1 dnl***************************************************************************
2 dnl Copyright (c) 2003-2015,2016 Free Software Foundation, Inc. *
4 dnl Permission is hereby granted, free of charge, to any person obtaining a *
5 dnl copy of this software and associated documentation files (the *
6 dnl "Software"), to deal in the Software without restriction, including *
7 dnl without limitation the rights to use, copy, modify, merge, publish, *
8 dnl distribute, distribute with modifications, sublicense, and/or sell *
9 dnl copies of the Software, and to permit persons to whom the Software is *
10 dnl furnished to do so, subject to the following conditions: *
12 dnl The above copyright notice and this permission notice shall be included *
13 dnl in all copies or substantial portions of the Software. *
15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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21 dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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25 dnl sale, use or other dealings in this Software without prior written *
27 dnl***************************************************************************
29 dnl $Id: aclocal.m4,v 1.129 2016/05/29 00:38:29 tom Exp $
31 dnl Author: Thomas E. Dickey
33 dnl Macros used in NCURSES test programs auto-configuration script.
35 dnl These macros are maintained separately from NCURSES. The copyright on
36 dnl this file applies to the aggregation of macros and does not affect use of
37 dnl these macros in other applications.
39 dnl See http://invisible-island.net/autoconf/ for additional information.
41 dnl ---------------------------------------------------------------------------
42 dnl ---------------------------------------------------------------------------
43 dnl AM_LANGINFO_CODESET version: 4 updated: 2015/04/18 08:56:57
44 dnl -------------------
45 dnl Inserted as requested by gettext 0.10.40
46 dnl File from /usr/share/aclocal
48 dnl ====================
51 dnl From Bruno Haible.
52 AC_DEFUN([AM_LANGINFO_CODESET],
54 AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
55 [AC_TRY_LINK([#include <langinfo.h>],
56 [char* cs = nl_langinfo(CODESET);],
57 am_cv_langinfo_codeset=yes,
58 am_cv_langinfo_codeset=no)
60 if test $am_cv_langinfo_codeset = yes; then
61 AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
62 [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
65 dnl ---------------------------------------------------------------------------
66 dnl CF_ACVERSION_CHECK version: 5 updated: 2014/06/04 19:11:49
67 dnl ------------------
68 dnl Conditionally generate script according to whether we're using a given autoconf.
70 dnl $1 = version to compare against
71 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
72 dnl $3 = code to use if AC_ACVERSION is older than $1.
73 define([CF_ACVERSION_CHECK],
75 ifdef([AC_ACVERSION], ,[ifdef([AC_AUTOCONF_VERSION],[m4_copy([AC_AUTOCONF_VERSION],[AC_ACVERSION])],[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])])dnl
76 ifdef([m4_version_compare],
77 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
78 [CF_ACVERSION_COMPARE(
79 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
80 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
81 dnl ---------------------------------------------------------------------------
82 dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
83 dnl --------------------
84 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
85 dnl MAJOR2, MINOR2, TERNARY2,
86 dnl PRINTABLE2, not FOUND, FOUND)
87 define([CF_ACVERSION_COMPARE],
88 [ifelse(builtin([eval], [$2 < $5]), 1,
89 [ifelse([$8], , ,[$8])],
90 [ifelse([$9], , ,[$9])])])dnl
91 dnl ---------------------------------------------------------------------------
92 dnl CF_ADD_CFLAGS version: 12 updated: 2015/04/12 15:39:00
94 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
95 dnl The second parameter if given makes this macro verbose.
97 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
98 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
99 dnl confused by the quotes (which require backslashes to keep them usable).
100 AC_DEFUN([CF_ADD_CFLAGS],
105 cf_new_extra_cppflags=
107 for cf_add_cflags in $1
109 case $cf_fix_cppflags in
111 case $cf_add_cflags in
112 (-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
113 case $cf_add_cflags in
115 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
117 test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
118 && test -z "${cf_tst_cflags}" \
119 && cf_fix_cppflags=yes
121 if test $cf_fix_cppflags = yes ; then
122 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
124 elif test "${cf_tst_cflags}" = "\"'" ; then
125 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
134 case $cf_add_cflags in
136 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
137 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
140 cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
145 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
150 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
152 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
154 test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
155 && test -z "${cf_tst_cflags}" \
156 && cf_fix_cppflags=no
161 if test -n "$cf_new_cflags" ; then
162 ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
163 CFLAGS="$CFLAGS $cf_new_cflags"
166 if test -n "$cf_new_cppflags" ; then
167 ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
168 CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
171 if test -n "$cf_new_extra_cppflags" ; then
172 ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
173 EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
176 AC_SUBST(EXTRA_CPPFLAGS)
179 dnl ---------------------------------------------------------------------------
180 dnl CF_ADD_INCDIR version: 14 updated: 2015/05/25 20:53:04
182 dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's
183 dnl redundant. We don't normally need to add -I/usr/local/include for gcc,
184 dnl but old versions (and some misinstalled ones) need that. To make things
185 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
186 dnl the include-path).
187 AC_DEFUN([CF_ADD_INCDIR],
189 if test -n "$1" ; then
190 for cf_add_incdir in $1
192 while test $cf_add_incdir != /usr/include
194 if test -d $cf_add_incdir
197 if test -n "$CFLAGS$CPPFLAGS" ; then
198 # a loop is needed to ensure we can add subdirs of existing dirs
199 for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
200 if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
201 cf_have_incdir=yes; break
206 if test "$cf_have_incdir" = no ; then
207 if test "$cf_add_incdir" = /usr/local/include ; then
210 cf_save_CPPFLAGS=$CPPFLAGS
211 CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
212 AC_TRY_COMPILE([#include <stdio.h>],
215 [cf_have_incdir=yes])
216 CPPFLAGS=$cf_save_CPPFLAGS
221 if test "$cf_have_incdir" = no ; then
222 CF_VERBOSE(adding $cf_add_incdir to include-path)
223 ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
225 cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
226 test "$cf_top_incdir" = "$cf_add_incdir" && break
227 cf_add_incdir="$cf_top_incdir"
238 dnl ---------------------------------------------------------------------------
239 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
241 dnl Add a library, used to enforce consistency.
243 dnl $1 = library to add, without the "-l"
244 dnl $2 = variable to update (default $LIBS)
245 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
246 dnl ---------------------------------------------------------------------------
247 dnl CF_ADD_LIBDIR version: 10 updated: 2015/04/18 08:56:57
249 dnl Adds to the library-path
251 dnl Some machines have trouble with multiple -L options.
253 dnl $1 is the (list of) directory(s) to add
254 dnl $2 is the optional name of the variable to update (default LDFLAGS)
256 AC_DEFUN([CF_ADD_LIBDIR],
258 if test -n "$1" ; then
259 for cf_add_libdir in $1
261 if test $cf_add_libdir = /usr/lib ; then
263 elif test -d $cf_add_libdir
266 if test -n "$LDFLAGS$LIBS" ; then
267 # a loop is needed to ensure we can add subdirs of existing dirs
268 for cf_test_libdir in $LDFLAGS $LIBS ; do
269 if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
270 cf_have_libdir=yes; break
274 if test "$cf_have_libdir" = no ; then
275 CF_VERBOSE(adding $cf_add_libdir to library-path)
276 ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
282 dnl ---------------------------------------------------------------------------
283 dnl CF_ADD_LIBS version: 2 updated: 2014/07/13 14:33:27
285 dnl Add one or more libraries, used to enforce consistency. Libraries are
286 dnl prepended to an existing list, since their dependencies are assumed to
287 dnl already exist in the list.
289 dnl $1 = libraries to add, with the "-l", etc.
290 dnl $2 = variable to update (default $LIBS)
291 AC_DEFUN([CF_ADD_LIBS],[
293 # Filter out duplicates - this happens with badly-designed ".pc" files...
294 for cf_add_1lib in [$]ifelse($2,,LIBS,[$2])
296 for cf_add_2lib in $cf_add_libs
298 if test "x$cf_add_1lib" = "x$cf_add_2lib"
304 test -n "$cf_add_1lib" && cf_add_libs="$cf_add_libs $cf_add_1lib"
306 ifelse($2,,LIBS,[$2])="$cf_add_libs"
308 dnl ---------------------------------------------------------------------------
309 dnl CF_ADD_LIB_AFTER version: 3 updated: 2013/07/09 21:27:22
311 dnl Add a given library after another, e.g., following the one it satisfies a
314 dnl $1 = the first library
315 dnl $2 = its dependency
316 AC_DEFUN([CF_ADD_LIB_AFTER],[
317 CF_VERBOSE(...before $LIBS)
318 LIBS=`echo "$LIBS" | sed -e "s/[[ ]][[ ]]*/ /g" -e "s%$1 %$1 $2 %" -e 's% % %g'`
319 CF_VERBOSE(...after $LIBS)
321 dnl ---------------------------------------------------------------------------
322 dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
323 dnl ------------------
324 dnl Append to a search-list for a nonstandard header/lib-file
325 dnl $1 = the variable to return as result
326 dnl $2 = the package name
327 dnl $3 = the subdirectory, e.g., bin, include or lib
328 dnl $4 = the directory under which we will test for subdirectories
329 dnl $5 = a directory that we do not want $4 to match
330 AC_DEFUN([CF_ADD_SUBDIR_PATH],
332 test "x$4" != "x$5" && \
334 ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
335 test -n "$verbose" && echo " ... testing for $3-directories under $4"
336 test -d $4/$3 && $1="[$]$1 $4/$3"
337 test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2"
338 test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3"
339 test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3"
340 test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2"
343 dnl ---------------------------------------------------------------------------
344 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
346 dnl Allow user to disable a normally-on option.
347 AC_DEFUN([CF_ARG_DISABLE],
348 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
349 dnl ---------------------------------------------------------------------------
350 dnl CF_ARG_ENABLE version: 3 updated: 1999/03/30 17:24:31
352 dnl Allow user to enable a normally-off option.
353 AC_DEFUN([CF_ARG_ENABLE],
354 [CF_ARG_OPTION($1,[$2],[$3],[$4],no)])dnl
355 dnl ---------------------------------------------------------------------------
356 dnl CF_ARG_OPTION version: 5 updated: 2015/05/10 19:52:14
358 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
364 dnl $3 = action to perform if option is not default
365 dnl $4 = action if perform if option is default
366 dnl $5 = default option value (either 'yes' or 'no')
367 AC_DEFUN([CF_ARG_OPTION],
368 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
369 if test "$enableval" != "$5" ; then
371 ,[ $3]) ifelse([$4],,,[
374 fi],[enableval=$5 ifelse([$4],,,[
378 dnl ---------------------------------------------------------------------------
379 dnl CF_CC_ENV_FLAGS version: 3 updated: 2016/05/21 18:10:17
381 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
382 dnl into CC. This will not help with broken scripts that wrap the compiler with
383 dnl options, but eliminates a more common category of user confusion.
385 dnl Caveat: this also disallows blanks in the pathname for the compiler, but
386 dnl the nuisance of having inconsistent settings for compiler and preprocessor
387 dnl outweighs that limitation.
388 AC_DEFUN([CF_CC_ENV_FLAGS],
390 # This should have been defined by AC_PROG_CC
393 AC_MSG_CHECKING(\$CC variable)
396 AC_MSG_RESULT(broken)
397 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
399 cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]][[ ]]*//'`
400 CC=`echo "$CC" | sed -e 's/[[ ]].*//'`
401 CF_ADD_CFLAGS($cf_flags)
402 CF_VERBOSE(resulting CC: '$CC')
403 CF_VERBOSE(resulting CFLAGS: '$CFLAGS')
404 CF_VERBOSE(resulting CPPFLAGS: '$CPPFLAGS')
411 dnl ---------------------------------------------------------------------------
412 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
414 dnl Check if we're accidentally using a cache from a different machine.
415 dnl Derive the system name, as a check for reusing the autoconf cache.
417 dnl If we've packaged config.guess and config.sub, run that (since it does a
418 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
419 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
420 dnl which is useful in cross-compiles.
422 dnl Note: we would use $ac_config_sub, but that is one of the places where
423 dnl autoconf 2.5x broke compatibility with autoconf 2.13
424 AC_DEFUN([CF_CHECK_CACHE],
426 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
427 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
428 system_name="$host_os"
430 system_name="`(uname -s -r) 2>/dev/null`"
431 if test -z "$system_name" ; then
432 system_name="`(hostname) 2>/dev/null`"
435 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
436 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
438 test -z "$system_name" && system_name="$cf_cv_system_name"
439 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
441 if test ".$system_name" != ".$cf_cv_system_name" ; then
442 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
443 AC_MSG_ERROR("Please remove config.cache and try again.")
446 dnl ---------------------------------------------------------------------------
447 dnl CF_CHECK_CFLAGS version: 3 updated: 2014/07/22 05:32:57
449 dnl Conditionally add to $CFLAGS and $CPPFLAGS values which are derived from
450 dnl a build-configuration such as imake. These have the pitfall that they
451 dnl often contain compiler-specific options which we cannot use, mixed with
452 dnl preprocessor options that we usually can.
453 AC_DEFUN([CF_CHECK_CFLAGS],
455 CF_VERBOSE(checking additions to CFLAGS)
456 cf_check_cflags="$CFLAGS"
457 cf_check_cppflags="$CPPFLAGS"
458 CF_ADD_CFLAGS($1,yes)
459 if test "x$cf_check_cflags" != "x$CFLAGS" ; then
460 AC_TRY_LINK([#include <stdio.h>],[printf("Hello world");],,
461 [CF_VERBOSE(test-compile failed. Undoing change to \$CFLAGS)
462 if test "x$cf_check_cppflags" != "x$CPPFLAGS" ; then
463 CF_VERBOSE(but keeping change to \$CPPFLAGS)
465 CFLAGS="$cf_check_flags"])
468 dnl ---------------------------------------------------------------------------
469 dnl CF_CHECK_CURSES_LIB version: 1 updated: 2015/04/25 20:53:11
470 dnl -------------------
471 dnl $1 = nominal library name, used also for header lookup
472 dnl $2 = suffix to append to library name
473 dnl $3 = function to check for using AC_CHECK_LIB
474 AC_DEFUN([CF_CHECK_CURSES_LIB],
476 AC_CHECK_LIB($1$2,$3,[
477 CF_UPPER(cf_upper,have_lib$1)
479 AC_DEFINE_UNQUOTED($cf_upper,1)])
481 dnl ---------------------------------------------------------------------------
482 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
483 dnl -----------------
484 dnl Check if the given compiler is really clang. clang's C driver defines
485 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
486 dnl not ignore some gcc options.
