ncurses 5.9 - patch 20130525
[ncurses.git] / configure.in
index 575f0dfefb0f939ecb4b16a8ca2c6a71e04ff3ee..abcf3359bd134be3d432ba620a469a8d7cccfad5 100644 (file)
@@ -1,5 +1,5 @@
 dnl***************************************************************************
-dnl Copyright (c) 1998-2009,2010 Free Software Foundation, Inc.              *
+dnl Copyright (c) 1998-2012,2013 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            *
@@ -28,14 +28,14 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: configure.in,v 1.512 2010/10/23 21:17:48 tom Exp $
+dnl $Id: configure.in,v 1.567 2013/05/25 20:15:02 tom Exp $
 dnl Process this file with autoconf to produce a configure script.
 dnl
 dnl See http://invisible-island.net/autoconf/ for additional information.
 dnl
 dnl ---------------------------------------------------------------------------
-AC_PREREQ(2.13.20020210)
-AC_REVISION($Revision: 1.512 $)
+AC_PREREQ(2.52.20030208)
+AC_REVISION($Revision: 1.567 $)
 AC_INIT(ncurses/base/lib_initscr.c)
 AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
 
@@ -45,11 +45,7 @@ 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])
+CF_WITH_SYSTYPE
 
 ###    Save the given $CFLAGS to allow user-override.
 cf_user_CFLAGS="$CFLAGS"
@@ -58,15 +54,22 @@ cf_user_CFLAGS="$CFLAGS"
 CF_CFG_DEFAULTS
 
 ###    Checks for programs.
-AC_PROG_CC
-CF_GCC_VERSION
+AC_ARG_WITH(ada,
+       [  --without-ada           suppress check for Ada95, don't build demo],
+       [cf_with_ada=$withval],
+       [cf_with_ada=yes])
+if test "x$cf_with_ada" = xyes
+then
+       cf_PROG_CC="gnatgcc gcc cc"
+else
+       cf_PROG_CC="gcc cc"
+fi
+
+CF_PROG_CC($cf_PROG_CC)
 
 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
@@ -89,14 +92,16 @@ else
                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++.
+       # autoconf 2.5x removed the error (hardcoding it to g++, or just blank)
        if test "$CXX" = "g++" ; then
                AC_PATH_PROG(CXX,g++)
        fi
-       if test "$CXX" = "g++" ; then
-               AC_MSG_WARN(ignoring hardcoded g++)
+       case "x$CXX" in #(vi
+       x|xg++)
+               AC_MSG_WARN([You don't have any C++ compiler, too bad])
                cf_with_cxx=no; CXX=""; GXX="";
-       fi
+               ;;
+       esac
 fi
 
 CF_GXX_VERSION
@@ -116,10 +121,6 @@ AC_ARG_WITH(cxx-binding,
 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 install manpages)
@@ -168,28 +169,8 @@ AC_SYS_LONG_FILE_NAMES
 
 # if we find pkg-config, check if we should install the ".pc" files.
 CF_PKG_CONFIG
-
-if test "$PKG_CONFIG" != no ; then
-       AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
-
-       # Leave this as something that can be overridden in the environment.
-       if test -z "$PKG_CONFIG_LIBDIR" ; then
-               PKG_CONFIG_LIBDIR=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`/lib/pkgconfig
-       fi
-       PKG_CONFIG_LIBDIR=`echo "$PKG_CONFIG_LIBDIR" | sed -e 's/^://' -e 's/:.*//'`
-       if test -n "$PKG_CONFIG_LIBDIR" && test -d "$PKG_CONFIG_LIBDIR" ; then
-               AC_ARG_ENABLE(pc-files,
-                       [  --enable-pc-files       generate and install .pc files for pkg-config],
-                       [enable_pc_files=$enableval],
-                       [enable_pc_files=no])
-               AC_MSG_RESULT($enable_pc_files)
-       else
-               AC_MSG_RESULT(no)
-               AC_MSG_WARN(did not find library $PKG_CONFIG_LIBDIR)
-               enable_pc_files=no
-       fi
-fi
-AC_SUBST(PKG_CONFIG_LIBDIR)
+CF_WITH_PKG_CONFIG_LIBDIR
+CF_ENABLE_PC_FILES
 
 AC_MSG_CHECKING(if we should assume mixed-case filenames)
 AC_ARG_ENABLE(mixed-case,
@@ -201,8 +182,8 @@ if test "$enable_mixedcase" = "auto" ; then
     CF_MIXEDCASE_FILENAMES
 else
     cf_cv_mixedcase=$enable_mixedcase
-    if test "$enable_mixedcase" = "yes" ; then
-        AC_DEFINE(MIXEDCASE_FILENAMES)
+    if test "x$enable_mixedcase" = "xyes" ; then
+        AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if tic should assume mixed-case filenames])
     fi
 fi
 
@@ -223,8 +204,8 @@ 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 ($DESTDIR)],
-       [case "$withval" in #(vi
-       yes|no) #(vi
+       [case "x$withval" in #(vi
+       xyes|xno) #(vi
                ;;
        *)      DESTDIR="$withval"
                ;;
@@ -261,7 +242,7 @@ AC_ARG_WITH(shared,
        [with_shared=$withval],
        [with_shared=no])
 AC_MSG_RESULT($with_shared)
-test "$with_shared" = "yes" && cf_list_models="$cf_list_models shared"
+test "x$with_shared" = "xyes" && cf_list_models="$cf_list_models shared"
 
 AC_MSG_CHECKING(if you want to build static libraries)
 AC_ARG_WITH(normal,
@@ -269,7 +250,7 @@ AC_ARG_WITH(normal,
        [with_normal=$withval],
        [with_normal=yes])
 AC_MSG_RESULT($with_normal)
-test "$with_normal" = "yes" && cf_list_models="$cf_list_models normal"
+test "x$with_normal" = "xyes" && cf_list_models="$cf_list_models normal"
 
 AC_MSG_CHECKING(if you want to build debug libraries)
 AC_ARG_WITH(debug,
@@ -277,7 +258,7 @@ AC_ARG_WITH(debug,
        [with_debug=$withval],
        [with_debug=yes])
 AC_MSG_RESULT($with_debug)
-test "$with_debug" = "yes" && cf_list_models="$cf_list_models debug"
+test "x$with_debug" = "xyes" && cf_list_models="$cf_list_models debug"
 
 AC_MSG_CHECKING(if you want to build profiling libraries)
 AC_ARG_WITH(profile,
@@ -285,10 +266,21 @@ AC_ARG_WITH(profile,
        [with_profile=$withval],
        [with_profile=no])
 AC_MSG_RESULT($with_profile)
-test "$with_profile" = "yes" && cf_list_models="$cf_list_models profile"
+test "x$with_profile" = "xyes" && cf_list_models="$cf_list_models profile"
 
 fi
 
+if test "X$cf_with_cxx_binding" != Xno; then
+if test "x$with_shared" = "xyes"; then
+AC_MSG_CHECKING(if you want to build C++ shared libraries)
+AC_ARG_WITH(cxx-shared,
+       [  --with-cxx-shared       generate C++ shared-libraries],
+       [with_shared_cxx=$withval],
+       [with_shared_cxx=no])
+AC_MSG_RESULT($with_shared_cxx)
+fi
+fi
+
 ###############################################################################
 
 AC_MSG_CHECKING(for specified models)
@@ -321,12 +313,11 @@ AC_SUBST(LIB_NAME)
 LIB_DIR=../lib
 LIB_2ND=../../lib
 
-CF_LIB_PREFIX(cf_prefix)
-LIB_PREFIX=$cf_prefix
-AC_SUBST(LIB_PREFIX)
+CF_WITH_LIB_PREFIX(cf_prefix)
 
