]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - configure.in
ncurses 6.2 - patch 20210905
[ncurses.git] / configure.in
index b42214598d7d106aa36fd320aa2f6dbc0929a7fe..798b95a67dbb47e5c62cebf71dd4eb41fb0bcfd0 100644 (file)
@@ -1,5 +1,6 @@
 dnl***************************************************************************
-dnl Copyright (c) 1998-2017,2018 Free Software Foundation, Inc.              *
+dnl Copyright 2018-2020,2021 Thomas E. Dickey                                *
+dnl Copyright 1998-2017,2018 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            *
@@ -28,17 +29,21 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: configure.in,v 1.659 2018/06/16 21:26:41 tom Exp $
+dnl $Id: configure.in,v 1.736 2021/07/18 22:17:57 tom Exp $
 dnl Process this file with autoconf to produce a configure script.
 dnl
-dnl See https://invisible-island.net/autoconf/ for additional information.
+dnl For additional information, see
+dnl     https://invisible-island.net/autoconf/
+dnl     https://invisible-island.net/autoconf/my-autoconf.html
 dnl
 dnl ---------------------------------------------------------------------------
-AC_PREREQ(2.52.20170501)
-AC_REVISION($Revision: 1.659 $)
+AC_PREREQ(2.52.20210101)
+AC_REVISION($Revision: 1.736 $)
 AC_INIT(ncurses/base/lib_initscr.c)
 AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
 
+AC_DEFUN([AC_PATH_XTRA],[])dnl ignore dependencies on this
+
 CF_TOP_BUILDDIR
 CF_SUBST_NCURSES_VERSION
 CF_VERSION_INFO(NCURSES,ncurses)
@@ -58,17 +63,17 @@ CF_ABI_DEFAULTS
 
 ###    Checks for programs.
 AC_ARG_WITH(ada,
-       [  --without-ada           suppress check for Ada95, don't build demo],
+       [  --without-ada           suppress check for Ada compiler, 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"
+       cf_prog_cc="gnatgcc gcc cc"
 else
-       cf_PROG_CC="gcc cc"
+       cf_prog_cc="gcc cc"
 fi
-
-CF_PROG_CC($cf_PROG_CC)
+CF_PROG_CC($cf_prog_cc)
 
 AC_PROG_CPP
 AC_PROG_GCC_TRADITIONAL
@@ -139,10 +144,10 @@ else
 fi
 
 CF_GXX_VERSION
-case $GXX_VERSION in
-(1*|2.[[0-6]]*)
-       # GXX=""; CXX=""; ac_cv_prog_gxx=no
-       # cf_cxx_library=no
+case "$GXX_VERSION" in
+([[1-9]][[0-9]].*)
+       ;;
+(1.*|2.[[0-6]]*)
        AC_MSG_WARN(templates do not work)
        ;;
 esac
@@ -154,7 +159,7 @@ AC_ARG_WITH(cxx-binding,
        [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_MSG_CHECKING(if you want to build with Ada)
 AC_MSG_RESULT($cf_with_ada)
 
 AC_MSG_CHECKING(if you want to install terminal database)
@@ -178,7 +183,7 @@ AC_ARG_WITH(progs,
        [cf_with_progs=yes])
 AC_MSG_RESULT($cf_with_progs)
 
-if test -f $srcdir/tack/tack.h; then
+if test -f "$srcdir/tack/tack.h" ; then
        if test "x$cross_compiling" = xyes ; then
                CF_VERBOSE(ignoring tack because we are cross-compiling)
                cf_with_tack=no
@@ -216,7 +221,6 @@ modules_to_build="$modules_to_build panel menu form"
 AC_ARG_PROGRAM
 
 CF_PROG_AWK
-CF_PROG_EGREP
 CF_PROG_INSTALL
 CF_PROG_LINT
 CF_PROG_LN_S
@@ -276,6 +280,7 @@ fi
 
 # do this after mixed-case option (tags/TAGS is not as important as tic).
 AC_PROG_MAKE_SET
+CF_MAKE_PHONY
 CF_MAKE_TAGS
 CF_MAKEFLAGS
 
@@ -306,6 +311,14 @@ CF_HELP_MESSAGE(Build-Tools Needed to Compile Temporary Applications for Cross-c
 # 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.
+
+case "$cf_cv_system_name" in
+(*-msvc*)
+       LDFLAGS="$LDFLAGS user32.lib"
+       export LDFLAGS
+       ;;
+esac
+
 CF_BUILD_CC
 
 ###############################################################################
@@ -438,7 +451,7 @@ fi
 AC_SUBST(CXX_G_OPT)
 
 AC_MSG_CHECKING(for default loader flags)
-case $DFT_LWR_MODEL in
+case "$DFT_LWR_MODEL" in
 (libtool) LD_MODEL=''   ;;
 (normal)  LD_MODEL=''   ;;
 (debug)   LD_MODEL=$CC_G_OPT ;;
@@ -448,7 +461,7 @@ esac
 AC_SUBST(LD_MODEL)dnl          the type of link (e.g., -g or -pg)
 AC_MSG_RESULT($LD_MODEL)
 
