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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20 dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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24 dnl holders shall not be used in advertising or otherwise to promote the *
25 dnl sale, use or other dealings in this Software without prior written *
27 dnl***************************************************************************
29 dnl $Id: aclocal.m4,v 1.134 2016/09/04 00:10:41 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([$4],,,[
378 dnl ---------------------------------------------------------------------------
379 dnl CF_CC_ENV_FLAGS version: 6 updated: 2016/08/29 20:57:00
381 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
382 dnl into CC. This will not help with broken scripts that wrap the compiler
383 dnl with options, but eliminates a more common category of user confusion.
385 dnl In particular, it addresses the problem of being able to run the C
386 dnl preprocessor in a consistent manner.
388 dnl Caveat: this also disallows blanks in the pathname for the compiler, but
389 dnl the nuisance of having inconsistent settings for compiler and preprocessor
390 dnl outweighs that limitation.
391 AC_DEFUN([CF_CC_ENV_FLAGS],
393 # This should have been defined by AC_PROG_CC
396 AC_MSG_CHECKING(\$CC variable)
399 AC_MSG_RESULT(broken)
400 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
402 cf_flags=`echo "$CC" | sed -e 's/^.*[[ ]]\(-[[^ ]]\)/\1/'`
403 CC=`echo "$CC " | sed -e 's/[[ ]]-[[^ ]].*$//' -e 's/[[ ]]*$//'`
404 for cf_arg in $cf_flags
408 CF_ADD_CFLAGS($cf_flags)
415 CF_VERBOSE(resulting CC: '$CC')
416 CF_VERBOSE(resulting CFLAGS: '$CFLAGS')
417 CF_VERBOSE(resulting CPPFLAGS: '$CPPFLAGS')
424 dnl ---------------------------------------------------------------------------
425 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
427 dnl Check if we're accidentally using a cache from a different machine.
428 dnl Derive the system name, as a check for reusing the autoconf cache.
430 dnl If we've packaged config.guess and config.sub, run that (since it does a
431 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
432 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
433 dnl which is useful in cross-compiles.
435 dnl Note: we would use $ac_config_sub, but that is one of the places where
436 dnl autoconf 2.5x broke compatibility with autoconf 2.13
437 AC_DEFUN([CF_CHECK_CACHE],
439 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
440 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
441 system_name="$host_os"
443 system_name="`(uname -s -r) 2>/dev/null`"
444 if test -z "$system_name" ; then
445 system_name="`(hostname) 2>/dev/null`"
448 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
449 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
451 test -z "$system_name" && system_name="$cf_cv_system_name"
452 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
454 if test ".$system_name" != ".$cf_cv_system_name" ; then
455 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
456 AC_MSG_ERROR("Please remove config.cache and try again.")
459 dnl ---------------------------------------------------------------------------
460 dnl CF_CHECK_CFLAGS version: 3 updated: 2014/07/22 05:32:57
462 dnl Conditionally add to $CFLAGS and $CPPFLAGS values which are derived from
463 dnl a build-configuration such as imake. These have the pitfall that they
464 dnl often contain compiler-specific options which we cannot use, mixed with
465 dnl preprocessor options that we usually can.
466 AC_DEFUN([CF_CHECK_CFLAGS],
468 CF_VERBOSE(checking additions to CFLAGS)
469 cf_check_cflags="$CFLAGS"
470 cf_check_cppflags="$CPPFLAGS"
471 CF_ADD_CFLAGS($1,yes)
472 if test "x$cf_check_cflags" != "x$CFLAGS" ; then
473 AC_TRY_LINK([#include <stdio.h>],[printf("Hello world");],,
474 [CF_VERBOSE(test-compile failed. Undoing change to \$CFLAGS)
475 if test "x$cf_check_cppflags" != "x$CPPFLAGS" ; then
476 CF_VERBOSE(but keeping change to \$CPPFLAGS)
478 CFLAGS="$cf_check_flags"])
481 dnl ---------------------------------------------------------------------------
482 dnl CF_CHECK_CURSES_LIB version: 1 updated: 2015/04/25 20:53:11
483 dnl -------------------
484 dnl $1 = nominal library name, used also for header lookup
485 dnl $2 = suffix to append to library name
486 dnl $3 = function to check for using AC_CHECK_LIB
487 AC_DEFUN([CF_CHECK_CURSES_LIB],
489 AC_CHECK_LIB($1$2,$3,[
490 CF_UPPER(cf_upper,have_lib$1)
492 AC_DEFINE_UNQUOTED($cf_upper,1)])
494 dnl ---------------------------------------------------------------------------
495 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
496 dnl -----------------
497 dnl Check if the given compiler is really clang. clang's C driver defines
498 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
499 dnl not ignore some gcc options.
501 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
502 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
503 dnl the wrappers for gcc and g++ warnings.
505 dnl $1 = GCC (default) or GXX
506 dnl $2 = CLANG_COMPILER (default)
507 dnl $3 = CFLAGS (default) or CXXFLAGS
508 AC_DEFUN([CF_CLANG_COMPILER],[
509 ifelse([$2],,CLANG_COMPILER,[$2])=no
511 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
512 AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
513 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
514 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
520 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
521 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
523 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
524 AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
527 dnl ---------------------------------------------------------------------------
528 dnl CF_CURSES_ACS_MAP version: 7 updated: 2012/10/06 16:39:58
529 dnl -----------------
530 dnl Check for likely values of acs_map[]:
531 AC_DEFUN([CF_CURSES_ACS_MAP],
533 AC_REQUIRE([CF_NCURSES_WRAP_PREFIX])dnl
534 AC_CACHE_CHECK(for alternate character set array, cf_cv_curses_acs_map,[
535 cf_cv_curses_acs_map=unknown
536 for name in acs_map _acs_map __acs_map ${NCURSES_WRAP_PREFIX}acs_map
539 #include <${cf_cv_ncurses_header:-curses.h}>
541 $name['k'] = ACS_PLUS
542 ],[cf_cv_curses_acs_map=$name; break])
546 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_])
548 dnl ---------------------------------------------------------------------------
549 dnl CF_CURSES_CHECK_DATA version: 5 updated: 2014/07/19 18:41:17
550 dnl --------------------
551 dnl Check if curses.h defines the given data/variable.
552 dnl Use this after CF_NCURSES_CONFIG or CF_CURSES_CONFIG.
553 AC_DEFUN([CF_CURSES_CHECK_DATA],
555 AC_MSG_CHECKING(for data $1 declaration in ${cf_cv_ncurses_header:-curses.h})
557 AC_TRY_COMPILE(CF__CURSES_HEAD,[
559 ],cf_result=yes,cf_result=no)
560 AC_MSG_RESULT($cf_result)
562 if test $cf_result = yes ; then
563 CF_UPPER(cf_result,have_curses_data_$1)
564 AC_DEFINE_UNQUOTED($cf_result)
566 AC_MSG_CHECKING(for data $1 in library)
567 # BSD linkers insist on making weak linkage, but resolve at runtime.
568 AC_TRY_RUN(CF__CURSES_HEAD
574 fprintf(stderr, "testing linkage of $1:%p\n", foo);
575 ${cf_cv_main_return:-return}(foo == 0);
576 }],[cf_result=yes],[cf_result=no],[
578 AC_TRY_LINK(CF__CURSES_HEAD
582 fprintf(stderr, "testing linkage of $1:%p\n", foo);
583 ${cf_cv_main_return:-return}(foo == 0);
585 ],[cf_result=yes],[cf_result=no])
587 AC_MSG_RESULT($cf_result)
588 if test $cf_result = yes ; then
589 CF_UPPER(cf_result,decl_curses_data_$1)
590 AC_DEFINE_UNQUOTED($cf_result)
594 dnl ---------------------------------------------------------------------------
595 dnl CF_CURSES_CHECK_TYPE version: 4 updated: 2012/10/06 16:39:58
596 dnl --------------------
597 dnl Check if curses.h defines the given type
598 AC_DEFUN([CF_CURSES_CHECK_TYPE],
600 AC_MSG_CHECKING(for type $1 in ${cf_cv_ncurses_header:-curses.h})
602 #ifndef _XOPEN_SOURCE_EXTENDED
603 #define _XOPEN_SOURCE_EXTENDED
605 #include <${cf_cv_ncurses_header:-curses.h}>],[
607 ],cf_result=yes,cf_result=no)
608 AC_MSG_RESULT($cf_result)
609 if test $cf_result = yes ; then
610 CF_UPPER(cf_result,have_type_$1)
611 AC_DEFINE_UNQUOTED($cf_result,1,[Define to 1 if we have type $1])
613 AC_DEFINE_UNQUOTED($1,$2,[Define to appropriate type if $1 is not declared])
616 dnl ---------------------------------------------------------------------------
617 dnl CF_CURSES_CONFIG version: 2 updated: 2006/10/29 11:06:27
619 dnl Tie together the configure-script macros for curses. It may be ncurses,
620 dnl but unless asked, we do not make a special search for ncurses. However,
621 dnl still check for the ncurses version number, for use in other macros.
622 AC_DEFUN([CF_CURSES_CONFIG],
628 dnl ---------------------------------------------------------------------------
629 dnl CF_CURSES_CPPFLAGS version: 12 updated: 2015/04/15 19:08:48
630 dnl ------------------
631 dnl Look for the curses headers.
632 AC_DEFUN([CF_CURSES_CPPFLAGS],[
634 AC_CACHE_CHECK(for extra include directories,cf_cv_curses_incdir,[
635 cf_cv_curses_incdir=no
638 if test "x$cf_cv_screen" = "xcurses_colr"
640 test -d /usr/include/curses_colr && \
641 cf_cv_curses_incdir="-I/usr/include/curses_colr"
645 if test "x$cf_cv_screen" = "xcurses_5lib"
647 test -d /usr/5lib && \
648 test -d /usr/5include && \
649 cf_cv_curses_incdir="-I/usr/5include"
654 test "$cf_cv_curses_incdir" != no && CPPFLAGS="$CPPFLAGS $cf_cv_curses_incdir"
659 dnl ---------------------------------------------------------------------------
660 dnl CF_CURSES_FUNCS version: 18 updated: 2014/07/19 18:44:41
662 dnl Curses-functions are a little complicated, since a lot of them are macros.
663 AC_DEFUN([CF_CURSES_FUNCS],
665 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
666 AC_REQUIRE([CF_XOPEN_CURSES])
667 AC_REQUIRE([CF_CURSES_TERM_H])
668 AC_REQUIRE([CF_CURSES_UNCTRL_H])
671 CF_UPPER(cf_tr_func,$cf_func)
672 AC_MSG_CHECKING(for ${cf_func})
673 CF_MSG_LOG(${cf_func})
674 AC_CACHE_VAL(cf_cv_func_$cf_func,[
675 eval cf_result='$ac_cv_func_'$cf_func
676 if test ".$cf_result" != ".no"; then
677 AC_TRY_LINK(CF__CURSES_HEAD,
680 long foo = (long)(&${cf_func});
681 fprintf(stderr, "testing linkage of $cf_func:%p\n", foo);
682 if (foo + 1234 > 5678)
683 ${cf_cv_main_return:-return}(foo);
689 eval 'cf_cv_func_'$cf_func'=$cf_result'
691 # use the computed/retrieved cache-value:
692 eval 'cf_result=$cf_cv_func_'$cf_func
693 AC_MSG_RESULT($cf_result)
694 if test $cf_result != no; then
695 AC_DEFINE_UNQUOTED(HAVE_${cf_tr_func})
699 dnl ---------------------------------------------------------------------------
700 dnl CF_CURSES_HEADER version: 5 updated: 2015/04/23 20:35:30
702 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
703 dnl variations of ncurses' installs.
705 dnl $1 = ncurses when looking for ncurses, or is empty
706 AC_DEFUN([CF_CURSES_HEADER],[
707 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
708 cf_cv_ncurses_header=none
710 ncurses.h ifelse($1,,,[$1/ncurses.h]) \
711 curses.h ifelse($1,,,[$1/curses.h]) ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
713 AC_TRY_COMPILE([#include <${cf_header}>],
714 [initscr(); tgoto("?", 0,0)],
715 [cf_cv_ncurses_header=$cf_header; break],[])
719 if test "$cf_cv_ncurses_header" = none ; then
720 AC_MSG_ERROR(No curses header-files found)
723 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
724 AC_CHECK_HEADERS($cf_cv_ncurses_header)
726 dnl ---------------------------------------------------------------------------
727 dnl CF_CURSES_LIBS version: 39 updated: 2015/05/10 19:52:14
729 dnl Look for the curses libraries. Older curses implementations may require
730 dnl termcap/termlib to be linked as well. Call CF_CURSES_CPPFLAGS first.