 LIB_SUFFIX=
 AC_SUBST(LIB_SUFFIX)
+CF_PATHSEP
 
 ###############################################################################
 
@@ -354,21 +345,21 @@ if test "$with_gpm" != no ; then
                [with_dlsym=$withval],
                [with_dlsym=yes])
        AC_MSG_RESULT($with_dlsym)
-       if test "$with_dlsym" = yes ; then
+       if test "x$with_dlsym" = xyes ; then
                CF_FUNC_DLSYM
-               if test "$with_gpm" != yes ; then
+               if test "x$with_gpm" != xyes ; 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")
+               test "$cf_cv_gpm_soname" != "unknown" && AC_DEFINE_UNQUOTED(LIBGPM_SONAME,"$cf_cv_gpm_soname",[Define as needed to set the gpm share library soname])
                SHLIB_LIST="-ldl $SHLIB_LIST"
        else
                SHLIB_LIST="-lgpm $SHLIB_LIST"
                CF_ADD_LIB(gpm,TEST_LIBS)
        fi
-       AC_DEFINE(HAVE_LIBGPM)
+       AC_DEFINE(HAVE_LIBGPM,1,[Define to 1 if we have the gpm library])
        CF_CHECK_GPM_WGETCH
 fi
 
@@ -378,13 +369,13 @@ dnl Not all ports of gcc support the -g option
 
 if test X"$CC_G_OPT" = X"" ; then
        CC_G_OPT='-g'
-       test -n "$GCC" && test "${ac_cv_prog_cc_g}" != yes && CC_G_OPT=''
+       test -n "$GCC" && test "x${ac_cv_prog_cc_g}" != xyes && 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 "${ac_cv_prog_cxx_g}" != yes && CXX_G_OPT=''
+       test -n "$GXX" && test "x${ac_cv_prog_cxx_g}" != xyes && CXX_G_OPT=''
 fi
 AC_SUBST(CXX_G_OPT)
 
@@ -453,9 +444,9 @@ os2*) #(vi
 esac
 AC_SUBST(TERMINFO_SRC)
 
-CF_PATHSEP
+NCURSES_USE_DATABASE=0
 if test "$use_database" != no ; then
-       AC_DEFINE(USE_DATABASE)
+       NCURSES_USE_DATABASE=1
 
        AC_MSG_CHECKING(which terminfo source-file will be installed)
        AC_ARG_WITH(database,
@@ -471,6 +462,7 @@ if test "$use_database" != no ; then
 else
        with_hashed_db=no
 fi
+AC_SUBST(NCURSES_USE_DATABASE)
 
 AC_MSG_CHECKING(for list of fallback descriptions)
 AC_ARG_WITH(fallbacks,
@@ -494,6 +486,26 @@ AC_MSG_RESULT($with_xterm_new)
 WHICH_XTERM=$with_xterm_new
 AC_SUBST(WHICH_XTERM)
 
+AC_MSG_CHECKING(if xterm backspace sends BS or DEL)
+AC_ARG_WITH(xterm-kbs,
+       [  --with-xterm-kbs=XXX    specify if xterm backspace sends BS or DEL],
+       [with_xterm_kbs=$withval],
+       [with_xterm_kbs=BS])
+case x$with_xterm_kbs in
+xyes|xno|xBS|xbs|x8)
+       with_xterm_kbs=BS
+       ;;
+xDEL|xdel|x127)
+       with_xterm_kbs=DEL
+       ;;
+*)
+       with_xterm_kbs=$withval
+       ;;
+esac
+AC_MSG_RESULT($with_xterm_kbs)
+XTERM_KBS=$with_xterm_kbs
+AC_SUBST(XTERM_KBS)
+
 MAKE_TERMINFO=
 if test "$use_database" = no ; then
        TERMINFO="${datadir}/terminfo"
@@ -507,7 +519,7 @@ CF_WITH_PATHLIST(terminfo-dirs,
        DATADIR/terminfo,
        ${datadir}/terminfo)
 AC_MSG_RESULT($TERMINFO_DIRS)
-test -n "$TERMINFO_DIRS" && AC_DEFINE_UNQUOTED(TERMINFO_DIRS,"$TERMINFO_DIRS")
+test -n "$TERMINFO_DIRS" && AC_DEFINE_UNQUOTED(TERMINFO_DIRS,"$TERMINFO_DIRS",[Define as needed to predefine the TERMINFO_DIR searchlist])
 
 AC_MSG_CHECKING(for default terminfo directory)
 CF_WITH_PATH(default-terminfo-dir,
@@ -516,7 +528,7 @@ CF_WITH_PATH(default-terminfo-dir,
        DATADIR/terminfo,
        ${datadir}/terminfo)
 AC_MSG_RESULT($TERMINFO)
-AC_DEFINE_UNQUOTED(TERMINFO,"$TERMINFO")
+AC_DEFINE_UNQUOTED(TERMINFO,"$TERMINFO",[Define to set the default terminal database path])
 
 fi
 
@@ -543,7 +555,7 @@ int main() {
        [with_big_core=no],
        [with_big_core=no])])
 AC_MSG_RESULT($with_big_core)
-test "$with_big_core" = "yes" && AC_DEFINE(HAVE_BIG_CORE)
+test "x$with_big_core" = "xyes" && AC_DEFINE(HAVE_BIG_CORE,1,[Define to 1 if machine has ample memory for tic])
 
 ### ISO C only guarantees 512-char strings, we have tables which load faster
 ### when constructed using "big" strings.  More than the C compiler, the awk
@@ -556,7 +568,7 @@ AC_ARG_ENABLE(big-strings,
 AC_MSG_RESULT($with_big_strings)
 
 USE_BIG_STRINGS=0
-test "$with_big_strings" = "yes" && USE_BIG_STRINGS=1
+test "x$with_big_strings" = "xyes" && USE_BIG_STRINGS=1
 AC_SUBST(USE_BIG_STRINGS)
 
 ###    use option --enable-termcap to compile in the termcap fallback support
@@ -567,46 +579,48 @@ AC_ARG_ENABLE(termcap,
        [with_termcap=no])
 AC_MSG_RESULT($with_termcap)
 
-if test "$with_termcap" != "yes" ; then
+NCURSES_USE_TERMCAP=0
+if test "x$with_termcap" != "xyes" ; 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)
+       AC_DEFINE(PURE_TERMINFO,1,[Define to 1 if we should support only 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,
-       [  --enable-getcap         fast termcap load, no xrefs to terminfo],
-       [with_getcap=$enableval],
-       [with_getcap=no])
-AC_MSG_RESULT($with_getcap)
-test "$with_getcap" = "yes" && AC_DEFINE(USE_GETCAP)
-
-AC_MSG_CHECKING(if translated termcaps will be cached in ~/.terminfo)
-AC_ARG_ENABLE(getcap-cache,
-       [  --enable-getcap-cache   cache translated termcaps in ~/.terminfo],
-       [with_getcap_cache=$enableval],
-       [with_getcap_cache=no])
-AC_MSG_RESULT($with_getcap_cache)
-test "$with_getcap_cache" = "yes" && AC_DEFINE(USE_GETCAP_CACHE)
+       if test "$with_ticlib" != no ; then
+               AC_ERROR(Options --with-ticlib and --enable-termcap cannot be combined)
+       fi
 
-fi
+       NCURSES_USE_TERMCAP=1
+       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,"$TERMPATH",[Define to set the termcap searchlist])
+
+       ###     use option --enable-getcap to use a hacked getcap for reading termcaps
+       AC_MSG_CHECKING(if fast termcap-loader is needed)
+       AC_ARG_ENABLE(getcap,
+               [  --enable-getcap         fast termcap load, no xrefs to terminfo],
+               [with_getcap=$enableval],
+               [with_getcap=no])
+       AC_MSG_RESULT($with_getcap)
+       test "x$with_getcap" = "xyes" && AC_DEFINE(USE_GETCAP,1,[Define to 1 to use fast termcap-loader])
+
+       AC_MSG_CHECKING(if translated termcaps will be cached in ~/.terminfo)
+       AC_ARG_ENABLE(getcap-cache,
+               [  --enable-getcap-cache   cache translated termcaps in ~/.terminfo],
+               [with_getcap_cache=$enableval],
+               [with_getcap_cache=no])
+       AC_MSG_RESULT($with_getcap_cache)
+       test "x$with_getcap_cache" = "xyes" && AC_DEFINE(USE_GETCAP_CACHE,1,[Define to 1 if translated termcap should be stored in $HOME/.terminfo])
+
+fi
+AC_SUBST(NCURSES_USE_TERMCAP)
 