-case $DFT_LWR_MODEL in
+case "$DFT_LWR_MODEL" in
 (shared)
 CF_ENABLE_RPATH
 AC_MSG_CHECKING(if shared libraries should be relinked during install)
@@ -463,8 +476,8 @@ esac
 # we will build libraries one-level down.
 rel_builddir=..
 CF_SHARED_OPTS
-for model in $cf_list_models; do
-       case $model in
+for model in $cf_list_models ; do
+       case "$model" in
        (libtool)
                CF_WITH_LIBTOOL_OPTS
                CF_WITH_EXPORT_SYMS
@@ -477,7 +490,7 @@ for model in $cf_list_models; do
                AC_MSG_CHECKING(if current CFLAGS link properly)
                AC_TRY_LINK(
                        [#include <stdio.h>],
-                       [printf("Hello work\n");],
+                       [printf("Hello work\\n");],
                        [cf_cflags_work=yes],
                        [cf_cflags_work=no])
                AC_MSG_RESULT($cf_cflags_work)
@@ -521,6 +534,7 @@ if test "$with_gpm" != no ; then
        CF_CHECK_GPM_WGETCH
 fi
 
+CF_WITH_PCRE2
 CF_WITH_SYSMOUSE
 
 # pretend that ncurses==ncursesw==ncursest
@@ -533,10 +547,27 @@ CF_ARG_DISABLE(lib-suffixes,
 AC_MSG_RESULT($disable_lib_suffixes)
 
 ### If we're building with rpath, try to link non-standard libs that way too.
-if test "$DFT_LWR_MODEL" = "shared"; then
+if test "$DFT_LWR_MODEL" = "shared" && test "x$cf_cv_enable_rpath" != xno; then
        CF_DISABLE_RPATH_HACK
 fi
 
+### Depending on the system, someone may use rpath to build ncurses but not
+# want users of the package to rely upon that feature.  Give those people an
+# option to suppress that detail from EXTRA_LDFLAGS.
+EXTRA_PKG_LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
+if test -n "$EXTRA_PKG_LDFLAGS"
+then
+       AC_MSG_CHECKING(if you want to disable extra LDFLAGS for package-scripts)
+       CF_ARG_DISABLE(pkg-ldflags,
+               [  --disable-pkg-ldflags   disable extra LDFLAGS for package-scripts],
+               [disable_pkg_ldflags=yes],
+               [disable_pkg_ldflags=no],
+               no)
+       AC_MSG_RESULT($disable_pkg_ldflags)
+       test "$disable_pkg_ldflags" = yes && EXTRA_PKG_LDFLAGS=
+fi
+AC_SUBST(EXTRA_PKG_LDFLAGS)
+
 ###############################################################################
 CF_HELP_MESSAGE(Fine-Tuning Your Configuration:)
 
@@ -546,7 +577,7 @@ EXTRA_SUFFIX=
 AC_ARG_WITH(extra-suffix,
        [  --with-extra-suffix=X   append extra suffix to header/library paths],
        [case x$withval in
-       (no)
+       (xno)
                ;;
        (xyes|x)
                EXTRA_SUFFIX=$cf_cv_abi_version
@@ -574,7 +605,7 @@ AC_ARG_ENABLE(database,
        [use_database=yes])
 AC_MSG_RESULT($use_database)
 
-case $host_os in
+case "$host_os" in
 (os2*)
        TERMINFO_SRC='${top_srcdir}/misc/emx.src'
        ;;
@@ -610,15 +641,51 @@ AC_ARG_WITH(fallbacks,
        [with_fallback=$withval],
        [with_fallback=])
 AC_MSG_RESULT($with_fallback)
-FALLBACK_LIST=`test "$with_fallback" != no && echo "$with_fallback" | sed -e 's/,/ /g'`
+
+case ".$with_fallback" in
+(.|.no)
+       FALLBACK_LIST=
+       ;;
+(.yes)
+       AC_MSG_WARN(expected a list of terminal descriptions)
+       ;;
+(*)
+       FALLBACK_LIST=`echo "$with_fallback" | sed -e 's/,/ /g'`
+       ;;
+esac
+
+# The fallback feature in ncurses relies upon tic/infocmp outside the build
+# tree for generating the terminal descriptions that will be compiled into the
+# library.  If your toolchain is old, it may not handle current terminal
+# databases.  Use configure-options to point to the tools which will be used,
+# rather than the first ones found on the $PATH.
+AC_CHECK_TOOL(TIC, tic)
+AC_CHECK_TOOL(INFOCMP, infocmp)
+if test -n "$FALLBACK_LIST"
+then
+       CF_WITH_PATH_PROG(TIC,     tic,     [for fallbacks], $PATH:/usr/local/ncurses/bin)
+       CF_WITH_PATH_PROG(INFOCMP, infocmp, [for fallbacks], $PATH:/usr/local/ncurses/bin)
+       test -z "$TIC" && FALLBACK_LIST=
+       test -z "$INFOCMP" && FALLBACK_LIST=
+       if test -z "$FALLBACK_LIST"
+       then
+               AC_MSG_WARN(ignoring fallback option because tic/infocmp are not available)
+       fi
+fi
+AC_SUBST(TIC)
+AC_SUBST(INFOCMP)
+
+USE_FALLBACKS=
+test -z "$FALLBACK_LIST" && USE_FALLBACKS="#"
 AC_SUBST(FALLBACK_LIST)
+AC_SUBST(USE_FALLBACKS)
 
