Initial checkin

1 files changed, 35 insertions, 0 deletions

diff --git a/libshouldbeinlibc/ugids-imply.c b/libshouldbeinlibc/ugids-imply.c
new file mode 100644
index 00000000..9c2a8a2c
--- /dev/null
+++ b/libshouldbeinlibc/ugids-imply.c
@@ -0,0 +1,35 @@
+/* Calculate implied group ids from user ids
+
+   Copyright (C) 1997 Free Software Foundation, Inc.
+
+   Written by Miles Bader <miles@gnu.ai.mit.edu>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   This program is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#include <stdlib.h>
+
+#include "ugids.h"
+
+/* Mark as implied all gids in UGIDS that can be implied from its uids.  */
+error_t
+ugids_imply_all (struct ugids *ugids)
+{
+  error_t err;
+  err = idvec_merge_implied_gids (&ugids->imp_eff_gids, &ugids->eff_uids);
+  if (! err)
+    err =
+      idvec_merge_implied_gids (&ugids->imp_avail_gids, &ugids->avail_uids);
+  return err;
+}