stat failing with EOVERFLOW implies existence

* lib/euidaccess.c (euidaccess):
* lib/file-has-acl.c (file_has_acl):
* lib/link.c (link, rpl_link):
* lib/mkdir.c (rpl_mkdir):
* lib/mkfifo.c (rpl_mkfifo):
* lib/mknod.c (rpl_mknod):
* lib/ptsname_r.c (__ptsname_r):
* lib/symlink.c (rpl_symlink):
* lib/symlinkat.c (rpl_symlinkat):
* lib/unlink.c (rpl_unlink):
* lib/unlinkat.c (rpl_unlinkat):
* lib/utime.c (utime):
If stat fails with EOVERFLOW the file exists, so treat it that way
in file-existence tests that do not need struct stat values.

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/unlinkat.c b/lib/unlinkat.c
index 442368641a..02ac851eea 100644
--- a/lib/unlinkat.c
+++ b/lib/unlinkat.c
@@ -59,7 +59,7 @@ rpl_unlinkat (int fd, char const *name, int flag)
          directory.  */
       struct stat st;
       result = lstatat (fd, name, &st);
-      if (result == 0)
+      if (result == 0 || errno == EOVERFLOW)
         {
           /* Trailing NUL will overwrite the trailing slash.  */
           char *short_name = malloc (len);
@@ -78,6 +78,7 @@ rpl_unlinkat (int fd, char const *name, int flag)
               return -1;
             }
           free (short_name);
+          result = 0;
         }
     }
   if (!result)