1 dnl***************************************************************************
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5 dnl copy of this software and associated documentation files (the *
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27 dnl***************************************************************************
29 dnl $Id: aclocal.m4,v 1.102 2014/12/06 13:39:47 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 CF_ACVERSION_CHECK version: 5 updated: 2014/06/04 19:11:49
44 dnl ------------------
45 dnl Conditionally generate script according to whether we're using a given autoconf.
47 dnl $1 = version to compare against
48 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
49 dnl $3 = code to use if AC_ACVERSION is older than $1.
50 define([CF_ACVERSION_CHECK],
52 ifdef([AC_ACVERSION], ,[ifdef([AC_AUTOCONF_VERSION],[m4_copy([AC_AUTOCONF_VERSION],[AC_ACVERSION])],[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])])dnl
53 ifdef([m4_version_compare],
54 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
55 [CF_ACVERSION_COMPARE(
56 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
57 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
58 dnl ---------------------------------------------------------------------------
59 dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
60 dnl --------------------
61 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
62 dnl MAJOR2, MINOR2, TERNARY2,
63 dnl PRINTABLE2, not FOUND, FOUND)
64 define([CF_ACVERSION_COMPARE],
65 [ifelse(builtin([eval], [$2 < $5]), 1,
66 [ifelse([$8], , ,[$8])],
67 [ifelse([$9], , ,[$9])])])dnl
68 dnl ---------------------------------------------------------------------------
69 dnl CF_ADD_CFLAGS version: 11 updated: 2014/07/22 05:32:57
71 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
72 dnl The second parameter if given makes this macro verbose.
74 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
75 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
76 dnl confused by the quotes (which require backslashes to keep them usable).
77 AC_DEFUN([CF_ADD_CFLAGS],
82 cf_new_extra_cppflags=
84 for cf_add_cflags in $1
86 case $cf_fix_cppflags in
88 case $cf_add_cflags in #(vi
89 -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
90 case $cf_add_cflags in
92 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
94 test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
95 && test -z "${cf_tst_cflags}" \
96 && cf_fix_cppflags=yes
98 if test $cf_fix_cppflags = yes ; then
99 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
101 elif test "${cf_tst_cflags}" = "\"'" ; then
102 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
108 *$cf_add_cflags) #(vi
111 case $cf_add_cflags in #(vi
113 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
114 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
117 cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
122 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
127 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
129 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
131 test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
132 && test -z "${cf_tst_cflags}" \
133 && cf_fix_cppflags=no
138 if test -n "$cf_new_cflags" ; then
139 ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
140 CFLAGS="$CFLAGS $cf_new_cflags"
143 if test -n "$cf_new_cppflags" ; then
144 ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
145 CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
148 if test -n "$cf_new_extra_cppflags" ; then
149 ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
150 EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
153 AC_SUBST(EXTRA_CPPFLAGS)
156 dnl ---------------------------------------------------------------------------
157 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
159 dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's
160 dnl redundant. We don't normally need to add -I/usr/local/include for gcc,
161 dnl but old versions (and some misinstalled ones) need that. To make things
162 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
163 dnl the include-path).
164 AC_DEFUN([CF_ADD_INCDIR],
166 if test -n "$1" ; then
167 for cf_add_incdir in $1
169 while test $cf_add_incdir != /usr/include
171 if test -d $cf_add_incdir
174 if test -n "$CFLAGS$CPPFLAGS" ; then
175 # a loop is needed to ensure we can add subdirs of existing dirs
176 for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
177 if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
178 cf_have_incdir=yes; break
183 if test "$cf_have_incdir" = no ; then
184 if test "$cf_add_incdir" = /usr/local/include ; then
187 cf_save_CPPFLAGS=$CPPFLAGS
188 CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
189 AC_TRY_COMPILE([#include <stdio.h>],
192 [cf_have_incdir=yes])
193 CPPFLAGS=$cf_save_CPPFLAGS
198 if test "$cf_have_incdir" = no ; then
199 CF_VERBOSE(adding $cf_add_incdir to include-path)
200 ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
202 cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
203 test "$cf_top_incdir" = "$cf_add_incdir" && break
204 cf_add_incdir="$cf_top_incdir"
213 dnl ---------------------------------------------------------------------------
214 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
216 dnl Add a library, used to enforce consistency.
218 dnl $1 = library to add, without the "-l"
219 dnl $2 = variable to update (default $LIBS)
220 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
221 dnl ---------------------------------------------------------------------------
222 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
224 dnl Adds to the library-path
226 dnl Some machines have trouble with multiple -L options.
228 dnl $1 is the (list of) directory(s) to add
229 dnl $2 is the optional name of the variable to update (default LDFLAGS)
231 AC_DEFUN([CF_ADD_LIBDIR],
233 if test -n "$1" ; then
234 for cf_add_libdir in $1
236 if test $cf_add_libdir = /usr/lib ; then
238 elif test -d $cf_add_libdir
241 if test -n "$LDFLAGS$LIBS" ; then
242 # a loop is needed to ensure we can add subdirs of existing dirs
243 for cf_test_libdir in $LDFLAGS $LIBS ; do
244 if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
245 cf_have_libdir=yes; break
249 if test "$cf_have_libdir" = no ; then
250 CF_VERBOSE(adding $cf_add_libdir to library-path)
251 ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
257 dnl ---------------------------------------------------------------------------
258 dnl CF_ADD_LIBS version: 2 updated: 2014/07/13 14:33:27
260 dnl Add one or more libraries, used to enforce consistency. Libraries are
261 dnl prepended to an existing list, since their dependencies are assumed to
262 dnl already exist in the list.
264 dnl $1 = libraries to add, with the "-l", etc.
265 dnl $2 = variable to update (default $LIBS)
266 AC_DEFUN([CF_ADD_LIBS],[
268 # Filter out duplicates - this happens with badly-designed ".pc" files...
269 for cf_add_1lib in [$]ifelse($2,,LIBS,[$2])
271 for cf_add_2lib in $cf_add_libs
273 if test "x$cf_add_1lib" = "x$cf_add_2lib"
279 test -n "$cf_add_1lib" && cf_add_libs="$cf_add_libs $cf_add_1lib"
281 ifelse($2,,LIBS,[$2])="$cf_add_libs"
283 dnl ---------------------------------------------------------------------------
284 dnl CF_ADD_LIB_AFTER version: 3 updated: 2013/07/09 21:27:22
286 dnl Add a given library after another, e.g., following the one it satisfies a
289 dnl $1 = the first library
290 dnl $2 = its dependency
291 AC_DEFUN([CF_ADD_LIB_AFTER],[
292 CF_VERBOSE(...before $LIBS)
293 LIBS=`echo "$LIBS" | sed -e "s/[[ ]][[ ]]*/ /g" -e "s%$1 %$1 $2 %" -e 's% % %g'`
294 CF_VERBOSE(...after $LIBS)
296 dnl ---------------------------------------------------------------------------
297 dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
298 dnl ------------------
299 dnl Append to a search-list for a nonstandard header/lib-file
300 dnl $1 = the variable to return as result
301 dnl $2 = the package name
302 dnl $3 = the subdirectory, e.g., bin, include or lib
303 dnl $4 = the directory under which we will test for subdirectories
304 dnl $5 = a directory that we do not want $4 to match
305 AC_DEFUN([CF_ADD_SUBDIR_PATH],
307 test "x$4" != "x$5" && \
309 ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
310 test -n "$verbose" && echo " ... testing for $3-directories under $4"
311 test -d $4/$3 && $1="[$]$1 $4/$3"
312 test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2"
313 test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3"
314 test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3"
315 test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2"
318 dnl ---------------------------------------------------------------------------
319 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
321 dnl Allow user to disable a normally-on option.
322 AC_DEFUN([CF_ARG_DISABLE],
323 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
324 dnl ---------------------------------------------------------------------------
325 dnl CF_ARG_ENABLE version: 3 updated: 1999/03/30 17:24:31
327 dnl Allow user to enable a normally-off option.
328 AC_DEFUN([CF_ARG_ENABLE],
329 [CF_ARG_OPTION($1,[$2],[$3],[$4],no)])dnl
330 dnl ---------------------------------------------------------------------------
331 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
333 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
339 dnl $3 = action to perform if option is not default
340 dnl $4 = action if perform if option is default
341 dnl $5 = default option value (either 'yes' or 'no')
342 AC_DEFUN([CF_ARG_OPTION],
343 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
344 if test "$enableval" != "$5" ; then
346 ,[ $3]) ifelse([$4],,,[
349 fi],[enableval=$5 ifelse([$4],,,[
353 dnl ---------------------------------------------------------------------------
354 dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49
356 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
357 dnl into CC. This will not help with broken scripts that wrap the compiler with
358 dnl options, but eliminates a more common category of user confusion.
359 AC_DEFUN([CF_CC_ENV_FLAGS],
361 # This should have been defined by AC_PROG_CC
364 AC_MSG_CHECKING(\$CC variable)
367 AC_MSG_RESULT(broken)
368 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
370 cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'`
371 CC=`echo "$CC" | sed -e 's/[[ ]].*//'`
372 CF_ADD_CFLAGS($cf_flags)
379 dnl ---------------------------------------------------------------------------
380 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
382 dnl Check if we're accidentally using a cache from a different machine.
383 dnl Derive the system name, as a check for reusing the autoconf cache.
385 dnl If we've packaged config.guess and config.sub, run that (since it does a
386 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
387 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
388 dnl which is useful in cross-compiles.
390 dnl Note: we would use $ac_config_sub, but that is one of the places where
391 dnl autoconf 2.5x broke compatibility with autoconf 2.13
392 AC_DEFUN([CF_CHECK_CACHE],
394 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
395 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
396 system_name="$host_os"
398 system_name="`(uname -s -r) 2>/dev/null`"
399 if test -z "$system_name" ; then
400 system_name="`(hostname) 2>/dev/null`"
403 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
404 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
406 test -z "$system_name" && system_name="$cf_cv_system_name"
407 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
409 if test ".$system_name" != ".$cf_cv_system_name" ; then
410 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
411 AC_MSG_ERROR("Please remove config.cache and try again.")
414 dnl ---------------------------------------------------------------------------
415 dnl CF_CHECK_CFLAGS version: 3 updated: 2014/07/22 05:32:57
417 dnl Conditionally add to $CFLAGS and $CPPFLAGS values which are derived from
418 dnl a build-configuration such as imake. These have the pitfall that they
419 dnl often contain compiler-specific options which we cannot use, mixed with
420 dnl preprocessor options that we usually can.
421 AC_DEFUN([CF_CHECK_CFLAGS],
423 CF_VERBOSE(checking additions to CFLAGS)
424 cf_check_cflags="$CFLAGS"
425 cf_check_cppflags="$CPPFLAGS"
426 CF_ADD_CFLAGS($1,yes)
427 if test "x$cf_check_cflags" != "x$CFLAGS" ; then
428 AC_TRY_LINK([#include <stdio.h>],[printf("Hello world");],,
429 [CF_VERBOSE(test-compile failed. Undoing change to \$CFLAGS)
430 if test "x$cf_check_cppflags" != "x$CPPFLAGS" ; then
431 CF_VERBOSE(but keeping change to \$CPPFLAGS)
433 CFLAGS="$cf_check_flags"])
436 dnl ---------------------------------------------------------------------------
437 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
438 dnl -----------------
439 dnl Check if the given compiler is really clang. clang's C driver defines
440 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
441 dnl not ignore some gcc options.
443 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
444 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
445 dnl the wrappers for gcc and g++ warnings.
447 dnl $1 = GCC (default) or GXX
448 dnl $2 = CLANG_COMPILER (default)
449 dnl $3 = CFLAGS (default) or CXXFLAGS
450 AC_DEFUN([CF_CLANG_COMPILER],[
451 ifelse([$2],,CLANG_COMPILER,[$2])=no
453 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
454 AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
455 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
456 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
462 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
463 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
465 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
466 AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
469 dnl ---------------------------------------------------------------------------
470 dnl CF_CURSES_ACS_MAP version: 7 updated: 2012/10/06 16:39:58
471 dnl -----------------
472 dnl Check for likely values of acs_map[]:
473 AC_DEFUN([CF_CURSES_ACS_MAP],
475 AC_REQUIRE([CF_NCURSES_WRAP_PREFIX])dnl
476 AC_CACHE_CHECK(for alternate character set array, cf_cv_curses_acs_map,[
477 cf_cv_curses_acs_map=unknown
478 for name in acs_map _acs_map __acs_map ${NCURSES_WRAP_PREFIX}acs_map
481 #include <${cf_cv_ncurses_header:-curses.h}>
483 $name['k'] = ACS_PLUS
484 ],[cf_cv_curses_acs_map=$name; break])
488 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_])
490 dnl ---------------------------------------------------------------------------
491 dnl CF_CURSES_CHECK_DATA version: 5 updated: 2014/07/19 18:41:17
492 dnl --------------------
493 dnl Check if curses.h defines the given data/variable.
