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nix-store -r: Handle symlinks to store paths

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Fixes #3270.
This commit is contained in:
Eelco Dolstra 2019-12-16 19:11:47 +01:00
parent 14d82baba4
commit 54bf5ba422
11 changed files with 67 additions and 43 deletions
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25
src/libstore/store-api.hh
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@ -241,23 +241,6 @@ struct BuildResult
};
struct StorePathWithOutputs
{
StorePath path;
std::set<std::string> outputs;
StorePathWithOutputs(const StorePath & path, const std::set<std::string> & outputs = {})
: path(path.clone()), outputs(outputs)
{ }
StorePathWithOutputs(const StorePathWithOutputs & other)
: path(other.path.clone()), outputs(other.outputs)
{ }
std::string to_string(const Store & store) const;
};
class Store : public std::enable_shared_from_this<Store>, public Config
{
public:
@ -304,7 +287,7 @@ public:
/* Split a string specifying a derivation and a set of outputs
(/nix/store/hash-foo!out1,out2,...) into the derivation path
and the outputs. */
StorePathWithOutputs parseDrvPathWithOutputs(const string & s);
StorePathWithOutputs parsePathWithOutputs(const string & s);
/* Display a set of paths in human-readable form (i.e., between quotes
and separated by commas). */
@ -323,11 +306,13 @@ public:
Path toStorePath(const Path & path) const;
/* Follow symlinks until we end up with a path in the Nix store. */
Path followLinksToStore(const Path & path) const;
Path followLinksToStore(std::string_view path) const;
/* Same as followLinksToStore(), but apply toStorePath() to the
result. */
StorePath followLinksToStorePath(const Path & path) const;
StorePath followLinksToStorePath(std::string_view path) const;
StorePathWithOutputs followLinksToStorePathWithOutputs(std::string_view path) const;
/* Constructs a unique store path name. */
StorePath makeStorePath(const string & type,