731 AC_DEFUN([CF_CURSES_LIBS],[
733 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
734 AC_MSG_CHECKING(if we have identified curses libraries)
735 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
736 [initscr(); tgoto("?", 0,0)],
739 AC_MSG_RESULT($cf_result)
741 if test "$cf_result" = no ; then
744 AC_CHECK_LIB(mytinfo,tgoto,[CF_ADD_LIBS(-lmytinfo)])
747 # Looking at HPUX 10.20, the Hcurses library is the oldest (1997), cur_colr
748 # next (1998), and xcurses "newer" (2000). There is no header file for
749 # Hcurses; the subdirectory curses_colr has the headers (curses.h and
750 # term.h) for cur_colr
751 if test "x$cf_cv_screen" = "xcurses_colr"
753 AC_CHECK_LIB(cur_colr,initscr,[
754 CF_ADD_LIBS(-lcur_colr)
755 ac_cv_func_initscr=yes
757 AC_CHECK_LIB(Hcurses,initscr,[
758 # HP's header uses __HP_CURSES, but user claims _HP_CURSES.
759 CF_ADD_LIBS(-lHcurses)
760 CPPFLAGS="$CPPFLAGS -D__HP_CURSES -D_HP_CURSES"
761 ac_cv_func_initscr=yes
766 case `arch 2>/dev/null` in
770 CF_ADD_LIBDIR(/lib64)
781 if test "x$cf_cv_screen" = "xcurses_5lib"
783 if test -d /usr/5lib ; then
784 CF_ADD_LIBDIR(/usr/5lib)
785 CF_ADD_LIBS(-lcurses -ltermcap)
788 ac_cv_func_initscr=yes
792 if test ".$ac_cv_func_initscr" != .yes ; then
795 if test ".${cf_cv_ncurses_version:-no}" != .no
797 cf_check_list="ncurses curses cursesX"
799 cf_check_list="cursesX curses ncurses"
802 # Check for library containing tgoto. Do this before curses library
803 # because it may be needed to link the test-case for initscr.
804 if test "x$cf_term_lib" = x
806 AC_CHECK_FUNC(tgoto,[cf_term_lib=predefined],[
807 for cf_term_lib in $cf_check_list otermcap termcap tinfo termlib unknown
809 AC_CHECK_LIB($cf_term_lib,tgoto,[break])
814 # Check for library containing initscr
815 test "$cf_term_lib" != predefined && test "$cf_term_lib" != unknown && LIBS="-l$cf_term_lib $cf_save_LIBS"
816 if test "x$cf_curs_lib" = x
818 for cf_curs_lib in $cf_check_list xcurses jcurses pdcurses unknown
820 AC_CHECK_LIB($cf_curs_lib,initscr,[break])
823 test $cf_curs_lib = unknown && AC_MSG_ERROR(no curses library found)
825 LIBS="-l$cf_curs_lib $cf_save_LIBS"
826 if test "$cf_term_lib" = unknown ; then
827 AC_MSG_CHECKING(if we can link with $cf_curs_lib library)
828 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
832 AC_MSG_RESULT($cf_result)
833 test $cf_result = no && AC_MSG_ERROR(Cannot link curses library)
834 elif test "$cf_curs_lib" = "$cf_term_lib" ; then
836 elif test "$cf_term_lib" != predefined ; then
837 AC_MSG_CHECKING(if we need both $cf_curs_lib and $cf_term_lib libraries)
838 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
839 [initscr(); tgoto((char *)0, 0, 0);],
842 LIBS="-l$cf_curs_lib -l$cf_term_lib $cf_save_LIBS"
843 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
848 AC_MSG_RESULT($cf_result)
854 dnl ---------------------------------------------------------------------------
855 dnl CF_CURSES_TERM_H version: 11 updated: 2015/04/15 19:08:48
857 dnl SVr4 curses should have term.h as well (where it puts the definitions of
858 dnl the low-level interface). This may not be true in old/broken implementations,
859 dnl as well as in misconfigured systems (e.g., gcc configured for Solaris 2.4
860 dnl running with Solaris 2.5.1).
861 AC_DEFUN([CF_CURSES_TERM_H],
863 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
865 AC_CACHE_CHECK(for term.h, cf_cv_term_header,[
867 # If we found <ncurses/curses.h>, look for <ncurses/term.h>, but always look
868 # for <term.h> if we do not find the variant.
870 cf_header_list="term.h ncurses/term.h ncursesw/term.h"
872 case ${cf_cv_ncurses_header:-curses.h} in
874 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`term.h
875 cf_header_list="$cf_header_item $cf_header_list"
879 for cf_header in $cf_header_list
882 #include <${cf_cv_ncurses_header:-curses.h}>
883 #include <${cf_header}>],
885 [cf_cv_term_header=$cf_header
887 [cf_cv_term_header=no])
890 case $cf_cv_term_header in
892 # If curses is ncurses, some packagers still mess it up by trying to make
893 # us use GNU termcap. This handles the most common case.
894 for cf_header in ncurses/term.h ncursesw/term.h
897 #include <${cf_cv_ncurses_header:-curses.h}>
898 #ifdef NCURSES_VERSION
899 #include <${cf_header}>
904 [cf_cv_term_header=$cf_header
906 [cf_cv_term_header=no])
912 case $cf_cv_term_header in
914 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
917 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
920 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
924 dnl ---------------------------------------------------------------------------
925 dnl CF_CURSES_UNCTRL_H version: 4 updated: 2015/04/15 19:08:48
926 dnl ------------------
927 dnl Any X/Open curses implementation must have unctrl.h, but ncurses packages
928 dnl may put it in a subdirectory (along with ncurses' other headers, of
929 dnl course). Packages which put the headers in inconsistent locations are
931 AC_DEFUN([CF_CURSES_UNCTRL_H],
933 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
935 AC_CACHE_CHECK(for unctrl.h, cf_cv_unctrl_header,[
937 # If we found <ncurses/curses.h>, look for <ncurses/unctrl.h>, but always look
938 # for <unctrl.h> if we do not find the variant.
940 cf_header_list="unctrl.h ncurses/unctrl.h ncursesw/unctrl.h"
942 case ${cf_cv_ncurses_header:-curses.h} in
944 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`unctrl.h
945 cf_header_list="$cf_header_item $cf_header_list"
949 for cf_header in $cf_header_list
952 #include <${cf_cv_ncurses_header:-curses.h}>
953 #include <${cf_header}>],
955 [cf_cv_unctrl_header=$cf_header
957 [cf_cv_unctrl_header=no])
961 case $cf_cv_unctrl_header in
963 AC_MSG_WARN(unctrl.h header not found)
967 case $cf_cv_unctrl_header in
969 AC_DEFINE(HAVE_UNCTRL_H,1,[Define to 1 if we have unctrl.h])
972 AC_DEFINE(HAVE_NCURSES_UNCTRL_H,1,[Define to 1 if we have ncurses/unctrl.h])
975 AC_DEFINE(HAVE_NCURSESW_UNCTRL_H,1,[Define to 1 if we have ncursesw/unctrl.h])
979 dnl ---------------------------------------------------------------------------
980 dnl CF_CURSES_WACS_MAP version: 6 updated: 2012/10/06 08:57:51
981 dnl ------------------
982 dnl Check for likely values of wacs_map[].
983 AC_DEFUN([CF_CURSES_WACS_MAP],
985 AC_CACHE_CHECK(for wide alternate character set array, cf_cv_curses_wacs_map,[
986 cf_cv_curses_wacs_map=unknown
987 for name in wacs_map _wacs_map __wacs_map _nc_wacs _wacs_char
990 #ifndef _XOPEN_SOURCE_EXTENDED
991 #define _XOPEN_SOURCE_EXTENDED
993 #include <${cf_cv_ncurses_header:-curses.h}>],
994 [void *foo = &($name['k'])],
995 [cf_cv_curses_wacs_map=$name
999 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])
1001 dnl ---------------------------------------------------------------------------
1002 dnl CF_CURSES_WACS_SYMBOLS version: 2 updated: 2012/10/06 08:57:51
1003 dnl ----------------------
1004 dnl Do a check to see if the WACS_xxx constants are defined compatibly with
1005 dnl X/Open Curses. In particular, NetBSD's implementation of the WACS_xxx
1006 dnl constants is broken since those constants do not point to cchar_t's.
1007 AC_DEFUN([CF_CURSES_WACS_SYMBOLS],
1009 AC_REQUIRE([CF_CURSES_WACS_MAP])
1011 AC_CACHE_CHECK(for wide alternate character constants, cf_cv_curses_wacs_symbols,[
1012 cf_cv_curses_wacs_symbols=no
1013 if test "$cf_cv_curses_wacs_map" != unknown
1016 #ifndef _XOPEN_SOURCE_EXTENDED
1017 #define _XOPEN_SOURCE_EXTENDED
1019 #include <${cf_cv_ncurses_header:-curses.h}>],
1020 [cchar_t *foo = WACS_PLUS;
1021 $cf_cv_curses_wacs_map['k'] = *WACS_PLUS],
1022 [cf_cv_curses_wacs_symbols=yes])
1025 #ifndef _XOPEN_SOURCE_EXTENDED
1026 #define _XOPEN_SOURCE_EXTENDED
1028 #include <${cf_cv_ncurses_header:-curses.h}>],
1029 [cchar_t *foo = WACS_PLUS],
1030 [cf_cv_curses_wacs_symbols=yes])
1034 test "$cf_cv_curses_wacs_symbols" != no && AC_DEFINE(CURSES_WACS_SYMBOLS,1,[Define to 1 if (n)curses supports wide-character WACS_ symbols])
1036 dnl ---------------------------------------------------------------------------
1037 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1039 dnl "dirname" is not portable, so we fake it with a shell script.
1040 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1041 dnl ---------------------------------------------------------------------------
1042 dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57
1044 dnl You can always use "make -n" to see the actual options, but it's hard to
1045 dnl pick out/analyze warning messages when the compile-line is long.
1048 dnl ECHO_LT - symbol to control if libtool is verbose
1049 dnl ECHO_LD - symbol to prefix "cc -o" lines
1050 dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1051 dnl SHOW_CC - symbol to put before explicit "cc -c" lines
1052 dnl ECHO_CC - symbol to put before any "cc" line
1054 AC_DEFUN([CF_DISABLE_ECHO],[
1055 AC_MSG_CHECKING(if you want to see long compiling messages)
1056 CF_ARG_DISABLE(echo,
1057 [ --disable-echo do not display "compiling" commands],
1060 ECHO_LD='@echo linking [$]@;'
1061 RULE_CC='@echo compiling [$]<'
1062 SHOW_CC='@echo compiling [$]@'
1071 AC_MSG_RESULT($enableval)
1078 dnl ---------------------------------------------------------------------------
1079 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1080 dnl ----------------
1081 dnl Combine no-leak checks with the libraries or tools that are used for the
1083 AC_DEFUN([CF_DISABLE_LEAKS],[
1085 AC_REQUIRE([CF_WITH_DMALLOC])
1086 AC_REQUIRE([CF_WITH_DBMALLOC])
1087 AC_REQUIRE([CF_WITH_VALGRIND])
1089 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1090 AC_ARG_ENABLE(leaks,
1091 [ --disable-leaks test: free permanent memory, analyze leaks],
1092 [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1093 : ${with_no_leaks:=no})
1094 AC_MSG_RESULT($with_no_leaks)
1096 if test "$with_no_leaks" = yes ; then
1097 AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1098 AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1101 dnl ---------------------------------------------------------------------------
1102 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1103 dnl ---------------------
1104 dnl The rpath-hack makes it simpler to build programs, particularly with the
1105 dnl *BSD ports which may have essential libraries in unusual places. But it
1106 dnl can interfere with building an executable for the base system. Use this
1107 dnl option in that case.
1108 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1110 AC_MSG_CHECKING(if rpath-hack should be disabled)
1111 CF_ARG_DISABLE(rpath-hack,
1112 [ --disable-rpath-hack don't add rpath options for additional libraries],
1113 [cf_disable_rpath_hack=yes],
1114 [cf_disable_rpath_hack=no])
1115 AC_MSG_RESULT($cf_disable_rpath_hack)
1116 if test "$cf_disable_rpath_hack" = no ; then
1120 dnl ---------------------------------------------------------------------------
1121 dnl CF_ENABLE_WARNINGS version: 4 updated: 2009/07/26 17:53:03
1122 dnl ------------------
1123 dnl Configure-option to enable gcc warnings
1124 AC_DEFUN([CF_ENABLE_WARNINGS],[
1125 if ( test "$GCC" = yes || test "$GXX" = yes )
1127 AC_MSG_CHECKING(if you want to turn on gcc warnings)
1128 CF_ARG_ENABLE(warnings,
1129 [ --enable-warnings test: turn on gcc compiler warnings],
1130 [with_warnings=yes],
1132 AC_MSG_RESULT($with_warnings)
1133 if test "$with_warnings" = "yes"
1140 dnl ---------------------------------------------------------------------------
1141 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
1143 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
1144 dnl prefer a standard location, and use -L options only if we do not find the
1145 dnl library in the standard library location(s).
