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- /* Copyright (C) 1991 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C 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.
-
- The GNU C 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 the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
-
- #include <ansidecl.h>
- #include <errno.h>
- #include <stddef.h>
- #include <unistd.h>
- #include <limits.h>
-
-
- /* Get file-specific information about descriptor FD. */
- long int
- DEFUN(__fpathconf, (fd, name), int fd AND int name)
- {
- if (fd < 0)
- {
- errno = EBADF;
- return -1;
- }
-
- switch (name)
- {
- default:
- errno = EINVAL;
- return -1;
-
- case _PC_LINK_MAX:
- #ifdef LINK_MAX
- return LINK_MAX;
- #else
- errno = ENOSYS;
- return -1;
- #endif
-
- case _PC_MAX_CANON:
- #ifdef MAX_CANON
- return MAX_CANON;
- #else
- errno = ENOSYS;
- return -1;
- #endif
-
- case _PC_MAX_INPUT:
- #ifdef MAX_INPUT
- return MAX_INPUT;
- #else
- errno = ENOSYS;
- return -1;
- #endif
-
- case _PC_NAME_MAX:
- #ifdef NAME_MAX
- return NAME_MAX;
- #else
- errno = ENOSYS;
- return -1;
- #endif
-
- case _PC_PATH_MAX:
- #ifdef PATH_MAX
- return PATH_MAX;
- #else
- errno = ENOSYS;
- return -1;
- #endif
-
- case _PC_PIPE_BUF:
- #ifdef PIPE_BUF
- return PIPE_BUF;
- #else
- errno = ENOSYS;
- return -1;
- #endif
-
- case _PC_CHOWN_RESTRICTED:
- #ifdef _POSIX_CHOWN_RESTRICTED
- return _POSIX_CHOWN_RESTRICTED;
- #else
- return -1;
- #endif
-
- case _PC_NO_TRUNC:
- #ifdef _POSIX_NO_TRUNC
- return _POSIX_NO_TRUNC;
- #else
- return -1;
- #endif
-
- case _PC_VDISABLE:
- #ifdef _POSIX_VDISABLE
- return _POSIX_VDISABLE;
- #else
- return -1;
- #endif
- }
-
- errno = ENOSYS;
- return -1;
- }
-