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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.
- */
-
- #define _KERNEL
- #include "ixemul.h"
- #include "kprintf.h"
- #include "multiuser.h"
-
- /* not static because also used in nodspecial.c */
- int
- __chmod_func (struct StandardPacket *sp, struct MsgPort *handler,
- BPTR parent_lock,
- BSTR name,
- int mask, int *no_error)
- {
- sp->sp_Pkt.dp_Type = ACTION_SET_PROTECT;
- sp->sp_Pkt.dp_Arg1 = 0;
- sp->sp_Pkt.dp_Arg2 = parent_lock;
- sp->sp_Pkt.dp_Arg3 = name;
- sp->sp_Pkt.dp_Arg4 = mask;
-
- PutPacket (handler, sp);
- __wait_sync_packet (sp);
-
- *no_error = sp->sp_Pkt.dp_Res1 == -1;
- return 1;
- }
-
-
- int
- chmod(const char *name, mode_t mode)
- {
- long amiga_mode = FIBF_READ|FIBF_WRITE|FIBF_DELETE|FIBF_EXECUTE;
- /* RWED-permissions are "lo-active", if cleared they allow the operation */
- int result;
-
- if (mode & S_IXUSR) amiga_mode &= ~FIBF_EXECUTE;
- if (mode & S_IWUSR) amiga_mode &= ~(FIBF_WRITE|FIBF_DELETE);
- if (mode & S_IRUSR) amiga_mode &= ~FIBF_READ;
- #ifdef FIBF_GRP_EXECUTE
- if (mode & S_IXGRP) amiga_mode |= FIBF_GRP_EXECUTE;
- if (mode & S_IWGRP) amiga_mode |= FIBF_GRP_WRITE|FIBF_GRP_DELETE;
- if (mode & S_IRGRP) amiga_mode |= FIBF_GRP_READ;
- if (mode & S_IXOTH) amiga_mode |= FIBF_OTR_EXECUTE;
- if (mode & S_IWOTH) amiga_mode |= FIBF_OTR_WRITE|FIBF_OTR_DELETE;
- if (mode & S_IROTH) amiga_mode |= FIBF_OTR_READ;
- #endif
- if (mode & S_ISTXT) amiga_mode |= FIBF_HOLD;
- if (mode & S_ISUID) amiga_mode |= muFIBF_SET_UID;
- if (mode & S_ISGID) amiga_mode |= muFIBF_SET_GID;
-
- result = __plock (name, __chmod_func, (void *)amiga_mode);
- if (result == 0)
- {
- errno = __ioerr_to_errno (IoErr ());
- KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
- }
-
- return result == -1 ? 0 : -1;
- }
-
-
- /* a signal proof SetProtection(), nothing more ;-) */
- int
- achmod (char *name, int mode)
- {
- int result;
-
- result = __plock (name, __chmod_func, (void *)mode) == -1 ? 0 : -1;
- if (result == 0)
- {
- errno = __ioerr_to_errno (IoErr ());
- KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
- }
-
- return result;
- }
-