C++ (Cpp) arg_percent_value Examples

Example #1

File: lvcreate.c Project: SteamMOD/android_bootable_steam_device-mapper

static int _read_size_params(struct lvcreate_params *lp,
			     struct lvcreate_cmdline_params *lcp,
			     struct cmd_context *cmd)
{
	if (arg_count(cmd, extents_ARG) + arg_count(cmd, size_ARG) != 1) {
		log_error("Please specify either size or extents (not both)");
		return 0;
	}

	if (arg_count(cmd, extents_ARG)) {
		if (arg_sign_value(cmd, extents_ARG, 0) == SIGN_MINUS) {
			log_error("Negative number of extents is invalid");
			return 0;
		}
		lp->extents = arg_uint_value(cmd, extents_ARG, 0);
		lcp->percent = arg_percent_value(cmd, extents_ARG, PERCENT_NONE);
	}

	/* Size returned in kilobyte units; held in sectors */
	if (arg_count(cmd, size_ARG)) {
		if (arg_sign_value(cmd, size_ARG, 0) == SIGN_MINUS) {
			log_error("Negative size is invalid");
			return 0;
		}
		lcp->size = arg_uint64_value(cmd, size_ARG, UINT64_C(0));
		lcp->percent = PERCENT_NONE;
	}

	/* Size returned in kilobyte units; held in sectors */
	if (arg_count(cmd, virtualsize_ARG)) {
		if (arg_sign_value(cmd, virtualsize_ARG, 0) == SIGN_MINUS) {
			log_error("Negative virtual origin size is invalid");
			return 0;
		}
		lp->voriginsize = arg_uint64_value(cmd, virtualsize_ARG,
						   UINT64_C(0));
		if (!lp->voriginsize) {
			log_error("Virtual origin size may not be zero");
			return 0;
		}
	}

	return 1;
}

Example #2

File: lvcreate.c Project: akiradeveloper/lvm2

static int _read_size_params(struct lvcreate_params *lp,
			     struct lvcreate_cmdline_params *lcp,
			     struct cmd_context *cmd)
{
	if (arg_count(cmd, extents_ARG) && arg_count(cmd, size_ARG)) {
		log_error("Please specify either size or extents (not both)");
		return 0;
	}

	if (!lp->thin && !lp->snapshot && !arg_count(cmd, extents_ARG) && !arg_count(cmd, size_ARG)) {
		log_error("Please specify either size or extents");
		return 0;
	}

	if (arg_count(cmd, extents_ARG)) {
		if (arg_sign_value(cmd, extents_ARG, SIGN_NONE) == SIGN_MINUS) {
			log_error("Negative number of extents is invalid");
			return 0;
		}
		lp->extents = arg_uint_value(cmd, extents_ARG, 0);
		lcp->percent = arg_percent_value(cmd, extents_ARG, PERCENT_NONE);
	}

	/* Size returned in kilobyte units; held in sectors */
	if (arg_count(cmd, size_ARG)) {
		if (arg_sign_value(cmd, size_ARG, SIGN_NONE) == SIGN_MINUS) {
			log_error("Negative size is invalid");
			return 0;
		}
		lcp->size = arg_uint64_value(cmd, size_ARG, UINT64_C(0));
		lcp->percent = PERCENT_NONE;
	}

	/* If size/extents given with thin, then we are creating a thin pool */
	if (seg_is_thin(lp) && (arg_count(cmd, size_ARG) || arg_count(cmd, extents_ARG)))
		lp->create_pool = 1;

	if (!lp->create_pool && arg_count(cmd, poolmetadatasize_ARG)) {
		log_error("--poolmetadatasize may only be specified when allocating the pool.");
		return 0;
	}

	if (arg_count(cmd, virtualsize_ARG)) {
		if (seg_is_thin_pool(lp)) {
			log_error("Virtual size in incompatible with thin_pool segment type.");
			return 0;
		}
		if (arg_sign_value(cmd, virtualsize_ARG, SIGN_NONE) == SIGN_MINUS) {
			log_error("Negative virtual origin size is invalid");
			return 0;
		}
		/* Size returned in kilobyte units; held in sectors */
		lp->voriginsize = arg_uint64_value(cmd, virtualsize_ARG,
						   UINT64_C(0));
		if (!lp->voriginsize) {
			log_error("Virtual origin size may not be zero");
			return 0;
		}
	} else {
		/* No virtual size given and no snapshot, so no thin LV to create. */
		if (seg_is_thin_volume(lp) && !lp->snapshot &&
		    !(lp->segtype = get_segtype_from_string(cmd, "thin-pool")))
			return_0;

		lp->thin = 0;
	}

	return 1;
}