lix/src/nix-env/profiles.hh
Eelco Dolstra 00fe1a506f * When creating a new generation, also make the normal form of the
derivation (i.e., the closure store expression) a root of the
  garbage collector.  This ensures that running `nix-collect-garbage
  --no-successors' is safe.
2004-02-11 10:25:31 +00:00

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C++

#ifndef __PROFILES_H
#define __PROFILES_H
#include <string>
#include "util.hh"
struct Generation
{
int number;
Path path;
time_t creationTime;
Generation()
{
number = -1;
}
operator bool() const
{
return number != -1;
}
};
typedef list<Generation> Generations;
/* Returns the list of currently present generations for the specified
profile, sorted by generation number. */
Generations findGenerations(Path profile, int & curGen);
Path createGeneration(Path profile, Path outPath,
Path drvPath, Path clrPath);
void switchLink(Path link, Path target);
#endif /* !__PROFILES_H */