 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 $with_xterm_new in
+case "$with_xterm_new" in
 (no) with_xterm_new=xterm-old;;
 (*)     with_xterm_new=xterm-new;;
 esac
@@ -661,6 +728,13 @@ CF_WITH_PATHLIST(terminfo-dirs,
 AC_MSG_RESULT($TERMINFO_DIRS)
 test -n "$TERMINFO_DIRS" && AC_DEFINE_UNQUOTED(TERMINFO_DIRS,"$TERMINFO_DIRS",[Define as needed to predefine the TERMINFO_DIR searchlist])
 
+case "x$TERMINFO" in
+x???:*)
+       AC_MSG_WARN(ignoring non-directory/file TERMINFO value)
+       unset TERMINFO
+       ;;
+esac
+
 AC_MSG_CHECKING(for default terminfo directory)
 CF_WITH_PATH(default-terminfo-dir,
        [  --with-default-terminfo-dir=DIR default terminfo directory],
@@ -771,13 +845,21 @@ AC_ARG_ENABLE(home-terminfo,
 AC_MSG_RESULT($with_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_MSG_CHECKING(if you want to permit root to use ncurses environment variables)
 AC_ARG_ENABLE(root-environ,
-       [  --disable-root-environ  restrict environment when running as root],
+       [  --disable-root-environ  restrict root use of ncurses environment variables],
        [with_root_environ=$enableval],
        [with_root_environ=yes])
 AC_MSG_RESULT($with_root_environ)
-test "x$with_root_environ" = xyes && AC_DEFINE(USE_ROOT_ENVIRON,1,[Define to 1 if environment should be restricted for root user])
+test "x$with_root_environ" = xyes && AC_DEFINE(USE_ROOT_ENVIRON,1,[Define to 1 if root is allowed to use ncurses environment])
+
+AC_MSG_CHECKING(if you want to permit setuid programs to access all files)
+AC_ARG_ENABLE(root-environ,
+       [  --disable-root-access   restrict file-access when running setuid],
+       [with_root_access=$enableval],
+       [with_root_access=yes])
+AC_MSG_RESULT($with_root_access)
+test "x$with_root_access" = xyes && AC_DEFINE(USE_ROOT_ACCESS,1,[Define to 1 if setuid is allowed all file-access])
 
 ###   Use option --enable-symlinks to make tic use symlinks, not hard links
 ###   to reduce storage requirements for the terminfo database.
@@ -813,27 +895,7 @@ test "x$with_links" = xyes && AC_DEFINE(USE_LINKS,1,[Define to 1 if hardlinks sh
 test "x$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)
-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($with_broken_linker)
-
-BROKEN_LINKER=0
-if test "x$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
-       (cygwin*)
-               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)
-               ;;
-       esac
-fi
-AC_SUBST(BROKEN_LINKER)
+CF_ENABLE_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)
@@ -957,18 +1019,18 @@ else
        with_tic_depends=no
 fi
 
-###   use option --disable-wattr-macros to suppress wattr* macros from curses.h
-AC_MSG_CHECKING(if you want to suppress wattr* macros to help with ncurses5/ncurses6 transition)
+###   use option --enable-wattr-macros to enable wattr* macros in curses.h
+AC_MSG_CHECKING(if you want to enable wattr* macros)
 AC_ARG_ENABLE(wattr-macros,
-       [  --disable-wattr-macros  suppress wattr* macros to help with ncurses5/ncurses6 transition],
+       [  --enable-wattr-macros   enable wattr* macros],
        [with_wattr_macros=$enableval],
-       [with_wattr_macros=yes])
+       [with_wattr_macros=no])
 if [[ "x$with_wattr_macros" != xyes ]]; then
        NCURSES_WATTR_MACROS=0
-       AC_MSG_RESULT(yes)
+       AC_MSG_RESULT(no)
 else
        NCURSES_WATTR_MACROS=1
-       AC_MSG_RESULT(no)
+       AC_MSG_RESULT(yes)
 fi
 AC_SUBST(NCURSES_WATTR_MACROS)
 
@@ -1026,7 +1088,7 @@ AC_ARG_WITH(ccharw-max,
 AC_MSG_RESULT($NCURSES_CCHARW_MAX)
 AC_SUBST(NCURSES_CCHARW_MAX)
 
-AC_CHECK_SIZEOF([signed char], 0)
+AC_CHECK_SIZEOF([signed char])
 if test "$ac_cv_sizeof_signed_char" = 1 ; then
        NCURSES_SBOOL="signed char"
 else
@@ -1423,6 +1485,38 @@ AC_ARG_ENABLE(colorfgbg,
 AC_MSG_RESULT($with_colorfgbg)
 test "x$with_colorfgbg" = xyes && AC_DEFINE(USE_COLORFGBG,1,[Define to 1 to compile-in experimental $COLORFGBG code])
 
