#pragma once #include #include #include #include "types.hh" class sqlite3; class sqlite3_stmt; namespace nix { /* RAII wrapper to close a SQLite database automatically. */ struct SQLite { sqlite3 * db; SQLite() { db = 0; } ~SQLite(); operator sqlite3 * () { return db; } }; /* RAII wrapper to create and destroy SQLite prepared statements. */ struct SQLiteStmt { sqlite3 * db = 0; sqlite3_stmt * stmt = 0; SQLiteStmt() { } void create(sqlite3 * db, const std::string & s); ~SQLiteStmt(); operator sqlite3_stmt * () { return stmt; } /* Helper for binding / executing statements. */ class Use { friend struct SQLiteStmt; private: SQLiteStmt & stmt; unsigned int curArg = 1; Use(SQLiteStmt & stmt); public: ~Use(); /* Bind the next parameter. */ Use & operator () (const std::string & value, bool notNull = true); Use & operator () (int64_t value, bool notNull = true); Use & bind(); // null int step(); /* Execute a statement that does not return rows. */ void exec(); /* For statements that return 0 or more rows. Returns true iff a row is available. */ bool next(); std::string getStr(int col); int64_t getInt(int col); }; Use use() { return Use(*this); } }; /* RAII helper that ensures transactions are aborted unless explicitly committed. */ struct SQLiteTxn { bool active = false; sqlite3 * db; SQLiteTxn(sqlite3 * db); void commit(); ~SQLiteTxn(); }; MakeError(SQLiteError, Error); MakeError(SQLiteBusy, SQLiteError); [[noreturn]] void throwSQLiteError(sqlite3 * db, const format & f); /* Convenience function for retrying a SQLite transaction when the database is busy. */ template T retrySQLite(std::function fun) { while (true) { try { return fun(); } catch (SQLiteBusy & e) { } } } } ss='path'>path: root/gnu/system/shadow.scm
AgeCommit message (Expand)Author
2024-02-28system: default-bash-profile: Add Guix Home search paths as well....Florian Pelz
2024-01-17system: default-zprofile: Sync with home zprofile....Efraim Flashner
2024-01-17system: Add default guix-home-config....Efraim Flashner
2024-01-17system: Export default guile config....Efraim Flashner
2024-01-17system: Export default nanorc....Efraim Flashner
2024-01-17system: Export default gdbinit....Efraim Flashner
2024-01-17system: Export default xdefaults....Efraim Flashner
2024-01-17system: Export default zprofile....Efraim Flashner
2024-01-17system: Export default bash-profile....Efraim Flashner
2023-10-06system: Modify bash skeleton to colorize 'ip' output....Bruno Victal
2023-06-09system: account: Fix default value....Ludovic Courtès
2023-05-16services: Add default values....Andrew Tropin
2023-05-12system: default-skeletons: Merge search-paths of multiple profiles....宋文武