dnl***************************************************************************
dnl Copyright 2018-2020,2021 Thomas E. Dickey *
dnl Copyright 2010-2016,2018 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 "Software"), to deal in the Software without restriction, including *
dnl without limitation the rights to use, copy, modify, merge, publish, *
dnl distribute, distribute with modifications, sublicense, and/or sell *
dnl copies of the Software, and to permit persons to whom the Software is *
dnl furnished to do so, subject to the following conditions: *
dnl *
dnl The above copyright notice and this permission notice shall be included *
dnl in all copies or substantial portions of the Software. *
dnl *
dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
dnl *
dnl Except as contained in this notice, the name(s) of the above copyright *
dnl holders shall not be used in advertising or otherwise to promote the *
dnl sale, use or other dealings in this Software without prior written *
dnl authorization. *
dnl***************************************************************************
dnl
dnl Author: Thomas E. Dickey
dnl
dnl $Id: configure.in,v 1.82 2021/01/09 11:20:33 tom Exp $
dnl Process this file with autoconf to produce a configure script.
dnl
dnl For additional information, see
dnl https://invisible-island.net/autoconf/
dnl https://invisible-island.net/autoconf/my-autoconf.html
dnl
dnl ---------------------------------------------------------------------------
AC_PREREQ(2.52.20200111)
AC_REVISION($Revision: 1.82 $)
AC_INIT(gen/gen.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_HELP_MESSAGE(General Options:)
CF_WITH_SYSTYPE
### Save the given $CFLAGS to allow user-override.
cf_user_CFLAGS="$CFLAGS"
### Default install-location
CF_CFG_DEFAULTS
### Checks for programs.
CF_PROG_CC(gnatgcc gcc cc)
AC_PROG_CPP
AC_PROG_GCC_TRADITIONAL
CF_PROG_CC_C_O(CC,[$CFLAGS $CPPFLAGS])
AC_ARG_PROGRAM
CF_PROG_AWK
CF_PROG_EGREP
AC_PROG_INSTALL
CF_PROG_LN_S
CF_PROG_INSTALL
CF_INSTALL_OPTS
AC_SYS_LONG_FILE_NAMES
# if we find pkg-config, check if we should install the ".pc" files.
CF_PKG_CONFIG
CF_WITH_PKG_CONFIG_LIBDIR
AC_MSG_CHECKING(if you want to build test-programs)
AC_ARG_WITH(tests,
[ --without-tests suppress build with test-programs],
[cf_with_tests=$withval],
[cf_with_tests=yes])
AC_MSG_RESULT($cf_with_tests)
AC_MSG_CHECKING(if we should assume mixed-case filenames)
AC_ARG_ENABLE(mixed-case,
[ --enable-mixed-case tic should assume mixed-case filenames],
[enable_mixedcase=$enableval],
[enable_mixedcase=auto])
AC_MSG_RESULT($enable_mixedcase)
if test "$enable_mixedcase" = "auto" ; then
CF_MIXEDCASE_FILENAMES
else
cf_cv_mixedcase=$enable_mixedcase
if test "$enable_mixedcase" = "yes" ; then
AC_DEFINE(MIXEDCASE_FILENAMES)
fi
fi
# do this after mixed-case option (tags/TAGS is not as important as tic).
AC_PROG_MAKE_SET
CF_MAKE_TAGS
CF_MAKEFLAGS
dnl These are standard among *NIX systems, but not when cross-compiling
AC_CHECK_TOOL(RANLIB, ranlib, ':')
AC_CHECK_TOOL(LD, ld, ld)
AC_CHECK_TOOL(AR, ar, ar)
CF_AR_FLAGS
CF_PATHSEP
dnl Special option for use by system-builders: the install-prefix is used to
dnl adjust the location into which the actual install is done, so that an
dnl archive can be built without modifying the host system's configuration.