+###   use option --enable-fvisibility to turn on use of gcc-specific feature
+AC_MSG_CHECKING(if you want to use gcc -fvisibility option)
+AC_ARG_ENABLE(fvisibility,
+       [  --enable-fvisibility    compile with -fvisibility=hidden],
+       [cf_with_fvisibility=$enableval],
+       [cf_with_fvisibility=no])
+AC_MSG_RESULT($cf_with_fvisibility)
+
+NCURSES_IMPEXP=
+NCURSES_CXX_IMPEXP=
+if test "x$cf_with_fvisibility" = xyes; then
+       CF_CHECK_FVISIBILITY($CC,CFLAGS,cf_cv_fvisibility_hidden)
+       if test "x$cf_cv_fvisibility_hidden" = xyes
+       then
+               CF_ADD_CFLAGS([-fvisibility=hidden])
+               NCURSES_IMPEXP="__attribute__ ((visibility(\"default\")))"
+       fi
+       if test -n "$CXX"
+       then
+               AC_LANG_PUSH(C++)
+               CF_CHECK_FVISIBILITY($CXX,CXXFLAGS,cf_cv_fvisibility_hidden2)
+               if test "x$cf_cv_fvisibility_hidden2" = xyes
+               then
+                       CF_ADD_CXXFLAGS([-fvisibility=hidden])
+                       NCURSES_CXX_IMPEXP="__attribute__ ((visibility(\"default\")))"
+               fi
+               AC_LANG_POP
+       fi
+fi
+AC_SUBST(NCURSES_IMPEXP)
+AC_SUBST(NCURSES_CXX_IMPEXP)
+
 ###   use option --enable-interop to turn on use of bindings used for interop
 AC_MSG_CHECKING(if you want interop bindings)
 AC_ARG_ENABLE(interop,
@@ -1461,7 +1555,39 @@ AC_ARG_ENABLE(wgetch-events,
        [with_wgetch_events=$enableval],
        [with_wgetch_events=no])
 AC_MSG_RESULT($with_wgetch_events)
-test "x$with_wgetch_events" = xyes && AC_DEFINE(NCURSES_WGETCH_EVENTS,1,[Define to 1 to compile with wgetch-events code])
+if test "x$with_wgetch_events" = xyes ; then
+       AC_DEFINE(NCURSES_WGETCH_EVENTS,1,[Define to 1 to compile with wgetch-events code])
+       NCURSES_WGETCH_EVENTS=1
+else
+       NCURSES_WGETCH_EVENTS=0
+fi
+AC_SUBST(NCURSES_WGETCH_EVENTS)
+
+case "$cf_cv_system_name" in
+(*mingw32*|*mingw64*|*-msvc*)
+       AC_MSG_CHECKING(if you want experimental-Windows driver)
+       AC_ARG_ENABLE(exp-win32,
+               [  --enable-exp-win32      compile with experimental-Windows driver],
+               [with_exp_win32=$enableval],
+               [with_exp_win32=no])
+       AC_MSG_RESULT($with_exp_win32)
+       if test "x$with_exp_win32" = xyes
+       then
+               AC_DEFINE(EXP_WIN32_DRIVER,1,[Define to 1 to compile with experimental win32 driver])
+               EXP_WIN32_DRIVER=1
+               INTERNALS_HDR='[$](INCDIR)/nc_win32.h'
+       else
+               INTERNALS_HDR='[$](INCDIR)/nc_mingw.h'
+               EXP_WIN32_DRIVER=0
+       fi
+       ;;
+(*)
+       EXP_WIN32_DRIVER=0
+       INTERNALS_HDR=
+       ;;
+esac
+AC_SUBST(EXP_WIN32_DRIVER)
+AC_SUBST(INTERNALS_HDR)
 
 ###############################################################################
 CF_HELP_MESSAGE(Testing/development Options:)
@@ -1480,21 +1606,30 @@ AC_SUBST(ECHO_LINK)
 # --disable-stripping is used for debugging
 CF_INSTALL_OPTS
 
+# If we're avoiding relinking of shared libraries during install, that is to
+# avoid modifying the build-tree.  For the same reason, avoid doing ranlib if
+# the install program has "-p" (for preserving timestamps).
+cf_cv_do_reranlib=yes
+if test "x$cf_cv_install_p" = xyes
+then
+       if test "x$cf_cv_do_relink" != xyes
+       then
+               cf_cv_do_reranlib=no
+               INSTALL_OPT_P="-p"
+               INSTALL_LIB="$INSTALL_LIB $INSTALL_OPT_P"
+       fi
+fi
+AC_SUBST(INSTALL_OPT_P)
+
 ###    use option --enable-warnings to turn on all gcc warnings
-AC_MSG_CHECKING(if you want to see compiler warnings)
-AC_ARG_ENABLE(warnings,
-       [  --enable-warnings       build: turn on GCC compiler warnings],
-       [with_warnings=$enableval])
-AC_MSG_RESULT($with_warnings)
+CF_ENABLE_WARNINGS(Wno-unknown-pragmas Wswitch-enum,yes)
 
