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* More remote operations.

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* Added new operation hasSubstitutes(), which is more efficient than
  querySubstitutes().size() > 0.
This commit is contained in:
Eelco Dolstra 2006-11-30 22:43:55 +00:00
parent aac547a8b3
commit 0565b5f2b3
12 changed files with 138 additions and 46 deletions
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7
src/libstore/store-api.hh
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@ -43,7 +43,11 @@ public:
virtual bool isValidPath(const Path & path) = 0;
/* Return the substitutes for the given path. */
virtual Substitutes querySubstitutes(const Path & srcPath) = 0;
virtual Substitutes querySubstitutes(const Path & path) = 0;
/* More efficient variant if we just want to know if a path has
substitutes. */
virtual bool hasSubstitutes(const Path & path);
/* Queries the hash of a valid path. */
virtual Hash queryPathHash(const Path & path) = 0;
@ -121,7 +125,6 @@ extern boost::shared_ptr<StoreAPI> store;
boost::shared_ptr<StoreAPI> openStore(bool reserveSpace = true);
}