forked from lix-project/lix
73b163c1a1
returning different paths if the hash of the path to be added was already available in the store under a different name).
41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
#ifndef __VALUES_H
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#define __VALUES_H
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#include <string>
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#include "hash.hh"
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using namespace std;
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/* Copy a path recursively. */
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void copyPath(string src, string dst);
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/* Register a substitute. */
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void registerSubstitute(const Hash & srcHash, const Hash & subHash);
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/* Register a path keyed on its hash. */
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Hash registerPath(const string & path, Hash hash = Hash());
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/* Return a path whose contents have the given hash. If target is
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not empty, ensure that such a path is realised in target (if
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necessary by copying from another location). If prefix is not
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empty, only return a path that is an descendent of prefix.
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If no path with the given hash is known to exist in the file
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system,
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*/
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string expandHash(const Hash & hash, const string & target = "",
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const string & prefix = "/");
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/* Copy a file to the nixStore directory and register it in dbRefs.
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Return the hash code of the value. */
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void addToStore(string srcPath, string & dstPath, Hash & hash,
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bool deterministicName = false);
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/* Delete a value from the nixStore directory. */
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void deleteFromStore(const string & path);
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#endif /* !__VALUES_H */
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