ncurses 5.6 - patch 20070612
[ncurses.git] / configure.in
index 3e202a79534c73bc322ac130d29f307113167973..30e766003102a291f801a832af1148dc41bb831f 100644 (file)
-dnl*****************************************************************************
-dnl Copyright 1996,1997 by Thomas E. Dickey <dickey@clark.net>                 *
-dnl All Rights Reserved.                                                       *
-dnl                                                                            *
-dnl Permission to use, copy, modify, and distribute this software and its      *
-dnl documentation for any purpose and without fee is hereby granted, provided  *
-dnl that the above copyright notice appear in all copies and that both that    *
-dnl copyright notice and this permission notice appear in supporting           *
-dnl documentation, and that the name of the above listed copyright holder(s)   *
-dnl not be used in advertising or publicity pertaining to distribution of the  *
-dnl software without specific, written prior permission. THE ABOVE LISTED      *
-dnl COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,  *
-dnl INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO     *
-dnl EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY         *
-dnl SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER       *
-dnl RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF       *
-dnl CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN        *
-dnl CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.                   *
-dnl*****************************************************************************
-dnl $Id: configure.in,v 1.64 1997/05/10 15:26:07 tom Exp $
+dnl***************************************************************************
+dnl Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.              *
+dnl                                                                          *
+dnl Permission is hereby granted, free of charge, to any person obtaining a  *
+dnl copy of this software and associated documentation files (the            *
+dnl "Software"), to deal in the Software without restriction, including      *
+dnl without limitation the rights to use, copy, modify, merge, publish,      *
+dnl distribute, distribute with modifications, sublicense, and/or sell       *
+dnl copies of the Software, and to permit persons to whom the Software is    *
+dnl furnished to do so, subject to the following conditions:                 *
+dnl                                                                          *
+dnl The above copyright notice and this permission notice shall be included  *
+dnl in all copies or substantial portions of the Software.                   *
+dnl                                                                          *
+dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+dnl                                                                          *
+dnl Except as contained in this notice, the name(s) of the above copyright   *
+dnl holders shall not be used in advertising or otherwise to promote the     *
+dnl sale, use or other dealings in this Software without prior written       *
+dnl authorization.                                                           *
+dnl***************************************************************************
+dnl
+dnl Author: Thomas E. Dickey 1995-on
+dnl
+dnl $Id: configure.in,v 1.419 2007/05/05 15:45:26 tom Exp $
 dnl Process this file with autoconf to produce a configure script.
-AC_PREREQ(2.12)
-AC_REVISION($Revision: 1.64 $)
-AC_INIT(ncurses/lib_initscr.c)
-
-NC_VERSION
-NC_SYSTYPE
-
-# We need a configure script only when compiling as part of GNU C library.
-# Here we have to generate one of the files we need while compiling.
-#
-# The only problem is that users of the package might think they have to
-# run configure themself and find it irritating when nothing happens.
-#
-# So we try here to find out whether we are called from the glibc configure
-# or by a user.
-#
-dnl Check if we are a drop-in addition to glibc.
-AC_ARG_ENABLE(add-ons, dnl
-[  --enable-add-ons=DIR... used to check if we are a glibc add-on.],
-               [glibc_add_on=yes],
-               [glibc_add_on=])
-
-dnl We need to use [ and ] for other purposes for a while now.
-changequote(,)dnl
-if test x"$glibc_add_on" = "xyes" ; then
-if test -f $srcdir/../glibcbug.in; then
-  rm -f $srcdir/Banner
-  # We are in glibc.
-  rm -f $srcdir/Makefile
-  cp $srcdir/Makefile.glibc $srcdir/Makefile
-  echo "ncurses `grep \"^[     ]*ncurses-version[      ]*=.*$\" \
-               $srcdir/Makefile | sed -e \
-               's/^[   ]*ncurses-version[      ]*=[    ]*\([^  ^ ]*\)[         ]*$/\1/'`" > $srcdir/Banner
-  exit 0
-fi
-fi
-changequote([,])dnl
+dnl
+dnl See http://invisible-island.net/autoconf/ for additional information.
+dnl
+dnl ---------------------------------------------------------------------------
+AC_PREREQ(2.13.20020210)
+AC_REVISION($Revision: 1.419 $)
+AC_INIT(ncurses/base/lib_initscr.c)
+AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
+
+CF_TOP_BUILDDIR
+CF_SUBST_NCURSES_VERSION
+
+CF_WITH_REL_VERSION(NCURSES)
+CF_WITH_ABI_VERSION
+
+CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
+AC_ARG_WITH(system-type,
+[  --with-system-type=XXX  test: override derived host system-type],
+[AC_MSG_WARN(overriding system type to $withval)
+ cf_cv_system_name=$withval])
 
 ###    Save the given $CFLAGS to allow user-override.
-nc_user_CFLAGS="$CFLAGS"
-
-###    Derive the system name, as a check for reusing the autoconf cache
-system_name="`(uname -s -r || hostname || echo unknown) 2>/dev/null`"
-if test -n "$system_name" ; then
-       AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
-else
-       system_name="`(hostname) 2>/dev/null`"
-fi
-AC_CACHE_VAL(nc_cv_system_name,[nc_cv_system_name="$system_name"])
-test -z "$system_name" && system_name="$nc_cv_system_name"
-test -n "$nc_cv_system_name" && AC_MSG_RESULT("Configuring for $nc_cv_system_name")
-
-if test ".$system_name" != ".$nc_cv_system_name" ; then
-       AC_MSG_RESULT("Cached system name does not agree with actual")
-       AC_ERROR("Please remove config.cache and try again.")
-fi
+cf_user_CFLAGS="$CFLAGS"
 
 ###    Default install-location
-NC_CFG_DEFAULTS
+CF_CFG_DEFAULTS
 
 ###    Checks for programs.
 AC_PROG_CC
-if test -n "$GCC" ; then
-AC_MSG_CHECKING(version of gcc)
-eval "$CC --version"
-fi
+CF_GCC_VERSION
+
 AC_PROG_CPP
 AC_PROG_GCC_TRADITIONAL
+CF_PROG_CC_C_O(CC)
 AC_ISC_POSIX
+CF_ANSI_CC_REQD
+CF_PROG_EXT
+CF_PROG_LDCONFIG
 
 dnl DEFECT in autoconf 2.12:   an attempt to set policy, this breaks the
 dnl                            configure script by not letting us test if C++
 dnl                            is present, making this option necessary.
+AC_MSG_CHECKING(if you want to ensure bool is consistent with C++)
 AC_ARG_WITH(cxx,
-       [  --without-cxx           suppress check for C++])
-if test "X$withval" != Xno ; then
-AC_PROG_CXX
-fi
-changequote(,)dnl
-if test -n "$GXX" ; then case "`${CXX-g++} --version`" in 1*|2.[0-6]*) GXX=""; CXX=""; ac_cv_prog_gxx=no; nc_cxx_library=no ; echo No: templates do not work;; esac; fi
-changequote([,])dnl
-AC_PROG_AWK
-AC_PROG_MAKE_SET
-NC_PROG_INSTALL
+       [  --without-cxx           do not adjust ncurses bool to match C++],
+       [cf_with_cxx=$withval],
+       [cf_with_cxx=yes])
+AC_MSG_RESULT($cf_with_cxx)
+if test "X$cf_with_cxx" = Xno ; then
+       CXX=""
+       GXX=""
+else
+       # with autoconf 2.13, we can change the error to a warning:
+       pushdef([AC_MSG_ERROR],
+               [AC_MSG_RESULT(no)
+                AC_MSG_WARN([You don't have any C++ compiler, too bad])
+               cf_with_cxx=no; CXX=""; GXX="";])dnl
+       AC_PROG_CXX
+       popdef([AC_MSG_ERROR])dnl
+       # autoconf 2.5x removed the error - by hardcoding it to g++.
+       if test "$CXX" = "g++" ; then
+               AC_PATH_PROG(CXX,g++)
+       fi
+       if test "$CXX" = "g++" ; then
+               AC_MSG_WARN(ignoring hardcoded g++)
+               cf_with_cxx=no; CXX=""; GXX="";
+       fi
+fi
+
+CF_GXX_VERSION
+case $GXX_VERSION in
+1*|2.[[0-6]]*)
+       # GXX=""; CXX=""; ac_cv_prog_gxx=no
+       # cf_cxx_library=no
+       AC_MSG_WARN(templates do not work)
+       ;;
+esac
+
+AC_MSG_CHECKING(if you want to build C++ binding and demo)
+AC_ARG_WITH(cxx-binding,
+       [  --without-cxx-binding   do not build C++ binding and demo],
+       [cf_with_cxx_binding=$withval],
+       [cf_with_cxx_binding=$cf_with_cxx])
+AC_MSG_RESULT($cf_with_cxx_binding)
+
+AC_MSG_CHECKING(if you want to build with Ada95)
+AC_ARG_WITH(ada,
+       [  --without-ada           suppress check for Ada95, don't build demo],
+       [cf_with_ada=$withval],
+       [cf_with_ada=yes])
+AC_MSG_RESULT($cf_with_ada)
+
+AC_MSG_CHECKING(if you want to build programs such as tic)
+AC_ARG_WITH(progs,
+       [  --without-progs         suppress build with programs (e.g., tic)],
+       [cf_with_progs=$withval],
+       [cf_with_progs=yes])
+AC_MSG_RESULT($cf_with_progs)
+
+AC_MSG_CHECKING(if you wish to install curses.h)
+AC_ARG_WITH(curses-h,
+       [  --without-curses-h      install curses.h as ncurses.h only],
+       [with_curses_h=$withval],
+       [with_curses_h=yes])
+AC_MSG_RESULT($with_curses_h)
+
+modules_to_build="ncurses"
+if test "X$cf_with_progs" != Xno ; then
+modules_to_build="$modules_to_build progs tack"
+fi
+modules_to_build="$modules_to_build panel menu form"
+
+AC_ARG_PROGRAM
+
+CF_PROG_AWK
+CF_PROG_EGREP
+CF_PROG_INSTALL
+CF_PROG_LINT
 AC_PROG_LN_S
-AC_PROG_RANLIB
-AC_CHECK_PROGS(LINT, tdlint lint alint)
-AC_CHECK_PROGS(MAN, man man_db)
-AC_SUBST(LINT_OPTS)
 
-dnl These are standard among *NIX systems, but not when cross-compiling
-NC_SUBST(loader,LD,ld)
-NC_SUBST(archiver,AR,ar)
-NC_SUBST(archiver options,AR_OPTS,rv)
+AC_PROG_MAKE_SET
+CF_MAKE_TAGS
+CF_MAKEFLAGS
+
+AC_SYS_LONG_FILE_NAMES
+CF_MIXEDCASE_FILENAMES
 
