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#!/bin/sh
# Copyright (C) 1991, 1992 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 General Public License as published by
# the Free Software Foundation; either version 1, 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 General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with the GNU C Library; see the file COPYING. If not, write to
# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
sysincludedir=${sysincludedir-/usr/include}
if [ ! "$snarfexclude" ]; then
# Filter out some headers which cause trouble.
snarfexclude="`echo !${sysincludedir}/sys/param.h! \
!${sysincludedir}/sys/time.h! \
!${sysincludedir}/sys/types.h! \
| sed -e 's,/,\\\\/,g' \
-e 's,!\\([^!]*\\)!,-e /\\1/d,g'`"
fi
for file in $*; do
sed -n 's/^#define[ ]*\([A-Z][A-Z0-9_]*\)[ ][ ]*[^ ].*$/\1/p' \
< $file
snarfexclude="$snarfexclude \
`echo $file | sed -e 's,/,\\\\/,g' -e 's,^.*$,-e /&/d,'`"
export snarfexclude
included="`sed -n < $file \
-e 's,^#include[ ]*<\(.*\)>.*$,'${sysincludedir}'/\1,p'\
| sed $snarfexclude`"
if [ "$included" ]; then
$0 $included
fi
done
exit 0
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