494 dnl Use this after CF_NCURSES_CONFIG or CF_CURSES_CONFIG.
495 AC_DEFUN([CF_CURSES_CHECK_DATA],
497 AC_MSG_CHECKING(for data $1 declaration in ${cf_cv_ncurses_header:-curses.h})
499 AC_TRY_COMPILE(CF__CURSES_HEAD,[
501 ],cf_result=yes,cf_result=no)
502 AC_MSG_RESULT($cf_result)
504 if test $cf_result = yes ; then
505 CF_UPPER(cf_result,have_curses_data_$1)
506 AC_DEFINE_UNQUOTED($cf_result)
508 AC_MSG_CHECKING(for data $1 in library)
509 # BSD linkers insist on making weak linkage, but resolve at runtime.
510 AC_TRY_RUN(CF__CURSES_HEAD
516 fprintf(stderr, "testing linkage of $1:%p\n", foo);
517 ${cf_cv_main_return:-return}(foo == 0);
518 }],[cf_result=yes],[cf_result=no],[
520 AC_TRY_LINK(CF__CURSES_HEAD
524 fprintf(stderr, "testing linkage of $1:%p\n", foo);
525 ${cf_cv_main_return:-return}(foo == 0);
527 ],[cf_result=yes],[cf_result=no])
529 AC_MSG_RESULT($cf_result)
530 if test $cf_result = yes ; then
531 CF_UPPER(cf_result,decl_curses_data_$1)
532 AC_DEFINE_UNQUOTED($cf_result)
536 dnl ---------------------------------------------------------------------------
537 dnl CF_CURSES_CHECK_TYPE version: 4 updated: 2012/10/06 16:39:58
538 dnl --------------------
539 dnl Check if curses.h defines the given type
540 AC_DEFUN([CF_CURSES_CHECK_TYPE],
542 AC_MSG_CHECKING(for type $1 in ${cf_cv_ncurses_header:-curses.h})
544 #ifndef _XOPEN_SOURCE_EXTENDED
545 #define _XOPEN_SOURCE_EXTENDED
547 #include <${cf_cv_ncurses_header:-curses.h}>],[
549 ],cf_result=yes,cf_result=no)
550 AC_MSG_RESULT($cf_result)
551 if test $cf_result = yes ; then
552 CF_UPPER(cf_result,have_type_$1)
553 AC_DEFINE_UNQUOTED($cf_result,1,[Define to 1 if we have type $1])
555 AC_DEFINE_UNQUOTED($1,$2,[Define to appropriate type if $1 is not declared])
558 dnl ---------------------------------------------------------------------------
559 dnl CF_CURSES_CONFIG version: 2 updated: 2006/10/29 11:06:27
561 dnl Tie together the configure-script macros for curses. It may be ncurses,
562 dnl but unless asked, we do not make a special search for ncurses. However,
563 dnl still check for the ncurses version number, for use in other macros.
564 AC_DEFUN([CF_CURSES_CONFIG],
570 dnl ---------------------------------------------------------------------------
571 dnl CF_CURSES_CPPFLAGS version: 11 updated: 2011/04/09 14:51:08
572 dnl ------------------
573 dnl Look for the curses headers.
574 AC_DEFUN([CF_CURSES_CPPFLAGS],[
576 AC_CACHE_CHECK(for extra include directories,cf_cv_curses_incdir,[
577 cf_cv_curses_incdir=no
578 case $host_os in #(vi
580 if test "x$cf_cv_screen" = "xcurses_colr"
582 test -d /usr/include/curses_colr && \
583 cf_cv_curses_incdir="-I/usr/include/curses_colr"
587 if test "x$cf_cv_screen" = "xcurses_5lib"
589 test -d /usr/5lib && \
590 test -d /usr/5include && \
591 cf_cv_curses_incdir="-I/usr/5include"
596 test "$cf_cv_curses_incdir" != no && CPPFLAGS="$CPPFLAGS $cf_cv_curses_incdir"
601 dnl ---------------------------------------------------------------------------
602 dnl CF_CURSES_FUNCS version: 18 updated: 2014/07/19 18:44:41
604 dnl Curses-functions are a little complicated, since a lot of them are macros.
605 AC_DEFUN([CF_CURSES_FUNCS],
607 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
608 AC_REQUIRE([CF_XOPEN_CURSES])
609 AC_REQUIRE([CF_CURSES_TERM_H])
610 AC_REQUIRE([CF_CURSES_UNCTRL_H])
613 CF_UPPER(cf_tr_func,$cf_func)
614 AC_MSG_CHECKING(for ${cf_func})
615 CF_MSG_LOG(${cf_func})
616 AC_CACHE_VAL(cf_cv_func_$cf_func,[
617 eval cf_result='$ac_cv_func_'$cf_func
618 if test ".$cf_result" != ".no"; then
619 AC_TRY_LINK(CF__CURSES_HEAD,
622 long foo = (long)(&${cf_func});
623 fprintf(stderr, "testing linkage of $cf_func:%p\n", foo);
624 if (foo + 1234 > 5678)
625 ${cf_cv_main_return:-return}(foo);
631 eval 'cf_cv_func_'$cf_func'=$cf_result'
633 # use the computed/retrieved cache-value:
634 eval 'cf_result=$cf_cv_func_'$cf_func
635 AC_MSG_RESULT($cf_result)
636 if test $cf_result != no; then
637 AC_DEFINE_UNQUOTED(HAVE_${cf_tr_func})
641 dnl ---------------------------------------------------------------------------
642 dnl CF_CURSES_HEADER version: 3 updated: 2011/05/01 19:47:45
644 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
645 dnl variations of ncurses' installs.
647 dnl $1 = ncurses when looking for ncurses, or is empty
648 AC_DEFUN([CF_CURSES_HEADER],[
649 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
650 cf_cv_ncurses_header=none
651 for cf_header in ifelse($1,,,[ \
655 curses.h ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
657 AC_TRY_COMPILE([#include <${cf_header}>],
658 [initscr(); tgoto("?", 0,0)],
659 [cf_cv_ncurses_header=$cf_header; break],[])
663 if test "$cf_cv_ncurses_header" = none ; then
664 AC_MSG_ERROR(No curses header-files found)
667 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
668 AC_CHECK_HEADERS($cf_cv_ncurses_header)
670 dnl ---------------------------------------------------------------------------
671 dnl CF_CURSES_LIBS version: 37 updated: 2013/02/09 17:33:50
673 dnl Look for the curses libraries. Older curses implementations may require
674 dnl termcap/termlib to be linked as well. Call CF_CURSES_CPPFLAGS first.
675 AC_DEFUN([CF_CURSES_LIBS],[
677 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
678 AC_MSG_CHECKING(if we have identified curses libraries)
679 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
680 [initscr(); tgoto("?", 0,0)],
683 AC_MSG_RESULT($cf_result)
685 if test "$cf_result" = no ; then
686 case $host_os in #(vi
688 AC_CHECK_LIB(mytinfo,tgoto,[CF_ADD_LIBS(-lmytinfo)])
691 # Looking at HPUX 10.20, the Hcurses library is the oldest (1997), cur_colr
692 # next (1998), and xcurses "newer" (2000). There is no header file for
693 # Hcurses; the subdirectory curses_colr has the headers (curses.h and
694 # term.h) for cur_colr
695 if test "x$cf_cv_screen" = "xcurses_colr"
697 AC_CHECK_LIB(cur_colr,initscr,[
698 CF_ADD_LIBS(-lcur_colr)
699 ac_cv_func_initscr=yes
701 AC_CHECK_LIB(Hcurses,initscr,[
702 # HP's header uses __HP_CURSES, but user claims _HP_CURSES.
703 CF_ADD_LIBS(-lHcurses)
704 CPPFLAGS="$CPPFLAGS -D__HP_CURSES -D_HP_CURSES"
705 ac_cv_func_initscr=yes
710 case `arch 2>/dev/null` in
714 CF_ADD_LIBDIR(/lib64)
725 if test "x$cf_cv_screen" = "xcurses_5lib"
727 if test -d /usr/5lib ; then
728 CF_ADD_LIBDIR(/usr/5lib)
729 CF_ADD_LIBS(-lcurses -ltermcap)
732 ac_cv_func_initscr=yes
736 if test ".$ac_cv_func_initscr" != .yes ; then
739 if test ".${cf_cv_ncurses_version:-no}" != .no
741 cf_check_list="ncurses curses cursesX"
743 cf_check_list="cursesX curses ncurses"
746 # Check for library containing tgoto. Do this before curses library
747 # because it may be needed to link the test-case for initscr.
748 if test "x$cf_term_lib" = x
750 AC_CHECK_FUNC(tgoto,[cf_term_lib=predefined],[
751 for cf_term_lib in $cf_check_list otermcap termcap tinfo termlib unknown
753 AC_CHECK_LIB($cf_term_lib,tgoto,[break])
758 # Check for library containing initscr
759 test "$cf_term_lib" != predefined && test "$cf_term_lib" != unknown && LIBS="-l$cf_term_lib $cf_save_LIBS"
760 if test "x$cf_curs_lib" = x
762 for cf_curs_lib in $cf_check_list xcurses jcurses pdcurses unknown
764 AC_CHECK_LIB($cf_curs_lib,initscr,[break])
767 test $cf_curs_lib = unknown && AC_MSG_ERROR(no curses library found)
769 LIBS="-l$cf_curs_lib $cf_save_LIBS"
770 if test "$cf_term_lib" = unknown ; then
771 AC_MSG_CHECKING(if we can link with $cf_curs_lib library)
772 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
776 AC_MSG_RESULT($cf_result)
777 test $cf_result = no && AC_MSG_ERROR(Cannot link curses library)
778 elif test "$cf_curs_lib" = "$cf_term_lib" ; then
780 elif test "$cf_term_lib" != predefined ; then
781 AC_MSG_CHECKING(if we need both $cf_curs_lib and $cf_term_lib libraries)
782 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
783 [initscr(); tgoto((char *)0, 0, 0);],
786 LIBS="-l$cf_curs_lib -l$cf_term_lib $cf_save_LIBS"
787 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
792 AC_MSG_RESULT($cf_result)
798 dnl ---------------------------------------------------------------------------
799 dnl CF_CURSES_TERM_H version: 10 updated: 2012/10/06 08:57:51
801 dnl SVr4 curses should have term.h as well (where it puts the definitions of
802 dnl the low-level interface). This may not be true in old/broken implementations,
803 dnl as well as in misconfigured systems (e.g., gcc configured for Solaris 2.4
804 dnl running with Solaris 2.5.1).
805 AC_DEFUN([CF_CURSES_TERM_H],
807 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
809 AC_CACHE_CHECK(for term.h, cf_cv_term_header,[
811 # If we found <ncurses/curses.h>, look for <ncurses/term.h>, but always look
812 # for <term.h> if we do not find the variant.
814 cf_header_list="term.h ncurses/term.h ncursesw/term.h"
816 case ${cf_cv_ncurses_header:-curses.h} in #(vi
818 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`term.h
819 cf_header_list="$cf_header_item $cf_header_list"
823 for cf_header in $cf_header_list
826 #include <${cf_cv_ncurses_header:-curses.h}>
827 #include <${cf_header}>],
829 [cf_cv_term_header=$cf_header
831 [cf_cv_term_header=no])
834 case $cf_cv_term_header in #(vi
836 # If curses is ncurses, some packagers still mess it up by trying to make
837 # us use GNU termcap. This handles the most common case.
838 for cf_header in ncurses/term.h ncursesw/term.h
841 #include <${cf_cv_ncurses_header:-curses.h}>
842 #ifdef NCURSES_VERSION
843 #include <${cf_header}>
848 [cf_cv_term_header=$cf_header
850 [cf_cv_term_header=no])
856 case $cf_cv_term_header in #(vi
858 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
861 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
864 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
868 dnl ---------------------------------------------------------------------------
869 dnl CF_CURSES_UNCTRL_H version: 3 updated: 2013/11/03 06:26:10
870 dnl ------------------
871 dnl Any X/Open curses implementation must have unctrl.h, but ncurses packages
872 dnl may put it in a subdirectory (along with ncurses' other headers, of
873 dnl course). Packages which put the headers in inconsistent locations are
875 AC_DEFUN([CF_CURSES_UNCTRL_H],
877 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
879 AC_CACHE_CHECK(for unctrl.h, cf_cv_unctrl_header,[
881 # If we found <ncurses/curses.h>, look for <ncurses/unctrl.h>, but always look
882 # for <unctrl.h> if we do not find the variant.
