1 dnl***************************************************************************
2 dnl Copyright (c) 2003-2013,2014 Free Software Foundation, Inc. *
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5 dnl copy of this software and associated documentation files (the *
6 dnl "Software"), to deal in the Software without restriction, including *
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27 dnl***************************************************************************
29 dnl $Id: aclocal.m4,v 1.99 2014/07/19 22:45:05 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: 10 updated: 2010/05/26 05:38:42
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 ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
94 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
95 && test -z "${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 ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
131 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
132 && test -z "${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: 2 updated: 2001/12/30 19:09:58
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($1,yes)
427 if test "$cf_check_cflags" != "$CFLAGS" ; then
428 AC_TRY_LINK([#include <stdio.h>],[printf("Hello world");],,
429 [CF_VERBOSE(test-compile failed. Undoing change to \$CFLAGS)
430 if test "$cf_check_cppflags" != "$CPPFLAGS" ; then
431 CF_VERBOSE(but keeping change to \$CPPFLAGS)
433 CFLAGS="$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: 5 updated: 2012/10/06 16:39:58
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 $cf_cv_getopt_header != none ; then
1551 AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h])
1554 dnl ---------------------------------------------------------------------------
1555 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1557 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1558 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1559 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1560 dnl since it is interwoven with GNU extensions.
1562 dnl Well, yes we could work around it...
1563 AC_DEFUN([CF_GNU_SOURCE],
1565 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1566 AC_TRY_COMPILE([#include <sys/types.h>],[
1567 #ifndef _XOPEN_SOURCE
1570 [cf_cv_gnu_source=no],
1571 [cf_save="$CPPFLAGS"
1572 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1573 AC_TRY_COMPILE([#include <sys/types.h>],[
1574 #ifdef _XOPEN_SOURCE
1577 [cf_cv_gnu_source=no],
1578 [cf_cv_gnu_source=yes])
1582 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1584 dnl ---------------------------------------------------------------------------
1585 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
1587 dnl Construct a search-list of directories for a nonstandard header-file
1590 dnl $1 = the variable to return as result
1591 dnl $2 = the package name
1592 AC_DEFUN([CF_HEADER_PATH],
1596 # collect the current set of include-directories from compiler flags
1597 cf_header_path_list=""
1598 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1599 for cf_header_path in $CPPFLAGS $CFLAGS
1601 case $cf_header_path in #(vi
1603 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1604 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1605 cf_header_path_list="$cf_header_path_list [$]$1"
1611 # add the variations for the package we are looking for
1612 CF_SUBDIR_PATH($1,$2,include)
1614 test "$includedir" != NONE && \
1615 test "$includedir" != "/usr/include" && \
1616 test -d "$includedir" && {
1617 test -d $includedir && $1="[$]$1 $includedir"
1618 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1621 test "$oldincludedir" != NONE && \
1622 test "$oldincludedir" != "/usr/include" && \
1623 test -d "$oldincludedir" && {
1624 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1625 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1628 $1="[$]$1 $cf_header_path_list"
1630 dnl ---------------------------------------------------------------------------
1631 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1633 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1634 AC_DEFUN([CF_HELP_MESSAGE],
1635 [AC_DIVERT_HELP([$1])dnl
1637 dnl ---------------------------------------------------------------------------
1638 dnl CF_INHERIT_SCRIPT version: 2 updated: 2003/03/01 23:50:42
1639 dnl -----------------
1640 dnl If we do not have a given script, look for it in the parent directory.
1641 AC_DEFUN([CF_INHERIT_SCRIPT],
1643 test -f $1 || ( test -f ../$1 && cp ../$1 ./ )
1645 dnl ---------------------------------------------------------------------------
1646 dnl CF_INTEL_COMPILER version: 6 updated: 2014/03/17 13:13:07
1647 dnl -----------------
1648 dnl Check if the given compiler is really the Intel compiler for Linux. It
1649 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1650 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1652 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1653 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1654 dnl the wrappers for gcc and g++ warnings.
1656 dnl $1 = GCC (default) or GXX
1657 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1658 dnl $3 = CFLAGS (default) or CXXFLAGS
1659 AC_DEFUN([CF_INTEL_COMPILER],[
1660 AC_REQUIRE([AC_CANONICAL_HOST])
1661 ifelse([$2],,INTEL_COMPILER,[$2])=no
1663 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1666 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1667 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1668 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1670 #ifdef __INTEL_COMPILER
1674 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1675 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
1677 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1678 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1683 dnl ---------------------------------------------------------------------------
1684 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
1686 dnl For the given system and compiler, find the compiler flags to pass to the
1687 dnl loader to use the "rpath" feature.
1688 AC_DEFUN([CF_LD_RPATH_OPT],
1690 AC_REQUIRE([CF_CHECK_CACHE])
1693 AC_MSG_CHECKING(for an rpath option)
1694 case $cf_cv_system_name in #(vi
1696 if test "$GCC" = yes; then
1697 LD_RPATH_OPT="-Wl,-rpath,"
1699 LD_RPATH_OPT="-rpath "
1702 linux*|gnu*|k*bsd*-gnu) #(vi
1703 LD_RPATH_OPT="-Wl,-rpath,"
1705 openbsd[[2-9]].*|mirbsd*) #(vi
1706 LD_RPATH_OPT="-Wl,-rpath,"
1708 dragonfly*|freebsd*) #(vi
1709 LD_RPATH_OPT="-rpath "
1712 LD_RPATH_OPT="-Wl,-rpath,"
1715 LD_RPATH_OPT="-rpath "
1723 AC_MSG_RESULT($LD_RPATH_OPT)
1725 case "x$LD_RPATH_OPT" in #(vi
1727 AC_MSG_CHECKING(if we need a space after rpath option)
1728 cf_save_LIBS="$LIBS"
1729 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1730 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1731 LIBS="$cf_save_LIBS"
1732 AC_MSG_RESULT($cf_rpath_space)
1733 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1737 dnl ---------------------------------------------------------------------------
1738 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
1740 dnl Construct a search-list of directories for a nonstandard library-file
1743 dnl $1 = the variable to return as result
1744 dnl $2 = the package name
1745 AC_DEFUN([CF_LIBRARY_PATH],
1748 cf_library_path_list=""
1749 if test -n "${LDFLAGS}${LIBS}" ; then
1750 for cf_library_path in $LDFLAGS $LIBS
1752 case $cf_library_path in #(vi
1754 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1755 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1756 cf_library_path_list="$cf_library_path_list [$]$1"
1762 CF_SUBDIR_PATH($1,$2,lib)
1764 $1="$cf_library_path_list [$]$1"
1766 dnl ---------------------------------------------------------------------------
1767 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1769 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1770 dnl a monocase filesystem.
