]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - configure.in
ncurses 6.4 - patch 20231021
[ncurses.git] / configure.in
index d4af03b255a56e8cc0a76561a049da1adae3485a..354e4a5160948c4dba2a81a20eaa3ceb7510aa24 100644 (file)
@@ -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 1.742 2022/03/05 22:13:12 tom Exp $
+dnl $Id: configure.in,v 1.769 2023/10/21 15:43:56 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: 1.742 $)
+AC_REVISION($Revision: 1.769 $)
 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],
@@ -183,22 +186,6 @@ AC_ARG_WITH(progs,
        [cf_with_progs=yes])
 AC_MSG_RESULT($cf_with_progs)
 
-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
-       else
-               AC_MSG_CHECKING(if you want to build the tack program)
-               AC_ARG_WITH(tack,
-                       [  --without-tack          suppress build/install with tack program],
-                       [cf_with_tack=$withval],
-                       [cf_with_tack=$cf_with_progs])
-               AC_MSG_RESULT($cf_with_tack)
-       fi
-else
-       cf_with_tack=no
-fi
-
 AC_MSG_CHECKING(if you want to build test-programs)
 AC_ARG_WITH(tests,
        [  --without-tests         suppress build/install with test-programs],
@@ -215,7 +202,6 @@ AC_MSG_RESULT($with_curses_h)
 
 modules_to_build="ncurses"
 test "X$cf_with_progs" != Xno && modules_to_build="$modules_to_build progs"
-test "X$cf_with_tack"  != Xno && modules_to_build="$modules_to_build tack"
 modules_to_build="$modules_to_build panel menu form"
 
 AC_ARG_PROGRAM
@@ -420,6 +406,10 @@ 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)
@@ -693,11 +683,20 @@ AC_MSG_RESULT($with_xterm_new)
 WHICH_XTERM=$with_xterm_new
 AC_SUBST(WHICH_XTERM)
 
+case $host_os in
+(*linux-gnu|*cygwin|*mingw32|*msys)
+       want_xterm_kbs=DEL
+       ;;
+(*)
+       want_xterm_kbs=BS
+       ;;
+esac
+
 AC_MSG_CHECKING(if xterm backspace sends BS or DEL)
 AC_ARG_WITH(xterm-kbs,
        [  --with-xterm-kbs=XXX    specify if xterm backspace sends BS or DEL],
        [with_xterm_kbs=$withval],
-       [with_xterm_kbs=BS])
+       [with_xterm_kbs=auto])
 case x$with_xterm_kbs in
 (xyes|xno|xBS|xbs|x8)
        with_xterm_kbs=BS
@@ -705,6 +704,9 @@ case x$with_xterm_kbs in
 (xDEL|xdel|x127)
        with_xterm_kbs=DEL
        ;;
+(xauto)
+       with_xterm_kbs=$want_xterm_kbs
+       ;;
 (*)
        with_xterm_kbs=$withval
        ;;
@@ -713,6 +715,11 @@ 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, have $with_xterm_kbs])
+fi
+
 MAKE_TERMINFO=
 if test "$use_database" = no ; then
        TERMINFO="${datadir}/terminfo"
@@ -851,16 +858,24 @@ AC_ARG_ENABLE(root-environ,
        [with_root_environ=$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 root is allowed to use ncurses environment])
+test "x$with_root_environ" = xyes && AC_DEFINE(USE_ROOT_ENVIRON,1,[Define to 1 if root/setuid application 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,
+AC_ARG_ENABLE(root-access,
        [  --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])
 
+AC_MSG_CHECKING(if you want to permit setuid use of ncurses environment variables)
+AC_ARG_ENABLE(setuid-environ,
+       [  --disable-setuid-environ restrict setuid use of ncurses environment variables],
+       [with_setuid_environ=$enableval],
+       [with_setuid_environ=$with_root_environ])
+AC_MSG_RESULT($with_setuid_environ)
+test "x$with_setuid_environ" = xyes && AC_DEFINE(USE_SETUID_ENVIRON,1,[Define to 1 if setuid/setgid application is allowed to use ncurses environment])
+
 ###   Use option --enable-symlinks to make tic use symlinks, not hard links
 ###   to reduce storage requirements for the terminfo database.
 CF_LINK_FUNCS
@@ -932,9 +947,9 @@ NCURSES_OK_WINT_T=
 
