tools/tar/patches/100-symlink-force-root-name.patch

   1 Force root/root as names for uid0/gid0 instead of using the system
   2 names. This helps make packed download tarballs more reproducible
   3
   4 Signed-off-by: Felix Fietkau <nbd@nbd.name>
   5 ---
   6 --- a/src/create.c
   7 +++ b/src/create.c
   8 @@ -544,17 +544,8 @@ write_gnu_long_link (struct tar_stat_inf
   9    union block *header;
  10
  11    header = start_private_header ("././@LongLink", size, 0);
  12 -  if (! numeric_owner_option)
  13 -    {
  14 -      static char *uname, *gname;
  15 -      if (!uname)
  16 -       {
  17 -         uid_to_uname (0, &uname);
  18 -         gid_to_gname (0, &gname);
  19 -       }
  20 -      UNAME_TO_CHARS (uname, header->header.uname);
  21 -      GNAME_TO_CHARS (gname, header->header.gname);
  22 -    }
  23 +  UNAME_TO_CHARS ("root", header->header.uname);
  24 +  GNAME_TO_CHARS ("root", header->header.gname);
  25
  26    strcpy (header->buffer + offsetof (struct posix_header, magic),
  27           OLDGNU_MAGIC);