AC_MSG_CHECKING(if you have specified an install-prefix)
AC_ARG_WITH(install-prefix,
[ --with-install-prefix prefixes actual install-location ($DESTDIR)],
[case "$withval" in
(yes|no)
;;
(*) DESTDIR="$withval"
;;
esac])
AC_MSG_RESULT($DESTDIR)
AC_SUBST(DESTDIR)
###############################################################################
CF_HELP_MESSAGE(Build-Tools Needed to Compile Temporary Applications for Cross-compiling:)
# 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.
CF_BUILD_CC
###############################################################################
CF_HELP_MESSAGE(Options to Specify the Libraries Built/Used:)
### Options to allow the user to specify the set of libraries which are used.
### Use "--without-normal --with-shared" to allow the default model to be
### shared, for example.
cf_list_models=""
AC_MSG_CHECKING(if you want to build shared C-objects)
AC_ARG_WITH(shared,
[ --with-shared generate shared C-objects (needed for --with-ada-sharedlib)],
[with_shared=$withval],
[with_shared=no])
AC_MSG_RESULT($with_shared)
test "$with_shared" = "yes" && cf_list_models="$cf_list_models shared"
AC_MSG_CHECKING(for specified models)
test -z "$cf_list_models" && cf_list_models=normal
AC_MSG_RESULT($cf_list_models)
### Use the first model as the default, and save its suffix for use in building
### up test-applications.
AC_MSG_CHECKING(for default model)
DFT_LWR_MODEL=`echo "$cf_list_models" | $AWK '{print $1}'`
AC_MSG_RESULT($DFT_LWR_MODEL)
CF_UPPER(DFT_UPR_MODEL,$DFT_LWR_MODEL)dnl
AC_SUBST(DFT_LWR_MODEL)dnl the default model ("normal")
AC_SUBST(DFT_UPR_MODEL)dnl the default model ("NORMAL")
CF_NCURSES_ADDON
CF_WITH_LIB_PREFIX(cf_prefix)
LIB_SUFFIX=
AC_SUBST(LIB_SUFFIX)
###############################################################################
dnl Not all ports of gcc support the -g option
if test X"$CC_G_OPT" = X"" ; then
CC_G_OPT='-g'
test -n "$GCC" && test "${ac_cv_prog_cc_g}" != yes && CC_G_OPT=''
fi
AC_SUBST(CC_G_OPT)
AC_MSG_CHECKING(for default loader flags)
case $DFT_LWR_MODEL in
(normal) LD_MODEL='' ;;
(debug) LD_MODEL=$CC_G_OPT ;;
(profile) LD_MODEL='-pg';;
(shared) LD_MODEL='' ;;
esac
AC_SUBST(LD_MODEL)dnl the type of link (e.g., -g or -pg)
AC_MSG_RESULT($LD_MODEL)
CF_SHARED_OPTS
# The test/sample programs in the original tree link using rpath option.
# Make it optional for packagers.
if test -n "$LOCAL_LDFLAGS"
then
AC_MSG_CHECKING(if you want to link sample programs with rpath option)
AC_ARG_ENABLE(rpath-link,
[ --enable-rpath-link link sample programs with rpath option],
[with_rpath_link=$enableval],
[with_rpath_link=yes])
AC_MSG_RESULT($with_rpath_link)
if test "$with_rpath_link" = no
then
LOCAL_LDFLAGS=
LOCAL_LDFLAGS2=
fi
fi
###############################################################################
CF_HELP_MESSAGE(Fine-Tuning Your Configuration:)
### use option --enable-broken-linker to force on use of broken-linker support
CF_ENABLE_BROKEN_LINKER
# Check to define _XOPEN_SOURCE "automatically"
CF_XOPEN_SOURCE(600)
CF_LARGEFILE
### Enable compiling-in rcs id's
AC_MSG_CHECKING(if RCS identifiers should be compiled-in)
AC_ARG_WITH(rcs-ids,
[ --with-rcs-ids compile-in RCS identifiers],
[with_rcs_ids=$withval],
[with_rcs_ids=no])
AC_MSG_RESULT($with_rcs_ids)
test "$with_rcs_ids" = yes && AC_DEFINE(USE_RCS_IDS,1,[Define to 1 if RCS identifiers should be compiled-in)])
###############################################################################
CF_HELP_MESSAGE(Extensions:)
