mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-02 17:50:20 +00:00
8edf6e0d7e
* inet/rcmd.c: Use *stat64 instead of *stat internally. * inet/ruserpass.c: Likewise. * intl/loadmsgcat.c: Likewise. * io/getdirname.c: Likewise. * locale/loadlocale.c: Likewise. * misc/getusershell.c: Likewise. * stdlib/canonicalize.c: Likewise. * sysdeps/posix/euidaccess.c: Likewise. * sysdeps/posix/isfdtype.c: Likewise. * sysdeps/posix/posix_fallocate.c: Likewise. * sysdeps/posix/tempname.c: Likewise. * sysdeps/unix/grantpt.c: Likewise. * sysdeps/unix/opendir.c: Likewise. * sysdeps/unix/sysv/linux/fstatvfs.c: Likewise. * sysdeps/unix/sysv/linux/internal_statvfs.c: Likewise. * sysdeps/unix/sysv/linux/ptsname.c: Likewise. * sysdeps/unix/sysv/linux/statvfs.c: Likewise. * sysdeps/unix/sysv/linux/ttyname.c: Likewise. * sysdeps/unix/sysv/linux/ttyname_r.c: Likewise. * sysvipc/ftok.c: Likewise. * time/getdate.c: Likewise. * time/getdate.c: Add extra access test. 2000-08-31 Ulrich Drepper <drepper@redhat.com>
99 lines
3.3 KiB
C
99 lines
3.3 KiB
C
/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
|
|
|
|
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., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
/* Now fill in the fields we have information for. */
|
|
buf->f_bsize = fsbuf.f_bsize;
|
|
/* Linux does not support f_frsize, so set it to the full block size. */
|
|
buf->f_frsize = fsbuf.f_bsize;
|
|
buf->f_blocks = fsbuf.f_blocks;
|
|
buf->f_bfree = fsbuf.f_bfree;
|
|
buf->f_bavail = fsbuf.f_bavail;
|
|
buf->f_files = fsbuf.f_files;
|
|
buf->f_ffree = fsbuf.f_ffree;
|
|
buf->f_fsid = fsbuf.f_fsid;
|
|
buf->f_namemax = fsbuf.f_namelen;
|
|
memset (buf->__f_spare, '\0', 6 * sizeof (int));
|
|
|
|
/* What remains to do is to fill the fields f_favail and f_flag. */
|
|
|
|
/* XXX I have no idea how to compute f_favail. Any idea??? */
|
|
buf->f_favail = buf->f_ffree;
|
|
|
|
/* Determining the flags is tricky. We have to read /proc/mounts or
|
|
the /etc/mtab file and search for the entry which matches the given
|
|
file. The way we can test for matching filesystem is using the
|
|
device number. */
|
|
buf->f_flag = 0;
|
|
if (STAT (&st) >= 0)
|
|
{
|
|
int save_errno = errno;
|
|
struct mntent mntbuf;
|
|
FILE *mtab;
|
|
|
|
mtab = __setmntent ("/proc/mounts", "r");
|
|
if (mtab == NULL)
|
|
mtab = __setmntent (_PATH_MOUNTED, "r");
|
|
|
|
if (mtab != NULL)
|
|
{
|
|
char tmpbuf[1024];
|
|
|
|
while (__getmntent_r (mtab, &mntbuf, tmpbuf, sizeof (tmpbuf)))
|
|
{
|
|
struct stat64 fsst;
|
|
|
|
/* Find out about the device the current entry is for. */
|
|
if (stat64 (mntbuf.mnt_dir, &fsst) >= 0
|
|
&& st.st_dev == fsst.st_dev)
|
|
{
|
|
/* Bingo, we found the entry for the device FD is on.
|
|
Now interpret the option string. */
|
|
char *cp = mntbuf.mnt_opts;
|
|
char *opt;
|
|
|
|
while ((opt = strsep (&cp, ",")) != NULL)
|
|
if (strcmp (opt, "ro") == 0)
|
|
buf->f_flag |= ST_RDONLY;
|
|
else if (strcmp (opt, "nosuid") == 0)
|
|
buf->f_flag |= ST_NOSUID;
|
|
else if (strcmp (opt, "noexec") == 0)
|
|
buf->f_flag |= ST_NOEXEC;
|
|
else if (strcmp (opt, "nodev") == 0)
|
|
buf->f_flag |= ST_NODEV;
|
|
else if (strcmp (opt, "sync") == 0)
|
|
buf->f_flag |= ST_SYNCHRONOUS;
|
|
else if (strcmp (opt, "mand") == 0)
|
|
buf->f_flag |= ST_MANDLOCK;
|
|
else if (strcmp (opt, "noatime") == 0)
|
|
buf->f_flag |= ST_NOATIME;
|
|
else if (strcmp (opt, "nodiratime") == 0)
|
|
buf->f_flag |= ST_NODIRATIME;
|
|
|
|
/* We can stop looking for more entries. */
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Close the file. */
|
|
__endmntent (mtab);
|
|
}
|
|
|
|
__set_errno (save_errno);
|
|
}
|