-NC_MAKEFLAGS
-NC_MAN_PAGES
+dnl These are standard among *NIX systems, but not when cross-compiling
+AC_CHECK_TOOL(RANLIB, ranlib, ':')
+AC_CHECK_TOOL(LD, ld, ld)
+AC_CHECK_TOOL(AR, ar, ar)
+CF_SUBST(archiver options,AR_OPTS,rv)
 
 dnl Special option for use by system-builders: the install-prefix is used to
 dnl adjust the location into which the actual install is done, so that an
 dnl archive can be built without modifying the host system's configuration.
+AC_MSG_CHECKING(if you have specified an install-prefix)
 AC_ARG_WITH(install-prefix,
-       [  --with-install-prefix   prefixes actual install-location],
+       [  --with-install-prefix   prefixes actual install-location ($DESTDIR)],
        [case "$withval" in #(vi
        yes|no) #(vi
                ;;
-       *)      INSTALL_PREFIX="$withval"
+       *)      DESTDIR="$withval"
                ;;
        esac])
-AC_SUBST(INSTALL_PREFIX)
+AC_MSG_RESULT($DESTDIR)
+AC_SUBST(DESTDIR)
+
+###############################################################################
+CF_HELP_MESSAGE(Build-Tools Needed to Compile Temporary Applications for Cross-compiling:)
+# If we're cross-compiling, allow the user to override the tools and their
+# options.  The configure script is oriented toward identifying the host
+# compiler, etc., but we need a build compiler to generate parts of the source.
+CF_BUILD_CC
+
+###############################################################################
+CF_HELP_MESSAGE(Options to Specify the Libraries Built/Used:)
 
 ### Options to allow the user to specify the set of libraries which are used.
 ### Use "--without-normal --with-shared" to allow the default model to be
 ### shared, for example.
-nc_list_models=""
+cf_list_models=""
+AC_SUBST(cf_list_models)dnl    the complete list of models ("normal debug")
+
+CF_WITH_LIBTOOL
+if test "$with_libtool" != "no" ; then
+
+cf_list_models="$cf_list_models libtool"
+
+else
+
+AC_MSG_CHECKING(if you want to build shared libraries)
 AC_ARG_WITH(shared,
        [  --with-shared           generate shared-libraries],
-       [test "$withval" = "yes" && nc_list_models="$nc_list_models shared"])
+       [with_shared=$withval],
+       [with_shared=no])
+AC_MSG_RESULT($with_shared)
+test "$with_shared" = "yes" && cf_list_models="$cf_list_models shared"
+
+AC_MSG_CHECKING(if you want to build static libraries)
 AC_ARG_WITH(normal,
        [  --with-normal           generate normal-libraries (default)],
-       [test "$withval" = "yes" && nc_list_models="$nc_list_models normal"],
-       [nc_list_models="$nc_list_models normal"])
+       [with_normal=$withval],
+       [with_normal=yes])
+AC_MSG_RESULT($with_normal)
+test "$with_normal" = "yes" && cf_list_models="$cf_list_models normal"
+
+AC_MSG_CHECKING(if you want to build debug libraries)
 AC_ARG_WITH(debug,
        [  --with-debug            generate debug-libraries (default)],
-       [test "$withval" = "yes" && nc_list_models="$nc_list_models debug"],
-       [nc_list_models="$nc_list_models debug"])
+       [with_debug=$withval],
+       [with_debug=yes])
+AC_MSG_RESULT($with_debug)
+test "$with_debug" = "yes" && cf_list_models="$cf_list_models debug"
+
+AC_MSG_CHECKING(if you want to build profiling libraries)
 AC_ARG_WITH(profile,
        [  --with-profile          generate profile-libraries],
-       [test "$withval" = "yes" && nc_list_models="$nc_list_models profile"])
+       [with_profile=$withval],
+       [with_profile=no])
+AC_MSG_RESULT($with_profile)
+test "$with_profile" = "yes" && cf_list_models="$cf_list_models profile"
 
-### Checks for special libraries, must be done up-front.
-AC_ARG_WITH(dbmalloc,
-       [  --with-dbmalloc         test: use Conor Cahill's dbmalloc library],
-       [AC_CHECK_LIB(dbmalloc,debug_malloc)])
-AC_ARG_WITH(dmalloc,
-       [  --with-dmalloc          test: use Gray Watson's dmalloc library],
-       [AC_CHECK_LIB(dmalloc,dmalloc_debug)])
-AC_ARG_WITH(gpm,
-       [  --with-gpm              use Alessandro Rubini's GPM library],
-       [AC_CHECK_LIB(gpm,Gpm_Open,[
-               EXTRA_LIBS="$EXTRA_LIBS -lgpm -lncurses"
-               AC_DEFINE(HAVE_LIBGPM)
-               AC_CHECK_HEADERS(gpm.h)
-       ],,-lcurses -ltermcap)])
-
-AC_SUBST(EXTRA_LIBS)
+fi
+
+###############################################################################
 
 AC_MSG_CHECKING(for specified models)
-test -z "$nc_list_models" && nc_list_models=normal
-AC_MSG_RESULT($nc_list_models)
+test -z "$cf_list_models" && cf_list_models=normal
+dnl If we use libtool to generate libraries, then it must be the only
+dnl specified model.
+test "$with_libtool" != "no" && cf_list_models=libtool
+AC_MSG_RESULT($cf_list_models)
 
 ### Use the first model as the default, and save its suffix for use in building
 ### up test-applications.
-DFT_LWR_MODEL=`echo $nc_list_models | $AWK '{print $1}'`
-NC_UPPERCASE($DFT_LWR_MODEL,DFT_UPR_MODEL)dnl
-NC_LIB_SUFFIX($DFT_LWR_MODEL,DFT_DEP_SUFFIX)dnl
-NC_LIB_TYPE($DFT_LWR_MODEL,DFT_ARG_SUFFIX)dnl
-NC_OBJ_SUBDIR($DFT_LWR_MODEL,DFT_OBJ_SUBDIR)dnl
-AC_SUBST(DFT_OBJ_SUBDIR)dnl    the default object-directory ("obj")
+AC_MSG_CHECKING(for default model)
+DFT_LWR_MODEL=`echo "$cf_list_models" | $AWK '{print $1}'`
+AC_MSG_RESULT($DFT_LWR_MODEL)
+
+CF_UPPER(DFT_UPR_MODEL,$DFT_LWR_MODEL)dnl
+
 AC_SUBST(DFT_LWR_MODEL)dnl     the default model ("normal")
 AC_SUBST(DFT_UPR_MODEL)dnl     the default model ("NORMAL")
-AC_SUBST(DFT_DEP_SUFFIX)dnl    the corresponding library-suffix (".a")
-AC_SUBST(DFT_ARG_SUFFIX)dnl    the string to append to "-lncurses" ("")
-AC_SUBST(nc_list_models)dnl    the complete list of models ("normal debug")
+
+TICS_NAME=tic
+AC_SUBST(TICS_NAME)
+
+TINFO_NAME=tinfo
+AC_SUBST(TINFO_NAME)
 
 LIB_NAME=ncurses
 AC_SUBST(LIB_NAME)
 
 LIB_DIR=../lib
-LIB_PREFIX=$LIB_DIR/lib
+LIB_2ND=../../lib
+
+CF_LIB_PREFIX(cf_prefix)
+LIB_PREFIX=$cf_prefix
 AC_SUBST(LIB_PREFIX)
 
+LIB_SUFFIX=
+AC_SUBST(LIB_SUFFIX)
+
+###############################################################################
+
+AC_MSG_CHECKING(if you want to build a separate terminfo library)
+AC_ARG_WITH(termlib,
+       [  --with-termlib          generate separate terminfo library],
+       [with_termlib=$withval],
+       [with_termlib=no])
+AC_MSG_RESULT($with_termlib)
+
+AC_MSG_CHECKING(if you want to build a separate tic library)
+AC_ARG_WITH(ticlib,
+       [  --with-ticlib           generate separate tic library],
+       [with_ticlib=$withval],
+       [with_ticlib=no])
+AC_MSG_RESULT($with_ticlib)
+
+### Checks for special libraries, must be done up-front.
+SHLIB_LIST=""
+CF_WITH_GPM
+if test "$with_gpm" != no ; then
+       AC_MSG_CHECKING(if you want to load GPM dynamically)
+       AC_ARG_WITH(dlsym,
+               [  --without-dlsym         do not use dlsym() to load GPM dynamically],
+               [with_dlsym=$withval],
+               [with_dlsym=yes])
+       AC_MSG_RESULT($with_dlsym)
+       if test "$with_dlsym" = yes ; then
+               CF_FUNC_DLSYM
+               if test "$with_gpm" != yes ; then
+                       CF_VERBOSE(assuming soname for gpm is $with_gpm)
+                       cf_cv_gpm_soname="$with_gpm"
+               else
+                       CF_LIB_SONAME([#include <gpm.h>],[if (Gpm_Open(0,0)) Gpm_Close();],gpm)
+               fi
+               test "$cf_cv_gpm_soname" != "unknown" && AC_DEFINE_UNQUOTED(LIBGPM_SONAME,"$cf_cv_gpm_soname")
+               SHLIB_LIST="-ldl $SHLIB_LIST"
+       else
+               SHLIB_LIST="-lgpm $SHLIB_LIST"
+       fi
+       AC_DEFINE(HAVE_LIBGPM)
+       CF_CHECK_GPM_WGETCH
+fi
+
+CF_WITH_SYSMOUSE
+
 dnl Not all ports of gcc support the -g option
-dnl autoconf 2.12 uses different symbol for -g option than autoconf 2.10, etc.
 
 if test X"$CC_G_OPT" = X"" ; then
        CC_G_OPT='-g'
-       test -n "$GCC" && test "${ac_cv_prog_cc_g}${ac_cv_prog_gcc_g}" != yes && CC_G_OPT=''
+       test -n "$GCC" && test "${ac_cv_prog_cc_g}" != yes && CC_G_OPT=''
 fi
 AC_SUBST(CC_G_OPT)
 
 if test X"$CXX_G_OPT" = X"" ; then
        CXX_G_OPT='-g'
-       test -n "$GXX" && test "${ac_cv_prog_cxx_g}${ac_cv_prog_gxx_g}" != yes && CXX_G_OPT=''
+       test -n "$GXX" && test "${ac_cv_prog_cxx_g}" != yes && CXX_G_OPT=''
 fi
 AC_SUBST(CXX_G_OPT)
 
+AC_MSG_CHECKING(for default loader flags)
 case $DFT_LWR_MODEL in
+libtool) LD_MODEL=''   ;;
 normal)  LD_MODEL=''   ;;
 debug)   LD_MODEL=$CC_G_OPT ;;
 profile) LD_MODEL='-pg';;
 shared)  LD_MODEL=''   ;;
 esac
 AC_SUBST(LD_MODEL)dnl          the type of link (e.g., -g or -pg)
-NC_SHARED_OPTS
+AC_MSG_RESULT($LD_MODEL)
 
+case $DFT_LWR_MODEL in
+shared)
+AC_MSG_CHECKING(if rpath option should be used)
+AC_ARG_ENABLE(rpath,
+[  --enable-rpath          use rpath option when generating shared libraries],
+[cf_cv_ld_rpath=$enableval],
+[cf_cv_ld_rpath=no])
+AC_MSG_RESULT($cf_cv_ld_rpath)
+AC_MSG_CHECKING(if shared libraries should be relinked during install)
+AC_ARG_ENABLE(rpath,
+[  --disable-relink        relink shared libraries during install],
+[cf_cv_do_relink=$enableval],
+[cf_cv_do_relink=yes])
+AC_MSG_RESULT($cf_cv_do_relink)
+       ;;
+esac
+
+CF_SHARED_OPTS
 if test "$CC_SHARED_OPTS" = "unknown"; then
-       for model in $nc_list_models; do
+       for model in $cf_list_models; do
                if test "$model" = "shared"; then
-                       echo '** Shared libraries are not supported in this version'
-                       exit 1
+                       AC_ERROR(Shared libraries are not supported in this version)
                fi
        done
 fi
 