### Note that some functions (such as const) are normally disabled anyway.
AC_MSG_CHECKING(if you want to build with function extensions)
AC_ARG_ENABLE(ext-funcs,
[ --disable-ext-funcs disable function-extensions],
[with_ext_funcs=$enableval],
[with_ext_funcs=yes])
AC_MSG_RESULT($with_ext_funcs)
if test "$with_ext_funcs" = yes ; then
NCURSES_EXT_FUNCS=1
AC_DEFINE(HAVE_USE_DEFAULT_COLORS,1,[Define to 1 if we have use_default_colors function])
AC_DEFINE(NCURSES_EXT_FUNCS,1,[Define to 1 if we have ncurses extended functions])
else
NCURSES_EXT_FUNCS=0
fi
AC_SUBST(NCURSES_EXT_FUNCS)
### use option --enable-const to turn on use of const beyond that in XSI.
AC_MSG_CHECKING(for extended use of const keyword)
AC_ARG_ENABLE(const,
[ --enable-const compile with extra/non-standard const],
[with_ext_const=$enableval],
[with_ext_const=no])
AC_MSG_RESULT($with_ext_const)
NCURSES_CONST='/*nothing*/'
if test "$with_ext_const" = yes ; then
NCURSES_CONST=const
fi
AC_SUBST(NCURSES_CONST)
###############################################################################
# These options are relatively safe to experiment with.
CF_HELP_MESSAGE(Development Code:)
AC_MSG_CHECKING(if you want all development code)
AC_ARG_WITH(develop,
[ --without-develop disable development options],
[with_develop=$withval],
[with_develop=no])
AC_MSG_RESULT($with_develop)
###############################################################################
# These are just experimental, probably should not be in a package:
CF_HELP_MESSAGE(Experimental Code:)
# This is still experimental (20080329), but should ultimately be moved to
# the script-block --with-normal, etc.
CF_WITH_PTHREAD
AC_MSG_CHECKING(if you want to use weak-symbols for pthreads)
AC_ARG_ENABLE(weak-symbols,
[ --enable-weak-symbols enable weak-symbols for pthreads],
[use_weak_symbols=$withval],
[use_weak_symbols=no])
AC_MSG_RESULT($use_weak_symbols)
if test "$use_weak_symbols" = yes ; then
CF_WEAK_SYMBOLS
else
cf_cv_weak_symbols=no
fi
if test $cf_cv_weak_symbols = yes ; then
AC_DEFINE(USE_WEAK_SYMBOLS,1,[Define to 1 to enable weak-symbols for pthreads])
fi
PTHREAD=
if test "$with_pthread" = "yes" ; then
AC_DEFINE(USE_PTHREADS,1,[Define to 1 to use the pthreads library])
enable_reentrant=yes
if test $cf_cv_weak_symbols = yes ; then
PTHREAD=-lpthread
fi
fi
AC_SUBST(PTHREAD)
# OpenSUSE is installing ncurses6, using reentrant option.
AC_CHECK_FUNC(_nc_TABSIZE,[assume_reentrant=yes], [assume_reentrant=no])
