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- /*
- * This file is part of ixemul.library for the Amiga.
- * Copyright (C) 1991, 1992 Markus M. Wild
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * umask.c,v 1.1.1.1 1994/04/04 04:30:37 amiga Exp
- *
- * umask.c,v
- * Revision 1.1.1.1 1994/04/04 04:30:37 amiga
- * Initial CVS check in.
- *
- * Revision 1.1 1992/05/14 19:55:40 mwild
- * Initial revision
- *
- */
-
- #define _KERNEL
- #include "ixemul.h"
- #include "kprintf.h"
- #include "multiuser.h"
-
- mode_t
- umask (mode_t mode)
- {
- int res;
-
- if (u.u_ixnetbase)
- return netcall(NET_umask, mode);
-
- if (mode & ~0777)
- {
- errno = EINVAL;
- KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
- return -1;
- }
-
- res = u.u_cmask;
- u.u_cmask = mode;
-
- if (muBase) {
- long mumode = 0;
-
- if (mode & S_IXUSR) mumode |= FIBF_EXECUTE | FIBF_SCRIPT;
- if (mode & S_IWUSR) mumode |= FIBF_READ | FIBF_DELETE;
- if (mode & S_IRUSR) mumode |= FIBF_READ;
- #ifdef FIBF_GRP_EXECUTE
- /* FIBF_GRP_EXECUTE requires at least OS3 headers */
- if (mode & S_IXGRP) mumode |= FIBF_GRP_EXECUTE;
- if (mode & S_IWGRP) mumode |= FIBF_GRP_WRITE | FIBF_GRP_DELETE;
- if (mode & S_IRGRP) mumode |= FIBF_GRP_READ;
- if (mode & S_IXOTH) mumode |= FIBF_OTR_EXECUTE;
- if (mode & S_IWOTH) mumode |= FIBF_OTR_WRITE | FIBF_OTR_DELETE;
- if (mode & S_IROTH) mumode |= FIBF_OTR_READ;
- if (mode & S_ISTXT) mumode |= FIBF_HOLD;
- if (mode & S_ISUID) mumode |= muFIBF_SET_UID;
- if (mode & S_ISGID) mumode |= muFIBF_SET_GID;
- #endif
-
- muSetDefProtection(muT_Task, (ULONG)FindTask(NULL),
- muT_DefProtection, mumode,
- TAG_DONE);
- }
-
- return res;
- }
-