-if test "x$with_warnings" = "xyes"; then
+if test "x$enable_warnings" = "xyes"; then
        CF_ADD_ADAFLAGS(-gnatg)
-       CF_GCC_WARNINGS(Wno-unknown-pragmas Wswitch-enum)
        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
@@ -1559,10 +1694,14 @@ AC_SUBST(ADA_TRACE)
 CF_DISABLE_GNAT_PROJECTS
 
 ###    Checks for libraries.
-case $cf_cv_system_name in
+case "$cf_cv_system_name" in
 (*mingw32*|*mingw64*)
+       if test "x$with_exp_win32" = xyes ; then
+       CPPFLAGS="$CPPFLAGS -DWINVER=0x0600 -DWIN32_LEAN_AND_MEAN"
+       else
        CPPFLAGS="$CPPFLAGS -DWINVER=0x0501 -DWIN32_LEAN_AND_MEAN"
-       LIBS=" -lpsapi $LIBS"
+       fi
+       # Note: WINVER may be a problem with Windows 10
        ;;
 (*)
 AC_CHECK_FUNC(gettimeofday,
@@ -1591,7 +1730,6 @@ limits.h \
 locale.h \
 math.h \
 poll.h \
-sys/bsdtypes.h \
 sys/ioctl.h \
 sys/param.h \
 sys/poll.h \
@@ -1605,11 +1743,12 @@ 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 "x$ISC" = xyes ; then
-       AC_CHECK_LIB(cposix,main)
-       AC_CHECK_LIB(inet,bzero,CF_ADD_LIB(inet))dnl also 'select()'
+CF_CHECK_ENVIRON(environ)
+CF_CHECK_GETENV
+if test "x$cf_cv_consistent_getenv" = xno && \
+       test "x$cf_with_trace" = xyes
+then
+       AC_MSG_WARN(The NCURSES_TRACE environment variable is not supported with this configuration)
 fi
 
 CF_SYS_TIME_SELECT
@@ -1620,7 +1759,7 @@ AC_C_CONST
 CF_C_INLINE(NCURSES_INLINE,1200)
 CF_SIG_ATOMIC_T
 
-if test $NCURSES_CHTYPE = auto ; then
+if test "$NCURSES_CHTYPE" = auto ; then
        CF_TYPEOF_CHTYPE
 else
        cf_cv_typeof_chtype=$NCURSES_CHTYPE
@@ -1634,7 +1773,7 @@ test ".$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 $NCURSES_MMASK_T = auto ; then
+if test "$NCURSES_MMASK_T" = auto ; then
        cf_cv_typeof_mmask_t=long
 else
        cf_cv_typeof_mmask_t=$NCURSES_MMASK_T
@@ -1654,6 +1793,7 @@ geteuid \
 getopt \
 getttynam \
 issetugid \
+localeconv \
 poll \
 putenv \
 remove \
@@ -1661,13 +1801,15 @@ select \
 setbuf \
 setbuffer \
 setenv \
+setfsuid \
 setvbuf \
 sigaction \
 sigvec \
+snprintf \
 strdup \
 strstr \
+sysconf \
 tcgetpgrp \
-tdestroy \
 times \
 tsearch \
 vsnprintf \
@@ -1716,6 +1858,7 @@ CF_FUNC_MEMMOVE
 CF_FUNC_POLL
 CF_VA_COPY
 AC_FUNC_VFORK
+CF_FOPEN_BIN_R
 
 # special check for test/ditto.c
 CF_FUNC_OPENPTY
@@ -1735,7 +1878,7 @@ if test "$with_hashed_db" != no ; then
 fi
 
 dnl We'll do our own -g libraries, unless the user's overridden via $CFLAGS
-if test -z "$cf_user_CFLAGS" && test "$with_no_leaks" = no ; then
+if test -z "$cf_user_CFLAGS" && test "$enable_leaks" = yes ; then
        CF_STRIP_G_OPT(CFLAGS)
        CF_STRIP_G_OPT(CXXFLAGS)
 fi
@@ -1749,8 +1892,8 @@ if test -n "$CXX" ; then
        CF_STDCPP_LIBRARY
        CF_PROG_CC_C_O(CXX,[$CXXFLAGS $CPPFLAGS])
 
-       case $GXX_VERSION in
-       (1*|2.[0-6]*)
+       case "$GXX_VERSION" in
+       (1.*|2.[[0-6]]*|[[1-9]][[0-9]].*)
                cf_cxx_library=yes
                ;;
        (*-2.7*|2.7*)
@@ -1806,11 +1949,11 @@ AC_SUBST(CXXLIBS)
 # 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 $cf_cv_cc_bool_type = 1
+if test "$cf_cv_cc_bool_type" = 1
 then
        # oops: C has a bool.  Unlikely, but C++ could differ.
        USE_CXX_BOOL=0
-elif test $cf_cv_builtin_bool = 0
+elif test "$cf_cv_builtin_bool" = 0
 then
        # C++ has no bool
        USE_CXX_BOOL=0
@@ -1820,7 +1963,7 @@ else
 fi
 AC_SUBST(USE_CXX_BOOL)
 
