X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=configure.in;h=7454c9aeaf63e1f7df3b13c2061c22ac25e0011f;hp=03b1c64a952dd0ff59a9ddf08c250f6bb62338c8;hb=790a85dbd4a81d5f5d8dd02a44d84f01512ef443;hpb=e656c0ca01fc196f0eb66972af7fc51cb83d9651;ds=sidebyside diff --git a/configure.in b/configure.in index 03b1c64a..7454c9ae 100644 --- a/configure.in +++ b/configure.in @@ -1,5 +1,6 @@ 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 * @@ -28,17 +29,21 @@ dnl*************************************************************************** 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 1.709 2020/05/31 20:04:09 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: 1.709 $) AC_INIT(ncurses/base/lib_initscr.c) AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin) +AC_DEFUN([AC_PATH_XTRA],[])dnl ignore dependencies on this + CF_TOP_BUILDDIR CF_SUBST_NCURSES_VERSION CF_VERSION_INFO(NCURSES,ncurses) @@ -58,7 +63,7 @@ CF_ABI_DEFAULTS ### Checks for programs. AC_ARG_WITH(ada, - [ --without-ada suppress check for Ada95, don't build demo], + [ --without-ada suppress check for Ada compiler, don't build demo], [cf_with_ada=$withval], [cf_with_ada=yes]) @@ -140,9 +145,9 @@ fi CF_GXX_VERSION case $GXX_VERSION in -(1*|2.[[0-6]]*) - # GXX=""; CXX=""; ac_cv_prog_gxx=no - # cf_cxx_library=no +([[1-9]][[0-9]].*) + ;; +(1.*|2.[[0-6]]*) AC_MSG_WARN(templates do not work) ;; esac @@ -154,7 +159,7 @@ AC_ARG_WITH(cxx-binding, [cf_with_cxx_binding=$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) @@ -538,6 +543,23 @@ 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="$EXTRA_LDFLAGS" +if test -n "$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:) @@ -629,6 +651,22 @@ test -z "$FALLBACK_LIST" && USE_FALLBACKS="#" AC_SUBST(FALLBACK_LIST) AC_SUBST(USE_FALLBACKS) +# 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 $PATH. +if test -n "$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) +else + : ${TIC:=tic} + : ${INFOCMP:=infocmp} +fi +AC_SUBST(TIC) +AC_SUBST(INFOCMP) + AC_MSG_CHECKING(if you want modern xterm or antique) AC_ARG_WITH(xterm-new, [ --without-xterm-new specify if xterm terminfo should be old version], @@ -836,27 +874,7 @@ test "x$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 $cf_cv_system_name in - (cygwin*) - AC_DEFINE(BROKEN_LINKER,1,[Define to 1 to work around linkers which cannot link data-only modules]) - BROKEN_LINKER=1 - CF_VERBOSE(cygwin linker is broken anyway) - ;; - esac -fi -AC_SUBST(BROKEN_LINKER) +CF_ENABLE_BROKEN_LINKER ### use option --enable-bsdpad to have tputs process BSD-style prefix padding AC_MSG_CHECKING(if tputs should process BSD-style prefix padding) @@ -1049,7 +1067,7 @@ AC_ARG_WITH(ccharw-max, AC_MSG_RESULT($NCURSES_CCHARW_MAX) AC_SUBST(NCURSES_CCHARW_MAX) -AC_CHECK_SIZEOF([signed char], 0) +AC_CHECK_SIZEOF([signed char]) if test "$ac_cv_sizeof_signed_char" = 1 ; then NCURSES_SBOOL="signed char" else @@ -1446,6 +1464,38 @@ AC_ARG_ENABLE(colorfgbg, AC_MSG_RESULT($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, @@ -1600,7 +1650,7 @@ CF_DISABLE_GNAT_PROJECTS case $cf_cv_system_name in (*mingw32*|*mingw64*) CPPFLAGS="$CPPFLAGS -DWINVER=0x0501 -DWIN32_LEAN_AND_MEAN" - LIBS=" -lpsapi $LIBS" + # Note: WINVER may be a problem