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Some uClinux architectures do not define pivot_root
author
Eric Andersen
<andersen@codepoet.org>
Fri, 18 Feb 2005 16:38:06 +0000
(16:38 -0000)
committer
Eric Andersen
<andersen@codepoet.org>
Fri, 18 Feb 2005 16:38:06 +0000
(16:38 -0000)
libc/sysdeps/linux/common/pivot_root.c
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diff --git
a/libc/sysdeps/linux/common/pivot_root.c
b/libc/sysdeps/linux/common/pivot_root.c
index
3b0e32d
..
c424afd
100644
(file)
--- a/
libc/sysdeps/linux/common/pivot_root.c
+++ b/
libc/sysdeps/linux/common/pivot_root.c
@@
-2,10
+2,19
@@
/*
* pivot_root() for uClibc
*
- * Copyright (C) 2000-200
4
by Erik Andersen <andersen@codepoet.org>
+ * Copyright (C) 2000-200
5
by Erik Andersen <andersen@codepoet.org>
*
* GNU Library General Public License (LGPL) version 2 or later.
*/
#include "syscalls.h"
+
+#ifdef __NR_pivot_root
_syscall2(int, pivot_root, const char *, new_root, const char *, put_old);
+#else
+int pivot_root(const char *new_root, const char *put_old)
+{
+ __set_errno(ENOSYS);
+ return -1;
+}
+#endif