- added haiku-specific implementation of bits/errno.h, as required by

the stdlib-part of glibc.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9899 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kernel/libroot/posix/glibc/include/bits/errno.h

@@ -0,0 +1,32 @@
+/*
+** Copyright 2004, Oliver Tappe. All rights reserved.
+** Distributed under the terms of the Haiku License.
+**
+** This file represents a haiku-specific implementation of errno.h.
+** It's main purpose is to define the E_...-error constants.
+** In a full glibc-setup, this file would live under sysdeps, but since
+** we do not have/need this abstraction, I placed it here.
+*/
+
+#ifndef _ERRNO_H_
+#define _ERRNO_H_
+
+#include <Errors.h>
+
+#define ENOERR          0
+#define EOK 			ENOERR  /* some code assumes EOK exists */
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+extern int *_errnop(void);
+
+#ifdef  __cplusplus
+}
+#endif
+
+#define errno (*(_errnop()))
+
+#endif /* _ERRNO_H_ */
+