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-rw-r--r--src/libcmd/installables.cc2
-rw-r--r--src/libstore/build/derivation-goal.cc4
-rw-r--r--src/libstore/misc.cc2
-rw-r--r--src/libstore/outputs-spec.cc8
-rw-r--r--src/libstore/outputs-spec.hh17
-rw-r--r--src/libstore/path-with-outputs.cc2
-rw-r--r--src/nix-build/nix-build.cc2
7 files changed, 26 insertions, 11 deletions
diff --git a/src/libcmd/installables.cc b/src/libcmd/installables.cc
index c791eef39..3457f2e47 100644
--- a/src/libcmd/installables.cc
+++ b/src/libcmd/installables.cc
@@ -479,7 +479,7 @@ struct InstallableAttrPath : InstallableValue
auto derivedPath = byDrvPath.emplace(*drvPath, DerivedPath::Built {
.drvPath = *drvPath,
// Not normally legal, but we will merge right below
- .outputs = OutputsSpec::Names { },
+ .outputs = OutputsSpec::Names { StringSet { } },
}).first;
derivedPath->second.outputs.merge(std::visit(overloaded {
diff --git a/src/libstore/build/derivation-goal.cc b/src/libstore/build/derivation-goal.cc
index 98c1ddaae..61169635a 100644
--- a/src/libstore/build/derivation-goal.cc
+++ b/src/libstore/build/derivation-goal.cc
@@ -990,7 +990,7 @@ void DerivationGoal::resolvedFinished()
return resolvedDrv.outputNames();
},
[&](const OutputsSpec::Names & names) {
- return names;
+ return static_cast<std::set<std::string>>(names);
},
}, wantedOutputs.raw());
@@ -1325,7 +1325,7 @@ std::pair<bool, DrvOutputs> DerivationGoal::checkPathValidity()
return StringSet {};
},
[&](const OutputsSpec::Names & names) {
- return names;
+ return static_cast<StringSet>(names);
},
}, wantedOutputs.raw());
DrvOutputs validOutputs;
diff --git a/src/libstore/misc.cc b/src/libstore/misc.cc
index 1ff855cd0..5758c3d93 100644
--- a/src/libstore/misc.cc
+++ b/src/libstore/misc.cc
@@ -317,7 +317,7 @@ OutputPathMap resolveDerivedPath(Store & store, const DerivedPath::Built & bfd,
return names;
},
[&](const OutputsSpec::Names & names) {
- return names;
+ return static_cast<std::set<std::string>>(names);
},
}, bfd.outputs);
for (auto & output : outputNames) {
diff --git a/src/libstore/outputs-spec.cc b/src/libstore/outputs-spec.cc
index e7bd8ebd8..891252990 100644
--- a/src/libstore/outputs-spec.cc
+++ b/src/libstore/outputs-spec.cc
@@ -32,7 +32,7 @@ std::optional<OutputsSpec> OutputsSpec::parseOpt(std::string_view s)
return { OutputsSpec::All {} };
if (match[2].matched)
- return { tokenizeString<OutputsSpec::Names>(match[2].str(), ",") };
+ return OutputsSpec::Names { tokenizeString<StringSet>(match[2].str(), ",") };
assert(false);
}
@@ -139,11 +139,11 @@ void to_json(nlohmann::json & json, const ExtendedOutputsSpec & extendedOutputsS
void from_json(const nlohmann::json & json, OutputsSpec & outputsSpec)
{
- auto names = json.get<OutputNames>();
- if (names == OutputNames({"*"}))
+ auto names = json.get<StringSet>();
+ if (names == StringSet({"*"}))
outputsSpec = OutputsSpec::All {};
else
- outputsSpec = names;
+ outputsSpec = OutputsSpec::Names { std::move(names) };
}
diff --git a/src/libstore/outputs-spec.hh b/src/libstore/outputs-spec.hh
index e81695da9..9c477ee2b 100644
--- a/src/libstore/outputs-spec.hh
+++ b/src/libstore/outputs-spec.hh
@@ -8,7 +8,22 @@
namespace nix {
-typedef std::set<std::string> OutputNames;
+struct OutputNames : std::set<std::string> {
+ using std::set<std::string>::set;
+
+ // These need to be "inherited manually"
+ OutputNames(const std::set<std::string> & s)
+ : std::set<std::string>(s)
+ { }
+ OutputNames(std::set<std::string> && s)
+ : std::set<std::string>(s)
+ { }
+
+ /* This set should always be non-empty, so we delete this
+ constructor in order make creating empty ones by mistake harder.
+ */
+ OutputNames() = delete;
+};
struct AllOutputs {
bool operator < (const AllOutputs & _) const { return false; }
diff --git a/src/libstore/path-with-outputs.cc b/src/libstore/path-with-outputs.cc
index 10e0cc63e..6c0704ed9 100644
--- a/src/libstore/path-with-outputs.cc
+++ b/src/libstore/path-with-outputs.cc
@@ -53,7 +53,7 @@ std::variant<StorePathWithOutputs, StorePath> StorePathWithOutputs::tryFromDeriv
return {};
},
[&](const OutputsSpec::Names & outputs) {
- return outputs;
+ return static_cast<StringSet>(outputs);
},
}, bfd.outputs.raw()),
};
diff --git a/src/nix-build/nix-build.cc b/src/nix-build/nix-build.cc
index 0a7a21de2..049838bb1 100644
--- a/src/nix-build/nix-build.cc
+++ b/src/nix-build/nix-build.cc
@@ -421,7 +421,7 @@ static void main_nix_build(int argc, char * * argv)
{
pathsToBuild.push_back(DerivedPath::Built {
.drvPath = inputDrv,
- .outputs = inputOutputs
+ .outputs = OutputsSpec::Names { inputOutputs },
});
pathsToCopy.insert(inputDrv);
}