+###############################################################################
+CF_HELP_MESSAGE(Fine-Tuning Your Configuration:)
+
 ###    use option --disable-overwrite to leave out the link to -lcurses
-AC_MSG_CHECKING(include directory)
+AC_MSG_CHECKING(if you wish to install ncurses overwriting curses)
 AC_ARG_ENABLE(overwrite,
        [  --disable-overwrite     leave out the link to -lcurses],
-       [with_overwrite=$enableval
-        test "$with_overwrite" = no && \
-        test "x$includedir" = 'x${prefix}/include' && \
-               includedir='$(prefix)/include/ncurses'
-       ],
-       [with_overwrite=yes])
-AC_MSG_RESULT($includedir)
+       [with_overwrite=$enableval],
+       [if test "$prefix" = "/usr" ; then with_overwrite=yes; else with_overwrite=no; fi])
+AC_MSG_RESULT($with_overwrite)
+
+AC_MSG_CHECKING(if external terminfo-database is used)
+AC_ARG_ENABLE(database,
+       [  --disable-database      do not use terminfo, only fallbacks/termcap],
+       [use_database=$enableval],
+       [use_database=yes])
+AC_MSG_RESULT($use_database)
+
+case $host_os in #(vi
+os2*) #(vi
+       TERMINFO_SRC='${top_srcdir}/misc/emx.src'
+       ;;
+*) #(vi
+       TERMINFO_SRC='${top_srcdir}/misc/terminfo.src'
+       ;;
+esac
+AC_SUBST(TERMINFO_SRC)
+
+CF_PATHSEP
+if test "$use_database" != no ; then
+       AC_DEFINE(USE_DATABASE)
+
+       AC_MSG_CHECKING(which terminfo source-file will be installed)
+       AC_ARG_ENABLE(database,
+               [  --with-database=XXX     specify terminfo source to install],
+               [TERMINFO_SRC=$withval])
+       AC_MSG_RESULT($TERMINFO_SRC)
+
+       AC_MSG_CHECKING(whether to use hashed database instead of directory/tree)
+       AC_ARG_WITH(hashed-db,
+               [  --with-hashed-db        specify hashed-database library],,
+               [with_hashed_db=no])
+       AC_MSG_RESULT($with_hashed_db)
+fi
 
-###    use option --enable-big-core to make tic run faster on big machines
+AC_MSG_CHECKING(for list of fallback descriptions)
+AC_ARG_WITH(fallbacks,
+       [  --with-fallbacks=XXX    specify list of fallback terminal descriptions],
+       [with_fallback=$withval],
+       [with_fallback=])
+AC_MSG_RESULT($with_fallback)
+FALLBACK_LIST=`echo "$with_fallback" | sed -e 's/,/ /g'`
+AC_SUBST(FALLBACK_LIST)
+
+AC_MSG_CHECKING(if you want modern xterm or antique)
+AC_ARG_WITH(xterm-new,
+       [  --without-xterm-new     specify if xterm terminfo should be old version],
+       [with_xterm_new=$withval],
+       [with_xterm_new=yes])
+case $with_xterm_new in
+no)    with_xterm_new=xterm-old;;
+*)     with_xterm_new=xterm-new;;
+esac
+AC_MSG_RESULT($with_xterm_new)
+WHICH_XTERM=$with_xterm_new
+AC_SUBST(WHICH_XTERM)
+
+MAKE_TERMINFO=
+if test "$use_database" = no ; then
+       TERMINFO="${datadir}/terminfo"
+       MAKE_TERMINFO="#"
+else
+
+AC_MSG_CHECKING(for list of terminfo directories)
+CF_WITH_PATHLIST(terminfo-dirs,
+       [  --with-terminfo-dirs=XXX specify list of terminfo directories],
+       TERMINFO_DIRS,
+       DATADIR/terminfo,
+       ${datadir}/terminfo)
+AC_MSG_RESULT($TERMINFO_DIRS)
+test -n "$TERMINFO_DIRS" && AC_DEFINE_UNQUOTED(TERMINFO_DIRS,"$TERMINFO_DIRS")
+
+AC_MSG_CHECKING(for default terminfo directory)
+CF_WITH_PATH(default-terminfo-dir,
+       [  --with-default-terminfo-dir=DIR default terminfo directory],
+       TERMINFO,
+       DATADIR/terminfo,
+       ${datadir}/terminfo)
+AC_MSG_RESULT($TERMINFO)
+AC_DEFINE_UNQUOTED(TERMINFO,"$TERMINFO")
+
+fi
+
+AC_SUBST(TERMINFO)
+AC_SUBST(MAKE_TERMINFO)
+
+###    use option --disable-big-core to make tic run on small machines
+###    We need 4Mb, check if we can allocate 50% more than that.
 AC_MSG_CHECKING(if big-core option selected)
 AC_ARG_ENABLE(big-core,
-       [  --enable-big-core       assume machine has lots of memory],
+       [  --disable-big-core      assume machine has little memory],
        [with_big_core=$enableval],
-       [with_big_core=no])
+       [AC_TRY_RUN([
+#include <stdlib.h>
+#include <string.h>
+int main() {
+       unsigned long n = 6000000L;
+       char *s = malloc(n);
+       if (s != 0)
+               s[0] = s[n-1] = 0;
+       ${cf_cv_main_return:-return}(s == 0);
+}],
+       [with_big_core=yes],
+       [with_big_core=no],
+       [with_big_core=no])])
 AC_MSG_RESULT($with_big_core)
 test "$with_big_core" = "yes" && AC_DEFINE(HAVE_BIG_CORE)
 
 ###    use option --enable-termcap to compile in the termcap fallback support
-AC_MSG_CHECKING(if termcap-fallback support is needed)
+AC_MSG_CHECKING(if you want termcap-fallback support)
 AC_ARG_ENABLE(termcap,
        [  --enable-termcap        compile in termcap fallback support],
        [with_termcap=$enableval],
@@ -254,9 +497,27 @@ AC_ARG_ENABLE(termcap,
 AC_MSG_RESULT($with_termcap)
 
 if test "$with_termcap" != "yes" ; then
+       if test "$use_database" = no ; then
+               if test -z "$with_fallback" ; then
+                       AC_ERROR(You have disabled the database w/o specifying fallbacks)
+               fi
+       fi
        AC_DEFINE(PURE_TERMINFO)
 else
 
+if test "$with_ticlib" != no ; then
+       AC_ERROR(Options --with-ticlib and --enable-termcap cannot be combined)
+fi
+
+AC_DEFINE(USE_TERMCAP)
+AC_MSG_CHECKING(for list of termcap files)
+CF_WITH_PATHLIST(termpath,
+       [  --with-termpath=XXX     specify list of termcap files],
+       TERMPATH,
+       /etc/termcap:/usr/share/misc/termcap)
+AC_MSG_RESULT($TERMPATH)
+test -n "$TERMPATH" && AC_DEFINE_UNQUOTED(TERMPATH,"$TERMPATH")
+
 ###    use option --enable-getcap to use a hacked getcap for reading termcaps
 AC_MSG_CHECKING(if fast termcap-loader is needed)
 AC_ARG_ENABLE(getcap,
@@ -276,15 +537,79 @@ test "$with_getcap_cache" = "yes" && AC_DEFINE(USE_GETCAP_CACHE)
 
 fi
 
-###   use option --enable-symlinks to make tic use symlinks, not hard links
-AC_MSG_CHECKING(if tic should use symbolic links)
-AC_ARG_ENABLE(symlinks,
+###   Use option --disable-home-terminfo to completely remove ~/.terminfo
+AC_MSG_CHECKING(if ~/.terminfo is wanted)
+AC_ARG_ENABLE(home-terminfo,
+       [  --disable-home-terminfo drop ~/.terminfo from terminfo search-path],
+       [with_home_terminfo=$enableval],
+       [with_home_terminfo=yes])
+AC_MSG_RESULT($with_home_terminfo)
+test "$with_home_terminfo" = "yes" && AC_DEFINE(USE_HOME_TERMINFO)
+
+AC_MSG_CHECKING(if you want to use restricted environment when running as root)
+AC_ARG_ENABLE(root-environ,
+       [  --disable-root-environ  restrict environment when running as root],
+       [with_root_environ=$enableval],
+       [with_root_environ=yes])
+AC_MSG_RESULT($with_root_environ)
+test "$with_root_environ" = yes && AC_DEFINE(USE_ROOT_ENVIRON)
+
+###   Use option --enable-symlinks to make tic use symlinks, not hard links
+###   to reduce storage requirements for the terminfo database.
+CF_LINK_FUNCS
+
+with_links=no
+with_symlinks=no
+
+# soft links (symbolic links) are useful for some systems where hard links do
+# not work, or to make it simpler to copy terminfo trees around.
+if test "$ac_cv_func_symlink" = yes ; then
+    AC_MSG_CHECKING(if tic should use symbolic links)
+    AC_ARG_ENABLE(symlinks,
        [  --enable-symlinks       make tic use symbolic links not hard links],
        [with_symlinks=$enableval],
        [with_symlinks=no])
-AC_MSG_RESULT($with_symlinks)
+    AC_MSG_RESULT($with_symlinks)
+fi
+
+# If we have hard links and did not choose to use soft links instead, there is
+# no reason to make this choice optional - use the hard links.
+if test "$with_symlinks" = no ; then
+    AC_MSG_CHECKING(if tic should use hard links)
+    if test "$ac_cv_func_link" = yes ; then
+       with_links=yes
+    else
+       with_links=no
+    fi
+    AC_MSG_RESULT($with_links)
+fi
+
+test "$with_links" = yes && AC_DEFINE(USE_LINKS)
 test "$with_symlinks" = yes && AC_DEFINE(USE_SYMLINKS)
 
+###   use option --enable-broken-linker to force on use of broken-linker support
+AC_MSG_CHECKING(if you want broken-linker support code)
+AC_ARG_ENABLE(broken_linker,
+       [  --enable-broken_linker  compile with broken-linker support code],
+       [with_broken_linker=$enableval],
+       [with_broken_linker=${BROKEN_LINKER-no}])
+AC_MSG_RESULT($with_broken_linker)
+
+BROKEN_LINKER=0
+if test "$with_broken_linker" = yes ; then
+       AC_DEFINE(BROKEN_LINKER)
+       BROKEN_LINKER=1
+elif test "$DFT_LWR_MODEL" = shared ; then
+       case $cf_cv_system_name in #(vi
+       cygwin*)
+               AC_DEFINE(BROKEN_LINKER)
+               BROKEN_LINKER=1
+               CF_VERBOSE(cygwin linker is broken anyway)
+               ;;
+       esac
+fi
+AC_SUBST(BROKEN_LINKER)
+
 ###   use option --enable-bsdpad to have tputs process BSD-style prefix padding
 AC_MSG_CHECKING(if tputs should process BSD-style prefix padding)
 AC_ARG_ENABLE(bsdpad,
@@ -294,6 +619,182 @@ AC_ARG_ENABLE(bsdpad,
 AC_MSG_RESULT($with_bsdpad)
 test "$with_bsdpad" = yes && AC_DEFINE(BSD_TPUTS)
 
