]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - configure.in
ncurses 5.9 - patch 20120903
[ncurses.git] / configure.in
index 04326aea194108f89cff2bdc35ff9f5fafeac777..2eade1beba89c47aa071a1db0bc49725996602ec 100644 (file)
@@ -1,5 +1,5 @@
 dnl***************************************************************************
-dnl Copyright (c) 1998-2010,2011 Free Software Foundation, Inc.              *
+dnl Copyright (c) 1998-2011,2012 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 1.534 2011/12/17 21:12:37 tom Exp $
+dnl $Id: configure.in,v 1.553 2012/09/01 19:53:17 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: 1.534 $)
+AC_REVISION($Revision: 1.553 $)
 AC_INIT(ncurses/base/lib_initscr.c)
 AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
 
@@ -58,7 +58,18 @@ cf_user_CFLAGS="$CFLAGS"
 CF_CFG_DEFAULTS
 
 ###    Checks for programs.
-AC_PROG_CC
+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
+
+AC_PROG_CC($cf_PROG_CC)
 CF_GCC_VERSION
 
 AC_PROG_CPP
@@ -89,14 +100,16 @@ 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 +129,6 @@ 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)
@@ -181,7 +190,7 @@ if test "$enable_mixedcase" = "auto" ; then
     CF_MIXEDCASE_FILENAMES
 else
     cf_cv_mixedcase=$enable_mixedcase
-    if test "$enable_mixedcase" = "yes" ; then
+    if test "x$enable_mixedcase" = "xyes" ; then
         AC_DEFINE(MIXEDCASE_FILENAMES)
     fi
 fi
@@ -203,8 +212,8 @@ 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"
                ;;
@@ -241,7 +250,7 @@ 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,
@@ -249,7 +258,7 @@ 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,
@@ -257,7 +266,7 @@ 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,
@@ -265,7 +274,7 @@ 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
 
@@ -301,9 +310,7 @@ 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)
@@ -334,9 +341,9 @@ 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
@@ -358,13 +365,13 @@ 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)
 
@@ -473,6 +480,26 @@ 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="${datadir}/terminfo"
@@ -522,7 +549,7 @@ int main() {
        [with_big_core=no],
        [with_big_core=no])])
 AC_MSG_RESULT($with_big_core)
-test "$with_big_core" = "yes" && AC_DEFINE(HAVE_BIG_CORE)
+test "x$with_big_core" = "xyes" && AC_DEFINE(HAVE_BIG_CORE)
 
 ### 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
@@ -535,7 +562,7 @@ 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
@@ -546,7 +573,7 @@ AC_ARG_ENABLE(termcap,
        [with_termcap=no])
 AC_MSG_RESULT($with_termcap)
 
-if test "$with_termcap" != "yes" ; then
+if test "x$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)
@@ -575,7 +602,7 @@ AC_ARG_ENABLE(getcap,
        [with_getcap=$enableval],
        [with_getcap=no])
 AC_MSG_RESULT($with_getcap)
-test "$with_getcap" = "yes" && AC_DEFINE(USE_GETCAP)
+test "x$with_getcap" = "xyes" && AC_DEFINE(USE_GETCAP)
 
 AC_MSG_CHECKING(if translated termcaps will be cached in ~/.terminfo)
 AC_ARG_ENABLE(getcap-cache,
@@ -583,7 +610,7 @@ AC_ARG_ENABLE(getcap-cache,
        [with_getcap_cache=$enableval],
        [with_getcap_cache=no])
 AC_MSG_RESULT($with_getcap_cache)
-test "$with_getcap_cache" = "yes" && AC_DEFINE(USE_GETCAP_CACHE)
+test "x$with_getcap_cache" = "xyes" && AC_DEFINE(USE_GETCAP_CACHE)
 
 fi
 
@@ -594,7 +621,7 @@ 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)
 