488 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
489 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
490 dnl the wrappers for gcc and g++ warnings.
492 dnl $1 = GCC (default) or GXX
493 dnl $2 = CLANG_COMPILER (default)
494 dnl $3 = CFLAGS (default) or CXXFLAGS
495 AC_DEFUN([CF_CLANG_COMPILER],[
496 ifelse([$2],,CLANG_COMPILER,[$2])=no
498 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
499 AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
500 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
501 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
507 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
508 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
510 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
511 AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
514 dnl ---------------------------------------------------------------------------
515 dnl CF_CURSES_ACS_MAP version: 7 updated: 2012/10/06 16:39:58
516 dnl -----------------
517 dnl Check for likely values of acs_map[]:
518 AC_DEFUN([CF_CURSES_ACS_MAP],
520 AC_REQUIRE([CF_NCURSES_WRAP_PREFIX])dnl
521 AC_CACHE_CHECK(for alternate character set array, cf_cv_curses_acs_map,[
522 cf_cv_curses_acs_map=unknown
523 for name in acs_map _acs_map __acs_map ${NCURSES_WRAP_PREFIX}acs_map
526 #include <${cf_cv_ncurses_header:-curses.h}>
528 $name['k'] = ACS_PLUS
529 ],[cf_cv_curses_acs_map=$name; break])
533 test "$cf_cv_curses_acs_map" != unknown && AC_DEFINE_UNQUOTED(CURSES_ACS_ARRAY,$cf_cv_curses_acs_map,[Define as needed to override ncurses prefix _nc_])
535 dnl ---------------------------------------------------------------------------
536 dnl CF_CURSES_CHECK_DATA version: 5 updated: 2014/07/19 18:41:17
537 dnl --------------------
538 dnl Check if curses.h defines the given data/variable.
539 dnl Use this after CF_NCURSES_CONFIG or CF_CURSES_CONFIG.
540 AC_DEFUN([CF_CURSES_CHECK_DATA],
542 AC_MSG_CHECKING(for data $1 declaration in ${cf_cv_ncurses_header:-curses.h})
544 AC_TRY_COMPILE(CF__CURSES_HEAD,[
546 ],cf_result=yes,cf_result=no)
547 AC_MSG_RESULT($cf_result)
549 if test $cf_result = yes ; then
550 CF_UPPER(cf_result,have_curses_data_$1)
551 AC_DEFINE_UNQUOTED($cf_result)
553 AC_MSG_CHECKING(for data $1 in library)
554 # BSD linkers insist on making weak linkage, but resolve at runtime.
555 AC_TRY_RUN(CF__CURSES_HEAD
561 fprintf(stderr, "testing linkage of $1:%p\n", foo);
562 ${cf_cv_main_return:-return}(foo == 0);
563 }],[cf_result=yes],[cf_result=no],[
565 AC_TRY_LINK(CF__CURSES_HEAD
569 fprintf(stderr, "testing linkage of $1:%p\n", foo);
570 ${cf_cv_main_return:-return}(foo == 0);
572 ],[cf_result=yes],[cf_result=no])
574 AC_MSG_RESULT($cf_result)
575 if test $cf_result = yes ; then
576 CF_UPPER(cf_result,decl_curses_data_$1)
577 AC_DEFINE_UNQUOTED($cf_result)
581 dnl ---------------------------------------------------------------------------
582 dnl CF_CURSES_CHECK_TYPE version: 4 updated: 2012/10/06 16:39:58
583 dnl --------------------
584 dnl Check if curses.h defines the given type
585 AC_DEFUN([CF_CURSES_CHECK_TYPE],
587 AC_MSG_CHECKING(for type $1 in ${cf_cv_ncurses_header:-curses.h})
589 #ifndef _XOPEN_SOURCE_EXTENDED
590 #define _XOPEN_SOURCE_EXTENDED
592 #include <${cf_cv_ncurses_header:-curses.h}>],[
594 ],cf_result=yes,cf_result=no)
595 AC_MSG_RESULT($cf_result)
596 if test $cf_result = yes ; then
597 CF_UPPER(cf_result,have_type_$1)
598 AC_DEFINE_UNQUOTED($cf_result,1,[Define to 1 if we have type $1])
600 AC_DEFINE_UNQUOTED($1,$2,[Define to appropriate type if $1 is not declared])
603 dnl ---------------------------------------------------------------------------
604 dnl CF_CURSES_CONFIG version: 2 updated: 2006/10/29 11:06:27
606 dnl Tie together the configure-script macros for curses. It may be ncurses,
607 dnl but unless asked, we do not make a special search for ncurses. However,
608 dnl still check for the ncurses version number, for use in other macros.
609 AC_DEFUN([CF_CURSES_CONFIG],
615 dnl ---------------------------------------------------------------------------
616 dnl CF_CURSES_CPPFLAGS version: 12 updated: 2015/04/15 19:08:48
617 dnl ------------------
618 dnl Look for the curses headers.
619 AC_DEFUN([CF_CURSES_CPPFLAGS],[
621 AC_CACHE_CHECK(for extra include directories,cf_cv_curses_incdir,[
622 cf_cv_curses_incdir=no
625 if test "x$cf_cv_screen" = "xcurses_colr"
627 test -d /usr/include/curses_colr && \
628 cf_cv_curses_incdir="-I/usr/include/curses_colr"
632 if test "x$cf_cv_screen" = "xcurses_5lib"
634 test -d /usr/5lib && \
635 test -d /usr/5include && \
636 cf_cv_curses_incdir="-I/usr/5include"
641 test "$cf_cv_curses_incdir" != no && CPPFLAGS="$CPPFLAGS $cf_cv_curses_incdir"
646 dnl ---------------------------------------------------------------------------
647 dnl CF_CURSES_FUNCS version: 18 updated: 2014/07/19 18:44:41
649 dnl Curses-functions are a little complicated, since a lot of them are macros.
650 AC_DEFUN([CF_CURSES_FUNCS],
652 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
653 AC_REQUIRE([CF_XOPEN_CURSES])
654 AC_REQUIRE([CF_CURSES_TERM_H])
655 AC_REQUIRE([CF_CURSES_UNCTRL_H])
658 CF_UPPER(cf_tr_func,$cf_func)
659 AC_MSG_CHECKING(for ${cf_func})
660 CF_MSG_LOG(${cf_func})
661 AC_CACHE_VAL(cf_cv_func_$cf_func,[
662 eval cf_result='$ac_cv_func_'$cf_func
663 if test ".$cf_result" != ".no"; then
664 AC_TRY_LINK(CF__CURSES_HEAD,
667 long foo = (long)(&${cf_func});
668 fprintf(stderr, "testing linkage of $cf_func:%p\n", foo);
669 if (foo + 1234 > 5678)
670 ${cf_cv_main_return:-return}(foo);
676 eval 'cf_cv_func_'$cf_func'=$cf_result'
678 # use the computed/retrieved cache-value:
679 eval 'cf_result=$cf_cv_func_'$cf_func
680 AC_MSG_RESULT($cf_result)
681 if test $cf_result != no; then
682 AC_DEFINE_UNQUOTED(HAVE_${cf_tr_func})
686 dnl ---------------------------------------------------------------------------
687 dnl CF_CURSES_HEADER version: 5 updated: 2015/04/23 20:35:30
689 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
690 dnl variations of ncurses' installs.
692 dnl $1 = ncurses when looking for ncurses, or is empty
693 AC_DEFUN([CF_CURSES_HEADER],[
694 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
695 cf_cv_ncurses_header=none
697 ncurses.h ifelse($1,,,[$1/ncurses.h]) \
698 curses.h ifelse($1,,,[$1/curses.h]) ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
700 AC_TRY_COMPILE([#include <${cf_header}>],
701 [initscr(); tgoto("?", 0,0)],
702 [cf_cv_ncurses_header=$cf_header; break],[])
706 if test "$cf_cv_ncurses_header" = none ; then
707 AC_MSG_ERROR(No curses header-files found)
710 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
711 AC_CHECK_HEADERS($cf_cv_ncurses_header)
713 dnl ---------------------------------------------------------------------------
714 dnl CF_CURSES_LIBS version: 39 updated: 2015/05/10 19:52:14
716 dnl Look for the curses libraries. Older curses implementations may require
717 dnl termcap/termlib to be linked as well. Call CF_CURSES_CPPFLAGS first.
718 AC_DEFUN([CF_CURSES_LIBS],[
720 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
721 AC_MSG_CHECKING(if we have identified curses libraries)
722 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
723 [initscr(); tgoto("?", 0,0)],
726 AC_MSG_RESULT($cf_result)
728 if test "$cf_result" = no ; then
731 AC_CHECK_LIB(mytinfo,tgoto,[CF_ADD_LIBS(-lmytinfo)])
734 # Looking at HPUX 10.20, the Hcurses library is the oldest (1997), cur_colr
735 # next (1998), and xcurses "newer" (2000). There is no header file for
736 # Hcurses; the subdirectory curses_colr has the headers (curses.h and
737 # term.h) for cur_colr
738 if test "x$cf_cv_screen" = "xcurses_colr"
740 AC_CHECK_LIB(cur_colr,initscr,[
741 CF_ADD_LIBS(-lcur_colr)
742 ac_cv_func_initscr=yes
744 AC_CHECK_LIB(Hcurses,initscr,[
745 # HP's header uses __HP_CURSES, but user claims _HP_CURSES.
746 CF_ADD_LIBS(-lHcurses)
747 CPPFLAGS="$CPPFLAGS -D__HP_CURSES -D_HP_CURSES"
748 ac_cv_func_initscr=yes
753 case `arch 2>/dev/null` in
757 CF_ADD_LIBDIR(/lib64)
768 if test "x$cf_cv_screen" = "xcurses_5lib"
770 if test -d /usr/5lib ; then
771 CF_ADD_LIBDIR(/usr/5lib)
772 CF_ADD_LIBS(-lcurses -ltermcap)
775 ac_cv_func_initscr=yes
779 if test ".$ac_cv_func_initscr" != .yes ; then
782 if test ".${cf_cv_ncurses_version:-no}" != .no
784 cf_check_list="ncurses curses cursesX"
786 cf_check_list="cursesX curses ncurses"
789 # Check for library containing tgoto. Do this before curses library
790 # because it may be needed to link the test-case for initscr.
791 if test "x$cf_term_lib" = x
793 AC_CHECK_FUNC(tgoto,[cf_term_lib=predefined],[
794 for cf_term_lib in $cf_check_list otermcap termcap tinfo termlib unknown
796 AC_CHECK_LIB($cf_term_lib,tgoto,[break])
801 # Check for library containing initscr
802 test "$cf_term_lib" != predefined && test "$cf_term_lib" != unknown && LIBS="-l$cf_term_lib $cf_save_LIBS"
803 if test "x$cf_curs_lib" = x
805 for cf_curs_lib in $cf_check_list xcurses jcurses pdcurses unknown
807 AC_CHECK_LIB($cf_curs_lib,initscr,[break])
810 test $cf_curs_lib = unknown && AC_MSG_ERROR(no curses library found)
812 LIBS="-l$cf_curs_lib $cf_save_LIBS"
813 if test "$cf_term_lib" = unknown ; then
814 AC_MSG_CHECKING(if we can link with $cf_curs_lib library)
815 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
819 AC_MSG_RESULT($cf_result)
820 test $cf_result = no && AC_MSG_ERROR(Cannot link curses library)
821 elif test "$cf_curs_lib" = "$cf_term_lib" ; then
823 elif test "$cf_term_lib" != predefined ; then
824 AC_MSG_CHECKING(if we need both $cf_curs_lib and $cf_term_lib libraries)
825 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
826 [initscr(); tgoto((char *)0, 0, 0);],
829 LIBS="-l$cf_curs_lib -l$cf_term_lib $cf_save_LIBS"
830 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
835 AC_MSG_RESULT($cf_result)
841 dnl ---------------------------------------------------------------------------
842 dnl CF_CURSES_TERM_H version: 11 updated: 2015/04/15 19:08:48
844 dnl SVr4 curses should have term.h as well (where it puts the definitions of
845 dnl the low-level interface). This may not be true in old/broken implementations,
846 dnl as well as in misconfigured systems (e.g., gcc configured for Solaris 2.4
847 dnl running with Solaris 2.5.1).
848 AC_DEFUN([CF_CURSES_TERM_H],
850 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
852 AC_CACHE_CHECK(for term.h, cf_cv_term_header,[
854 # If we found <ncurses/curses.h>, look for <ncurses/term.h>, but always look
855 # for <term.h> if we do not find the variant.
857 cf_header_list="term.h ncurses/term.h ncursesw/term.h"
859 case ${cf_cv_ncurses_header:-curses.h} in
861 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`term.h
862 cf_header_list="$cf_header_item $cf_header_list"
866 for cf_header in $cf_header_list
869 #include <${cf_cv_ncurses_header:-curses.h}>
870 #include <${cf_header}>],
872 [cf_cv_term_header=$cf_header
874 [cf_cv_term_header=no])
877 case $cf_cv_term_header in
879 # If curses is ncurses, some packagers still mess it up by trying to make
880 # us use GNU termcap. This handles the most common case.
881 for cf_header in ncurses/term.h ncursesw/term.h
884 #include <${cf_cv_ncurses_header:-curses.h}>
885 #ifdef NCURSES_VERSION
886 #include <${cf_header}>
891 [cf_cv_term_header=$cf_header
893 [cf_cv_term_header=no])
899 case $cf_cv_term_header in
901 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
904 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
907 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
911 dnl ---------------------------------------------------------------------------
912 dnl CF_CURSES_UNCTRL_H version: 4 updated: 2015/04/15 19:08:48
913 dnl ------------------
914 dnl Any X/Open curses implementation must have unctrl.h, but ncurses packages
915 dnl may put it in a subdirectory (along with ncurses' other headers, of
916 dnl course). Packages which put the headers in inconsistent locations are
918 AC_DEFUN([CF_CURSES_UNCTRL_H],
920 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
922 AC_CACHE_CHECK(for unctrl.h, cf_cv_unctrl_header,[
924 # If we found <ncurses/curses.h>, look for <ncurses/unctrl.h>, but always look
925 # for <unctrl.h> if we do not find the variant.
