Back to index

glibc  2.9
fpathconf.c
Go to the documentation of this file.
00001 /* Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 #include <errno.h>
00020 #include <stddef.h>
00021 #include <unistd.h>
00022 
00023 
00024 /* Get file-specific information about descriptor FD.  */
00025 long int
00026 __fpathconf (fd, name)
00027      int fd;
00028      int name;
00029 {
00030   if (fd < 0)
00031     {
00032       __set_errno (EBADF);
00033       return -1;
00034     }
00035 
00036   switch (name)
00037     {
00038     default:
00039       __set_errno (EINVAL);
00040       return -1;
00041 
00042     case _PC_LINK_MAX:
00043     case _PC_MAX_CANON:
00044     case _PC_MAX_INPUT:
00045     case _PC_NAME_MAX:
00046     case _PC_PATH_MAX:
00047     case _PC_PIPE_BUF:
00048     case _PC_SOCK_MAXBUF:
00049     case _PC_CHOWN_RESTRICTED:
00050     case _PC_NO_TRUNC:
00051     case _PC_VDISABLE:
00052       break;
00053     }
00054 
00055   __set_errno (ENOSYS);
00056   return -1;
00057 }
00058 
00059 weak_alias (__fpathconf, fpathconf)
00060 
00061 stub_warning (fpathconf)
00062 #include <stub-tag.h>