Update copyright dates with scripts/update-copyrights.

[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / xstat.c

diff --git a/sysdeps/unix/sysv/linux/xstat.c b/sysdeps/unix/sysv/linux/xstat.c
index aa120f5193037269ad76805ef2aeb41d388ff36a..62189637662819e82990a902d40209d4fa680d28 100644 (file)
--- a/sysdeps/unix/sysv/linux/xstat.c
+++ b/sysdeps/unix/sysv/linux/xstat.c
@@ -1,92 +1,60 @@
-/* xstat using old-style Unix fstat system call.
-   Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc.
+/* xstat using old-style Unix stat system call.
+   Copyright (C) 1991-2015 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.
+   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
-   Library General Public License for more details.
+   Lesser 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.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+/* Ho hum, if xstat == xstat64 we must get rid of the prototype or gcc
+   will complain since they don't strictly match.  */
+#define __xstat64 __xstat64_disable
 
 #include <errno.h>
 #include <stddef.h>
 #include <sys/stat.h>
-
 #include <kernel_stat.h>
 
-extern int __syscall_stat (const char *, struct kernel_stat *);
+#include <sysdep.h>
+#include <sys/syscall.h>
+
+#include <xstatconv.h>
 
 /* Get information about the file NAME in BUF.  */
 int
 __xstat (int vers, const char *name, struct stat *buf)
 {
+  if (vers == _STAT_VER_KERNEL)
+    return INLINE_SYSCALL (stat, 2, name, (struct kernel_stat *) buf);
+
+#ifdef STAT_IS_KERNEL_STAT
+  errno = EINVAL;
+  return -1;
+#else
   struct kernel_stat kbuf;
   int result;
 
-  switch (vers)
-    {
-    case _STAT_VER_LINUX_OLD:
-      /* Nothing to do.  The struct is in the form the kernel expects
-        it to be.  */
-      result = __syscall_stat (name, (struct kernel_stat *) buf);
-      break;
-
-    case _STAT_VER_LINUX:
-      /* Do the system call.  */
-      result = __syscall_stat (name, &kbuf);
-
-      /* Convert to current kernel version of `struct stat'.  */
-      buf->st_dev = kbuf.st_dev;
-#ifdef _HAVE___PAD1
-      buf->__pad1 = 0;
-#endif
-      buf->st_ino = kbuf.st_ino;
-      buf->st_mode = kbuf.st_mode;
-      buf->st_nlink = kbuf.st_nlink;
-      buf->st_uid = kbuf.st_uid;
-      buf->st_gid = kbuf.st_gid;
-      buf->st_rdev = kbuf.st_rdev;
-#ifdef _HAVE___PAD2
-      buf->__pad2 = 0;
-#endif
-      buf->st_size = kbuf.st_size;
-      buf->st_blksize = kbuf.st_blksize;
-      buf->st_blocks = kbuf.st_blocks;
-      buf->st_atime = kbuf.st_atime;
-#ifdef _HAVE___UNUSED1
-      buf->__unused1 = 0;
-#endif
-      buf->st_mtime = kbuf.st_mtime;
-#ifdef _HAVE___UNUSED2
-      buf->__unused2 = 0;
-#endif
-      buf->st_ctime = kbuf.st_ctime;
-#ifdef _HAVE___UNUSED3
-      buf->__unused3 = 0;
-#endif
-#ifdef _HAVE___UNUSED4
-      buf->__unused4 = 0;
-#endif
-#ifdef _HAVE___UNUSED5
-      buf->__unused5 = 0;
-#endif
-      break;
-
-    default:
-      __set_errno (EINVAL);
-      result = -1;
-      break;
-    }
+  result = INLINE_SYSCALL (stat, 2, name, &kbuf);
+  if (result == 0)
+    result = __xstat_conv (vers, &kbuf, buf);
 
   return result;
+#endif
 }
-weak_alias (__xstat, _xstat)
+hidden_def (__xstat)
+weak_alias (__xstat, _xstat);
+#ifdef XSTAT_IS_XSTAT64
+#undef __xstat64
+strong_alias (__xstat, __xstat64);
+hidden_ver (__xstat, __xstat64)
+#endif