 ###   Use option --disable-home-terminfo to completely remove ~/.terminfo
 AC_MSG_CHECKING(if ~/.terminfo is wanted)
@@ -615,7 +629,7 @@ AC_ARG_ENABLE(home-terminfo,
        [with_home_terminfo=$enableval],
        [with_home_terminfo=yes])
 AC_MSG_RESULT($with_home_terminfo)
-test "$with_home_terminfo" = "yes" && AC_DEFINE(USE_HOME_TERMINFO)
+test "x$with_home_terminfo" = "xyes" && AC_DEFINE(USE_HOME_TERMINFO,1,[Define to 1 if $HOME/.terminfo feature is wanted])
 
 AC_MSG_CHECKING(if you want to use restricted environment when running as root)
 AC_ARG_ENABLE(root-environ,
@@ -623,7 +637,7 @@ AC_ARG_ENABLE(root-environ,
        [with_root_environ=$enableval],
        [with_root_environ=yes])
 AC_MSG_RESULT($with_root_environ)
-test "$with_root_environ" = yes && AC_DEFINE(USE_ROOT_ENVIRON)
+test "x$with_root_environ" = xyes && AC_DEFINE(USE_ROOT_ENVIRON,1,[Define to 1 if environment should be restricted for root user])
 
 ###   Use option --enable-symlinks to make tic use symlinks, not hard links
 ###   to reduce storage requirements for the terminfo database.
@@ -634,7 +648,7 @@ 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 "$ac_cv_func_symlink" = yes ; then
+if test "x$ac_cv_func_symlink" = xyes ; then
     AC_MSG_CHECKING(if tic should use symbolic links)
     AC_ARG_ENABLE(symlinks,
        [  --enable-symlinks       make tic use symbolic links not hard links],
@@ -647,7 +661,7 @@ fi
 # 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
+    if test "x$ac_cv_func_link" = xyes ; then
        with_links=yes
     else
        with_links=no
@@ -655,8 +669,8 @@ if test "$with_symlinks" = no ; then
     AC_MSG_RESULT($with_links)
 fi
 
-test "$with_links" = yes && AC_DEFINE(USE_LINKS)
-test "$with_symlinks" = yes && AC_DEFINE(USE_SYMLINKS)
+test "x$with_links" = xyes && AC_DEFINE(USE_LINKS,1,[Define to 1 if hardlinks should be used in terminfo database])
+test "x$with_symlinks" = xyes && AC_DEFINE(USE_SYMLINKS,1,[Define to 1 if symbolic links should be used in terminfo database])
 
 ###   use option --enable-broken-linker to force on use of broken-linker support
 AC_MSG_CHECKING(if you want broken-linker support code)
@@ -667,13 +681,13 @@ AC_ARG_ENABLE(broken_linker,
 AC_MSG_RESULT($with_broken_linker)
 
 BROKEN_LINKER=0
-if test "$with_broken_linker" = yes ; then
-       AC_DEFINE(BROKEN_LINKER)
+if test "x$with_broken_linker" = xyes ; then
+       AC_DEFINE(BROKEN_LINKER,1,[Define to 1 to work around linkers which cannot link data-only modules])
        BROKEN_LINKER=1
 elif test "$DFT_LWR_MODEL" = shared ; then
        case $cf_cv_system_name in #(vi
        cygwin*)
-               AC_DEFINE(BROKEN_LINKER)
+               AC_DEFINE(BROKEN_LINKER,1,[Define to 1 to work around linkers which cannot link data-only modules])
                BROKEN_LINKER=1
                CF_VERBOSE(cygwin linker is broken anyway)
                ;;
@@ -688,7 +702,7 @@ AC_ARG_ENABLE(bsdpad,
        [with_bsdpad=$enableval],
        [with_bsdpad=no])
 AC_MSG_RESULT($with_bsdpad)
-test "$with_bsdpad" = yes && AC_DEFINE(BSD_TPUTS)
+test "x$with_bsdpad" = xyes && AC_DEFINE(BSD_TPUTS,1,[Define to 1 to recognize BSD-style prefix padding])
 
 ###   use option --enable-widec to turn on use of wide-character support
 NCURSES_CH_T=chtype
@@ -718,22 +732,17 @@ AC_ARG_ENABLE(widec,
        [with_widec=$enableval],
        [with_widec=no])
 AC_MSG_RESULT($with_widec)
-if test "$with_widec" = yes ; then
+if test "x$with_widec" = xyes ; then
        LIB_SUFFIX="w${LIB_SUFFIX}"
-       AC_DEFINE(USE_WIDEC_SUPPORT)
+       AC_DEFINE(USE_WIDEC_SUPPORT,1,[Define to 1 to compile with wide-char/UTF-8 code])
+       AC_DEFINE(NCURSES_WIDECHAR,1,[Define to 1 to compile with wide-char/UTF-8 code])
 
-       case "$CFLAGS $CPPFLAGS" in #(vi
-       *-D_XOPEN_SOURCE=500) #(vi
-               ;;
-       *)
-               CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
-               ;;
-       esac
+       CF_CHECK_WCHAR_H
 
        # with_overwrite=no
        NCURSES_CH_T=cchar_t
        AC_CHECK_FUNCS(putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc wcsrtombs mbsrtowcs wcstombs mbstowcs)
-       if test "$ac_cv_func_putwc" != yes ; then
+       if test "x$ac_cv_func_putwc" != xyes ; then
                CF_UTF8_LIB
                if test "$cf_cv_utf8_lib" != no ; then
                        NCURSES_LIBUTF8=1
@@ -744,7 +753,7 @@ if test "$with_widec" = yes ; then
        CF_WCHAR_TYPE(wint_t,    NCURSES_WINT_T,    NCURSES_OK_WINT_T)
 
        if test "$NCURSES_MBSTATE_T" != 0; then
-               AC_DEFINE(NEED_MBSTATE_T_DEF)
+               AC_DEFINE(NEED_MBSTATE_T_DEF,1,[Define to 1 if we must declare mbstate_t])
        fi
 fi
 AC_SUBST(NCURSES_CH_T)
@@ -775,7 +784,7 @@ AC_ARG_ENABLE(lp64,
        [with_lp64=$default_with_lp64])
 AC_MSG_RESULT($with_lp64)
 
-if test "$with_lp64" = yes ; then
+if test "x$with_lp64" = xyes ; then
        cf_cv_enable_lp64=1
 else
        cf_cv_enable_lp64=0
@@ -792,7 +801,7 @@ AC_ARG_ENABLE(tparm-varargs,
        [with_tparm_varargs=yes])
 AC_MSG_RESULT($with_tparm_varargs)
 NCURSES_TPARM_VARARGS=0
-test "$with_tparm_varargs" = yes && NCURSES_TPARM_VARARGS=1
+test "x$with_tparm_varargs" = xyes && NCURSES_TPARM_VARARGS=1
 AC_SUBST(NCURSES_TPARM_VARARGS)
 
 ###   use option --disable-tic-depends to make libtic not explicitly depend on ncurses/ncursesw
@@ -859,6 +868,15 @@ AC_ARG_WITH(ccharw-max,
 AC_MSG_RESULT($NCURSES_CCHARW_MAX)
 AC_SUBST(NCURSES_CCHARW_MAX)
 
+###   use option --with-tparm-arg to override tparm's argument type
+AC_MSG_CHECKING(for type of tparm args)
+AC_ARG_WITH(tparm-arg,
+       [  --with-tparm-arg=TYPE   override parameter type of tparm],
+       [NCURSES_TPARM_ARG="$withval"],
+       [NCURSES_TPARM_ARG=long])
+AC_MSG_RESULT($NCURSES_TPARM_ARG)
+AC_SUBST(NCURSES_TPARM_ARG)
+
 ### Enable compiling-in rcs id's
 AC_MSG_CHECKING(if RCS identifiers should be compiled-in)
 AC_ARG_WITH(rcs-ids,
@@ -866,7 +884,7 @@ AC_ARG_WITH(rcs-ids,
        [with_rcs_ids=$withval],
        [with_rcs_ids=no])
 AC_MSG_RESULT($with_rcs_ids)
-test "$with_rcs_ids" = yes && AC_DEFINE(USE_RCS_IDS)
+test "x$with_rcs_ids" = xyes && AC_DEFINE(USE_RCS_IDS,1,[Define to 1 to compile-in RCS identifiers])
 
