ncurses 6.4 - patch 20230225

[ncurses.git] / configure.in

diff --git a/configure.in b/configure.in
index b27e83cef958ec8212d8f423ea212daaf90aeda0..c332e04555bced23c743035f3272ae329707b5b5 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,5 +1,5 @@
 dnl***************************************************************************
-dnl Copyright 2018-2021,2022 Thomas E. Dickey                                *
+dnl Copyright 2018-2022,2023 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  *
@@ -29,7 +29,7 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: configure.in,v 1.741 2022/01/23 00:11:08 tom Exp $
+dnl $Id: configure.in,v 1.757 2023/02/25 19:50:10 tom Exp $
 dnl Process this file with autoconf to produce a configure script.
 dnl
 dnl For additional information, see
@@ -38,7 +38,7 @@ dnl     https://invisible-island.net/autoconf/my-autoconf.html
 dnl
 dnl ---------------------------------------------------------------------------
 AC_PREREQ(2.52.20210101)
-AC_REVISION($Revision: 1.741 $)
+AC_REVISION($Revision: 1.757 $)
 AC_INIT(ncurses/base/lib_initscr.c)
 AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
 
@@ -61,6 +61,9 @@ CF_CFG_DEFAULTS
 ### Defaults for ncurses ABI
 CF_ABI_DEFAULTS
 
+### override ABI version, e.g., packagers
+CF_WITH_ABI_ALTERED
+
 ###    Checks for programs.
 AC_ARG_WITH(ada,
        [  --without-ada           suppress check for Ada compiler, don't build demo],
@@ -420,6 +423,10 @@ LIB_SUFFIX=
 AC_SUBST(LIB_SUFFIX)
 CF_PATHSEP
 
+# headers needed for checks...
+AC_CHECK_DECL(exit)
+AC_HEADER_DIRENT
+
 ###############################################################################
 
 AC_MSG_CHECKING(if you want to build a separate terminfo library)
@@ -693,6 +700,15 @@ AC_MSG_RESULT($with_xterm_new)
 WHICH_XTERM=$with_xterm_new
 AC_SUBST(WHICH_XTERM)
 
+case $host_os in
+(*linux-gnu|*cygwin|*mingw32|*msys)
+       want_xterm_kbs=DEL
+       ;;
+(*)
+       want_xterm_kbs=BS
+       ;;
+esac
+
 AC_MSG_CHECKING(if xterm backspace sends BS or DEL)
 AC_ARG_WITH(xterm-kbs,
        [  --with-xterm-kbs=XXX    specify if xterm backspace sends BS or DEL],
@@ -713,6 +729,11 @@ AC_MSG_RESULT($with_xterm_kbs)
 XTERM_KBS=$with_xterm_kbs
 AC_SUBST(XTERM_KBS)
 
+if test "x$with_xterm_kbs" != "x$want_xterm_kbs"
+then
+       AC_MSG_WARN(expected --with-xterm-kbs=$want_xterm_kbs for $host_os)
+fi
+
 MAKE_TERMINFO=
 if test "$use_database" = no ; then
        TERMINFO="${datadir}/terminfo"
@@ -946,6 +967,15 @@ if test "x$with_widec" = xyes ; then
        fi
        AC_DEFINE(USE_WIDEC_SUPPORT,1,[Define to 1 to compile with wide-char/UTF-8 code])
        AC_DEFINE(NCURSES_WIDECHAR,1,[Define to 1 to compile with wide-char/UTF-8 code])
+       case "$CPPFLAGS" in
+       (*_XOPEN_SOURCE=*)
+               ;;
+       (*)
+               AC_MSG_WARN(_XOPEN_SOURCE feature test macro appears to be predefined)
+               # CPPFLAGS="$CPPFLAGS -DNCURSES_WIDECHAR"
+               CPPFLAGS_after_XOPEN="$CPPFLAGS_after_XOPEN -DNCURSES_WIDECHAR"
+               ;;
+       esac
 
        CF_CHECK_WCHAR_H
        CF_CHECK_WCWIDTH_GRAPHICS
@@ -953,7 +983,7 @@ if test "x$with_widec" = xyes ; then
 
        # with_overwrite=no
        NCURSES_CH_T=cchar_t
-       AC_CHECK_FUNCS(putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc wcsrtombs mbsrtowcs wcstombs mbstowcs)
+       AC_CHECK_FUNCS(putwc btowc wctob wmemchr mbtowc wctomb mblen mbrlen mbrtowc wcsrtombs mbsrtowcs wcstombs mbstowcs)
        if test "x$ac_cv_func_putwc" != xyes ; then
                CF_UTF8_LIB
                if test "$cf_cv_utf8_lib" != no ; then
@@ -1242,14 +1272,14 @@ if test "x$with_ext_mouse" = xyes ; then
        CF_NCURSES_ABI_6
 fi
 