1146 dnl $1 = library name
1147 dnl $2 = library class, usually the same as library name
1149 dnl $4 = code fragment to compile/link
1150 dnl $5 = corresponding function-name
1151 dnl $6 = flag, nonnull if failure should not cause an error-exit
1153 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
1154 dnl to use a -L option.
1155 AC_DEFUN([CF_FIND_LIBRARY],
1157 eval 'cf_cv_have_lib_'$1'=no'
1160 eval 'cf_cv_have_lib_'$1'=yes',[
1161 cf_save_LIBS="$LIBS"
1162 AC_MSG_CHECKING(for $5 in -l$1)
1164 AC_TRY_LINK([$3],[$4],
1166 eval 'cf_cv_have_lib_'$1'=yes'
1169 CF_LIBRARY_PATH(cf_search,$2)
1170 for cf_libdir in $cf_search
1172 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
1173 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
1174 AC_TRY_LINK([$3],[$4],
1176 eval 'cf_cv_have_lib_'$1'=yes'
1179 LIBS="$cf_save_LIBS"])
1183 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
1185 if test $cf_found_library = no ; then
1186 AC_MSG_ERROR(Cannot link $1 library)
1190 dnl ---------------------------------------------------------------------------
1191 dnl CF_FIND_LINKAGE version: 20 updated: 2015/04/18 08:56:57
1193 dnl Find a library (specifically the linkage used in the code fragment),
1194 dnl searching for it if it is not already in the library path.
1195 dnl See also CF_ADD_SEARCHPATH.
1197 dnl Parameters (4-on are optional):
1198 dnl $1 = headers for library entrypoint
1199 dnl $2 = code fragment for library entrypoint
1200 dnl $3 = the library name without the "-l" option or ".so" suffix.
1201 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
1202 dnl $5 = action to perform if not successful
1203 dnl $6 = module name, if not the same as the library name
1204 dnl $7 = extra libraries
1206 dnl Sets these variables:
1207 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1208 dnl $cf_cv_header_path_$3 - include-directory if needed
1209 dnl $cf_cv_library_path_$3 - library-directory if needed
1210 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1211 AC_DEFUN([CF_FIND_LINKAGE],[
1213 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1214 # will be set on completion of the AC_TRY_LINK below.
1215 cf_cv_header_path_$3=
1216 cf_cv_library_path_$3=
1218 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1220 cf_save_LIBS="$LIBS"
1222 AC_TRY_LINK([$1],[$2],[
1223 cf_cv_find_linkage_$3=yes
1224 cf_cv_header_path_$3=/usr/include
1225 cf_cv_library_path_$3=/usr/lib
1228 LIBS="-l$3 $7 $cf_save_LIBS"
1230 AC_TRY_LINK([$1],[$2],[
1231 cf_cv_find_linkage_$3=yes
1232 cf_cv_header_path_$3=/usr/include
1233 cf_cv_library_path_$3=/usr/lib
1234 cf_cv_library_file_$3="-l$3"
1236 cf_cv_find_linkage_$3=no
1237 LIBS="$cf_save_LIBS"
1239 CF_VERBOSE(find linkage for $3 library)
1240 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1242 cf_save_CPPFLAGS="$CPPFLAGS"
1243 cf_test_CPPFLAGS="$CPPFLAGS"
1245 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1246 for cf_cv_header_path_$3 in $cf_search
1248 if test -d $cf_cv_header_path_$3 ; then
1249 CF_VERBOSE(... testing $cf_cv_header_path_$3)
1250 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1251 AC_TRY_COMPILE([$1],[$2],[
1252 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1253 cf_cv_find_linkage_$3=maybe
1254 cf_test_CPPFLAGS="$CPPFLAGS"
1256 CPPFLAGS="$cf_save_CPPFLAGS"
1261 if test "$cf_cv_find_linkage_$3" = maybe ; then
1263 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1265 cf_save_LIBS="$LIBS"
1266 cf_save_LDFLAGS="$LDFLAGS"
1269 CPPFLAGS="$cf_test_CPPFLAGS"
1270 LIBS="-l$3 $7 $cf_save_LIBS"
1271 AC_TRY_LINK([$1],[$2],[
1272 CF_VERBOSE(... found $3 library in system)
1273 cf_cv_find_linkage_$3=yes])
1274 CPPFLAGS="$cf_save_CPPFLAGS"
1275 LIBS="$cf_save_LIBS"
1278 if test "$cf_cv_find_linkage_$3" != yes ; then
1279 CF_LIBRARY_PATH(cf_search,$3)
1280 for cf_cv_library_path_$3 in $cf_search
1282 if test -d $cf_cv_library_path_$3 ; then
1283 CF_VERBOSE(... testing $cf_cv_library_path_$3)
1284 CPPFLAGS="$cf_test_CPPFLAGS"
1285 LIBS="-l$3 $7 $cf_save_LIBS"
1286 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1287 AC_TRY_LINK([$1],[$2],[
1288 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1289 cf_cv_find_linkage_$3=yes
1290 cf_cv_library_file_$3="-l$3"
1292 CPPFLAGS="$cf_save_CPPFLAGS"
1293 LIBS="$cf_save_LIBS"
1294 LDFLAGS="$cf_save_LDFLAGS"
1298 CPPFLAGS="$cf_save_CPPFLAGS"
1299 LDFLAGS="$cf_save_LDFLAGS"
1303 cf_cv_find_linkage_$3=no
1308 LIBS="$cf_save_LIBS"
1310 if test "$cf_cv_find_linkage_$3" = yes ; then
1312 CF_ADD_INCDIR($cf_cv_header_path_$3)
1313 CF_ADD_LIBDIR($cf_cv_library_path_$3)
1317 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1320 dnl ---------------------------------------------------------------------------
1321 dnl CF_FUNC_CURSES_VERSION version: 6 updated: 2012/10/06 16:39:58
1322 dnl ----------------------
1323 dnl Solaris has a data item 'curses_version', which confuses AC_CHECK_FUNCS.
1324 dnl It's a character string "SVR4", not documented.
1325 AC_DEFUN([CF_FUNC_CURSES_VERSION],
1327 AC_CACHE_CHECK(for function curses_version, cf_cv_func_curses_version,[
1329 #include <${cf_cv_ncurses_header:-curses.h}>
1333 sprintf(temp, "%s\n", curses_version());
1334 ${cf_cv_main_return:-return}(0);
1336 ,[cf_cv_func_curses_version=yes]
1337 ,[cf_cv_func_curses_version=no]
1338 ,[cf_cv_func_curses_version=unknown])
1340 test "$cf_cv_func_curses_version" = yes && AC_DEFINE(HAVE_CURSES_VERSION,1,[Define to 1 if we have curses_version function])
1342 dnl ---------------------------------------------------------------------------
1343 dnl CF_FUNC_OPENPTY version: 5 updated: 2015/09/12 14:46:50
1345 dnl Check for openpty() function, along with <pty.h> header. It may need the
1346 dnl "util" library as well.
1347 AC_DEFUN([CF_FUNC_OPENPTY],
1349 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1350 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1351 cf_save_LIBS="$LIBS"
1352 test $cf_cv_lib_util = yes && { CF_ADD_LIB(util) }
1353 for cf_header in pty.h libutil.h util.h
1356 #include <$cf_header>
1358 int x = openpty((int *)0, (int *)0, (char *)0,
1359 (struct termios *)0, (struct winsize *)0);
1361 cf_cv_func_openpty=$cf_header
1364 cf_cv_func_openpty=no
1367 LIBS="$cf_save_LIBS"
1370 dnl ---------------------------------------------------------------------------
1371 dnl CF_GCC_ATTRIBUTES version: 17 updated: 2015/04/12 15:39:00
1372 dnl -----------------
1373 dnl Test for availability of useful gcc __attribute__ directives to quiet
1374 dnl compiler warnings. Though useful, not all are supported -- and contrary
1375 dnl to documentation, unrecognized directives cause older compilers to barf.
1376 AC_DEFUN([CF_GCC_ATTRIBUTES],
1378 if test "$GCC" = yes
1380 cat > conftest.i <<EOF
1382 #define GCC_PRINTF 0
1387 #ifndef GCC_NORETURN
1388 #define GCC_NORETURN /* nothing */
1391 #define GCC_UNUSED /* nothing */
1394 if test "$GCC" = yes
1396 AC_CHECKING([for $CC __attribute__ directives])
1397 cat > conftest.$ac_ext <<EOF
1398 #line __oline__ "${as_me:-configure}"
1399 #include "confdefs.h"
1400 #include "conftest.h"
1401 #include "conftest.i"
1403 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1405 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1408 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1410 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
1412 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1413 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1414 extern void foo(void) GCC_NORETURN;
1415 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1417 cf_printf_attribute=no
1418 cf_scanf_attribute=no
1419 for cf_attribute in scanf printf unused noreturn
1421 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1422 cf_directive="__attribute__(($cf_attribute))"
1423 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1425 case $cf_attribute in
1427 cf_printf_attribute=yes
1428 cat >conftest.h <<EOF
1429 #define GCC_$cf_ATTRIBUTE 1
1433 cf_scanf_attribute=yes
1434 cat >conftest.h <<EOF
1435 #define GCC_$cf_ATTRIBUTE 1
1439 cat >conftest.h <<EOF
1440 #define GCC_$cf_ATTRIBUTE $cf_directive
1445 if AC_TRY_EVAL(ac_compile); then
1446 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1447 cat conftest.h >>confdefs.h
1448 case $cf_attribute in
1450 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1453 cf_value='/* nothing */'
1454 if test "$cf_printf_attribute" != no ; then
1455 cf_value='__attribute__((format(printf,fmt,var)))'
1456 AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1458 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1461 cf_value='/* nothing */'
1462 if test "$cf_scanf_attribute" != no ; then
1463 cf_value='__attribute__((format(scanf,fmt,var)))'
1464 AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1466 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1469 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1475 fgrep define conftest.i >>confdefs.h
1480 dnl ---------------------------------------------------------------------------
1481 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1483 dnl Find version of gcc
1484 AC_DEFUN([CF_GCC_VERSION],[
1485 AC_REQUIRE([AC_PROG_CC])
1487 if test "$GCC" = yes ; then
1488 AC_MSG_CHECKING(version of $CC)
1489 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1490 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1491 AC_MSG_RESULT($GCC_VERSION)
1494 dnl ---------------------------------------------------------------------------
1495 dnl CF_GCC_WARNINGS version: 32 updated: 2015/04/12 15:39:00
1497 dnl Check if the compiler supports useful warning options. There's a few that
1498 dnl we don't use, simply because they're too noisy:
1500 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1501 dnl -Wredundant-decls (system headers make this too noisy)
1502 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1503 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1504 dnl is enabled for ncurses using "--enable-const".
1508 dnl $1 is an optional list of gcc warning flags that a particular
1509 dnl application might want to use, e.g., "no-unused" for
1512 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1514 AC_DEFUN([CF_GCC_WARNINGS],
1516 AC_REQUIRE([CF_GCC_VERSION])
1517 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1518 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1520 cat > conftest.$ac_ext <<EOF
1521 #line __oline__ "${as_me:-configure}"
1522 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1525 if test "$INTEL_COMPILER" = yes
1527 # The "-wdXXX" options suppress warnings:
1528 # remark #1419: external declaration in primary source file
1529 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1530 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1531 # remark #193: zero used for undefined preprocessing identifier
1532 # remark #593: variable "curs_sb_left_arrow" was set but never used
1533 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1534 # remark #869: parameter "tw" was never referenced
1535 # remark #981: operands are evaluated in unspecified order
1536 # warning #279: controlling expression is constant
1538 AC_CHECKING([for $CC warning options])
1539 cf_save_CFLAGS="$CFLAGS"
1540 EXTRA_CFLAGS="-Wall"
1552 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1553 if AC_TRY_EVAL(ac_compile); then
1554 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1555 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1558 CFLAGS="$cf_save_CFLAGS"
1560 elif test "$GCC" = yes
1562 AC_CHECKING([for $CC warning options])
1563 cf_save_CFLAGS="$CFLAGS"
1566 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1567 cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
1568 test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
1569 for cf_opt in W Wall \
1570 Wbad-function-cast \
1573 Wdeclaration-after-statement \
1576 Wmissing-declarations \
1577 Wmissing-prototypes \
1581 Wstrict-prototypes \
1582 Wundef $cf_gcc_warnings $cf_warn_CONST $1
1584 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1585 if AC_TRY_EVAL(ac_compile); then
1586 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1589 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1592 case $GCC_VERSION in
1594 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1599 case $GCC_VERSION in
1601 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1606 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1609 CFLAGS="$cf_save_CFLAGS"
1613 AC_SUBST(EXTRA_CFLAGS)
1615 dnl ---------------------------------------------------------------------------
1616 dnl CF_GETOPT_HEADER version: 6 updated: 2014/07/22 14:45:54
1617 dnl ----------------
1618 dnl Check for getopt's variables which are commonly defined in stdlib.h,
1619 dnl unistd.h or (nonstandard) in getopt.h
1620 AC_DEFUN([CF_GETOPT_HEADER],
1622 AC_HAVE_HEADERS(unistd.h getopt.h)
1623 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
1624 cf_cv_getopt_header=none
1625 for cf_header in stdio.h stdlib.h unistd.h getopt.h
1628 #include <$cf_header>],
1629 [int x = optind; char *y = optarg],
1630 [cf_cv_getopt_header=$cf_header
1634 if test $cf_cv_getopt_header != none ; then
1635 AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if getopt variables are declared in header])
1637 if test $cf_cv_getopt_header = getopt.h ; then
1638 AC_DEFINE(NEED_GETOPT_H,1,[Define to 1 if we must include getopt.h])
1641 dnl ---------------------------------------------------------------------------
1642 dnl CF_GNU_SOURCE version: 7 updated: 2016/08/05 05:15:37
1644 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1645 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1646 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1647 dnl since it is interwoven with GNU extensions.