 ###############################################################################
 CF_MAN_PAGES([ captoinfo clear infocmp infotocap tabs tic toe tput tset ])
@@ -881,15 +899,19 @@ AC_ARG_ENABLE(ext-funcs,
        [with_ext_funcs=$enableval],
        [with_ext_funcs=yes])
 AC_MSG_RESULT($with_ext_funcs)
-if test "$with_ext_funcs" = yes ; then
+if test "x$with_ext_funcs" = xyes ; 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)
+       AC_DEFINE(HAVE_ASSUME_DEFAULT_COLORS,1,[Define to 1 to enable assume_default_colors() function])
+       AC_DEFINE(HAVE_CURSES_VERSION,1,[Define to 1 to enable curses_version() function])
+       AC_DEFINE(HAVE_HAS_KEY,1,[Define to 1 to enable has_key() function])
+       AC_DEFINE(HAVE_RESIZETERM,1,[Define to 1 to enable resizeterm() function])
+       AC_DEFINE(HAVE_RESIZE_TERM,1,[Define to 1 to enable resize_term() function])
+       AC_DEFINE(HAVE_TERM_ENTRY_H,1,[Define to 1 to enable term_entry() function])
+       AC_DEFINE(HAVE_USE_DEFAULT_COLORS,1,[Define to 1 to enable use_default_colors() function])
+       AC_DEFINE(HAVE_USE_SCREEN,1,[Define to 1 to enable use_screen() function])
+       AC_DEFINE(HAVE_USE_WINDOW,1,[Define to 1 to enable use_window() function])
+       AC_DEFINE(HAVE_WRESIZE,1,[Define to 1 to enable wresize() function])
+       AC_DEFINE(NCURSES_EXT_FUNCS,1,[Define to 1 to enable ncurses extended functions])
        GENERATED_EXT_FUNCS=generated
 else
        NCURSES_EXT_FUNCS=0
@@ -904,9 +926,9 @@ AC_ARG_ENABLE(sp-funcs,
        [with_sp_funcs=$enableval],
        [with_sp_funcs=no])
 AC_MSG_RESULT($with_sp_funcs)
-if test "$with_sp_funcs" = yes ; then
+if test "x$with_sp_funcs" = xyes ; then
        NCURSES_SP_FUNCS=1
-       AC_DEFINE(NCURSES_SP_FUNCS)
+       AC_DEFINE(NCURSES_SP_FUNCS,1,[Define to 1 to enable experimental SCREEN-extensions])
        GENERATED_SP_FUNCS=generated
 else
        NCURSES_SP_FUNCS=0
@@ -921,9 +943,9 @@ AC_ARG_ENABLE(term-driver,
        [with_term_driver=$enableval],
        [with_term_driver=no])
 AC_MSG_RESULT($with_term_driver)
-if test "$with_term_driver" = yes ; then
-       AC_DEFINE(USE_TERM_DRIVER)
-       if test "$with_sp_funcs" != yes ; then
+if test "x$with_term_driver" = xyes ; then
+       AC_DEFINE(USE_TERM_DRIVER,1,[Define to 1 to enable experimental terminal-driver])
+       if test "x$with_sp_funcs" != xyes ; then
                AC_MSG_ERROR(The term-driver option relies upon sp-funcs)
        fi
 fi
@@ -936,7 +958,7 @@ AC_ARG_ENABLE(const,
        [with_ext_const=no])
 AC_MSG_RESULT($with_ext_const)
 NCURSES_CONST='/*nothing*/'
-if test "$with_ext_const" = yes ; then
+if test "x$with_ext_const" = xyes ; then
        NCURSES_CONST=const
 fi
 AC_SUBST(NCURSES_CONST)
@@ -949,15 +971,15 @@ AC_ARG_ENABLE(ext-colors,
        [with_ext_colors=no])
 AC_MSG_RESULT($with_ext_colors)
 NCURSES_EXT_COLORS=0
-if test "$with_ext_colors" = yes ; then
-       if test "$with_widec" != yes ; then
+if test "x$with_ext_colors" = xyes ; then
+       if test "x$with_widec" != xyes ; 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)
+       AC_DEFINE(NCURSES_EXT_COLORS,1,[Define to 1 to compile for 256-color support])
 fi
 AC_SUBST(NCURSES_EXT_COLORS)
 
@@ -969,7 +991,7 @@ AC_ARG_ENABLE(ext-mouse,
        [with_ext_mouse=no])
 AC_MSG_RESULT($with_ext_mouse)
 NCURSES_MOUSE_VERSION=1
-if test "$with_ext_mouse" = yes ; then
+if test "x$with_ext_mouse" = xyes ; then
        NCURSES_MOUSE_VERSION=2
        CF_NCURSES_ABI_6
 fi
@@ -981,7 +1003,7 @@ AC_ARG_ENABLE(no-padding,
        [with_no_padding=$enableval],
        [with_no_padding=$with_ext_funcs])
 AC_MSG_RESULT($with_no_padding)
-test "$with_no_padding" = yes && AC_DEFINE(NCURSES_NO_PADDING)
+test "x$with_no_padding" = xyes && AC_DEFINE(NCURSES_NO_PADDING,1,[Define to 1 to compile with $NCURSES_NO_PADDING code])
 
 AC_CHECK_SIZEOF([signed char], 0)
 if test "$ac_cv_sizeof_signed_char" = 1 ; then
@@ -995,7 +1017,7 @@ AC_ARG_ENABLE(signed-char,
        [with_signed_char=$enableval],
        [with_signed_char=no])
 AC_MSG_RESULT($with_signed_char)
-test "$with_signed_char" != yes && NCURSES_SBOOL="char"
+test "x$with_signed_char" != xyes && NCURSES_SBOOL="char"
 AC_SUBST(NCURSES_SBOOL)
 
 ###   use option --enable-sigwinch to turn on use of SIGWINCH logic
@@ -1005,7 +1027,7 @@ AC_ARG_ENABLE(sigwinch,
        [with_sigwinch=$enableval],
        [with_sigwinch=$with_ext_funcs])
 AC_MSG_RESULT($with_sigwinch)
-test "$with_sigwinch" = yes && AC_DEFINE(USE_SIGWINCH)
+test "x$with_sigwinch" = xyes && AC_DEFINE(USE_SIGWINCH,1,[Define to 1 to compile with SIGWINCH handler])
 
 ###   use option --enable-tcap-names to allow user to define new capabilities
 AC_MSG_CHECKING(if you want user-definable terminal capabilities like termcap)
@@ -1015,7 +1037,7 @@ AC_ARG_ENABLE(tcap-names,
        [with_tcap_names=$with_ext_funcs])
 AC_MSG_RESULT($with_tcap_names)
 NCURSES_XNAMES=0
-test "$with_tcap_names" = yes && NCURSES_XNAMES=1
+test "x$with_tcap_names" = xyes && NCURSES_XNAMES=1
 AC_SUBST(NCURSES_XNAMES)
 
 ###############################################################################
@@ -1034,7 +1056,7 @@ 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 "$enable_hard_tabs" = yes && AC_DEFINE(USE_HARD_TABS)
+test "x$enable_hard_tabs" = xyes && AC_DEFINE(USE_HARD_TABS,1,[Define to 1 to compile with hard-tabs code])
 
 ###   use option --enable-xmc-glitch to turn on use of magic-cookie optimize
 AC_MSG_CHECKING(if you want limited support for xmc)
@@ -1042,7 +1064,7 @@ 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 "$enable_xmc_glitch" = yes && AC_DEFINE(USE_XMC_SUPPORT)
+test "x$enable_xmc_glitch" = xyes && AC_DEFINE(USE_XMC_SUPPORT,1,[Define to 1 to compile with support for xmc (magic-cookie)])
 
 ###############################################################################
 # These are just experimental, probably should not be in a package:
@@ -1054,7 +1076,7 @@ AC_ARG_ENABLE(assumed-color,
        [with_assumed_color=$enableval],
        [with_assumed_color=yes])
 AC_MSG_RESULT($with_assumed_color)
-test "$with_assumed_color" = yes && AC_DEFINE(USE_ASSUMED_COLOR)
+test "x$with_assumed_color" = xyes && AC_DEFINE(USE_ASSUMED_COLOR,1,[Define to 1 to assume things about default-colors])
 
