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-rw-r--r--sysdeps/generic/sys/sysmacros.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/generic/sys/sysmacros.h b/sysdeps/generic/sys/sysmacros.h
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--- /dev/null
+++ b/sysdeps/generic/sys/sysmacros.h
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+/* Definitions of macros to access `dev_t' values.
+   Copyright (C) 1996, 1997, 1999 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.
+
+   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.  */
+
+#ifndef _SYS_SYSMACROS_H
+#define _SYS_SYSMACROS_H	1
+
+/* For compatibility we provide alternative names.
+
+   The problem here is that compilers other than GCC probably don't
+   have the `long long' type and so `dev_t' is actually an array.  */
+#define major(dev) ((int)(((unsigned int) (dev) >> 8) & 0xff))
+#define minor(dev) ((int)((dev) & 0xff))
+#define makedev(major, minor) (((major) << 8) | (minor))
+
+#endif /* sys/sysmacros.h */