Implement querySubstitutablePathInfos() in the daemon

Also removed querySubstitutablePathInfo().

1 files changed, 3 insertions, 5 deletions

diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index 92b2ddb1e7..37b44d4dac 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -145,11 +145,9 @@ public:
     /* Query whether a path has substitutes. */
     virtual bool hasSubstitutes(const Path & path) = 0;
 
-    /* Query the references, deriver and download size of a
-       substitutable path. */
-    virtual bool querySubstitutablePathInfo(const Path & path,
-        SubstitutablePathInfo & info) = 0;
-
+    /* Query substitute info (i.e. references, derivers and download
+       sizes) of a set of paths.  If a path does not have substitute
+       info, it's omitted from the resulting ‘infos’ map. */
     virtual void querySubstitutablePathInfos(const PathSet & paths,
         SubstitutablePathInfos & infos) = 0;