1649 dnl Well, yes we could work around it...
1650 AC_DEFUN([CF_GNU_SOURCE],
1652 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1653 AC_TRY_COMPILE([#include <sys/types.h>],[
1654 #ifndef _XOPEN_SOURCE
1657 [cf_cv_gnu_source=no],
1658 [cf_save="$CPPFLAGS"
1659 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1660 AC_TRY_COMPILE([#include <sys/types.h>],[
1661 #ifdef _XOPEN_SOURCE
1664 [cf_cv_gnu_source=no],
1665 [cf_cv_gnu_source=yes])
1670 if test "$cf_cv_gnu_source" = yes
1672 AC_CACHE_CHECK(if we should also define _DEFAULT_SOURCE,cf_cv_default_source,[
1673 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1674 AC_TRY_COMPILE([#include <sys/types.h>],[
1675 #ifdef _DEFAULT_SOURCE
1678 [cf_cv_default_source=no],
1679 [cf_cv_default_source=yes])
1681 test "$cf_cv_default_source" = yes && CPPFLAGS="$CPPFLAGS -D_DEFAULT_SOURCE"
1684 dnl ---------------------------------------------------------------------------
1685 dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48
1687 dnl Construct a search-list of directories for a nonstandard header-file
1690 dnl $1 = the variable to return as result
1691 dnl $2 = the package name
1692 AC_DEFUN([CF_HEADER_PATH],
1696 # collect the current set of include-directories from compiler flags
1697 cf_header_path_list=""
1698 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1699 for cf_header_path in $CPPFLAGS $CFLAGS
1701 case $cf_header_path in
1703 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1704 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1705 cf_header_path_list="$cf_header_path_list [$]$1"
1711 # add the variations for the package we are looking for
1712 CF_SUBDIR_PATH($1,$2,include)
1714 test "$includedir" != NONE && \
1715 test "$includedir" != "/usr/include" && \
1716 test -d "$includedir" && {
1717 test -d $includedir && $1="[$]$1 $includedir"
1718 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1721 test "$oldincludedir" != NONE && \
1722 test "$oldincludedir" != "/usr/include" && \
1723 test -d "$oldincludedir" && {
1724 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1725 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1728 $1="[$]$1 $cf_header_path_list"
1730 dnl ---------------------------------------------------------------------------
1731 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1733 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1734 AC_DEFUN([CF_HELP_MESSAGE],
1735 [AC_DIVERT_HELP([$1])dnl
1737 dnl ---------------------------------------------------------------------------
1738 dnl CF_INHERIT_SCRIPT version: 2 updated: 2003/03/01 23:50:42
1739 dnl -----------------
1740 dnl If we do not have a given script, look for it in the parent directory.
1741 AC_DEFUN([CF_INHERIT_SCRIPT],
1743 test -f $1 || ( test -f ../$1 && cp ../$1 ./ )
1745 dnl ---------------------------------------------------------------------------
1746 dnl CF_INTEL_COMPILER version: 7 updated: 2015/04/12 15:39:00
1747 dnl -----------------
1748 dnl Check if the given compiler is really the Intel compiler for Linux. It
1749 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1750 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1752 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1753 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1754 dnl the wrappers for gcc and g++ warnings.
1756 dnl $1 = GCC (default) or GXX
1757 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1758 dnl $3 = CFLAGS (default) or CXXFLAGS
1759 AC_DEFUN([CF_INTEL_COMPILER],[
1760 AC_REQUIRE([AC_CANONICAL_HOST])
1761 ifelse([$2],,INTEL_COMPILER,[$2])=no
1763 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1766 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1767 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1768 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1770 #ifdef __INTEL_COMPILER
1774 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1775 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
1777 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1778 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1783 dnl ---------------------------------------------------------------------------
1784 dnl CF_LD_RPATH_OPT version: 7 updated: 2016/02/20 18:01:19
1786 dnl For the given system and compiler, find the compiler flags to pass to the
1787 dnl loader to use the "rpath" feature.
1788 AC_DEFUN([CF_LD_RPATH_OPT],
1790 AC_REQUIRE([CF_CHECK_CACHE])
1793 AC_MSG_CHECKING(for an rpath option)
1794 case $cf_cv_system_name in
1796 if test "$GCC" = yes; then
1797 LD_RPATH_OPT="-Wl,-rpath,"
1799 LD_RPATH_OPT="-rpath "
1802 (linux*|gnu*|k*bsd*-gnu|freebsd*)
1803 LD_RPATH_OPT="-Wl,-rpath,"
1805 (openbsd[[2-9]].*|mirbsd*)
1806 LD_RPATH_OPT="-Wl,-rpath,"
1809 LD_RPATH_OPT="-rpath "
1812 LD_RPATH_OPT="-Wl,-rpath,"
1815 LD_RPATH_OPT="-rpath "
1823 AC_MSG_RESULT($LD_RPATH_OPT)
1825 case "x$LD_RPATH_OPT" in
1827 AC_MSG_CHECKING(if we need a space after rpath option)
1828 cf_save_LIBS="$LIBS"
1829 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1830 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1831 LIBS="$cf_save_LIBS"
1832 AC_MSG_RESULT($cf_rpath_space)
1833 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1837 dnl ---------------------------------------------------------------------------
1838 dnl CF_LIBRARY_PATH version: 10 updated: 2015/04/15 19:08:48
1840 dnl Construct a search-list of directories for a nonstandard library-file
1843 dnl $1 = the variable to return as result
1844 dnl $2 = the package name
1845 AC_DEFUN([CF_LIBRARY_PATH],
1848 cf_library_path_list=""
1849 if test -n "${LDFLAGS}${LIBS}" ; then
1850 for cf_library_path in $LDFLAGS $LIBS
1852 case $cf_library_path in
1854 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1855 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1856 cf_library_path_list="$cf_library_path_list [$]$1"
1862 CF_SUBDIR_PATH($1,$2,lib)
1864 $1="$cf_library_path_list [$]$1"
1866 dnl ---------------------------------------------------------------------------
1867 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1869 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1870 dnl a monocase filesystem.
1871 AC_DEFUN([CF_MAKE_TAGS],[
1872 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1874 AC_CHECK_PROGS(CTAGS, exctags ctags)
1875 AC_CHECK_PROGS(ETAGS, exetags etags)
1877 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1879 if test "$cf_cv_mixedcase" = yes ; then
1880 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1885 if test "$MAKE_UPPER_TAGS" = yes ; then
1891 if test "$MAKE_LOWER_TAGS" = yes ; then
1900 AC_SUBST(MAKE_UPPER_TAGS)
1901 AC_SUBST(MAKE_LOWER_TAGS)
1903 dnl ---------------------------------------------------------------------------
1904 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
1906 dnl Checks for libraries. At least one UNIX system, Apple Macintosh
1907 dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler
1908 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
1909 AC_DEFUN([CF_MATH_LIB],
1911 AC_CACHE_CHECK(if -lm needed for math functions,
1917 [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
1918 [cf_cv_need_libm=no],
1919 [cf_cv_need_libm=yes])])
1920 if test "$cf_cv_need_libm" = yes
1927 dnl ---------------------------------------------------------------------------
1928 dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00
1929 dnl ----------------------
1930 dnl Check if the file-system supports mixed-case filenames. If we're able to
1931 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1932 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1934 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
1935 if test "$cross_compiling" = yes ; then
1936 case $target_alias in
1937 (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
1945 rm -f conftest CONFTEST
1947 if test -f CONFTEST ; then
1952 rm -f conftest CONFTEST
1955 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
1957 dnl ---------------------------------------------------------------------------
1958 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
1960 dnl Write a debug message to config.log, along with the line number in the
1961 dnl configure script.
1962 AC_DEFUN([CF_MSG_LOG],[
1963 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
1965 dnl ---------------------------------------------------------------------------
1966 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
1967 dnl -------------------
1968 dnl Check if we can compile with ncurses' header file
1969 dnl $1 is the cache variable to set
1970 dnl $2 is the header-file to include
1971 dnl $3 is the root name (ncurses or ncursesw)
1972 AC_DEFUN([CF_NCURSES_CC_CHECK],[
1974 ]ifelse($3,ncursesw,[
1975 #define _XOPEN_SOURCE_EXTENDED
1976 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
1977 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
1980 #ifdef NCURSES_VERSION
1981 ]ifelse($3,ncursesw,[
1986 printf("%s\n", NCURSES_VERSION);
1998 dnl ---------------------------------------------------------------------------
1999 dnl CF_NCURSES_CONFIG version: 17 updated: 2015/07/07 04:22:07
2000 dnl -----------------
2001 dnl Tie together the configure-script macros for ncurses, preferring these in
2003 dnl a) ".pc" files for pkg-config, using $NCURSES_CONFIG_PKG
2004 dnl b) the "-config" script from ncurses, using $NCURSES_CONFIG
2005 dnl c) just plain libraries
2007 dnl $1 is the root library name (default: "ncurses")
2008 AC_DEFUN([CF_NCURSES_CONFIG],[
2009 AC_REQUIRE([CF_PKG_CONFIG])
2010 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
2011 cf_have_ncuconfig=no
2013 if test "x${PKG_CONFIG:=none}" != xnone; then
2014 AC_MSG_CHECKING(pkg-config for $cf_ncuconfig_root)
2015 if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
2018 AC_MSG_CHECKING(if the $cf_ncuconfig_root package files work)
2019 cf_have_ncuconfig=unknown
2021 cf_save_CPPFLAGS="$CPPFLAGS"
2022 cf_save_LIBS="$LIBS"
2024 CPPFLAGS="$CPPFLAGS `$PKG_CONFIG --cflags $cf_ncuconfig_root`"
2025 CF_ADD_LIBS(`$PKG_CONFIG --libs $cf_ncuconfig_root`)
2027 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2028 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2029 [AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}>
2031 { char *xx = curses_version(); return (xx == 0); }],
2032 [cf_have_ncuconfig=yes],
2033 [cf_have_ncuconfig=no],
2034 [cf_have_ncuconfig=maybe])],
2035 [cf_have_ncuconfig=no])
2036 AC_MSG_RESULT($cf_have_ncuconfig)
2037 test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
2038 if test "$cf_have_ncuconfig" != "yes"
2040 CPPFLAGS="$cf_save_CPPFLAGS"
2041 LIBS="$cf_save_LIBS"
2042 NCURSES_CONFIG_PKG=none
2044 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2045 NCURSES_CONFIG_PKG=$cf_ncuconfig_root
2050 NCURSES_CONFIG_PKG=none
2053 NCURSES_CONFIG_PKG=none
2056 if test "x$cf_have_ncuconfig" = "xno"; then
2057 echo "Looking for ${cf_ncuconfig_root}-config"
2059 CF_ACVERSION_CHECK(2.52,
2060 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
2061 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
2063 if test "$NCURSES_CONFIG" != none ; then
2065 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
2066 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
2068 # even with config script, some packages use no-override for curses.h
2069 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
2071 dnl like CF_NCURSES_CPPFLAGS
2072 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2074 dnl like CF_NCURSES_LIBS
2075 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
2076 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2078 dnl like CF_NCURSES_VERSION
2079 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
2083 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
2084 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
2091 dnl ---------------------------------------------------------------------------
2092 dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
2093 dnl -------------------
2094 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
2095 dnl the CPPFLAGS variable so we can include its header.
2097 dnl The header files may be installed as either curses.h, or ncurses.h (would
2098 dnl be obsolete, except that some packagers prefer this name to distinguish it
2099 dnl from a "native" curses implementation). If not installed for overwrite,
2100 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
2101 dnl /usr/include/ncurses), but someone may have installed overwriting the
2102 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
2103 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
2106 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
2107 dnl is already in the include-path, don't even bother with this, since we cannot
2108 dnl easily determine which file it is. In this case, it has to be <curses.h>.
2110 dnl The optional parameter gives the root name of the library, in case it is
2111 dnl not installed as the default curses library. That is how the
2112 dnl wide-character version of ncurses is installed.