 ###   use option --enable-hashmap to turn on use of hashmap scrolling logic
 AC_MSG_CHECKING(if you want hashmap scrolling-optimization code)
@@ -1063,7 +1085,7 @@ AC_ARG_ENABLE(hashmap,
        [with_hashmap=$enableval],
        [with_hashmap=yes])
 AC_MSG_RESULT($with_hashmap)
-test "$with_hashmap" = yes && AC_DEFINE(USE_HASHMAP)
+test "x$with_hashmap" = xyes && AC_DEFINE(USE_HASHMAP,1,[Define to 1 to compile with hashmap scrolling-optimization])
 
 ###   use option --enable-colorfgbg to turn on use of $COLORFGBG environment
 AC_MSG_CHECKING(if you want colorfgbg code)
@@ -1072,7 +1094,7 @@ AC_ARG_ENABLE(colorfgbg,
        [with_colorfgbg=$enableval],
        [with_colorfgbg=no])
 AC_MSG_RESULT($with_colorfgbg)
-test "$with_colorfgbg" = yes && AC_DEFINE(USE_COLORFGBG)
+test "x$with_colorfgbg" = xyes && AC_DEFINE(USE_COLORFGBG,1,[Define to 1 to compile-in experimental $COLORFGBG code])
 
 ###   use option --enable-interop to turn on use of bindings used for interop
 AC_MSG_CHECKING(if you want interop bindings)
@@ -1083,7 +1105,7 @@ AC_ARG_ENABLE(interop,
 AC_MSG_RESULT($with_exp_interop)
 
 NCURSES_INTEROP_FUNCS=0
-test "$with_exp_interop" = yes && NCURSES_INTEROP_FUNCS=1
+test "x$with_exp_interop" = xyes && NCURSES_INTEROP_FUNCS=1
 AC_SUBST(NCURSES_INTEROP_FUNCS)
 
 # This is still experimental (20080329), but should ultimately be moved to
@@ -1098,8 +1120,8 @@ if test "x$with_pthread" != xno; then
                        [use_pthreads_eintr=$enableval],
                        [use_pthreads_eintr=no])
                AC_MSG_RESULT($use_pthreads_eintr)
-               if test $use_pthreads_eintr = yes ; then
-                       AC_DEFINE(USE_PTHREADS_EINTR)
+               if test "x$use_pthreads_eintr" = xyes ; then
+                       AC_DEFINE(USE_PTHREADS_EINTR,1,[Define to 1 to enable EINTR in wgetch with pthreads])
                fi])
 
        AC_MSG_CHECKING(if you want to use weak-symbols for pthreads)
@@ -1108,22 +1130,22 @@ if test "x$with_pthread" != xno; then
                [use_weak_symbols=$enableval],
                [use_weak_symbols=no])
        AC_MSG_RESULT($use_weak_symbols)
-       if test "$use_weak_symbols" = yes ; then
+       if test "x$use_weak_symbols" = xyes ; then
                CF_WEAK_SYMBOLS
        else
                cf_cv_weak_symbols=no
        fi
 
-       if test $cf_cv_weak_symbols = yes ; then
-               AC_DEFINE(USE_WEAK_SYMBOLS)
+       if test "x$cf_cv_weak_symbols" = xyes ; then
+               AC_DEFINE(USE_WEAK_SYMBOLS,1,[Define to 1 to enable weak-symbols for pthreads])
        fi
 fi
 
 PTHREAD=
-if test "$with_pthread" = "yes" ; then
-    AC_DEFINE(USE_PTHREADS)
+if test "x$with_pthread" = "xyes" ; then
+    AC_DEFINE(USE_PTHREADS,1,[Define to 1 to use pthreads feature])
     enable_reentrant=yes
-    if test $cf_cv_weak_symbols = yes ; then
+    if test "x$cf_cv_weak_symbols" = xyes ; then
         PTHREAD=-lpthread
     fi
 fi
@@ -1139,19 +1161,19 @@ AC_ARG_ENABLE(reentrant,
        [with_reentrant=$enableval],
        [with_reentrant=no])
 AC_MSG_RESULT($with_reentrant)
-if test "$with_reentrant" = yes ; then
+if test "x$with_reentrant" = xyes ; then
        cf_cv_enable_reentrant=1
        cf_cv_enable_opaque="NCURSES_INTERNALS"
        NCURSES_OPAQUE=1
        NCURSES_SIZE_T=int
-       if test $cf_cv_weak_symbols = yes ; then
+       if test "x$cf_cv_weak_symbols" = xyes ; then
                CF_REMOVE_LIB(LIBS,$LIBS,pthread)
                CF_ADD_LIB(pthread,TEST_LIBS)
                CF_ADD_LIB(pthread,TEST_LIBS2)
        else
                LIB_SUFFIX="t${LIB_SUFFIX}"
        fi
-       AC_DEFINE(USE_REENTRANT)
+       AC_DEFINE(USE_REENTRANT,1,[Define to 1 to use experimental reentrant feature])
        CF_NCURSES_ABI_6
 else
        cf_cv_enable_reentrant=0
@@ -1176,7 +1198,7 @@ else
        NCURSES_WRAP_PREFIX=_nc_
 fi
 AC_SUBST(NCURSES_WRAP_PREFIX)
-AC_DEFINE_UNQUOTED(NCURSES_WRAP_PREFIX,"$NCURSES_WRAP_PREFIX")
+AC_DEFINE_UNQUOTED(NCURSES_WRAP_PREFIX,"$NCURSES_WRAP_PREFIX",[Define to override _nc_ prefix])
 
 AC_MSG_CHECKING(if you want experimental safe-sprintf code)
 AC_ARG_ENABLE(safe-sprintf,
@@ -1184,7 +1206,7 @@ AC_ARG_ENABLE(safe-sprintf,
        [with_safe_sprintf=$enableval],
        [with_safe_sprintf=no])
 AC_MSG_RESULT($with_safe_sprintf)
-test "$with_safe_sprintf" = yes && AC_DEFINE(USE_SAFE_SPRINTF)
+test "x$with_safe_sprintf" = xyes && AC_DEFINE(USE_SAFE_SPRINTF,1,[Define to 1 to compile with experimental safe-sprintf code])
 
 ###   use option --disable-scroll-hints to turn off use of scroll-hints scrolling logic
 # when hashmap is used scroll hints are useless
@@ -1195,7 +1217,7 @@ AC_ARG_ENABLE(scroll-hints,
        [with_scroll_hints=$enableval],
        [with_scroll_hints=yes])
 AC_MSG_RESULT($with_scroll_hints)
-test "$with_scroll_hints" = yes && AC_DEFINE(USE_SCROLL_HINTS)
+test "x$with_scroll_hints" = xyes && AC_DEFINE(USE_SCROLL_HINTS,1,[Define to 1 to compile without scroll-hints code])
 fi
 
 AC_MSG_CHECKING(if you want experimental wgetch-events code)
@@ -1204,25 +1226,20 @@ AC_ARG_ENABLE(wgetch-events,
        [with_wgetch_events=$enableval],
        [with_wgetch_events=no])
 AC_MSG_RESULT($with_wgetch_events)
-test "$with_wgetch_events" = yes && AC_DEFINE(NCURSES_WGETCH_EVENTS)
+test "x$with_wgetch_events" = xyes && AC_DEFINE(NCURSES_WGETCH_EVENTS,1,[Define to 1 to compile with experimental wgetch-events code])
 
 ###############################################################################
 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)],
-       [with_echo=$enableval],
-       [with_echo=yes])
-if test "$with_echo" = yes; then
+CF_DISABLE_ECHO
+if test "x$enable_echo" = xyes; then
        ECHO_LINK=
 else
        ECHO_LINK='@ echo linking $@ ... ;'
        test -n "$LIBTOOL" && LIBTOOL="$LIBTOOL --silent"
        test -n "$LIBTOOL_CXX" && LIBTOOL_CXX="$LIBTOOL_CXX --silent"
 fi
-AC_MSG_RESULT($with_echo)
 AC_SUBST(ECHO_LINK)
 