927 cf_header_list="unctrl.h ncurses/unctrl.h ncursesw/unctrl.h"
929 case ${cf_cv_ncurses_header:-curses.h} in
931 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`unctrl.h
932 cf_header_list="$cf_header_item $cf_header_list"
936 for cf_header in $cf_header_list
939 #include <${cf_cv_ncurses_header:-curses.h}>
940 #include <${cf_header}>],
942 [cf_cv_unctrl_header=$cf_header
944 [cf_cv_unctrl_header=no])
948 case $cf_cv_unctrl_header in
950 AC_MSG_WARN(unctrl.h header not found)
954 case $cf_cv_unctrl_header in
956 AC_DEFINE(HAVE_UNCTRL_H,1,[Define to 1 if we have unctrl.h])
959 AC_DEFINE(HAVE_NCURSES_UNCTRL_H,1,[Define to 1 if we have ncurses/unctrl.h])
962 AC_DEFINE(HAVE_NCURSESW_UNCTRL_H,1,[Define to 1 if we have ncursesw/unctrl.h])
966 dnl ---------------------------------------------------------------------------
967 dnl CF_CURSES_WACS_MAP version: 6 updated: 2012/10/06 08:57:51
968 dnl ------------------
969 dnl Check for likely values of wacs_map[].
970 AC_DEFUN([CF_CURSES_WACS_MAP],
972 AC_CACHE_CHECK(for wide alternate character set array, cf_cv_curses_wacs_map,[
973 cf_cv_curses_wacs_map=unknown
974 for name in wacs_map _wacs_map __wacs_map _nc_wacs _wacs_char
977 #ifndef _XOPEN_SOURCE_EXTENDED
978 #define _XOPEN_SOURCE_EXTENDED
980 #include <${cf_cv_ncurses_header:-curses.h}>],
981 [void *foo = &($name['k'])],
982 [cf_cv_curses_wacs_map=$name
986 test "$cf_cv_curses_wacs_map" != unknown && AC_DEFINE_UNQUOTED(CURSES_WACS_ARRAY,$cf_cv_curses_wacs_map,[Define to name of (n)curses wide-character array])
988 dnl ---------------------------------------------------------------------------
989 dnl CF_CURSES_WACS_SYMBOLS version: 2 updated: 2012/10/06 08:57:51
990 dnl ----------------------
991 dnl Do a check to see if the WACS_xxx constants are defined compatibly with
992 dnl X/Open Curses. In particular, NetBSD's implementation of the WACS_xxx
993 dnl constants is broken since those constants do not point to cchar_t's.
994 AC_DEFUN([CF_CURSES_WACS_SYMBOLS],
996 AC_REQUIRE([CF_CURSES_WACS_MAP])
998 AC_CACHE_CHECK(for wide alternate character constants, cf_cv_curses_wacs_symbols,[
999 cf_cv_curses_wacs_symbols=no
1000 if test "$cf_cv_curses_wacs_map" != unknown
1003 #ifndef _XOPEN_SOURCE_EXTENDED
1004 #define _XOPEN_SOURCE_EXTENDED
1006 #include <${cf_cv_ncurses_header:-curses.h}>],
1007 [cchar_t *foo = WACS_PLUS;
1008 $cf_cv_curses_wacs_map['k'] = *WACS_PLUS],
1009 [cf_cv_curses_wacs_symbols=yes])
1012 #ifndef _XOPEN_SOURCE_EXTENDED
1013 #define _XOPEN_SOURCE_EXTENDED
1015 #include <${cf_cv_ncurses_header:-curses.h}>],
1016 [cchar_t *foo = WACS_PLUS],
1017 [cf_cv_curses_wacs_symbols=yes])
1021 test "$cf_cv_curses_wacs_symbols" != no && AC_DEFINE(CURSES_WACS_SYMBOLS,1,[Define to 1 if (n)curses supports wide-character WACS_ symbols])
1023 dnl ---------------------------------------------------------------------------
1024 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1026 dnl "dirname" is not portable, so we fake it with a shell script.
1027 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1028 dnl ---------------------------------------------------------------------------
1029 dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57
1031 dnl You can always use "make -n" to see the actual options, but it's hard to
1032 dnl pick out/analyze warning messages when the compile-line is long.
1035 dnl ECHO_LT - symbol to control if libtool is verbose
1036 dnl ECHO_LD - symbol to prefix "cc -o" lines
1037 dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1038 dnl SHOW_CC - symbol to put before explicit "cc -c" lines
1039 dnl ECHO_CC - symbol to put before any "cc" line
1041 AC_DEFUN([CF_DISABLE_ECHO],[
1042 AC_MSG_CHECKING(if you want to see long compiling messages)
1043 CF_ARG_DISABLE(echo,
1044 [ --disable-echo do not display "compiling" commands],
1047 ECHO_LD='@echo linking [$]@;'
1048 RULE_CC='@echo compiling [$]<'
1049 SHOW_CC='@echo compiling [$]@'
1058 AC_MSG_RESULT($enableval)
1065 dnl ---------------------------------------------------------------------------
1066 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1067 dnl ----------------
1068 dnl Combine no-leak checks with the libraries or tools that are used for the
1070 AC_DEFUN([CF_DISABLE_LEAKS],[
1072 AC_REQUIRE([CF_WITH_DMALLOC])
1073 AC_REQUIRE([CF_WITH_DBMALLOC])
1074 AC_REQUIRE([CF_WITH_VALGRIND])
1076 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1077 AC_ARG_ENABLE(leaks,
1078 [ --disable-leaks test: free permanent memory, analyze leaks],
1079 [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1080 : ${with_no_leaks:=no})
1081 AC_MSG_RESULT($with_no_leaks)
1083 if test "$with_no_leaks" = yes ; then
1084 AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1085 AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1088 dnl ---------------------------------------------------------------------------
1089 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1090 dnl ---------------------
1091 dnl The rpath-hack makes it simpler to build programs, particularly with the
1092 dnl *BSD ports which may have essential libraries in unusual places. But it
1093 dnl can interfere with building an executable for the base system. Use this
1094 dnl option in that case.
1095 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1097 AC_MSG_CHECKING(if rpath-hack should be disabled)
1098 CF_ARG_DISABLE(rpath-hack,
1099 [ --disable-rpath-hack don't add rpath options for additional libraries],
1100 [cf_disable_rpath_hack=yes],
1101 [cf_disable_rpath_hack=no])
1102 AC_MSG_RESULT($cf_disable_rpath_hack)
1103 if test "$cf_disable_rpath_hack" = no ; then
1107 dnl ---------------------------------------------------------------------------
1108 dnl CF_ENABLE_WARNINGS version: 4 updated: 2009/07/26 17:53:03
1109 dnl ------------------
1110 dnl Configure-option to enable gcc warnings
1111 AC_DEFUN([CF_ENABLE_WARNINGS],[
1112 if ( test "$GCC" = yes || test "$GXX" = yes )
1114 AC_MSG_CHECKING(if you want to turn on gcc warnings)
1115 CF_ARG_ENABLE(warnings,
1116 [ --enable-warnings test: turn on gcc compiler warnings],
1117 [with_warnings=yes],
1119 AC_MSG_RESULT($with_warnings)
1120 if test "$with_warnings" = "yes"
1127 dnl ---------------------------------------------------------------------------
1128 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
1130 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
1131 dnl prefer a standard location, and use -L options only if we do not find the
1132 dnl library in the standard library location(s).
1133 dnl $1 = library name
1134 dnl $2 = library class, usually the same as library name
1136 dnl $4 = code fragment to compile/link
1137 dnl $5 = corresponding function-name
1138 dnl $6 = flag, nonnull if failure should not cause an error-exit
1140 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
1141 dnl to use a -L option.
1142 AC_DEFUN([CF_FIND_LIBRARY],
1144 eval 'cf_cv_have_lib_'$1'=no'
1147 eval 'cf_cv_have_lib_'$1'=yes',[
1148 cf_save_LIBS="$LIBS"
1149 AC_MSG_CHECKING(for $5 in -l$1)
1151 AC_TRY_LINK([$3],[$4],
1153 eval 'cf_cv_have_lib_'$1'=yes'
1156 CF_LIBRARY_PATH(cf_search,$2)
1157 for cf_libdir in $cf_search
1159 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
1160 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
1161 AC_TRY_LINK([$3],[$4],
1163 eval 'cf_cv_have_lib_'$1'=yes'
1166 LIBS="$cf_save_LIBS"])
1170 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
1172 if test $cf_found_library = no ; then
1173 AC_MSG_ERROR(Cannot link $1 library)
1177 dnl ---------------------------------------------------------------------------
1178 dnl CF_FIND_LINKAGE version: 20 updated: 2015/04/18 08:56:57
1180 dnl Find a library (specifically the linkage used in the code fragment),
1181 dnl searching for it if it is not already in the library path.
1182 dnl See also CF_ADD_SEARCHPATH.
1184 dnl Parameters (4-on are optional):
1185 dnl $1 = headers for library entrypoint
1186 dnl $2 = code fragment for library entrypoint
1187 dnl $3 = the library name without the "-l" option or ".so" suffix.
1188 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
1189 dnl $5 = action to perform if not successful
1190 dnl $6 = module name, if not the same as the library name
1191 dnl $7 = extra libraries
1193 dnl Sets these variables:
1194 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1195 dnl $cf_cv_header_path_$3 - include-directory if needed
1196 dnl $cf_cv_library_path_$3 - library-directory if needed
1197 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1198 AC_DEFUN([CF_FIND_LINKAGE],[
1200 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1201 # will be set on completion of the AC_TRY_LINK below.
1202 cf_cv_header_path_$3=
1203 cf_cv_library_path_$3=
1205 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1207 cf_save_LIBS="$LIBS"
1209 AC_TRY_LINK([$1],[$2],[
1210 cf_cv_find_linkage_$3=yes
1211 cf_cv_header_path_$3=/usr/include
1212 cf_cv_library_path_$3=/usr/lib
1215 LIBS="-l$3 $7 $cf_save_LIBS"
1217 AC_TRY_LINK([$1],[$2],[
1218 cf_cv_find_linkage_$3=yes
1219 cf_cv_header_path_$3=/usr/include
1220 cf_cv_library_path_$3=/usr/lib
1221 cf_cv_library_file_$3="-l$3"
1223 cf_cv_find_linkage_$3=no
1224 LIBS="$cf_save_LIBS"
1226 CF_VERBOSE(find linkage for $3 library)
1227 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1229 cf_save_CPPFLAGS="$CPPFLAGS"
1230 cf_test_CPPFLAGS="$CPPFLAGS"
1232 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1233 for cf_cv_header_path_$3 in $cf_search
1235 if test -d $cf_cv_header_path_$3 ; then
1236 CF_VERBOSE(... testing $cf_cv_header_path_$3)
1237 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1238 AC_TRY_COMPILE([$1],[$2],[
1239 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1240 cf_cv_find_linkage_$3=maybe
1241 cf_test_CPPFLAGS="$CPPFLAGS"
1243 CPPFLAGS="$cf_save_CPPFLAGS"
1248 if test "$cf_cv_find_linkage_$3" = maybe ; then
1250 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1252 cf_save_LIBS="$LIBS"
1253 cf_save_LDFLAGS="$LDFLAGS"
1256 CPPFLAGS="$cf_test_CPPFLAGS"
1257 LIBS="-l$3 $7 $cf_save_LIBS"
1258 AC_TRY_LINK([$1],[$2],[
1259 CF_VERBOSE(... found $3 library in system)
1260 cf_cv_find_linkage_$3=yes])
1261 CPPFLAGS="$cf_save_CPPFLAGS"
1262 LIBS="$cf_save_LIBS"
1265 if test "$cf_cv_find_linkage_$3" != yes ; then
1266 CF_LIBRARY_PATH(cf_search,$3)
1267 for cf_cv_library_path_$3 in $cf_search
1269 if test -d $cf_cv_library_path_$3 ; then
1270 CF_VERBOSE(... testing $cf_cv_library_path_$3)
1271 CPPFLAGS="$cf_test_CPPFLAGS"
1272 LIBS="-l$3 $7 $cf_save_LIBS"
1273 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1274 AC_TRY_LINK([$1],[$2],[
1275 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1276 cf_cv_find_linkage_$3=yes
1277 cf_cv_library_file_$3="-l$3"
1279 CPPFLAGS="$cf_save_CPPFLAGS"
1280 LIBS="$cf_save_LIBS"
1281 LDFLAGS="$cf_save_LDFLAGS"
1285 CPPFLAGS="$cf_save_CPPFLAGS"
1286 LDFLAGS="$cf_save_LDFLAGS"
1290 cf_cv_find_linkage_$3=no
1295 LIBS="$cf_save_LIBS"
1297 if test "$cf_cv_find_linkage_$3" = yes ; then
1299 CF_ADD_INCDIR($cf_cv_header_path_$3)
1300 CF_ADD_LIBDIR($cf_cv_library_path_$3)
1304 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1307 dnl ---------------------------------------------------------------------------
1308 dnl CF_FUNC_CURSES_VERSION version: 6 updated: 2012/10/06 16:39:58
1309 dnl ----------------------
1310 dnl Solaris has a data item 'curses_version', which confuses AC_CHECK_FUNCS.
1311 dnl It's a character string "SVR4", not documented.
