cpp) dm_get_library_version 예제들

예제 #1

파일: libdm-iface.c 프로젝트: SteamMOD/android_bootable_steam_device-mapper

/*
 * Find out device-mapper's major version number the first time 
 * this is called and whether or not we support it.
 */
int dm_check_version(void)
{
	char libversion[64], dmversion[64];
	const char *compat = "";

	if (_version_checked)
		return _version_ok;

	_version_checked = 1;

	if (_check_version(dmversion, sizeof(dmversion), _dm_compat))
		return 1;

	if (!_dm_compat)
		goto bad;

	log_verbose("device-mapper ioctl protocol version %u failed. "
		    "Trying protocol version 1.", _dm_version);
	_dm_version = 1;
	if (_check_version(dmversion, sizeof(dmversion), 0)) {
		log_verbose("Using device-mapper ioctl protocol version 1");
		return 1;
	}

	compat = "(compat)";

	dm_get_library_version(libversion, sizeof(libversion));

	log_error("Incompatible libdevmapper %s%s and kernel driver %s",
		  libversion, compat, dmversion);

      bad:
	_version_ok = 0;
	return 0;
}

예제 #2

파일: devmapper.c 프로젝트: cathay4t/multipath-tools

static int
dm_lib_prereq (void)
{
	char version[64];
	int v[3];
#if defined(LIBDM_API_DEFERRED)
	int minv[3] = {1, 2, 89};
#elif defined(DM_SUBSYSTEM_UDEV_FLAG0)
	int minv[3] = {1, 2, 82};
#elif defined(LIBDM_API_COOKIE)
	int minv[3] = {1, 2, 38};
#else
	int minv[3] = {1, 2, 8};
#endif

	dm_get_library_version(version, sizeof(version));
	condlog(3, "libdevmapper version %s", version);
	if (sscanf(version, "%d.%d.%d ", &v[0], &v[1], &v[2]) != 3) {
		condlog(0, "invalid libdevmapper version %s", version);
		return 1;
	}

	if VERSION_GE(v, minv)
		return 0;
	condlog(0, "libdevmapper version must be >= %d.%.2d.%.2d",
		minv[0], minv[1], minv[2]);
	return 1;
}

예제 #3

파일: devmapper.c 프로젝트: grzn/multipath-tools-explained

static int
dm_lib_prereq (void)
{
	char version[64];
	int v[3];
	int minv[3] = {1, 2, 38};

	dm_get_library_version(version, sizeof(version));
	condlog(3, "libdevmapper version %s", version);
	sscanf(version, "%d.%d.%d ", &v[0], &v[1], &v[2]);

	if VERSION_GE(v, minv)
		return 0;
	condlog(0, "libdevmapper version must be >= %d.%.2d.%.2d",
		minv[0], minv[1], minv[2]);
	return 1;
}