 ###    use option --enable-warnings to turn on all gcc warnings
@@ -1235,11 +1252,12 @@ AC_MSG_RESULT($with_warnings)
 if test "x$with_warnings" = "xyes"; then
        CF_ADD_ADAFLAGS(-gnatg)
        CF_GCC_WARNINGS(Wdeclaration-after-statement Wextra Wno-unknown-pragmas Wswitch-enum)
-       if test "$cf_with_cxx" = yes ; then
+       if test "x$cf_with_cxx" = xyes ; then
                CF_GXX_WARNINGS(Wno-unused)
        fi
 fi
 CF_GCC_ATTRIBUTES
+CF_ENABLE_STRING_HACKS
 
 ###    use option --enable-assertions to turn on generation of assertion code
 AC_MSG_CHECKING(if you want to enable runtime assertions)
@@ -1252,7 +1270,6 @@ if test -n "$GCC"
 then
        if test "$with_assertions" = no
        then
-               AC_DEFINE(NDEBUG)
                CPPFLAGS="$CPPFLAGS -DNDEBUG"
        else
                CF_ADD_ADAFLAGS(-gnata)
@@ -1261,17 +1278,17 @@ fi
 
 ###    use option --disable-leaks to suppress "permanent" leaks, for testing
 CF_DISABLE_LEAKS
-AC_DEFINE(HAVE_NC_ALLOC_H)
+AC_DEFINE(HAVE_NC_ALLOC_H,1,[Define to 1 if we have nc_alloc.h header])
 
 ###    use option --enable-expanded to generate certain macros as functions
 AC_ARG_ENABLE(expanded,
        [  --enable-expanded       test: generate functions for certain macros],
-       [test "$enableval" = yes && AC_DEFINE(NCURSES_EXPANDED)])
+       [test "x$enableval" = xyes && AC_DEFINE(NCURSES_EXPANDED,1,[Define to 1 to generate functions for certain macros])])
 
 ###    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,1,[Define to 1 to use functions rather than macros])])
 
 # Normally we only add trace() to the debug-library.  Allow this to be
 # extended to all models of the ncurses library:
@@ -1289,7 +1306,7 @@ AC_ARG_WITH(trace,
 [cf_with_trace=$cf_all_traces])
 AC_MSG_RESULT($cf_with_trace)
 
-if test "$cf_with_trace" = yes ; then
+if test "x$cf_with_trace" = xyes ; then
        LIB_TRACING=all
        ADA_TRACE=TRUE
        CF_ADD_CFLAGS(-DTRACE)
@@ -1306,15 +1323,15 @@ case $cf_cv_system_name in #(vi
        ;;
 *)
 AC_CHECK_FUNC(gettimeofday,
-       AC_DEFINE(HAVE_GETTIMEOFDAY),[
+       AC_DEFINE(HAVE_GETTIMEOFDAY,1,[Define to 1 if we have gettimeofday function]),[
 
 AC_CHECK_LIB(bsd, gettimeofday,
-       AC_DEFINE(HAVE_GETTIMEOFDAY)
+       AC_DEFINE(HAVE_GETTIMEOFDAY,1,[Define to 1 if we have gettimeofday function])
        CF_ADD_LIB(bsd))])dnl CLIX: bzero, select, gettimeofday
        ;;
 esac
 
-CF_MATH_LIB(MATH_LIB,sin(x))
+CF_MATH_LIB(MATH_LIB,pow(sin(x),x))
 AC_SUBST(MATH_LIB)
 
 ###    Checks for header files.
@@ -1329,6 +1346,7 @@ fcntl.h \
 getopt.h \
 limits.h \
 locale.h \
+math.h \
 poll.h \
 sys/bsdtypes.h \
 sys/ioctl.h \
@@ -1342,9 +1360,11 @@ unistd.h \
 wctype.h \
 )
 
+CF_GETOPT_HEADER
+
 # check for ISC (this may also define _POSIX_SOURCE)
 # Note: even non-Posix ISC needs <sys/bsdtypes.h> to declare fd_set
-if test "$ISC" = yes ; then
+if test "x$ISC" = xyes ; then
        AC_CHECK_LIB(cposix,main)
        AC_CHECK_LIB(inet,bzero,CF_ADD_LIB(inet))dnl also 'select()'
 fi
@@ -1391,10 +1411,12 @@ geteuid \
 getttynam \
 issetugid \
 poll \
+putenv \
 remove \
 select \
 setbuf \
 setbuffer \
+setenv \
 setvbuf \
 sigaction \
 sigvec \
@@ -1404,7 +1426,7 @@ tcgetpgrp \
 times \
 vsnprintf \
 )
-if test "$with_getcap" = "yes" ; then
+if test "x$with_getcap" = "xyes" ; then
        CF_CGETENT
 fi
 
@@ -1419,12 +1441,12 @@ CF_MKSTEMP
 CF_SUBST_IF(["$cf_cv_func_vsscanf" = vsscanf], HAVE_VSSCANF, 1, 0)
 
 dnl FIXME (may need this) AC_SYS_RESTARTABLE_SYSCALLS
-if test "$cross_compiling" = yes ; then
+if test "x$cross_compiling" = xyes ; then
        AC_MSG_WARN(cross compiling: assume setvbuf params not reversed)
 else
        AC_FUNC_SETVBUF_REVERSED
 fi
-AC_TYPE_SIGNAL
+AC_CHECK_TYPE(intptr_t, long)
 CF_TYPE_SIGACTION
 CF_SIZECHANGE
 CF_FUNC_MEMMOVE
@@ -1435,9 +1457,9 @@ AC_FUNC_VFORK
 # special check for test/ditto.c
 CF_FUNC_OPENPTY
 if test "$cf_cv_func_openpty" != no ; then
-    AC_DEFINE_UNQUOTED(USE_OPENPTY_HEADER,<$cf_cv_func_openpty>)
-    AC_DEFINE(USE_XTERM_PTY)
-    if test "$cf_cv_lib_util" = yes ; then
+    AC_DEFINE_UNQUOTED(USE_OPENPTY_HEADER,<$cf_cv_func_openpty>,[Define to actual header for openpty function])
+    AC_DEFINE(USE_XTERM_PTY,1,[Define to 1 if we should assume xterm pseudoterminal interface])
+    if test "x$cf_cv_lib_util" = xyes ; then
         CF_ADD_LIB(util,TEST_LIBS)
     fi
 fi
@@ -1445,7 +1467,7 @@ AC_SUBST(TEST_LIBS)
 AC_SUBST(TEST_LIBS2)
 
 if test "$with_hashed_db" != no ; then
-       AC_DEFINE(USE_HASHED_DB)
+       AC_DEFINE(USE_HASHED_DB,1,[Define to 1 if we should build terminfo in hashed database])
        CF_HASHED_DB($with_hashed_db)
 fi
 
@@ -1476,50 +1498,14 @@ if test -n "$CXX" ; then
                ;;
        esac
 
-       AC_CHECK_HEADERS(iostream typeinfo)
-
-    if test x"$ac_cv_header_iostream" = xyes ; then
-        AC_MSG_CHECKING(if iostream uses std-namespace)
-        AC_TRY_COMPILE([
-#include <iostream>
-using std::endl;
-using std::cerr;],[
-cerr << "testing" << endl;
-],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
-        AC_MSG_RESULT($cf_iostream_namespace)
-        if test "$cf_iostream_namespace" = yes ; then
-            AC_DEFINE(IOSTREAM_NAMESPACE)
-        fi
-    fi
-
+       AC_CHECK_HEADERS(typeinfo)
+       CF_CXX_IOSTREAM_NAMESPACE
        CF_BOOL_DECL
        CF_BOOL_SIZE
        CF_ETIP_DEFINES
        CF_CPP_PARAM_INIT
        CF_CPP_STATIC_CAST
-
-       CXX_AR='$(AR)'
-       CXX_ARFLAGS='$(ARFLAGS)'
-       case $cf_cv_system_name in #(vi
-       irix*) #(vi
-           if test "$GXX" != yes ; then
-               CXX_AR='$(CXX)'
-               CXX_ARFLAGS='-ar -o'
-           fi
-           ;;
-       sco3.2v5*) #(vi
-           CXXLDFLAGS="-u main"
-           ;;
-       solaris2*)
-           if test "$GXX" != yes ; then
-               CXX_AR='$(CXX)'
-               CXX_ARFLAGS='-xar -o'
-           fi
-           ;;
-       esac
-       AC_SUBST(CXXLDFLAGS)
-       AC_SUBST(CXX_AR)
-       AC_SUBST(CXX_ARFLAGS)
+       CF_CXX_AR_FLAGS
 else
        cf_cxx_library=no
        cf_cv_builtin_bool=1
@@ -1591,10 +1577,14 @@ dnl Check for availability of GNU Ada Translator (GNAT).
 dnl At the moment we support no other Ada95 compiler.
        if test "$cf_with_ada" != "no" ; then
                CF_PROG_GNAT
-               if test "$cf_cv_prog_gnat_correct" = yes; then
-                       CF_ADD_ADAFLAGS(-O3 -gnatpn)
+               if test "x$cf_cv_prog_gnat_correct" = xyes; then
+                       CF_ADD_ADAFLAGS(-gnatpn)
+                       CF_FIXUP_ADAFLAGS
 
