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| author | Ludovic Courtès <ludo@gnu.org> | 2019-11-26 23:35:24 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2019-11-27 00:03:03 +0100 |
| commit | 7738a72186583afb3bb2e0a866c8aba130372400 (patch) | |
| tree | adfc37a8db5beb8b49c5d2b4f2e9c90a7742b007 /nix | |
| parent | 434138e2f26b28bb5cc83e62327aae8ed0902475 (diff) | |
| download | patches-7738a72186583afb3bb2e0a866c8aba130372400.tar patches-7738a72186583afb3bb2e0a866c8aba130372400.tar.gz | |
daemon: GC remove-unused-links phase uses 'statx' when available.
* config-daemon.ac: Check for 'statx'.
* nix/libstore/gc.cc (LocalStore::removeUnusedLinks) [HAVE_STATX]: Use
'statx' instead of 'lstat'.
Diffstat (limited to 'nix')
| -rw-r--r-- | nix/libstore/gc.cc | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/nix/libstore/gc.cc b/nix/libstore/gc.cc index 7976ff7d76..29b75aa875 100644 --- a/nix/libstore/gc.cc +++ b/nix/libstore/gc.cc @@ -570,8 +570,17 @@ void LocalStore::removeUnusedLinks(const GCState & state) if (name == "." || name == "..") continue; Path path = linksDir + "/" + name; +#ifdef HAVE_STATX +# define st_size stx_size +# define st_nlink stx_nlink + struct statx st; + if (statx(AT_FDCWD, path.c_str(), + AT_SYMLINK_NOFOLLOW | AT_STATX_DONT_SYNC, + STATX_SIZE | STATX_NLINK, &st) == -1) +#else struct stat st; if (lstat(path.c_str(), &st) == -1) +#endif throw SysError(format("statting `%1%'") % path); if (st.st_nlink != 1) { @@ -586,6 +595,8 @@ void LocalStore::removeUnusedLinks(const GCState & state) throw SysError(format("deleting `%1%'") % path); state.results.bytesFreed += st.st_size; +#undef st_size +#undef st_nlink } struct stat st; |