nix-super/src/globals.cc
Eelco Dolstra 06d3d7355d * Enclose most operations that update the database in transactions.
* Open all database tables (Db objects) at initialisation time, not
  every time they are used.  This is necessary because tables have to
  outlive all transactions that refer to them.
2003-07-31 16:05:35 +00:00

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C++

#include "globals.hh"
#include "db.hh"
Database nixDB;
TableId dbPath2Id;
TableId dbId2Paths;
TableId dbSuccessors;
TableId dbSubstitutes;
string nixStore = "/UNINIT";
string nixDataDir = "/UNINIT";
string nixLogDir = "/UNINIT";
string nixDBPath = "/UNINIT";
void openDB()
{
nixDB.open(nixDBPath);
dbPath2Id = nixDB.openTable("path2id");
dbId2Paths = nixDB.openTable("id2paths");
dbSuccessors = nixDB.openTable("successors");
dbSubstitutes = nixDB.openTable("substitutes");
}
void initDB()
{
}