+                       CF_GNAT_GENERICS
+                       CF_GNAT_SIGINT
                        CF_GNAT_PRAGMA_UNREF
+                       CF_GNAT_PROJECTS
 
                        CF_WITH_ADA_COMPILER
 
@@ -1623,7 +1613,7 @@ fi
 AC_MSG_CHECKING(for library subsets)
 LIB_SUBSETS=
 
-if test "$cf_with_progs" = yes || test "$with_ticlib" != no || test "$with_termcap" != no; then
+if test "x$cf_with_progs" = xyes || test "$with_ticlib" != no || test "$with_termcap" != no; then
        LIB_SUBSETS="${LIB_SUBSETS}ticlib"
        if test "$with_ticlib" != no ; then
                LIB_SUBSETS="${LIB_SUBSETS} "
@@ -1633,7 +1623,7 @@ if test "$cf_with_progs" = yes || test "$with_ticlib" != no || test "$with_termc
 fi
 
 LIB_SUBSETS="${LIB_SUBSETS}termlib"
-test "$with_ext_funcs" = yes && LIB_SUBSETS="${LIB_SUBSETS}+ext_tinfo"
+test "x$with_ext_funcs" = xyes && LIB_SUBSETS="${LIB_SUBSETS}+ext_tinfo"
 
 if test "$with_termlib" != no ; then
        LIB_SUBSETS="${LIB_SUBSETS} "
@@ -1657,8 +1647,8 @@ if test "$with_term_driver" != no ; then
        esac
 fi
 
-test "$with_widec"     = yes && LIB_SUBSETS="${LIB_SUBSETS}+widechar"
-test "$with_ext_funcs" = yes && LIB_SUBSETS="${LIB_SUBSETS}+ext_funcs"
+test "x$with_widec"     = xyes && LIB_SUBSETS="${LIB_SUBSETS}+widechar"
+test "x$with_ext_funcs" = xyes && LIB_SUBSETS="${LIB_SUBSETS}+ext_funcs"
 
 AC_MSG_RESULT($LIB_SUBSETS)
 
@@ -1682,20 +1672,24 @@ 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 "$cf_with_cxx" = yes ; then
+if test "x$cf_with_cxx" = xyes ; then
 AC_MSG_CHECKING(c++ library-dependency suffix)
 if test "$with_libtool" != "no"; then
+       # libtool thinks it can make c++ shared libraries (perhaps only g++)
+       CXX_LIB_SUFFIX=$DFT_DEP_SUFFIX
+elif test "$with_shared_cxx" != "no"; then
+       # also for g++ users...
        CXX_LIB_SUFFIX=$DFT_DEP_SUFFIX
 else
-       CF_LIB_SUFFIX(normal,CXX_LIB_SUFFIX,CXX_DEP_SUFFIX)dnl we normally make a static library
+       # we normally make a static library because C/C++ library rules differ
+       CF_LIB_SUFFIX(normal,CXX_LIB_SUFFIX,CXX_DEP_SUFFIX)
 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 "$with_dlsym" = yes ; then
+if test "x$with_dlsym" = xyes ; then
 if test $DFT_LWR_MODEL = shared || \
    test $DFT_LWR_MODEL = libtool ; then
        CF_REMOVE_LIB(LIBS,$LIBS,dl)
@@ -1706,13 +1700,13 @@ fi
 # TICS_LIST and TINFO_LIST are needed to build libtic.so and libterm.so, but
 # do not need libdl
 TICS_LIST=
-if test "$with_dlsym" = yes ; then
+if test "x$with_dlsym" = xyes ; then
        CF_REMOVE_LIB(TINFO_LIST,$SHLIB_LIST,dl)
 fi
 
 if test "$with_ticlib" != no ; then
 
-       if test "$with_ticlib" != yes ; then
+       if test "x$with_ticlib" != xyes ; 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}//"`"
@@ -1722,18 +1716,21 @@ if test "$with_ticlib" != no ; then
                TICS_DEP_SUFFIX="${TICS_NAME}${DFT_DEP_SUFFIX}"
                TICS_LIB_SUFFIX="${TICS_NAME}${LIB_SUFFIX}"
        fi
-       TICS_ARGS="-L${LIB_DIR} -l${TICS_LIB_SUFFIX}"
+       TICS_LDFLAGS="-L${LIB_DIR}"
+       TICS_LIBS="-l${TICS_LIB_SUFFIX}"
 else
-       TICS_ARGS="-L${LIB_DIR} -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+       TICS_LDFLAGS="-L${LIB_DIR}"
+       TICS_LIBS="-l${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)
+AC_SUBST(TICS_LDFLAGS)
+AC_SUBST(TICS_LIBS)
 
 if test "$with_termlib" != no ; then
 
-       if test "$with_termlib" != yes ; then
+       if test "x$with_termlib" != xyes ; 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}//"`"
@@ -1751,14 +1748,22 @@ if test "$with_termlib" != no ; then
        if test "$DFT_LWR_MODEL" = "libtool"; then
                TEST_ARGS="${TEST_DEPS}"
                TEST_ARG2="${TEST_DEP2}"
-               TINFO_ARGS="-L${LIB_DIR} $TEST_ARGS"
+               TINFO_LDFLAGS="-L${LIB_DIR}"
+               TINFO_LIBS="$TEST_ARGS"
                TICS_LIST="$SHLIB_LIST $TEST_ARGS"
                SHLIB_LIST="${SHLIB_LIST} $TEST_ARGS"
        else
                TEST_ARGS="-l${TINFO_ARG_SUFFIX}"
                TEST_ARG2="-l${TINFO_ARG_SUFFIX}"
-               TICS_LIST="$SHLIB_LIST -l${TINFO_LIB_SUFFIX}"
-               TINFO_ARGS="-L${LIB_DIR} $TEST_ARGS"
+               if test "x$with_term_driver" != xno ; then
+                       TICS_LIST="$SHLIB_LIST -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+                       TICS_LIBS="$TICS_LIBS -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+                       TINFO_LIBS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
+               else
+                       TICS_LIST="$SHLIB_LIST -l${TINFO_LIB_SUFFIX}"
+                       TINFO_LIBS="$TEST_ARGS"
+               fi
+               TINFO_LDFLAGS="-L${LIB_DIR}"
                SHLIB_LIST="$SHLIB_LIST -l${TINFO_LIB_SUFFIX}"
        fi
 else
@@ -1766,13 +1771,14 @@ else
        TINFO_NAME=${LIB_NAME}
        TINFO_SUFFIX=${DFT_LIB_SUFFIX}
        TINFO_ARG_SUFFIX=${LIB_NAME}${DFT_ARG_SUFFIX}
-       if test "$with_tic_depends" = yes ; then
+       if test "x$with_tic_depends" = xyes ; then
                TICS_LIST="$SHLIB_LIST -l${LIB_NAME}${DFT_ARG_SUFFIX}"
        else
                TICS_LIST="$SHLIB_LIST"
        fi
 
-       TINFO_ARGS="-L${LIB_DIR} -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+       TINFO_LDFLAGS="-L${LIB_DIR}"
+       TINFO_LIBS="-l${LIB_NAME}${DFT_ARG_SUFFIX}"
 fi
 
 if test "$DFT_LWR_MODEL" = shared ; then
@@ -1787,9 +1793,10 @@ fi
 AC_SUBST(TINFO_ARG_SUFFIX)
 AC_SUBST(TINFO_DEP_SUFFIX)
 AC_SUBST(TINFO_LIB_SUFFIX)
-AC_SUBST(TINFO_ARGS)
+AC_SUBST(TINFO_LDFLAGS)
+AC_SUBST(TINFO_LIBS)
 
