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