-CF_HELP_MESSAGE(Ada95 Binding Options:)
+CF_HELP_MESSAGE(Ada Binding Options:)
 
 dnl If the Ada95 source-tree is present, add that to the build unless it will
 dnl not work, or was not requested.
@@ -1837,7 +1980,7 @@ dnl libtool -TD 20070714
        fi
 
 dnl Check for availability of GNU Ada Translator (GNAT).
-dnl At the moment we support no other Ada95 compiler.
+dnl At the moment we support no other Ada compiler.
        if test "$cf_with_ada" != "no" ; then
                CF_PROG_GNAT
                if test "x$cf_cv_prog_gnat_correct" = xyes; then
@@ -1858,6 +2001,9 @@ dnl At the moment we support no other Ada95 compiler.
                        CF_WITH_ADA_INCLUDE
                        CF_WITH_ADA_OBJECTS
                        CF_WITH_ADA_SHAREDLIB
+
+                       # allow the Ada binding to be renamed
+                       CF_WITH_ADA_LIBNAME(AdaCurses)
                fi
        fi
 else
@@ -1867,6 +2013,16 @@ fi
 # do this "late" to avoid conflict with header-checks
 if test "x$with_widec" = xyes ; then
        AC_CHECK_SIZEOF(wchar_t)
+       # cross-compiling to mingw can run into the problem that attempting to
+       # link with the regex library fails, causing the test to not set this to
+       # a number.  "recent" autoconf does not address this problem either -TD
+       if test -z "$ac_cv_sizeof_wchar_t"
+       then
+               CF_VERBOSE(test failed (assume 2))
+               sed /SIZEOF_WCHAR_T/d confdefs.h >confdefs.tmp
+               mv confdefs.tmp confdefs.h
+               echo "#define SIZEOF_WCHAR_T 2" >>confdefs.h
+       fi
 fi
 
 ### Construct the ncurses library-subsets, if any, from this set of keywords:
@@ -1906,15 +2062,27 @@ LIB_SUBSETS="${LIB_SUBSETS}base"
 # base library (so it resides in base).
 if test "$with_term_driver" != no ; then
        LIB_SUBSETS="${LIB_SUBSETS}+port_drivers"
-       case $cf_cv_system_name in
+       case "$cf_cv_system_name" in
        (*mingw32*|*mingw64*)
-               LIB_SUBSETS="${LIB_SUBSETS}+port_tinfo+port_win32con"
+               if test "x$with_exp_win32" = xyes ; then
+                       LIB_SUBSETS="${LIB_SUBSETS}+port_tinfo+port_win32"
+               else
+                       LIB_SUBSETS="${LIB_SUBSETS}+port_tinfo+port_win32con"
+               fi
                CPPFLAGS="$CPPFLAGS -DUSE_WIN32CON_DRIVER"
                ;;
        (*)
                LIB_SUBSETS="${LIB_SUBSETS}+port_tinfo"
                ;;
        esac
+elif test "x$with_exp_win32" = xyes ; then
+       case "$cf_cv_system_name" in
+       (*mingw32*|*mingw64*)
+               LIB_SUBSETS="${LIB_SUBSETS}+port_win32"
+               ;;
+       (*)
+               ;;
+       esac
 fi
 
 test "x$with_widec"     = xyes && LIB_SUBSETS="${LIB_SUBSETS}+widechar"
@@ -1960,8 +2128,8 @@ fi
 
 # do not want -ldl in build except as needed for -lncurses dependency
 if test "x$with_dlsym" = xyes ; then
-if test $DFT_LWR_MODEL = shared || \
-   test $DFT_LWR_MODEL = libtool ; then
+if test "$DFT_LWR_MODEL" = shared || \
+   test "$DFT_LWR_MODEL" = libtool ; then
        CF_REMOVE_LIB(LIBS,$LIBS,dl)
 fi
 fi
@@ -1989,9 +2157,9 @@ if test "$with_ticlib" != no ; then
 
        if test "x$with_ticlib" != xyes ; then
                TICS_NAME=$with_ticlib
-               TICS_SUFFIX="`echo ${DFT_LIB_SUFFIX}|sed -e "s/^${USE_LIB_SUFFIX}//"`"
-               TICS_ARG_SUFFIX="${with_ticlib}`echo ${USE_ARG_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
-               TICS_DEP_SUFFIX="${with_ticlib}`echo ${DFT_DEP_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
+               TICS_SUFFIX="`echo "${DFT_LIB_SUFFIX}" |sed -e "s/^${USE_LIB_SUFFIX}//"`"
+               TICS_ARG_SUFFIX="${with_ticlib}`echo "${USE_ARG_SUFFIX}" |sed -e "s/^${LIB_SUFFIX}//"`"
+               TICS_DEP_SUFFIX="${with_ticlib}`echo "${DFT_DEP_SUFFIX}" |sed -e "s/^${LIB_SUFFIX}//"`"
                TICS_LIB_SUFFIX="${with_ticlib}"
        else
                TICS_SUFFIX=${DFT_LIB_SUFFIX}
@@ -2016,9 +2184,9 @@ if test "$with_termlib" != no ; then
 