-if test "$with_dlsym" = yes ; then
+if test "x$with_dlsym" = xyes ; then
        CF_REMOVE_LIB(TICS_LIST,$TICS_LIST,dl)
 fi
 
@@ -1798,8 +1805,8 @@ if test "$DFT_LWR_MODEL" = "libtool"; then
 fi
 
 # needed for Ada95
-TINFO_ARGS2=`echo "$TINFO_ARGS" | sed -e 's,-L\.\./,-L../../,'`
-AC_SUBST(TINFO_ARGS2)
+TINFO_LDFLAGS2=`echo "$TINFO_LDFLAGS" | sed -e 's,-L\.\./,-L../../,'`
+AC_SUBST(TINFO_LDFLAGS2)
 
 case $DFT_LWR_MODEL in
 normal|debug|profile)
@@ -1833,14 +1840,14 @@ NCURSES_TREE=
 AC_SUBST(NCURSES_TREE)
 
 ### predefined stuff for the test programs
-AC_DEFINE(HAVE_SLK_COLOR)
+AC_DEFINE(HAVE_SLK_COLOR,1,[Define to 1 if we have slk_color for test-programs])
 
 ### Construct the list of subdirectories for which we'll customize makefiles
 ### with the appropriate compile-rules.
 
 CF_SRC_MODULES($modules_to_build)
 
-if test "$cf_with_ada" != "no" && test "$cf_cv_prog_gnat_correct" != "no"; then
+if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = "xyes"; then
    SUB_MAKEFILES="$SUB_MAKEFILES Ada95/gen/adacurses${DFT_ARG_SUFFIX}-config:Ada95/gen/adacurses-config.in"
    SUB_MAKEFILES="$SUB_MAKEFILES man/adacurses${DFT_ARG_SUFFIX}-config.1:man/MKada_config.in"
 fi
@@ -1852,26 +1859,26 @@ NCURSES_SHLIB2='sh $(top_srcdir)/misc/shlib'
 AC_SUBST(NCURSES_SHLIB2)
 
 # values to use as strings
-AC_DEFINE_UNQUOTED(NCURSES_PATHSEP,'$PATH_SEPARATOR')
+AC_DEFINE_UNQUOTED(NCURSES_PATHSEP,'$PATH_SEPARATOR',[Define to override ':' as library path-separator])
 
-AC_DEFINE_UNQUOTED(NCURSES_VERSION_STRING, "${NCURSES_MAJOR}.${NCURSES_MINOR}.${NCURSES_PATCH}")
+AC_DEFINE_UNQUOTED(NCURSES_VERSION_STRING, "${NCURSES_MAJOR}.${NCURSES_MINOR}.${NCURSES_PATCH}",[Define to 1 if machine has ample memory for tic])
 
 ### Now that we're done running tests, add the compiler-warnings, if any
 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(["$ac_cv_header_termios_h" = yes], HAVE_TERMIOS_H, 1, 0)
+CF_SUBST_IF(["x$cf_cv_have_tcgetattr" = xyes], HAVE_TCGETATTR, 1, 0)
+CF_SUBST_IF(["x$ac_cv_header_termio_h" = xyes], HAVE_TERMIO_H, 1, 0)
+CF_SUBST_IF(["x$ac_cv_header_termios_h" = xyes], HAVE_TERMIOS_H, 1, 0)
 
 ################################################################################
-test "$use_database" = yes && \
+test "x$use_database" = xyes && \
 SUB_MAKEFILES="$SUB_MAKEFILES misc/run_tic.sh:misc/run_tic.in"
 
 SUB_MAKEFILES="$SUB_MAKEFILES misc/ncurses-config:misc/ncurses-config.in"
 SUB_MAKEFILES="$SUB_MAKEFILES man/ncurses${DFT_ARG_SUFFIX}${cf_cv_abi_version}-config.1:man/MKncu_config.in"
 
-if test x"$enable_pc_files" = xyes ; then \
+if test "x$enable_pc_files" = xyes ; then \
 SUB_MAKEFILES="$SUB_MAKEFILES misc/gen-pkgconfig:misc/gen-pkgconfig.in"
 MAKE_PC_FILES=
 else
@@ -1897,12 +1904,21 @@ else
 fi
 AC_SUBST(MAKE_TESTS)
 
+ADAHTML_DIR=../../doc/html/ada
+AC_SUBST(ADAHTML_DIR)
+
+# these could be configurable, but are not currently
+PANEL_NAME=panel
+MENU_NAME=menu
+FORM_NAME=form
+CXX_NAME=ncurses++
+
+AC_SUBST(PANEL_NAME)
+AC_SUBST(MENU_NAME)
+AC_SUBST(FORM_NAME)
+AC_SUBST(CXX_NAME)
+
 SUB_SCRIPTS=
-case $cf_cv_system_name in #(vi
-*mingw32*) #(vi
-       SUB_SCRIPTS="mk-dlls.sh"
-       ;;
-esac
 
 AC_OUTPUT( \
        include/MKterm.h.awk \
@@ -1914,11 +1930,11 @@ AC_OUTPUT( \
        $SUB_MAKEFILES \
        Makefile,[
 if test "x$cf_with_tests" != xno ; then
-       CF_PRG_RULES([$srcdir/test/mk-test.awk ECHO_LINK="$ECHO_LINK"], test)
+       CF_PRG_RULES([$srcdir/test/mk-test.awk INSTALL=no ECHO_LINK="$ECHO_LD"], test)
 fi
 CF_LIB_RULES($SRC_SUBDIRS)
 
-if test "x$cf_with_ada" != xno ; then
+if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = "xyes"; then
 if test -z "$USE_OLD_MAKERULES" ; then
        $AWK -f $srcdir/Ada95/mk-1st.awk <$srcdir/Ada95/src/modules >>Ada95/src/Makefile
 fi
@@ -1930,10 +1946,11 @@ fi
 AWK="$AWK"
 DFT_ARG_SUFFIX="$DFT_ARG_SUFFIX"
 DFT_LWR_MODEL="$DFT_LWR_MODEL"
-ECHO_LINK="$ECHO_LINK"
+ECHO_LD="$ECHO_LD"
 LDCONFIG="$LDCONFIG"
 LIBTOOL_VERSION="$LIBTOOL_VERSION"
 LIB_NAME="$LIB_NAME"
+LIB_PREFIX="$LIB_PREFIX"
 LIB_SUBSETS="$LIB_SUBSETS"
 LIB_SUFFIX="$LIB_SUFFIX"
 LIB_TRACING="$LIB_TRACING"
@@ -1955,7 +1972,7 @@ TINFO_NAME="$TINFO_NAME"
 TINFO_SUFFIX="$TINFO_SUFFIX"
 USE_OLD_MAKERULES="$USE_OLD_MAKERULES"
 WITH_CURSES_H="$with_curses_h"
-WITH_ECHO="$with_echo"
+WITH_ECHO="${enable_echo:=yes}"
 WITH_OVERWRITE="$with_overwrite"
 cf_LIST_MODELS="$cf_list_models"
 cf_cv_abi_version="$cf_cv_abi_version"
@@ -1965,16 +1982,19 @@ cf_cv_enable_lp64="$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=$cf_cv_prog_CXX_c_o
+cf_cv_prog_gnat_correct=$cf_cv_prog_gnat_correct
 cf_cv_rel_version="$cf_cv_rel_version"
 cf_cv_rm_so_locs="$cf_cv_rm_so_locs"
 cf_cv_shared_soname='$cf_cv_shared_soname'
 cf_cv_shlib_version="$cf_cv_shlib_version"
 cf_cv_shlib_version_infix="$cf_cv_shlib_version_infix"
 cf_cv_system_name="$cf_cv_system_name"
+cf_cv_term_driver="$with_term_driver"
 cf_with_ada="$cf_with_ada"
 cf_with_cxx_binding="$cf_with_cxx_binding"
 cf_with_manpages="$cf_with_manpages"
 cf_with_tests="$cf_with_tests"
+with_shared_cxx="$with_shared_cxx"
 host="$host"
 target="$target"