+###   use option --enable-widec to turn on use of wide-character support
+NCURSES_CH_T=chtype
+NCURSES_LIBUTF8=0
+
+NEED_WCHAR_H=0
+NCURSES_MBSTATE_T=0
+NCURSES_WCHAR_T=0
+NCURSES_WINT_T=0
+
+# Check to define _XOPEN_SOURCE "automatically"
+CF_XOPEN_SOURCE
+
+# Work around breakage on OS X
+CF_SIGWINCH
+
+# Checks for CODESET support.
+AM_LANGINFO_CODESET
+
+# use these variables to work around a defect in gcc's fixincludes.
+NCURSES_OK_WCHAR_T=
+NCURSES_OK_WINT_T=
+
+AC_MSG_CHECKING(if you want wide-character code)
+AC_ARG_ENABLE(widec,
+       [  --enable-widec          compile with wide-char/UTF-8 code],
+       [with_widec=$enableval],
+       [with_widec=no])
+AC_MSG_RESULT($with_widec)
+if test "$with_widec" = yes ; then
+       LIB_SUFFIX="w${LIB_SUFFIX}"
+       AC_DEFINE(USE_WIDEC_SUPPORT)
+       CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
+       # with_overwrite=no
+       NCURSES_CH_T=cchar_t
+       AC_CHECK_FUNCS(putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc)
+       if test "$ac_cv_func_putwc" != yes ; then
+               CF_LIBUTF8
+               if test "$cf_cv_libutf8" = yes ; then
+                       NCURSES_LIBUTF8=1
+               fi
+       fi
+       CF_WCHAR_TYPE(mbstate_t, NCURSES_MBSTATE_T)
+       CF_WCHAR_TYPE(wchar_t,   NCURSES_WCHAR_T,   NCURSES_OK_WCHAR_T)
+       CF_WCHAR_TYPE(wint_t,    NCURSES_WINT_T,    NCURSES_OK_WINT_T)
+
+       if test "$NCURSES_MBSTATE_T" != 0; then
+               AC_DEFINE(NEED_MBSTATE_T_DEF)
+       fi
+fi
+AC_SUBST(NCURSES_CH_T)
+AC_SUBST(NCURSES_LIBUTF8)
+
+AC_SUBST(NEED_WCHAR_H)
+AC_SUBST(NCURSES_MBSTATE_T)
+AC_SUBST(NCURSES_WCHAR_T)
+AC_SUBST(NCURSES_WINT_T)
+
+AC_SUBST(NCURSES_OK_WCHAR_T)
+AC_SUBST(NCURSES_OK_WINT_T)
+
+###   use option --disable-lp64 to allow long chtype
+case $cf_cv_abi_version in
+[[345]]*)
+       default_with_lp64=no
+       ;;
+*)
+       default_with_lp64=yes
+       ;;
+esac
+
+AC_MSG_CHECKING(whether to enable _LP64 definition in curses.h)
+AC_ARG_ENABLE(lp64,
+       [  --disable-lp64          allow chtype to be long (ignore _LP64)],
+       [with_lp64=$enableval],
+       [with_lp64=$default_with_lp64])
+AC_MSG_RESULT($with_lp64)
+
+if test "$with_lp64" = yes ; then
+       cf_cv_enable_lp64=1
+else
+       cf_cv_enable_lp64=0
+fi
+AC_SUBST(cf_cv_enable_lp64)
+
+CF_LARGEFILE
+
+###   use option --disable-tparm-varargs to make tparm() conform to X/Open
+AC_MSG_CHECKING(if you want tparm not to use X/Open fixed-parameter list)
+AC_ARG_ENABLE(tparm-varargs,
+       [  --disable-tparm-varargs compile tparm() without varargs interface],
+       [with_tparm_varargs=$enableval],
+       [with_tparm_varargs=yes])
+AC_MSG_RESULT($with_tparm_varargs)
+NCURSES_TPARM_VARARGS=0
+test "$with_tparm_varargs" = yes && NCURSES_TPARM_VARARGS=1
+AC_SUBST(NCURSES_TPARM_VARARGS)
+
+###   use option --with-bool to override bool's type
+AC_MSG_CHECKING(for type of bool)
+AC_ARG_WITH(bool,
+       [  --with-bool=TYPE        override fallback type of bool variable],
+       [NCURSES_BOOL="$withval"],
+       [NCURSES_BOOL=auto])
+AC_MSG_RESULT($NCURSES_BOOL)
+AC_SUBST(NCURSES_BOOL)
+
+AC_MSG_CHECKING(for alternate terminal capabilities file)
+AC_ARG_WITH(caps,
+       [  --with-caps=alt         compile with alternate Caps file],
+       [TERMINFO_CAPS=Caps.$withval],
+       [TERMINFO_CAPS=Caps])
+test -f "${srcdir}/include/${TERMINFO_CAPS}" || TERMINFO_CAPS=Caps
+AC_MSG_RESULT($TERMINFO_CAPS)
+AC_SUBST(TERMINFO_CAPS)
+
+###   use option --with-chtype to override chtype's type
+AC_MSG_CHECKING(for type of chtype)
+AC_ARG_WITH(chtype,
+       [  --with-chtype=TYPE      override type of chtype],
+       [NCURSES_CHTYPE="$withval"],
+       [NCURSES_CHTYPE=auto])
+AC_MSG_RESULT($NCURSES_CHTYPE)
+
+###   use option --with-ospeed to override ospeed's type
+AC_MSG_CHECKING(for type of ospeed)
+AC_ARG_WITH(ospeed,
+       [  --with-ospeed=TYPE      override type of ospeed variable],
+       [NCURSES_OSPEED="$withval"],
+       [NCURSES_OSPEED=short])
+AC_MSG_RESULT($NCURSES_OSPEED)
+AC_SUBST(NCURSES_OSPEED)
+
+###   use option --with-mmask-t to override mmask_t's type
+AC_MSG_CHECKING(for type of mmask_t)
+AC_ARG_WITH(mmask-t,
+       [  --with-mmask-t=TYPE     override type of mmask_t],
+       [NCURSES_MMASK_T="$withval"],
+       [NCURSES_MMASK_T=auto])
+AC_MSG_RESULT($NCURSES_MMASK_T)
+
+### Enable compiling-in rcs id's
+AC_MSG_CHECKING(if RCS identifiers should be compiled-in)
+AC_ARG_WITH(rcs-ids,
+       [  --with-rcs-ids          compile-in RCS identifiers],
+       [with_rcs_ids=$withval],
+       [with_rcs_ids=no])
+AC_MSG_RESULT($with_rcs_ids)
+test "$with_rcs_ids" = yes && AC_DEFINE(USE_RCS_IDS)
+
+###############################################################################
+CF_MAN_PAGES([ captoinfo clear infocmp infotocap tic toe tput ])
+
+###############################################################################
+CF_HELP_MESSAGE(Extensions:)
+
+### Note that some functions (such as const) are normally disabled anyway.
+AC_MSG_CHECKING(if you want to build with function extensions)
+AC_ARG_ENABLE(ext-funcs,
+       [  --disable-ext-funcs     disable function-extensions],
+       [with_ext_funcs=$enableval],
+       [with_ext_funcs=yes])
+AC_MSG_RESULT($with_ext_funcs)
+if test "$with_ext_funcs" = yes ; then
+       NCURSES_EXT_FUNCS=1
+       AC_DEFINE(HAVE_CURSES_VERSION)
+       AC_DEFINE(HAVE_HAS_KEY)
+       AC_DEFINE(HAVE_RESIZETERM)
+       AC_DEFINE(HAVE_RESIZE_TERM)
+       AC_DEFINE(HAVE_USE_DEFAULT_COLORS)
+       AC_DEFINE(HAVE_WRESIZE)
+       AC_DEFINE(NCURSES_EXT_FUNCS)
+else
+       NCURSES_EXT_FUNCS=0
+fi
+AC_SUBST(NCURSES_EXT_FUNCS)
+
 ###   use option --enable-const to turn on use of const beyond that in XSI.
 AC_MSG_CHECKING(for extended use of const keyword)
 AC_ARG_ENABLE(const,
@@ -301,47 +802,246 @@ AC_ARG_ENABLE(const,
        [with_ext_const=$enableval],
        [with_ext_const=no])
 AC_MSG_RESULT($with_ext_const)
-test "$with_ext_const" = yes && AC_DEFINE(NCURSES_CONST,const)
+NCURSES_CONST='/*nothing*/'
+if test "$with_ext_const" = yes ; then
+       NCURSES_CONST=const
+fi
+AC_SUBST(NCURSES_CONST)
+
+AC_MSG_CHECKING(if you want \$NCURSES_NO_PADDING code)
+AC_ARG_ENABLE(no-padding,
+       [  --enable-no-padding     compile with $NCURSES_NO_PADDING code],
+       [with_no_padding=$enableval],
+       [with_no_padding=$with_ext_funcs])
+AC_MSG_RESULT($with_no_padding)
+test "$with_no_padding" = yes && AC_DEFINE(NCURSES_NO_PADDING)
+
+AC_CHECK_SIZEOF([signed char], 0)
+if test "$ac_cv_sizeof_signed_char" = 1 ; then
+       NCURSES_SBOOL="signed char"
+else
+       NCURSES_SBOOL="char"
+fi
+AC_MSG_CHECKING(if you want to use signed Boolean array in term.h)
+AC_ARG_ENABLE(signed-char,
+       [  --enable-signed-char    compile using signed Boolean's in term.h],
+       [with_signed_char=$enableval],
+       [with_signed_char=no])
+AC_MSG_RESULT($with_signed_char)
+test "$with_signed_char" != yes && NCURSES_SBOOL="char"
+AC_SUBST(NCURSES_SBOOL)
+
+###   use option --enable-sigwinch to turn on use of SIGWINCH logic
+AC_MSG_CHECKING(if you want SIGWINCH handler)
+AC_ARG_ENABLE(sigwinch,
+       [  --enable-sigwinch       compile with SIGWINCH handler],
+       [with_sigwinch=$enableval],
+       [with_sigwinch=$with_ext_funcs])
+AC_MSG_RESULT($with_sigwinch)
+test "$with_sigwinch" = yes && AC_DEFINE(USE_SIGWINCH)
+
+###   use option --enable-tcap-names to allow user to define new capabilities
+AC_MSG_CHECKING(if you want user-definable terminal capabilities like termcap)
+AC_ARG_ENABLE(tcap-names,
+       [  --enable-tcap-names     compile with user-definable terminal capabilities],
+       [with_tcap_names=$enableval],
+       [with_tcap_names=$with_ext_funcs])
+AC_MSG_RESULT($with_tcap_names)
+NCURSES_XNAMES=0
+test "$with_tcap_names" = yes && NCURSES_XNAMES=1
+AC_SUBST(NCURSES_XNAMES)
+
+###############################################################################
+# These options are relatively safe to experiment with.
+CF_HELP_MESSAGE(Development Code:)
+AC_MSG_CHECKING(if you want all development code)
+AC_ARG_WITH(develop,
+       [  --without-develop       disable development options],
+       [with_develop=$withval],
+       [with_develop=no])
+AC_MSG_RESULT($with_develop)
+
+###   use option --enable-hard-tabs to turn on use of hard-tabs optimize
+AC_MSG_CHECKING(if you want hard-tabs code)
+AC_ARG_ENABLE(hard-tabs,
+       [  --enable-hard-tabs      compile with hard-tabs code],,
+       [enable_hard_tabs=$with_develop])
+AC_MSG_RESULT($enable_hard_tabs)
+test "$enable_hard_tabs" = yes && AC_DEFINE(USE_HARD_TABS)
+
+###   use option --enable-xmc-glitch to turn on use of magic-cookie optimize
+AC_MSG_CHECKING(if you want limited support for xmc)
+AC_ARG_ENABLE(xmc-glitch,
+       [  --enable-xmc-glitch     compile with support for xmc (magic-cookie)],,
+       [enable_xmc_glitch=$with_develop])
+AC_MSG_RESULT($enable_xmc_glitch)
+test "$enable_xmc_glitch" = yes && AC_DEFINE(USE_XMC_SUPPORT)
+
+###############################################################################
+# These are just experimental, probably should not be in a package:
+CF_HELP_MESSAGE(Experimental Code:)
+
+AC_MSG_CHECKING(if you do not want to assume colors are white-on-black)
+AC_ARG_ENABLE(assumed-color,
+       [  --disable-assumed-color do not assume anything about default-colors],
+       [with_assumed_color=$enableval],
+       [with_assumed_color=yes])
+AC_MSG_RESULT($with_assumed_color)
+test "$with_assumed_color" = yes && AC_DEFINE(USE_ASSUMED_COLOR)
+
+###   use option --enable-hashmap to turn on use of hashmap scrolling logic
+AC_MSG_CHECKING(if you want hashmap scrolling-optimization code)
+AC_ARG_ENABLE(hashmap,
+       [  --disable-hashmap       compile without hashmap scrolling-optimization],
+       [with_hashmap=$enableval],
+       [with_hashmap=yes])
+AC_MSG_RESULT($with_hashmap)
+test "$with_hashmap" = yes && AC_DEFINE(USE_HASHMAP)
+
+###   use option --enable-colorfgbg to turn on use of $COLORFGBG environment
+AC_MSG_CHECKING(if you want colorfgbg code)
+AC_ARG_ENABLE(colorfgbg,
+       [  --enable-colorfgbg      compile with $COLORFGBG code],
+       [with_colorfgbg=$enableval],
+       [with_colorfgbg=no])
+AC_MSG_RESULT($with_colorfgbg)
+test "$with_colorfgbg" = yes && AC_DEFINE(USE_COLORFGBG)
+
+###   use option --enable-ext-colors to turn on use of colors beyond 16.
+AC_MSG_CHECKING(if you want to use experimental extended colors)
+AC_ARG_ENABLE(ext-colors,
+       [  --enable-ext-colors     compile for experimental 256-color support],
+       [with_ext_colors=$enableval],
+       [with_ext_colors=no])
+AC_MSG_RESULT($with_ext_colors)
+NCURSES_EXT_COLORS=0
+if test "$with_ext_colors" = yes ; then
+       if test "$with_widec" != yes ; then
+               AC_MSG_ERROR(This option applies only to wide-character library)
+       else
+               # cannot be ABI 5 since it changes sizeof(cchar_t)
+               CF_NCURSES_ABI_6
+       fi
+       NCURSES_EXT_COLORS=1
+       AC_DEFINE(NCURSES_EXT_COLORS)
+fi
+AC_SUBST(NCURSES_EXT_COLORS)
+
+###   use option --enable-ext-mouse to modify coding to support 5-button mice
+AC_MSG_CHECKING(if you want to use experimental extended mouse encoding)
+AC_ARG_ENABLE(ext-mouse,
+       [  --enable-ext-mouse      compile for experimental mouse-encoding],
+       [with_ext_mouse=$enableval],
+       [with_ext_mouse=no])
+AC_MSG_RESULT($with_ext_mouse)
+NCURSES_MOUSE_VERSION=1
+if test "$with_ext_mouse" = yes ; then
+       NCURSES_MOUSE_VERSION=2
+       CF_NCURSES_ABI_6
+fi
+AC_SUBST(NCURSES_MOUSE_VERSION)
+
+# Reentrant code has to be opaque; there's little advantage to making ncurses
+# opaque outside of that, so there is no --enable-opaque option.
+AC_MSG_CHECKING(if you want experimental reentrant code)
+AC_ARG_ENABLE(reentrant,
+       [  --enable-reentrant      compile with experimental reentrant code],
+       [with_reentrant=$enableval],
+       [with_reentrant=no])
+AC_MSG_RESULT($with_reentrant)
+if test "$with_reentrant" = yes ; then
+       cf_cv_enable_reentrant=1
+       cf_cv_enable_opaque="NCURSES_INTERNALS"
+       NCURSES_OPAQUE=1
+       NCURSES_SIZE_T=int
+       LIB_SUFFIX="t${LIB_SUFFIX}"
+       AC_DEFINE(USE_REENTRANT)
+       CF_NCURSES_ABI_6
+else
+       cf_cv_enable_reentrant=0
+       cf_cv_enable_opaque="NCURSES_OPAQUE"
+       NCURSES_OPAQUE=0
+       NCURSES_SIZE_T=short
+fi
+AC_SUBST(cf_cv_enable_reentrant)
+AC_SUBST(cf_cv_enable_opaque)
+AC_SUBST(NCURSES_OPAQUE)
+AC_SUBST(NCURSES_SIZE_T)
+
+AC_MSG_CHECKING(if you want experimental safe-sprintf code)
+AC_ARG_ENABLE(safe-sprintf,
+       [  --enable-safe-sprintf   compile with experimental safe-sprintf code],
+       [with_safe_sprintf=$enableval],
+       [with_safe_sprintf=no])
+AC_MSG_RESULT($with_safe_sprintf)
+test "$with_safe_sprintf" = yes && AC_DEFINE(USE_SAFE_SPRINTF)
+
+###   use option --disable-scroll-hints to turn off use of scroll-hints scrolling logic
+# when hashmap is used scroll hints are useless
+if test "$with_hashmap" = no ; then
+AC_MSG_CHECKING(if you want to experiment without scrolling-hints code)
+AC_ARG_ENABLE(scroll-hints,
+       [  --disable-scroll-hints  compile without scroll-hints code],
+       [with_scroll_hints=$enableval],
+       [with_scroll_hints=yes])
+AC_MSG_RESULT($with_scroll_hints)
+test "$with_scroll_hints" = yes && AC_DEFINE(USE_SCROLL_HINTS)
+fi
 