        if test "x$with_termlib" != xyes ; then
                TINFO_NAME=$with_termlib
-               TINFO_SUFFIX="`echo ${DFT_LIB_SUFFIX}|sed -e "s/^${USE_LIB_SUFFIX}//"`"
-               TINFO_ARG_SUFFIX="${with_termlib}`echo ${USE_ARG_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
-               TINFO_DEP_SUFFIX="${with_termlib}`echo ${DFT_DEP_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
+               TINFO_SUFFIX="`echo "${DFT_LIB_SUFFIX}" |sed -e "s/^${USE_LIB_SUFFIX}//"`"
+               TINFO_ARG_SUFFIX="${with_termlib}`echo "${USE_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}
@@ -2066,7 +2234,7 @@ else
 fi
 
 if test "$DFT_LWR_MODEL" = shared ; then
-       case $cf_cv_system_name in
+       case "$cf_cv_system_name" in
        (cygwin*|msys*)
                # "lib" files have ".dll.a" suffix, "cyg"or "msys-" files have ".dll"
                TINFO_SUFFIX=.dll
@@ -2092,7 +2260,7 @@ fi
 TINFO_LDFLAGS2=`echo "$TINFO_LDFLAGS" | sed -e 's,-L\.\./,-L../../,'`
 AC_SUBST(TINFO_LDFLAGS2)
 
-case $DFT_LWR_MODEL in
+case "$DFT_LWR_MODEL" in
 (normal|debug|profile)
        CF_LDFLAGS_STATIC
        ;;
@@ -2102,8 +2270,8 @@ AC_MSG_CHECKING(where we will install curses.h)
 AC_SUBST(includesubdir)
 includesubdir=
 if test "$with_overwrite" = no && \
( test "x$includedir" = 'x${prefix}/include' || \
-   test "x$includedir" = "x${prefix}/include" )
{ test "x$includedir" = 'x${prefix}/include' || \
+   test "x$includedir" = "x${prefix}/include"; }
 then
        includesubdir="/ncurses${USE_LIB_SUFFIX}"
 fi
@@ -2119,6 +2287,17 @@ fi
 fi
 WITH_OVERWRITE=$with_overwrite
 
+### At least on MinGW a shared library build without libtool
+### requires adding the additional libs to the link list.
+case "$cf_cv_system_name" in
+(*mingw32*|*mingw64*)
+       if test "$DFT_LWR_MODEL" != "libtool"; then
+          SHLIB_LIST="$SHLIB_LIST ${LIBS}"
+       fi
+       ;;
+*)     ;;
+esac
+
 AC_SUBST(WITH_OVERWRITE)
 AC_SUBST(TICS_LIST)
 AC_SUBST(TINFO_LIST)
@@ -2131,12 +2310,19 @@ AC_SUBST(NCURSES_TREE)
 ### predefined stuff for the test programs
 AC_DEFINE(HAVE_SLK_COLOR,1,[Define to 1 if we have slk_color for test-programs])
 
+# pkgsrc uses these
+CF_WITH_LIB_BASENAME(FORM_NAME,form)
+CF_WITH_LIB_BASENAME(MENU_NAME,menu)
+CF_WITH_LIB_BASENAME(PANEL_NAME,panel)
+CF_WITH_LIB_BASENAME(CXX_NAME,cxx,ncurses++)
+
 ### Construct the list of subdirectories for which we'll customize makefiles
 ### with the appropriate compile-rules.
 
 CF_SRC_MODULES($modules_to_build)
 
 if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = "xyes"; then
+   SUB_MAKEFILES="$SUB_MAKEFILES Ada95/src/library.gpr:Ada95/src/library.gpr.in"
    SUB_MAKEFILES="$SUB_MAKEFILES Ada95/gen/adacurses${USE_CFG_SUFFIX}-config:Ada95/gen/adacurses-config.in"
    SUB_MAKEFILES="$SUB_MAKEFILES man/adacurses${USE_CFG_SUFFIX}-config.1:man/MKada_config.in"
 fi
@@ -2152,9 +2338,6 @@ AC_DEFINE_UNQUOTED(NCURSES_PATHSEP,'$PATH_SEPARATOR',[Define to override ':' as
 
 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($EXTRA_CFLAGS)
-
 ### Define substitutions for header files to avoid name-pollution
 CF_SUBST_IF(["x$cf_cv_have_tcgetattr" = xyes], HAVE_TCGETATTR, 1, 0)
 CF_SUBST_IF(["x$ac_cv_header_stdint_h" = xyes], HAVE_STDINT_H, 1, 0)
@@ -2173,16 +2356,6 @@ SUB_MAKEFILES="$SUB_MAKEFILES misc/gen-pkgconfig:misc/gen-pkgconfig.in"
 fi
 AC_SUBST(cross_compiling)
 
-AC_PATH_PROG(TIC_PATH,tic,unknown,$PATH:/usr/local/ncurses/bin)
-if test -n "$FALLBACK_LIST"
-then
-       if test "$TIC_PATH" = unknown
-       then
-               AC_MSG_WARN(no tic program found for fallbacks)
-       fi
-fi
-AC_SUBST(TIC_PATH)
-
 if test "x$cf_with_tests" != xno ; then
        MAKE_TESTS=
 else
@@ -2193,19 +2366,8 @@ 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)
-
 # workaround for OS/2 (20151017)
-case $cf_cv_system_name in
+case "$cf_cv_system_name" in
 (os2*)
        LIBTOOL_OPTS_CXX="-os2dllname ncurs++"
        ;;
@@ -2216,7 +2378,7 @@ esac
 AC_SUBST(LIBTOOL_OPTS_CXX)
 