1312 AC_DEFUN([CF_FUNC_CURSES_VERSION],
1314 AC_CACHE_CHECK(for function curses_version, cf_cv_func_curses_version,[
1316 #include <${cf_cv_ncurses_header:-curses.h}>
1320 sprintf(temp, "%s\n", curses_version());
1321 ${cf_cv_main_return:-return}(0);
1323 ,[cf_cv_func_curses_version=yes]
1324 ,[cf_cv_func_curses_version=no]
1325 ,[cf_cv_func_curses_version=unknown])
1327 test "$cf_cv_func_curses_version" = yes && AC_DEFINE(HAVE_CURSES_VERSION,1,[Define to 1 if we have curses_version function])
1329 dnl ---------------------------------------------------------------------------
1330 dnl CF_FUNC_OPENPTY version: 5 updated: 2015/09/12 14:46:50
1332 dnl Check for openpty() function, along with <pty.h> header. It may need the
1333 dnl "util" library as well.
1334 AC_DEFUN([CF_FUNC_OPENPTY],
1336 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1337 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1338 cf_save_LIBS="$LIBS"
1339 test $cf_cv_lib_util = yes && { CF_ADD_LIB(util) }
1340 for cf_header in pty.h libutil.h util.h
1343 #include <$cf_header>
1345 int x = openpty((int *)0, (int *)0, (char *)0,
1346 (struct termios *)0, (struct winsize *)0);
1348 cf_cv_func_openpty=$cf_header
1351 cf_cv_func_openpty=no
1354 LIBS="$cf_save_LIBS"
1357 dnl ---------------------------------------------------------------------------
1358 dnl CF_GCC_ATTRIBUTES version: 17 updated: 2015/04/12 15:39:00
1359 dnl -----------------
1360 dnl Test for availability of useful gcc __attribute__ directives to quiet
1361 dnl compiler warnings. Though useful, not all are supported -- and contrary
1362 dnl to documentation, unrecognized directives cause older compilers to barf.
1363 AC_DEFUN([CF_GCC_ATTRIBUTES],
1365 if test "$GCC" = yes
1367 cat > conftest.i <<EOF
1369 #define GCC_PRINTF 0
1374 #ifndef GCC_NORETURN
1375 #define GCC_NORETURN /* nothing */
1378 #define GCC_UNUSED /* nothing */
1381 if test "$GCC" = yes
1383 AC_CHECKING([for $CC __attribute__ directives])
1384 cat > conftest.$ac_ext <<EOF
1385 #line __oline__ "${as_me:-configure}"
1386 #include "confdefs.h"
1387 #include "conftest.h"
1388 #include "conftest.i"
1390 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1392 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1395 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1397 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
1399 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1400 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1401 extern void foo(void) GCC_NORETURN;
1402 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1404 cf_printf_attribute=no
1405 cf_scanf_attribute=no
1406 for cf_attribute in scanf printf unused noreturn
1408 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1409 cf_directive="__attribute__(($cf_attribute))"
1410 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1412 case $cf_attribute in
1414 cf_printf_attribute=yes
1415 cat >conftest.h <<EOF
1416 #define GCC_$cf_ATTRIBUTE 1
1420 cf_scanf_attribute=yes
1421 cat >conftest.h <<EOF
1422 #define GCC_$cf_ATTRIBUTE 1
1426 cat >conftest.h <<EOF
1427 #define GCC_$cf_ATTRIBUTE $cf_directive
1432 if AC_TRY_EVAL(ac_compile); then
1433 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1434 cat conftest.h >>confdefs.h
1435 case $cf_attribute in
1437 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1440 cf_value='/* nothing */'
1441 if test "$cf_printf_attribute" != no ; then
1442 cf_value='__attribute__((format(printf,fmt,var)))'
1443 AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1445 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1448 cf_value='/* nothing */'
1449 if test "$cf_scanf_attribute" != no ; then
1450 cf_value='__attribute__((format(scanf,fmt,var)))'
1451 AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1453 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1456 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1462 fgrep define conftest.i >>confdefs.h
1467 dnl ---------------------------------------------------------------------------
1468 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1470 dnl Find version of gcc
1471 AC_DEFUN([CF_GCC_VERSION],[
1472 AC_REQUIRE([AC_PROG_CC])
1474 if test "$GCC" = yes ; then
1475 AC_MSG_CHECKING(version of $CC)
1476 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1477 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1478 AC_MSG_RESULT($GCC_VERSION)
1481 dnl ---------------------------------------------------------------------------
1482 dnl CF_GCC_WARNINGS version: 32 updated: 2015/04/12 15:39:00
1484 dnl Check if the compiler supports useful warning options. There's a few that
1485 dnl we don't use, simply because they're too noisy:
1487 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1488 dnl -Wredundant-decls (system headers make this too noisy)
1489 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1490 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1491 dnl is enabled for ncurses using "--enable-const".
1495 dnl $1 is an optional list of gcc warning flags that a particular
1496 dnl application might want to use, e.g., "no-unused" for
1499 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1501 AC_DEFUN([CF_GCC_WARNINGS],
1503 AC_REQUIRE([CF_GCC_VERSION])
1504 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1505 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1507 cat > conftest.$ac_ext <<EOF
1508 #line __oline__ "${as_me:-configure}"
1509 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1512 if test "$INTEL_COMPILER" = yes
1514 # The "-wdXXX" options suppress warnings:
1515 # remark #1419: external declaration in primary source file
1516 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1517 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1518 # remark #193: zero used for undefined preprocessing identifier
1519 # remark #593: variable "curs_sb_left_arrow" was set but never used
1520 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1521 # remark #869: parameter "tw" was never referenced
1522 # remark #981: operands are evaluated in unspecified order
1523 # warning #279: controlling expression is constant
1525 AC_CHECKING([for $CC warning options])
1526 cf_save_CFLAGS="$CFLAGS"
1527 EXTRA_CFLAGS="-Wall"
1539 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1540 if AC_TRY_EVAL(ac_compile); then
1541 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1542 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1545 CFLAGS="$cf_save_CFLAGS"
1547 elif test "$GCC" = yes
1549 AC_CHECKING([for $CC warning options])
1550 cf_save_CFLAGS="$CFLAGS"
1553 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1554 cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
1555 test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
1556 for cf_opt in W Wall \
1557 Wbad-function-cast \
1560 Wdeclaration-after-statement \
1563 Wmissing-declarations \
1564 Wmissing-prototypes \
1568 Wstrict-prototypes \
1569 Wundef $cf_gcc_warnings $cf_warn_CONST $1
1571 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1572 if AC_TRY_EVAL(ac_compile); then
1573 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1576 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1579 case $GCC_VERSION in
1581 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1586 case $GCC_VERSION in
1588 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1593 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1596 CFLAGS="$cf_save_CFLAGS"
1600 AC_SUBST(EXTRA_CFLAGS)
1602 dnl ---------------------------------------------------------------------------
1603 dnl CF_GETOPT_HEADER version: 6 updated: 2014/07/22 14:45:54
1604 dnl ----------------
1605 dnl Check for getopt's variables which are commonly defined in stdlib.h,
1606 dnl unistd.h or (nonstandard) in getopt.h
1607 AC_DEFUN([CF_GETOPT_HEADER],
1609 AC_HAVE_HEADERS(unistd.h getopt.h)
1610 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
1611 cf_cv_getopt_header=none
1612 for cf_header in stdio.h stdlib.h unistd.h getopt.h
1615 #include <$cf_header>],
1616 [int x = optind; char *y = optarg],
1617 [cf_cv_getopt_header=$cf_header
1621 if test $cf_cv_getopt_header != none ; then
1622 AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if getopt variables are declared in header])
1624 if test $cf_cv_getopt_header = getopt.h ; then
1625 AC_DEFINE(NEED_GETOPT_H,1,[Define to 1 if we must include getopt.h])
1628 dnl ---------------------------------------------------------------------------
1629 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1631 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1632 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1633 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1634 dnl since it is interwoven with GNU extensions.
1636 dnl Well, yes we could work around it...
1637 AC_DEFUN([CF_GNU_SOURCE],
1639 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1640 AC_TRY_COMPILE([#include <sys/types.h>],[
1641 #ifndef _XOPEN_SOURCE
1644 [cf_cv_gnu_source=no],
1645 [cf_save="$CPPFLAGS"
1646 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1647 AC_TRY_COMPILE([#include <sys/types.h>],[
1648 #ifdef _XOPEN_SOURCE
1651 [cf_cv_gnu_source=no],
1652 [cf_cv_gnu_source=yes])
1656 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1658 dnl ---------------------------------------------------------------------------
1659 dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48
1661 dnl Construct a search-list of directories for a nonstandard header-file
1664 dnl $1 = the variable to return as result
1665 dnl $2 = the package name
1666 AC_DEFUN([CF_HEADER_PATH],
1670 # collect the current set of include-directories from compiler flags
1671 cf_header_path_list=""
1672 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1673 for cf_header_path in $CPPFLAGS $CFLAGS
1675 case $cf_header_path in
1677 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1678 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1679 cf_header_path_list="$cf_header_path_list [$]$1"
1685 # add the variations for the package we are looking for
1686 CF_SUBDIR_PATH($1,$2,include)
1688 test "$includedir" != NONE && \
1689 test "$includedir" != "/usr/include" && \
1690 test -d "$includedir" && {
1691 test -d $includedir && $1="[$]$1 $includedir"
1692 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1695 test "$oldincludedir" != NONE && \
1696 test "$oldincludedir" != "/usr/include" && \
1697 test -d "$oldincludedir" && {
1698 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1699 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1702 $1="[$]$1 $cf_header_path_list"
1704 dnl ---------------------------------------------------------------------------
1705 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1707 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1708 AC_DEFUN([CF_HELP_MESSAGE],
1709 [AC_DIVERT_HELP([$1])dnl
1711 dnl ---------------------------------------------------------------------------
1712 dnl CF_INHERIT_SCRIPT version: 2 updated: 2003/03/01 23:50:42
1713 dnl -----------------
1714 dnl If we do not have a given script, look for it in the parent directory.
1715 AC_DEFUN([CF_INHERIT_SCRIPT],
1717 test -f $1 || ( test -f ../$1 && cp ../$1 ./ )
1719 dnl ---------------------------------------------------------------------------
1720 dnl CF_INTEL_COMPILER version: 7 updated: 2015/04/12 15:39:00
1721 dnl -----------------
1722 dnl Check if the given compiler is really the Intel compiler for Linux. It
1723 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1724 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1726 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1727 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1728 dnl the wrappers for gcc and g++ warnings.
1730 dnl $1 = GCC (default) or GXX
1731 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1732 dnl $3 = CFLAGS (default) or CXXFLAGS
1733 AC_DEFUN([CF_INTEL_COMPILER],[
1734 AC_REQUIRE([AC_CANONICAL_HOST])
1735 ifelse([$2],,INTEL_COMPILER,[$2])=no
1737 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1740 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1741 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1742 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1744 #ifdef __INTEL_COMPILER
1748 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1749 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
1751 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1752 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1757 dnl ---------------------------------------------------------------------------
1758 dnl CF_LD_RPATH_OPT version: 7 updated: 2016/02/20 18:01:19
1760 dnl For the given system and compiler, find the compiler flags to pass to the
1761 dnl loader to use the "rpath" feature.
1762 AC_DEFUN([CF_LD_RPATH_OPT],
1764 AC_REQUIRE([CF_CHECK_CACHE])
1767 AC_MSG_CHECKING(for an rpath option)
1768 case $cf_cv_system_name in
1770 if test "$GCC" = yes; then
1771 LD_RPATH_OPT="-Wl,-rpath,"
1773 LD_RPATH_OPT="-rpath "
1776 (linux*|gnu*|k*bsd*-gnu|freebsd*)
1777 LD_RPATH_OPT="-Wl,-rpath,"
1779 (openbsd[[2-9]].*|mirbsd*)
1780 LD_RPATH_OPT="-Wl,-rpath,"
1783 LD_RPATH_OPT="-rpath "
1786 LD_RPATH_OPT="-Wl,-rpath,"
1789 LD_RPATH_OPT="-rpath "
1797 AC_MSG_RESULT($LD_RPATH_OPT)
1799 case "x$LD_RPATH_OPT" in
1801 AC_MSG_CHECKING(if we need a space after rpath option)
1802 cf_save_LIBS="$LIBS"
1803 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1804 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1805 LIBS="$cf_save_LIBS"
1806 AC_MSG_RESULT($cf_rpath_space)
1807 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1811 dnl ---------------------------------------------------------------------------
1812 dnl CF_LIBRARY_PATH version: 10 updated: 2015/04/15 19:08:48
1814 dnl Construct a search-list of directories for a nonstandard library-file
1817 dnl $1 = the variable to return as result
1818 dnl $2 = the package name
1819 AC_DEFUN([CF_LIBRARY_PATH],
1822 cf_library_path_list=""
1823 if test -n "${LDFLAGS}${LIBS}" ; then
1824 for cf_library_path in $LDFLAGS $LIBS
1826 case $cf_library_path in
1828 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1829 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1830 cf_library_path_list="$cf_library_path_list [$]$1"
1836 CF_SUBDIR_PATH($1,$2,lib)
1838 $1="$cf_library_path_list [$]$1"
1840 dnl ---------------------------------------------------------------------------
1841 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1843 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1844 dnl a monocase filesystem.
1845 AC_DEFUN([CF_MAKE_TAGS],[
1846 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1848 AC_CHECK_PROGS(CTAGS, exctags ctags)
1849 AC_CHECK_PROGS(ETAGS, exetags etags)
1851 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1853 if test "$cf_cv_mixedcase" = yes ; then
1854 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1859 if test "$MAKE_UPPER_TAGS" = yes ; then
1865 if test "$MAKE_LOWER_TAGS" = yes ; then
1874 AC_SUBST(MAKE_UPPER_TAGS)
1875 AC_SUBST(MAKE_LOWER_TAGS)
1877 dnl ---------------------------------------------------------------------------
1878 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
1880 dnl Checks for libraries. At least one UNIX system, Apple Macintosh
1881 dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler
1882 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
1883 AC_DEFUN([CF_MATH_LIB],
1885 AC_CACHE_CHECK(if -lm needed for math functions,
1891 [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
1892 [cf_cv_need_libm=no],
1893 [cf_cv_need_libm=yes])])
1894 if test "$cf_cv_need_libm" = yes
1901 dnl ---------------------------------------------------------------------------
1902 dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00
1903 dnl ----------------------
1904 dnl Check if the file-system supports mixed-case filenames. If we're able to
1905 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1906 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1908 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
1909 if test "$cross_compiling" = yes ; then
1910 case $target_alias in
1911 (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
1919 rm -f conftest CONFTEST
1921 if test -f CONFTEST ; then
1926 rm -f conftest CONFTEST
1929 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
1931 dnl ---------------------------------------------------------------------------
1932 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
1934 dnl Write a debug message to config.log, along with the line number in the
1935 dnl configure script.