884 cf_header_list="unctrl.h ncurses/unctrl.h ncursesw/unctrl.h"
886 case ${cf_cv_ncurses_header:-curses.h} in #(vi
888 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`unctrl.h
889 cf_header_list="$cf_header_item $cf_header_list"
893 for cf_header in $cf_header_list
896 #include <${cf_cv_ncurses_header:-curses.h}>
897 #include <${cf_header}>],
899 [cf_cv_unctrl_header=$cf_header
901 [cf_cv_unctrl_header=no])
905 case $cf_cv_unctrl_header in #(vi
907 AC_MSG_WARN(unctrl.h header not found)
911 case $cf_cv_unctrl_header in #(vi
913 AC_DEFINE(HAVE_UNCTRL_H,1,[Define to 1 if we have unctrl.h])
915 ncurses/unctrl.h) #(vi
916 AC_DEFINE(HAVE_NCURSES_UNCTRL_H,1,[Define to 1 if we have ncurses/unctrl.h])
919 AC_DEFINE(HAVE_NCURSESW_UNCTRL_H,1,[Define to 1 if we have ncursesw/unctrl.h])
923 dnl ---------------------------------------------------------------------------
924 dnl CF_CURSES_WACS_MAP version: 6 updated: 2012/10/06 08:57:51
925 dnl ------------------
926 dnl Check for likely values of wacs_map[].
927 AC_DEFUN([CF_CURSES_WACS_MAP],
929 AC_CACHE_CHECK(for wide alternate character set array, cf_cv_curses_wacs_map,[
930 cf_cv_curses_wacs_map=unknown
931 for name in wacs_map _wacs_map __wacs_map _nc_wacs _wacs_char
934 #ifndef _XOPEN_SOURCE_EXTENDED
935 #define _XOPEN_SOURCE_EXTENDED
937 #include <${cf_cv_ncurses_header:-curses.h}>],
938 [void *foo = &($name['k'])],
939 [cf_cv_curses_wacs_map=$name
943 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])
945 dnl ---------------------------------------------------------------------------
946 dnl CF_CURSES_WACS_SYMBOLS version: 2 updated: 2012/10/06 08:57:51
947 dnl ----------------------
948 dnl Do a check to see if the WACS_xxx constants are defined compatibly with
949 dnl X/Open Curses. In particular, NetBSD's implementation of the WACS_xxx
950 dnl constants is broken since those constants do not point to cchar_t's.
951 AC_DEFUN([CF_CURSES_WACS_SYMBOLS],
953 AC_REQUIRE([CF_CURSES_WACS_MAP])
955 AC_CACHE_CHECK(for wide alternate character constants, cf_cv_curses_wacs_symbols,[
956 cf_cv_curses_wacs_symbols=no
957 if test "$cf_cv_curses_wacs_map" != unknown
960 #ifndef _XOPEN_SOURCE_EXTENDED
961 #define _XOPEN_SOURCE_EXTENDED
963 #include <${cf_cv_ncurses_header:-curses.h}>],
964 [cchar_t *foo = WACS_PLUS;
965 $cf_cv_curses_wacs_map['k'] = *WACS_PLUS],
966 [cf_cv_curses_wacs_symbols=yes])
969 #ifndef _XOPEN_SOURCE_EXTENDED
970 #define _XOPEN_SOURCE_EXTENDED
972 #include <${cf_cv_ncurses_header:-curses.h}>],
973 [cchar_t *foo = WACS_PLUS],
974 [cf_cv_curses_wacs_symbols=yes])
978 test "$cf_cv_curses_wacs_symbols" != no && AC_DEFINE(CURSES_WACS_SYMBOLS,1,[Define to 1 if (n)curses supports wide-character WACS_ symbols])
980 dnl ---------------------------------------------------------------------------
981 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
983 dnl "dirname" is not portable, so we fake it with a shell script.
984 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
985 dnl ---------------------------------------------------------------------------
986 dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28
988 dnl You can always use "make -n" to see the actual options, but it's hard to
989 dnl pick out/analyze warning messages when the compile-line is long.
992 dnl ECHO_LT - symbol to control if libtool is verbose
993 dnl ECHO_LD - symbol to prefix "cc -o" lines
994 dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
995 dnl SHOW_CC - symbol to put before explicit "cc -c" lines
996 dnl ECHO_CC - symbol to put before any "cc" line
998 AC_DEFUN([CF_DISABLE_ECHO],[
999 AC_MSG_CHECKING(if you want to see long compiling messages)
1000 CF_ARG_DISABLE(echo,
1001 [ --disable-echo do not display "compiling" commands],
1004 ECHO_LD='@echo linking [$]@;'
1005 RULE_CC='@echo compiling [$]<'
1006 SHOW_CC='@echo compiling [$]@'
1015 AC_MSG_RESULT($enableval)
1022 dnl ---------------------------------------------------------------------------
1023 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1024 dnl ----------------
1025 dnl Combine no-leak checks with the libraries or tools that are used for the
1027 AC_DEFUN([CF_DISABLE_LEAKS],[
1029 AC_REQUIRE([CF_WITH_DMALLOC])
1030 AC_REQUIRE([CF_WITH_DBMALLOC])
1031 AC_REQUIRE([CF_WITH_VALGRIND])
1033 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1034 AC_ARG_ENABLE(leaks,
1035 [ --disable-leaks test: free permanent memory, analyze leaks],
1036 [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1037 : ${with_no_leaks:=no})
1038 AC_MSG_RESULT($with_no_leaks)
1040 if test "$with_no_leaks" = yes ; then
1041 AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1042 AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1045 dnl ---------------------------------------------------------------------------
1046 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1047 dnl ---------------------
1048 dnl The rpath-hack makes it simpler to build programs, particularly with the
1049 dnl *BSD ports which may have essential libraries in unusual places. But it
1050 dnl can interfere with building an executable for the base system. Use this
1051 dnl option in that case.
1052 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1054 AC_MSG_CHECKING(if rpath-hack should be disabled)
1055 CF_ARG_DISABLE(rpath-hack,
1056 [ --disable-rpath-hack don't add rpath options for additional libraries],
1057 [cf_disable_rpath_hack=yes],
1058 [cf_disable_rpath_hack=no])
1059 AC_MSG_RESULT($cf_disable_rpath_hack)
1060 if test "$cf_disable_rpath_hack" = no ; then
1064 dnl ---------------------------------------------------------------------------
1065 dnl CF_ENABLE_WARNINGS version: 4 updated: 2009/07/26 17:53:03
1066 dnl ------------------
1067 dnl Configure-option to enable gcc warnings
1068 AC_DEFUN([CF_ENABLE_WARNINGS],[
1069 if ( test "$GCC" = yes || test "$GXX" = yes )
1071 AC_MSG_CHECKING(if you want to turn on gcc warnings)
1072 CF_ARG_ENABLE(warnings,
1073 [ --enable-warnings test: turn on gcc compiler warnings],
1074 [with_warnings=yes],
1076 AC_MSG_RESULT($with_warnings)
1077 if test "$with_warnings" = "yes"
1084 dnl ---------------------------------------------------------------------------
1085 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
1087 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
1088 dnl prefer a standard location, and use -L options only if we do not find the
1089 dnl library in the standard library location(s).
1090 dnl $1 = library name
1091 dnl $2 = library class, usually the same as library name
1093 dnl $4 = code fragment to compile/link
1094 dnl $5 = corresponding function-name
1095 dnl $6 = flag, nonnull if failure should not cause an error-exit
1097 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
1098 dnl to use a -L option.
1099 AC_DEFUN([CF_FIND_LIBRARY],
1101 eval 'cf_cv_have_lib_'$1'=no'
1104 eval 'cf_cv_have_lib_'$1'=yes',[
1105 cf_save_LIBS="$LIBS"
1106 AC_MSG_CHECKING(for $5 in -l$1)
1108 AC_TRY_LINK([$3],[$4],
1110 eval 'cf_cv_have_lib_'$1'=yes'
1113 CF_LIBRARY_PATH(cf_search,$2)
1114 for cf_libdir in $cf_search
1116 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
1117 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
1118 AC_TRY_LINK([$3],[$4],
1120 eval 'cf_cv_have_lib_'$1'=yes'
1123 LIBS="$cf_save_LIBS"])
1127 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
1129 if test $cf_found_library = no ; then
1130 AC_MSG_ERROR(Cannot link $1 library)
1134 dnl ---------------------------------------------------------------------------
1135 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1137 dnl Find a library (specifically the linkage used in the code fragment),
1138 dnl searching for it if it is not already in the library path.
1139 dnl See also CF_ADD_SEARCHPATH.
1141 dnl Parameters (4-on are optional):
1142 dnl $1 = headers for library entrypoint
1143 dnl $2 = code fragment for library entrypoint
1144 dnl $3 = the library name without the "-l" option or ".so" suffix.
1145 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
1146 dnl $5 = action to perform if not successful
1147 dnl $6 = module name, if not the same as the library name
1148 dnl $7 = extra libraries
1150 dnl Sets these variables:
1151 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1152 dnl $cf_cv_header_path_$3 - include-directory if needed
1153 dnl $cf_cv_library_path_$3 - library-directory if needed
1154 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1155 AC_DEFUN([CF_FIND_LINKAGE],[
1157 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1158 # will be set on completion of the AC_TRY_LINK below.
1159 cf_cv_header_path_$3=
1160 cf_cv_library_path_$3=
1162 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1164 cf_save_LIBS="$LIBS"
1166 AC_TRY_LINK([$1],[$2],[
1167 cf_cv_find_linkage_$3=yes
1168 cf_cv_header_path_$3=/usr/include
1169 cf_cv_library_path_$3=/usr/lib
1172 LIBS="-l$3 $7 $cf_save_LIBS"
1174 AC_TRY_LINK([$1],[$2],[
1175 cf_cv_find_linkage_$3=yes
1176 cf_cv_header_path_$3=/usr/include
1177 cf_cv_library_path_$3=/usr/lib
1178 cf_cv_library_file_$3="-l$3"
1180 cf_cv_find_linkage_$3=no
1181 LIBS="$cf_save_LIBS"
1183 CF_VERBOSE(find linkage for $3 library)
1184 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1186 cf_save_CPPFLAGS="$CPPFLAGS"
1187 cf_test_CPPFLAGS="$CPPFLAGS"
1189 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1190 for cf_cv_header_path_$3 in $cf_search
1192 if test -d $cf_cv_header_path_$3 ; then
1193 CF_VERBOSE(... testing $cf_cv_header_path_$3)
1194 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1195 AC_TRY_COMPILE([$1],[$2],[
1196 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1197 cf_cv_find_linkage_$3=maybe
1198 cf_test_CPPFLAGS="$CPPFLAGS"
1200 CPPFLAGS="$cf_save_CPPFLAGS"
1205 if test "$cf_cv_find_linkage_$3" = maybe ; then
1207 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1209 cf_save_LIBS="$LIBS"
1210 cf_save_LDFLAGS="$LDFLAGS"
1213 CPPFLAGS="$cf_test_CPPFLAGS"
1214 LIBS="-l$3 $7 $cf_save_LIBS"
1215 AC_TRY_LINK([$1],[$2],[
1216 CF_VERBOSE(... found $3 library in system)
1217 cf_cv_find_linkage_$3=yes])
1218 CPPFLAGS="$cf_save_CPPFLAGS"
1219 LIBS="$cf_save_LIBS"
1222 if test "$cf_cv_find_linkage_$3" != yes ; then
1223 CF_LIBRARY_PATH(cf_search,$3)
1224 for cf_cv_library_path_$3 in $cf_search
1226 if test -d $cf_cv_library_path_$3 ; then
1227 CF_VERBOSE(... testing $cf_cv_library_path_$3)
1228 CPPFLAGS="$cf_test_CPPFLAGS"
1229 LIBS="-l$3 $7 $cf_save_LIBS"
1230 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1231 AC_TRY_LINK([$1],[$2],[
1232 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1233 cf_cv_find_linkage_$3=yes
1234 cf_cv_library_file_$3="-l$3"
1236 CPPFLAGS="$cf_save_CPPFLAGS"
1237 LIBS="$cf_save_LIBS"
1238 LDFLAGS="$cf_save_LDFLAGS"
1242 CPPFLAGS="$cf_save_CPPFLAGS"
1243 LDFLAGS="$cf_save_LDFLAGS"
1247 cf_cv_find_linkage_$3=no
1252 LIBS="$cf_save_LIBS"
1254 if test "$cf_cv_find_linkage_$3" = yes ; then
1256 CF_ADD_INCDIR($cf_cv_header_path_$3)
1257 CF_ADD_LIBDIR($cf_cv_library_path_$3)
1261 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1264 dnl ---------------------------------------------------------------------------
1265 dnl CF_FUNC_CURSES_VERSION version: 6 updated: 2012/10/06 16:39:58
1266 dnl ----------------------
1267 dnl Solaris has a data item 'curses_version', which confuses AC_CHECK_FUNCS.
1268 dnl It's a character string "SVR4", not documented.
