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|
#! /bin/sh
# Copyright (C) 1999, 2000 Free Software Foundation, Inc.
# This file is part of GNU CC.
# GNU CC 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.
# GNU CC 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 GNU CC; see the file COPYING. If not, write to
# the Free Software Foundation, 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
SHELL=/bin/sh
export SHELL
if [ $# -eq 0 ] ; then
not_done=false
else
not_done=true
fi
while $not_done
do
case "$1" in
-D )
shift
if [ $# -eq 0 ] ; then
not_done=false
else
AG="$AG -D$1"
shift
fi
;;
-D* )
AG="$AG $1"
shift
;;
'-?' )
echo "USAGE: gendefs [ -D<def-name> ... ] [ <output-name> ]"
echo "WHERE: '<def-name>' specifies a #define test name from inclhack.def"
echo " and '<output-name>' is one of:"
echo " inclhack.sh fixincl.x fixincl.sh machine.h"
echo "The default is to produce the first three outputs."
exit 0
;;
* )
not_done=false
;;
esac
done
if [ $# -eq 0 ] ; then
${SHELL} $0 $AG inclhack.sh || exit 1
${SHELL} $0 $AG fixincl.x || exit 1
${SHELL} $0 $AG fixincl.sh || exit 1
exit 0
fi
AG="autogen $AG"
set -e
case "$1" in
inclhack.sh )
if (autogen --help > /dev/null 2>&1)
then
echo AutoGen-ing inclhack.sh
$AG inclhack.def
else
echo "AutoGen does not appear to be correctly installed."
echo "Please download and install:"
echo " ftp://sourceware.cygnus.com/pub/egcs/infrastructure/autogen.tar.gz"
touch inclhack.sh
fi
;;
fixincl.x )
if (autogen --help > /dev/null 2>&1)
then
echo AutoGen-ing fixincl.x
$AG -T fixincl.tpl -b fixincl inclhack.def
else
echo "AutoGen does not appear to be correctly installed."
echo "Please download and install:"
echo " ftp://sourceware.cygnus.com/pub/egcs/infrastructure/autogen.tar.gz"
touch fixincl.x
fi
;;
fixincl.sh )
if (autogen --help > /dev/null 2>&1)
then
echo AutoGen-ing fixincl.sh
$AG -DPROGRAM=1 -b fixincl inclhack.def
else
echo "AutoGen does not appear to be correctly installed."
echo "Please download and install:"
echo " ftp://sourceware.cygnus.com/pub/egcs/infrastructure/autogen.tar.gz"
touch fixincl.sh
fi
;;
machname.h )
# This script extracts from the specs file all the predefined macros
# that are not in the C89 reserved namespace (the reserved namespace
# is all identifiers beginnning with two underscores or one underscore
# followed by a capital letter). The specs file is on standard input.
# A #define for a regular expression to find any of those macros in a
# header file is written to standard output.
# Note dependency on ASCII. \040 = space, \011 = tab, \012 = newline.
# tr ' ' '\n' is, alas, not portable.
tr -s '\040\011' '\012\012' < ../specs |
sed -n 's/^.*-D\([a-zA-Z_][a-zA-Z0-9_]*\).*$/\1/p' |
sort -u > mn.T
if grep -v '^_[_A-Z]' mn.T > mn.U
then
echo "Forbidden identifiers: `tr '\012' ' ' <mn.U`" >&2
sed 's/^/\\\\</; s/$/\\\\>/' <mn.U | tr '\012' '|' > mn.V
echo '' >>mn.V
sed 's/^/#define MN_NAME_PAT "/; s/|$/"/' < mn.V > machname.T
else
echo "No forbidden identifiers defined by this target" >&2
echo '#undef MN_NAME_PAT' > machname.T
fi
rm -f mn.[TUV]
mv -f machname.T machname.h
;;
* )
echo genfixes cannot create $1
exit 1
;;
esac
exit 0
|
