dnl***************************************************************************
-dnl Copyright (c) 1998-2018,2019 Free Software Foundation, Inc. *
+dnl Copyright 2018-2019,2020 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 *
dnl
dnl Author: Thomas E. Dickey 1995-on
dnl
-dnl $Id: configure.in,v 1.679 2019/03/30 21:44:53 tom Exp $
+dnl $Id: configure.in,v 1.726 2020/12/05 21:29:46 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: 1.679 $)
+AC_PREREQ(2.52.20200111)
+AC_REVISION($Revision: 1.726 $)
AC_INIT(ncurses/base/lib_initscr.c)
AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
+AC_DEFUN([AC_PATH_XTRA],[])dnl ignore dependencies on this
+
CF_TOP_BUILDDIR
CF_SUBST_NCURSES_VERSION
CF_VERSION_INFO(NCURSES,ncurses)
### Checks for programs.
AC_ARG_WITH(ada,
- [ --without-ada suppress check for Ada95, don't build demo],
+ [ --without-ada suppress check for Ada compiler, don't build demo],
[cf_with_ada=$withval],
[cf_with_ada=yes])
CF_GXX_VERSION
case $GXX_VERSION in
-(1*|2.[[0-6]]*)
- # GXX=""; CXX=""; ac_cv_prog_gxx=no
- # cf_cxx_library=no
+([[1-9]][[0-9]].*)
+ ;;
+(1.*|2.[[0-6]]*)
AC_MSG_WARN(templates do not work)
;;
esac
[cf_with_cxx_binding=$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)
# 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
###############################################################################
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="$EXTRA_LDFLAGS"
+if test -n "$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:)
;;
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 "$FALLBACK_LIST" && USE_FALLBACKS="#"
AC_SUBST(FALLBACK_LIST)
test "x$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 $cf_cv_system_name in
- (cygwin*)
- AC_DEFINE(BROKEN_LINKER,1,[Define to 1 to work around linkers which cannot link data-only modules])
- BROKEN_LINKER=1
- CF_VERBOSE(cygwin linker is broken anyway)
- ;;
- esac
-fi
-AC_SUBST(BROKEN_LINKER)
+CF_ENABLE_BROKEN_LINKER
### use option --enable-bsdpad to have tputs process BSD-style prefix padding
AC_MSG_CHECKING(if tputs should process BSD-style prefix padding)
AC_MSG_RESULT($NCURSES_CCHARW_MAX)
AC_SUBST(NCURSES_CCHARW_MAX)
-AC_CHECK_SIZEOF([signed char], 0)
+AC_CHECK_SIZEOF([signed char])
if test "$ac_cv_sizeof_signed_char" = 1 ; then
NCURSES_SBOOL="signed char"
else
AC_MSG_RESULT($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$cf_cv_fvisibility_hidden2" = xyes
+ then
+ CF_ADD_CXXFLAGS([-fvisibility=hidden])
+ NCURSES_CXX_IMPEXP="__attribute__ ((visibility(\"default\")))"
+ fi
+ AC_LANG_POP
+ fi
+fi
+AC_SUBST(NCURSES_IMPEXP)
+AC_SUBST(NCURSES_CXX_IMPEXP)
+
### use option --enable-interop to turn on use of bindings used for interop
AC_MSG_CHECKING(if you want interop bindings)
AC_ARG_ENABLE(interop,
[with_wgetch_events=$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:)
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$with_warnings" = "xyes"; then
CF_ADD_ADAFLAGS(-gnatg)
- CF_GCC_WARNINGS(Wno-unknown-pragmas Wswitch-enum)
