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Diffstat (limited to 'src/libstore/store-api.hh')
| -rw-r--r-- | src/libstore/store-api.hh | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh index e94d975c5..9003ab541 100644 --- a/src/libstore/store-api.hh +++ b/src/libstore/store-api.hh @@ -340,10 +340,16 @@ public: /* Query the outputs of the derivation denoted by `path'. */ virtual StorePathSet queryDerivationOutputs(const StorePath & path); - /* Query the mapping outputName=>outputPath for the given derivation */ - virtual OutputPathMap queryDerivationOutputMap(const StorePath & path) + /* Query the mapping outputName => outputPath for the given derivation. All + outputs are mentioned so ones mising the mapping are mapped to + `std::nullopt`. */ + virtual std::map<std::string, std::optional<StorePath>> queryDerivationOutputMap(const StorePath & path) { unsupported("queryDerivationOutputMap"); } + /* Query the mapping outputName=>outputPath for the given derivation. + Assume every output has a mapping and throw an exception otherwise. */ + OutputPathMap queryDerivationOutputMapAssumeTotal(const StorePath & path); + /* Query the full store path given the hash part of a valid store path, or empty if the path doesn't exist. */ virtual std::optional<StorePath> queryPathFromHashPart(const std::string & hashPart) = 0; |