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Use binary streams to make DB backups, since filesystem has low compat
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2e173df2ca
commit
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@ -16,7 +16,6 @@
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#include <iostream>
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#include <fstream>
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#include <sstream>
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#include <filesystem>
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#if defined(__MINGW32__) && !defined(_GLIBCXX_HAS_GTHREADS)
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#include "mingw/mingw.mutex.h"
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@ -137,14 +136,13 @@ void Database::checkMetaTable() {
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exit(1);
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} else if (dbVersion < DATABASE_VERSION) {
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// we're gonna migrate; back up the DB
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try {
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std::cout << "[INFO] Backing up database" << std::endl;
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std::filesystem::copy_file(settings::DBPATH, settings::DBPATH + ".old." + std::to_string(dbVersion));
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}
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catch (std::filesystem::filesystem_error& e) {
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std::cout << "[FATAL] Failed to backup database before migration" << std::endl;
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exit(1);
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}
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std::cout << "[INFO] Backing up database" << std::endl;
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// copy db file over using binary streams
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std::ifstream src(settings::DBPATH, std::ios::binary);
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std::ofstream dst(settings::DBPATH + ".old." + std::to_string(dbVersion), std::ios::binary);
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dst << src.rdbuf();
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src.close();
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dst.close();
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}
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while (dbVersion != DATABASE_VERSION) {
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