1771 AC_DEFUN([CF_MAKE_TAGS],[
1772 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1774 AC_CHECK_PROGS(CTAGS, exctags ctags)
1775 AC_CHECK_PROGS(ETAGS, exetags etags)
1777 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1779 if test "$cf_cv_mixedcase" = yes ; then
1780 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1785 if test "$MAKE_UPPER_TAGS" = yes ; then
1791 if test "$MAKE_LOWER_TAGS" = yes ; then
1800 AC_SUBST(MAKE_UPPER_TAGS)
1801 AC_SUBST(MAKE_LOWER_TAGS)
1803 dnl ---------------------------------------------------------------------------
1804 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
1806 dnl Checks for libraries. At least one UNIX system, Apple Macintosh
1807 dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler
1808 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
1809 AC_DEFUN([CF_MATH_LIB],
1811 AC_CACHE_CHECK(if -lm needed for math functions,
1817 [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
1818 [cf_cv_need_libm=no],
1819 [cf_cv_need_libm=yes])])
1820 if test "$cf_cv_need_libm" = yes
1827 dnl ---------------------------------------------------------------------------
1828 dnl CF_MIXEDCASE_FILENAMES version: 6 updated: 2013/10/08 17:47:05
1829 dnl ----------------------
1830 dnl Check if the file-system supports mixed-case filenames. If we're able to
1831 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1832 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1834 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
1835 if test "$cross_compiling" = yes ; then
1836 case $target_alias in #(vi
1837 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) #(vi
1845 rm -f conftest CONFTEST
1847 if test -f CONFTEST ; then
1852 rm -f conftest CONFTEST
1855 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
1857 dnl ---------------------------------------------------------------------------
1858 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
1860 dnl Write a debug message to config.log, along with the line number in the
1861 dnl configure script.
1862 AC_DEFUN([CF_MSG_LOG],[
1863 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
1865 dnl ---------------------------------------------------------------------------
1866 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
1867 dnl -------------------
1868 dnl Check if we can compile with ncurses' header file
1869 dnl $1 is the cache variable to set
1870 dnl $2 is the header-file to include
1871 dnl $3 is the root name (ncurses or ncursesw)
1872 AC_DEFUN([CF_NCURSES_CC_CHECK],[
1874 ]ifelse($3,ncursesw,[
1875 #define _XOPEN_SOURCE_EXTENDED
1876 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
1877 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
1880 #ifdef NCURSES_VERSION
1881 ]ifelse($3,ncursesw,[
1886 printf("%s\n", NCURSES_VERSION);
1898 dnl ---------------------------------------------------------------------------
1899 dnl CF_NCURSES_CONFIG version: 10 updated: 2012/10/06 08:57:51
1900 dnl -----------------
1901 dnl Tie together the configure-script macros for ncurses.
1902 dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis.
1903 dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable.
1905 dnl $1 is the root library name (default: "ncurses")
1906 AC_DEFUN([CF_NCURSES_CONFIG],
1908 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
1910 echo "Looking for ${cf_ncuconfig_root}-config"
1912 CF_ACVERSION_CHECK(2.52,
1913 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
1914 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
1916 if test "$NCURSES_CONFIG" != none ; then
1918 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
1919 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
1921 # even with config script, some packages use no-override for curses.h
1922 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
1924 dnl like CF_NCURSES_CPPFLAGS
1925 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
1927 dnl like CF_NCURSES_LIBS
1928 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
1929 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
1931 dnl like CF_NCURSES_VERSION
1932 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
1936 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
1937 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
1941 dnl ---------------------------------------------------------------------------
1942 dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
1943 dnl -------------------
1944 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
1945 dnl the CPPFLAGS variable so we can include its header.
1947 dnl The header files may be installed as either curses.h, or ncurses.h (would
1948 dnl be obsolete, except that some packagers prefer this name to distinguish it
1949 dnl from a "native" curses implementation). If not installed for overwrite,
1950 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
1951 dnl /usr/include/ncurses), but someone may have installed overwriting the
1952 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
1953 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
1956 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
1957 dnl is already in the include-path, don't even bother with this, since we cannot
1958 dnl easily determine which file it is. In this case, it has to be <curses.h>.
1960 dnl The optional parameter gives the root name of the library, in case it is
1961 dnl not installed as the default curses library. That is how the
1962 dnl wide-character version of ncurses is installed.
