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Misc changes from the flakes branch

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This commit is contained in:
Eelco Dolstra 2020-03-24 14:26:13 +01:00
parent c85097da7c
commit 0a10854f85
22 changed files with 110 additions and 60 deletions
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25
src/libstore/sqlite.cc
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@ -25,11 +25,16 @@ namespace nix {
throw SQLiteError("%s: %s (in '%s')", fs.s, sqlite3_errstr(exterr), path);
}
SQLite::SQLite(const Path & path)
SQLite::SQLite(const Path & path, bool create)
{
if (sqlite3_open_v2(path.c_str(), &db,
SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, 0) != SQLITE_OK)
SQLITE_OPEN_READWRITE | (create ? SQLITE_OPEN_CREATE : 0), 0) != SQLITE_OK)
throw Error(format("cannot open SQLite database '%s'") % path);
if (sqlite3_busy_timeout(db, 60 * 60 * 1000) != SQLITE_OK)
throwSQLiteError(db, "setting timeout");
exec("pragma foreign_keys = 1");
}
SQLite::~SQLite()
@ -42,6 +47,12 @@ SQLite::~SQLite()
}
}
void SQLite::isCache()
{
exec("pragma synchronous = off");
exec("pragma main.journal_mode = truncate");
}
void SQLite::exec(const std::string & stmt)
{
retrySQLite<void>([&]() {
@ -94,6 +105,16 @@ SQLiteStmt::Use & SQLiteStmt::Use::operator () (const std::string & value, bool
return *this;
}
SQLiteStmt::Use & SQLiteStmt::Use::operator () (const unsigned char * data, size_t len, bool notNull)
{
if (notNull) {
if (sqlite3_bind_blob(stmt, curArg++, data, len, SQLITE_TRANSIENT) != SQLITE_OK)
throwSQLiteError(stmt.db, "binding argument");
} else
bind();
return *this;
}
SQLiteStmt::Use & SQLiteStmt::Use::operator () (int64_t value, bool notNull)
{
if (notNull) {