if test "x$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
### Checks for libraries.
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 $LIBS"
+ fi
+ # Note: WINVER may be a problem with Windows 10
;;
(*)
AC_CHECK_FUNC(gettimeofday,
locale.h \
math.h \
poll.h \
-sys/bsdtypes.h \
sys/ioctl.h \
sys/param.h \
sys/poll.h \
CF_GETOPT_HEADER
-# check for ISC (this may also define _POSIX_SOURCE)
-# Note: even non-Posix ISC needs <sys/bsdtypes.h> to declare fd_set
-if test "x$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
setvbuf \
sigaction \
sigvec \
+snprintf \
strdup \
strstr \
sysconf \
CF_PROG_CC_C_O(CXX,[$CXXFLAGS $CPPFLAGS])
case $GXX_VERSION in
- (1*|2.[0-6]*)
+ (1.*|2.[[0-6]]*|[[1-9]][[0-9]].*)
cf_cxx_library=yes
;;
(*-2.7*|2.7*)
fi
AC_SUBST(USE_CXX_BOOL)
-CF_HELP_MESSAGE(Ada95 Binding Options:)
+CF_HELP_MESSAGE(Ada Binding Options:)
dnl If the Ada95 source-tree is present, add that to the build unless it will
dnl not work, or was not requested.
fi
dnl Check for availability of GNU Ada Translator (GNAT).
-dnl At the moment we support no other Ada95 compiler.
+dnl At the moment we support no other Ada compiler.
if test "$cf_with_ada" != "no" ; then
CF_PROG_GNAT
if test "x$cf_cv_prog_gnat_correct" = xyes; then
CF_WITH_ADA_INCLUDE
CF_WITH_ADA_OBJECTS
CF_WITH_ADA_SHAREDLIB
+
+ # allow the Ada binding to be renamed
+ CF_WITH_ADA_LIBNAME(AdaCurses)
fi
fi
else
# do this "late" to avoid conflict with header-checks
if test "x$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 "$ac_cv_sizeof_wchar_t"
+ then
+ CF_VERBOSE(test failed (assume 2))
+ sed /SIZEOF_WCHAR_T/d confdefs.h >confdefs.tmp
+ mv confdefs.tmp confdefs.h
+ echo "#define SIZEOF_WCHAR_T 2" >>confdefs.h
+ fi
fi
### Construct the ncurses library-subsets, if any, from this set of keywords:
LIB_SUBSETS="${LIB_SUBSETS}+port_drivers"
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"
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 ${LIBS}"
+ fi
+ ;;
+*) ;;
+esac
+
AC_SUBST(WITH_OVERWRITE)
AC_SUBST(TICS_LIST)
AC_SUBST(TINFO_LIST)
### predefined stuff for the test programs
AC_DEFINE(HAVE_SLK_COLOR,1,[Define to 1 if we have slk_color for test-programs])
+# pkgsrc uses these
+CF_WITH_LIB_BASENAME(FORM_NAME,form)
+CF_WITH_LIB_BASENAME(MENU_NAME,menu)
+CF_WITH_LIB_BASENAME(PANEL_NAME,panel)
+CF_WITH_LIB_BASENAME(CXX_NAME,cxx,ncurses++)
+
### Construct the list of subdirectories for which we'll customize makefiles
### with the appropriate compile-rules.
CF_SRC_MODULES($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${USE_CFG_SUFFIX}-config.1:man/MKada_config.in"
fi
AC_DEFINE_UNQUOTED(NCURSES_VERSION_STRING, "${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$ac_cv_header_stdint_h" = xyes], HAVE_STDINT_H, 1, 0)
fi
AC_SUBST(cross_compiling)
-AC_PATH_PROG(TIC_PATH,tic,unknown,$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
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 $cf_cv_system_name in
(os2*)
fi
AC_SUBST(MAKE_DATABASE)
-SUB_SCRIPTS=
-
dnl Override the package used for exported symbols
if test -n "$PACKAGE"
then
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( \
include/ncurses_dll.h \
include/termcap.h \
include/unctrl.h \
- $SUB_SCRIPTS \
$SUB_MAKEFILES \
Makefile,[
if test "x$cf_with_tests" != xno ; then
### 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"
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"
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"
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