X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=configure.in;h=b27e83cef958ec8212d8f423ea212daaf90aeda0;hp=b2a55082be132fad024c432133c53eb2695d8010;hb=22b110664918b4fba48ae4237bafb81621bc5f5b;hpb=44963481f15221316cbf9f7289a710f54cab2c84

diff --git a/configure.in b/configure.in
index b2a55082..b27e83ce 100644
--- a/configure.in
+++ b/configure.in
@@ -1,5 +1,6 @@
 dnl***************************************************************************
-dnl Copyright (c) 1998-2017,2018 Free Software Foundation, Inc.              *
+dnl Copyright 2018-2021,2022 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 1.672 2018/11/24 22:37:01 tom Exp $
+dnl $Id: configure.in,v 1.741 2022/01/23 00:11:08 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: 1.672 $)
+AC_PREREQ(2.52.20210101)
+AC_REVISION($Revision: 1.741 $)
 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)
@@ -58,7 +63,7 @@ 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])
 
@@ -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)
@@ -538,6 +551,23 @@ 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:)
 
@@ -547,7 +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
@@ -575,7 +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='${top_srcdir}/misc/emx.src'
 	;;
@@ -624,6 +654,27 @@ case ".$with_fallback" in
 	;;
 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 "$FALLBACK_LIST" && USE_FALLBACKS="#"
 AC_SUBST(FALLBACK_LIST)
@@ -634,7 +685,7 @@ AC_ARG_WITH(xterm-new,
 	[  --without-xterm-new     specify if xterm terminfo should be old version],
 	[with_xterm_new=$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
@@ -794,13 +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.
@@ -836,27 +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)
@@ -980,18 +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)
 
@@ -1011,7 +1050,11 @@ AC_ARG_WITH(caps,
 	[  --with-caps=alt         compile with alternate Caps file],
 	[TERMINFO_CAPS=Caps.$withval],
 	[TERMINFO_CAPS=Caps])
-test -f "${srcdir}/include/${TERMINFO_CAPS}" || TERMINFO_CAPS=Caps
+if test ! -f "${srcdir}/include/${TERMINFO_CAPS}"
+then
+	AC_MSG_WARN(file not found: "${srcdir}/include/${TERMINFO_CAPS}")
+	TERMINFO_CAPS=Caps
+fi
 AC_MSG_RESULT($TERMINFO_CAPS)
 AC_SUBST(TERMINFO_CAPS)
 
@@ -1045,11 +1088,11 @@ AC_MSG_CHECKING(for size CCHARW_MAX)
 AC_ARG_WITH(ccharw-max,
 	[  --with-ccharw-max=XXX   override size CCHARW_MAX],
 	[NCURSES_CCHARW_MAX="$withval"],
-	[NCURSES_CCHARW_MAX=5])
+	[NCURSES_CCHARW_MAX=$cf_dft_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 "$ac_cv_sizeof_signed_char" = 1 ; then
 	NCURSES_SBOOL="signed char"
 else
@@ -1059,7 +1102,7 @@ AC_MSG_CHECKING(if you want to use signed Boolean array in term.h)
 AC_ARG_ENABLE(signed-char,
 	[  --enable-signed-char    compile using signed Boolean's in term.h],
 	[with_signed_char=$enableval],
-	[with_signed_char=no])
+	[with_signed_char=$cf_dft_signed_char])
 AC_MSG_RESULT($with_signed_char)
 test "x$with_signed_char" != xyes && NCURSES_SBOOL="char"
 AC_SUBST(NCURSES_SBOOL)
@@ -1195,11 +1238,22 @@ AC_ARG_ENABLE(ext-mouse,
 	[with_ext_mouse=$enableval],
 	[with_ext_mouse=$cf_dft_ext_mouse])
 AC_MSG_RESULT($with_ext_mouse)
-NCURSES_MOUSE_VERSION=1
 if test "x$with_ext_mouse" = xyes ; then
-	NCURSES_MOUSE_VERSION=2
 	CF_NCURSES_ABI_6
 fi
+
+case $cf_cv_abi_version in
+(5)
+	NCURSES_MOUSE_VERSION=1
+	;;
+(6)
+	NCURSES_MOUSE_VERSION=2
+	;;
+([789])
+	NCURSES_MOUSE_VERSION=3
+	;;
+esac
+
 AC_SUBST(NCURSES_MOUSE_VERSION)
 