2113 AC_DEFUN([CF_NCURSES_CPPFLAGS],
2114 [AC_REQUIRE([CF_WITH_CURSES_DIR])
2116 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
2117 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
2119 test -n "$cf_cv_curses_dir" && \
2120 test "$cf_cv_curses_dir" != "no" && { \
2121 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
2124 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
2125 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2126 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2127 for cf_header in $cf_header_list
2129 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2130 test "$cf_cv_ncurses_h" != no && break
2137 # some applications need this, but should check for NCURSES_VERSION
2138 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2142 dnl ---------------------------------------------------------------------------
2143 dnl CF_NCURSES_EXT_FUNCS version: 4 updated: 2012/10/06 16:39:58
2144 dnl --------------------
2145 dnl Since 2007/11/17, ncurses has defined NCURSES_EXT_FUNCS; earlier versions
2146 dnl may provide these functions. Define the symbol if it is not defined, and
2148 AC_DEFUN([CF_NCURSES_EXT_FUNCS],
2150 AC_CACHE_CHECK(for ncurses extended functions,cf_cv_ncurses_ext_funcs,[
2152 #include <${cf_cv_ncurses_header:-curses.h}>],
2154 int x = NCURSES_EXT_FUNCS
2155 ],[cf_cv_ncurses_ext_funcs=defined],[
2157 #include <${cf_cv_ncurses_header:-curses.h}>],
2159 (void) assume_default_colors (0, 0);
2160 (void) curses_version ();
2161 (void) define_key (0, 0);
2162 (void) is_term_resized (0, 0);
2163 (void) key_defined (0);
2164 (void) keybound (0, 0);
2165 (void) keyok (0, 0);
2166 (void) resize_term (0, 0);
2167 (void) resizeterm (0, 0);
2168 (void) use_default_colors ();
2169 (void) use_extended_names (0);
2170 (void) wresize (0, 0, 0);],
2171 [cf_cv_ncurses_ext_funcs=yes],
2172 [cf_cv_ncurses_ext_funcs=no])
2175 test "$cf_cv_ncurses_ext_funcs" = yes && AC_DEFINE(NCURSES_EXT_FUNCS,1,[Define to 1 if we have ncurses extensions])
2177 dnl ---------------------------------------------------------------------------
2178 dnl CF_NCURSES_HEADER version: 4 updated: 2015/04/15 19:08:48
2179 dnl -----------------
2180 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2181 dnl variations of ncurses' installs.
2183 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2184 AC_DEFUN([CF_NCURSES_HEADER],[
2186 if test "$cf_cv_ncurses_h" != no ; then
2187 cf_cv_ncurses_header=$cf_cv_ncurses_h
2190 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2191 test -n "$verbose" && echo
2192 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2193 test -n "$verbose" && echo search path $cf_search
2194 cf_save2_CPPFLAGS="$CPPFLAGS"
2195 for cf_incdir in $cf_search
2197 CF_ADD_INCDIR($cf_incdir)
2202 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2203 if test "$cf_cv_ncurses_h2" != no ; then
2204 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2205 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2208 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2210 CPPFLAGS="$cf_save2_CPPFLAGS"
2211 test "$cf_cv_ncurses_h2" != no && break
2213 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2216 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2217 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2218 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2219 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2221 CF_ADD_INCDIR($cf_1st_incdir)
2225 # Set definitions to allow ifdef'ing for ncurses.h
2227 case $cf_cv_ncurses_header in
2229 AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
2233 case $cf_cv_ncurses_header in
2234 (ncurses/curses.h|ncurses/ncurses.h)
2235 AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
2237 (ncursesw/curses.h|ncursesw/ncurses.h)
2238 AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h])
2243 dnl ---------------------------------------------------------------------------
2244 dnl CF_NCURSES_LIBS version: 17 updated: 2015/04/15 19:08:48
2246 dnl Look for the ncurses library. This is a little complicated on Linux,
2247 dnl because it may be linked with the gpm (general purpose mouse) library.
2248 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2249 dnl unusable with ncurses. However, we don't want to link with gpm unless
2250 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2251 dnl and the linker will record a dependency.
2253 dnl The optional parameter gives the root name of the library, in case it is
2254 dnl not installed as the default curses library. That is how the
2255 dnl wide-character version of ncurses is installed.
2256 AC_DEFUN([CF_NCURSES_LIBS],
2257 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2259 cf_nculib_root=ifelse($1,,ncurses,$1)
2260 # This works, except for the special case where we find gpm, but
2261 # ncurses is in a nonstandard location via $LIBS, and we really want
2264 cf_ncurses_SAVE="$LIBS"
2265 AC_CHECK_LIB(gpm,Gpm_Open,
2266 [AC_CHECK_LIB(gpm,initscr,
2267 [LIBS="$cf_ncurses_SAVE"],
2268 [cf_ncurses_LIBS="-lgpm"])])
2272 # This is only necessary if you are linking against an obsolete
2273 # version of ncurses (but it should do no harm, since it's static).
2274 if test "$cf_nculib_root" = ncurses ; then
2275 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2280 CF_ADD_LIBS($cf_ncurses_LIBS)
2282 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2284 CF_ADD_LIBS(-l$cf_nculib_root)
2286 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2287 [#include <${cf_cv_ncurses_header:-curses.h}>],
2292 if test -n "$cf_ncurses_LIBS" ; then
2293 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2294 cf_ncurses_SAVE="$LIBS"
2295 for p in $cf_ncurses_LIBS ; do
2296 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2297 if test "$q" != "$LIBS" ; then
2301 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2302 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2303 [AC_MSG_RESULT(yes)],
2305 LIBS="$cf_ncurses_SAVE"])
2308 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2309 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2311 dnl ---------------------------------------------------------------------------
2312 dnl CF_NCURSES_PTHREADS version: 2 updated: 2016/04/22 05:07:41
2313 dnl -------------------
2314 dnl Use this followup check to ensure that we link with pthreads if ncurses
2316 AC_DEFUN([CF_NCURSES_PTHREADS],[
2317 : ${cf_nculib_root:=ifelse($1,,ncurses,$1)}
2318 AC_CHECK_LIB($cf_nculib_root,_nc_init_pthreads,
2319 cf_cv_ncurses_pthreads=yes,
2320 cf_cv_ncurses_pthreads=no)
2321 if test "$cf_cv_ncurses_pthreads" = yes
2323 CF_ADD_LIBS(-lpthread)
2326 dnl ---------------------------------------------------------------------------
2327 dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51
2328 dnl ------------------
2329 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2330 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2331 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2332 AC_DEFUN([CF_NCURSES_VERSION],
2334 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2335 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2336 cf_cv_ncurses_version=no
2340 #include <${cf_cv_ncurses_header:-curses.h}>
2344 FILE *fp = fopen("$cf_tempfile", "w");
2345 #ifdef NCURSES_VERSION
2346 # ifdef NCURSES_VERSION_PATCH
2347 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2349 fprintf(fp, "%s\n", NCURSES_VERSION);
2353 fprintf(fp, "old\n");
2358 ${cf_cv_main_return:-return}(0);
2360 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2362 # This will not work if the preprocessor splits the line after the
2363 # Autoconf token. The 'unproto' program does that.
2364 cat > conftest.$ac_ext <<EOF
2365 #include <${cf_cv_ncurses_header:-curses.h}>
2367 #ifdef NCURSES_VERSION
2368 Autoconf NCURSES_VERSION
2376 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2378 if test -f conftest.out ; then
2379 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2380 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2386 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2388 dnl ---------------------------------------------------------------------------
2389 dnl CF_NCURSES_WRAP_PREFIX version: 1 updated: 2009/03/28 16:08:10
2390 dnl ----------------------
2391 dnl Check for ncurses "wrap-prefix" used for public variables which have been
2392 dnl wrapped with a function to help with concurrency control.
2393 AC_DEFUN([CF_NCURSES_WRAP_PREFIX],
2395 AC_MSG_CHECKING(for ncurses wrap-prefix)
2396 AC_ARG_WITH(ncurses-wrap-prefix,
2397 [ --with-ncurses-wrap-prefix naming-prefix for ncurses wrapped-variables],
2398 [NCURSES_WRAP_PREFIX=$withval],
2399 [NCURSES_WRAP_PREFIX=_nc_])
2400 AC_MSG_RESULT($NCURSES_WRAP_PREFIX)
2402 AC_SUBST(NCURSES_WRAP_PREFIX)
2404 dnl ---------------------------------------------------------------------------
2405 dnl CF_NETBSD_FORM_H version: 2 updated: 2012/10/06 16:39:58
2406 dnl ----------------
2407 dnl Check for NetBSD's form.h, which is incompatible with SVr4 and ncurses.
2408 dnl Some workarounds are needed in client programs to allow them to compile.
2409 AC_DEFUN([CF_NETBSD_FORM_H],[
2410 AC_CACHE_CHECK(for NetBSD form.h,cf_cv_netbsd_form_h,[
2412 #include <${cf_cv_ncurses_header:-curses.h}>
2416 int y = current_field(form)->cursor_ypos;
2417 int x = current_field(form)->cursor_xpos;
2418 ],[cf_cv_netbsd_form_h=yes
2419 ],[cf_cv_netbsd_form_h=no])
2422 test "$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])
2424 dnl ---------------------------------------------------------------------------
2425 dnl CF_NETBSD_MENU_H version: 2 updated: 2012/10/06 16:39:58
2426 dnl ----------------
2427 dnl Check for NetBSD's menu.h, which is incompatible with SVr4 and ncurses.
2428 dnl Some workarounds are needed in client programs to allow them to compile.
2429 AC_DEFUN([CF_NETBSD_MENU_H],[
2430 AC_CACHE_CHECK(for NetBSD menu.h,cf_cv_netbsd_menu_h,[
2432 #include <${cf_cv_ncurses_header:-curses.h}>
2436 int y = menu->max_item_width;
2437 ],[cf_cv_netbsd_menu_h=yes
2438 ],[cf_cv_netbsd_menu_h=no])
2441 test "$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])
2443 dnl ---------------------------------------------------------------------------
2444 dnl CF_NO_LEAKS_OPTION version: 6 updated: 2015/04/12 15:39:00
2445 dnl ------------------
2446 dnl see CF_WITH_NO_LEAKS
2447 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2448 AC_MSG_CHECKING(if you want to use $1 for testing)
2451 [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
2454 : ${with_cflags:=-g}
2455 : ${with_no_leaks:=yes}
2458 AC_MSG_RESULT(${with_$1:-no})
2460 case .$with_cflags in
2472 dnl ---------------------------------------------------------------------------
2473 dnl CF_PATH_SYNTAX version: 16 updated: 2015/04/18 08:56:57
2475 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2476 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2477 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2478 dnl delayed evaluation of those symbols.
2479 AC_DEFUN([CF_PATH_SYNTAX],[
2480 if test "x$prefix" != xNONE; then
2481 cf_path_syntax="$prefix"
2483 cf_path_syntax="$ac_default_prefix"
2487 (.\[$]\(*\)*|.\'*\'*)
2491 (.[[a-zA-Z]]:[[\\/]]*) # OS/2 EMX
2493 (.\[$]{*prefix}*|.\[$]{*dir}*)
2497 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2502 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2505 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2509 dnl ---------------------------------------------------------------------------
2510 dnl CF_PDCURSES_X11 version: 13 updated: 2012/10/06 16:39:58
2512 dnl Configure for PDCurses' X11 library
2513 AC_DEFUN([CF_PDCURSES_X11],[
2514 AC_REQUIRE([CF_X_ATHENA])
2516 CF_ACVERSION_CHECK(2.52,
2517 [AC_CHECK_TOOLS(XCURSES_CONFIG, xcurses-config, none)],
2518 [AC_PATH_PROGS(XCURSES_CONFIG, xcurses-config, none)])
2520 if test "$XCURSES_CONFIG" != none ; then
2522 CPPFLAGS="$CPPFLAGS `$XCURSES_CONFIG --cflags`"
2523 CF_ADD_LIBS(`$XCURSES_CONFIG --libs`)
2525 cf_cv_lib_XCurses=yes
2529 LDFLAGS="$LDFLAGS $X_LIBS"
2530 CF_CHECK_CFLAGS($X_CFLAGS)
2531 AC_CHECK_LIB(X11,XOpenDisplay,
2532 [CF_ADD_LIBS(-lX11)],,
2533 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])
2534 AC_CACHE_CHECK(for XCurses library,cf_cv_lib_XCurses,[
2535 CF_ADD_LIBS(-lXCurses)
2537 #include <xcurses.h>
2538 char *XCursesProgramName = "test";
2540 [cf_cv_lib_XCurses=yes],
2541 [cf_cv_lib_XCurses=no])
2546 if test $cf_cv_lib_XCurses = yes ; then
2547 AC_DEFINE(UNIX,1,[Define to 1 if using PDCurses on Unix])
2548 AC_DEFINE(XCURSES,1,[Define to 1 if using PDCurses on Unix])
2549 AC_CHECK_HEADER(xcurses.h, AC_DEFINE(HAVE_XCURSES,1,[Define to 1 if using PDCurses on Unix]))
2551 AC_MSG_ERROR(Cannot link with XCurses)
2554 dnl ---------------------------------------------------------------------------
2555 dnl CF_PKG_CONFIG version: 10 updated: 2015/04/26 18:06:58
2557 dnl Check for the package-config program, unless disabled by command-line.
