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authorEelco Dolstra <eelco.dolstra@logicblox.com>2016-01-12T16·27+0100
committerEelco Dolstra <eelco.dolstra@logicblox.com>2016-01-12T16·27+0100
commit8906eda2f90f6b8b7bb7b6a3dccaac8a109ff767 (patch)
treeb6018659f2c4cb07aa6489d95150026139d74e16 /src/libstore
parent00903fa79961d7eb0fadeb9ed2d7cda7821dc293 (diff)
Canonicalize gids to 0
Previously files in the Nix store were owned by root or by nixbld,
depending on whether they were created by a substituter or by a
builder. This doesn't matter much, but causes spurious diffoscope
differences. So use root everywhere.
Diffstat (limited to 'src/libstore')
-rw-r--r--src/libstore/local-store.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index d7cd0b088d98..9199b12063a0 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -602,10 +602,10 @@ static void canonicalisePathMetaData_(const Path & path, uid_t fromUid, InodesSe
        users group); we check for this case below. */
     if (st.st_uid != geteuid()) {
 #if HAVE_LCHOWN
-        if (lchown(path.c_str(), geteuid(), (gid_t) -1) == -1)
+        if (lchown(path.c_str(), geteuid(), getegid()) == -1)
 #else
         if (!S_ISLNK(st.st_mode) &&
-            chown(path.c_str(), geteuid(), (gid_t) -1) == -1)
+            chown(path.c_str(), geteuid(), getegid()) == -1)
 #endif
             throw SysError(format("changing owner of ‘%1%’ to %2%")
                 % path % geteuid());