 AC_MSG_CHECKING(if you want wide-character code)
 AC_ARG_ENABLE(widec,
-       [  --enable-widec          compile with wide-char/UTF-8 code],
+       [  --disable-widec         do not compile with wide-char/UTF-8 code],
        [with_widec=$enableval],
-       [with_widec=no])
+       [with_widec=$cf_dft_widec])
 AC_MSG_RESULT($with_widec)
 
 NCURSES_WCWIDTH_GRAPHICS=1
@@ -946,6 +961,15 @@ 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 +977,7 @@ 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
@@ -1148,7 +1172,6 @@ if test "x$with_ext_funcs" = xyes ; then
        AC_DEFINE(HAVE_RESIZE_TERM,1,[Define to 1 to enable resize_term() function in test-programs])
        AC_DEFINE(HAVE_TERM_ENTRY_H,1,[Define to 1 to enable term_entry() function in test-programs])
        AC_DEFINE(HAVE_USE_DEFAULT_COLORS,1,[Define to 1 to enable use_default_colors() function in test-programs])
-       AC_DEFINE(HAVE_USE_EXTENDED_NAMES,1,[Define to 1 to enable use_extended_names() function in test-programs])
        AC_DEFINE(HAVE_USE_SCREEN,1,[Define to 1 to enable use_screen() function in test-programs])
        AC_DEFINE(HAVE_USE_WINDOW,1,[Define to 1 to enable use_window() function in test-programs])
        AC_DEFINE(HAVE_WRESIZE,1,[Define to 1 to enable wresize() function in test-programs])
@@ -1242,17 +1265,13 @@ if test "x$with_ext_mouse" = xyes ; then
        CF_NCURSES_ABI_6
 fi
 
-case $cf_cv_abi_version in
-(5)
+if test $cf_cv_abi_default -le 5 ; then
        NCURSES_MOUSE_VERSION=1
-       ;;
-(6)
+elif test $cf_cv_abi_default -le 6 ; then
        NCURSES_MOUSE_VERSION=2
-       ;;
-([789])
+else
        NCURSES_MOUSE_VERSION=3
-       ;;
-esac
+fi
 
 AC_SUBST(NCURSES_MOUSE_VERSION)
 
@@ -1292,7 +1311,10 @@ AC_ARG_ENABLE(tcap-names,
        [with_tcap_names=$with_ext_funcs])
 AC_MSG_RESULT($with_tcap_names)
 NCURSES_XNAMES=0
-test "x$with_tcap_names" = xyes && NCURSES_XNAMES=1
+if test "x$with_tcap_names" = xyes; then
+       NCURSES_XNAMES=1
+       AC_DEFINE(NCURSES_XNAMES,1,[Define to 1 to compile with user-definable terminal capabilities])
+fi
 AC_SUBST(NCURSES_XNAMES)
 
 ##############################################################################
@@ -1391,7 +1413,7 @@ AC_SUBST(NCURSES_SIZE_T)
 
 AC_MSG_CHECKING(if you want opaque curses-library structures)
 CF_ARG_ENABLE(opaque-curses,
-       [  --enable-opaque-curses  make curses WINDOW, etc., "opaque"],
+       [  --disable-opaque-curses do not 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=$cf_dft_opaque_curses
@@ -1404,20 +1426,20 @@ AC_MSG_ERROR(reentrant configuration requires opaque library)
 
 AC_MSG_CHECKING(if you want opaque form-library structures)
 AC_ARG_ENABLE(opaque-form,
-       [  --enable-opaque-form    make form-library structures "opaque"],
-       [enable_opaque_form=yes],[enable_opaque_form=no])
+       [  --disable-opaque-form   do not make form-library structures "opaque"],
+       [enable_opaque_form=yes],[enable_opaque_form=$cf_dft_opaque_curses])
 AC_MSG_RESULT($enable_opaque_form)
 