1269 AC_DEFUN([CF_FUNC_CURSES_VERSION],
1271 AC_CACHE_CHECK(for function curses_version, cf_cv_func_curses_version,[
1273 #include <${cf_cv_ncurses_header:-curses.h}>
1277 sprintf(temp, "%s\n", curses_version());
1278 ${cf_cv_main_return:-return}(0);
1280 ,[cf_cv_func_curses_version=yes]
1281 ,[cf_cv_func_curses_version=no]
1282 ,[cf_cv_func_curses_version=unknown])
1284 test "$cf_cv_func_curses_version" = yes && AC_DEFINE(HAVE_CURSES_VERSION,1,[Define to 1 if we have curses_version function])
1286 dnl ---------------------------------------------------------------------------
1287 dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03
1288 dnl -----------------
1289 dnl Test for availability of useful gcc __attribute__ directives to quiet
1290 dnl compiler warnings. Though useful, not all are supported -- and contrary
1291 dnl to documentation, unrecognized directives cause older compilers to barf.
1292 AC_DEFUN([CF_GCC_ATTRIBUTES],
1294 if test "$GCC" = yes
1296 cat > conftest.i <<EOF
1298 #define GCC_PRINTF 0
1303 #ifndef GCC_NORETURN
1304 #define GCC_NORETURN /* nothing */
1307 #define GCC_UNUSED /* nothing */
1310 if test "$GCC" = yes
1312 AC_CHECKING([for $CC __attribute__ directives])
1313 cat > conftest.$ac_ext <<EOF
1314 #line __oline__ "${as_me:-configure}"
1315 #include "confdefs.h"
1316 #include "conftest.h"
1317 #include "conftest.i"
1319 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1321 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1324 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1326 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
1328 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1329 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1330 extern void foo(void) GCC_NORETURN;
1331 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1333 cf_printf_attribute=no
1334 cf_scanf_attribute=no
1335 for cf_attribute in scanf printf unused noreturn
1337 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1338 cf_directive="__attribute__(($cf_attribute))"
1339 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1341 case $cf_attribute in #(vi
1343 cf_printf_attribute=yes
1344 cat >conftest.h <<EOF
1345 #define GCC_$cf_ATTRIBUTE 1
1349 cf_scanf_attribute=yes
1350 cat >conftest.h <<EOF
1351 #define GCC_$cf_ATTRIBUTE 1
1355 cat >conftest.h <<EOF
1356 #define GCC_$cf_ATTRIBUTE $cf_directive
1361 if AC_TRY_EVAL(ac_compile); then
1362 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1363 cat conftest.h >>confdefs.h
1364 case $cf_attribute in #(vi
1366 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1369 cf_value='/* nothing */'
1370 if test "$cf_printf_attribute" != no ; then
1371 cf_value='__attribute__((format(printf,fmt,var)))'
1372 AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1374 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1377 cf_value='/* nothing */'
1378 if test "$cf_scanf_attribute" != no ; then
1379 cf_value='__attribute__((format(scanf,fmt,var)))'
1380 AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1382 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1385 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1391 fgrep define conftest.i >>confdefs.h
1396 dnl ---------------------------------------------------------------------------
1397 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1399 dnl Find version of gcc
1400 AC_DEFUN([CF_GCC_VERSION],[
1401 AC_REQUIRE([AC_PROG_CC])
1403 if test "$GCC" = yes ; then
1404 AC_MSG_CHECKING(version of $CC)
1405 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1406 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1407 AC_MSG_RESULT($GCC_VERSION)
1410 dnl ---------------------------------------------------------------------------
1411 dnl CF_GCC_WARNINGS version: 31 updated: 2013/11/19 19:23:35
1413 dnl Check if the compiler supports useful warning options. There's a few that
1414 dnl we don't use, simply because they're too noisy:
1416 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1417 dnl -Wredundant-decls (system headers make this too noisy)
1418 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1419 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1420 dnl is enabled for ncurses using "--enable-const".
1424 dnl $1 is an optional list of gcc warning flags that a particular
1425 dnl application might want to use, e.g., "no-unused" for
1428 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1430 AC_DEFUN([CF_GCC_WARNINGS],
1432 AC_REQUIRE([CF_GCC_VERSION])
1433 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1434 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1436 cat > conftest.$ac_ext <<EOF
1437 #line __oline__ "${as_me:-configure}"
1438 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1441 if test "$INTEL_COMPILER" = yes
1443 # The "-wdXXX" options suppress warnings:
1444 # remark #1419: external declaration in primary source file
1445 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1446 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1447 # remark #193: zero used for undefined preprocessing identifier
1448 # remark #593: variable "curs_sb_left_arrow" was set but never used
1449 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1450 # remark #869: parameter "tw" was never referenced
1451 # remark #981: operands are evaluated in unspecified order
1452 # warning #279: controlling expression is constant
1454 AC_CHECKING([for $CC warning options])
1455 cf_save_CFLAGS="$CFLAGS"
1456 EXTRA_CFLAGS="-Wall"
1468 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1469 if AC_TRY_EVAL(ac_compile); then
1470 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1471 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1474 CFLAGS="$cf_save_CFLAGS"
1476 elif test "$GCC" = yes
1478 AC_CHECKING([for $CC warning options])
1479 cf_save_CFLAGS="$CFLAGS"
1482 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1483 cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
1484 test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
1485 for cf_opt in W Wall \
1486 Wbad-function-cast \
1489 Wdeclaration-after-statement \
1492 Wmissing-declarations \
1493 Wmissing-prototypes \
1497 Wstrict-prototypes \
1498 Wundef $cf_gcc_warnings $cf_warn_CONST $1
1500 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1501 if AC_TRY_EVAL(ac_compile); then
1502 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1503 case $cf_opt in #(vi
1505 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1508 case $GCC_VERSION in
1510 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1514 Wpointer-arith) #(vi
1515 case $GCC_VERSION in
1517 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1522 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1525 CFLAGS="$cf_save_CFLAGS"
1529 AC_SUBST(EXTRA_CFLAGS)
1531 dnl ---------------------------------------------------------------------------
1532 dnl CF_GETOPT_HEADER version: 6 updated: 2014/07/22 14:45:54
1533 dnl ----------------
1534 dnl Check for getopt's variables which are commonly defined in stdlib.h,
1535 dnl unistd.h or (nonstandard) in getopt.h
1536 AC_DEFUN([CF_GETOPT_HEADER],
1538 AC_HAVE_HEADERS(unistd.h getopt.h)
1539 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
1540 cf_cv_getopt_header=none
1541 for cf_header in stdio.h stdlib.h unistd.h getopt.h
1544 #include <$cf_header>],
1545 [int x = optind; char *y = optarg],
1546 [cf_cv_getopt_header=$cf_header
1550 if test $cf_cv_getopt_header != none ; then
1551 AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if getopt variables are declared in header])
1553 if test $cf_cv_getopt_header = getopt.h ; then
1554 AC_DEFINE(NEED_GETOPT_H,1,[Define to 1 if we must include getopt.h])
1557 dnl ---------------------------------------------------------------------------
1558 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1560 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1561 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1562 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1563 dnl since it is interwoven with GNU extensions.
1565 dnl Well, yes we could work around it...
1566 AC_DEFUN([CF_GNU_SOURCE],
1568 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1569 AC_TRY_COMPILE([#include <sys/types.h>],[
1570 #ifndef _XOPEN_SOURCE
1573 [cf_cv_gnu_source=no],
1574 [cf_save="$CPPFLAGS"
1575 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1576 AC_TRY_COMPILE([#include <sys/types.h>],[
1577 #ifdef _XOPEN_SOURCE
1580 [cf_cv_gnu_source=no],
1581 [cf_cv_gnu_source=yes])
1585 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1587 dnl ---------------------------------------------------------------------------
1588 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
1590 dnl Construct a search-list of directories for a nonstandard header-file
1593 dnl $1 = the variable to return as result
1594 dnl $2 = the package name
1595 AC_DEFUN([CF_HEADER_PATH],
1599 # collect the current set of include-directories from compiler flags
1600 cf_header_path_list=""
1601 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1602 for cf_header_path in $CPPFLAGS $CFLAGS
1604 case $cf_header_path in #(vi
1606 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1607 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1608 cf_header_path_list="$cf_header_path_list [$]$1"
1614 # add the variations for the package we are looking for
1615 CF_SUBDIR_PATH($1,$2,include)
1617 test "$includedir" != NONE && \
1618 test "$includedir" != "/usr/include" && \
1619 test -d "$includedir" && {
1620 test -d $includedir && $1="[$]$1 $includedir"
1621 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1624 test "$oldincludedir" != NONE && \
1625 test "$oldincludedir" != "/usr/include" && \
1626 test -d "$oldincludedir" && {
1627 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1628 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1631 $1="[$]$1 $cf_header_path_list"
1633 dnl ---------------------------------------------------------------------------
1634 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1636 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1637 AC_DEFUN([CF_HELP_MESSAGE],
1638 [AC_DIVERT_HELP([$1])dnl
1640 dnl ---------------------------------------------------------------------------
1641 dnl CF_INHERIT_SCRIPT version: 2 updated: 2003/03/01 23:50:42
1642 dnl -----------------
1643 dnl If we do not have a given script, look for it in the parent directory.
1644 AC_DEFUN([CF_INHERIT_SCRIPT],
1646 test -f $1 || ( test -f ../$1 && cp ../$1 ./ )
1648 dnl ---------------------------------------------------------------------------
1649 dnl CF_INTEL_COMPILER version: 6 updated: 2014/03/17 13:13:07
1650 dnl -----------------
1651 dnl Check if the given compiler is really the Intel compiler for Linux. It
1652 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1653 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1655 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1656 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1657 dnl the wrappers for gcc and g++ warnings.
1659 dnl $1 = GCC (default) or GXX
1660 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1661 dnl $3 = CFLAGS (default) or CXXFLAGS
1662 AC_DEFUN([CF_INTEL_COMPILER],[
1663 AC_REQUIRE([AC_CANONICAL_HOST])
1664 ifelse([$2],,INTEL_COMPILER,[$2])=no
1666 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1669 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1670 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1671 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1673 #ifdef __INTEL_COMPILER
1677 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1678 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
1680 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1681 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1686 dnl ---------------------------------------------------------------------------
1687 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
1689 dnl For the given system and compiler, find the compiler flags to pass to the
1690 dnl loader to use the "rpath" feature.
1691 AC_DEFUN([CF_LD_RPATH_OPT],
1693 AC_REQUIRE([CF_CHECK_CACHE])
1696 AC_MSG_CHECKING(for an rpath option)
1697 case $cf_cv_system_name in #(vi
1699 if test "$GCC" = yes; then
1700 LD_RPATH_OPT="-Wl,-rpath,"
1702 LD_RPATH_OPT="-rpath "
1705 linux*|gnu*|k*bsd*-gnu) #(vi
1706 LD_RPATH_OPT="-Wl,-rpath,"
1708 openbsd[[2-9]].*|mirbsd*) #(vi
1709 LD_RPATH_OPT="-Wl,-rpath,"
1711 dragonfly*|freebsd*) #(vi
1712 LD_RPATH_OPT="-rpath "
1715 LD_RPATH_OPT="-Wl,-rpath,"
1718 LD_RPATH_OPT="-rpath "
1726 AC_MSG_RESULT($LD_RPATH_OPT)
1728 case "x$LD_RPATH_OPT" in #(vi
1730 AC_MSG_CHECKING(if we need a space after rpath option)
1731 cf_save_LIBS="$LIBS"
1732 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1733 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1734 LIBS="$cf_save_LIBS"
1735 AC_MSG_RESULT($cf_rpath_space)
1736 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1740 dnl ---------------------------------------------------------------------------
1741 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
1743 dnl Construct a search-list of directories for a nonstandard library-file
1746 dnl $1 = the variable to return as result
1747 dnl $2 = the package name
1748 AC_DEFUN([CF_LIBRARY_PATH],
1751 cf_library_path_list=""
1752 if test -n "${LDFLAGS}${LIBS}" ; then
1753 for cf_library_path in $LDFLAGS $LIBS
1755 case $cf_library_path in #(vi
1757 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1758 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1759 cf_library_path_list="$cf_library_path_list [$]$1"
1765 CF_SUBDIR_PATH($1,$2,lib)
1767 $1="$cf_library_path_list [$]$1"
1769 dnl ---------------------------------------------------------------------------
1770 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1772 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1773 dnl a monocase filesystem.