2558 AC_DEFUN([CF_PKG_CONFIG],
2560 AC_MSG_CHECKING(if you want to use pkg-config)
2561 AC_ARG_WITH(pkg-config,
2562 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2563 [cf_pkg_config=$withval],
2564 [cf_pkg_config=yes])
2565 AC_MSG_RESULT($cf_pkg_config)
2567 case $cf_pkg_config in
2572 CF_ACVERSION_CHECK(2.52,
2573 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2574 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2581 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2582 if test "$PKG_CONFIG" != none ; then
2583 CF_PATH_SYNTAX(PKG_CONFIG)
2584 elif test "x$cf_pkg_config" != xno ; then
2585 AC_MSG_WARN(pkg-config is not installed)
2588 AC_SUBST(PKG_CONFIG)
2590 dnl ---------------------------------------------------------------------------
2591 dnl CF_POSIX_C_SOURCE version: 9 updated: 2015/04/12 15:39:00
2592 dnl -----------------
2593 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2595 dnl POSIX.1-1990 _POSIX_SOURCE
2596 dnl POSIX.1-1990 and _POSIX_SOURCE and
2597 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2599 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2600 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2601 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2604 dnl $1 is the nominal value for _POSIX_C_SOURCE
2605 AC_DEFUN([CF_POSIX_C_SOURCE],
2607 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2609 cf_save_CFLAGS="$CFLAGS"
2610 cf_save_CPPFLAGS="$CPPFLAGS"
2612 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2613 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2615 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2616 CF_MSG_LOG(if the symbol is already defined go no further)
2617 AC_TRY_COMPILE([#include <sys/types.h>],[
2618 #ifndef _POSIX_C_SOURCE
2621 [cf_cv_posix_c_source=no],
2622 [cf_want_posix_source=no
2623 case .$cf_POSIX_C_SOURCE in
2625 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2628 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2629 cf_want_posix_source=yes
2632 cf_want_posix_source=yes
2635 if test "$cf_want_posix_source" = yes ; then
2636 AC_TRY_COMPILE([#include <sys/types.h>],[
2637 #ifdef _POSIX_SOURCE
2640 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2642 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2643 CFLAGS="$cf_trim_CFLAGS"
2644 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2645 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2646 AC_TRY_COMPILE([#include <sys/types.h>],[
2647 #ifndef _POSIX_C_SOURCE
2650 [cf_cv_posix_c_source=no])
2651 CFLAGS="$cf_save_CFLAGS"
2652 CPPFLAGS="$cf_save_CPPFLAGS"
2656 if test "$cf_cv_posix_c_source" != no ; then
2657 CFLAGS="$cf_trim_CFLAGS"
2658 CPPFLAGS="$cf_trim_CPPFLAGS"
2659 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2663 dnl ---------------------------------------------------------------------------
2664 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
2666 dnl Append definitions and rules for the given programs to the subdirectory
2667 dnl Makefiles, and the recursion rule for the top-level Makefile.
2670 dnl $1 = script to run
2671 dnl $2 = list of subdirectories
2675 AC_DEFUN([CF_PRG_RULES],
2679 if test ! -d $srcdir/$cf_dir; then
2681 elif test -f $srcdir/$cf_dir/programs; then
2682 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
2687 dnl ---------------------------------------------------------------------------
2688 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
2690 dnl standard check for CC, plus followup sanity checks
2691 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
2692 AC_DEFUN([CF_PROG_CC],[
2693 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
2695 CF_ACVERSION_CHECK(2.52,
2700 dnl ---------------------------------------------------------------------------
2701 dnl CF_PROG_INSTALL version: 7 updated: 2015/04/18 08:56:57
2703 dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the
2704 dnl misc/tabset install won't work properly. Usually this happens only when
2705 dnl using the fallback mkinstalldirs script
2706 AC_DEFUN([CF_PROG_INSTALL],
2712 CF_DIRNAME(cf_dir,$INSTALL)
2713 test -z "$cf_dir" && cf_dir=.
2714 INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
2718 dnl ---------------------------------------------------------------------------
2719 dnl CF_PROG_LINT version: 3 updated: 2016/05/22 15:25:54
2721 AC_DEFUN([CF_PROG_LINT],
2723 AC_CHECK_PROGS(LINT, lint cppcheck splint)
2726 dnl ---------------------------------------------------------------------------
2727 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2728 dnl ----------------
2729 dnl Remove all -U and -D options that refer to the given symbol from a list
2730 dnl of C compiler options. This works around the problem that not all
2731 dnl compilers process -U and -D options from left-to-right, so a -U option
2732 dnl cannot be used to cancel the effect of a preceding -D option.
2734 dnl $1 = target (which could be the same as the source variable)
2735 dnl $2 = source (including '$')
2736 dnl $3 = symbol to remove
2737 define([CF_REMOVE_DEFINE],
2740 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2741 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2743 dnl ---------------------------------------------------------------------------
2744 dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00
2746 AC_DEFUN([CF_RPATH_HACK],
2748 AC_REQUIRE([CF_LD_RPATH_OPT])
2749 AC_MSG_CHECKING(for updated LDFLAGS)
2750 if test -n "$LD_RPATH_OPT" ; then
2751 AC_MSG_RESULT(maybe)
2753 AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
2754 cf_rpath_list="/usr/lib /lib"
2755 if test "$cf_ldd_prog" != no
2759 AC_TRY_LINK([#include <stdio.h>],
2761 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
2762 cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`])
2764 # If we passed the link-test, but get a "not found" on a given library,
2765 # this could be due to inept reconfiguration of gcc to make it only
2766 # partly honor /usr/local/lib (or whatever). Sometimes this behavior
2767 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
2768 # /usr/local libraries.
2769 if test -n "$cf_rpath_oops"
2771 for cf_rpath_src in $cf_rpath_oops
2773 for cf_rpath_dir in \
2778 if test -f $cf_rpath_dir/lib/$cf_rpath_src
2780 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
2781 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
2789 CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2791 CF_RPATH_HACK_2(LDFLAGS)
2792 CF_RPATH_HACK_2(LIBS)
2794 CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2798 AC_SUBST(EXTRA_LDFLAGS)
2800 dnl ---------------------------------------------------------------------------
2801 dnl CF_RPATH_HACK_2 version: 7 updated: 2015/04/12 15:39:00
2803 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
2804 dnl EXTRA_LDFLAGS for each -L option found.
2806 dnl $cf_rpath_list contains a list of directories to ignore.
2808 dnl $1 = variable name to update. The LDFLAGS variable should be the only one,
2809 dnl but LIBS often has misplaced -L options.
2810 AC_DEFUN([CF_RPATH_HACK_2],
2812 CF_VERBOSE(...checking $1 [$]$1)
2815 for cf_rpath_src in [$]$1
2817 case $cf_rpath_src in
2820 # check if this refers to a directory which we will ignore
2822 if test -n "$cf_rpath_list"
2824 for cf_rpath_item in $cf_rpath_list
2826 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
2834 if test "$cf_rpath_skip" = no
2836 # transform the option
2837 if test "$LD_RPATH_OPT" = "-R " ; then
2838 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
2840 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
2843 # if we have not already added this, add it now
2844 cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
2845 if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
2847 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
2848 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
2853 cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
2857 CF_VERBOSE(...checked $1 [$]$1)
2858 AC_SUBST(EXTRA_LDFLAGS)
2860 dnl ---------------------------------------------------------------------------
2861 dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09
2863 dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all
2864 dnl programs need this test).
2866 dnl This is really a MacOS X 10.4.3 workaround. Defining _POSIX_C_SOURCE
2867 dnl forces SIGWINCH to be undefined (breaks xterm, ncurses). Oddly, the struct
2868 dnl winsize declaration is left alone - we may revisit this if Apple choose to
2869 dnl break that part of the interface as well.
2870 AC_DEFUN([CF_SIGWINCH],
2872 AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[
2874 #include <sys/types.h>
2875 #include <sys/signal.h>
2876 ],[int x = SIGWINCH],
2877 [cf_cv_define_sigwinch=yes],
2879 #undef _XOPEN_SOURCE
2880 #undef _POSIX_SOURCE
2881 #undef _POSIX_C_SOURCE
2882 #include <sys/types.h>
2883 #include <sys/signal.h>
2884 ],[int x = SIGWINCH],
2885 [cf_cv_define_sigwinch=maybe],
2886 [cf_cv_define_sigwinch=no])
2890 if test "$cf_cv_define_sigwinch" = maybe ; then
2891 AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[
2892 cf_cv_fixup_sigwinch=unknown
2894 while test $cf_sigwinch != 1
2897 #undef _XOPEN_SOURCE
2898 #undef _POSIX_SOURCE
2899 #undef _POSIX_C_SOURCE
2900 #include <sys/types.h>
2901 #include <sys/signal.h>
2903 #if SIGWINCH != $cf_sigwinch
2907 [cf_cv_fixup_sigwinch=$cf_sigwinch
2910 cf_sigwinch=`expr $cf_sigwinch - 1`
2914 if test "$cf_cv_fixup_sigwinch" != unknown ; then
2915 CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch"
2919 dnl ---------------------------------------------------------------------------
2920 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
2922 dnl signal handler, but there are some gcc depedencies in that recommendation.
2924 AC_DEFUN([CF_SIG_ATOMIC_T],
2926 AC_MSG_CHECKING(for signal global datatype)
2927 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
2929 "volatile sig_atomic_t" \
2934 #include <sys/types.h>
2940 static void handler(int sig)
2944 [signal(SIGINT, handler);
2946 [cf_cv_sig_atomic_t=$cf_type],
2947 [cf_cv_sig_atomic_t=no])
2948 test "$cf_cv_sig_atomic_t" != no && break
2951 AC_MSG_RESULT($cf_cv_sig_atomic_t)
2952 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
2954 dnl ---------------------------------------------------------------------------
2955 dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06
2957 dnl Construct a search-list for a nonstandard header/lib-file
2958 dnl $1 = the variable to return as result
2959 dnl $2 = the package name
2960 dnl $3 = the subdirectory, e.g., bin, include or lib
2961 AC_DEFUN([CF_SUBDIR_PATH],
2965 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
2967 for cf_subdir_prefix in \
2975 CF_ADD_SUBDIR_PATH($1,$2,$3,$cf_subdir_prefix,$prefix)
2978 dnl ---------------------------------------------------------------------------
2979 dnl CF_SYS_TIME_SELECT version: 6 updated: 2015/04/18 08:56:57
2980 dnl ------------------
2981 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
2982 dnl older SCO configurations.
2983 AC_DEFUN([CF_SYS_TIME_SELECT],
2985 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
2986 AC_CACHE_VAL(cf_cv_sys_time_select,[
2988 #include <sys/types.h>
2989 #ifdef HAVE_SYS_TIME_H
2990 #include <sys/time.h>
2992 #ifdef HAVE_SYS_SELECT_H
2993 #include <sys/select.h>
2995 ],[],[cf_cv_sys_time_select=yes],
2996 [cf_cv_sys_time_select=no])
2998 AC_MSG_RESULT($cf_cv_sys_time_select)
2999 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>])
3001 dnl ---------------------------------------------------------------------------
3002 dnl CF_TERM_HEADER version: 4 updated: 2015/04/15 19:08:48
3004 dnl Look for term.h, which is part of X/Open curses. It defines the interface
3005 dnl to terminfo database. Usually it is in the same include-path as curses.h,
3006 dnl but some packagers change this, breaking various applications.
3007 AC_DEFUN([CF_TERM_HEADER],[
3008 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
3009 case ${cf_cv_ncurses_header} in
3010 (*/ncurses.h|*/ncursesw.h)
3011 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
3014 cf_term_header=term.h
3018 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
3020 AC_TRY_COMPILE([#include <stdio.h>
3021 #include <${cf_cv_ncurses_header:-curses.h}>
3023 ],[int x = auto_left_margin],[
3024 cf_cv_term_header="$cf_test"],[
3025 cf_cv_term_header=unknown
3027 test "$cf_cv_term_header" != unknown && break
3031 # Set definitions to allow ifdef'ing to accommodate subdirectories
3033 case $cf_cv_term_header in
3035 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
3039 case $cf_cv_term_header in
3041 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
3044 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
3048 dnl ---------------------------------------------------------------------------
3049 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
3051 dnl Define a top_builddir symbol, for applications that need an absolute path.