1936 AC_DEFUN([CF_MSG_LOG],[
1937 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
1939 dnl ---------------------------------------------------------------------------
1940 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
1941 dnl -------------------
1942 dnl Check if we can compile with ncurses' header file
1943 dnl $1 is the cache variable to set
1944 dnl $2 is the header-file to include
1945 dnl $3 is the root name (ncurses or ncursesw)
1946 AC_DEFUN([CF_NCURSES_CC_CHECK],[
1948 ]ifelse($3,ncursesw,[
1949 #define _XOPEN_SOURCE_EXTENDED
1950 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
1951 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
1954 #ifdef NCURSES_VERSION
1955 ]ifelse($3,ncursesw,[
1960 printf("%s\n", NCURSES_VERSION);
1972 dnl ---------------------------------------------------------------------------
1973 dnl CF_NCURSES_CONFIG version: 17 updated: 2015/07/07 04:22:07
1974 dnl -----------------
1975 dnl Tie together the configure-script macros for ncurses, preferring these in
1977 dnl a) ".pc" files for pkg-config, using $NCURSES_CONFIG_PKG
1978 dnl b) the "-config" script from ncurses, using $NCURSES_CONFIG
1979 dnl c) just plain libraries
1981 dnl $1 is the root library name (default: "ncurses")
1982 AC_DEFUN([CF_NCURSES_CONFIG],[
1983 AC_REQUIRE([CF_PKG_CONFIG])
1984 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
1985 cf_have_ncuconfig=no
1987 if test "x${PKG_CONFIG:=none}" != xnone; then
1988 AC_MSG_CHECKING(pkg-config for $cf_ncuconfig_root)
1989 if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
1992 AC_MSG_CHECKING(if the $cf_ncuconfig_root package files work)
1993 cf_have_ncuconfig=unknown
1995 cf_save_CPPFLAGS="$CPPFLAGS"
1996 cf_save_LIBS="$LIBS"
1998 CPPFLAGS="$CPPFLAGS `$PKG_CONFIG --cflags $cf_ncuconfig_root`"
1999 CF_ADD_LIBS(`$PKG_CONFIG --libs $cf_ncuconfig_root`)
2001 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2002 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2003 [AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}>
2005 { char *xx = curses_version(); return (xx == 0); }],
2006 [cf_have_ncuconfig=yes],
2007 [cf_have_ncuconfig=no],
2008 [cf_have_ncuconfig=maybe])],
2009 [cf_have_ncuconfig=no])
2010 AC_MSG_RESULT($cf_have_ncuconfig)
2011 test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
2012 if test "$cf_have_ncuconfig" != "yes"
2014 CPPFLAGS="$cf_save_CPPFLAGS"
2015 LIBS="$cf_save_LIBS"
2016 NCURSES_CONFIG_PKG=none
2018 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2019 NCURSES_CONFIG_PKG=$cf_ncuconfig_root
2024 NCURSES_CONFIG_PKG=none
2027 NCURSES_CONFIG_PKG=none
2030 if test "x$cf_have_ncuconfig" = "xno"; then
2031 echo "Looking for ${cf_ncuconfig_root}-config"
2033 CF_ACVERSION_CHECK(2.52,
2034 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
2035 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
2037 if test "$NCURSES_CONFIG" != none ; then
2039 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2040 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2042 # even with config script, some packages use no-override for curses.h
2043 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2045 dnl like CF_NCURSES_CPPFLAGS
2046 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2048 dnl like CF_NCURSES_LIBS
2049 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2050 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2052 dnl like CF_NCURSES_VERSION
2053 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2057 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2058 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2065 dnl ---------------------------------------------------------------------------
2066 dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
2067 dnl -------------------
2068 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2069 dnl the CPPFLAGS variable so we can include its header.
2071 dnl The header files may be installed as either curses.h, or ncurses.h (would
2072 dnl be obsolete, except that some packagers prefer this name to distinguish it
2073 dnl from a "native" curses implementation). If not installed for overwrite,
2074 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2075 dnl /usr/include/ncurses), but someone may have installed overwriting the
2076 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2077 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2080 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2081 dnl is already in the include-path, don't even bother with this, since we cannot
2082 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2084 dnl The optional parameter gives the root name of the library, in case it is
2085 dnl not installed as the default curses library. That is how the
2086 dnl wide-character version of ncurses is installed.
2087 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2088 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2090 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2091 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2093 test -n "$cf_cv_curses_dir" && \
2094 test "$cf_cv_curses_dir" != "no" && { \
2095 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2098 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2099 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2100 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2101 for cf_header in $cf_header_list
2103 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2104 test "$cf_cv_ncurses_h" != no && break
2111 # some applications need this, but should check for NCURSES_VERSION
2112 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2116 dnl ---------------------------------------------------------------------------
2117 dnl CF_NCURSES_EXT_FUNCS version: 4 updated: 2012/10/06 16:39:58
2118 dnl --------------------
2119 dnl Since 2007/11/17, ncurses has defined NCURSES_EXT_FUNCS; earlier versions
2120 dnl may provide these functions. Define the symbol if it is not defined, and
2122 AC_DEFUN([CF_NCURSES_EXT_FUNCS],
2124 AC_CACHE_CHECK(for ncurses extended functions,cf_cv_ncurses_ext_funcs,[
2126 #include <${cf_cv_ncurses_header:-curses.h}>],
2128 int x = NCURSES_EXT_FUNCS
2129 ],[cf_cv_ncurses_ext_funcs=defined],[
2131 #include <${cf_cv_ncurses_header:-curses.h}>],
2133 (void) assume_default_colors (0, 0);
2134 (void) curses_version ();
2135 (void) define_key (0, 0);
2136 (void) is_term_resized (0, 0);
2137 (void) key_defined (0);
2138 (void) keybound (0, 0);
2139 (void) keyok (0, 0);
2140 (void) resize_term (0, 0);
2141 (void) resizeterm (0, 0);
2142 (void) use_default_colors ();
2143 (void) use_extended_names (0);
2144 (void) wresize (0, 0, 0);],
2145 [cf_cv_ncurses_ext_funcs=yes],
2146 [cf_cv_ncurses_ext_funcs=no])
2149 test "$cf_cv_ncurses_ext_funcs" = yes && AC_DEFINE(NCURSES_EXT_FUNCS,1,[Define to 1 if we have ncurses extensions])
2151 dnl ---------------------------------------------------------------------------
2152 dnl CF_NCURSES_HEADER version: 4 updated: 2015/04/15 19:08:48
2153 dnl -----------------
2154 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2155 dnl variations of ncurses' installs.
2157 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2158 AC_DEFUN([CF_NCURSES_HEADER],[
2160 if test "$cf_cv_ncurses_h" != no ; then
2161 cf_cv_ncurses_header=$cf_cv_ncurses_h
2164 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2165 test -n "$verbose" && echo
2166 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2167 test -n "$verbose" && echo search path $cf_search
2168 cf_save2_CPPFLAGS="$CPPFLAGS"
2169 for cf_incdir in $cf_search
2171 CF_ADD_INCDIR($cf_incdir)
2176 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2177 if test "$cf_cv_ncurses_h2" != no ; then
2178 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2179 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2182 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2184 CPPFLAGS="$cf_save2_CPPFLAGS"
2185 test "$cf_cv_ncurses_h2" != no && break
2187 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2190 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2191 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2192 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2193 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2195 CF_ADD_INCDIR($cf_1st_incdir)
2199 # Set definitions to allow ifdef'ing for ncurses.h
2201 case $cf_cv_ncurses_header in
2203 AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
2207 case $cf_cv_ncurses_header in
2208 (ncurses/curses.h|ncurses/ncurses.h)
2209 AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
2211 (ncursesw/curses.h|ncursesw/ncurses.h)
2212 AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h])
2217 dnl ---------------------------------------------------------------------------
2218 dnl CF_NCURSES_LIBS version: 17 updated: 2015/04/15 19:08:48
2220 dnl Look for the ncurses library. This is a little complicated on Linux,
2221 dnl because it may be linked with the gpm (general purpose mouse) library.
2222 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2223 dnl unusable with ncurses. However, we don't want to link with gpm unless
2224 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2225 dnl and the linker will record a dependency.
2227 dnl The optional parameter gives the root name of the library, in case it is
2228 dnl not installed as the default curses library. That is how the
2229 dnl wide-character version of ncurses is installed.
2230 AC_DEFUN([CF_NCURSES_LIBS],
2231 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2233 cf_nculib_root=ifelse($1,,ncurses,$1)
2234 # This works, except for the special case where we find gpm, but
2235 # ncurses is in a nonstandard location via $LIBS, and we really want
2238 cf_ncurses_SAVE="$LIBS"
2239 AC_CHECK_LIB(gpm,Gpm_Open,
2240 [AC_CHECK_LIB(gpm,initscr,
2241 [LIBS="$cf_ncurses_SAVE"],
2242 [cf_ncurses_LIBS="-lgpm"])])
2246 # This is only necessary if you are linking against an obsolete
2247 # version of ncurses (but it should do no harm, since it's static).
2248 if test "$cf_nculib_root" = ncurses ; then
2249 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2254 CF_ADD_LIBS($cf_ncurses_LIBS)
2256 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2258 CF_ADD_LIBS(-l$cf_nculib_root)
2260 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2261 [#include <${cf_cv_ncurses_header:-curses.h}>],
2266 if test -n "$cf_ncurses_LIBS" ; then
2267 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2268 cf_ncurses_SAVE="$LIBS"
2269 for p in $cf_ncurses_LIBS ; do
2270 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2271 if test "$q" != "$LIBS" ; then
2275 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2276 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2277 [AC_MSG_RESULT(yes)],
2279 LIBS="$cf_ncurses_SAVE"])
2282 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2283 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2285 dnl ---------------------------------------------------------------------------
2286 dnl CF_NCURSES_PTHREADS version: 2 updated: 2016/04/22 05:07:41
2287 dnl -------------------
2288 dnl Use this followup check to ensure that we link with pthreads if ncurses
2290 AC_DEFUN([CF_NCURSES_PTHREADS],[
2291 : ${cf_nculib_root:=ifelse($1,,ncurses,$1)}
2292 AC_CHECK_LIB($cf_nculib_root,_nc_init_pthreads,
2293 cf_cv_ncurses_pthreads=yes,
2294 cf_cv_ncurses_pthreads=no)
2295 if test "$cf_cv_ncurses_pthreads" = yes
2297 CF_ADD_LIBS(-lpthread)
2300 dnl ---------------------------------------------------------------------------
2301 dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51
2302 dnl ------------------
2303 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2304 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2305 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2306 AC_DEFUN([CF_NCURSES_VERSION],
2308 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2309 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2310 cf_cv_ncurses_version=no
2314 #include <${cf_cv_ncurses_header:-curses.h}>
2318 FILE *fp = fopen("$cf_tempfile", "w");
2319 #ifdef NCURSES_VERSION
2320 # ifdef NCURSES_VERSION_PATCH
2321 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2323 fprintf(fp, "%s\n", NCURSES_VERSION);
2327 fprintf(fp, "old\n");
2332 ${cf_cv_main_return:-return}(0);
2334 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2336 # This will not work if the preprocessor splits the line after the
2337 # Autoconf token. The 'unproto' program does that.
2338 cat > conftest.$ac_ext <<EOF
2339 #include <${cf_cv_ncurses_header:-curses.h}>
2341 #ifdef NCURSES_VERSION
2342 Autoconf NCURSES_VERSION
2350 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2352 if test -f conftest.out ; then
2353 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2354 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2360 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2362 dnl ---------------------------------------------------------------------------
2363 dnl CF_NCURSES_WRAP_PREFIX version: 1 updated: 2009/03/28 16:08:10
2364 dnl ----------------------
2365 dnl Check for ncurses "wrap-prefix" used for public variables which have been
2366 dnl wrapped with a function to help with concurrency control.
2367 AC_DEFUN([CF_NCURSES_WRAP_PREFIX],
2369 AC_MSG_CHECKING(for ncurses wrap-prefix)
2370 AC_ARG_WITH(ncurses-wrap-prefix,
2371 [ --with-ncurses-wrap-prefix naming-prefix for ncurses wrapped-variables],
2372 [NCURSES_WRAP_PREFIX=$withval],
2373 [NCURSES_WRAP_PREFIX=_nc_])
2374 AC_MSG_RESULT($NCURSES_WRAP_PREFIX)
2376 AC_SUBST(NCURSES_WRAP_PREFIX)
2378 dnl ---------------------------------------------------------------------------
2379 dnl CF_NETBSD_FORM_H version: 2 updated: 2012/10/06 16:39:58
2380 dnl ----------------
2381 dnl Check for NetBSD's form.h, which is incompatible with SVr4 and ncurses.
2382 dnl Some workarounds are needed in client programs to allow them to compile.
2383 AC_DEFUN([CF_NETBSD_FORM_H],[
2384 AC_CACHE_CHECK(for NetBSD form.h,cf_cv_netbsd_form_h,[
2386 #include <${cf_cv_ncurses_header:-curses.h}>
2390 int y = current_field(form)->cursor_ypos;
2391 int x = current_field(form)->cursor_xpos;
2392 ],[cf_cv_netbsd_form_h=yes
2393 ],[cf_cv_netbsd_form_h=no])
2396 test "$cf_cv_netbsd_form_h" = yes && AC_DEFINE(HAVE_NETBSD_FORM_H,1,[Define to 1 if we appear to be using NetBSD form.h])
2398 dnl ---------------------------------------------------------------------------
2399 dnl CF_NETBSD_MENU_H version: 2 updated: 2012/10/06 16:39:58
2400 dnl ----------------
2401 dnl Check for NetBSD's menu.h, which is incompatible with SVr4 and ncurses.
