busybox-pivot_root.patch

   1 diff -urN busybox-1.00-pre2.org/libbb/syscalls.c busybox-1.00-pre2/libbb/syscalls.c
   2 --- busybox-1.00-pre2.org/libbb/syscalls.c      2003-08-02 23:31:11.000000000 +0200
   3 +++ busybox-1.00-pre2/libbb/syscalls.c  2003-08-02 23:38:37.000000000 +0200
   4 @@ -29,6 +29,21 @@
   5  #include <sys/syscall.h>
   6  #include "libbb.h"
   7
   8 +#ifndef __NR_pivot_root
   9 +# warning "Guessing pivot_root() syscall number"
  10 +# ifdef __i386__
  11 +#  define __NR_pivot_root 217
  12 +# elif defined(__alpha__)
  13 +#  define __NR_pivot_root 374
  14 +# elif defined(__sparc__) || defined(__sparc64__)
  15 +#  define __NR_pivot_root 146
  16 +# elif defined(__powerpc__)
  17 +#  define __NR_pivot_root 203
  18 +# else
  19 +#  error "Get kernel-2.4 headers!"
  20 +# endif
  21 +#endif
  22 +
  23  int sysfs( int option, unsigned int fs_index, char * buf)
  24  {
  25         return(syscall(__NR_sysfs, option, fs_index, buf));