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Merge pull request #7891 from mupdt/shared-fs-out-links

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no-op refactor: extract outLink generation into a function
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John Ericson 2023-03-17 10:57:07 -04:00 committed by GitHub
parent acd707acca 762cf7f214
commit 790dd2555b
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 24 additions and 18 deletions
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42
src/nix/build.cc
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@ -41,6 +41,29 @@ nlohmann::json builtPathsWithResultToJSON(const std::vector<BuiltPathWithResult>
return res; return res;
} }
// TODO deduplicate with other code also setting such out links.
static void createOutLinks(const Path& outLink, const std::vector<BuiltPathWithResult>& buildables, LocalFSStore& store2)
{
for (const auto & [_i, buildable] : enumerate(buildables)) {
auto i = _i;
std::visit(overloaded {
[&](const BuiltPath::Opaque & bo) {
std::string symlink = outLink;
if (i) symlink += fmt("-%d", i);
store2.addPermRoot(bo.path, absPath(symlink));
},
[&](const BuiltPath::Built & bfd) {
for (auto & output : bfd.outputs) {
std::string symlink = outLink;
if (i) symlink += fmt("-%d", i);
if (output.first != "out") symlink += fmt("-%s", output.first);
store2.addPermRoot(output.second, absPath(symlink));
}
},
}, buildable.path.raw());
}
}
struct CmdBuild : InstallablesCommand, MixDryRun, MixJSON, MixProfile struct CmdBuild : InstallablesCommand, MixDryRun, MixJSON, MixProfile
{ {
Path outLink = "result"; Path outLink = "result";
@ -115,24 +138,7 @@ struct CmdBuild : InstallablesCommand, MixDryRun, MixJSON, MixProfile
if (outLink != "") if (outLink != "")
if (auto store2 = store.dynamic_pointer_cast<LocalFSStore>()) if (auto store2 = store.dynamic_pointer_cast<LocalFSStore>())
for (const auto & [_i, buildable] : enumerate(buildables)) { createOutLinks(outLink, buildables, *store2);
auto i = _i;
std::visit(overloaded {
[&](const BuiltPath::Opaque & bo) {
std::string symlink = outLink;
if (i) symlink += fmt("-%d", i);
store2->addPermRoot(bo.path, absPath(symlink));
},
[&](const BuiltPath::Built & bfd) {
for (auto & output : bfd.outputs) {
std::string symlink = outLink;
if (i) symlink += fmt("-%d", i);
if (output.first != "out") symlink += fmt("-%s", output.first);
store2->addPermRoot(output.second, absPath(symlink));
}
},
}, buildable.path.raw());
}
if (printOutputPaths) { if (printOutputPaths) {
stopProgressBar(); stopProgressBar();