99 lines
3.0 KiB
Plaintext
99 lines
3.0 KiB
Plaintext
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#!/usr/bin/env bash
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# mkcshadow: reads header names (like "features.h" or "sys/types.h")
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# from stdin, and creates shadow headers under cshadow/, except where
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# a header of the same name is already in shadow/.
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SCRIPTDIR=${0%/*}
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if [ ! -d cshadow ]; then
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echo "Creating cshadow."
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mkdir ../cshadow
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fi
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echo "Creating..."
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while read header; do
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if [ ! -f $SCRIPTDIR/shadow/$header ]; then
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# strip off directory names while making
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# any necessary directories
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dir=../cshadow
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case "$header" in */*)
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right="$header"
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while [ "$right" != "${right##*/}" ] ; do
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dir="$dir/${right%%/*}"
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if [ ! -d "$dir" ]; then mkdir "$dir"; fi
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right="${right#*/}"
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done
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;;
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esac
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echo " ../cshadow/$header"
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UPNAME=`echo $header | tr 'a-z./-' 'A-Z___'`
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cat >"../cshadow/$header" <<EOF
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// -*- C++ -*- header wrapper.
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// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction. Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License. This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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// Note: this file was automatically generated by the "mkcshadow"
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// script. RTFM!
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#ifndef _INCLUDED_CPP_${UPNAME}_
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# define _INCLUDED_CPP_${UPNAME}_
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# ifdef _IN_C_LEGACY_ /* sub-included by a C header */
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# pragma GCC system_header
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# include_next <${header}>
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# else
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namespace _C_legacy { namespace _C_shadow { } }
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using namespace ::_C_legacy::_C_shadow;
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namespace _C_legacy {
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extern "C" {
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# define _IN_C_LEGACY_
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# pragma GCC system_header
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# include_next <${header}>
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} // close extern "C"
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} // close namespace _C_legacy::
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# undef _IN_C_LEGACY_
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# endif /* _IN_C_LEGACY_ */
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#endif /* _INCLUDED_CPP_${UPNAME}_ */
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EOF
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#################### end ####################
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fi
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done
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