1963 AC_DEFUN([CF_NCURSES_CPPFLAGS],
1964 [AC_REQUIRE([CF_WITH_CURSES_DIR])
1966 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
1967 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
1969 test -n "$cf_cv_curses_dir" && \
1970 test "$cf_cv_curses_dir" != "no" && { \
1971 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
1974 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
1975 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
1976 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
1977 for cf_header in $cf_header_list
1979 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
1980 test "$cf_cv_ncurses_h" != no && break
1987 # some applications need this, but should check for NCURSES_VERSION
1988 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
1992 dnl ---------------------------------------------------------------------------
1993 dnl CF_NCURSES_EXT_FUNCS version: 4 updated: 2012/10/06 16:39:58
1994 dnl --------------------
1995 dnl Since 2007/11/17, ncurses has defined NCURSES_EXT_FUNCS; earlier versions
1996 dnl may provide these functions. Define the symbol if it is not defined, and
1998 AC_DEFUN([CF_NCURSES_EXT_FUNCS],
2000 AC_CACHE_CHECK(for ncurses extended functions,cf_cv_ncurses_ext_funcs,[
2002 #include <${cf_cv_ncurses_header:-curses.h}>],
2004 int x = NCURSES_EXT_FUNCS
2005 ],[cf_cv_ncurses_ext_funcs=defined],[
2007 #include <${cf_cv_ncurses_header:-curses.h}>],
2009 (void) assume_default_colors (0, 0);
2010 (void) curses_version ();
2011 (void) define_key (0, 0);
2012 (void) is_term_resized (0, 0);
2013 (void) key_defined (0);
2014 (void) keybound (0, 0);
2015 (void) keyok (0, 0);
2016 (void) resize_term (0, 0);
2017 (void) resizeterm (0, 0);
2018 (void) use_default_colors ();
2019 (void) use_extended_names (0);
2020 (void) wresize (0, 0, 0);],
2021 [cf_cv_ncurses_ext_funcs=yes],
2022 [cf_cv_ncurses_ext_funcs=no])
2025 test "$cf_cv_ncurses_ext_funcs" = yes && AC_DEFINE(NCURSES_EXT_FUNCS,1,[Define to 1 if we have ncurses extensions])
2027 dnl ---------------------------------------------------------------------------
2028 dnl CF_NCURSES_HEADER version: 3 updated: 2012/10/06 08:57:51
2029 dnl -----------------
2030 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2031 dnl variations of ncurses' installs.
2033 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2034 AC_DEFUN([CF_NCURSES_HEADER],[
2036 if test "$cf_cv_ncurses_h" != no ; then
2037 cf_cv_ncurses_header=$cf_cv_ncurses_h
2040 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2041 test -n "$verbose" && echo
2042 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2043 test -n "$verbose" && echo search path $cf_search
2044 cf_save2_CPPFLAGS="$CPPFLAGS"
2045 for cf_incdir in $cf_search
2047 CF_ADD_INCDIR($cf_incdir)
2052 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2053 if test "$cf_cv_ncurses_h2" != no ; then
2054 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2055 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2058 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2060 CPPFLAGS="$cf_save2_CPPFLAGS"
2061 test "$cf_cv_ncurses_h2" != no && break
2063 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2066 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2067 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2068 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2069 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2071 CF_ADD_INCDIR($cf_1st_incdir)
2075 # Set definitions to allow ifdef'ing for ncurses.h
2077 case $cf_cv_ncurses_header in # (vi
2079 AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
2083 case $cf_cv_ncurses_header in # (vi
2084 ncurses/curses.h|ncurses/ncurses.h)
2085 AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
2087 ncursesw/curses.h|ncursesw/ncurses.h)
2088 AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h])
2093 dnl ---------------------------------------------------------------------------
2094 dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38
2096 dnl Look for the ncurses library. This is a little complicated on Linux,
2097 dnl because it may be linked with the gpm (general purpose mouse) library.
2098 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2099 dnl unusable with ncurses. However, we don't want to link with gpm unless
2100 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2101 dnl and the linker will record a dependency.
2103 dnl The optional parameter gives the root name of the library, in case it is
2104 dnl not installed as the default curses library. That is how the
2105 dnl wide-character version of ncurses is installed.
2106 AC_DEFUN([CF_NCURSES_LIBS],
2107 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2109 cf_nculib_root=ifelse($1,,ncurses,$1)
2110 # This works, except for the special case where we find gpm, but
2111 # ncurses is in a nonstandard location via $LIBS, and we really want
2114 cf_ncurses_SAVE="$LIBS"
2115 AC_CHECK_LIB(gpm,Gpm_Open,
2116 [AC_CHECK_LIB(gpm,initscr,
2117 [LIBS="$cf_ncurses_SAVE"],
2118 [cf_ncurses_LIBS="-lgpm"])])
2120 case $host_os in #(vi
2122 # This is only necessary if you are linking against an obsolete
2123 # version of ncurses (but it should do no harm, since it's static).
2124 if test "$cf_nculib_root" = ncurses ; then
2125 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2130 CF_ADD_LIBS($cf_ncurses_LIBS)
2132 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2134 CF_ADD_LIBS(-l$cf_nculib_root)
2136 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2137 [#include <${cf_cv_ncurses_header:-curses.h}>],
2142 if test -n "$cf_ncurses_LIBS" ; then
2143 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2144 cf_ncurses_SAVE="$LIBS"
2145 for p in $cf_ncurses_LIBS ; do
2146 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2147 if test "$q" != "$LIBS" ; then
2151 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2152 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2153 [AC_MSG_RESULT(yes)],
2155 LIBS="$cf_ncurses_SAVE"])
2158 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2159 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2161 dnl ---------------------------------------------------------------------------
2162 dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51
2163 dnl ------------------
2164 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2165 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2166 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2167 AC_DEFUN([CF_NCURSES_VERSION],
2169 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2170 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2171 cf_cv_ncurses_version=no
2175 #include <${cf_cv_ncurses_header:-curses.h}>
2179 FILE *fp = fopen("$cf_tempfile", "w");
2180 #ifdef NCURSES_VERSION
2181 # ifdef NCURSES_VERSION_PATCH
2182 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2184 fprintf(fp, "%s\n", NCURSES_VERSION);
2188 fprintf(fp, "old\n");
2193 ${cf_cv_main_return:-return}(0);
2195 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2197 # This will not work if the preprocessor splits the line after the
2198 # Autoconf token. The 'unproto' program does that.
