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nix-state now works, state is recursively commited (when necessary)

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This commit is contained in:
Wouter den Breejen 2007-06-27 15:43:16 +00:00
parent c0dcfed3c3
commit 3d22bd50b3
17 changed files with 457 additions and 277 deletions
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15
src/libstore/store-api.hh
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@ -75,6 +75,9 @@ public:
/* Queries the hash of a valid path. */
virtual Hash queryPathHash(const Path & path) = 0;
/* Queries the derivation Path of a valid state path. */
virtual Path queryStatePathDrv(const Path & statePath) = 0;
/* Queries the set of outgoing FS references for a store path.
The result is not cleared. */
virtual void queryReferences(const Path & path,
@ -212,7 +215,8 @@ public:
virtual bool isStateDrv(const Derivation & drv) = 0;
virtual void storePathRequisites(const Path & storePath, const bool includeOutputs, PathSet & paths, const bool & withState) = 0;
virtual void storePathStateRequisitesOnly(const Path & storePath, const bool includeOutputs, PathSet & statePaths) = 0;
};
@ -245,9 +249,14 @@ Path makeStatePath(const string & componentHash, const string & suffix, const st
/* TODO ... */
void checkStatePath(const Derivation & drv);
/* Constructs a unique store state repos path name. */
Path makeStateReposPath(const string & type, const Path statePath, const string subfolder, const string & suffix, const string & stateIdentifier);
/* Calculates a unique store state repos path and also the root path */
void calculateStateReposPath(const string & type, const Path statePath, const string subfolder, const string & suffix, const string & stateIdentifier, Path & rootPath, Path & fullPath);
/* Returns the full repository path */
Path getStateReposPath(const string & type, const Path statePath, const string subfolder, const string & suffix, const string & stateIdentifier);
/* Returns the root path containing the repository's */
Path getStateReposRootPath(const string & type, const Path statePath, const string & suffix, const string & stateIdentifier);
/* This is the preparatory part of addToStore() and addToStoreFixed();
it computes the store path to which srcPath is to be copied.