# Reentrant code has to be opaque; there's little advantage to making ncurses
# opaque outside of that, so there is no --enable-opaque option. We can use
# this option without --with-pthreads, but this will be always set for
# pthreads.
AC_MSG_CHECKING(if you want experimental reentrant code)
AC_ARG_ENABLE(reentrant,
[ --enable-reentrant compile with experimental reentrant code],
[with_reentrant=$enableval],
[with_reentrant=$assume_reentrant])
AC_MSG_RESULT($with_reentrant)
if test "$with_reentrant" = yes ; then
cf_cv_enable_reentrant=1
if test $cf_cv_weak_symbols = yes ; then
CF_REMOVE_LIB(LIBS,$LIBS,pthread)
elif test "$assume_reentrant" = no ; then
LIB_SUFFIX="t${LIB_SUFFIX}"
fi
AC_DEFINE(USE_REENTRANT,1,[Define to 1 to compile with experimental reentrant code])
else
cf_cv_enable_reentrant=0
fi
AC_SUBST(cf_cv_enable_reentrant)
### Allow using a different wrap-prefix
if test "$cf_cv_enable_reentrant" != 0 || test "$BROKEN_LINKER" = 1 ; then
AC_MSG_CHECKING(for prefix used to wrap public variables)
AC_ARG_WITH(wrap-prefix,
[ --with-wrap-prefix=XXX override prefix used for public variables],
[NCURSES_WRAP_PREFIX=$withval],
[NCURSES_WRAP_PREFIX=_nc_])
AC_MSG_RESULT($NCURSES_WRAP_PREFIX)
else
NCURSES_WRAP_PREFIX=_nc_
fi
AC_SUBST(NCURSES_WRAP_PREFIX)
AC_DEFINE_UNQUOTED(NCURSES_WRAP_PREFIX,"$NCURSES_WRAP_PREFIX",[Define to override _nc_ ncurses internal prefix])
###############################################################################
CF_HELP_MESSAGE(Testing/development Options:)
### use option --disable-echo to suppress full display compiling commands
CF_DISABLE_ECHO
CF_ENABLE_WARNINGS(Wno-unknown-pragmas Wswitch-enum,yes)
if test "x$enable_warnings" = "xyes"; then
CF_ADD_ADAFLAGS(-gnatg)
fi
### use option --enable-assertions to turn on generation of assertion code
AC_MSG_CHECKING(if you want to enable runtime assertions)
AC_ARG_ENABLE(assertions,
[ --enable-assertions test: turn on generation of assertion code],
[with_assertions=$enableval],
[with_assertions=no])
AC_MSG_RESULT($with_assertions)
if test -n "$GCC"
then
if test "$with_assertions" = no
then
CPPFLAGS="$CPPFLAGS -DNDEBUG"
else
CF_ADD_ADAFLAGS(-gnata)
fi
fi
### use option --disable-leaks to suppress "permanent" leaks, for testing
AC_DEFINE(HAVE_NC_ALLOC_H,1,[Define to 1 if we have nc_alloc.h header])
### use option --enable-expanded to generate certain macros as functions
AC_ARG_ENABLE(expanded,
[ --enable-expanded test: generate functions for certain macros],
[test "$enableval" = yes && AC_DEFINE(NCURSES_EXPANDED,1,[Define to 1 if ncurses macros should be expanded as functions])])
### use option --disable-macros to suppress macros in favor of functions
AC_ARG_ENABLE(macros,
[ --disable-macros test: use functions rather than macros],
[test "$enableval" = no && AC_DEFINE(NCURSES_NOMACROS,1,[Define to 1 if ncurses macros should be expanded as functions])])
# Normally we only add trace() to the debug-library. Allow this to be
# extended to all models of the ncurses library:
cf_all_traces=no
case "$CFLAGS $CPPFLAGS" in
(*-DTRACE*)
cf_all_traces=yes
;;
esac
AC_MSG_CHECKING(whether to add trace feature to all models)
AC_ARG_WITH(trace,
[ --with-trace test: add trace() function to all models of ncurses],
[cf_with_trace=$withval],
[cf_with_trace=$cf_all_traces])
AC_MSG_RESULT($cf_with_trace)
if test "$cf_with_trace" = yes ; then
ADA_TRACE=TRUE
CF_ADD_CFLAGS(-DTRACE)
else
ADA_TRACE=FALSE
fi
AC_SUBST(ADA_TRACE)
CF_DISABLE_GNAT_PROJECTS
### Checks for libraries.
case $cf_cv_system_name in
(*mingw32*)
;;
(*)
AC_CHECK_FUNC(gettimeofday,
AC_DEFINE(HAVE_GETTIMEOFDAY),[
AC_CHECK_LIB(bsd, gettimeofday,
AC_DEFINE(HAVE_GETTIMEOFDAY,1,[Define to 1 if we have gettimeofday])
LIBS="$LIBS -lbsd")])dnl CLIX: bzero, select, gettimeofday
;;