2199 cat > conftest.$ac_ext <<EOF
2200 #include <${cf_cv_ncurses_header:-curses.h}>
2202 #ifdef NCURSES_VERSION
2203 Autoconf NCURSES_VERSION
2211 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2213 if test -f conftest.out ; then
2214 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2215 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2221 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2223 dnl ---------------------------------------------------------------------------
2224 dnl CF_NCURSES_WRAP_PREFIX version: 1 updated: 2009/03/28 16:08:10
2225 dnl ----------------------
2226 dnl Check for ncurses "wrap-prefix" used for public variables which have been
2227 dnl wrapped with a function to help with concurrency control.
2228 AC_DEFUN([CF_NCURSES_WRAP_PREFIX],
2230 AC_MSG_CHECKING(for ncurses wrap-prefix)
2231 AC_ARG_WITH(ncurses-wrap-prefix,
2232 [ --with-ncurses-wrap-prefix naming-prefix for ncurses wrapped-variables],
2233 [NCURSES_WRAP_PREFIX=$withval],
2234 [NCURSES_WRAP_PREFIX=_nc_])
2235 AC_MSG_RESULT($NCURSES_WRAP_PREFIX)
2237 AC_SUBST(NCURSES_WRAP_PREFIX)
2239 dnl ---------------------------------------------------------------------------
2240 dnl CF_NETBSD_FORM_H version: 2 updated: 2012/10/06 16:39:58
2241 dnl ----------------
2242 dnl Check for NetBSD's form.h, which is incompatible with SVr4 and ncurses.
2243 dnl Some workarounds are needed in client programs to allow them to compile.
2244 AC_DEFUN([CF_NETBSD_FORM_H],[
2245 AC_CACHE_CHECK(for NetBSD form.h,cf_cv_netbsd_form_h,[
2247 #include <${cf_cv_ncurses_header:-curses.h}>
2251 int y = current_field(form)->cursor_ypos;
2252 int x = current_field(form)->cursor_xpos;
2253 ],[cf_cv_netbsd_form_h=yes
2254 ],[cf_cv_netbsd_form_h=no])
2257 test "$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])
2259 dnl ---------------------------------------------------------------------------
2260 dnl CF_NETBSD_MENU_H version: 2 updated: 2012/10/06 16:39:58
2261 dnl ----------------
2262 dnl Check for NetBSD's menu.h, which is incompatible with SVr4 and ncurses.
2263 dnl Some workarounds are needed in client programs to allow them to compile.
2264 AC_DEFUN([CF_NETBSD_MENU_H],[
2265 AC_CACHE_CHECK(for NetBSD menu.h,cf_cv_netbsd_menu_h,[
2267 #include <${cf_cv_ncurses_header:-curses.h}>
2271 int y = menu->max_item_width;
2272 ],[cf_cv_netbsd_menu_h=yes
2273 ],[cf_cv_netbsd_menu_h=no])
2276 test "$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])
2278 dnl ---------------------------------------------------------------------------
2279 dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03
2280 dnl ------------------
2281 dnl see CF_WITH_NO_LEAKS
2282 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2283 AC_MSG_CHECKING(if you want to use $1 for testing)
2286 [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
2289 : ${with_cflags:=-g}
2290 : ${with_no_leaks:=yes}
2293 AC_MSG_RESULT(${with_$1:-no})
2295 case .$with_cflags in #(vi
2297 case .$CFLAGS in #(vi
2307 dnl ---------------------------------------------------------------------------
2308 dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
2310 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2311 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2312 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2313 dnl delayed evaluation of those symbols.
2314 AC_DEFUN([CF_PATH_SYNTAX],[
2315 if test "x$prefix" != xNONE; then
2316 cf_path_syntax="$prefix"
2318 cf_path_syntax="$ac_default_prefix"
2321 case ".[$]$1" in #(vi
2322 .\[$]\(*\)*|.\'*\'*) #(vi
2326 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
2328 .\[$]{*prefix}*|.\[$]{*dir}*) #(vi
2330 case ".[$]$1" in #(vi
2332 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2337 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2340 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2344 dnl ---------------------------------------------------------------------------
2345 dnl CF_PDCURSES_X11 version: 13 updated: 2012/10/06 16:39:58
2347 dnl Configure for PDCurses' X11 library
2348 AC_DEFUN([CF_PDCURSES_X11],[
2349 AC_REQUIRE([CF_X_ATHENA])
2351 CF_ACVERSION_CHECK(2.52,
2352 [AC_CHECK_TOOLS(XCURSES_CONFIG, xcurses-config, none)],
2353 [AC_PATH_PROGS(XCURSES_CONFIG, xcurses-config, none)])
2355 if test "$XCURSES_CONFIG" != none ; then
2357 CPPFLAGS="$CPPFLAGS `$XCURSES_CONFIG --cflags`"
2358 CF_ADD_LIBS(`$XCURSES_CONFIG --libs`)
2360 cf_cv_lib_XCurses=yes
2364 LDFLAGS="$LDFLAGS $X_LIBS"
2365 CF_CHECK_CFLAGS($X_CFLAGS)
2366 AC_CHECK_LIB(X11,XOpenDisplay,
2367 [CF_ADD_LIBS(-lX11)],,
2368 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])
2369 AC_CACHE_CHECK(for XCurses library,cf_cv_lib_XCurses,[
2370 CF_ADD_LIBS(-lXCurses)
2372 #include <xcurses.h>
2373 char *XCursesProgramName = "test";
2375 [cf_cv_lib_XCurses=yes],
2376 [cf_cv_lib_XCurses=no])
2381 if test $cf_cv_lib_XCurses = yes ; then
2382 AC_DEFINE(UNIX,1,[Define to 1 if using PDCurses on Unix])
2383 AC_DEFINE(XCURSES,1,[Define to 1 if using PDCurses on Unix])
2384 AC_CHECK_HEADER(xcurses.h, AC_DEFINE(HAVE_XCURSES,1,[Define to 1 if using PDCurses on Unix]))
2386 AC_MSG_ERROR(Cannot link with XCurses)
2389 dnl ---------------------------------------------------------------------------
2390 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
2392 dnl Check for the package-config program, unless disabled by command-line.
