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authorEelco Dolstra <edolstra@gmail.com>2016-11-10T16·45+0100
committerEelco Dolstra <edolstra@gmail.com>2016-11-10T16·45+0100
commitdd77f7d5931e500585b6539b52ef5a5f3b549a4e (patch)
tree8df85662ed52e49bb0669f5e5c86ef3105163d45 /src/libstore/store-api.hh
parent2af5d35fdc1171a9bdab7e2fc005673d76417c06 (diff)
Store::computeFSClosure(): Support a set of paths
This way, callers can exploits the parallelism of computeFSClosure()
when they have multiple paths that they need the (combined) closure of.
Diffstat (limited to 'src/libstore/store-api.hh')
-rw-r--r--src/libstore/store-api.hh10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index f6bbc9a84e18..2ea74d90e78e 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -477,15 +477,19 @@ public:
        ensurePath(). */
     Derivation derivationFromPath(const Path & drvPath);
 
-    /* Place in `paths' the set of all store paths in the file system
+    /* Place in `out' the set of all store paths in the file system
        closure of `storePath'; that is, all paths than can be directly
-       or indirectly reached from it.  `paths' is not cleared.  If
+       or indirectly reached from it.  `out' is not cleared.  If
        `flipDirection' is true, the set of paths that can reach
        `storePath' is returned; that is, the closures under the
        `referrers' relation instead of the `references' relation is
        returned. */
+    void computeFSClosure(const PathSet & paths,
+        PathSet & out, bool flipDirection = false,
+        bool includeOutputs = false, bool includeDerivers = false);
+
     void computeFSClosure(const Path & path,
-        PathSet & paths, bool flipDirection = false,
+        PathSet & out, bool flipDirection = false,
         bool includeOutputs = false, bool includeDerivers = false);
 
     /* Given a set of paths that are to be built, return the set of