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authorEelco Dolstra <e.dolstra@tudelft.nl>2005-01-19T16·59+0000
committerEelco Dolstra <e.dolstra@tudelft.nl>2005-01-19T16·59+0000
commite0f4e587c3a5110f57fbf4e85e14fdc606b1eaf6 (patch)
treec10ad0a943e6dac38b553b49633288dfee9ce84e /src/libstore/store.hh
parent96de272b48f8e9bdabffddb699ed4f2292d4f1d7 (diff)
* Nix-store queries `--references' and `referers' to query the pointer
  graph.  That is, `nix-store --query --references PATH' shows the set
  of paths referenced by PATH, and `nix-store --query --referers PATH'
  shows the set of paths referencing PATH.

Diffstat (limited to 'src/libstore/store.hh')
-rw-r--r--src/libstore/store.hh4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libstore/store.hh b/src/libstore/store.hh
index 239493a88b3f..8f5190f804c5 100644
--- a/src/libstore/store.hh
+++ b/src/libstore/store.hh
@@ -84,6 +84,10 @@ void setReferences(const Transaction & txn, const Path & storePath,
    result is not cleared. */
 void queryReferences(const Path & storePath, PathSet & references);
 
+/* Queries the set of incoming FS references for a store path.  The
+   result is not cleared. */
+void queryReferers(const Path & storePath, PathSet & referers);
+
 /* Constructs a unique store path name. */
 Path makeStorePath(const string & type,
     const Hash & hash, const string & suffix);