 AC_MSG_CHECKING(if you want to use restricted environment when running as root)
 AC_ARG_ENABLE(root-environ,
@@ -602,7 +629,7 @@ 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)
 
 ###   Use option --enable-symlinks to make tic use symlinks, not hard links
 ###   to reduce storage requirements for the terminfo database.
@@ -613,7 +640,7 @@ 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],
@@ -626,7 +653,7 @@ 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$ac_cv_func_link" = xyes ; then
        with_links=yes
     else
        with_links=no
@@ -634,8 +661,8 @@ if test "$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$with_links" = xyes && AC_DEFINE(USE_LINKS)
+test "x$with_symlinks" = xyes && 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)
@@ -646,7 +673,7 @@ AC_ARG_ENABLE(broken_linker,
 AC_MSG_RESULT($with_broken_linker)
 
 BROKEN_LINKER=0
-if test "$with_broken_linker" = yes ; then
+if test "x$with_broken_linker" = xyes ; then
        AC_DEFINE(BROKEN_LINKER)
        BROKEN_LINKER=1
 elif test "$DFT_LWR_MODEL" = shared ; then
@@ -667,7 +694,7 @@ AC_ARG_ENABLE(bsdpad,
        [with_bsdpad=$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)
 
 ###   use option --enable-widec to turn on use of wide-character support
 NCURSES_CH_T=chtype
@@ -697,7 +724,7 @@ 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${LIB_SUFFIX}"
        AC_DEFINE(USE_WIDEC_SUPPORT)
        AC_DEFINE(NCURSES_WIDECHAR)
@@ -707,7 +734,7 @@ if test "$with_widec" = yes ; then
        # 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 "$cf_cv_utf8_lib" != no ; then
                        NCURSES_LIBUTF8=1
@@ -749,7 +776,7 @@ AC_ARG_ENABLE(lp64,
        [with_lp64=$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
@@ -766,7 +793,7 @@ 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
@@ -833,6 +860,15 @@ 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,
@@ -840,7 +876,7 @@ 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)
 
 ###############################################################################
 CF_MAN_PAGES([ captoinfo clear infocmp infotocap tabs tic toe tput tset ])
@@ -855,7 +891,7 @@ 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_ASSUME_DEFAULT_COLORS)
        AC_DEFINE(HAVE_CURSES_VERSION)
@@ -882,7 +918,7 @@ 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)
        GENERATED_SP_FUNCS=generated
@@ -899,9 +935,9 @@ AC_ARG_ENABLE(term-driver,
        [with_term_driver=$enableval],
        [with_term_driver=no])
 AC_MSG_RESULT($with_term_driver)
-if test "$with_term_driver" = yes ; then
+if test "x$with_term_driver" = xyes ; then
        AC_DEFINE(USE_TERM_DRIVER)
-       if test "$with_sp_funcs" != yes ; then
+       if test "x$with_sp_funcs" != xyes ; then
                AC_MSG_ERROR(The term-driver option relies upon sp-funcs)
        fi
 fi
@@ -914,7 +950,7 @@ 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$with_ext_const" = xyes ; then
        NCURSES_CONST=const
 fi
 AC_SUBST(NCURSES_CONST)
@@ -927,8 +963,8 @@ AC_ARG_ENABLE(ext-colors,
        [with_ext_colors=no])
 AC_MSG_RESULT($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)
@@ -947,7 +983,7 @@ 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$with_ext_mouse" = xyes ; then
        NCURSES_MOUSE_VERSION=2
        CF_NCURSES_ABI_6
 fi
@@ -959,7 +995,7 @@ AC_ARG_ENABLE(no-padding,
        [with_no_padding=$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)
 
 AC_CHECK_SIZEOF([signed char], 0)
 if test "$ac_cv_sizeof_signed_char" = 1 ; then
@@ -973,7 +1009,7 @@ AC_ARG_ENABLE(signed-char,
        [with_signed_char=$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
@@ -983,7 +1019,7 @@ 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)
 