-case $cf_cv_abi_version in
+case $cf_cv_abi_default in
 (5)
        NCURSES_MOUSE_VERSION=1
        ;;
 (6)
        NCURSES_MOUSE_VERSION=2
        ;;
-([789])
+([[789]])
        NCURSES_MOUSE_VERSION=3
        ;;
 esac
@@ -1640,7 +1670,7 @@ AC_SUBST(INSTALL_OPT_P)
 CF_ENABLE_WARNINGS(Wno-unknown-pragmas Wswitch-enum,yes)
 
 if test "x$enable_warnings" = "xyes"; then
-       CF_ADD_ADAFLAGS(-gnatg)
+       CF_ADD_ADAFLAGS(-gnatwa -gnatyg)
        if test "x$cf_with_cxx" = xyes ; then
                CF_GXX_WARNINGS(Wno-unused)
        fi
@@ -1720,12 +1750,6 @@ case "$cf_cv_system_name" in
        CF_CHECK_LIBSSP
        ;;
 (*)
-AC_CHECK_FUNC(gettimeofday,
-       AC_DEFINE(HAVE_GETTIMEOFDAY,1,[Define to 1 if we have gettimeofday function]),[
-
-AC_CHECK_LIB(bsd, gettimeofday,
-       AC_DEFINE(HAVE_GETTIMEOFDAY,1,[Define to 1 if we have gettimeofday function])
-       CF_ADD_LIB(bsd))])dnl CLIX: bzero, select, gettimeofday
        ;;
 esac
 
@@ -1733,8 +1757,6 @@ CF_MATH_LIB(MATH_LIB,pow(sin(x),x))
 AC_SUBST(MATH_LIB)
 
 ###    Checks for header files.
-AC_STDC_HEADERS
-AC_HEADER_DIRENT
 AC_HEADER_TIME
 CF_REGEX
 
@@ -1801,7 +1823,9 @@ CF_ERRNO
 CF_LINK_DATAONLY
 
 ###    Checks for library functions.
+CF_FUNC_GETTIME
 AC_CHECK_FUNCS( \
+fpathconf \
 getcwd \
 getegid \
 geteuid \
@@ -1925,6 +1949,7 @@ if test -n "$CXX" ; then
        CF_BOOL_DECL
        CF_BOOL_SIZE
        CF_ETIP_DEFINES
+       CF_CPP_OVERRIDE
        CF_CPP_PARAM_INIT
        CF_CPP_STATIC_CAST
        CF_CXX_AR_FLAGS
@@ -2483,7 +2508,7 @@ cf_filter_syms=no
 if test -n "$RESULTING_SYMS"
 then
        cf_filter_syms=$cf_dft_filter_syms
-       CF_VERBOSE(will map symbols to ABI=$cf_cv_abi_version)
+       CF_VERBOSE(will map symbols to ABI=$cf_cv_abi_default)
 fi
 
 if test "x$WILDCARD_SYMS" = xno
@@ -2522,12 +2547,14 @@ AC_OUTPUT( \
        include/ncurses_dll.h \
        include/termcap.h \
        include/unctrl.h \
+       man/man_db.renames \
        $SUB_MAKEFILES \
        Makefile,[
 if test "x$cf_with_tests" != xno ; then
        CF_PRG_RULES(["$srcdir/test/mk-test.awk" INSTALL=no ECHO_LINK="$ECHO_LD"], test)
 fi
 CF_LIB_RULES($SRC_SUBDIRS)
+CF_OUTPUT_MANPAGE_RENAMES
 
 if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = "xyes"; then
 if test -z "$USE_OLD_MAKERULES" ; then
@@ -2555,6 +2582,7 @@ LIB_SUFFIX="$LIB_SUFFIX"
 LIB_TRACING="$LIB_TRACING"
 LN_S="$LN_S"
 MAKE_TERMINFO="$MAKE_TERMINFO"
+MANPAGE_RENAMES="$MANPAGE_RENAMES"
 MENU_NAME="$MENU_NAME"
 NCURSES_MAJOR="$NCURSES_MAJOR"
 NCURSES_MINOR="$NCURSES_MINOR"
@@ -2584,6 +2612,7 @@ WITH_OVERWRITE="$with_overwrite"
 cf_LIST_MODELS="$cf_list_models"
 cf_cv_VERSION_GNATMAKE=$cf_cv_VERSION_GNATMAKE
 cf_cv_VERSION_GPRBUILD=$cf_cv_VERSION_GPRBUILD
+cf_cv_abi_default="$cf_cv_abi_default"
 cf_cv_abi_version="$cf_cv_abi_version"
 cf_cv_do_relink="$cf_cv_do_relink"
 cf_cv_do_reranlib="$cf_cv_do_reranlib"
@@ -2608,6 +2637,7 @@ cf_with_manpages="$cf_with_manpages"
 cf_with_tests="$cf_with_tests"
 host="$host"
 target="$target"
+verbose="$verbose"
 with_shared_cxx="$with_shared_cxx"
 
 ],cat)dnl