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31 lines
1.2 KiB
C++
31 lines
1.2 KiB
C++
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// Copyright (c) 2023 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <node/blockmanager_args.h>
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#include <util/system.h>
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#include <validation.h>
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namespace node {
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std::optional<bilingual_str> ApplyArgsManOptions(const ArgsManager& args, BlockManager::Options& opts)
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{
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// block pruning; get the amount of disk space (in MiB) to allot for block & undo files
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int64_t nPruneArg{args.GetIntArg("-prune", opts.prune_target)};
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if (nPruneArg < 0) {
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return _("Prune cannot be configured with a negative value.");
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}
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uint64_t nPruneTarget{uint64_t(nPruneArg) * 1024 * 1024};
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if (nPruneArg == 1) { // manual pruning: -prune=1
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nPruneTarget = std::numeric_limits<uint64_t>::max();
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} else if (nPruneTarget) {
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if (nPruneTarget < MIN_DISK_SPACE_FOR_BLOCK_FILES) {
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return strprintf(_("Prune configured below the minimum of %d MiB. Please use a higher number."), MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024);
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}
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}
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opts.prune_target = nPruneTarget;
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return std::nullopt;
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}
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} // namespace node
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