-### Enable compiling-in rcs id's
-AC_MSG_CHECKING(if RCS identifiers should be compiled-in)
-AC_ARG_WITH(rcs-ids,
-       [  --with-rcs-ids          build: compile-in RCS identifiers],
-       [with_rcs_ids=$enableval],
-       [with_rcs_ids=no])
-AC_MSG_RESULT($with_rcs_ids)
-test "$with_rcs_ids" = yes && AC_DEFINE(USE_RCS_IDS)
+AC_MSG_CHECKING(if you want experimental wgetch-events code)
+AC_ARG_ENABLE(wgetch-events,
+       [  --enable-wgetch-events  compile with experimental wgetch-events code],
+       [with_wgetch_events=$enableval],
+       [with_wgetch_events=no])
+AC_MSG_RESULT($with_wgetch_events)
+test "$with_wgetch_events" = yes && AC_DEFINE(NCURSES_WGETCH_EVENTS)
+
+###############################################################################
+CF_HELP_MESSAGE(Testing/development Options:)
 
 ###    use option --disable-echo to suppress full display compiling commands
+AC_MSG_CHECKING(if you want to display full commands during build)
 AC_ARG_ENABLE(echo,
-       [  --enable-echo           build: display \"compiling\" commands (default)],
+       [  --enable-echo           build: display "compiling" commands (default)],
        [with_echo=$enableval],
        [with_echo=yes])
 if test "$with_echo" = yes; then
        ECHO_LINK=
 else
        ECHO_LINK='@ echo linking $@ ... ;'
+       test -n "$LIBTOOL" && LIBTOOL="$LIBTOOL --silent"
 fi
+AC_MSG_RESULT($with_echo)
 AC_SUBST(ECHO_LINK)
 
 ###    use option --enable-warnings to turn on all gcc warnings
+AC_MSG_CHECKING(if you want to see compiler warnings)
 AC_ARG_ENABLE(warnings,
        [  --enable-warnings       build: turn on GCC compiler warnings],
        [with_warnings=$enableval])
+AC_MSG_RESULT($with_warnings)
+
 if test -n "$with_warnings"; then
        ADAFLAGS="$ADAFLAGS -gnatg"
-       NC_GCC_WARNINGS
+       CF_GCC_WARNINGS
+       if test "$cf_with_cxx" = yes ; then
+               CF_GXX_WARNINGS(Wno-unused)
+       fi
 fi
-NC_GCC_ATTRIBUTES
+CF_GCC_ATTRIBUTES
 
 ###    use option --enable-assertions to turn on generation of assertion code
+AC_MSG_CHECKING(if you want to enable runtime assertions)
 AC_ARG_ENABLE(assertions,
        [  --enable-assertions     test: turn on generation of assertion code],
-       [with_assertions=$enableval])
+       [with_assertions=$enableval],
+       [with_assertions=no])
+AC_MSG_RESULT($with_assertions)
 if test -n "$GCC"
 then
-       if test -z "$with_assertions"
+       if test "$with_assertions" = no
        then
+               AC_DEFINE(NDEBUG)
                CPPFLAGS="$CPPFLAGS -DNDEBUG"
        else
                ADAFLAGS="$ADAFLAGS -gnata"
@@ -349,105 +1049,132 @@ then
 fi
 
 ###    use option --disable-leaks to suppress "permanent" leaks, for testing
-AC_ARG_ENABLE(leaks,
-       [  --disable-leaks         test: suppress permanent memory-leaks],
-       [test $enableval = no && AC_DEFINE(NO_LEAKS)])
+CF_DISABLE_LEAKS
 AC_DEFINE(HAVE_NC_ALLOC_H)
 
 ###    use option --enable-expanded to generate certain macros as functions
 AC_ARG_ENABLE(expanded,
        [  --enable-expanded       test: generate functions for certain macros],
-       [test $enableval = yes && AC_DEFINE(NCURSES_EXPANDED)])
+       [test "$enableval" = yes && AC_DEFINE(NCURSES_EXPANDED)])
 
 ###    use option --disable-macros to suppress macros in favor of functions
 AC_ARG_ENABLE(macros,
        [  --disable-macros        test: use functions rather than macros],
-       [test $enableval = no && AC_DEFINE(NCURSES_NOMACROS)])
+       [test "$enableval" = no && AC_DEFINE(NCURSES_NOMACROS)])
+
+# Normally we only add trace() to the debug-library.  Allow this to be
+# extended to all models of the ncurses library:
+cf_all_traces=no
+case "$CFLAGS $CPPFLAGS" in
+*-DTRACE*)
+       cf_all_traces=yes
+       ;;
+esac
+
+AC_MSG_CHECKING(whether to add trace feature to all models)
+AC_ARG_WITH(trace,
+[  --with-trace            test: add trace() function to all models of ncurses],
+[cf_with_trace=$withval],
+[cf_with_trace=$cf_all_traces])
+AC_MSG_RESULT($cf_with_trace)
+
+if test "$cf_with_trace" = yes ; then
+       LIB_TRACING=all
+       ADA_TRACE=TRUE
+       CF_ADD_CFLAGS(-DTRACE)
+else
+       LIB_TRACING=DEBUG
+       ADA_TRACE=FALSE
+fi
+
+AC_SUBST(ADA_TRACE)
 
 ###    Checks for libraries.
 AC_CHECK_FUNC(gettimeofday,
        AC_DEFINE(HAVE_GETTIMEOFDAY),[
+
 AC_CHECK_LIB(bsd, gettimeofday,
        AC_DEFINE(HAVE_GETTIMEOFDAY)
        LIBS="$LIBS -lbsd")])dnl CLIX: bzero, select, gettimeofday
 