esac
### Checks for header files.
AC_CHECK_SIZEOF([signed char])
AC_STDC_HEADERS
AC_HEADER_DIRENT
AC_HEADER_TIME
### checks for compiler characteristics
AC_LANG_C
AC_C_CONST
### Checks for external-data
CF_LINK_DATAONLY
### Checks for library functions.
CF_MKSTEMP
dnl We'll do our own -g libraries, unless the user's overridden via $CFLAGS
if test -z "$cf_user_CFLAGS" && test "$with_no_leaks" = no ; then
CF_STRIP_G_OPT(CFLAGS)
CF_STRIP_G_OPT(CXXFLAGS)
fi
CF_HELP_MESSAGE(Ada95 Binding Options:)
cf_with_ada=yes
dnl Check for availability of GNU Ada Translator (GNAT).
dnl At the moment we support no other Ada95 compiler.
if test "$cf_with_ada" != "no" ; then
CF_PROG_GNAT
if test "$cf_cv_prog_gnat_correct" = yes; then
CF_FIXUP_ADAFLAGS
CF_GNATPREP_OPT_T
CF_GNAT_GENERICS
CF_GNAT_SIGINT
CF_GNAT_PROJECTS
CF_WITH_ADA_COMPILER
cf_ada_package=terminal_interface
AC_SUBST(cf_ada_package)
CF_WITH_ADA_INCLUDE
CF_WITH_ADA_OBJECTS
CF_WITH_ADA_SHAREDLIB
# allow the Ada binding to be renamed
CF_WITH_ADA_LIBNAME(AdaCurses)
else
AC_MSG_ERROR(No usable Ada compiler found)
fi
else
AC_MSG_ERROR(The Ada compiler is needed for this package)
fi
################################################################################
# not needed
TINFO_LDFLAGS2=
AC_SUBST(TINFO_LDFLAGS2)
TINFO_LIBS=
AC_SUBST(TINFO_LIBS)
### Construct the list of include-directories to be generated
CF_INCLUDE_DIRS
CF_ADA_INCLUDE_DIRS
### Build up pieces for makefile rules
AC_MSG_CHECKING(default library suffix)
CF_LIB_TYPE($DFT_LWR_MODEL,DFT_ARG_SUFFIX)dnl
AC_SUBST(DFT_ARG_SUFFIX)dnl the string to append to "-lncurses" ("")
AC_MSG_RESULT($DFT_ARG_SUFFIX)
AC_MSG_CHECKING(default library-dependency suffix)
CF_LIB_SUFFIX($DFT_LWR_MODEL,DFT_LIB_SUFFIX,DFT_DEP_SUFFIX)dnl
AC_SUBST(DFT_DEP_SUFFIX)dnl the corresponding library-suffix (".a")
AC_MSG_RESULT($DFT_DEP_SUFFIX)
AC_MSG_CHECKING(default object directory)
CF_OBJ_SUBDIR($DFT_LWR_MODEL,DFT_OBJ_SUBDIR)dnl
AC_SUBST(DFT_OBJ_SUBDIR)dnl the default object-directory ("obj")
AC_MSG_RESULT($DFT_OBJ_SUBDIR)
### Set up low-level terminfo dependencies for makefiles.
if test "$DFT_LWR_MODEL" = shared ; then
case $cf_cv_system_name in
(cygwin*)
# "lib" files have ".dll.a" suffix, "cyg" files have ".dll"
;;
(msys*)
# "lib" files have ".dll.a" suffix, "msys-" files have ".dll"
;;
esac
fi
USE_ARG_SUFFIX=${DFT_ARG_SUFFIX}
AC_SUBST(USE_ARG_SUFFIX)
USE_LIB_SUFFIX=${DFT_ARG_SUFFIX}
AC_SUBST(USE_LIB_SUFFIX)
USE_CFG_SUFFIX=${DFT_ARG_SUFFIX}
AC_SUBST(USE_CFG_SUFFIX)