2393 AC_DEFUN([CF_PKG_CONFIG],
2395 AC_MSG_CHECKING(if you want to use pkg-config)
2396 AC_ARG_WITH(pkg-config,
2397 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2398 [cf_pkg_config=$withval],
2399 [cf_pkg_config=yes])
2400 AC_MSG_RESULT($cf_pkg_config)
2402 case $cf_pkg_config in #(vi
2407 CF_ACVERSION_CHECK(2.52,
2408 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2409 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2416 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2417 if test "$PKG_CONFIG" != none ; then
2418 CF_PATH_SYNTAX(PKG_CONFIG)
2421 AC_SUBST(PKG_CONFIG)
2423 dnl ---------------------------------------------------------------------------
2424 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
2425 dnl -----------------
2426 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2428 dnl POSIX.1-1990 _POSIX_SOURCE
2429 dnl POSIX.1-1990 and _POSIX_SOURCE and
2430 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2432 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2433 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2434 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2437 dnl $1 is the nominal value for _POSIX_C_SOURCE
2438 AC_DEFUN([CF_POSIX_C_SOURCE],
2440 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2442 cf_save_CFLAGS="$CFLAGS"
2443 cf_save_CPPFLAGS="$CPPFLAGS"
2445 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2446 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2448 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2449 CF_MSG_LOG(if the symbol is already defined go no further)
2450 AC_TRY_COMPILE([#include <sys/types.h>],[
2451 #ifndef _POSIX_C_SOURCE
2454 [cf_cv_posix_c_source=no],
2455 [cf_want_posix_source=no
2456 case .$cf_POSIX_C_SOURCE in #(vi
2458 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2461 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2462 cf_want_posix_source=yes
2465 cf_want_posix_source=yes
2468 if test "$cf_want_posix_source" = yes ; then
2469 AC_TRY_COMPILE([#include <sys/types.h>],[
2470 #ifdef _POSIX_SOURCE
2473 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2475 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2476 CFLAGS="$cf_trim_CFLAGS"
2477 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2478 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2479 AC_TRY_COMPILE([#include <sys/types.h>],[
2480 #ifndef _POSIX_C_SOURCE
2483 [cf_cv_posix_c_source=no])
2484 CFLAGS="$cf_save_CFLAGS"
2485 CPPFLAGS="$cf_save_CPPFLAGS"
2489 if test "$cf_cv_posix_c_source" != no ; then
2490 CFLAGS="$cf_trim_CFLAGS"
2491 CPPFLAGS="$cf_trim_CPPFLAGS"
2492 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2496 dnl ---------------------------------------------------------------------------
2497 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
2499 dnl Append definitions and rules for the given programs to the subdirectory
2500 dnl Makefiles, and the recursion rule for the top-level Makefile.
2503 dnl $1 = script to run
2504 dnl $2 = list of subdirectories
2508 AC_DEFUN([CF_PRG_RULES],
2512 if test ! -d $srcdir/$cf_dir; then
2514 elif test -f $srcdir/$cf_dir/programs; then
2515 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
2520 dnl ---------------------------------------------------------------------------
2521 dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58
2523 dnl standard check for CC, plus followup sanity checks
2524 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
2525 AC_DEFUN([CF_PROG_CC],[
2526 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
2528 CF_ACVERSION_CHECK(2.52,
2533 dnl ---------------------------------------------------------------------------
2534 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
2536 dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the
2537 dnl misc/tabset install won't work properly. Usually this happens only when
2538 dnl using the fallback mkinstalldirs script
2539 AC_DEFUN([CF_PROG_INSTALL],
2545 CF_DIRNAME(cf_dir,$INSTALL)
2546 test -z "$cf_dir" && cf_dir=.
2547 INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
2551 dnl ---------------------------------------------------------------------------
2552 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
2554 AC_DEFUN([CF_PROG_LINT],
2556 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
2559 dnl ---------------------------------------------------------------------------
2560 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2561 dnl ----------------
2562 dnl Remove all -U and -D options that refer to the given symbol from a list
2563 dnl of C compiler options. This works around the problem that not all
2564 dnl compilers process -U and -D options from left-to-right, so a -U option
2565 dnl cannot be used to cancel the effect of a preceding -D option.
2567 dnl $1 = target (which could be the same as the source variable)
2568 dnl $2 = source (including '$')
2569 dnl $3 = symbol to remove
2570 define([CF_REMOVE_DEFINE],
2573 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2574 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2576 dnl ---------------------------------------------------------------------------
2577 dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00
2579 AC_DEFUN([CF_RPATH_HACK],
2581 AC_REQUIRE([CF_LD_RPATH_OPT])
2582 AC_MSG_CHECKING(for updated LDFLAGS)
2583 if test -n "$LD_RPATH_OPT" ; then
2584 AC_MSG_RESULT(maybe)
2586 AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
2587 cf_rpath_list="/usr/lib /lib"
2588 if test "$cf_ldd_prog" != no
2592 AC_TRY_LINK([#include <stdio.h>],
2594 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
2595 cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`])
2597 # If we passed the link-test, but get a "not found" on a given library,
2598 # this could be due to inept reconfiguration of gcc to make it only
2599 # partly honor /usr/local/lib (or whatever). Sometimes this behavior
2600 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
2601 # /usr/local libraries.
2602 if test -n "$cf_rpath_oops"
2604 for cf_rpath_src in $cf_rpath_oops
2606 for cf_rpath_dir in \
2611 if test -f $cf_rpath_dir/lib/$cf_rpath_src
2613 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
2614 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
2622 CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2624 CF_RPATH_HACK_2(LDFLAGS)
2625 CF_RPATH_HACK_2(LIBS)
2627 CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2631 AC_SUBST(EXTRA_LDFLAGS)
2633 dnl ---------------------------------------------------------------------------
2634 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
2636 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
2637 dnl EXTRA_LDFLAGS for each -L option found.
2639 dnl $cf_rpath_list contains a list of directories to ignore.
