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150 lines
3.2 KiB
C
150 lines
3.2 KiB
C
/*
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* This file is part of ixemul.library for the Amiga.
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* Copyright (C) 1991, 1992 Markus M. Wild
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* posixconf.c,v 1.1.1.1 1994/04/04 04:30:59 amiga Exp
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*
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* posixconf.c,v
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* Revision 1.1.1.1 1994/04/04 04:30:59 amiga
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* Initial CVS check in.
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*
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* Revision 1.2 1992/07/04 22:08:39 mwild
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* machlimits is now limits...
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*
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* Revision 1.1 1992/05/22 01:50:03 mwild
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* Initial revision
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*
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*/
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#define _KERNEL
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#include "ixemul.h"
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#include "kprintf.h"
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#include <unistd.h>
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#include <time.h>
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#include <sys/syslimits.h>
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#include <machine/limits.h>
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long
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sysconf (int name)
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{
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usetup;
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switch (name)
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{
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case _SC_ARG_MAX:
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return ARG_MAX;
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case _SC_CHILD_MAX:
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return CHILD_MAX;
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case _SC_CLK_TCK:
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return CLK_TCK;
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case _SC_NGROUPS_MAX:
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return NGROUPS_MAX;
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case _SC_OPEN_MAX:
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return FD_SETSIZE; /* Was OPEN_MAX. See comments before getdtablesize()
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why this was changed. */
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case _SC_JOB_CONTROL:
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return _POSIX_JOB_CONTROL;
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case _SC_SAVED_IDS:
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return _POSIX_SAVED_IDS;
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case _SC_VERSION:
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return _POSIX_VERSION;
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default:
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errno = EINVAL;
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KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
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return -1;
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}
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}
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long
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fpathconf (int fd, int name)
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{
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usetup;
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struct file *f = u.u_ofile[fd];
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if ((unsigned)fd >= NOFILE || !f)
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{
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errno = EBADF;
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KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
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return -1;
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}
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switch (name)
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{
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case _PC_LINK_MAX:
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return LINK_MAX;
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case _PC_MAX_CANON:
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return MAX_CANON;
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case _PC_MAX_INPUT:
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return MAX_INPUT;
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case _PC_NAME_MAX:
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return NAME_MAX; /* or 32 on AmigaOS? What about NFS ? */
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case _PC_PATH_MAX:
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return PATH_MAX;
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case _PC_PIPE_BUF:
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return PIPE_BUF;
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case _PC_CHOWN_RESTRICTED:
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return _POSIX_CHOWN_RESTRICTED;
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case _PC_NO_TRUNC:
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return _POSIX_NO_TRUNC;
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case _PC_VDISABLE:
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return _POSIX_VDISABLE;
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default:
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errno = EINVAL;
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KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
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return -1;
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}
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}
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long
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pathconf (const char *file, int name)
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{
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int fd = syscall(SYS_open, file, 0);
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usetup;
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if (fd >= 0)
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{
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int err, res;
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res = fpathconf (fd, name);
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err = errno;
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close (fd);
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errno = err;
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KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
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return res;
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}
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return -1;
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}
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