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Diffstat (limited to 'sysdeps/unix/sysv/sysv4/solaris2/getdents.c')
-rw-r--r--sysdeps/unix/sysv/sysv4/solaris2/getdents.c114
1 files changed, 0 insertions, 114 deletions
diff --git a/sysdeps/unix/sysv/sysv4/solaris2/getdents.c b/sysdeps/unix/sysv/sysv4/solaris2/getdents.c
deleted file mode 100644
index ab782ffaac..0000000000
--- a/sysdeps/unix/sysv/sysv4/solaris2/getdents.c
+++ /dev/null
@@ -1,114 +0,0 @@
-/* Copyright (C) 1993,95,96,97,98, 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 <alloca.h>
-#include <dirent.h>
-#include <stddef.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/param.h>
-#include <sys/types.h>
-
-#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
-
-
-extern int __getdents (int fd, char *buf, size_t nbytes);
-
-/* For Solaris we need a special version of this file since the
-   definition of `struct dirent' is not the same for the kernel and
-   the libc.  There is one additional field which might be introduced
-   in the kernel structure in the future.
-
-   He is the system definition of `struct dirent' as of 2.6:  */
-
-struct kernel_dirent
-  {
-    ino_t d_ino;
-    off_t d_off;
-    unsigned short int d_reclen;
-    char d_name[256];
-  };
-
-#ifdef GETDENTS64
-#define __getdirentries __getdirentries64
-#define dirent dirent64
-#endif
-
-/* The problem here is that we cannot simply read the next NBYTES
-   bytes.  We need to take the additional field into account.  We use
-   some heuristic.  Assuming the directory contains names with 14
-   characters on average we can compute an estimate number of entries
-   which fit in the buffer.  Taking this number allows us to specify a
-   correct number of bytes to read.  If we should be wrong, we can reset
-   the file descriptor.  */
-ssize_t
-__getdirentries (int fd, char *buf, size_t nbytes, off_t *basep)
-{
-  off_t base = __lseek (fd, (off_t) 0, SEEK_CUR);
-  off_t last_offset = base;
-  size_t red_nbytes;
-  struct kernel_dirent *skdp, *kdp;
-  struct dirent *dp;
-  int retval;
-  const size_t size_diff = (offsetof (struct dirent, d_name)
-			    - offsetof (struct kernel_dirent, d_name));
-
-  red_nbytes = nbytes - ((nbytes / (offsetof (struct dirent, d_name) + 14))
-			 * size_diff);
-
-  dp = (struct dirent *) buf;
-  skdp = kdp = __alloca (red_nbytes);
-
-  retval = __getdents (fd, (char *) kdp, red_nbytes);
-
-  while ((char *) kdp < (char *) skdp + retval)
-    {
-      const size_t alignment = __alignof__ (struct dirent);
-      /* Since kdp->d_reclen is already aligned for the kernel structure
-	 this may compute a value that is bigger than necessary.  */
-      size_t new_reclen = ((kdp->d_reclen + size_diff + alignment - 1)
-			   & ~(alignment - 1));
-      if ((char *) dp + new_reclen > buf + nbytes)
-	{
-	  /* Our heuristic failed.  We read too many entries.  Reset
-	     the stream.  */
-	  __lseek (fd, last_offset, SEEK_SET);
-	  break;
-	}
-
-      last_offset = kdp->d_off;
-      dp->d_ino = kdp->d_ino;
-      dp->d_off = kdp->d_off;
-      dp->d_reclen = new_reclen;
-      dp->d_type = DT_UNKNOWN;
-      memcpy (dp->d_name, kdp->d_name,
-	      kdp->d_reclen - offsetof (struct kernel_dirent, d_name));
-
-      dp = (struct dirent *) ((char *) dp + new_reclen);
-      kdp = (struct kernel_dirent *) (((char *) kdp) + kdp->d_reclen);
-    }
-
-  if (basep)
-    *basep = base;
-
-  return (char *) dp - buf;
-}
-
-#ifndef GETDENTS64
-weak_alias (__getdirentries, getdirentries)
-#endif