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toStorePath(): Return a StorePath and the suffix

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This commit is contained in:
Eelco Dolstra 2020-07-13 16:19:37 +02:00
parent 143a5f32ed
commit c0dd05131e
11 changed files with 60 additions and 61 deletions
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8
src/libstore/store-api.hh
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@ -31,7 +31,7 @@ MakeError(InvalidPath, Error);
MakeError(Unsupported, Error);
MakeError(SubstituteGone, Error);
MakeError(SubstituterDisabled, Error);
MakeError(NotInStore, Error);
MakeError(BadStorePath, Error);
class FSAccessor;
@ -317,9 +317,9 @@ public:
the Nix store. */
bool isStorePath(std::string_view path) const;
/* Chop off the parts after the top-level store name, e.g.,
/nix/store/abcd-foo/bar => /nix/store/abcd-foo. */
Path toStorePath(const Path & path) const;
/* Split a path like /nix/store/<hash>-<name>/<bla> into
/nix/store/<hash>-<name> and /<bla>. */
std::pair<StorePath, Path> toStorePath(const Path & path) const;
/* Follow symlinks until we end up with a path in the Nix store. */
Path followLinksToStore(std::string_view path) const;