1774 AC_DEFUN([CF_MAKE_TAGS],[
1775 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1777 AC_CHECK_PROGS(CTAGS, exctags ctags)
1778 AC_CHECK_PROGS(ETAGS, exetags etags)
1780 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1782 if test "$cf_cv_mixedcase" = yes ; then
1783 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1788 if test "$MAKE_UPPER_TAGS" = yes ; then
1794 if test "$MAKE_LOWER_TAGS" = yes ; then
1803 AC_SUBST(MAKE_UPPER_TAGS)
1804 AC_SUBST(MAKE_LOWER_TAGS)
1806 dnl ---------------------------------------------------------------------------
1807 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
1809 dnl Checks for libraries. At least one UNIX system, Apple Macintosh
1810 dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler
1811 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
1812 AC_DEFUN([CF_MATH_LIB],
1814 AC_CACHE_CHECK(if -lm needed for math functions,
1820 [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
1821 [cf_cv_need_libm=no],
1822 [cf_cv_need_libm=yes])])
1823 if test "$cf_cv_need_libm" = yes
1830 dnl ---------------------------------------------------------------------------
1831 dnl CF_MIXEDCASE_FILENAMES version: 6 updated: 2013/10/08 17:47:05
1832 dnl ----------------------
1833 dnl Check if the file-system supports mixed-case filenames. If we're able to
1834 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1835 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1837 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
1838 if test "$cross_compiling" = yes ; then
1839 case $target_alias in #(vi
1840 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) #(vi
1848 rm -f conftest CONFTEST
1850 if test -f CONFTEST ; then
1855 rm -f conftest CONFTEST
1858 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
1860 dnl ---------------------------------------------------------------------------
1861 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
1863 dnl Write a debug message to config.log, along with the line number in the
1864 dnl configure script.
1865 AC_DEFUN([CF_MSG_LOG],[
1866 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
1868 dnl ---------------------------------------------------------------------------
1869 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
1870 dnl -------------------
1871 dnl Check if we can compile with ncurses' header file
1872 dnl $1 is the cache variable to set
1873 dnl $2 is the header-file to include
1874 dnl $3 is the root name (ncurses or ncursesw)
1875 AC_DEFUN([CF_NCURSES_CC_CHECK],[
1877 ]ifelse($3,ncursesw,[
1878 #define _XOPEN_SOURCE_EXTENDED
1879 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
1880 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
1883 #ifdef NCURSES_VERSION
1884 ]ifelse($3,ncursesw,[
1889 printf("%s\n", NCURSES_VERSION);
1901 dnl ---------------------------------------------------------------------------
1902 dnl CF_NCURSES_CONFIG version: 10 updated: 2012/10/06 08:57:51
1903 dnl -----------------
1904 dnl Tie together the configure-script macros for ncurses.
1905 dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis.
1906 dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable.
1908 dnl $1 is the root library name (default: "ncurses")
1909 AC_DEFUN([CF_NCURSES_CONFIG],
1911 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
1913 echo "Looking for ${cf_ncuconfig_root}-config"
1915 CF_ACVERSION_CHECK(2.52,
1916 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
1917 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
1919 if test "$NCURSES_CONFIG" != none ; then
1921 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
1922 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
1924 # even with config script, some packages use no-override for curses.h
1925 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
1927 dnl like CF_NCURSES_CPPFLAGS
1928 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
1930 dnl like CF_NCURSES_LIBS
1931 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
1932 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
1934 dnl like CF_NCURSES_VERSION
1935 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
1939 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
1940 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
1944 dnl ---------------------------------------------------------------------------
1945 dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
1946 dnl -------------------
1947 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
1948 dnl the CPPFLAGS variable so we can include its header.
1950 dnl The header files may be installed as either curses.h, or ncurses.h (would
1951 dnl be obsolete, except that some packagers prefer this name to distinguish it
1952 dnl from a "native" curses implementation). If not installed for overwrite,
1953 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
1954 dnl /usr/include/ncurses), but someone may have installed overwriting the
1955 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
1956 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
1959 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
1960 dnl is already in the include-path, don't even bother with this, since we cannot
1961 dnl easily determine which file it is. In this case, it has to be <curses.h>.
1963 dnl The optional parameter gives the root name of the library, in case it is
1964 dnl not installed as the default curses library. That is how the
1965 dnl wide-character version of ncurses is installed.
1966 AC_DEFUN([CF_NCURSES_CPPFLAGS],
1967 [AC_REQUIRE([CF_WITH_CURSES_DIR])
1969 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
1970 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
1972 test -n "$cf_cv_curses_dir" && \
1973 test "$cf_cv_curses_dir" != "no" && { \
1974 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
1977 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
1978 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
1979 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
1980 for cf_header in $cf_header_list
1982 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
1983 test "$cf_cv_ncurses_h" != no && break
1990 # some applications need this, but should check for NCURSES_VERSION
1991 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
1995 dnl ---------------------------------------------------------------------------
1996 dnl CF_NCURSES_EXT_FUNCS version: 4 updated: 2012/10/06 16:39:58
1997 dnl --------------------
1998 dnl Since 2007/11/17, ncurses has defined NCURSES_EXT_FUNCS; earlier versions
1999 dnl may provide these functions. Define the symbol if it is not defined, and
2001 AC_DEFUN([CF_NCURSES_EXT_FUNCS],
2003 AC_CACHE_CHECK(for ncurses extended functions,cf_cv_ncurses_ext_funcs,[
2005 #include <${cf_cv_ncurses_header:-curses.h}>],
2007 int x = NCURSES_EXT_FUNCS
2008 ],[cf_cv_ncurses_ext_funcs=defined],[
2010 #include <${cf_cv_ncurses_header:-curses.h}>],
2012 (void) assume_default_colors (0, 0);
2013 (void) curses_version ();
2014 (void) define_key (0, 0);
2015 (void) is_term_resized (0, 0);
2016 (void) key_defined (0);
2017 (void) keybound (0, 0);
2018 (void) keyok (0, 0);
2019 (void) resize_term (0, 0);
2020 (void) resizeterm (0, 0);
2021 (void) use_default_colors ();
2022 (void) use_extended_names (0);
2023 (void) wresize (0, 0, 0);],
2024 [cf_cv_ncurses_ext_funcs=yes],
2025 [cf_cv_ncurses_ext_funcs=no])
2028 test "$cf_cv_ncurses_ext_funcs" = yes && AC_DEFINE(NCURSES_EXT_FUNCS,1,[Define to 1 if we have ncurses extensions])
2030 dnl ---------------------------------------------------------------------------
2031 dnl CF_NCURSES_HEADER version: 3 updated: 2012/10/06 08:57:51
2032 dnl -----------------
2033 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2034 dnl variations of ncurses' installs.
2036 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2037 AC_DEFUN([CF_NCURSES_HEADER],[
2039 if test "$cf_cv_ncurses_h" != no ; then
2040 cf_cv_ncurses_header=$cf_cv_ncurses_h
2043 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2044 test -n "$verbose" && echo
2045 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2046 test -n "$verbose" && echo search path $cf_search
2047 cf_save2_CPPFLAGS="$CPPFLAGS"
2048 for cf_incdir in $cf_search
2050 CF_ADD_INCDIR($cf_incdir)
2055 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2056 if test "$cf_cv_ncurses_h2" != no ; then
2057 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2058 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2061 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2063 CPPFLAGS="$cf_save2_CPPFLAGS"
2064 test "$cf_cv_ncurses_h2" != no && break
2066 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2069 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2070 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2071 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2072 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2074 CF_ADD_INCDIR($cf_1st_incdir)
2078 # Set definitions to allow ifdef'ing for ncurses.h
2080 case $cf_cv_ncurses_header in # (vi
2082 AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
2086 case $cf_cv_ncurses_header in # (vi
2087 ncurses/curses.h|ncurses/ncurses.h)
2088 AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
2090 ncursesw/curses.h|ncursesw/ncurses.h)
2091 AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h])
2096 dnl ---------------------------------------------------------------------------
2097 dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38
2099 dnl Look for the ncurses library. This is a little complicated on Linux,
2100 dnl because it may be linked with the gpm (general purpose mouse) library.
2101 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2102 dnl unusable with ncurses. However, we don't want to link with gpm unless
2103 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2104 dnl and the linker will record a dependency.
2106 dnl The optional parameter gives the root name of the library, in case it is
2107 dnl not installed as the default curses library. That is how the
2108 dnl wide-character version of ncurses is installed.
2109 AC_DEFUN([CF_NCURSES_LIBS],
2110 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2112 cf_nculib_root=ifelse($1,,ncurses,$1)
2113 # This works, except for the special case where we find gpm, but
2114 # ncurses is in a nonstandard location via $LIBS, and we really want
2117 cf_ncurses_SAVE="$LIBS"
2118 AC_CHECK_LIB(gpm,Gpm_Open,
2119 [AC_CHECK_LIB(gpm,initscr,
2120 [LIBS="$cf_ncurses_SAVE"],
2121 [cf_ncurses_LIBS="-lgpm"])])
2123 case $host_os in #(vi
2125 # This is only necessary if you are linking against an obsolete
2126 # version of ncurses (but it should do no harm, since it's static).
2127 if test "$cf_nculib_root" = ncurses ; then
2128 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2133 CF_ADD_LIBS($cf_ncurses_LIBS)
2135 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2137 CF_ADD_LIBS(-l$cf_nculib_root)
2139 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2140 [#include <${cf_cv_ncurses_header:-curses.h}>],
2145 if test -n "$cf_ncurses_LIBS" ; then
2146 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2147 cf_ncurses_SAVE="$LIBS"
2148 for p in $cf_ncurses_LIBS ; do
2149 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2150 if test "$q" != "$LIBS" ; then
2154 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2155 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2156 [AC_MSG_RESULT(yes)],
2158 LIBS="$cf_ncurses_SAVE"])
2161 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2162 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2164 dnl ---------------------------------------------------------------------------
2165 dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51
2166 dnl ------------------
2167 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2168 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2169 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2170 AC_DEFUN([CF_NCURSES_VERSION],
2172 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2173 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2174 cf_cv_ncurses_version=no
2178 #include <${cf_cv_ncurses_header:-curses.h}>
2182 FILE *fp = fopen("$cf_tempfile", "w");
2183 #ifdef NCURSES_VERSION
2184 # ifdef NCURSES_VERSION_PATCH
2185 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2187 fprintf(fp, "%s\n", NCURSES_VERSION);
2191 fprintf(fp, "old\n");
2196 ${cf_cv_main_return:-return}(0);
2198 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2200 # This will not work if the preprocessor splits the line after the
2201 # Autoconf token. The 'unproto' program does that.
2202 cat > conftest.$ac_ext <<EOF
2203 #include <${cf_cv_ncurses_header:-curses.h}>
2205 #ifdef NCURSES_VERSION
2206 Autoconf NCURSES_VERSION
2214 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2216 if test -f conftest.out ; then
2217 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2218 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2224 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2226 dnl ---------------------------------------------------------------------------
2227 dnl CF_NCURSES_WRAP_PREFIX version: 1 updated: 2009/03/28 16:08:10
2228 dnl ----------------------
2229 dnl Check for ncurses "wrap-prefix" used for public variables which have been
2230 dnl wrapped with a function to help with concurrency control.
2231 AC_DEFUN([CF_NCURSES_WRAP_PREFIX],
2233 AC_MSG_CHECKING(for ncurses wrap-prefix)
2234 AC_ARG_WITH(ncurses-wrap-prefix,
2235 [ --with-ncurses-wrap-prefix naming-prefix for ncurses wrapped-variables],
2236 [NCURSES_WRAP_PREFIX=$withval],
2237 [NCURSES_WRAP_PREFIX=_nc_])
2238 AC_MSG_RESULT($NCURSES_WRAP_PREFIX)
2240 AC_SUBST(NCURSES_WRAP_PREFIX)
2242 dnl ---------------------------------------------------------------------------
2243 dnl CF_NETBSD_FORM_H version: 2 updated: 2012/10/06 16:39:58
2244 dnl ----------------
2245 dnl Check for NetBSD's form.h, which is incompatible with SVr4 and ncurses.
2246 dnl Some workarounds are needed in client programs to allow them to compile.
2247 AC_DEFUN([CF_NETBSD_FORM_H],[
2248 AC_CACHE_CHECK(for NetBSD form.h,cf_cv_netbsd_form_h,[
2250 #include <${cf_cv_ncurses_header:-curses.h}>
2254 int y = current_field(form)->cursor_ypos;
2255 int x = current_field(form)->cursor_xpos;
2256 ],[cf_cv_netbsd_form_h=yes
2257 ],[cf_cv_netbsd_form_h=no])
2260 test "$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])
2262 dnl ---------------------------------------------------------------------------
2263 dnl CF_NETBSD_MENU_H version: 2 updated: 2012/10/06 16:39:58
2264 dnl ----------------
2265 dnl Check for NetBSD's menu.h, which is incompatible with SVr4 and ncurses.
2266 dnl Some workarounds are needed in client programs to allow them to compile.
2267 AC_DEFUN([CF_NETBSD_MENU_H],[
2268 AC_CACHE_CHECK(for NetBSD menu.h,cf_cv_netbsd_menu_h,[
2270 #include <${cf_cv_ncurses_header:-curses.h}>
2274 int y = menu->max_item_width;
2275 ],[cf_cv_netbsd_menu_h=yes
2276 ],[cf_cv_netbsd_menu_h=no])
2279 test "$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])
2281 dnl ---------------------------------------------------------------------------
2282 dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03
2283 dnl ------------------
2284 dnl see CF_WITH_NO_LEAKS
2285 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2286 AC_MSG_CHECKING(if you want to use $1 for testing)
2289 [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
2292 : ${with_cflags:=-g}
2293 : ${with_no_leaks:=yes}
2296 AC_MSG_RESULT(${with_$1:-no})
2298 case .$with_cflags in #(vi
2300 case .$CFLAGS in #(vi
2310 dnl ---------------------------------------------------------------------------
2311 dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
2313 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2314 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2315 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2316 dnl delayed evaluation of those symbols.