2402 dnl Some workarounds are needed in client programs to allow them to compile.
2403 AC_DEFUN([CF_NETBSD_MENU_H],[
2404 AC_CACHE_CHECK(for NetBSD menu.h,cf_cv_netbsd_menu_h,[
2406 #include <${cf_cv_ncurses_header:-curses.h}>
2410 int y = menu->max_item_width;
2411 ],[cf_cv_netbsd_menu_h=yes
2412 ],[cf_cv_netbsd_menu_h=no])
2415 test "$cf_cv_netbsd_menu_h" = yes && AC_DEFINE(HAVE_NETBSD_MENU_H,1,[Define to 1 if we appear to be using NetBSD menu.h])
2417 dnl ---------------------------------------------------------------------------
2418 dnl CF_NO_LEAKS_OPTION version: 6 updated: 2015/04/12 15:39:00
2419 dnl ------------------
2420 dnl see CF_WITH_NO_LEAKS
2421 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2422 AC_MSG_CHECKING(if you want to use $1 for testing)
2425 [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
2428 : ${with_cflags:=-g}
2429 : ${with_no_leaks:=yes}
2432 AC_MSG_RESULT(${with_$1:-no})
2434 case .$with_cflags in
2446 dnl ---------------------------------------------------------------------------
2447 dnl CF_PATH_SYNTAX version: 16 updated: 2015/04/18 08:56:57
2449 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2450 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2451 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2452 dnl delayed evaluation of those symbols.
2453 AC_DEFUN([CF_PATH_SYNTAX],[
2454 if test "x$prefix" != xNONE; then
2455 cf_path_syntax="$prefix"
2457 cf_path_syntax="$ac_default_prefix"
2461 (.\[$]\(*\)*|.\'*\'*)
2465 (.[[a-zA-Z]]:[[\\/]]*) # OS/2 EMX
2467 (.\[$]{*prefix}*|.\[$]{*dir}*)
2471 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2476 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2479 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2483 dnl ---------------------------------------------------------------------------
2484 dnl CF_PDCURSES_X11 version: 13 updated: 2012/10/06 16:39:58
2486 dnl Configure for PDCurses' X11 library
2487 AC_DEFUN([CF_PDCURSES_X11],[
2488 AC_REQUIRE([CF_X_ATHENA])
2490 CF_ACVERSION_CHECK(2.52,
2491 [AC_CHECK_TOOLS(XCURSES_CONFIG, xcurses-config, none)],
2492 [AC_PATH_PROGS(XCURSES_CONFIG, xcurses-config, none)])
2494 if test "$XCURSES_CONFIG" != none ; then
2496 CPPFLAGS="$CPPFLAGS `$XCURSES_CONFIG --cflags`"
2497 CF_ADD_LIBS(`$XCURSES_CONFIG --libs`)
2499 cf_cv_lib_XCurses=yes
2503 LDFLAGS="$LDFLAGS $X_LIBS"
2504 CF_CHECK_CFLAGS($X_CFLAGS)
2505 AC_CHECK_LIB(X11,XOpenDisplay,
2506 [CF_ADD_LIBS(-lX11)],,
2507 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])
2508 AC_CACHE_CHECK(for XCurses library,cf_cv_lib_XCurses,[
2509 CF_ADD_LIBS(-lXCurses)
2511 #include <xcurses.h>
2512 char *XCursesProgramName = "test";
2514 [cf_cv_lib_XCurses=yes],
2515 [cf_cv_lib_XCurses=no])
2520 if test $cf_cv_lib_XCurses = yes ; then
2521 AC_DEFINE(UNIX,1,[Define to 1 if using PDCurses on Unix])
2522 AC_DEFINE(XCURSES,1,[Define to 1 if using PDCurses on Unix])
2523 AC_CHECK_HEADER(xcurses.h, AC_DEFINE(HAVE_XCURSES,1,[Define to 1 if using PDCurses on Unix]))
2525 AC_MSG_ERROR(Cannot link with XCurses)
2528 dnl ---------------------------------------------------------------------------
2529 dnl CF_PKG_CONFIG version: 10 updated: 2015/04/26 18:06:58
2531 dnl Check for the package-config program, unless disabled by command-line.
2532 AC_DEFUN([CF_PKG_CONFIG],
2534 AC_MSG_CHECKING(if you want to use pkg-config)
2535 AC_ARG_WITH(pkg-config,
2536 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2537 [cf_pkg_config=$withval],
2538 [cf_pkg_config=yes])
2539 AC_MSG_RESULT($cf_pkg_config)
2541 case $cf_pkg_config in
2546 CF_ACVERSION_CHECK(2.52,
2547 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2548 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2555 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2556 if test "$PKG_CONFIG" != none ; then
2557 CF_PATH_SYNTAX(PKG_CONFIG)
2558 elif test "x$cf_pkg_config" != xno ; then
2559 AC_MSG_WARN(pkg-config is not installed)
2562 AC_SUBST(PKG_CONFIG)
2564 dnl ---------------------------------------------------------------------------
2565 dnl CF_POSIX_C_SOURCE version: 9 updated: 2015/04/12 15:39:00
2566 dnl -----------------
2567 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2569 dnl POSIX.1-1990 _POSIX_SOURCE
2570 dnl POSIX.1-1990 and _POSIX_SOURCE and
2571 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2573 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2574 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2575 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2578 dnl $1 is the nominal value for _POSIX_C_SOURCE
2579 AC_DEFUN([CF_POSIX_C_SOURCE],
2581 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2583 cf_save_CFLAGS="$CFLAGS"
2584 cf_save_CPPFLAGS="$CPPFLAGS"
2586 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2587 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2589 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2590 CF_MSG_LOG(if the symbol is already defined go no further)
2591 AC_TRY_COMPILE([#include <sys/types.h>],[
2592 #ifndef _POSIX_C_SOURCE
2595 [cf_cv_posix_c_source=no],
2596 [cf_want_posix_source=no
2597 case .$cf_POSIX_C_SOURCE in
2599 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2602 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2603 cf_want_posix_source=yes
2606 cf_want_posix_source=yes
2609 if test "$cf_want_posix_source" = yes ; then
2610 AC_TRY_COMPILE([#include <sys/types.h>],[
2611 #ifdef _POSIX_SOURCE
2614 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2616 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2617 CFLAGS="$cf_trim_CFLAGS"
2618 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2619 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2620 AC_TRY_COMPILE([#include <sys/types.h>],[
2621 #ifndef _POSIX_C_SOURCE
2624 [cf_cv_posix_c_source=no])
2625 CFLAGS="$cf_save_CFLAGS"
2626 CPPFLAGS="$cf_save_CPPFLAGS"
2630 if test "$cf_cv_posix_c_source" != no ; then
2631 CFLAGS="$cf_trim_CFLAGS"
2632 CPPFLAGS="$cf_trim_CPPFLAGS"
2633 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2637 dnl ---------------------------------------------------------------------------
2638 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
2640 dnl Append definitions and rules for the given programs to the subdirectory
2641 dnl Makefiles, and the recursion rule for the top-level Makefile.
2644 dnl $1 = script to run
2645 dnl $2 = list of subdirectories
2649 AC_DEFUN([CF_PRG_RULES],
2653 if test ! -d $srcdir/$cf_dir; then
2655 elif test -f $srcdir/$cf_dir/programs; then
2656 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
2661 dnl ---------------------------------------------------------------------------
2662 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
2664 dnl standard check for CC, plus followup sanity checks
2665 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
2666 AC_DEFUN([CF_PROG_CC],[
2667 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
2669 CF_ACVERSION_CHECK(2.52,
2674 dnl ---------------------------------------------------------------------------
2675 dnl CF_PROG_INSTALL version: 7 updated: 2015/04/18 08:56:57
2677 dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the
2678 dnl misc/tabset install won't work properly. Usually this happens only when
2679 dnl using the fallback mkinstalldirs script
2680 AC_DEFUN([CF_PROG_INSTALL],
2686 CF_DIRNAME(cf_dir,$INSTALL)
2687 test -z "$cf_dir" && cf_dir=.
2688 INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
2692 dnl ---------------------------------------------------------------------------
2693 dnl CF_PROG_LINT version: 3 updated: 2016/05/22 15:25:54
2695 AC_DEFUN([CF_PROG_LINT],
2697 AC_CHECK_PROGS(LINT, lint cppcheck splint)
2700 dnl ---------------------------------------------------------------------------
2701 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2702 dnl ----------------
2703 dnl Remove all -U and -D options that refer to the given symbol from a list
2704 dnl of C compiler options. This works around the problem that not all
2705 dnl compilers process -U and -D options from left-to-right, so a -U option
2706 dnl cannot be used to cancel the effect of a preceding -D option.
2708 dnl $1 = target (which could be the same as the source variable)
2709 dnl $2 = source (including '$')
2710 dnl $3 = symbol to remove
2711 define([CF_REMOVE_DEFINE],
2714 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2715 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2717 dnl ---------------------------------------------------------------------------
2718 dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00
2720 AC_DEFUN([CF_RPATH_HACK],
2722 AC_REQUIRE([CF_LD_RPATH_OPT])
2723 AC_MSG_CHECKING(for updated LDFLAGS)
2724 if test -n "$LD_RPATH_OPT" ; then
2725 AC_MSG_RESULT(maybe)
2727 AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
2728 cf_rpath_list="/usr/lib /lib"
2729 if test "$cf_ldd_prog" != no
2733 AC_TRY_LINK([#include <stdio.h>],
2735 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
2736 cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`])
2738 # If we passed the link-test, but get a "not found" on a given library,
2739 # this could be due to inept reconfiguration of gcc to make it only
2740 # partly honor /usr/local/lib (or whatever). Sometimes this behavior
2741 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
2742 # /usr/local libraries.
2743 if test -n "$cf_rpath_oops"
2745 for cf_rpath_src in $cf_rpath_oops
2747 for cf_rpath_dir in \
2752 if test -f $cf_rpath_dir/lib/$cf_rpath_src
2754 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
2755 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
2763 CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2765 CF_RPATH_HACK_2(LDFLAGS)
2766 CF_RPATH_HACK_2(LIBS)
2768 CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2772 AC_SUBST(EXTRA_LDFLAGS)
2774 dnl ---------------------------------------------------------------------------
2775 dnl CF_RPATH_HACK_2 version: 7 updated: 2015/04/12 15:39:00
2777 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
2778 dnl EXTRA_LDFLAGS for each -L option found.
2780 dnl $cf_rpath_list contains a list of directories to ignore.
2782 dnl $1 = variable name to update. The LDFLAGS variable should be the only one,
2783 dnl but LIBS often has misplaced -L options.
2784 AC_DEFUN([CF_RPATH_HACK_2],
2786 CF_VERBOSE(...checking $1 [$]$1)
2789 for cf_rpath_src in [$]$1
2791 case $cf_rpath_src in
2794 # check if this refers to a directory which we will ignore
2796 if test -n "$cf_rpath_list"
2798 for cf_rpath_item in $cf_rpath_list
2800 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
2808 if test "$cf_rpath_skip" = no
2810 # transform the option
2811 if test "$LD_RPATH_OPT" = "-R " ; then
2812 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
2814 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
2817 # if we have not already added this, add it now
2818 cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
2819 if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
2821 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
2822 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
2827 cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
2831 CF_VERBOSE(...checked $1 [$]$1)
2832 AC_SUBST(EXTRA_LDFLAGS)
2834 dnl ---------------------------------------------------------------------------
2835 dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09
2837 dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all
2838 dnl programs need this test).
2840 dnl This is really a MacOS X 10.4.3 workaround. Defining _POSIX_C_SOURCE
2841 dnl forces SIGWINCH to be undefined (breaks xterm, ncurses). Oddly, the struct
2842 dnl winsize declaration is left alone - we may revisit this if Apple choose to
2843 dnl break that part of the interface as well.
2844 AC_DEFUN([CF_SIGWINCH],
2846 AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[
2848 #include <sys/types.h>
2849 #include <sys/signal.h>
2850 ],[int x = SIGWINCH],
2851 [cf_cv_define_sigwinch=yes],
2853 #undef _XOPEN_SOURCE
2854 #undef _POSIX_SOURCE
2855 #undef _POSIX_C_SOURCE
2856 #include <sys/types.h>
2857 #include <sys/signal.h>
2858 ],[int x = SIGWINCH],
2859 [cf_cv_define_sigwinch=maybe],
2860 [cf_cv_define_sigwinch=no])
2864 if test "$cf_cv_define_sigwinch" = maybe ; then
2865 AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[
2866 cf_cv_fixup_sigwinch=unknown
2868 while test $cf_sigwinch != 1
2871 #undef _XOPEN_SOURCE
2872 #undef _POSIX_SOURCE
2873 #undef _POSIX_C_SOURCE
2874 #include <sys/types.h>
2875 #include <sys/signal.h>
2877 #if SIGWINCH != $cf_sigwinch
2881 [cf_cv_fixup_sigwinch=$cf_sigwinch
2884 cf_sigwinch=`expr $cf_sigwinch - 1`
2888 if test "$cf_cv_fixup_sigwinch" != unknown ; then
2889 CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch"
2893 dnl ---------------------------------------------------------------------------
2894 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
2896 dnl signal handler, but there are some gcc depedencies in that recommendation.
2898 AC_DEFUN([CF_SIG_ATOMIC_T],
2900 AC_MSG_CHECKING(for signal global datatype)
2901 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
2903 "volatile sig_atomic_t" \
2908 #include <sys/types.h>
2914 static void handler(int sig)
2918 [signal(SIGINT, handler);
2920 [cf_cv_sig_atomic_t=$cf_type],
2921 [cf_cv_sig_atomic_t=no])
2922 test "$cf_cv_sig_atomic_t" != no && break
2925 AC_MSG_RESULT($cf_cv_sig_atomic_t)
2926 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
2928 dnl ---------------------------------------------------------------------------
2929 dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06
2931 dnl Construct a search-list for a nonstandard header/lib-file
2932 dnl $1 = the variable to return as result
2933 dnl $2 = the package name
2934 dnl $3 = the subdirectory, e.g., bin, include or lib
2935 AC_DEFUN([CF_SUBDIR_PATH],
2939 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
2941 for cf_subdir_prefix in \
2949 CF_ADD_SUBDIR_PATH($1,$2,$3,$cf_subdir_prefix,$prefix)
2952 dnl ---------------------------------------------------------------------------
2953 dnl CF_SYS_TIME_SELECT version: 6 updated: 2015/04/18 08:56:57
2954 dnl ------------------
2955 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
2956 dnl older SCO configurations.