2641 dnl $1 = variable name to update. The LDFLAGS variable should be the only one,
2642 dnl but LIBS often has misplaced -L options.
2643 AC_DEFUN([CF_RPATH_HACK_2],
2645 CF_VERBOSE(...checking $1 [$]$1)
2648 for cf_rpath_src in [$]$1
2650 case $cf_rpath_src in #(vi
2653 # check if this refers to a directory which we will ignore
2655 if test -n "$cf_rpath_list"
2657 for cf_rpath_item in $cf_rpath_list
2659 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
2667 if test "$cf_rpath_skip" = no
2669 # transform the option
2670 if test "$LD_RPATH_OPT" = "-R " ; then
2671 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
2673 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
2676 # if we have not already added this, add it now
2677 cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
2678 if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
2680 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
2681 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
2686 cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
2690 CF_VERBOSE(...checked $1 [$]$1)
2691 AC_SUBST(EXTRA_LDFLAGS)
2693 dnl ---------------------------------------------------------------------------
2694 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
2696 dnl signal handler, but there are some gcc depedencies in that recommendation.
2698 AC_DEFUN([CF_SIG_ATOMIC_T],
2700 AC_MSG_CHECKING(for signal global datatype)
2701 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
2703 "volatile sig_atomic_t" \
2708 #include <sys/types.h>
2714 static void handler(int sig)
2718 [signal(SIGINT, handler);
2720 [cf_cv_sig_atomic_t=$cf_type],
2721 [cf_cv_sig_atomic_t=no])
2722 test "$cf_cv_sig_atomic_t" != no && break
2725 AC_MSG_RESULT($cf_cv_sig_atomic_t)
2726 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
2728 dnl ---------------------------------------------------------------------------
2729 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
2731 dnl Construct a search-list for a nonstandard header/lib-file
2732 dnl $1 = the variable to return as result
2733 dnl $2 = the package name
2734 dnl $3 = the subdirectory, e.g., bin, include or lib
2735 AC_DEFUN([CF_SUBDIR_PATH],
2739 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
2740 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
2741 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
2742 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
2743 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
2745 dnl ---------------------------------------------------------------------------
2746 dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07
2747 dnl ------------------
2748 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
2749 dnl older SCO configurations.
2750 AC_DEFUN([CF_SYS_TIME_SELECT],
2752 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
2753 AC_CACHE_VAL(cf_cv_sys_time_select,[
2755 #include <sys/types.h>
2756 #ifdef HAVE_SYS_TIME_H
2757 #include <sys/time.h>
2759 #ifdef HAVE_SYS_SELECT_H
2760 #include <sys/select.h>
2762 ],[],[cf_cv_sys_time_select=yes],
2763 [cf_cv_sys_time_select=no])
2765 AC_MSG_RESULT($cf_cv_sys_time_select)
2766 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>])
2768 dnl ---------------------------------------------------------------------------
2769 dnl CF_TERM_HEADER version: 3 updated: 2012/10/06 08:57:51
2771 dnl Look for term.h, which is part of X/Open curses. It defines the interface
2772 dnl to terminfo database. Usually it is in the same include-path as curses.h,
2773 dnl but some packagers change this, breaking various applications.
2774 AC_DEFUN([CF_TERM_HEADER],[
2775 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
2776 case ${cf_cv_ncurses_header} in #(vi
2777 */ncurses.h|*/ncursesw.h) #(vi
2778 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
2781 cf_term_header=term.h
2785 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
2787 AC_TRY_COMPILE([#include <stdio.h>
2788 #include <${cf_cv_ncurses_header:-curses.h}>
2790 ],[int x = auto_left_margin],[
2791 cf_cv_term_header="$cf_test"],[
2792 cf_cv_term_header=unknown
2794 test "$cf_cv_term_header" != unknown && break
2798 # Set definitions to allow ifdef'ing to accommodate subdirectories
2800 case $cf_cv_term_header in # (vi
2802 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
2806 case $cf_cv_term_header in # (vi
2807 ncurses/term.h) #(vi
2808 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
2811 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
2815 dnl ---------------------------------------------------------------------------
2816 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
2818 dnl Define a top_builddir symbol, for applications that need an absolute path.
2819 AC_DEFUN([CF_TOP_BUILDDIR],
2821 top_builddir=ifelse($1,,`pwd`,$1)
2822 AC_SUBST(top_builddir)
2824 dnl ---------------------------------------------------------------------------
2825 dnl CF_TPUTS_PROTO version: 2 updated: 2011/04/23 19:25:50
2827 dnl Check for type of function-pointer passed to tputs. Some old
2828 dnl implementations used functions that had different prototypes, making it
2829 dnl hard to compile portable programs using tputs.
2830 AC_DEFUN([CF_TPUTS_PROTO],[
2831 CF_CURSES_FUNCS(tputs)
2832 if test x$cf_cv_func_tputs = xyes
2835 for cf_arg in int char
2837 for cf_ret in int void
2839 if test $cf_ret = void
2841 cf_return="/* nothing */"
2843 cf_return="return value"
2846 #include <${cf_cv_ncurses_header:-curses.h}>
2847 #include <$cf_cv_term_header>
2849 static $cf_ret outc($cf_arg value) { $cf_return; }
2851 tputs("hello", 0, outc);
2852 ${cf_cv_main_return:-return}(0);
2854 CF_VERBOSE([prototype $cf_ret func($cf_arg value)])
2855 cat >>confdefs.h <<EOF
2856 #define TPUTS_ARG $cf_arg
2857 #define TPUTS_PROTO(func,value) $cf_ret func(TPUTS_ARG value)
2858 #define TPUTS_RETURN(value) $cf_return
2864 test $cf_done = yes && break
2868 dnl ---------------------------------------------------------------------------
2869 dnl CF_TRIM_X_LIBS version: 2 updated: 2013/07/09 21:27:22
2871 dnl Trim extra base X libraries added as a workaround for inconsistent library
2872 dnl dependencies returned by "new" pkg-config files.