2317 AC_DEFUN([CF_PATH_SYNTAX],[
2318 if test "x$prefix" != xNONE; then
2319 cf_path_syntax="$prefix"
2321 cf_path_syntax="$ac_default_prefix"
2324 case ".[$]$1" in #(vi
2325 .\[$]\(*\)*|.\'*\'*) #(vi
2329 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
2331 .\[$]{*prefix}*|.\[$]{*dir}*) #(vi
2333 case ".[$]$1" in #(vi
2335 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2340 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2343 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2347 dnl ---------------------------------------------------------------------------
2348 dnl CF_PDCURSES_X11 version: 13 updated: 2012/10/06 16:39:58
2350 dnl Configure for PDCurses' X11 library
2351 AC_DEFUN([CF_PDCURSES_X11],[
2352 AC_REQUIRE([CF_X_ATHENA])
2354 CF_ACVERSION_CHECK(2.52,
2355 [AC_CHECK_TOOLS(XCURSES_CONFIG, xcurses-config, none)],
2356 [AC_PATH_PROGS(XCURSES_CONFIG, xcurses-config, none)])
2358 if test "$XCURSES_CONFIG" != none ; then
2360 CPPFLAGS="$CPPFLAGS `$XCURSES_CONFIG --cflags`"
2361 CF_ADD_LIBS(`$XCURSES_CONFIG --libs`)
2363 cf_cv_lib_XCurses=yes
2367 LDFLAGS="$LDFLAGS $X_LIBS"
2368 CF_CHECK_CFLAGS($X_CFLAGS)
2369 AC_CHECK_LIB(X11,XOpenDisplay,
2370 [CF_ADD_LIBS(-lX11)],,
2371 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])
2372 AC_CACHE_CHECK(for XCurses library,cf_cv_lib_XCurses,[
2373 CF_ADD_LIBS(-lXCurses)
2375 #include <xcurses.h>
2376 char *XCursesProgramName = "test";
2378 [cf_cv_lib_XCurses=yes],
2379 [cf_cv_lib_XCurses=no])
2384 if test $cf_cv_lib_XCurses = yes ; then
2385 AC_DEFINE(UNIX,1,[Define to 1 if using PDCurses on Unix])
2386 AC_DEFINE(XCURSES,1,[Define to 1 if using PDCurses on Unix])
2387 AC_CHECK_HEADER(xcurses.h, AC_DEFINE(HAVE_XCURSES,1,[Define to 1 if using PDCurses on Unix]))
2389 AC_MSG_ERROR(Cannot link with XCurses)
2392 dnl ---------------------------------------------------------------------------
2393 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
2395 dnl Check for the package-config program, unless disabled by command-line.
2396 AC_DEFUN([CF_PKG_CONFIG],
2398 AC_MSG_CHECKING(if you want to use pkg-config)
2399 AC_ARG_WITH(pkg-config,
2400 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2401 [cf_pkg_config=$withval],
2402 [cf_pkg_config=yes])
2403 AC_MSG_RESULT($cf_pkg_config)
2405 case $cf_pkg_config in #(vi
2410 CF_ACVERSION_CHECK(2.52,
2411 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2412 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2419 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2420 if test "$PKG_CONFIG" != none ; then
2421 CF_PATH_SYNTAX(PKG_CONFIG)
2424 AC_SUBST(PKG_CONFIG)
2426 dnl ---------------------------------------------------------------------------
2427 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
2428 dnl -----------------
2429 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2431 dnl POSIX.1-1990 _POSIX_SOURCE
2432 dnl POSIX.1-1990 and _POSIX_SOURCE and
2433 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2435 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2436 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2437 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2440 dnl $1 is the nominal value for _POSIX_C_SOURCE
2441 AC_DEFUN([CF_POSIX_C_SOURCE],
2443 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2445 cf_save_CFLAGS="$CFLAGS"
2446 cf_save_CPPFLAGS="$CPPFLAGS"
2448 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2449 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2451 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2452 CF_MSG_LOG(if the symbol is already defined go no further)
2453 AC_TRY_COMPILE([#include <sys/types.h>],[
2454 #ifndef _POSIX_C_SOURCE
2457 [cf_cv_posix_c_source=no],
2458 [cf_want_posix_source=no
2459 case .$cf_POSIX_C_SOURCE in #(vi
2461 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2464 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2465 cf_want_posix_source=yes
2468 cf_want_posix_source=yes
2471 if test "$cf_want_posix_source" = yes ; then
2472 AC_TRY_COMPILE([#include <sys/types.h>],[
2473 #ifdef _POSIX_SOURCE
2476 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2478 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2479 CFLAGS="$cf_trim_CFLAGS"
2480 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2481 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2482 AC_TRY_COMPILE([#include <sys/types.h>],[
2483 #ifndef _POSIX_C_SOURCE
2486 [cf_cv_posix_c_source=no])
2487 CFLAGS="$cf_save_CFLAGS"
2488 CPPFLAGS="$cf_save_CPPFLAGS"
2492 if test "$cf_cv_posix_c_source" != no ; then
2493 CFLAGS="$cf_trim_CFLAGS"
2494 CPPFLAGS="$cf_trim_CPPFLAGS"
2495 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2499 dnl ---------------------------------------------------------------------------
2500 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
2502 dnl Append definitions and rules for the given programs to the subdirectory
2503 dnl Makefiles, and the recursion rule for the top-level Makefile.
2506 dnl $1 = script to run
2507 dnl $2 = list of subdirectories
2511 AC_DEFUN([CF_PRG_RULES],
2515 if test ! -d $srcdir/$cf_dir; then
2517 elif test -f $srcdir/$cf_dir/programs; then
2518 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
2523 dnl ---------------------------------------------------------------------------
2524 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
2526 dnl standard check for CC, plus followup sanity checks
2527 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
2528 AC_DEFUN([CF_PROG_CC],[
2529 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
2531 CF_ACVERSION_CHECK(2.52,
2536 dnl ---------------------------------------------------------------------------
2537 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
2539 dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the
2540 dnl misc/tabset install won't work properly. Usually this happens only when
2541 dnl using the fallback mkinstalldirs script
2542 AC_DEFUN([CF_PROG_INSTALL],
2548 CF_DIRNAME(cf_dir,$INSTALL)
2549 test -z "$cf_dir" && cf_dir=.
2550 INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
2554 dnl ---------------------------------------------------------------------------
2555 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
2557 AC_DEFUN([CF_PROG_LINT],
2559 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
2562 dnl ---------------------------------------------------------------------------
2563 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2564 dnl ----------------
2565 dnl Remove all -U and -D options that refer to the given symbol from a list
2566 dnl of C compiler options. This works around the problem that not all
2567 dnl compilers process -U and -D options from left-to-right, so a -U option
2568 dnl cannot be used to cancel the effect of a preceding -D option.
2570 dnl $1 = target (which could be the same as the source variable)
2571 dnl $2 = source (including '$')
2572 dnl $3 = symbol to remove
2573 define([CF_REMOVE_DEFINE],
2576 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2577 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2579 dnl ---------------------------------------------------------------------------
2580 dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00
2582 AC_DEFUN([CF_RPATH_HACK],
2584 AC_REQUIRE([CF_LD_RPATH_OPT])
2585 AC_MSG_CHECKING(for updated LDFLAGS)
2586 if test -n "$LD_RPATH_OPT" ; then
2587 AC_MSG_RESULT(maybe)
2589 AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
2590 cf_rpath_list="/usr/lib /lib"
2591 if test "$cf_ldd_prog" != no
2595 AC_TRY_LINK([#include <stdio.h>],
2597 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
2598 cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`])
2600 # If we passed the link-test, but get a "not found" on a given library,
2601 # this could be due to inept reconfiguration of gcc to make it only
2602 # partly honor /usr/local/lib (or whatever). Sometimes this behavior
2603 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
2604 # /usr/local libraries.
2605 if test -n "$cf_rpath_oops"
2607 for cf_rpath_src in $cf_rpath_oops
2609 for cf_rpath_dir in \
2614 if test -f $cf_rpath_dir/lib/$cf_rpath_src
2616 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
2617 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
2625 CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2627 CF_RPATH_HACK_2(LDFLAGS)
2628 CF_RPATH_HACK_2(LIBS)
2630 CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2634 AC_SUBST(EXTRA_LDFLAGS)
2636 dnl ---------------------------------------------------------------------------
2637 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
2639 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
2640 dnl EXTRA_LDFLAGS for each -L option found.
2642 dnl $cf_rpath_list contains a list of directories to ignore.
2644 dnl $1 = variable name to update. The LDFLAGS variable should be the only one,
2645 dnl but LIBS often has misplaced -L options.
2646 AC_DEFUN([CF_RPATH_HACK_2],
2648 CF_VERBOSE(...checking $1 [$]$1)
2651 for cf_rpath_src in [$]$1
2653 case $cf_rpath_src in #(vi
2656 # check if this refers to a directory which we will ignore
2658 if test -n "$cf_rpath_list"
2660 for cf_rpath_item in $cf_rpath_list
2662 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
2670 if test "$cf_rpath_skip" = no
2672 # transform the option
2673 if test "$LD_RPATH_OPT" = "-R " ; then
2674 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
2676 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
2679 # if we have not already added this, add it now
2680 cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
2681 if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
2683 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
2684 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
2689 cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
2693 CF_VERBOSE(...checked $1 [$]$1)
2694 AC_SUBST(EXTRA_LDFLAGS)
2696 dnl ---------------------------------------------------------------------------
2697 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
2699 dnl signal handler, but there are some gcc depedencies in that recommendation.
2701 AC_DEFUN([CF_SIG_ATOMIC_T],
2703 AC_MSG_CHECKING(for signal global datatype)
2704 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
2706 "volatile sig_atomic_t" \
2711 #include <sys/types.h>
2717 static void handler(int sig)
2721 [signal(SIGINT, handler);
2723 [cf_cv_sig_atomic_t=$cf_type],
2724 [cf_cv_sig_atomic_t=no])
2725 test "$cf_cv_sig_atomic_t" != no && break
2728 AC_MSG_RESULT($cf_cv_sig_atomic_t)
2729 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
2731 dnl ---------------------------------------------------------------------------
2732 dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06
2734 dnl Construct a search-list for a nonstandard header/lib-file
2735 dnl $1 = the variable to return as result
2736 dnl $2 = the package name
2737 dnl $3 = the subdirectory, e.g., bin, include or lib
2738 AC_DEFUN([CF_SUBDIR_PATH],
2742 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
2744 for cf_subdir_prefix in \
2752 CF_ADD_SUBDIR_PATH($1,$2,$3,$cf_subdir_prefix,$prefix)
2755 dnl ---------------------------------------------------------------------------
2756 dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07
2757 dnl ------------------
2758 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
2759 dnl older SCO configurations.
2760 AC_DEFUN([CF_SYS_TIME_SELECT],
2762 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
2763 AC_CACHE_VAL(cf_cv_sys_time_select,[
2765 #include <sys/types.h>
2766 #ifdef HAVE_SYS_TIME_H
2767 #include <sys/time.h>
2769 #ifdef HAVE_SYS_SELECT_H
2770 #include <sys/select.h>
2772 ],[],[cf_cv_sys_time_select=yes],
2773 [cf_cv_sys_time_select=no])
2775 AC_MSG_RESULT($cf_cv_sys_time_select)
2776 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>])
2778 dnl ---------------------------------------------------------------------------
2779 dnl CF_TERM_HEADER version: 3 updated: 2012/10/06 08:57:51
2781 dnl Look for term.h, which is part of X/Open curses. It defines the interface
2782 dnl to terminfo database. Usually it is in the same include-path as curses.h,
2783 dnl but some packagers change this, breaking various applications.
2784 AC_DEFUN([CF_TERM_HEADER],[
2785 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
2786 case ${cf_cv_ncurses_header} in #(vi
2787 */ncurses.h|*/ncursesw.h) #(vi
2788 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
2791 cf_term_header=term.h
2795 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
2797 AC_TRY_COMPILE([#include <stdio.h>
2798 #include <${cf_cv_ncurses_header:-curses.h}>
2800 ],[int x = auto_left_margin],[
2801 cf_cv_term_header="$cf_test"],[
2802 cf_cv_term_header=unknown
2804 test "$cf_cv_term_header" != unknown && break
2808 # Set definitions to allow ifdef'ing to accommodate subdirectories
2810 case $cf_cv_term_header in # (vi
2812 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
2816 case $cf_cv_term_header in # (vi
2817 ncurses/term.h) #(vi
2818 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
2821 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
2825 dnl ---------------------------------------------------------------------------
2826 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
2828 dnl Define a top_builddir symbol, for applications that need an absolute path.
