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Deduplicate the Store downcasting with a template

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This commit is contained in:
John Ericson 2022-03-09 15:27:48 +00:00
parent 678d1c2aa0
commit a03b1fd7f6
11 changed files with 39 additions and 41 deletions
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4
src/libstore/gc-store.hh
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@ -61,6 +61,8 @@ struct GCResults
struct GcStore : public virtual Store
{
inline static std::string operationName = "Garbage collection";
/* Add an indirect root, which is merely a symlink to `path' from
/nix/var/nix/gcroots/auto/<hash of `path'>. `path' is supposed
to be a symlink to a store path. The garbage collector will
@ -77,8 +79,6 @@ struct GcStore : public virtual Store
/* Perform a garbage collection. */
virtual void collectGarbage(const GCOptions & options, GCResults & results) = 0;
static GcStore & require(Store & store);
};
}