 ###   use option --enable-tcap-names to allow user to define new capabilities
 AC_MSG_CHECKING(if you want user-definable terminal capabilities like termcap)
@@ -993,7 +1029,7 @@ 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)
 
 ###############################################################################
@@ -1012,7 +1048,7 @@ 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)
 
 ###   use option --enable-xmc-glitch to turn on use of magic-cookie optimize
 AC_MSG_CHECKING(if you want limited support for xmc)
@@ -1020,7 +1056,7 @@ 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)
 
 ###############################################################################
 # These are just experimental, probably should not be in a package:
@@ -1032,7 +1068,7 @@ 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)
 
 ###   use option --enable-hashmap to turn on use of hashmap scrolling logic
 AC_MSG_CHECKING(if you want hashmap scrolling-optimization code)
@@ -1041,7 +1077,7 @@ 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)
 
 ###   use option --enable-colorfgbg to turn on use of $COLORFGBG environment
 AC_MSG_CHECKING(if you want colorfgbg code)
@@ -1050,7 +1086,7 @@ AC_ARG_ENABLE(colorfgbg,
        [with_colorfgbg=$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)
 
 ###   use option --enable-interop to turn on use of bindings used for interop
 AC_MSG_CHECKING(if you want interop bindings)
@@ -1061,7 +1097,7 @@ 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
@@ -1076,7 +1112,7 @@ if test "x$with_pthread" != xno; then
                        [use_pthreads_eintr=$enableval],
                        [use_pthreads_eintr=no])
                AC_MSG_RESULT($use_pthreads_eintr)
-               if test $use_pthreads_eintr = yes ; then
+               if test "x$use_pthreads_eintr" = xyes ; then
                        AC_DEFINE(USE_PTHREADS_EINTR)
                fi])
 
@@ -1086,22 +1122,22 @@ 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 $cf_cv_weak_symbols = yes ; then
+       if test "x$cf_cv_weak_symbols" = xyes ; then
                AC_DEFINE(USE_WEAK_SYMBOLS)
        fi
 fi
 
 PTHREAD=
-if test "$with_pthread" = "yes" ; then
+if test "x$with_pthread" = "xyes" ; then
     AC_DEFINE(USE_PTHREADS)
     enable_reentrant=yes
-    if test $cf_cv_weak_symbols = yes ; then
+    if test "x$cf_cv_weak_symbols" = xyes ; then
         PTHREAD=-lpthread
     fi
 fi
@@ -1117,12 +1153,12 @@ 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,$LIBS,pthread)
                CF_ADD_LIB(pthread,TEST_LIBS)
                CF_ADD_LIB(pthread,TEST_LIBS2)
@@ -1162,7 +1198,7 @@ AC_ARG_ENABLE(safe-sprintf,
        [with_safe_sprintf=$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)
 
 ###   use option --disable-scroll-hints to turn off use of scroll-hints scrolling logic
 # when hashmap is used scroll hints are useless
@@ -1173,7 +1209,7 @@ 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)
 fi
 
 AC_MSG_CHECKING(if you want experimental wgetch-events code)
@@ -1182,25 +1218,20 @@ 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)
 
 ###############################################################################
 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
@@ -1213,11 +1244,12 @@ 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)
@@ -1230,7 +1262,6 @@ if test -n "$GCC"
 then
        if test "$with_assertions" = no
        then
-               AC_DEFINE(NDEBUG)
                CPPFLAGS="$CPPFLAGS -DNDEBUG"
        else
                CF_ADD_ADAFLAGS(-gnata)
@@ -1244,7 +1275,7 @@ AC_DEFINE(HAVE_NC_ALLOC_H)
 ###    use option --enable-expanded to generate certain macros as functions
 AC_ARG_ENABLE(expanded,
        [  --enable-expanded       test: generate functions for certain macros],
-       [test "$enableval" = yes && AC_DEFINE(NCURSES_EXPANDED)])
+       [test "x$enableval" = xyes && AC_DEFINE(NCURSES_EXPANDED)])
 