+CF_MATH_LIB(MATH_LIB,sin(x))
+AC_SUBST(MATH_LIB)
+
 ###    Checks for header files.
 AC_STDC_HEADERS
 AC_HEADER_DIRENT
-NC_REGEX
+AC_HEADER_TIME
+CF_REGEX
 
 dnl These are some other potentially nonportable headers.
 AC_CHECK_HEADERS( \
 fcntl.h \
 getopt.h \
-libc.h \
 limits.h \
 locale.h \
+poll.h \
 sys/bsdtypes.h \
 sys/ioctl.h \
 sys/param.h \
-poll.h \
+sys/poll.h \
 sys/select.h \
-sys/stropts.h \
 sys/time.h \
 sys/times.h \
-termio.h \
-termios.h \
 ttyent.h \
 unistd.h \
-values.h \
+wctype.h \
 )
 
-# check for HPUX's ANSI compiler
-if test $nc_cv_systype = HP_UX; then
-if test -z "$GCC"; then
-       AC_MSG_CHECKING([for HP/UX ANSI compiler])
-       nc_save_CFLAGS="$CFLAGS"
-       CFLAGS="$CFLAGS -Aa"
-       AC_TRY_COMPILE([],[void (*f)(void)=0],[nc_hpux_cc=yes],[nc_hpux_cc=no])
-       AC_MSG_RESULT($nc_hpux_cc)
-       if test $nc_hpux_cc = yes; then
-               AC_DEFINE(_HPUX_SOURCE)
-       else
-               CFLAGS="$nc_save_CFLAGS"
-       fi
-fi;fi
-
 # check for ISC (this may also define _POSIX_SOURCE)
 # Note: even non-Posix ISC needs <sys/bsdtypes.h> to declare fd_set
 if test "$ISC" = yes ; then
        AC_CHECK_LIB(cposix,main)
        AC_CHECK_LIB(inet,bzero,LIBS="$LIBS -linet")dnl also 'select()'
-       AC_CHECK_HEADERS( sys/termio.h )
 fi
 
-# check for SCO.  this is a hack, and should be split into individual
-# features -- the sys/time.h and select.h conflict, and the need for
-# ptem.h due to winsize struct.
-AC_CHECKING([for SCO by checking on /usr/bin/scosh])
-AC_PROGRAM_CHECK(COULD_BE_SCO, [scosh], maybe, maybenot)
-if test "$COULD_BE_SCO" = "maybe"
-then
-       AC_DEFINE(SYSTEM_LOOKS_LIKE_SCO)
-fi
+CF_SYS_TIME_SELECT
 
 ###    checks for compiler characteristics
 AC_LANG_C
 AC_C_CONST
-AC_C_INLINE
-test $ac_cv_c_inline != no && AC_DEFINE(CC_HAS_INLINE_FUNCS)
+CF_C_INLINE(NCURSES_INLINE,1200)
+CF_SIG_ATOMIC_T
+
+if test $NCURSES_CHTYPE = auto ; then
+       CF_TYPEOF_CHTYPE
+else
+       cf_cv_typeof_chtype=$NCURSES_CHTYPE
+fi
+test "$cf_cv_typeof_chtype" = unsigned && cf_cv_typeof_chtype=""
+AC_SUBST(cf_cv_typeof_chtype)
+
+CF_UNSIGNED_LITERALS
+cf_cv_1UL="1"
+test ".$cf_cv_unsigned_literals" = .yes && cf_cv_1UL="${cf_cv_1UL}U"
+test ".$cf_cv_typeof_chtype"    = .long && cf_cv_1UL="${cf_cv_1UL}L"
+AC_SUBST(cf_cv_1UL)
+
+if test $NCURSES_MMASK_T = auto ; then
+       cf_cv_typeof_mmask_t=long
+else
+       cf_cv_typeof_mmask_t=$NCURSES_MMASK_T
+fi
+test "$cf_cv_typeof_mmask_t" = unsigned && cf_cv_typeof_mmask_t=""
+AC_SUBST(cf_cv_typeof_mmask_t)
 
 ###    Checks for external-data
-NC_ERRNO
-NC_SYS_ERRLIST
-NC_LINK_DATAONLY
-NC_SPEED_TYPE
+CF_ERRNO
+CF_LINK_DATAONLY
 
 ###    Checks for library functions.
 AC_CHECK_FUNCS( \
+getcwd \
+getegid \
+geteuid \
 getttynam \
-memccpy \
+issetugid \
 poll \
+remove \
 select \
 setbuf \
 setbuffer \
@@ -455,43 +1182,24 @@ setvbuf \
 sigaction \
 sigvec \
 strdup \
-tcgetattr \
+strstr \
+tcgetpgrp \
 times \
-usleep \
-vfscanf \
-vsscanf \
+vsnprintf \
 )
-
-if test $ac_cv_func_sigaction = yes; then
-AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
-AC_TRY_COMPILE([#include <sys/types.h>
-#include <signal.h>], [struct sigaction act;],
-  sigact_bad=no, sigact_bad=yes AC_DEFINE(SVR4_ACTION))
-AC_MSG_RESULT($sigact_bad)
+if test "$with_getcap" = "yes" ; then
+       CF_CGETENT
 fi
 
-# some machines require _POSIX_SOURCE to completely define struct termios
-if test $ac_cv_header_termios_h = yes ; then
-       case "$CFLAGS" in
-       *-D_POSIX_SOURCE*)
-               termios_bad=dunno ;;
-       *)      termios_bad=maybe ;;
-       esac
-       if test $termios_bad = maybe ; then
-       AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
-       AC_TRY_COMPILE([#include <termios.h>],
-               [struct termios foo; int x = foo.c_iflag],
-               termios_bad=no, [
-               AC_TRY_COMPILE([
-#define _POSIX_SOURCE
-#include <termios.h>],
-                       [struct termios foo; int x = foo.c_iflag],
-                       termios_bad=unknown,
-                       termios_bad=yes AC_DEFINE(SVR4_TERMIO))
-                       ])
-       AC_MSG_RESULT($termios_bad)
-       fi
-fi
+CF_ISASCII
+CF_STRUCT_SIGACTION
+CF_FUNC_NANOSLEEP
+CF_FUNC_TERMIOS
+CF_FUNC_VSSCANF
+CF_MKSTEMP
+
+# setup for prototype of fallback for vsscanf()
+CF_SUBST_IF(["$cf_cv_func_vsscanf" = vsscanf], HAVE_VSSCANF, 1, 0)
 
 dnl FIXME (may need this) AC_SYS_RESTARTABLE_SYSCALLS
 if test "$cross_compiling" = yes ; then
@@ -500,159 +1208,503 @@ else
        AC_FUNC_SETVBUF_REVERSED
 fi
 AC_TYPE_SIGNAL
-NC_TYPE_SIGACTION
-NC_TIOCGWINSZ
-
-dnl FIXME checks we don't do (but neither does the old Configure script):
-case "$nc_cv_systype" in
-Linux)
-       AC_DEFINE(GOOD_SELECT)
-       ;;
-esac
+CF_TYPE_SIGACTION
+CF_SIZECHANGE
+CF_FUNC_MEMMOVE
+CF_FUNC_POLL
+
+if test "$with_hashed_db" != no ; then
+       AC_DEFINE(USE_HASHED_DB)
+       CF_HASHED_DB
+fi
 
 dnl We'll do our own -g libraries, unless the user's overridden via $CFLAGS
-if test -z "$nc_user_CFLAGS" ; then
-       NC_STRIP_G_OPT(CFLAGS)
-       NC_STRIP_G_OPT(CXXFLAGS)
+if test -z "$cf_user_CFLAGS" && test "$with_no_leaks" = no ; then
+       CF_STRIP_G_OPT(CFLAGS)
+       CF_STRIP_G_OPT(CXXFLAGS)
 fi
 
-dnl Check for C++ compiler characteristics (and ensure that it's there!)
+# Just in case, check if the C compiler has a bool type.
+CF_BOOL_DECL(cf_cv_cc_bool_type)
+
+# Check for C++ compiler characteristics (and ensure that it's there!)
 if test -n "$CXX" ; then
-       AC_CHECK_PROG(CXX_EXISTS, $CXX, yes, no)
-else
-       ac_cv_prog_CXX_EXISTS=no
-fi
-if test "$ac_cv_prog_CXX_EXISTS" = yes; then
        AC_LANG_CPLUSPLUS
-       NC_CXX_LIBRARY
-       AC_CHECK_HEADERS(builtin.h typeinfo)
-       NC_BOOL_DECL
-       NC_BOOL_SIZE
+       CF_STDCPP_LIBRARY
+       CF_PROG_CC_C_O(CXX)
+
+       case $GXX_VERSION in
+       1*|2.[0-6]*)
+               cf_cxx_library=yes
+               ;;
+       *-2.7*|2.7*)
+               CF_GPP_LIBRARY
+               ;;
+       *)
+               cf_cxx_library=no
+               ;;
+       esac
+
+       AC_CHECK_HEADERS(iostream typeinfo)
+
+       CF_BOOL_DECL
+       CF_BOOL_SIZE
+       CF_ETIP_DEFINES
+       CF_CPP_PARAM_INIT
+       CF_CPP_STATIC_CAST
+
+       CXX_AR='$(AR)'
+       CXX_AR_OPTS='$(AR_OPTS)'
+       case $cf_cv_system_name in #(vi
+       irix*) #(vi
+           if test "$GXX" != yes ; then
+               CXX_AR='$(CXX)'
+               CXX_AR_OPTS='-ar -o'
+           fi
+           ;;
+       sco3.2v5*) #(vi
+           CXXLDFLAGS="-u main"
+           ;;
+       solaris2*)
+           if test "$GXX" != yes ; then
+               CXX_AR='$(CXX)'
+               CXX_AR_OPTS='-xar -o'
+           fi
+           ;;
+       esac
+       AC_SUBST(CXXLDFLAGS)
+       AC_SUBST(CXX_AR)
+       AC_SUBST(CXX_AR_OPTS)
 else
-       nc_cxx_library=no
-       AC_CACHE_VAL(nc_cv_builtin_bool,[nc_cv_builtin_bool=0])
-       AC_CACHE_VAL(nc_cv_sizeof_bool,[nc_cv_sizeof_bool=int])
+       cf_cxx_library=no
+       cf_cv_builtin_bool=1
+
+       # Just because we are not configuring against C++ right now does not
+       # mean that a user will not want to use C++.  Some distributors disable
+       # the C++ portion of this configuration as a shortcut (or just to avoid
+       # compiling the demo in the c++ directory).  So we need a reasonable
+       # default for the 'bool' type.
+       #
+       # Caveat: since the storage of the bool type is not standardized, it
+       # may change.
+
+       if test "$NCURSES_BOOL" != auto ; then
+               cf_cv_type_of_bool=$NCURSES_BOOL
+               cf_cv_header_stdbool_h=0
+       else
+               if test "$cf_cv_header_stdbool_h" = 1 ; then
+                       CF_BOOL_SIZE
+               else
+                       AC_MSG_CHECKING(for fallback type of bool)
+                       case "$host_cpu" in #(vi
+                       i?86)   cf_cv_type_of_bool=char ;; #(vi
+                       *)      cf_cv_type_of_bool=int  ;;
+                       esac
+                       AC_MSG_RESULT($cf_cv_type_of_bool)
+               fi
+       fi
 fi
 AC_SUBST(CXXLIBS)
 