 # workaround for g++ versus Solaris (20131116)
-case $cf_cv_system_name in
+case "$cf_cv_system_name" in
 (solaris2*)
        case "x$CPPFLAGS" in
        (*-D_XOPEN_SOURCE_EXTENDED*)
@@ -2284,7 +2446,12 @@ fi
 AC_SUBST(MISC_INSTALL_DATA)
 AC_SUBST(MISC_UNINSTALL_DATA)
 
-SUB_SCRIPTS=
+if test "x$cf_with_db_install" = "xno" || test "x$TERMINFO_SRC" = "xno"; then
+       MAKE_DATABASE="#"
+else
+       MAKE_DATABASE="$MAKE_TERMINFO"
+fi
+AC_SUBST(MAKE_DATABASE)
 
 dnl Override the package used for exported symbols
 if test -n "$PACKAGE"
@@ -2311,7 +2478,7 @@ fi
 test "x$cf_with_trace" = xyes && NCURSES_INLINE=
 
 UNALTERED_SYMS=`echo "$RESULTING_SYMS" | sed -e 's/\\$/\\\\$/g'`
-if test $cf_filter_syms = yes
+if test "$cf_filter_syms" = yes
 then
        RESULTING_SYMS=resulting.map
 fi
@@ -2328,6 +2495,9 @@ AC_SUBST(ADAGEN_LDFLAGS)
 AC_SUBST(CHECK_BUILD)
 AC_SUBST(PRIVATE_LIBS)
 
+# This is used for the *-config script and *.pc data files.
+CF_LD_SEARCHPATH
+
 AC_DEFINE(HAVE_CURSES_DATA_BOOLNAMES,1,[definition needed for in-tree build of tack])
 
 AC_OUTPUT( \
@@ -2336,29 +2506,30 @@ AC_OUTPUT( \
        include/ncurses_dll.h \
        include/termcap.h \
        include/unctrl.h \
-       $SUB_SCRIPTS \
        $SUB_MAKEFILES \
        Makefile,[
 if test "x$cf_with_tests" != xno ; then
-       CF_PRG_RULES([$srcdir/test/mk-test.awk INSTALL=no ECHO_LINK="$ECHO_LD"], 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$cf_with_ada" = "xyes" && test "x$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
+       $AWK -f "$srcdir/Ada95/mk-1st.awk" <"$srcdir/Ada95/src/modules" >>Ada95/src/Makefile
 fi
 fi
 ],[
 ### Special initialization commands, used to pass information from the
 ### configuration-run into config.status
 
-AWK="$AWK"
 ALTERNATE_SYMS="$ALTERNATE_SYMS"
+AWK="$AWK"
+CXX_NAME="$CXX_NAME"
 DFT_ARG_SUFFIX="$DFT_ARG_SUFFIX"
 DFT_LWR_MODEL="$DFT_LWR_MODEL"
 ECHO_LD="$ECHO_LD"
 EXTRA_SUFFIX="$EXTRA_SUFFIX"
+FORM_NAME="$FORM_NAME"
 LDCONFIG="$LDCONFIG"
 LIBTOOL_VERSION="$LIBTOOL_VERSION"
 LIB_NAME="$LIB_NAME"
@@ -2368,10 +2539,12 @@ LIB_SUFFIX="$LIB_SUFFIX"
 LIB_TRACING="$LIB_TRACING"
 LN_S="$LN_S"
 MAKE_TERMINFO="$MAKE_TERMINFO"
+MENU_NAME="$MENU_NAME"
 NCURSES_MAJOR="$NCURSES_MAJOR"
 NCURSES_MINOR="$NCURSES_MINOR"
 NCURSES_OSPEED="$NCURSES_OSPEED"
 NCURSES_PATCH="$NCURSES_PATCH"
+PANEL_NAME="$PANEL_NAME"
 SRC_SUBDIRS="$SRC_SUBDIRS"
 TERMINFO="$TERMINFO"
 TICS_ARG_SUFFIX="$TICS_ARG_SUFFIX"
@@ -2393,11 +2566,15 @@ WITH_CURSES_H="$with_curses_h"
 WITH_ECHO="${enable_echo:=yes}"
 WITH_OVERWRITE="$with_overwrite"
 cf_LIST_MODELS="$cf_list_models"
+cf_cv_VERSION_GNATMAKE=$cf_cv_VERSION_GNATMAKE
+cf_cv_VERSION_GPRBUILD=$cf_cv_VERSION_GPRBUILD
 cf_cv_abi_version="$cf_cv_abi_version"
 cf_cv_do_relink="$cf_cv_do_relink"
+cf_cv_do_reranlib="$cf_cv_do_reranlib"
 cf_cv_do_symlinks="$cf_cv_do_symlinks"
 cf_cv_enable_lp64="$cf_cv_enable_lp64"
 cf_cv_enable_opaque="$cf_cv_enable_opaque"
+cf_cv_make_PHONY="$cf_cv_make_PHONY"
 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