 ###    use option --disable-macros to suppress macros in favor of functions
 AC_ARG_ENABLE(macros,
@@ -1267,7 +1298,7 @@ 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)
@@ -1325,7 +1356,7 @@ 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
@@ -1372,10 +1403,12 @@ geteuid \
 getttynam \
 issetugid \
 poll \
+putenv \
 remove \
 select \
 setbuf \
 setbuffer \
+setenv \
 setvbuf \
 sigaction \
 sigvec \
@@ -1385,7 +1418,7 @@ tcgetpgrp \
 times \
 vsnprintf \
 )
-if test "$with_getcap" = "yes" ; then
+if test "x$with_getcap" = "xyes" ; then
        CF_CGETENT
 fi
 
@@ -1400,7 +1433,7 @@ 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
@@ -1419,7 +1452,7 @@ 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 "$cf_cv_lib_util" = yes ; then
+    if test "x$cf_cv_lib_util" = xyes ; then
         CF_ADD_LIB(util,TEST_LIBS)
     fi
 fi
@@ -1537,20 +1570,9 @@ 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
+               if test "x$cf_cv_prog_gnat_correct" = xyes; then
                        CF_ADD_ADAFLAGS(-gnatpn)
-
-                       # make ADAFLAGS consistent with CFLAGS
-                       case "$CFLAGS" in
-                       *-g*)
-                               CF_ADD_ADAFLAGS(-g)
-                               ;;
-                       esac
-                       case "$CFLAGS" in
-                       *-O*)
-                               CF_ADD_ADAFLAGS(-O3)
-                               ;;
-                       esac
+                       CF_FIXUP_ADAFLAGS
 
                        CF_GNAT_GENERICS
                        CF_GNAT_SIGINT
@@ -1584,7 +1606,7 @@ 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="${LIB_SUBSETS} "
@@ -1594,7 +1616,7 @@ if test "$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} "
@@ -1618,8 +1640,8 @@ 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)
 
@@ -1644,7 +1666,7 @@ 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 "$with_libtool" != "no"; then
        CXX_LIB_SUFFIX=$DFT_DEP_SUFFIX
@@ -1656,7 +1678,7 @@ 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)
@@ -1667,13 +1689,13 @@ 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}//"`"
@@ -1697,7 +1719,7 @@ 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}//"`"
@@ -1738,7 +1760,7 @@ 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"
@@ -1763,7 +1785,7 @@ AC_SUBST(TINFO_LIB_SUFFIX)
 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
 
@@ -1834,18 +1856,18 @@ AC_DEFINE_UNQUOTED(NCURSES_VERSION_STRING, "${NCURSES_MAJOR}.${NCURSES_MINOR}.${
 CF_ADD_CFLAGS($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
@@ -1875,11 +1897,6 @@ ADAHTML_DIR=../../doc/html/ada
 AC_SUBST(ADAHTML_DIR)
 
 SUB_SCRIPTS=
-case $cf_cv_system_name in #(vi
-*mingw32*) #(vi
-       SUB_SCRIPTS="mk-dlls.sh"
-       ;;
-esac
 
 AC_OUTPUT( \
        include/MKterm.h.awk \
@@ -1891,7 +1908,7 @@ AC_OUTPUT( \
        $SUB_MAKEFILES \
        Makefile,[
 if test "x$cf_with_tests" != xno ; then
-       CF_PRG_RULES([$srcdir/test/mk-test.awk INSTALL=no ECHO_LINK="$ECHO_LINK"], test)
+       CF_PRG_RULES([$srcdir/test/mk-test.awk INSTALL=no ECHO_LINK="$ECHO_LD"], test)
 fi
 CF_LIB_RULES($SRC_SUBDIRS)
 
@@ -1907,10 +1924,11 @@ 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"
@@ -1932,7 +1950,7 @@ 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"