2873 AC_DEFUN([CF_TRIM_X_LIBS],[
2874 for cf_trim_lib in Xmu Xt X11
2877 *-l$cf_trim_lib\ *-l$cf_trim_lib*)
2878 LIBS=`echo "$LIBS " | sed -e 's/ / /g' -e 's%-l'"$cf_trim_lib"' %%' -e 's/ $//'`
2879 CF_VERBOSE(..trimmed $LIBS)
2884 dnl ---------------------------------------------------------------------------
2885 dnl CF_TRY_PKG_CONFIG version: 5 updated: 2013/07/06 21:27:06
2886 dnl -----------------
2887 dnl This is a simple wrapper to use for pkg-config, for libraries which may be
2888 dnl available in that form.
2890 dnl $1 = package name
2891 dnl $2 = extra logic to use, if any, after updating CFLAGS and LIBS
2892 dnl $3 = logic to use if pkg-config does not have the package
2893 AC_DEFUN([CF_TRY_PKG_CONFIG],[
2894 AC_REQUIRE([CF_PKG_CONFIG])
2896 if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists $1; then
2897 CF_VERBOSE(found package $1)
2898 cf_pkgconfig_incs="`$PKG_CONFIG --cflags $1 2>/dev/null`"
2899 cf_pkgconfig_libs="`$PKG_CONFIG --libs $1 2>/dev/null`"
2900 CF_VERBOSE(package $1 CFLAGS: $cf_pkgconfig_incs)
2901 CF_VERBOSE(package $1 LIBS: $cf_pkgconfig_libs)
2902 CF_ADD_CFLAGS($cf_pkgconfig_incs)
2903 CF_ADD_LIBS($cf_pkgconfig_libs)
2904 ifelse([$2],,:,[$2])
2908 ifelse([$3],,:,[$3])
2911 dnl ---------------------------------------------------------------------------
2912 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
2913 dnl -------------------
2914 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
2915 dnl can define it successfully.
2916 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
2917 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
2921 #include <sys/types.h>
2923 #ifndef _XOPEN_SOURCE
2926 [cf_cv_xopen_source=no],
2927 [cf_save="$CPPFLAGS"
2928 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
2932 #include <sys/types.h>
2934 #ifdef _XOPEN_SOURCE
2937 [cf_cv_xopen_source=no],
2938 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
2943 if test "$cf_cv_xopen_source" != no ; then
2944 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
2945 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
2946 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
2947 CF_ADD_CFLAGS($cf_temp_xopen_source)
2950 dnl ---------------------------------------------------------------------------
2951 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
2953 dnl Make an uppercase version of a variable
2954 dnl $1=uppercase($2)
2955 AC_DEFUN([CF_UPPER],
2957 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
2959 dnl ---------------------------------------------------------------------------
2960 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
2962 dnl Check for multibyte support, and if not found, utf8 compatibility library
2963 AC_DEFUN([CF_UTF8_LIB],
2965 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
2966 cf_save_LIBS="$LIBS"
2968 #include <stdlib.h>],[putwc(0,0);],
2969 [cf_cv_utf8_lib=yes],
2971 #include <libutf8.h>],[putwc(0,0);],utf8,
2972 [cf_cv_utf8_lib=add-on],
2973 [cf_cv_utf8_lib=no])
2976 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
2978 if test "$cf_cv_utf8_lib" = "add-on" ; then
2979 AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
2980 CF_ADD_INCDIR($cf_cv_header_path_utf8)
2981 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
2982 CF_ADD_LIBS($cf_cv_library_file_utf8)
2985 dnl ---------------------------------------------------------------------------
2986 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
2988 dnl Use AC_VERBOSE w/o the warnings
2989 AC_DEFUN([CF_VERBOSE],
2990 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
2993 dnl ---------------------------------------------------------------------------
2994 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
2996 dnl Check if type wide-character type $1 is declared, and if so, which header
2997 dnl file is needed. The second parameter is used to set a shell variable when
2998 dnl the type is not found. The first parameter sets a shell variable for the
3000 AC_DEFUN([CF_WCHAR_TYPE],
3002 # This is needed on Tru64 5.0 to declare $1
3003 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
3008 #ifdef HAVE_LIBUTF8_H
3009 #include <libutf8.h>
3018 #ifdef HAVE_LIBUTF8_H
3019 #include <libutf8.h>
3023 [cf_cv_$1=unknown])])])
3025 if test "$cf_cv_$1" = yes ; then
3026 AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
3031 # if we do not find $1 in either place, use substitution to provide a fallback.
3032 if test "$cf_cv_$1" = unknown ; then
3037 # if we find $1 in either place, use substitution to provide a fallback.
3038 if test "$cf_cv_$1" != unknown ; then
3043 dnl ---------------------------------------------------------------------------
3044 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3045 dnl ------------------
3046 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3048 AC_DEFUN([CF_WITH_CURSES_DIR],[
3050 AC_MSG_CHECKING(for specific curses-directory)
3051 AC_ARG_WITH(curses-dir,
3052 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3053 [cf_cv_curses_dir=$withval],
3054 [cf_cv_curses_dir=no])
3055 AC_MSG_RESULT($cf_cv_curses_dir)
3057 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3059 CF_PATH_SYNTAX(withval)
3060 if test -d "$cf_cv_curses_dir"
3062 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3063 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3067 dnl ---------------------------------------------------------------------------
3068 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
3069 dnl ----------------
3070 dnl Configure-option for dbmalloc. The optional parameter is used to override
3071 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3072 AC_DEFUN([CF_WITH_DBMALLOC],[
3073 CF_NO_LEAKS_OPTION(dbmalloc,
3074 [ --with-dbmalloc test: use Conor Cahill's dbmalloc library],
3077 if test "$with_dbmalloc" = yes ; then
3078 AC_CHECK_HEADER(dbmalloc.h,
3079 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
3082 dnl ---------------------------------------------------------------------------
3083 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
3085 dnl Configure-option for dmalloc. The optional parameter is used to override
3086 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3087 AC_DEFUN([CF_WITH_DMALLOC],[
3088 CF_NO_LEAKS_OPTION(dmalloc,
3089 [ --with-dmalloc test: use Gray Watson's dmalloc library],
3092 if test "$with_dmalloc" = yes ; then
3093 AC_CHECK_HEADER(dmalloc.h,
3094 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
3097 dnl ---------------------------------------------------------------------------
3098 dnl CF_WITH_NCURSES_ETC version: 2 updated: 2012/01/13 10:49:00
3099 dnl -------------------
3100 dnl Use this macro for programs which use any variant of "curses", e.g.,
3101 dnl "ncurses", and "PDCurses". Programs that can use curses and some unrelated
3102 dnl library (such as slang) should use a "--with-screen=XXX" option.