### Construct the list of subdirectories for which we'll customize makefiles
### with the appropriate compile-rules.
SUB_MAKEFILES="gen/adacurses${USE_ARG_SUFFIX}-config:gen/adacurses-config.in"
AC_DEFINE_UNQUOTED(NCURSES_PATHSEP,'$PATH_SEPARATOR',[Define to override ':' as the library path-separator])
################################################################################
TEST_ARG2=
AC_SUBST(TEST_ARG2)
TEST_LIBS2=
AC_SUBST(TEST_LIBS2)
dnl for separate build, this is good enough for "sh $(top_srcdir)/misc/shlib"
NCURSES_SHLIB2="sh -c"
AC_SUBST(NCURSES_SHLIB2)
ADA_SUBDIRS="include gen src doc"
if test "x$cf_with_tests" != "xno" ; then
ADA_SUBDIRS="$ADA_SUBDIRS samples"
fi
for cf_dir in $ADA_SUBDIRS
do
SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
done
AC_SUBST(ADA_SUBDIRS)
NCURSES_TREE="#"
AC_SUBST(NCURSES_TREE)
EXTERNAL_TREE=
AC_SUBST(EXTERNAL_TREE)
# match layout used by make-tar.sh
ADAHTML_DIR=../doc/ada
AC_SUBST(ADAHTML_DIR)
if test "x$cross_compiling" = xyes ; then
ADAGEN_LDFLAGS='$(CROSS_LDFLAGS)'
else
ADAGEN_LDFLAGS='$(NATIVE_LDFLAGS)'
fi
AC_SUBST(ADAGEN_LDFLAGS)
AC_OUTPUT( \
$SUB_MAKEFILES \
src/library.gpr:src/library.gpr.in \
doc/adacurses${DFT_ARG_SUFFIX}-config.1:doc/MKada_config.in \
Makefile,[
if test -z "$USE_OLD_MAKERULES" ; then
$AWK -f $srcdir/mk-1st.awk <$srcdir/src/modules >>src/Makefile
fi
],[
### Special initialization commands, used to pass information from the
### configuration-run into config.status
AWK="$AWK"
DFT_ARG_SUFFIX="$DFT_ARG_SUFFIX"
DFT_LWR_MODEL="$DFT_LWR_MODEL"
LIB_NAME="$LIB_NAME"
LIB_PREFIX="$LIB_PREFIX"
LIB_SUFFIX="$LIB_SUFFIX"
LN_S="$LN_S"
NCURSES_MAJOR="$NCURSES_MAJOR"
NCURSES_MINOR="$NCURSES_MINOR"
NCURSES_PATCH="$NCURSES_PATCH"
USE_OLD_MAKERULES="$USE_OLD_MAKERULES"
cf_cv_VERSION_GNATMAKE=$cf_cv_VERSION_GNATMAKE
cf_cv_VERSION_GPRBUILD=$cf_cv_VERSION_GPRBUILD
cf_cv_abi_version="$cf_cv_abi_version"
cf_cv_rel_version="$cf_cv_rel_version"
cf_cv_rm_so_locs="$cf_cv_rm_so_locs"
cf_cv_shared_soname='$cf_cv_shared_soname'
cf_cv_shlib_version="$cf_cv_shlib_version"
cf_cv_shlib_version_infix="$cf_cv_shlib_version_infix"
cf_cv_system_name="$cf_cv_system_name"
host="$host"
target="$target"
],cat)dnl
${MAKE:-make} preinstall
