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Merge pull request #6230 from obsidiansystems/nix-build-derived-path

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Desugar `StorePathWithOutputs` in nix-build implementation
This commit is contained in:
Eelco Dolstra 2022-03-11 22:19:56 +01:00 committed by GitHub
commit d5322698a2
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 20 additions and 11 deletions
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31
src/nix-build/nix-build.cc
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@ -325,8 +325,7 @@ static void main_nix_build(int argc, char * * argv)
state->printStats();
auto buildPaths = [&](const std::vector<StorePathWithOutputs> & paths0) {
auto paths = toDerivedPaths(paths0);
auto buildPaths = [&](const std::vector<DerivedPath> & paths) {
/* Note: we do this even when !printMissing to efficiently
fetch binary cache data. */
uint64_t downloadSize, narSize;
@ -348,7 +347,7 @@ static void main_nix_build(int argc, char * * argv)
auto & drvInfo = drvs.front();
auto drv = evalStore->derivationFromPath(drvInfo.requireDrvPath());
std::vector<StorePathWithOutputs> pathsToBuild;
std::vector<DerivedPath> pathsToBuild;
RealisedPath::Set pathsToCopy;
/* Figure out what bash shell to use. If $NIX_BUILD_SHELL
@ -370,7 +369,10 @@ static void main_nix_build(int argc, char * * argv)
throw Error("the 'bashInteractive' attribute in <nixpkgs> did not evaluate to a derivation");
auto bashDrv = drv->requireDrvPath();
pathsToBuild.push_back({bashDrv});
pathsToBuild.push_back(DerivedPath::Built {
.drvPath = bashDrv,
.outputs = {},
});
pathsToCopy.insert(bashDrv);
shellDrv = bashDrv;
@ -382,17 +384,24 @@ static void main_nix_build(int argc, char * * argv)
}
// Build or fetch all dependencies of the derivation.
for (const auto & input : drv.inputDrvs)
for (const auto & [inputDrv0, inputOutputs] : drv.inputDrvs) {
// To get around lambda capturing restrictions in the
// standard.
const auto & inputDrv = inputDrv0;
if (std::all_of(envExclude.cbegin(), envExclude.cend(),
[&](const std::string & exclude) {
return !std::regex_search(store->printStorePath(input.first), std::regex(exclude));
return !std::regex_search(store->printStorePath(inputDrv), std::regex(exclude));
}))
{
pathsToBuild.push_back({input.first, input.second});
pathsToCopy.insert(input.first);
pathsToBuild.push_back(DerivedPath::Built {
.drvPath = inputDrv,
.outputs = inputOutputs
});
pathsToCopy.insert(inputDrv);
}
}
for (const auto & src : drv.inputSrcs) {
pathsToBuild.push_back({src});
pathsToBuild.push_back(DerivedPath::Opaque{src});
pathsToCopy.insert(src);
}
@ -543,7 +552,7 @@ static void main_nix_build(int argc, char * * argv)
else {
std::vector<StorePathWithOutputs> pathsToBuild;
std::vector<DerivedPath> pathsToBuild;
std::vector<std::pair<StorePath, std::string>> pathsToBuildOrdered;
RealisedPath::Set drvsToCopy;
@ -556,7 +565,7 @@ static void main_nix_build(int argc, char * * argv)
if (outputName == "")
throw Error("derivation '%s' lacks an 'outputName' attribute", store->printStorePath(drvPath));
pathsToBuild.push_back({drvPath, {outputName}});
pathsToBuild.push_back(DerivedPath::Built{drvPath, {outputName}});
pathsToBuildOrdered.push_back({drvPath, {outputName}});
drvsToCopy.insert(drvPath);