2829 AC_DEFUN([CF_TOP_BUILDDIR],
2831 top_builddir=ifelse($1,,`pwd`,$1)
2832 AC_SUBST(top_builddir)
2834 dnl ---------------------------------------------------------------------------
2835 dnl CF_TPUTS_PROTO version: 2 updated: 2011/04/23 19:25:50
2837 dnl Check for type of function-pointer passed to tputs. Some old
2838 dnl implementations used functions that had different prototypes, making it
2839 dnl hard to compile portable programs using tputs.
2840 AC_DEFUN([CF_TPUTS_PROTO],[
2841 CF_CURSES_FUNCS(tputs)
2842 if test x$cf_cv_func_tputs = xyes
2845 for cf_arg in int char
2847 for cf_ret in int void
2849 if test $cf_ret = void
2851 cf_return="/* nothing */"
2853 cf_return="return value"
2856 #include <${cf_cv_ncurses_header:-curses.h}>
2857 #include <$cf_cv_term_header>
2859 static $cf_ret outc($cf_arg value) { $cf_return; }
2861 tputs("hello", 0, outc);
2862 ${cf_cv_main_return:-return}(0);
2864 CF_VERBOSE([prototype $cf_ret func($cf_arg value)])
2865 cat >>confdefs.h <<EOF
2866 #define TPUTS_ARG $cf_arg
2867 #define TPUTS_PROTO(func,value) $cf_ret func(TPUTS_ARG value)
2868 #define TPUTS_RETURN(value) $cf_return
2874 test $cf_done = yes && break
2878 dnl ---------------------------------------------------------------------------
2879 dnl CF_TRIM_X_LIBS version: 2 updated: 2013/07/09 21:27:22
2881 dnl Trim extra base X libraries added as a workaround for inconsistent library
2882 dnl dependencies returned by "new" pkg-config files.
2883 AC_DEFUN([CF_TRIM_X_LIBS],[
2884 for cf_trim_lib in Xmu Xt X11
2887 *-l$cf_trim_lib\ *-l$cf_trim_lib*)
2888 LIBS=`echo "$LIBS " | sed -e 's/ / /g' -e 's%-l'"$cf_trim_lib"' %%' -e 's/ $//'`
2889 CF_VERBOSE(..trimmed $LIBS)
2894 dnl ---------------------------------------------------------------------------
2895 dnl CF_TRY_PKG_CONFIG version: 5 updated: 2013/07/06 21:27:06
2896 dnl -----------------
2897 dnl This is a simple wrapper to use for pkg-config, for libraries which may be
2898 dnl available in that form.
2900 dnl $1 = package name
2901 dnl $2 = extra logic to use, if any, after updating CFLAGS and LIBS
2902 dnl $3 = logic to use if pkg-config does not have the package
2903 AC_DEFUN([CF_TRY_PKG_CONFIG],[
2904 AC_REQUIRE([CF_PKG_CONFIG])
2906 if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists $1; then
2907 CF_VERBOSE(found package $1)
2908 cf_pkgconfig_incs="`$PKG_CONFIG --cflags $1 2>/dev/null`"
2909 cf_pkgconfig_libs="`$PKG_CONFIG --libs $1 2>/dev/null`"
2910 CF_VERBOSE(package $1 CFLAGS: $cf_pkgconfig_incs)
2911 CF_VERBOSE(package $1 LIBS: $cf_pkgconfig_libs)
2912 CF_ADD_CFLAGS($cf_pkgconfig_incs)
2913 CF_ADD_LIBS($cf_pkgconfig_libs)
2914 ifelse([$2],,:,[$2])
2918 ifelse([$3],,:,[$3])
2921 dnl ---------------------------------------------------------------------------
2922 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
2923 dnl -------------------
2924 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
2925 dnl can define it successfully.
2926 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
2927 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
2931 #include <sys/types.h>
2933 #ifndef _XOPEN_SOURCE
2936 [cf_cv_xopen_source=no],
2937 [cf_save="$CPPFLAGS"
2938 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
2942 #include <sys/types.h>
2944 #ifdef _XOPEN_SOURCE
2947 [cf_cv_xopen_source=no],
2948 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
2953 if test "$cf_cv_xopen_source" != no ; then
2954 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
2955 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
2956 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
2957 CF_ADD_CFLAGS($cf_temp_xopen_source)
2960 dnl ---------------------------------------------------------------------------
2961 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
2963 dnl Make an uppercase version of a variable
2964 dnl $1=uppercase($2)
2965 AC_DEFUN([CF_UPPER],
2967 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
2969 dnl ---------------------------------------------------------------------------
2970 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
2972 dnl Check for multibyte support, and if not found, utf8 compatibility library
2973 AC_DEFUN([CF_UTF8_LIB],
2975 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
2976 cf_save_LIBS="$LIBS"
2978 #include <stdlib.h>],[putwc(0,0);],
2979 [cf_cv_utf8_lib=yes],
2981 #include <libutf8.h>],[putwc(0,0);],utf8,
2982 [cf_cv_utf8_lib=add-on],
2983 [cf_cv_utf8_lib=no])
2986 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
2988 if test "$cf_cv_utf8_lib" = "add-on" ; then
2989 AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
2990 CF_ADD_INCDIR($cf_cv_header_path_utf8)
2991 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
2992 CF_ADD_LIBS($cf_cv_library_file_utf8)
2995 dnl ---------------------------------------------------------------------------
2996 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
2998 dnl Use AC_VERBOSE w/o the warnings
2999 AC_DEFUN([CF_VERBOSE],
3000 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3003 dnl ---------------------------------------------------------------------------
3004 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
3006 dnl Check if type wide-character type $1 is declared, and if so, which header
3007 dnl file is needed. The second parameter is used to set a shell variable when
3008 dnl the type is not found. The first parameter sets a shell variable for the
3010 AC_DEFUN([CF_WCHAR_TYPE],
3012 # This is needed on Tru64 5.0 to declare $1
3013 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
3018 #ifdef HAVE_LIBUTF8_H
3019 #include <libutf8.h>
3028 #ifdef HAVE_LIBUTF8_H
3029 #include <libutf8.h>
3033 [cf_cv_$1=unknown])])])
3035 if test "$cf_cv_$1" = yes ; then
3036 AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
3041 # if we do not find $1 in either place, use substitution to provide a fallback.
3042 if test "$cf_cv_$1" = unknown ; then
3047 # if we find $1 in either place, use substitution to provide a fallback.
3048 if test "$cf_cv_$1" != unknown ; then
3053 dnl ---------------------------------------------------------------------------
3054 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3055 dnl ------------------
3056 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3058 AC_DEFUN([CF_WITH_CURSES_DIR],[
3060 AC_MSG_CHECKING(for specific curses-directory)
3061 AC_ARG_WITH(curses-dir,
3062 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3063 [cf_cv_curses_dir=$withval],
3064 [cf_cv_curses_dir=no])
3065 AC_MSG_RESULT($cf_cv_curses_dir)
3067 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3069 CF_PATH_SYNTAX(withval)
3070 if test -d "$cf_cv_curses_dir"
3072 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3073 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3077 dnl ---------------------------------------------------------------------------
3078 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
3079 dnl ----------------
3080 dnl Configure-option for dbmalloc. The optional parameter is used to override
3081 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3082 AC_DEFUN([CF_WITH_DBMALLOC],[
3083 CF_NO_LEAKS_OPTION(dbmalloc,
3084 [ --with-dbmalloc test: use Conor Cahill's dbmalloc library],
3087 if test "$with_dbmalloc" = yes ; then
3088 AC_CHECK_HEADER(dbmalloc.h,
3089 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
3092 dnl ---------------------------------------------------------------------------
3093 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
3095 dnl Configure-option for dmalloc. The optional parameter is used to override
3096 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3097 AC_DEFUN([CF_WITH_DMALLOC],[
3098 CF_NO_LEAKS_OPTION(dmalloc,
3099 [ --with-dmalloc test: use Gray Watson's dmalloc library],
3102 if test "$with_dmalloc" = yes ; then
3103 AC_CHECK_HEADER(dmalloc.h,
3104 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
3107 dnl ---------------------------------------------------------------------------
3108 dnl CF_WITH_NCURSES_ETC version: 2 updated: 2012/01/13 10:49:00
3109 dnl -------------------
3110 dnl Use this macro for programs which use any variant of "curses", e.g.,
3111 dnl "ncurses", and "PDCurses". Programs that can use curses and some unrelated
3112 dnl library (such as slang) should use a "--with-screen=XXX" option.
3114 dnl This does not use AC_DEFUN, because that would tell autoconf to run each
3115 dnl of the macros inside this one - before this macro.
3116 define([CF_WITH_NCURSES_ETC],[
3121 AC_MSG_CHECKING(for specified curses library type)
3122 AC_ARG_WITH(ncursesw,
3123 [ --with-ncursesw use wide ncurses-libraries],
3124 [cf_cv_screen=ncursesw],[
3126 AC_ARG_WITH(ncurses,
3127 [ --with-ncurses use ncurses-libraries],
3128 [cf_cv_screen=ncurses],[
3130 AC_ARG_WITH(pdcurses,
3131 [ --with-pdcurses compile/link with pdcurses X11 library],
3132 [cf_cv_screen=pdcurses],[
3134 AC_ARG_WITH(curses-colr,
3135 [ --with-curses-colr compile/link with HPUX 10.x color-curses],
3136 [cf_cv_screen=curses_colr],[
3138 AC_ARG_WITH(curses-5lib,
3139 [ --with-curses-5lib compile/link with SunOS 5lib curses],
3140 [cf_cv_screen=curses_5lib])])])])])
3142 AC_MSG_RESULT($cf_cv_screen)
3144 case $cf_cv_screen in #(vi
3145 curses|curses_*) #(vi
3153 CF_NCURSES_CONFIG(ncursesw)
3161 dnl ---------------------------------------------------------------------------
3162 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
3163 dnl ----------------
3164 AC_DEFUN([CF_WITH_VALGRIND],[
3165 CF_NO_LEAKS_OPTION(valgrind,
3166 [ --with-valgrind test: use valgrind],
3169 dnl ---------------------------------------------------------------------------
3170 dnl CF_XOPEN_CURSES version: 11 updated: 2011/01/18 18:15:30
3172 dnl Test if we should define X/Open source for curses, needed on Digital Unix
3173 dnl 4.x, to see the extended functions, but breaks on IRIX 6.x.
3175 dnl The getbegyx() check is needed for HPUX, which omits legacy macros such
3176 dnl as getbegy(). The latter is better design, but the former is standard.
3177 AC_DEFUN([CF_XOPEN_CURSES],
3179 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
3180 AC_CACHE_CHECK(if we must define _XOPEN_SOURCE_EXTENDED,cf_cv_need_xopen_extension,[
3183 #include <${cf_cv_ncurses_header:-curses.h}>],[
3184 #if defined(NCURSES_VERSION_PATCH)
3185 #if (NCURSES_VERSION_PATCH < 20100501) && (NCURSES_VERSION_PATCH >= 20100403)
3189 long x = winnstr(stdscr, "", 0);
3191 getbegyx(stdscr, y1, x1)],
3192 [cf_cv_need_xopen_extension=no],
3194 #define _XOPEN_SOURCE_EXTENDED
3196 #include <${cf_cv_ncurses_header:-curses.h}>],[
3197 #ifdef NCURSES_VERSION
3199 int check2 = curs_set((int)sizeof(check));
3201 long x = winnstr(stdscr, "", 0);
3203 getbegyx(stdscr, y1, x1)],
3204 [cf_cv_need_xopen_extension=yes],
3205 [cf_cv_need_xopen_extension=unknown])])])
3206 test $cf_cv_need_xopen_extension = yes && CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED"
3208 dnl ---------------------------------------------------------------------------
3209 dnl CF_XOPEN_SOURCE version: 48 updated: 2014/09/01 12:29:14
3211 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3212 dnl or adapt to the vendor's definitions to get equivalent functionality,
3213 dnl without losing the common non-POSIX features.
3216 dnl $1 is the nominal value for _XOPEN_SOURCE
3217 dnl $2 is the nominal value for _POSIX_C_SOURCE
3218 AC_DEFUN([CF_XOPEN_SOURCE],[
3219 AC_REQUIRE([AC_CANONICAL_HOST])
3221 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3222 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3225 case $host_os in #(vi
3227 cf_xopen_source="-D_ALL_SOURCE"
3232 darwin[[0-8]].*) #(vi
3233 cf_xopen_source="-D_APPLE_C_SOURCE"
3236 cf_xopen_source="-D_DARWIN_C_SOURCE"
3239 freebsd*|dragonfly*) #(vi
3240 # 5.x headers associate
3241 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3242 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3243 cf_POSIX_C_SOURCE=200112L
3245 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3248 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3251 cf_xopen_source="-D_HPUX_SOURCE"
3254 cf_xopen_source="-D_SGI_SOURCE"
3257 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
3261 cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this...
