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#!/bin/sh

#

# June 27, 2001         Manuel Novoa III

#

# This script expects TOPDIR and CC (as used in the Makefiles) to be set in

# the environment, and outputs the appropriate $TOPDIR/include/bits/sysnum.h

# corresponding to $TOPDIR/include/asm/unistd.h to stdout.

#

# Warning!!! This does _no_ error checking!!!

UNISTD_H_PATH=$TOPDIR/include/asm/unistd.h

INCLUDE_OPTS="-I$TOPDIR/include"

( echo "#include \"$UNISTD_H_PATH\"" ;

  $CC -E -dN $INCLUDE_OPTS $UNISTD_H_PATH | # needed to strip out any kernel-internal defines

  sed -ne 's/^[ ]*#define[ ]*__NR_\([A-Za-z0-9_]*\).*/UCLIBC_\1 __NR_\1/gp'

) |

$CC -E $INCLUDE_OPTS - |

( echo "/* WARNING!!! AUTO-GENERATED FILE!!! DO NOT EDIT!!! */" ; echo ;

  echo "#ifndef _BITS_SYSNUM_H" ;

  echo "#define _BITS_SYSNUM_H" ;

  echo ;

  echo "#ifndef _SYSCALL_H" ;

  echo "# error \"Never use <bits/sysnum.h> directly; include <sys/syscall.h> instead.\"" ;

  echo "#endif" ; echo ;

  sed -ne 's/^UCLIBC_\([A-Za-z0-9_]*\) *\(.*\)/#undef __NR_\1\

#define __NR_\1 \2\

#define SYS_\1 __NR_\1/gp'

  echo ;

  echo "#endif" ;

)