 AC_MSG_CHECKING(if you want opaque menu-library structures)
 AC_ARG_ENABLE(opaque-menu,
-       [  --enable-opaque-menu    make menu-library structures "opaque"],
-       [enable_opaque_menu=yes],[enable_opaque_menu=no])
+       [  --disable-opaque-menu   do not make menu-library structures "opaque"],
+       [enable_opaque_menu=yes],[enable_opaque_menu=$cf_dft_opaque_curses])
 AC_MSG_RESULT($enable_opaque_menu)
 
 AC_MSG_CHECKING(if you want opaque panel-library structures)
 AC_ARG_ENABLE(opaque-panel,
-       [  --enable-opaque-panel   make panel-library structures "opaque"],
-       [enable_opaque_panel=yes],[enable_opaque_panel=no])
+       [  --disable-opaque-panel  do not make panel-library structures "opaque"],
+       [enable_opaque_panel=yes],[enable_opaque_panel=$cf_dft_opaque_curses])
 AC_MSG_RESULT($enable_opaque_panel)
 
 NCURSES_OPAQUE=0;              test "$enable_opaque_curses" = yes && NCURSES_OPAQUE=1
@@ -1491,6 +1513,15 @@ AC_ARG_ENABLE(hashmap,
 AC_MSG_RESULT($with_hashmap)
 test "x$with_hashmap" = xyes && AC_DEFINE(USE_HASHMAP,1,[Define to 1 to compile with hashmap scrolling-optimization])
 
+###   use option --enable-colorfgbg to turn on use of $COLORFGBG environment
+AC_MSG_CHECKING(if you want code to check screensize)
+AC_ARG_ENABLE(check-size,
+       [  --enable-check-size     compile-in code to detect screensize],
+       [with_check_size=$enableval],
+       [with_check_size=no])
+AC_MSG_RESULT($with_check_size)
+test "x$with_check_size" = xyes && AC_DEFINE(USE_CHECK_SIZE,1,[Define to 1 to compile-in code to detect screensize])
+
 ###   use option --enable-colorfgbg to turn on use of $COLORFGBG environment
 AC_MSG_CHECKING(if you want colorfgbg code)
 AC_ARG_ENABLE(colorfgbg,
@@ -1720,12 +1751,6 @@ case "$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 +1758,6 @@ 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
 
@@ -1746,6 +1769,7 @@ limits.h \
 locale.h \
 math.h \
 poll.h \
+sys/auxv.h \
 sys/ioctl.h \
 sys/param.h \
 sys/poll.h \
@@ -1801,11 +1825,15 @@ CF_ERRNO
 CF_LINK_DATAONLY
 
 ###    Checks for library functions.
+CF_FUNC_GETTIME
 AC_CHECK_FUNCS( \
+fpathconf \
 getcwd \
+getauxval \
 getegid \
 geteuid \
 getopt \
+getuid \
 issetugid \
 localeconv \
 poll \
@@ -1925,6 +1953,7 @@ 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
@@ -2319,10 +2348,6 @@ AC_SUBST(TICS_LIST)
 AC_SUBST(TINFO_LIST)
 AC_SUBST(SHLIB_LIST)
 
-# used to separate tack out of the tree
-NCURSES_TREE=
-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])
 
@@ -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
@@ -2514,20 +2539,20 @@ 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/MKterm.h.awk \
        include/curses.head:include/curses.h.in \
        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 "$USE_OLD_MAKERULES" ; then
@@ -2555,6 +2580,7 @@ LIB_SUFFIX="$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="$NCURSES_MINOR"
@@ -2584,6 +2610,7 @@ WITH_OVERWRITE="$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="$cf_cv_do_reranlib"
@@ -2608,6 +2635,7 @@ cf_with_manpages="$cf_with_manpages"
 cf_with_tests="$cf_with_tests"
 host="$host"
 target="$target"
+verbose="$verbose"
 with_shared_cxx="$with_shared_cxx"
 
 ],cat)dnl