2957 AC_DEFUN([CF_SYS_TIME_SELECT],
2959 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
2960 AC_CACHE_VAL(cf_cv_sys_time_select,[
2962 #include <sys/types.h>
2963 #ifdef HAVE_SYS_TIME_H
2964 #include <sys/time.h>
2966 #ifdef HAVE_SYS_SELECT_H
2967 #include <sys/select.h>
2969 ],[],[cf_cv_sys_time_select=yes],
2970 [cf_cv_sys_time_select=no])
2972 AC_MSG_RESULT($cf_cv_sys_time_select)
2973 test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT,1,[Define to 1 if we can include <sys/time.h> with <sys/select.h>])
2975 dnl ---------------------------------------------------------------------------
2976 dnl CF_TERM_HEADER version: 4 updated: 2015/04/15 19:08:48
2978 dnl Look for term.h, which is part of X/Open curses. It defines the interface
2979 dnl to terminfo database. Usually it is in the same include-path as curses.h,
2980 dnl but some packagers change this, breaking various applications.
2981 AC_DEFUN([CF_TERM_HEADER],[
2982 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
2983 case ${cf_cv_ncurses_header} in
2984 (*/ncurses.h|*/ncursesw.h)
2985 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
2988 cf_term_header=term.h
2992 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
2994 AC_TRY_COMPILE([#include <stdio.h>
2995 #include <${cf_cv_ncurses_header:-curses.h}>
2997 ],[int x = auto_left_margin],[
2998 cf_cv_term_header="$cf_test"],[
2999 cf_cv_term_header=unknown
3001 test "$cf_cv_term_header" != unknown && break
3005 # Set definitions to allow ifdef'ing to accommodate subdirectories
3007 case $cf_cv_term_header in
3009 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
3013 case $cf_cv_term_header in
3015 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
3018 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
3022 dnl ---------------------------------------------------------------------------
3023 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
3025 dnl Define a top_builddir symbol, for applications that need an absolute path.
3026 AC_DEFUN([CF_TOP_BUILDDIR],
3028 top_builddir=ifelse($1,,`pwd`,$1)
3029 AC_SUBST(top_builddir)
3031 dnl ---------------------------------------------------------------------------
3032 dnl CF_TPUTS_PROTO version: 3 updated: 2015/04/17 21:26:14
3034 dnl Check for type of function-pointer passed to tputs. Some old
3035 dnl implementations used functions that had different prototypes, making it
3036 dnl hard to compile portable programs using tputs.
3037 AC_DEFUN([CF_TPUTS_PROTO],[
3038 CF_CURSES_FUNCS(tputs)
3039 if test x$cf_cv_func_tputs = xyes
3042 for cf_arg in int char
3044 for cf_ret in int void
3046 if test $cf_ret = void
3048 cf_return="/* nothing */"
3050 cf_return="return value"
3053 #include <${cf_cv_ncurses_header:-curses.h}>
3054 #include <$cf_cv_term_header>
3056 static $cf_ret outc($cf_arg value) { $cf_return; }
3058 tputs("hello", 0, outc);
3059 ${cf_cv_main_return:-return}(0);
3061 CF_VERBOSE([prototype $cf_ret func($cf_arg value)])
3062 cat >>confdefs.h <<EOF
3063 #define TPUTS_ARG $cf_arg
3064 #define TPUTS_PROTO(func,value) $cf_ret func(TPUTS_ARG value)
3065 #define TPUTS_RETURN(value) $cf_return
3071 test $cf_done = yes && break
3075 dnl ---------------------------------------------------------------------------
3076 dnl CF_TRIM_X_LIBS version: 3 updated: 2015/04/12 15:39:00
3078 dnl Trim extra base X libraries added as a workaround for inconsistent library
3079 dnl dependencies returned by "new" pkg-config files.
3080 AC_DEFUN([CF_TRIM_X_LIBS],[
3081 for cf_trim_lib in Xmu Xt X11
3084 (*-l$cf_trim_lib\ *-l$cf_trim_lib*)
3085 LIBS=`echo "$LIBS " | sed -e 's/ / /g' -e 's%-l'"$cf_trim_lib"' %%' -e 's/ $//'`
3086 CF_VERBOSE(..trimmed $LIBS)
3091 dnl ---------------------------------------------------------------------------
3092 dnl CF_TRY_PKG_CONFIG version: 5 updated: 2013/07/06 21:27:06
3093 dnl -----------------
3094 dnl This is a simple wrapper to use for pkg-config, for libraries which may be
3095 dnl available in that form.
3097 dnl $1 = package name
3098 dnl $2 = extra logic to use, if any, after updating CFLAGS and LIBS
3099 dnl $3 = logic to use if pkg-config does not have the package
3100 AC_DEFUN([CF_TRY_PKG_CONFIG],[
3101 AC_REQUIRE([CF_PKG_CONFIG])
3103 if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists $1; then
3104 CF_VERBOSE(found package $1)
3105 cf_pkgconfig_incs="`$PKG_CONFIG --cflags $1 2>/dev/null`"
3106 cf_pkgconfig_libs="`$PKG_CONFIG --libs $1 2>/dev/null`"
3107 CF_VERBOSE(package $1 CFLAGS: $cf_pkgconfig_incs)
3108 CF_VERBOSE(package $1 LIBS: $cf_pkgconfig_libs)
3109 CF_ADD_CFLAGS($cf_pkgconfig_incs)
3110 CF_ADD_LIBS($cf_pkgconfig_libs)
3111 ifelse([$2],,:,[$2])
3115 ifelse([$3],,:,[$3])
3118 dnl ---------------------------------------------------------------------------
3119 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
3120 dnl -------------------
3121 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
3122 dnl can define it successfully.
3123 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
3124 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3128 #include <sys/types.h>
3130 #ifndef _XOPEN_SOURCE
3133 [cf_cv_xopen_source=no],
3134 [cf_save="$CPPFLAGS"
3135 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3139 #include <sys/types.h>
3141 #ifdef _XOPEN_SOURCE
3144 [cf_cv_xopen_source=no],
3145 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3150 if test "$cf_cv_xopen_source" != no ; then
3151 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3152 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3153 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3154 CF_ADD_CFLAGS($cf_temp_xopen_source)
3157 dnl ---------------------------------------------------------------------------
3158 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3160 dnl Make an uppercase version of a variable
3161 dnl $1=uppercase($2)
3162 AC_DEFUN([CF_UPPER],
3164 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3166 dnl ---------------------------------------------------------------------------
3167 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
3169 dnl Check for multibyte support, and if not found, utf8 compatibility library
3170 AC_DEFUN([CF_UTF8_LIB],
3172 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3173 cf_save_LIBS="$LIBS"
3175 #include <stdlib.h>],[putwc(0,0);],
3176 [cf_cv_utf8_lib=yes],
3178 #include <libutf8.h>],[putwc(0,0);],utf8,
3179 [cf_cv_utf8_lib=add-on],
3180 [cf_cv_utf8_lib=no])
3183 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3185 if test "$cf_cv_utf8_lib" = "add-on" ; then
3186 AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
3187 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3188 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3189 CF_ADD_LIBS($cf_cv_library_file_utf8)
3192 dnl ---------------------------------------------------------------------------
3193 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3195 dnl Use AC_VERBOSE w/o the warnings
3196 AC_DEFUN([CF_VERBOSE],
3197 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3200 dnl ---------------------------------------------------------------------------
3201 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
3203 dnl Check if type wide-character type $1 is declared, and if so, which header
3204 dnl file is needed. The second parameter is used to set a shell variable when
3205 dnl the type is not found. The first parameter sets a shell variable for the
3207 AC_DEFUN([CF_WCHAR_TYPE],
3209 # This is needed on Tru64 5.0 to declare $1
3210 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
3215 #ifdef HAVE_LIBUTF8_H
3216 #include <libutf8.h>
3225 #ifdef HAVE_LIBUTF8_H
3226 #include <libutf8.h>
3230 [cf_cv_$1=unknown])])])
3232 if test "$cf_cv_$1" = yes ; then
3233 AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
3238 # if we do not find $1 in either place, use substitution to provide a fallback.
3239 if test "$cf_cv_$1" = unknown ; then
3244 # if we find $1 in either place, use substitution to provide a fallback.
3245 if test "$cf_cv_$1" != unknown ; then
3250 dnl ---------------------------------------------------------------------------
3251 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3252 dnl ------------------
3253 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3255 AC_DEFUN([CF_WITH_CURSES_DIR],[
3257 AC_MSG_CHECKING(for specific curses-directory)
3258 AC_ARG_WITH(curses-dir,
3259 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3260 [cf_cv_curses_dir=$withval],
3261 [cf_cv_curses_dir=no])
3262 AC_MSG_RESULT($cf_cv_curses_dir)
3264 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3266 CF_PATH_SYNTAX(withval)
3267 if test -d "$cf_cv_curses_dir"
3269 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3270 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3274 dnl ---------------------------------------------------------------------------
3275 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
3276 dnl ----------------
3277 dnl Configure-option for dbmalloc. The optional parameter is used to override
3278 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3279 AC_DEFUN([CF_WITH_DBMALLOC],[
3280 CF_NO_LEAKS_OPTION(dbmalloc,
3281 [ --with-dbmalloc test: use Conor Cahill's dbmalloc library],
3284 if test "$with_dbmalloc" = yes ; then
3285 AC_CHECK_HEADER(dbmalloc.h,
3286 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
3289 dnl ---------------------------------------------------------------------------
3290 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
3292 dnl Configure-option for dmalloc. The optional parameter is used to override
3293 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3294 AC_DEFUN([CF_WITH_DMALLOC],[
3295 CF_NO_LEAKS_OPTION(dmalloc,
3296 [ --with-dmalloc test: use Gray Watson's dmalloc library],
3299 if test "$with_dmalloc" = yes ; then
3300 AC_CHECK_HEADER(dmalloc.h,
3301 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
3304 dnl ---------------------------------------------------------------------------
3305 dnl CF_WITH_NCURSES_ETC version: 5 updated: 2016/02/20 19:23:20
3306 dnl -------------------
3307 dnl Use this macro for programs which use any variant of "curses", e.g.,
3308 dnl "ncurses", and "PDCurses". Programs that can use curses and some unrelated
3309 dnl library (such as slang) should use a "--with-screen=XXX" option.
3311 dnl This does not use AC_DEFUN, because that would tell autoconf to run each
3312 dnl of the macros inside this one - before this macro.
3313 define([CF_WITH_NCURSES_ETC],[
3318 AC_MSG_CHECKING(for specified curses library type)
3320 [ --with-screen=XXX use specified curses-libraries],
3321 [cf_cv_screen=$withval],[
3323 AC_ARG_WITH(ncursesw,
3324 [ --with-ncursesw use wide ncurses-libraries],
3325 [cf_cv_screen=ncursesw],[
3327 AC_ARG_WITH(ncurses,
3328 [ --with-ncurses use ncurses-libraries],
3329 [cf_cv_screen=ncurses],[
3331 AC_ARG_WITH(pdcurses,
3332 [ --with-pdcurses compile/link with pdcurses X11 library],
3333 [cf_cv_screen=pdcurses],[
3335 AC_ARG_WITH(curses-colr,
3336 [ --with-curses-colr compile/link with HPUX 10.x color-curses],
3337 [cf_cv_screen=curses_colr],[
3339 AC_ARG_WITH(curses-5lib,
3340 [ --with-curses-5lib compile/link with SunOS 5lib curses],
3341 [cf_cv_screen=curses_5lib])])])])])])
3343 AC_MSG_RESULT($cf_cv_screen)
3345 case $cf_cv_screen in
3351 CF_NCURSES_CONFIG($cf_cv_screen)
3354 CF_NCURSES_CONFIG($cf_cv_screen)
3360 AC_MSG_ERROR(unexpected screen-value: $cf_cv_screen)
3364 CF_NCURSES_PTHREADS($cf_cv_screen)
3367 dnl ---------------------------------------------------------------------------
3368 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
3369 dnl ----------------
3370 AC_DEFUN([CF_WITH_VALGRIND],[
3371 CF_NO_LEAKS_OPTION(valgrind,
3372 [ --with-valgrind test: use valgrind],
3375 dnl ---------------------------------------------------------------------------
3376 dnl CF_XOPEN_CURSES version: 13 updated: 2015/12/12 20:59:52
3378 dnl Test if we should define X/Open source for curses, needed on Digital Unix
3379 dnl 4.x, to see the extended functions, but breaks on IRIX 6.x.
3381 dnl The getbegyx() check is needed for HPUX, which omits legacy macros such
3382 dnl as getbegy(). The latter is better design, but the former is standard.
3383 AC_DEFUN([CF_XOPEN_CURSES],
3385 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
3386 AC_CACHE_CHECK(definition to turn on extended curses functions,cf_cv_need_xopen_extension,[
3387 cf_cv_need_xopen_extension=unknown
3390 #include <${cf_cv_ncurses_header:-curses.h}>],[
3391 #if defined(NCURSES_VERSION_PATCH)
3392 #if (NCURSES_VERSION_PATCH < 20100501) && (NCURSES_VERSION_PATCH >= 20100403)
3396 #ifdef NCURSES_VERSION
3398 int check2 = curs_set((int)sizeof(check));
3400 long x = winnstr(stdscr, "", 0);
3402 getbegyx(stdscr, y1, x1)],
3403 [cf_cv_need_xopen_extension=none],
3405 for cf_try_xopen_extension in _XOPEN_SOURCE_EXTENDED NCURSES_WIDECHAR
3408 #define $cf_try_xopen_extension 1
3410 #include <${cf_cv_ncurses_header:-curses.h}>],[
3411 #ifdef NCURSES_VERSION
3413 int check2 = curs_set((int)sizeof(check));
3415 long x = winnstr(stdscr, "", 0);
3417 getbegyx(stdscr, y1, x1)],
3418 [cf_cv_need_xopen_extension=$cf_try_xopen_extension; break])
3423 case $cf_cv_need_xopen_extension in
3425 CPPFLAGS="$CPPFLAGS -D$cf_cv_need_xopen_extension"
3430 dnl ---------------------------------------------------------------------------
3431 dnl CF_XOPEN_SOURCE version: 50 updated: 2015/10/17 19:03:33
3433 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3434 dnl or adapt to the vendor's definitions to get equivalent functionality,
3435 dnl without losing the common non-POSIX features.
