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Merge branch 'optional-derivation-output-storepath' of github.com:obsidiansystems/nix into ca-derivation-data-types

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This commit is contained in:
Carlo Nucera 2020-07-16 13:36:01 -04:00
commit 745a03cef5
141 changed files with 8664 additions and 2269 deletions
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10
src/libutil/util.hh
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@ -49,7 +49,9 @@ void clearEnv();
/* Return an absolutized path, resolving paths relative to the
specified directory, or the current directory otherwise. The path
is also canonicalised. */
Path absPath(Path path, std::optional<Path> dir = {});
Path absPath(Path path,
std::optional<Path> dir = {},
bool resolveSymlinks = false);
/* Canonicalise a path by removing all `.' or `..' components and
double or trailing slashes. Optionally resolves all symlink
@ -147,10 +149,12 @@ Path getDataDir();
Paths createDirs(const Path & path);
/* Create a symlink. */
void createSymlink(const Path & target, const Path & link);
void createSymlink(const Path & target, const Path & link,
std::optional<time_t> mtime = {});
/* Atomically create or replace a symlink. */
void replaceSymlink(const Path & target, const Path & link);
void replaceSymlink(const Path & target, const Path & link,
std::optional<time_t> mtime = {});
/* Wrappers arount read()/write() that read/write exactly the