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dnl Process this file with autoconf to produce a configure script
# Clif - A C-like Interpreter Framework
# Copyright (C) 1997, 1998 L. Koren
# This program 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 of the License, or
# (at your option) any later version.
# This program 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 program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
AC_INIT(buf.h)
AC_CONFIG_HEADER(auto-config.h:config.in)
PROGS="utils/yy clif rw"
AC_SUBST(PROGS)dnl
AC_PROG_CC
AC_PROG_YACC
AC_PROG_LEX
dnl AC_PROG_INSTALL
AC_PATH_XTRA
AC_CHECK_LIB(elf,main)
AC_CHECK_LIB(ucb,main)
AC_CHECK_LIB(BSD,main)
AC_CHECK_HEADERS(assert.h)
AC_CHECK_HEADERS(limits.h)
AC_FUNC_VPRINTF
AC_TYPE_SIGNAL
AC_HEADER_STDC
AC_CHECK_FUNCS(isalpha isspace)
AC_HEADER_CHECK(signal.h,op_signal=signal.h)
AC_HEADER_CHECK(termio.h,op_termio=termio.h)
AC_HEADER_CHECK(fcntl.h,op_fcntl=fcntl.h,op_fcntl=sys/file.h)
CLIF_SVR_SIGS
if test $clif_cv_sigs = yes; then
CLIF_SVR3_TERM
if test $clif_cv_lnctl = yes; then
AC_CHECK_LIB(bsd,main)
ADD_OBJS="$ADD_OBJS sig-svr3.o"
ADD_FORK="$ADD_FORK \$(srcdir)/sigig.c"
else
ADD_OBJS="$ADD_OBJS sig-svr4.o"
ADD_FORK="$ADD_FORK \$(srcdir)/sigig.c"
fi
clif_cv_sigv=no
clif_cv_lsig=no
clif_cv_psig=no
else
CLIF_BSD_SIG
fi
if test $clif_cv_sigv = yes; then
ADD_OBJS="$ADD_OBJS sig-bsd.o"
ADD_FORK="$ADD_FORK \$(srcdir)/sigig_bsd.c"
AC_TRY_LINK([#include<stdio.h>
#include<$op_signal>
#include<$op_termio>
#include<$op_fcntl>],
[ioctl(stdin,TIOCSTI,"\n");],
AC_DEFINE(HAVE_TIOCSTI))
clif_cv_lsig=no
clif_cv_psig=no
elif test $clif_cv_sigs = no; then
CLIF_LINUX_SIG
fi
if test $clif_cv_sigs = no && test $clif_cv_sigv = no && test $clif_cv_lsig = no; then
AC_HEADER_CHECK(termios.h,op_termio=termios.h)
CLIF_POSIX_SIG
else
clif_cv_psig=no
fi
if test $clif_cv_sigs = no && test $clif_cv_sigv = no && test $clif_cv_lsig = no && test $clif_cv_psig = yes; then
ADD_OBJS="$ADD_OBJS sig-posix.o"
ADD_FORK="$ADD_FORK \$(srcdir)/sigig_posix.c"
elif test $clif_cv_sigs = no && test $clif_cv_sigv = no && test $clif_cv_lsig = no && test $clif_cv_psig = no; then
AC_MSG_WARN(cannot find proper signal handling
you should probably create new signal handling routines
sig-....c and sigig...c are examples, cannot find)
ADD_OBJS="$ADD_OBJS dumb.o"
ADD_FORK="$ADD_FORK \$(srcdir)/sigig_dumb.c"
echo "RETSIGTYPE interrupt_service () {}" > dumb.c
echo "void interrupt_register () {}" >> dumb.c
echo "void interrupt_service_sync () {}" >> dumb.c
echo "void term_restore () {}" >> dumb.c
echo "int handler;" >> dumb.c
echo "void fatal_handler_register () {}" >> dumb.c
echo "void fatal_handler () {}" >> dumb.c
echo "void mysigignore () {}" > sigig_dumb.c
fi
AC_C_LONG_DOUBLE
CLIF_MAX_ALIGNMENT
dnl echo adding $ADD_OBJS $ADD_FORK
AC_ARG_ENABLE(CONTROL,
[ --enable-CONTROL features for automatic control],
if test "$enableval" = "yes"; then
AC_DEFINE(CONTROL)
SH_OBJS="lin_clnt.o lin_xdr.o"
if test $LEX = flex; then
AC_MSG_WARN(automatic \`resume;' generation is not supported with flex)
fi
fi)
AC_ARG_ENABLE(CODE,
[ --enable-CODE symbolic code from virtual machine for debugging],
if test "$enableval" = "yes"; then
AC_DEFINE(CODE)
fi)
AC_ARG_ENABLE(DEBUG,
[ --enable-DEBUG debugging of the virtual machine],
if test "$enableval" = "yes"; then
AC_DEFINE(DEBUG)
fi)
AC_ARG_ENABLE(CHKSTACK,
[ --enable-CHKSTACK check stack of the virtual machine],
if test "$enableval" = "yes"; then
AC_DEFINE(CHKSTACK)
fi)
AC_SUBST(ADD_IDIR)dnl
AC_SUBST(ADD_OBJS)dnl
AC_SUBST(ADD_FORK)dnl
AC_SUBST(SH_OBJS)dnl
AC_OUTPUT(Makefile,
rm -f Makefile.sed
echo 's| ||' > Makefile.sed
rm -f Makefile.tmp
sed -f Makefile.sed Makefile > Makefile.tmp
mv Makefile.tmp Makefile
rm -f Makefile.sed
[
case x$CONFIG_HEADERS in
xauto-config.h:config.in)
echo > stamp-h ;;
esac]
)
|