3438 dnl $1 is the nominal value for _XOPEN_SOURCE
3439 dnl $2 is the nominal value for _POSIX_C_SOURCE
3440 AC_DEFUN([CF_XOPEN_SOURCE],[
3441 AC_REQUIRE([AC_CANONICAL_HOST])
3443 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3444 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3449 cf_xopen_source="-D_ALL_SOURCE"
3455 cf_xopen_source="-D_APPLE_C_SOURCE"
3458 cf_xopen_source="-D_DARWIN_C_SOURCE"
3461 (freebsd*|dragonfly*)
3462 # 5.x headers associate
3463 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3464 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3465 cf_POSIX_C_SOURCE=200112L
3467 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3470 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3473 cf_xopen_source="-D_HPUX_SOURCE"
3476 cf_xopen_source="-D_SGI_SOURCE"
3479 (linux*|gnu*|mint*|k*bsd*-gnu)
3483 cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this...
3486 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3488 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3491 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3494 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3495 cf_xopen_source="-D_BSD_SOURCE"
3499 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3505 cf_xopen_source="-D_OSF_SOURCE"
3508 cf_xopen_source="-D_QNX_SOURCE"
3511 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3514 cf_xopen_source="-D__EXTENSIONS__"
3515 cf_cv_xopen_source=broken
3517 (sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2)
3523 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3527 if test -n "$cf_xopen_source" ; then
3528 CF_ADD_CFLAGS($cf_xopen_source,true)
3531 dnl In anything but the default case, we may have system-specific setting
3532 dnl which is still not guaranteed to provide all of the entrypoints that
3533 dnl _XOPEN_SOURCE would yield.
3534 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3535 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3536 AC_TRY_COMPILE([#include <stdlib.h>],[
3537 #ifndef _XOPEN_SOURCE
3540 [cf_XOPEN_SOURCE_set=yes],
3541 [cf_XOPEN_SOURCE_set=no])
3542 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3543 if test $cf_XOPEN_SOURCE_set = yes
3545 AC_TRY_COMPILE([#include <stdlib.h>],[
3546 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3549 [cf_XOPEN_SOURCE_set_ok=yes],
3550 [cf_XOPEN_SOURCE_set_ok=no])
3551 if test $cf_XOPEN_SOURCE_set_ok = no
3553 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
3560 dnl ---------------------------------------------------------------------------
3561 dnl CF_X_ATHENA version: 23 updated: 2015/04/12 15:39:00
3563 dnl Check for Xaw (Athena) libraries
3565 dnl Sets $cf_x_athena according to the flavor of Xaw which is used.
3566 AC_DEFUN([CF_X_ATHENA],
3568 cf_x_athena=${cf_x_athena:-Xaw}
3570 AC_MSG_CHECKING(if you want to link with Xaw 3d library)
3573 [ --with-Xaw3d link with Xaw 3d library])
3574 if test "$withval" = yes ; then
3581 AC_MSG_CHECKING(if you want to link with Xaw 3d xft library)
3583 AC_ARG_WITH(Xaw3dxft,
3584 [ --with-Xaw3dxft link with Xaw 3d xft library])
3585 if test "$withval" = yes ; then
3586 cf_x_athena=Xaw3dxft
3592 AC_MSG_CHECKING(if you want to link with neXT Athena library)
3595 [ --with-neXtaw link with neXT Athena library])
3596 if test "$withval" = yes ; then
3603 AC_MSG_CHECKING(if you want to link with Athena-Plus library)
3605 AC_ARG_WITH(XawPlus,
3606 [ --with-XawPlus link with Athena-Plus library])
3607 if test "$withval" = yes ; then
3616 if test "$PKG_CONFIG" != none ; then
3618 test "$cf_x_athena" = Xaw && cf_athena_list="xaw8 xaw7 xaw6"
3619 for cf_athena_pkg in \
3622 ${cf_x_athena}-devel \
3624 lib${cf_x_athena}-devel
3626 CF_TRY_PKG_CONFIG($cf_athena_pkg,[
3627 cf_x_athena_lib="$cf_pkgconfig_libs"
3628 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3629 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3633 AC_CACHE_CHECK(for usable $cf_x_athena/Xmu package,cf_cv_xaw_compat,[
3635 #include <X11/Xmu/CharSet.h>
3637 int check = XmuCompareISOLatin1("big", "small")
3638 ],[cf_cv_xaw_compat=yes],[cf_cv_xaw_compat=no])])
3640 if test "$cf_cv_xaw_compat" = no
3642 # workaround for broken ".pc" files...
3643 case "$cf_x_athena_lib" in
3647 CF_VERBOSE(work around broken package)
3649 cf_first_lib=`echo "$cf_save_xmu" | sed -e 's/^[ ][ ]*//' -e 's/ .*//'`
3650 CF_TRY_PKG_CONFIG(xmu,[
3652 CF_ADD_LIB_AFTER($cf_first_lib,$cf_pkgconfig_libs)
3654 CF_ADD_LIB_AFTER($cf_first_lib,-lXmu)
3665 if test -z "$cf_x_athena_lib" ; then
3668 CF_X_ATHENA_CPPFLAGS($cf_x_athena)
3669 CF_X_ATHENA_LIBS($cf_x_athena)
3672 dnl ---------------------------------------------------------------------------
3673 dnl CF_X_ATHENA_CPPFLAGS version: 5 updated: 2010/05/26 17:35:30
3674 dnl --------------------
3675 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3676 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3677 AC_DEFUN([CF_X_ATHENA_CPPFLAGS],
3679 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3682 for cf_path in default \
3683 /usr/contrib/X11R6 \
3684 /usr/contrib/X11R5 \
3688 if test -z "$cf_x_athena_inc" ; then
3690 cf_test=X11/$cf_x_athena_root/SimpleMenu.h
3691 if test $cf_path != default ; then
3692 CPPFLAGS="$cf_save -I$cf_path/include"
3693 AC_MSG_CHECKING(for $cf_test in $cf_path)
3695 AC_MSG_CHECKING(for $cf_test)
3698 #include <X11/Intrinsic.h>
3699 #include <$cf_test>],[],
3702 AC_MSG_RESULT($cf_result)
3703 if test "$cf_result" = yes ; then
3704 cf_x_athena_inc=$cf_path
3712 if test -z "$cf_x_athena_inc" ; then
3714 [Unable to successfully find Athena header files with test program])
3715 elif test "$cf_x_athena_inc" != default ; then
3716 CPPFLAGS="$CPPFLAGS -I$cf_x_athena_inc"
3719 dnl ---------------------------------------------------------------------------
3720 dnl CF_X_ATHENA_LIBS version: 12 updated: 2011/07/17 19:55:02
3721 dnl ----------------
3722 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3723 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3724 AC_DEFUN([CF_X_ATHENA_LIBS],
3725 [AC_REQUIRE([CF_X_TOOLKIT])
3726 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3729 for cf_path in default \
3730 /usr/contrib/X11R6 \
3731 /usr/contrib/X11R5 \
3736 ${cf_x_athena_root} \
3737 ${cf_x_athena_root}7 \
3738 ${cf_x_athena_root}6
3742 "-l$cf_lib -lXpm -lXmu" \
3743 "-l${cf_lib}_s -lXmu_s"
3745 if test -z "$cf_x_athena_lib" ; then
3747 cf_test=XawSimpleMenuAddGlobalActions
3748 if test $cf_path != default ; then
3749 CF_ADD_LIBS(-L$cf_path/lib $cf_libs)
3750 AC_MSG_CHECKING(for $cf_libs in $cf_path)
3752 CF_ADD_LIBS($cf_libs)
3753 AC_MSG_CHECKING(for $cf_test in $cf_libs)
3756 #include <X11/Intrinsic.h>
3757 #include <X11/$cf_x_athena_root/SimpleMenu.h>
3759 $cf_test((XtAppContext) 0)],
3762 AC_MSG_RESULT($cf_result)
3763 if test "$cf_result" = yes ; then
3764 cf_x_athena_lib="$cf_libs"
3770 test -n "$cf_x_athena_lib" && break
3774 if test -z "$cf_x_athena_lib" ; then
3776 [Unable to successfully link Athena library (-l$cf_x_athena_root) with test program])
3779 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3780 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3782 dnl ---------------------------------------------------------------------------
3783 dnl CF_X_EXT version: 3 updated: 2010/06/02 05:03:05
3785 AC_DEFUN([CF_X_EXT],[
3786 CF_TRY_PKG_CONFIG(Xext,,[
3787 AC_CHECK_LIB(Xext,XextCreateExtension,
3788 [CF_ADD_LIB(Xext)])])
3790 dnl ---------------------------------------------------------------------------
3791 dnl CF_X_TOOLKIT version: 23 updated: 2015/04/12 15:39:00
3793 dnl Check for X Toolkit libraries
3794 AC_DEFUN([CF_X_TOOLKIT],
3796 AC_REQUIRE([AC_PATH_XTRA])
3797 AC_REQUIRE([CF_CHECK_CACHE])
3799 # OSX is schizoid about who owns /usr/X11 (old) versus /opt/X11 (new), and (and
3800 # in some cases has installed dummy files in the former, other cases replaced
3801 # it with a link to the new location). This complicates the configure script.
3802 # Check for that pitfall, and recover using pkg-config
3804 # If none of these are set, the configuration is almost certainly broken.
3805 if test -z "${X_CFLAGS}${X_PRE_LIBS}${X_LIBS}${X_EXTRA_LIBS}"
3807 CF_TRY_PKG_CONFIG(x11,,[AC_MSG_WARN(unable to find X11 library)])
3808 CF_TRY_PKG_CONFIG(ice,,[AC_MSG_WARN(unable to find ICE library)])
3809 CF_TRY_PKG_CONFIG(sm,,[AC_MSG_WARN(unable to find SM library)])
3810 CF_TRY_PKG_CONFIG(xt,,[AC_MSG_WARN(unable to find Xt library)])
3815 CF_TRY_PKG_CONFIG(xt,[
3821 # we have an "xt" package, but it may omit Xt's dependency on X11
3822 AC_CACHE_CHECK(for usable X dependency,cf_cv_xt_x11_compat,[
3824 #include <X11/Xlib.h>
3826 int rc1 = XDrawLine((Display*) 0, (Drawable) 0, (GC) 0, 0, 0, 0, 0);
3827 int rc2 = XClearWindow((Display*) 0, (Window) 0);
3828 int rc3 = XMoveWindow((Display*) 0, (Window) 0, 0, 0);
3829 int rc4 = XMoveResizeWindow((Display*)0, (Window)0, 0, 0, 0, 0);
3830 ],[cf_cv_xt_x11_compat=yes],[cf_cv_xt_x11_compat=no])])
3831 if test "$cf_cv_xt_x11_compat" = no
3833 CF_VERBOSE(work around broken X11 dependency)
3834 # 2010/11/19 - good enough until a working Xt on Xcb is delivered.
3835 CF_TRY_PKG_CONFIG(x11,,[CF_ADD_LIB_AFTER(-lXt,-lX11)])
3840 AC_CACHE_CHECK(for usable X Toolkit package,cf_cv_xt_ice_compat,[
3842 #include <X11/Shell.h>
3843 ],[int num = IceConnectionNumber(0)
3844 ],[cf_cv_xt_ice_compat=yes],[cf_cv_xt_ice_compat=no])])
3846 if test "$cf_cv_xt_ice_compat" = no
3848 # workaround for broken ".pc" files used for X Toolkit.
3849 case "x$X_PRE_LIBS" in
3855 CF_VERBOSE(work around broken ICE dependency)
3856 CF_TRY_PKG_CONFIG(ice,
3857 [CF_TRY_PKG_CONFIG(sm)],
3858 [CF_ADD_LIB_AFTER(-lXt,$X_PRE_LIBS)])
3868 LDFLAGS="$X_LIBS $LDFLAGS"
3869 CF_CHECK_CFLAGS($X_CFLAGS)
3871 AC_CHECK_FUNC(XOpenDisplay,,[
3872 AC_CHECK_LIB(X11,XOpenDisplay,
3874 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3876 AC_CHECK_FUNC(XtAppInitialize,,[
3877 AC_CHECK_LIB(Xt, XtAppInitialize,
3878 [AC_DEFINE(HAVE_LIBXT,1,[Define to 1 if we can compile with the Xt library])
3880 LIBS="-lXt $X_PRE_LIBS $LIBS $X_EXTRA_LIBS"],,
3881 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3884 if test $cf_have_X_LIBS = no ; then
3886 [Unable to successfully link X Toolkit library (-lXt) with
3887 test program. You will have to check and add the proper libraries by hand
3891 dnl ---------------------------------------------------------------------------
3892 dnl CF__CURSES_HEAD version: 2 updated: 2010/10/23 15:54:49
3894 dnl Define a reusable chunk which includes <curses.h> and <term.h> when they
3895 dnl are both available.
3896 define([CF__CURSES_HEAD],[
3898 #include <xcurses.h>
3899 char * XCursesProgramName = "test";
3901 #include <${cf_cv_ncurses_header:-curses.h}>
3902 #if defined(NCURSES_VERSION) && defined(HAVE_NCURSESW_TERM_H)
3903 #include <ncursesw/term.h>
3904 #elif defined(NCURSES_VERSION) && defined(HAVE_NCURSES_TERM_H)
3905 #include <ncurses/term.h>
3906 #elif defined(HAVE_TERM_H)