3052 AC_DEFUN([CF_TOP_BUILDDIR],
3054 top_builddir=ifelse($1,,`pwd`,$1)
3055 AC_SUBST(top_builddir)
3057 dnl ---------------------------------------------------------------------------
3058 dnl CF_TPUTS_PROTO version: 3 updated: 2015/04/17 21:26:14
3060 dnl Check for type of function-pointer passed to tputs. Some old
3061 dnl implementations used functions that had different prototypes, making it
3062 dnl hard to compile portable programs using tputs.
3063 AC_DEFUN([CF_TPUTS_PROTO],[
3064 CF_CURSES_FUNCS(tputs)
3065 if test x$cf_cv_func_tputs = xyes
3068 for cf_arg in int char
3070 for cf_ret in int void
3072 if test $cf_ret = void
3074 cf_return="/* nothing */"
3076 cf_return="return value"
3079 #include <${cf_cv_ncurses_header:-curses.h}>
3080 #include <$cf_cv_term_header>
3082 static $cf_ret outc($cf_arg value) { $cf_return; }
3084 tputs("hello", 0, outc);
3085 ${cf_cv_main_return:-return}(0);
3087 CF_VERBOSE([prototype $cf_ret func($cf_arg value)])
3088 cat >>confdefs.h <<EOF
3089 #define TPUTS_ARG $cf_arg
3090 #define TPUTS_PROTO(func,value) $cf_ret func(TPUTS_ARG value)
3091 #define TPUTS_RETURN(value) $cf_return
3097 test $cf_done = yes && break
3101 dnl ---------------------------------------------------------------------------
3102 dnl CF_TRIM_X_LIBS version: 3 updated: 2015/04/12 15:39:00
3104 dnl Trim extra base X libraries added as a workaround for inconsistent library
3105 dnl dependencies returned by "new" pkg-config files.
3106 AC_DEFUN([CF_TRIM_X_LIBS],[
3107 for cf_trim_lib in Xmu Xt X11
3110 (*-l$cf_trim_lib\ *-l$cf_trim_lib*)
3111 LIBS=`echo "$LIBS " | sed -e 's/ / /g' -e 's%-l'"$cf_trim_lib"' %%' -e 's/ $//'`
3112 CF_VERBOSE(..trimmed $LIBS)
3117 dnl ---------------------------------------------------------------------------
3118 dnl CF_TRY_PKG_CONFIG version: 5 updated: 2013/07/06 21:27:06
3119 dnl -----------------
3120 dnl This is a simple wrapper to use for pkg-config, for libraries which may be
3121 dnl available in that form.
3123 dnl $1 = package name
3124 dnl $2 = extra logic to use, if any, after updating CFLAGS and LIBS
3125 dnl $3 = logic to use if pkg-config does not have the package
3126 AC_DEFUN([CF_TRY_PKG_CONFIG],[
3127 AC_REQUIRE([CF_PKG_CONFIG])
3129 if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists $1; then
3130 CF_VERBOSE(found package $1)
3131 cf_pkgconfig_incs="`$PKG_CONFIG --cflags $1 2>/dev/null`"
3132 cf_pkgconfig_libs="`$PKG_CONFIG --libs $1 2>/dev/null`"
3133 CF_VERBOSE(package $1 CFLAGS: $cf_pkgconfig_incs)
3134 CF_VERBOSE(package $1 LIBS: $cf_pkgconfig_libs)
3135 CF_ADD_CFLAGS($cf_pkgconfig_incs)
3136 CF_ADD_LIBS($cf_pkgconfig_libs)
3137 ifelse([$2],,:,[$2])
3141 ifelse([$3],,:,[$3])
3144 dnl ---------------------------------------------------------------------------
3145 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
3146 dnl -------------------
3147 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
3148 dnl can define it successfully.
3149 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
3150 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
3154 #include <sys/types.h>
3156 #ifndef _XOPEN_SOURCE
3159 [cf_cv_xopen_source=no],
3160 [cf_save="$CPPFLAGS"
3161 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3165 #include <sys/types.h>
3167 #ifdef _XOPEN_SOURCE
3170 [cf_cv_xopen_source=no],
3171 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
3176 if test "$cf_cv_xopen_source" != no ; then
3177 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
3178 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
3179 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
3180 CF_ADD_CFLAGS($cf_temp_xopen_source)
3183 dnl ---------------------------------------------------------------------------
3184 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
3186 dnl Make an uppercase version of a variable
3187 dnl $1=uppercase($2)
3188 AC_DEFUN([CF_UPPER],
3190 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3192 dnl ---------------------------------------------------------------------------
3193 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
3195 dnl Check for multibyte support, and if not found, utf8 compatibility library
3196 AC_DEFUN([CF_UTF8_LIB],
3198 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
3199 cf_save_LIBS="$LIBS"
3201 #include <stdlib.h>],[putwc(0,0);],
3202 [cf_cv_utf8_lib=yes],
3204 #include <libutf8.h>],[putwc(0,0);],utf8,
3205 [cf_cv_utf8_lib=add-on],
3206 [cf_cv_utf8_lib=no])
3209 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
3211 if test "$cf_cv_utf8_lib" = "add-on" ; then
3212 AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
3213 CF_ADD_INCDIR($cf_cv_header_path_utf8)
3214 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
3215 CF_ADD_LIBS($cf_cv_library_file_utf8)
3218 dnl ---------------------------------------------------------------------------
3219 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3221 dnl Use AC_VERBOSE w/o the warnings
3222 AC_DEFUN([CF_VERBOSE],
3223 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3226 dnl ---------------------------------------------------------------------------
3227 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
3229 dnl Check if type wide-character type $1 is declared, and if so, which header
3230 dnl file is needed. The second parameter is used to set a shell variable when
3231 dnl the type is not found. The first parameter sets a shell variable for the
3233 AC_DEFUN([CF_WCHAR_TYPE],
3235 # This is needed on Tru64 5.0 to declare $1
3236 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
3241 #ifdef HAVE_LIBUTF8_H
3242 #include <libutf8.h>
3251 #ifdef HAVE_LIBUTF8_H
3252 #include <libutf8.h>
3256 [cf_cv_$1=unknown])])])
3258 if test "$cf_cv_$1" = yes ; then
3259 AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
3264 # if we do not find $1 in either place, use substitution to provide a fallback.
3265 if test "$cf_cv_$1" = unknown ; then
3270 # if we find $1 in either place, use substitution to provide a fallback.
3271 if test "$cf_cv_$1" != unknown ; then
3276 dnl ---------------------------------------------------------------------------
3277 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3278 dnl ------------------
3279 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3281 AC_DEFUN([CF_WITH_CURSES_DIR],[
3283 AC_MSG_CHECKING(for specific curses-directory)
3284 AC_ARG_WITH(curses-dir,
3285 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3286 [cf_cv_curses_dir=$withval],
3287 [cf_cv_curses_dir=no])
3288 AC_MSG_RESULT($cf_cv_curses_dir)
3290 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3292 CF_PATH_SYNTAX(withval)
3293 if test -d "$cf_cv_curses_dir"
3295 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3296 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3300 dnl ---------------------------------------------------------------------------
3301 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
3302 dnl ----------------
3303 dnl Configure-option for dbmalloc. The optional parameter is used to override
3304 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3305 AC_DEFUN([CF_WITH_DBMALLOC],[
3306 CF_NO_LEAKS_OPTION(dbmalloc,
3307 [ --with-dbmalloc test: use Conor Cahill's dbmalloc library],
3310 if test "$with_dbmalloc" = yes ; then
3311 AC_CHECK_HEADER(dbmalloc.h,
3312 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
3315 dnl ---------------------------------------------------------------------------
3316 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
3318 dnl Configure-option for dmalloc. The optional parameter is used to override
3319 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3320 AC_DEFUN([CF_WITH_DMALLOC],[
3321 CF_NO_LEAKS_OPTION(dmalloc,
3322 [ --with-dmalloc test: use Gray Watson's dmalloc library],
3325 if test "$with_dmalloc" = yes ; then
3326 AC_CHECK_HEADER(dmalloc.h,
3327 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
3330 dnl ---------------------------------------------------------------------------
3331 dnl CF_WITH_NCURSES_ETC version: 5 updated: 2016/02/20 19:23:20
3332 dnl -------------------
3333 dnl Use this macro for programs which use any variant of "curses", e.g.,
3334 dnl "ncurses", and "PDCurses". Programs that can use curses and some unrelated
3335 dnl library (such as slang) should use a "--with-screen=XXX" option.
3337 dnl This does not use AC_DEFUN, because that would tell autoconf to run each
3338 dnl of the macros inside this one - before this macro.
3339 define([CF_WITH_NCURSES_ETC],[
3344 AC_MSG_CHECKING(for specified curses library type)
3346 [ --with-screen=XXX use specified curses-libraries],
3347 [cf_cv_screen=$withval],[
3349 AC_ARG_WITH(ncursesw,
3350 [ --with-ncursesw use wide ncurses-libraries],
3351 [cf_cv_screen=ncursesw],[
3353 AC_ARG_WITH(ncurses,
3354 [ --with-ncurses use ncurses-libraries],
3355 [cf_cv_screen=ncurses],[
3357 AC_ARG_WITH(pdcurses,
3358 [ --with-pdcurses compile/link with pdcurses X11 library],
3359 [cf_cv_screen=pdcurses],[
3361 AC_ARG_WITH(curses-colr,
3362 [ --with-curses-colr compile/link with HPUX 10.x color-curses],
3363 [cf_cv_screen=curses_colr],[
3365 AC_ARG_WITH(curses-5lib,
3366 [ --with-curses-5lib compile/link with SunOS 5lib curses],
3367 [cf_cv_screen=curses_5lib])])])])])])
3369 AC_MSG_RESULT($cf_cv_screen)
3371 case $cf_cv_screen in
3377 CF_NCURSES_CONFIG($cf_cv_screen)
3380 CF_NCURSES_CONFIG($cf_cv_screen)
3386 AC_MSG_ERROR(unexpected screen-value: $cf_cv_screen)
3390 CF_NCURSES_PTHREADS($cf_cv_screen)
3393 dnl ---------------------------------------------------------------------------
3394 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
3395 dnl ----------------
3396 AC_DEFUN([CF_WITH_VALGRIND],[
3397 CF_NO_LEAKS_OPTION(valgrind,
3398 [ --with-valgrind test: use valgrind],
3401 dnl ---------------------------------------------------------------------------
3402 dnl CF_XOPEN_CURSES version: 13 updated: 2015/12/12 20:59:52
3404 dnl Test if we should define X/Open source for curses, needed on Digital Unix
3405 dnl 4.x, to see the extended functions, but breaks on IRIX 6.x.
3407 dnl The getbegyx() check is needed for HPUX, which omits legacy macros such
3408 dnl as getbegy(). The latter is better design, but the former is standard.
3409 AC_DEFUN([CF_XOPEN_CURSES],
3411 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
3412 AC_CACHE_CHECK(definition to turn on extended curses functions,cf_cv_need_xopen_extension,[
3413 cf_cv_need_xopen_extension=unknown
3416 #include <${cf_cv_ncurses_header:-curses.h}>],[
3417 #if defined(NCURSES_VERSION_PATCH)
3418 #if (NCURSES_VERSION_PATCH < 20100501) && (NCURSES_VERSION_PATCH >= 20100403)
3422 #ifdef NCURSES_VERSION
3424 int check2 = curs_set((int)sizeof(check));
3426 long x = winnstr(stdscr, "", 0);
3428 getbegyx(stdscr, y1, x1)],
3429 [cf_cv_need_xopen_extension=none],
3431 for cf_try_xopen_extension in _XOPEN_SOURCE_EXTENDED NCURSES_WIDECHAR
3434 #define $cf_try_xopen_extension 1
3436 #include <${cf_cv_ncurses_header:-curses.h}>],[
3437 #ifdef NCURSES_VERSION
3439 int check2 = curs_set((int)sizeof(check));
3441 long x = winnstr(stdscr, "", 0);
3443 getbegyx(stdscr, y1, x1)],
3444 [cf_cv_need_xopen_extension=$cf_try_xopen_extension; break])
3449 case $cf_cv_need_xopen_extension in
3451 CPPFLAGS="$CPPFLAGS -D$cf_cv_need_xopen_extension"
3456 dnl ---------------------------------------------------------------------------
3457 dnl CF_XOPEN_SOURCE version: 52 updated: 2016/08/27 12:21:42
3459 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3460 dnl or adapt to the vendor's definitions to get equivalent functionality,
3461 dnl without losing the common non-POSIX features.
3464 dnl $1 is the nominal value for _XOPEN_SOURCE
3465 dnl $2 is the nominal value for _POSIX_C_SOURCE
3466 AC_DEFUN([CF_XOPEN_SOURCE],[
3467 AC_REQUIRE([AC_CANONICAL_HOST])
3469 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3470 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3475 cf_xopen_source="-D_ALL_SOURCE"
3481 cf_xopen_source="-D_APPLE_C_SOURCE"
3484 cf_xopen_source="-D_DARWIN_C_SOURCE"
3487 (freebsd*|dragonfly*)
3488 # 5.x headers associate
3489 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3490 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3491 cf_POSIX_C_SOURCE=200112L
3493 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3496 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3499 cf_xopen_source="-D_HPUX_SOURCE"
3502 cf_xopen_source="-D_SGI_SOURCE"
3505 (linux*|uclinux*|gnu*|mint*|k*bsd*-gnu|cygwin)
3509 cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this...