 ###   use option --enable-ext-putwin to turn on extended screendumps
@@ -1328,7 +1382,7 @@ if test "x$with_reentrant" = xyes ; then
 else
 	cf_cv_enable_reentrant=0
 	cf_cv_enable_opaque="NCURSES_OPAQUE"
-	NCURSES_SIZE_T=short
+	NCURSES_SIZE_T=$cf_dft_ordinate_type
 fi
 AC_SUBST(cf_cv_enable_reentrant)
 AC_SUBST(cf_cv_enable_opaque)
@@ -1340,7 +1394,7 @@ CF_ARG_ENABLE(opaque-curses,
 	[  --enable-opaque-curses  make curses WINDOW, etc., "opaque"],
 	[enable_opaque_curses=yes],[
 	 test "$cf_cv_enable_reentrant" = 1 && enable_opaque_curses=yes
-	 test "$cf_cv_enable_reentrant" = 1 || enable_opaque_curses=no
+	 test "$cf_cv_enable_reentrant" = 1 || enable_opaque_curses=$cf_dft_opaque_curses
 	])
 AC_MSG_RESULT($enable_opaque_curses)
 
@@ -1446,6 +1500,38 @@ 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,
@@ -1484,7 +1570,39 @@ 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:)
@@ -1519,20 +1637,14 @@ 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
@@ -1597,10 +1709,15 @@ 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*)
-	CPPFLAGS="$CPPFLAGS -DWINVER=0x0501 -DWIN32_LEAN_AND_MEAN"
-	LIBS=" -lpsapi $LIBS"
+	# Note: WINVER may be a problem with Windows 10
+	if test "x$with_exp_win32" = xyes ; then
+		CPPFLAGS="$CPPFLAGS -DWINVER=0x0600 -DWIN32_LEAN_AND_MEAN"
+	else
+		CPPFLAGS="$CPPFLAGS -DWINVER=0x0501 -DWIN32_LEAN_AND_MEAN"
+	fi
+	CF_CHECK_LIBSSP
 	;;
 (*)
 AC_CHECK_FUNC(gettimeofday,
@@ -1629,25 +1746,24 @@ limits.h \
 locale.h \
 math.h \
 poll.h \
-sys/bsdtypes.h \
 sys/ioctl.h \
 sys/param.h \
 sys/poll.h \
 sys/select.h \
 sys/time.h \
 sys/times.h \
-ttyent.h \
 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 "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
@@ -1658,7 +1774,7 @@ 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=$NCURSES_CHTYPE
@@ -1672,7 +1788,7 @@ test ".$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
@@ -1690,8 +1806,8 @@ getcwd \
 getegid \
 geteuid \
 getopt \
-getttynam \
 issetugid \
+localeconv \
 poll \
 putenv \
 remove \
@@ -1699,19 +1815,22 @@ select \
 setbuf \
 setbuffer \
 setenv \
+setfsuid \
 setvbuf \
 sigaction \
 sigvec \
+snprintf \
 strdup \
 strstr \
 sysconf \
 tcgetpgrp \
-tdestroy \
 times \
 tsearch \
 vsnprintf \
 )
 
+CF_FUNC_GETTTYNAM
+
 if test "x$ac_cv_func_getopt" = xno && \
    test "x$cf_with_progs$cf_with_tests" != xnono; then
 	AC_MSG_ERROR(getopt is required for building programs)
@@ -1755,6 +1874,7 @@ 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
@@ -1774,7 +1894,7 @@ 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 "$enable_leaks" = yes ; then
 	CF_STRIP_G_OPT(CFLAGS)
 	CF_STRIP_G_OPT(CXXFLAGS)
 fi
@@ -1788,8 +1908,8 @@ if test -n "$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*)
@@ -1845,11 +1965,11 @@ 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
@@ -1859,7 +1979,7 @@ 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.
@@ -1876,7 +1996,7 @@ 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
@@ -1897,6 +2017,9 @@ 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
@@ -1906,6 +2029,16 @@ 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:
@@ -1945,15 +2078,27 @@ 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"
@@ -1999,8 +2144,8 @@ 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
@@ -2028,9 +2173,9 @@ 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}
@@ -2055,9 +2200,9 @@ 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}
@@ -2105,7 +2250,7 @@ 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
@@ -2131,7 +2276,7 @@ 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
 	;;
@@ -2141,8 +2286,8 @@ 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
@@ -2158,6 +2303,17 @@ 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)
@@ -2170,12 +2326,19 @@ 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${USE_CFG_SUFFIX}-config.1:man/MKada_config.in"
 fi
@@ -2191,9 +2354,6 @@ AC_DEFINE_UNQUOTED(NCURSES_PATHSEP,'$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$ac_cv_header_stdint_h" = xyes], HAVE_STDINT_H, 1, 0)
@@ -2212,16 +2372,6 @@ SUB_MAKEFILES="$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
@@ -2232,19 +2382,8 @@ 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++"
 	;;
@@ -2255,7 +2394,7 @@ 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*)
@@ -2323,7 +2462,12 @@ 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 "$PACKAGE"
@@ -2350,7 +2494,7 @@ fi
 test "x$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
@@ -2367,6 +2511,9 @@ 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( \
@@ -2375,29 +2522,30 @@ 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"
@@ -2407,10 +2555,12 @@ 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="$TICS_ARG_SUFFIX"
@@ -2432,12 +2582,15 @@ WITH_CURSES_H="$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