Update.

2000-01-12  Andreas Jaeger  <aj@suse.de>

	* sysdeps/unix/sysv/linux/xstatconv.c (xstat32_conv): New
	function; needed for 32bit uid support.

	* sysdeps/unix/sysv/linux/i386/xstat.c: New file, handles 32bit
	uids correctly.

1 files changed, 69 insertions, 1 deletions

diff --git a/sysdeps/unix/sysv/linux/xstatconv.c b/sysdeps/unix/sysv/linux/xstatconv.c
index 0a8e0c47f9..d9b48d13ea 100644
--- a/sysdeps/unix/sysv/linux/xstatconv.c
+++ b/sysdeps/unix/sysv/linux/xstatconv.c
@@ -1,5 +1,5 @@
 /* Convert between the kernel's `struct stat' format, and libc's.
-   Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1991, 1995, 1996, 1997, 2000 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
@@ -143,3 +143,71 @@ xstat64_conv (int vers, struct kernel_stat *kbuf, void *ubuf)
   return 0;
 #endif
 }
+
+static inline int
+xstat32_conv (int vers, struct stat64 *kbuf, struct stat *buf)
+{
+  switch (vers)
+    {
+    case _STAT_VER_LINUX:
+      {
+	/* Convert current kernel version of `struct stat64' to `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;
+	/* Check for overflow.  */
+	if (buf->st_size != kbuf->st_size)
+	  {
+	    __set_errno (EOVERFLOW);
+	    return -1;
+	  }
+	buf->st_blksize = kbuf->st_blksize;
+	buf->st_blocks = kbuf->st_blocks;
+	/* Check for overflow.  */
+	if (buf->st_blocks != kbuf->st_blocks)
+	  {
+	    __set_errno (EOVERFLOW);
+	    return -1;
+	  }
+	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;
+
+      /* If struct stat64 is different from struct stat then
+	 _STAT_VER_KERNEL does not make sense.  */
+    case _STAT_VER_KERNEL:
+    default:
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  return 0;
+}