diff options
Diffstat (limited to 'libc/sysdeps/unix/sysv/linux/statfs64.c')
-rw-r--r-- | libc/sysdeps/unix/sysv/linux/statfs64.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/libc/sysdeps/unix/sysv/linux/statfs64.c b/libc/sysdeps/unix/sysv/linux/statfs64.c new file mode 100644 index 000000000..9ccc7a7d6 --- /dev/null +++ b/libc/sysdeps/unix/sysv/linux/statfs64.c @@ -0,0 +1,74 @@ +/* Return information about the filesystem on which FILE resides. + Copyright (C) 1996-2000,2003,2004 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <string.h> +#include <sys/statfs.h> +#include <stddef.h> +#include <sysdep.h> + + +# if __ASSUME_STATFS64 == 0 +int __no_statfs64 attribute_hidden; +#endif + +/* Return information about the filesystem on which FILE resides. */ +int +__statfs64 (const char *file, struct statfs64 *buf) +{ +#ifdef __NR_statfs64 +# if __ASSUME_STATFS64 == 0 + if (! __no_statfs64) +# endif + { + int result = INLINE_SYSCALL (statfs64, 3, file, sizeof (*buf), buf); + +# if __ASSUME_STATFS64 == 0 + if (result == 0 || errno != ENOSYS) +# endif + return result; + +# if __ASSUME_STATFS64 == 0 + __no_statfs64 = 1; +# endif + } +#endif + +#if __ASSUME_STATFS64 == 0 + struct statfs buf32; + + if (__statfs (file, &buf32) < 0) + return -1; + + buf->f_type = buf32.f_type; + buf->f_bsize = buf32.f_bsize; + buf->f_blocks = buf32.f_blocks; + buf->f_bfree = buf32.f_bfree; + buf->f_bavail = buf32.f_bavail; + buf->f_files = buf32.f_files; + buf->f_ffree = buf32.f_ffree; + buf->f_fsid = buf32.f_fsid; + buf->f_namelen = buf32.f_namelen; + buf->f_frsize = buf32.f_frsize; + memcpy (buf->f_spare, buf32.f_spare, sizeof (buf32.f_spare)); + + return 0; +#endif +} +weak_alias (__statfs64, statfs64) |