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nix path-info -r: Don't duplicate the root paths

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This fixes

  $ nix path-info -r $(type -P ls)
  /nix/store/vfilzcp8a467w3p0mp54ybq6bdzb8w49-coreutils-8.32
  /nix/store/5d821pjgzb90lw4zbg6xwxs7llm335wr-libunistring-0.9.10
  ...
  /nix/store/mrv4y369nw6hg4pw8d9p9bfdxj9pjw0x-acl-2.3.0
  /nix/store/vfilzcp8a467w3p0mp54ybq6bdzb8w49-coreutils-8.32

Also, output the paths in topologically sorted order like we used to.
This commit is contained in:
Eelco Dolstra 2021-09-27 10:57:11 +02:00
parent a15e65eef0
commit 4b2b151131
1 changed files with 9 additions and 6 deletions
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15
src/libcmd/command.cc
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@ -120,7 +120,7 @@ void BuiltPathsCommand::run(ref<Store> store)
// XXX: This only computes the store path closure, ignoring
// intermediate realisations
StorePathSet pathsRoots, pathsClosure;
for (auto & root: paths) {
for (auto & root : paths) {
auto rootFromThis = root.outPaths();
pathsRoots.insert(rootFromThis.begin(), rootFromThis.end());
}
@ -140,12 +140,15 @@ StorePathsCommand::StorePathsCommand(bool recursive)
void StorePathsCommand::run(ref<Store> store, BuiltPaths && paths)
{
StorePaths storePaths;
for (auto& builtPath : paths)
for (auto& p : builtPath.outPaths())
storePaths.push_back(p);
StorePathSet storePaths;
for (auto & builtPath : paths)
for (auto & p : builtPath.outPaths())
storePaths.insert(p);
run(store, std::move(storePaths));
auto sorted = store->topoSortPaths(storePaths);
std::reverse(sorted.begin(), sorted.end());
run(store, std::move(sorted));
}
void StorePathCommand::run(ref<Store> store, std::vector<StorePath> && storePaths)