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Merge remote-tracking branch 'origin/master' into lazy-trees

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This commit is contained in:
Eelco Dolstra 2022-05-31 15:26:03 +02:00
commit 98bdc18bf6
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GPG key ID: 8170B4726D7198DE
29 changed files with 583 additions and 178 deletions
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1
src/libexpr/eval.cc
View file

@ -459,6 +459,7 @@ EvalState::EvalState(
, sKey(symbols.create("key"))
, sPath(symbols.create("path"))
, sPrefix(symbols.create("prefix"))
, sOutputSpecified(symbols.create("outputSpecified"))
, repair(NoRepair)
, emptyBindings(0)
, rootFS(

3
src/libexpr/eval.hh
View file

@ -101,7 +101,8 @@ public:
sOutputHash, sOutputHashAlgo, sOutputHashMode,
sRecurseForDerivations,
sDescription, sSelf, sEpsilon, sStartSet, sOperator, sKey, sPath,
sPrefix;
sPrefix,
sOutputSpecified;
Symbol sDerivationNix;
/* If set, force copying files to the Nix store even if they

37
src/libexpr/get-drvs.cc
View file

@ -132,23 +132,36 @@ DrvInfo::Outputs DrvInfo::queryOutputs(bool withPaths, bool onlyOutputsToInstall
} else
outputs.emplace("out", withPaths ? std::optional{queryOutPath()} : std::nullopt);
}
if (!onlyOutputsToInstall || !attrs)
return outputs;
/* Check for `meta.outputsToInstall` and return `outputs` reduced to that. */
const Value * outTI = queryMeta("outputsToInstall");
if (!outTI) return outputs;
const auto errMsg = Error("this derivation has bad 'meta.outputsToInstall'");
/* ^ this shows during `nix-env -i` right under the bad derivation */
if (!outTI->isList()) throw errMsg;
Outputs result;
for (auto elem : outTI->listItems()) {
if (elem->type() != nString) throw errMsg;
auto out = outputs.find(elem->string.s);
if (out == outputs.end()) throw errMsg;
Bindings::iterator i;
if (attrs && (i = attrs->find(state->sOutputSpecified)) != attrs->end() && state->forceBool(*i->value, i->pos)) {
Outputs result;
auto out = outputs.find(queryOutputName());
if (out == outputs.end())
throw Error("derivation does not have output '%s'", queryOutputName());
result.insert(*out);
return result;
}
else {
/* Check for `meta.outputsToInstall` and return `outputs` reduced to that. */
const Value * outTI = queryMeta("outputsToInstall");
if (!outTI) return outputs;
const auto errMsg = Error("this derivation has bad 'meta.outputsToInstall'");
/* ^ this shows during `nix-env -i` right under the bad derivation */
if (!outTI->isList()) throw errMsg;
Outputs result;
for (auto elem : outTI->listItems()) {
if (elem->type() != nString) throw errMsg;
auto out = outputs.find(elem->string.s);
if (out == outputs.end()) throw errMsg;
result.insert(*out);
}
return result;
}
return result;
}

4
src/libexpr/primops.cc
View file

@ -3540,7 +3540,7 @@ void prim_match(EvalState & state, const PosIdx pos, Value * * args, Value & v)
(v.listElems()[i] = state.allocValue())->mkString(match[i + 1].str());
}
} catch (std::regex_error &e) {
} catch (std::regex_error & e) {
if (e.code() == std::regex_constants::error_space) {
// limit is _GLIBCXX_REGEX_STATE_LIMIT for libstdc++
state.debugThrowLastTrace(EvalError({
@ -3644,7 +3644,7 @@ void prim_split(EvalState & state, const PosIdx pos, Value * * args, Value & v)
assert(idx == 2 * len + 1);
} catch (std::regex_error &e) {
} catch (std::regex_error & e) {
if (e.code() == std::regex_constants::error_space) {
// limit is _GLIBCXX_REGEX_STATE_LIMIT for libstdc++
state.debugThrowLastTrace(EvalError({