with Windows 10 ;; (*) AC_CHECK_FUNC(gettimeofday, @@ -1643,6 +1693,14 @@ wctype.h \ CF_GETOPT_HEADER +CF_CHECK_ENVIRON(environ) +CF_CHECK_GETENV +if test "x$cf_cv_consistent_getenv" = xno && \ + test "x$cf_with_trace" = xyes +then + AC_MSG_WARN(The NCURSES_TRACE environment variable is not supported with this configuration) +fi + # check for ISC (this may also define _POSIX_SOURCE) # Note: even non-Posix ISC needs to declare fd_set if test "x$ISC" = xyes ; then @@ -1703,6 +1761,7 @@ setenv \ setvbuf \ sigaction \ sigvec \ +snprintf \ strdup \ strstr \ sysconf \ @@ -1790,7 +1849,7 @@ if test -n "$CXX" ; then CF_PROG_CC_C_O(CXX,[$CXXFLAGS $CPPFLAGS]) case $GXX_VERSION in - (1*|2.[0-6]*) + (1.*|2.[[0-6]]*|[[1-9]][[0-9]].*) cf_cxx_library=yes ;; (*-2.7*|2.7*) @@ -1860,7 +1919,7 @@ else fi AC_SUBST(USE_CXX_BOOL) -CF_HELP_MESSAGE(Ada95 Binding Options:) +CF_HELP_MESSAGE(Ada Binding Options:) dnl If the Ada95 source-tree is present, add that to the build unless it will dnl not work, or was not requested. @@ -1877,7 +1936,7 @@ dnl libtool -TD 20070714 fi dnl Check for availability of GNU Ada Translator (GNAT). -dnl At the moment we support no other Ada95 compiler. +dnl At the moment we support no other Ada compiler. if test "$cf_with_ada" != "no" ; then CF_PROG_GNAT if test "x$cf_cv_prog_gnat_correct" = xyes; then @@ -1898,6 +1957,9 @@ dnl At the moment we support no other Ada95 compiler. CF_WITH_ADA_INCLUDE CF_WITH_ADA_OBJECTS CF_WITH_ADA_SHAREDLIB + + # allow the Ada binding to be renamed + CF_WITH_ADA_LIBNAME(AdaCurses) fi fi else @@ -1907,6 +1969,16 @@ fi # do this "late" to avoid conflict with header-checks if test "x$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 "$ac_cv_sizeof_wchar_t" + then + CF_VERBOSE(test failed (assume 2)) + sed /SIZEOF_WCHAR_T/d confdefs.h >confdefs.tmp + mv confdefs.tmp confdefs.h + echo "#define SIZEOF_WCHAR_T 2" >>confdefs.h + fi fi ### Construct the ncurses library-subsets, if any, from this set of keywords: @@ -2171,12 +2243,19 @@ AC_SUBST(NCURSES_TREE) ### predefined stuff for the test programs AC_DEFINE(HAVE_SLK_COLOR,1,[Define to 1 if we have slk_color for test-programs]) +# pkgsrc uses these +CF_WITH_LIB_BASENAME(FORM_NAME,form) +CF_WITH_LIB_BASENAME(MENU_NAME,menu) +CF_WITH_LIB_BASENAME(PANEL_NAME,panel) +CF_WITH_LIB_BASENAME(CXX_NAME,cxx,ncurses++) + ### Construct the list of subdirectories for which we'll customize makefiles ### with the appropriate compile-rules. CF_SRC_MODULES($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${USE_CFG_SUFFIX}-config.1:man/MKada_config.in" fi @@ -2213,16 +2292,6 @@ SUB_MAKEFILES="$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 @@ -2233,17 +2302,6 @@ 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 $cf_cv_system_name in (os2*) @@ -2331,8 +2389,6 @@ else fi AC_SUBST(MAKE_DATABASE) -SUB_SCRIPTS= - dnl Override the package used for exported symbols if test -n "$PACKAGE" then @@ -2375,6 +2431,9 @@ 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( \ @@ -2383,7 +2442,6 @@ 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 @@ -2400,12 +2458,14 @@ 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" @@ -2415,10 +2475,12 @@ 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"