3264 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3266 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3269 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3271 openbsd[[4-9]]*) #(vi
3272 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3273 cf_xopen_source="-D_BSD_SOURCE"
3277 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3280 cf_xopen_source="-D_OSF_SOURCE"
3283 cf_xopen_source="-D_QNX_SOURCE"
3286 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3289 cf_xopen_source="-D__EXTENSIONS__"
3290 cf_cv_xopen_source=broken
3292 sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2)
3298 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3302 if test -n "$cf_xopen_source" ; then
3303 CF_ADD_CFLAGS($cf_xopen_source,true)
3306 dnl In anything but the default case, we may have system-specific setting
3307 dnl which is still not guaranteed to provide all of the entrypoints that
3308 dnl _XOPEN_SOURCE would yield.
3309 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3310 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3311 AC_TRY_COMPILE([#include <stdlib.h>],[
3312 #ifndef _XOPEN_SOURCE
3315 [cf_XOPEN_SOURCE_set=yes],
3316 [cf_XOPEN_SOURCE_set=no])
3317 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3318 if test $cf_XOPEN_SOURCE_set = yes
3320 AC_TRY_COMPILE([#include <stdlib.h>],[
3321 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3324 [cf_XOPEN_SOURCE_set_ok=yes],
3325 [cf_XOPEN_SOURCE_set_ok=no])
3326 if test $cf_XOPEN_SOURCE_set_ok = no
3328 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
3335 dnl ---------------------------------------------------------------------------
3336 dnl CF_X_ATHENA version: 22 updated: 2014/07/12 18:57:58
3338 dnl Check for Xaw (Athena) libraries
3340 dnl Sets $cf_x_athena according to the flavor of Xaw which is used.
3341 AC_DEFUN([CF_X_ATHENA],
3343 cf_x_athena=${cf_x_athena:-Xaw}
3345 AC_MSG_CHECKING(if you want to link with Xaw 3d library)
3348 [ --with-Xaw3d link with Xaw 3d library])
3349 if test "$withval" = yes ; then
3356 AC_MSG_CHECKING(if you want to link with Xaw 3d xft library)
3358 AC_ARG_WITH(Xaw3dxft,
3359 [ --with-Xaw3dxft link with Xaw 3d xft library])
3360 if test "$withval" = yes ; then
3361 cf_x_athena=Xaw3dxft
3367 AC_MSG_CHECKING(if you want to link with neXT Athena library)
3370 [ --with-neXtaw link with neXT Athena library])
3371 if test "$withval" = yes ; then
3378 AC_MSG_CHECKING(if you want to link with Athena-Plus library)
3380 AC_ARG_WITH(XawPlus,
3381 [ --with-XawPlus link with Athena-Plus library])
3382 if test "$withval" = yes ; then
3391 if test "$PKG_CONFIG" != none ; then
3393 test "$cf_x_athena" = Xaw && cf_athena_list="xaw8 xaw7 xaw6"
3394 for cf_athena_pkg in \
3397 ${cf_x_athena}-devel \
3399 lib${cf_x_athena}-devel
3401 CF_TRY_PKG_CONFIG($cf_athena_pkg,[
3402 cf_x_athena_lib="$cf_pkgconfig_libs"
3403 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3404 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3408 AC_CACHE_CHECK(for usable $cf_x_athena/Xmu package,cf_cv_xaw_compat,[
3410 #include <X11/Xmu/CharSet.h>
3412 int check = XmuCompareISOLatin1("big", "small")
3413 ],[cf_cv_xaw_compat=yes],[cf_cv_xaw_compat=no])])
3415 if test "$cf_cv_xaw_compat" = no
3417 # workaround for broken ".pc" files...
3418 case "$cf_x_athena_lib" in #(vi
3422 CF_VERBOSE(work around broken package)
3424 cf_first_lib=`echo "$cf_save_xmu" | sed -e 's/^[ ][ ]*//' -e 's/ .*//'`
3425 CF_TRY_PKG_CONFIG(xmu,[
3427 CF_ADD_LIB_AFTER($cf_first_lib,$cf_pkgconfig_libs)
3429 CF_ADD_LIB_AFTER($cf_first_lib,-lXmu)
3440 if test -z "$cf_x_athena_lib" ; then
3443 CF_X_ATHENA_CPPFLAGS($cf_x_athena)
3444 CF_X_ATHENA_LIBS($cf_x_athena)
3447 dnl ---------------------------------------------------------------------------
3448 dnl CF_X_ATHENA_CPPFLAGS version: 5 updated: 2010/05/26 17:35:30
3449 dnl --------------------
3450 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3451 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3452 AC_DEFUN([CF_X_ATHENA_CPPFLAGS],
3454 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3457 for cf_path in default \
3458 /usr/contrib/X11R6 \
3459 /usr/contrib/X11R5 \
3463 if test -z "$cf_x_athena_inc" ; then
3465 cf_test=X11/$cf_x_athena_root/SimpleMenu.h
3466 if test $cf_path != default ; then
3467 CPPFLAGS="$cf_save -I$cf_path/include"
3468 AC_MSG_CHECKING(for $cf_test in $cf_path)
3470 AC_MSG_CHECKING(for $cf_test)
3473 #include <X11/Intrinsic.h>
3474 #include <$cf_test>],[],
3477 AC_MSG_RESULT($cf_result)
3478 if test "$cf_result" = yes ; then
3479 cf_x_athena_inc=$cf_path
3487 if test -z "$cf_x_athena_inc" ; then
3489 [Unable to successfully find Athena header files with test program])
3490 elif test "$cf_x_athena_inc" != default ; then
3491 CPPFLAGS="$CPPFLAGS -I$cf_x_athena_inc"
3494 dnl ---------------------------------------------------------------------------
3495 dnl CF_X_ATHENA_LIBS version: 12 updated: 2011/07/17 19:55:02
3496 dnl ----------------
3497 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3498 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3499 AC_DEFUN([CF_X_ATHENA_LIBS],
3500 [AC_REQUIRE([CF_X_TOOLKIT])
3501 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3504 for cf_path in default \
3505 /usr/contrib/X11R6 \
3506 /usr/contrib/X11R5 \
3511 ${cf_x_athena_root} \
3512 ${cf_x_athena_root}7 \
3513 ${cf_x_athena_root}6
3517 "-l$cf_lib -lXpm -lXmu" \
3518 "-l${cf_lib}_s -lXmu_s"
3520 if test -z "$cf_x_athena_lib" ; then
3522 cf_test=XawSimpleMenuAddGlobalActions
3523 if test $cf_path != default ; then
3524 CF_ADD_LIBS(-L$cf_path/lib $cf_libs)
3525 AC_MSG_CHECKING(for $cf_libs in $cf_path)
3527 CF_ADD_LIBS($cf_libs)
3528 AC_MSG_CHECKING(for $cf_test in $cf_libs)
3531 #include <X11/Intrinsic.h>
3532 #include <X11/$cf_x_athena_root/SimpleMenu.h>
3534 $cf_test((XtAppContext) 0)],
3537 AC_MSG_RESULT($cf_result)
3538 if test "$cf_result" = yes ; then
3539 cf_x_athena_lib="$cf_libs"
3545 test -n "$cf_x_athena_lib" && break
3549 if test -z "$cf_x_athena_lib" ; then
3551 [Unable to successfully link Athena library (-l$cf_x_athena_root) with test program])
3554 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3555 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3557 dnl ---------------------------------------------------------------------------
3558 dnl CF_X_EXT version: 3 updated: 2010/06/02 05:03:05
3560 AC_DEFUN([CF_X_EXT],[
3561 CF_TRY_PKG_CONFIG(Xext,,[
3562 AC_CHECK_LIB(Xext,XextCreateExtension,
3563 [CF_ADD_LIB(Xext)])])
3565 dnl ---------------------------------------------------------------------------
3566 dnl CF_X_TOOLKIT version: 22 updated: 2014/07/13 14:33:27
3568 dnl Check for X Toolkit libraries
3569 AC_DEFUN([CF_X_TOOLKIT],
3571 AC_REQUIRE([AC_PATH_XTRA])
3572 AC_REQUIRE([CF_CHECK_CACHE])
3574 # OSX is schizoid about who owns /usr/X11 (old) versus /opt/X11 (new), and (and
3575 # in some cases has installed dummy files in the former, other cases replaced
3576 # it with a link to the new location). This complicates the configure script.
3577 # Check for that pitfall, and recover using pkg-config
3579 # If none of these are set, the configuration is almost certainly broken.
3580 if test -z "${X_CFLAGS}${X_PRE_LIBS}${X_LIBS}${X_EXTRA_LIBS}"
3582 CF_TRY_PKG_CONFIG(x11,,[AC_MSG_WARN(unable to find X11 library)])
3583 CF_TRY_PKG_CONFIG(ice,,[AC_MSG_WARN(unable to find ICE library)])
3584 CF_TRY_PKG_CONFIG(sm,,[AC_MSG_WARN(unable to find SM library)])
3585 CF_TRY_PKG_CONFIG(xt,,[AC_MSG_WARN(unable to find Xt library)])
3590 CF_TRY_PKG_CONFIG(xt,[
3592 case "x$LIBS" in #(vi
3596 # we have an "xt" package, but it may omit Xt's dependency on X11
3597 AC_CACHE_CHECK(for usable X dependency,cf_cv_xt_x11_compat,[
3599 #include <X11/Xlib.h>
3601 int rc1 = XDrawLine((Display*) 0, (Drawable) 0, (GC) 0, 0, 0, 0, 0);
3602 int rc2 = XClearWindow((Display*) 0, (Window) 0);
3603 int rc3 = XMoveWindow((Display*) 0, (Window) 0, 0, 0);
3604 int rc4 = XMoveResizeWindow((Display*)0, (Window)0, 0, 0, 0, 0);
3605 ],[cf_cv_xt_x11_compat=yes],[cf_cv_xt_x11_compat=no])])
3606 if test "$cf_cv_xt_x11_compat" = no
3608 CF_VERBOSE(work around broken X11 dependency)
3609 # 2010/11/19 - good enough until a working Xt on Xcb is delivered.
3610 CF_TRY_PKG_CONFIG(x11,,[CF_ADD_LIB_AFTER(-lXt,-lX11)])
3615 AC_CACHE_CHECK(for usable X Toolkit package,cf_cv_xt_ice_compat,[
3617 #include <X11/Shell.h>
3618 ],[int num = IceConnectionNumber(0)
3619 ],[cf_cv_xt_ice_compat=yes],[cf_cv_xt_ice_compat=no])])
3621 if test "$cf_cv_xt_ice_compat" = no
3623 # workaround for broken ".pc" files used for X Toolkit.
3624 case "x$X_PRE_LIBS" in #(vi
3626 case "x$LIBS" in #(vi
3630 CF_VERBOSE(work around broken ICE dependency)
3631 CF_TRY_PKG_CONFIG(ice,
3632 [CF_TRY_PKG_CONFIG(sm)],
3633 [CF_ADD_LIB_AFTER(-lXt,$X_PRE_LIBS)])
3643 LDFLAGS="$X_LIBS $LDFLAGS"
3644 CF_CHECK_CFLAGS($X_CFLAGS)
3646 AC_CHECK_FUNC(XOpenDisplay,,[
3647 AC_CHECK_LIB(X11,XOpenDisplay,
3649 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3651 AC_CHECK_FUNC(XtAppInitialize,,[
3652 AC_CHECK_LIB(Xt, XtAppInitialize,
3653 [AC_DEFINE(HAVE_LIBXT,1,[Define to 1 if we can compile with the Xt library])
3655 LIBS="-lXt $X_PRE_LIBS $LIBS $X_EXTRA_LIBS"],,
3656 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3659 if test $cf_have_X_LIBS = no ; then
3661 [Unable to successfully link X Toolkit library (-lXt) with
3662 test program. You will have to check and add the proper libraries by hand
3666 dnl ---------------------------------------------------------------------------
3667 dnl CF__CURSES_HEAD version: 2 updated: 2010/10/23 15:54:49
3669 dnl Define a reusable chunk which includes <curses.h> and <term.h> when they
3670 dnl are both available.
3671 define([CF__CURSES_HEAD],[
3673 #include <xcurses.h>
3674 char * XCursesProgramName = "test";
3676 #include <${cf_cv_ncurses_header:-curses.h}>
3677 #if defined(NCURSES_VERSION) && defined(HAVE_NCURSESW_TERM_H)
3678 #include <ncursesw/term.h>
3679 #elif defined(NCURSES_VERSION) && defined(HAVE_NCURSES_TERM_H)
3680 #include <ncurses/term.h>
3681 #elif defined(HAVE_TERM_H)