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Generations API cleanup

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This commit is contained in:
Eelco Dolstra 2020-07-16 15:14:22 +02:00
parent 8807ff902e
commit 5517eee17e
3 changed files with 59 additions and 75 deletions
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25
src/libstore/profiles.hh
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@ -9,37 +9,32 @@
namespace nix {
typedef unsigned int GenerationNumber;
struct Generation
{
int number;
GenerationNumber number;
Path path;
time_t creationTime;
Generation()
{
number = -1;
}
operator bool() const
{
return number != -1;
}
};
typedef list<Generation> Generations;
typedef std::list<Generation> Generations;
/* Returns the list of currently present generations for the specified
profile, sorted by generation number. */
Generations findGenerations(Path profile, int & curGen);
profile, sorted by generation number. Also returns the number of
the current generation. */
std::pair<Generations, std::optional<GenerationNumber>> findGenerations(Path profile);
class LocalFSStore;
Path createGeneration(ref<LocalFSStore> store, Path profile, Path outPath);
void deleteGeneration(const Path & profile, unsigned int gen);
void deleteGeneration(const Path & profile, GenerationNumber gen);
void deleteGenerations(const Path & profile, const std::set<unsigned int> & gensToDelete, bool dryRun);
void deleteGenerations(const Path & profile, const std::set<GenerationNumber> & gensToDelete, bool dryRun);
void deleteGenerationsGreaterThan(const Path & profile, const int max, bool dryRun);
void deleteGenerationsGreaterThan(const Path & profile, GenerationNumber max, bool dryRun);
void deleteOldGenerations(const Path & profile, bool dryRun);