+# If the C compiler did not declare bool, and we did not determine that the C++
+# compiler does not declare bool, turn on an ifdef in curses.h that makes the
+# ncurses library use the same type as C++ bool.  Note that this allows one to
+# specify the type of bool in a configure-script option and postpone
+# integration with the C++ compiler provided that the types are compatible.
+USE_CXX_BOOL=1
+if test $cf_cv_cc_bool_type = 1
+then
+       # oops: C has a bool.  Unlikely, but C++ could differ.
+       USE_CXX_BOOL=0
+elif test $cf_cv_builtin_bool = 0
+then
+       # C++ has no bool
+       USE_CXX_BOOL=0
+else
+       # this is the normal case
+       USE_CXX_BOOL='defined(__cplusplus)'
+fi
+AC_SUBST(USE_CXX_BOOL)
+
+CF_HELP_MESSAGE(Ada95 Binding Options:)
+
 dnl Check for availability of GNU Ada Translator (GNAT).
 dnl At the moment we support no other Ada95 compiler.
-nc_ada_make=gnatmake
-AC_CHECK_PROG(gnat_exists, $nc_ada_make, yes, no)
+if test -f "${srcdir}/Ada95/Makefile.in" ; then
+if test "$cf_with_ada" != "no" ; then
+cf_ada_make=gnatmake
+AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
 if test "$ac_cv_prog_gnat_exists" = no; then
-   nc_ada_make=
+   cf_ada_make=
 else
-   NC_GNAT_VERSION
-   AC_CHECK_PROG(m4_exists, m4, yes, no)
-   if test "$ac_cv_prog_m4_exists" = no; then
-      ac_cv_prog_gnat_correct=no
+   CF_GNAT_VERSION
+   AC_CHECK_PROG(M4_exists, m4, yes, no)
+   if test "$ac_cv_prog_M4_exists" = no; then
+      cf_cv_prog_gnat_correct=no
       echo Ada95 binding required program m4 not found. Ada95 binding disabled.
    fi
+   if test "$cf_cv_prog_gnat_correct" = yes; then
+      AC_MSG_CHECKING(if GNAT works)
+      CF_GNAT_TRY_RUN([procedure conftest;],
+[with Text_IO;
+with GNAT.OS_Lib;
+procedure conftest is
+begin
+   Text_IO.Put ("Hello World");
+   Text_IO.New_Line;
+   GNAT.OS_Lib.OS_Exit (0);
+end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
+      AC_MSG_RESULT($cf_cv_prog_gnat_correct)
+   fi
 fi
-if test        "$ac_cv_prog_gnat_correct" = yes; then
-   nc_ada_compiler=gcc
-   nc_ada_package=terminal_interface
-   AC_SUBST(nc_ada_make)
-   AC_SUBST(nc_ada_compiler)
-   AC_SUBST(nc_ada_package)
+if test        "$cf_cv_prog_gnat_correct" = yes; then
+   ADAFLAGS="-O3 -gnatpn $ADAFLAGS"
+
+   AC_MSG_CHECKING(if GNAT pragma Unreferenced works)
+   CF_GNAT_TRY_LINK([procedure conftest;],
+[with Text_IO;
+with GNAT.OS_Lib;
+procedure conftest is
+   test : Integer;
+   pragma Unreferenced (test);
+begin
+   test := 1;
+   Text_IO.Put ("Hello World");
+   Text_IO.New_Line;
+   GNAT.OS_Lib.OS_Exit (0);
+end conftest;],[cf_cv_pragma_unreferenced=yes],[cf_cv_pragma_unreferenced=no])
+   AC_MSG_RESULT($cf_cv_pragma_unreferenced)
+
+   # if the pragma is supported, use it (needed in the Trace code).
+   if test $cf_cv_pragma_unreferenced = yes ; then
+      PRAGMA_UNREF=TRUE
+   else
+      PRAGMA_UNREF=FALSE
+   fi
+
+   AC_ARG_WITH(ada-compiler,
+       [  --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
+       [cf_ada_compiler=$withval],
+       [cf_ada_compiler=gnatmake])
+
+   cf_ada_package=terminal_interface
+
+   AC_SUBST(cf_ada_make)
+   AC_SUBST(cf_ada_compiler)
+   AC_SUBST(cf_ada_package)
    AC_SUBST(ADAFLAGS)
+   AC_SUBST(cf_compile_generics)
+   AC_SUBST(cf_generic_objects)
+   AC_SUBST(PRAGMA_UNREF)
+
+   CF_WITH_PATH(ada-include,
+       [  --with-ada-include=DIR  Ada includes are in DIR],
+       ADA_INCLUDE,
+       PREFIX/lib/ada/adainclude,
+       [$]prefix/lib/ada/adainclude)
+   AC_SUBST(ADA_INCLUDE)
+
+   CF_WITH_PATH(ada-objects,
+       [  --with-ada-objects=DIR  Ada objects are in DIR],
+       ADA_OBJECTS,
+       PREFIX/lib/ada/adalib,
+       [$]prefix/lib/ada/adalib)
+   AC_SUBST(ADA_OBJECTS)
+
+fi
+fi
+else
+   cf_with_ada=no
 fi
 
-### It's not possible to appease gcc 2.6.3's conversion-warnings if we're
-### using a 'char' for bools.  gcc 2.7.0's conversion-warnings are broken too
-### badly to consider using for development purposes, but 2.5.8 is okay.
-if test -n "$with_warnings"; then
-       if test -n "$GCC"; then
-               case "`$CC --version`" in
-               2.6.3)
-                       if test "$nc_cv_sizeof_bool" != "char"; then
-                               nc_warn_CFLAGS="$nc_warn_CFLAGS -Wconversion"
-                       fi
-                       ;;
-               2.5*)
-                       nc_warn_CFLAGS="$nc_warn_CFLAGS -Wconversion"
-                       ;;
-               esac
+### Construct the ncurses library-subsets, if any, from this set of keywords:
+###    none, base, ext_funcs, ext_tinfo, ticlib, termlib, widechar
+###
+### ticlib modules may be a separate library, otherwise contained in termlib.
+### termlib modules may be a separate library, otherwise contained in ncurses.
+###
+### The of "+" or " " between the tokens controls the way the script
+### chooses to split module lists into libraries.
+###
+### (see CF_LIB_RULES).
+AC_MSG_CHECKING(for library subsets)
+LIB_SUBSETS=
+
+if test "$cf_with_progs" = yes || test "$with_ticlib" != no; then
+       LIB_SUBSETS="${LIB_SUBSETS}ticlib"
+       if test "$with_ticlib" != no ; then
+               LIB_SUBSETS="${LIB_SUBSETS} "
+       else
+               LIB_SUBSETS="${LIB_SUBSETS}+"
        fi
 fi
 
+LIB_SUBSETS="${LIB_SUBSETS}termlib"
+test "$with_ext_funcs" = yes && LIB_SUBSETS="${LIB_SUBSETS}+ext_tinfo"
+if test "$with_termlib" != no ; then
+       LIB_SUBSETS="${LIB_SUBSETS} "
+else
+       LIB_SUBSETS="${LIB_SUBSETS}+"
+fi
+
+LIB_SUBSETS="${LIB_SUBSETS}base"
+test "$with_widec"     = yes && LIB_SUBSETS="${LIB_SUBSETS}+widechar"
+test "$with_ext_funcs" = yes && LIB_SUBSETS="${LIB_SUBSETS}+ext_funcs"
+
+AC_MSG_RESULT($LIB_SUBSETS)
+
 ### Construct the list of include-directories to be generated
-NC_INCLUDE_DIRS
-NC_ADA_INCLUDE_DIRS
+CF_INCLUDE_DIRS
+CF_ADA_INCLUDE_DIRS
+
+### Build up pieces for makefile rules
+AC_MSG_CHECKING(default library suffix)
+CF_LIB_TYPE($DFT_LWR_MODEL,DFT_ARG_SUFFIX)dnl
+AC_SUBST(DFT_ARG_SUFFIX)dnl the string to append to "-lncurses" ("")
+AC_MSG_RESULT($DFT_ARG_SUFFIX)
+
+AC_MSG_CHECKING(default library-dependency suffix)
+CF_LIB_SUFFIX($DFT_LWR_MODEL,DFT_DEP_SUFFIX)dnl
+DFT_LIB_SUFFIX=$DFT_DEP_SUFFIX
+if test $DFT_LWR_MODEL = shared ; then
+       case $cf_cv_system_name in #(vi
+       cygwin*)
+               DFT_DEP_SUFFIX=".dll.a"
+               DFT_LIB_SUFFIX=".dll"
+               ;;
+       esac
+fi
+AC_SUBST(DFT_DEP_SUFFIX)dnl the corresponding library-suffix (".a")
+AC_MSG_RESULT($DFT_DEP_SUFFIX)
+
+AC_MSG_CHECKING(default object directory)
+CF_OBJ_SUBDIR($DFT_LWR_MODEL,DFT_OBJ_SUBDIR)dnl
+AC_SUBST(DFT_OBJ_SUBDIR)dnl the default object-directory ("obj")
+AC_MSG_RESULT($DFT_OBJ_SUBDIR)
+
+# libtool thinks it can make c++ shared libraries (perhaps only g++)
+if test "$cf_with_cxx" = yes ; then
+AC_MSG_CHECKING(c++ library-dependency suffix)
+if test "$with_libtool" != "no"; then
+       CXX_LIB_SUFFIX=$DFT_DEP_SUFFIX
+else
+       CF_LIB_SUFFIX(normal,CXX_LIB_SUFFIX)dnl we normally make a static library
+fi
+AC_MSG_RESULT($CXX_LIB_SUFFIX)
+AC_SUBST(CXX_LIB_SUFFIX)
+fi
+
+# do not want -ldl in build except as needed for -lncurses dependency
+if test "$with_dlsym" = yes ; then
+if test $DFT_LWR_MODEL = shared || \
+   test $DFT_LWR_MODEL = libtool ; then
+       CF_REMOVE_LIB(LIBS,$LIBS,dl)
+fi
+fi
+### Set up low-level terminfo dependencies for makefiles.
+
+# TICS_LIST and TINFO_LIST are needed to build libtic.so and libterm.so, but
+# do not need libdl
+TICS_LIST=
+if test "$with_dlsym" = yes ; then
+       CF_REMOVE_LIB(TINFO_LIST,$SHLIB_LIST,dl)
+fi
+
+if test "$with_ticlib" != no ; then
+
+       if test "$with_ticlib" != yes ; then
+               TICS_NAME=$with_ticlib
+               TICS_ARG_SUFFIX="${with_ticlib}`echo ${DFT_ARG_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
+               TICS_DEP_SUFFIX="${with_ticlib}`echo ${DFT_DEP_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
+               TICS_LIB_SUFFIX="${with_ticlib}"
+       else
+               TICS_ARG_SUFFIX="${TICS_NAME}${DFT_ARG_SUFFIX}"
+               TICS_DEP_SUFFIX="${TICS_NAME}${DFT_DEP_SUFFIX}"
+               TICS_LIB_SUFFIX="${TICS_NAME}${LIB_SUFFIX}"
+       fi
+       TICS_ARGS="-L${LIB_DIR} -l${TICS_LIB_SUFFIX}"
+else
+       TICS_ARGS="-L${LIB_DIR} -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+fi
+AC_SUBST(TICS_ARG_SUFFIX)
+AC_SUBST(TICS_DEP_SUFFIX)
+AC_SUBST(TICS_LIB_SUFFIX)
+AC_SUBST(TICS_ARGS)
+
+if test "$with_termlib" != no ; then
+
+       if test "$with_termlib" != yes ; then
+               TINFO_NAME=$with_termlib
+               TINFO_SUFFIX="`echo ${DFT_LIB_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
+               TINFO_ARG_SUFFIX="${with_termlib}`echo ${DFT_ARG_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
+               TINFO_DEP_SUFFIX="${with_termlib}`echo ${DFT_DEP_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
+               TINFO_LIB_SUFFIX="${with_termlib}"
+       else
+               TINFO_SUFFIX=${DFT_LIB_SUFFIX}
+               TINFO_ARG_SUFFIX="${TINFO_NAME}${DFT_ARG_SUFFIX}"
+               TINFO_DEP_SUFFIX="${TINFO_NAME}${DFT_DEP_SUFFIX}"
+               TINFO_LIB_SUFFIX="${TINFO_NAME}${LIB_SUFFIX}"
+       fi
+
+       TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${TINFO_DEP_SUFFIX}"
+       TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${TINFO_DEP_SUFFIX}"
+       if test "$DFT_LWR_MODEL" = "libtool"; then
+               TEST_ARGS="${TEST_DEPS}"
+               TEST_ARG2="${TEST_DEP2}"
+               TINFO_ARGS="-L${LIB_DIR} $TEST_ARGS"
+       else
+               TEST_ARGS="-l${TINFO_ARG_SUFFIX}"
+               TEST_ARG2="-l${TINFO_ARG_SUFFIX}"
+               TICS_LIST="$SHLIB_LIST -l${TINFO_LIB_SUFFIX}"
+               TINFO_ARGS="-L${LIB_DIR} $TEST_ARGS"
+               SHLIB_LIST="$SHLIB_LIST -l${TINFO_LIB_SUFFIX}"
+       fi
+else
+       # the next lines are needed for linking libtic over libncurses
+       TINFO_NAME=${LIB_NAME}
+       TINFO_SUFFIX=${DFT_LIB_SUFFIX}
+       TINFO_ARG_SUFFIX=${LIB_NAME}${DFT_ARG_SUFFIX}
+       TICS_LIST="$SHLIB_LIST -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+
+       TINFO_ARGS="-L${LIB_DIR} -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+fi
+
+if test "$DFT_LWR_MODEL" = shared ; then
+       case $cf_cv_system_name in #(vi
+       cygwin*)
+               # "lib" files have ".dll.a" suffix, "cyg" files have ".dll"
+               TINFO_SUFFIX=.dll
+               ;;
+       esac
+fi
+
+AC_SUBST(TINFO_ARG_SUFFIX)
+AC_SUBST(TINFO_DEP_SUFFIX)
+AC_SUBST(TINFO_LIB_SUFFIX)
+AC_SUBST(TINFO_ARGS)
+
+if test "$with_dlsym" = yes ; then
+       CF_REMOVE_LIB(TICS_LIST,$TICS_LIST,dl)
+fi
+
+# needed for Ada95
+TINFO_ARGS2=`echo "$TINFO_ARGS" | sed -e 's,-L\.\./,-L../../,'`
+AC_SUBST(TINFO_ARGS2)
+
+case $DFT_LWR_MODEL in
+normal|debug|profile)
+       CF_LDFLAGS_STATIC
+       ;;
+esac
+
+AC_MSG_CHECKING(where we will install curses.h)
+test "$with_overwrite" = no && \
+test "x$includedir" = 'x${prefix}/include' && \
+       includedir='${prefix}/include/ncurses'${LIB_SUFFIX}
+AC_MSG_RESULT($includedir)
+
+### Resolve a conflict between normal and wide-curses by forcing applications
+### that will need libutf8 to add it to their configure script.
+if test "$with_overwrite" != no ; then
+if test "$NCURSES_LIBUTF8" = 1 ; then
+       NCURSES_LIBUTF8='defined(HAVE_LIBUTF8_H)'
+       AC_MSG_WARN(Wide-character applications must define HAVE_LIBUTF8_H to include curses.h)
+fi
+fi
+
+AC_SUBST(WITH_OVERWRITE)
+AC_SUBST(TICS_LIST)
+AC_SUBST(TINFO_LIST)
+AC_SUBST(SHLIB_LIST)
+
+# used to separate tack out of the tree
+NCURSES_TREE=
+AC_SUBST(NCURSES_TREE)
+
+### predefined stuff for the test programs
+AC_DEFINE(HAVE_SLK_COLOR)
 