3512 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3514 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3517 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3520 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3521 cf_xopen_source="-D_BSD_SOURCE"
3525 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3528 cf_xopen_source="-D_OSF_SOURCE"
3531 cf_xopen_source="-D_QNX_SOURCE"
3534 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3537 cf_xopen_source="-D__EXTENSIONS__"
3538 cf_cv_xopen_source=broken
3540 (sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2)
3546 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3550 if test -n "$cf_xopen_source" ; then
3551 CF_ADD_CFLAGS($cf_xopen_source,true)
3554 dnl In anything but the default case, we may have system-specific setting
3555 dnl which is still not guaranteed to provide all of the entrypoints that
3556 dnl _XOPEN_SOURCE would yield.
3557 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3558 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3559 AC_TRY_COMPILE([#include <stdlib.h>],[
3560 #ifndef _XOPEN_SOURCE
3563 [cf_XOPEN_SOURCE_set=yes],
3564 [cf_XOPEN_SOURCE_set=no])
3565 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3566 if test $cf_XOPEN_SOURCE_set = yes
3568 AC_TRY_COMPILE([#include <stdlib.h>],[
3569 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3572 [cf_XOPEN_SOURCE_set_ok=yes],
3573 [cf_XOPEN_SOURCE_set_ok=no])
3574 if test $cf_XOPEN_SOURCE_set_ok = no
3576 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
3583 dnl ---------------------------------------------------------------------------
3584 dnl CF_X_ATHENA version: 23 updated: 2015/04/12 15:39:00
3586 dnl Check for Xaw (Athena) libraries
3588 dnl Sets $cf_x_athena according to the flavor of Xaw which is used.
3589 AC_DEFUN([CF_X_ATHENA],
3591 cf_x_athena=${cf_x_athena:-Xaw}
3593 AC_MSG_CHECKING(if you want to link with Xaw 3d library)
3596 [ --with-Xaw3d link with Xaw 3d library])
3597 if test "$withval" = yes ; then
3604 AC_MSG_CHECKING(if you want to link with Xaw 3d xft library)
3606 AC_ARG_WITH(Xaw3dxft,
3607 [ --with-Xaw3dxft link with Xaw 3d xft library])
3608 if test "$withval" = yes ; then
3609 cf_x_athena=Xaw3dxft
3615 AC_MSG_CHECKING(if you want to link with neXT Athena library)
3618 [ --with-neXtaw link with neXT Athena library])
3619 if test "$withval" = yes ; then
3626 AC_MSG_CHECKING(if you want to link with Athena-Plus library)
3628 AC_ARG_WITH(XawPlus,
3629 [ --with-XawPlus link with Athena-Plus library])
3630 if test "$withval" = yes ; then
3639 if test "$PKG_CONFIG" != none ; then
3641 test "$cf_x_athena" = Xaw && cf_athena_list="xaw8 xaw7 xaw6"
3642 for cf_athena_pkg in \
3645 ${cf_x_athena}-devel \
3647 lib${cf_x_athena}-devel
3649 CF_TRY_PKG_CONFIG($cf_athena_pkg,[
3650 cf_x_athena_lib="$cf_pkgconfig_libs"
3651 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3652 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3656 AC_CACHE_CHECK(for usable $cf_x_athena/Xmu package,cf_cv_xaw_compat,[
3658 #include <X11/Xmu/CharSet.h>
3660 int check = XmuCompareISOLatin1("big", "small")
3661 ],[cf_cv_xaw_compat=yes],[cf_cv_xaw_compat=no])])
3663 if test "$cf_cv_xaw_compat" = no
3665 # workaround for broken ".pc" files...
3666 case "$cf_x_athena_lib" in
3670 CF_VERBOSE(work around broken package)
3672 cf_first_lib=`echo "$cf_save_xmu" | sed -e 's/^[ ][ ]*//' -e 's/ .*//'`
3673 CF_TRY_PKG_CONFIG(xmu,[
3675 CF_ADD_LIB_AFTER($cf_first_lib,$cf_pkgconfig_libs)
3677 CF_ADD_LIB_AFTER($cf_first_lib,-lXmu)
3688 if test -z "$cf_x_athena_lib" ; then
3691 CF_X_ATHENA_CPPFLAGS($cf_x_athena)
3692 CF_X_ATHENA_LIBS($cf_x_athena)
3695 dnl ---------------------------------------------------------------------------
3696 dnl CF_X_ATHENA_CPPFLAGS version: 5 updated: 2010/05/26 17:35:30
3697 dnl --------------------
3698 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3699 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3700 AC_DEFUN([CF_X_ATHENA_CPPFLAGS],
3702 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3705 for cf_path in default \
3706 /usr/contrib/X11R6 \
3707 /usr/contrib/X11R5 \
3711 if test -z "$cf_x_athena_inc" ; then
3713 cf_test=X11/$cf_x_athena_root/SimpleMenu.h
3714 if test $cf_path != default ; then
3715 CPPFLAGS="$cf_save -I$cf_path/include"
3716 AC_MSG_CHECKING(for $cf_test in $cf_path)
3718 AC_MSG_CHECKING(for $cf_test)
3721 #include <X11/Intrinsic.h>
3722 #include <$cf_test>],[],
3725 AC_MSG_RESULT($cf_result)
3726 if test "$cf_result" = yes ; then
3727 cf_x_athena_inc=$cf_path
3735 if test -z "$cf_x_athena_inc" ; then
3737 [Unable to successfully find Athena header files with test program])
3738 elif test "$cf_x_athena_inc" != default ; then
3739 CPPFLAGS="$CPPFLAGS -I$cf_x_athena_inc"
3742 dnl ---------------------------------------------------------------------------
3743 dnl CF_X_ATHENA_LIBS version: 12 updated: 2011/07/17 19:55:02
3744 dnl ----------------
3745 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3746 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3747 AC_DEFUN([CF_X_ATHENA_LIBS],
3748 [AC_REQUIRE([CF_X_TOOLKIT])
3749 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3752 for cf_path in default \
3753 /usr/contrib/X11R6 \
3754 /usr/contrib/X11R5 \
3759 ${cf_x_athena_root} \
3760 ${cf_x_athena_root}7 \
3761 ${cf_x_athena_root}6
3765 "-l$cf_lib -lXpm -lXmu" \
3766 "-l${cf_lib}_s -lXmu_s"
3768 if test -z "$cf_x_athena_lib" ; then
3770 cf_test=XawSimpleMenuAddGlobalActions
3771 if test $cf_path != default ; then
3772 CF_ADD_LIBS(-L$cf_path/lib $cf_libs)
3773 AC_MSG_CHECKING(for $cf_libs in $cf_path)
3775 CF_ADD_LIBS($cf_libs)
3776 AC_MSG_CHECKING(for $cf_test in $cf_libs)
3779 #include <X11/Intrinsic.h>
3780 #include <X11/$cf_x_athena_root/SimpleMenu.h>
3782 $cf_test((XtAppContext) 0)],
3785 AC_MSG_RESULT($cf_result)
3786 if test "$cf_result" = yes ; then
3787 cf_x_athena_lib="$cf_libs"
3793 test -n "$cf_x_athena_lib" && break
3797 if test -z "$cf_x_athena_lib" ; then
3799 [Unable to successfully link Athena library (-l$cf_x_athena_root) with test program])
3802 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3803 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3805 dnl ---------------------------------------------------------------------------
3806 dnl CF_X_EXT version: 3 updated: 2010/06/02 05:03:05
3808 AC_DEFUN([CF_X_EXT],[
3809 CF_TRY_PKG_CONFIG(Xext,,[
3810 AC_CHECK_LIB(Xext,XextCreateExtension,
3811 [CF_ADD_LIB(Xext)])])
3813 dnl ---------------------------------------------------------------------------
3814 dnl CF_X_TOOLKIT version: 23 updated: 2015/04/12 15:39:00
3816 dnl Check for X Toolkit libraries
3817 AC_DEFUN([CF_X_TOOLKIT],
3819 AC_REQUIRE([AC_PATH_XTRA])
3820 AC_REQUIRE([CF_CHECK_CACHE])
3822 # OSX is schizoid about who owns /usr/X11 (old) versus /opt/X11 (new), and (and
3823 # in some cases has installed dummy files in the former, other cases replaced
3824 # it with a link to the new location). This complicates the configure script.
3825 # Check for that pitfall, and recover using pkg-config
3827 # If none of these are set, the configuration is almost certainly broken.
3828 if test -z "${X_CFLAGS}${X_PRE_LIBS}${X_LIBS}${X_EXTRA_LIBS}"
3830 CF_TRY_PKG_CONFIG(x11,,[AC_MSG_WARN(unable to find X11 library)])
3831 CF_TRY_PKG_CONFIG(ice,,[AC_MSG_WARN(unable to find ICE library)])
3832 CF_TRY_PKG_CONFIG(sm,,[AC_MSG_WARN(unable to find SM library)])
3833 CF_TRY_PKG_CONFIG(xt,,[AC_MSG_WARN(unable to find Xt library)])
3838 CF_TRY_PKG_CONFIG(xt,[
3844 # we have an "xt" package, but it may omit Xt's dependency on X11
3845 AC_CACHE_CHECK(for usable X dependency,cf_cv_xt_x11_compat,[
3847 #include <X11/Xlib.h>
3849 int rc1 = XDrawLine((Display*) 0, (Drawable) 0, (GC) 0, 0, 0, 0, 0);
3850 int rc2 = XClearWindow((Display*) 0, (Window) 0);
3851 int rc3 = XMoveWindow((Display*) 0, (Window) 0, 0, 0);
3852 int rc4 = XMoveResizeWindow((Display*)0, (Window)0, 0, 0, 0, 0);
3853 ],[cf_cv_xt_x11_compat=yes],[cf_cv_xt_x11_compat=no])])
3854 if test "$cf_cv_xt_x11_compat" = no
3856 CF_VERBOSE(work around broken X11 dependency)
3857 # 2010/11/19 - good enough until a working Xt on Xcb is delivered.
3858 CF_TRY_PKG_CONFIG(x11,,[CF_ADD_LIB_AFTER(-lXt,-lX11)])
3863 AC_CACHE_CHECK(for usable X Toolkit package,cf_cv_xt_ice_compat,[
3865 #include <X11/Shell.h>
3866 ],[int num = IceConnectionNumber(0)
3867 ],[cf_cv_xt_ice_compat=yes],[cf_cv_xt_ice_compat=no])])
3869 if test "$cf_cv_xt_ice_compat" = no
3871 # workaround for broken ".pc" files used for X Toolkit.
3872 case "x$X_PRE_LIBS" in
3878 CF_VERBOSE(work around broken ICE dependency)
3879 CF_TRY_PKG_CONFIG(ice,
3880 [CF_TRY_PKG_CONFIG(sm)],
3881 [CF_ADD_LIB_AFTER(-lXt,$X_PRE_LIBS)])
3891 LDFLAGS="$X_LIBS $LDFLAGS"
3892 CF_CHECK_CFLAGS($X_CFLAGS)
3894 AC_CHECK_FUNC(XOpenDisplay,,[
3895 AC_CHECK_LIB(X11,XOpenDisplay,
3897 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3899 AC_CHECK_FUNC(XtAppInitialize,,[
3900 AC_CHECK_LIB(Xt, XtAppInitialize,
3901 [AC_DEFINE(HAVE_LIBXT,1,[Define to 1 if we can compile with the Xt library])
3903 LIBS="-lXt $X_PRE_LIBS $LIBS $X_EXTRA_LIBS"],,
3904 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3907 if test $cf_have_X_LIBS = no ; then
3909 [Unable to successfully link X Toolkit library (-lXt) with
3910 test program. You will have to check and add the proper libraries by hand
3914 dnl ---------------------------------------------------------------------------
3915 dnl CF__CURSES_HEAD version: 2 updated: 2010/10/23 15:54:49
3917 dnl Define a reusable chunk which includes <curses.h> and <term.h> when they
3918 dnl are both available.
3919 define([CF__CURSES_HEAD],[
3921 #include <xcurses.h>
3922 char * XCursesProgramName = "test";
3924 #include <${cf_cv_ncurses_header:-curses.h}>
3925 #if defined(NCURSES_VERSION) && defined(HAVE_NCURSESW_TERM_H)
3926 #include <ncursesw/term.h>
3927 #elif defined(NCURSES_VERSION) && defined(HAVE_NCURSES_TERM_H)
3928 #include <ncurses/term.h>
3929 #elif defined(HAVE_TERM_H)