 ### Construct the list of subdirectories for which we'll customize makefiles
 ### with the appropriate compile-rules.
-NC_SRC_MODULES(ncurses progs panel menu form)
-NC_DIRS_TO_MAKE
+
+CF_SRC_MODULES($modules_to_build)
+
+if test "$cf_with_ada" != "no" && test "$cf_cv_prog_gnat_correct" != "no"; then
+   SUB_MAKEFILES="$SUB_MAKEFILES Ada95/gen/adacurses-config"
+fi
+
+CF_DIRS_TO_MAKE
+
+AC_DEFINE_UNQUOTED(NCURSES_PATHSEP,'$PATHSEP')
+
+AC_DEFINE_UNQUOTED(NCURSES_VERSION_STRING, "${NCURSES_MAJOR}.${NCURSES_MINOR}.${NCURSES_PATCH}")
 
 ### Now that we're done running tests, add the compiler-warnings, if any
-CFLAGS="$CFLAGS $nc_warn_CFLAGS"
+CF_ADD_CFLAGS($EXTRA_CFLAGS)
+
+### Define substitutions for header files to avoid name-pollution
+CF_SUBST_IF(["$cf_cv_have_tcgetattr" = yes], HAVE_TCGETATTR, 1, 0)
+CF_SUBST_IF(["$ac_cv_header_termio_h" = yes], HAVE_TERMIO_H, 1, 0)
+CF_SUBST_IF(["$ac_cv_header_termios_h" = yes], HAVE_TERMIOS_H, 1, 0)
 
 ################################################################################
-changequote({,})dnl
-AC_OUTPUT(include/config_h \
+test "$use_database" = yes && SUB_MAKEFILES="$SUB_MAKEFILES misc/run_tic.sh:misc/run_tic.in"
+SUB_MAKEFILES="$SUB_MAKEFILES misc/ncurses-config:misc/ncurses-config.in"
+AC_OUTPUT( \
        include/MKterm.h.awk \
-       include/curses.h \
+       include/curses.head:include/curses.h.in \
        include/termcap.h \
        include/unctrl.h \
        $SUB_MAKEFILES \
-       Makefile,{
-
-NC_LIB_RULES
-
-### Special editing.  We generate ncurses_cfg.h directly to allow all filenames
-### to be MSDOS-compatible, as well as to make the list of definitions be
-### dynamically determined by the configuration script -- a consideration when
-### doing type-clean development testing.
-
-echo creating include/ncurses_cfg.h
-rm -f include/ncurses_cfg.h
-echo "/* generated by configure-script
- * On host: $SYS_NAME
- */
-#ifndef NC_CONFIG_H
-#define NC_CONFIG_H" >include/ncurses_cfg.h
-sed    -e '/^ -D/!d' \
-       -e 's/ -D/\
-#define /g' \
-       -e 's/\(#define [A-Za-z_][A-Za-z0-9_]*\)=/\1    /g' \
-       -e 's/\\//g' \
-       include/config_h | sort >>include/ncurses_cfg.h
-echo "
-       /* The C compiler may not treat these properly, but C++ has to */
-#ifdef __cplusplus
-#undef const
-#undef inline
-#else
-#if defined(lint) || defined(TRACE)
-#undef inline
-#define inline /* nothing */
-#endif
-#endif
-
-#endif /* NC_CONFIG_H */" >> include/ncurses_cfg.h
-echo removing include/config_h
-rm include/config_h
-},{
+       Makefile,[
+CF_PRG_RULES([$srcdir/test/mk-test.awk ECHO_LINK="$ECHO_LINK"], test)
+CF_LIB_RULES($SRC_SUBDIRS)
+],[
 ### Special initialization commands, used to pass information from the
 ### configuration-run into config.status
 
-SYS_NAME="`(uname -a || hostname) 2>/dev/null | sed 1q`"
-if test -z "\$SYS_NAME"; then SYS_NAME=unknown;fi
-
-AWK=$AWK
+AWK="$AWK"
+DFT_ARG_SUFFIX="$DFT_ARG_SUFFIX"
 DFT_LWR_MODEL="$DFT_LWR_MODEL"
-NC_LIST_MODELS="$nc_list_models"
+ECHO_LINK="$ECHO_LINK"
+LDCONFIG="$LDCONFIG"
+LIB_NAME="$LIB_NAME"
+LIB_SUBSETS="$LIB_SUBSETS"
+LIB_SUFFIX="$LIB_SUFFIX"
+LIB_TRACING="$LIB_TRACING"
+MAKE_TERMINFO="$MAKE_TERMINFO"
+NCURSES_MAJOR="$NCURSES_MAJOR"
+NCURSES_MINOR="$NCURSES_MINOR"
+NCURSES_OSPEED="$NCURSES_OSPEED"
+NCURSES_PATCH="$NCURSES_PATCH"
+SRC_SUBDIRS="$SRC_SUBDIRS"
+TERMINFO="$TERMINFO"
+TINFO_ARG_SUFFIX="$TINFO_ARG_SUFFIX"
+TINFO_LIB_SUFFIX="$TINFO_LIB_SUFFIX"
+TINFO_NAME="$TINFO_NAME"
+TINFO_SUFFIX="$TINFO_SUFFIX"
+TICS_ARG_SUFFIX="$TICS_ARG_SUFFIX"
+TICS_LIB_SUFFIX="$TICS_LIB_SUFFIX"
+TICS_NAME="$TICS_NAME"
+WITH_CURSES_H="$with_curses_h"
 WITH_ECHO="$with_echo"
 WITH_OVERWRITE="$with_overwrite"
-SRC_SUBDIRS="$SRC_SUBDIRS"
-nc_cxx_library="$nc_cxx_library"
-nc_cv_systype="$nc_cv_systype"
-nc_cv_rel_version="$nc_cv_rel_version"
-nc_cv_abi_version="$nc_cv_abi_version"
-nc_cv_do_symlinks="$nc_cv_do_symlinks"
-nc_cv_rm_so_locs="$nc_cv_rm_so_locs"
-
-})dnl
-changequote([,])dnl
-make preinstall
+cf_LIST_MODELS="$cf_list_models"
+cf_cv_abi_version="$cf_cv_abi_version"
+cf_cv_do_relink="$cf_cv_do_relink"
+cf_cv_do_symlinks="$cf_cv_do_symlinks"
+cf_cv_enable_lp64="$cf_cv_enable_lp64"
+cf_cv_enable_opaque="$cf_cv_enable_opaque"
+cf_cv_prog_CC_c_o=$cf_cv_prog_CC_c_o
+cf_cv_prog_CXX_c_o=$cf_cv_prog_CXX_c_o
+cf_cv_rel_version="$cf_cv_rel_version"
+cf_cv_rm_so_locs="$cf_cv_rm_so_locs"
+cf_cv_shlib_version="$cf_cv_shlib_version"
+cf_cv_shlib_version_infix="$cf_cv_shlib_version_infix"
+cf_cv_system_name="$cf_cv_system_name"
+cf_with_cxx_binding="$cf_with_cxx_binding"
+host="$host"
+target="$target"
+
+],cat)dnl
+${MAKE-make} preinstall