3104 dnl This does not use AC_DEFUN, because that would tell autoconf to run each
3105 dnl of the macros inside this one - before this macro.
3106 define([CF_WITH_NCURSES_ETC],[
3111 AC_MSG_CHECKING(for specified curses library type)
3112 AC_ARG_WITH(ncursesw,
3113 [ --with-ncursesw use wide ncurses-libraries],
3114 [cf_cv_screen=ncursesw],[
3116 AC_ARG_WITH(ncurses,
3117 [ --with-ncurses use ncurses-libraries],
3118 [cf_cv_screen=ncurses],[
3120 AC_ARG_WITH(pdcurses,
3121 [ --with-pdcurses compile/link with pdcurses X11 library],
3122 [cf_cv_screen=pdcurses],[
3124 AC_ARG_WITH(curses-colr,
3125 [ --with-curses-colr compile/link with HPUX 10.x color-curses],
3126 [cf_cv_screen=curses_colr],[
3128 AC_ARG_WITH(curses-5lib,
3129 [ --with-curses-5lib compile/link with SunOS 5lib curses],
3130 [cf_cv_screen=curses_5lib])])])])])
3132 AC_MSG_RESULT($cf_cv_screen)
3134 case $cf_cv_screen in #(vi
3135 curses|curses_*) #(vi
3143 CF_NCURSES_CONFIG(ncursesw)
3151 dnl ---------------------------------------------------------------------------
3152 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
3153 dnl ----------------
3154 AC_DEFUN([CF_WITH_VALGRIND],[
3155 CF_NO_LEAKS_OPTION(valgrind,
3156 [ --with-valgrind test: use valgrind],
3159 dnl ---------------------------------------------------------------------------
3160 dnl CF_XOPEN_CURSES version: 11 updated: 2011/01/18 18:15:30
3162 dnl Test if we should define X/Open source for curses, needed on Digital Unix
3163 dnl 4.x, to see the extended functions, but breaks on IRIX 6.x.
3165 dnl The getbegyx() check is needed for HPUX, which omits legacy macros such
3166 dnl as getbegy(). The latter is better design, but the former is standard.
3167 AC_DEFUN([CF_XOPEN_CURSES],
3169 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
3170 AC_CACHE_CHECK(if we must define _XOPEN_SOURCE_EXTENDED,cf_cv_need_xopen_extension,[
3173 #include <${cf_cv_ncurses_header:-curses.h}>],[
3174 #if defined(NCURSES_VERSION_PATCH)
3175 #if (NCURSES_VERSION_PATCH < 20100501) && (NCURSES_VERSION_PATCH >= 20100403)
3179 long x = winnstr(stdscr, "", 0);
3181 getbegyx(stdscr, y1, x1)],
3182 [cf_cv_need_xopen_extension=no],
3184 #define _XOPEN_SOURCE_EXTENDED
3186 #include <${cf_cv_ncurses_header:-curses.h}>],[
3187 #ifdef NCURSES_VERSION
3189 int check2 = curs_set((int)sizeof(check));
3191 long x = winnstr(stdscr, "", 0);
3193 getbegyx(stdscr, y1, x1)],
3194 [cf_cv_need_xopen_extension=yes],
3195 [cf_cv_need_xopen_extension=unknown])])])
3196 test $cf_cv_need_xopen_extension = yes && CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED"
3198 dnl ---------------------------------------------------------------------------
3199 dnl CF_XOPEN_SOURCE version: 46 updated: 2014/02/09 19:30:15
3201 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3202 dnl or adapt to the vendor's definitions to get equivalent functionality,
3203 dnl without losing the common non-POSIX features.
3206 dnl $1 is the nominal value for _XOPEN_SOURCE
3207 dnl $2 is the nominal value for _POSIX_C_SOURCE
3208 AC_DEFUN([CF_XOPEN_SOURCE],[
3209 AC_REQUIRE([AC_CANONICAL_HOST])
3211 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3212 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3215 case $host_os in #(vi
3217 cf_xopen_source="-D_ALL_SOURCE"
3222 darwin[[0-8]].*) #(vi
3223 cf_xopen_source="-D_APPLE_C_SOURCE"
3226 cf_xopen_source="-D_DARWIN_C_SOURCE"
3229 freebsd*|dragonfly*) #(vi
3230 # 5.x headers associate
3231 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3232 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3233 cf_POSIX_C_SOURCE=200112L
3235 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3238 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3241 cf_xopen_source="-D_HPUX_SOURCE"
3244 cf_xopen_source="-D_SGI_SOURCE"
3247 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
3251 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3253 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3256 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3258 openbsd[[4-9]]*) #(vi
3259 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3260 cf_xopen_source="-D_BSD_SOURCE"
3264 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3267 cf_xopen_source="-D_OSF_SOURCE"
3270 cf_xopen_source="-D_QNX_SOURCE"
3273 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3276 cf_xopen_source="-D__EXTENSIONS__"
3277 cf_cv_xopen_source=broken
3281 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3285 if test -n "$cf_xopen_source" ; then
3286 CF_ADD_CFLAGS($cf_xopen_source)
3289 dnl In anything but the default case, we may have system-specific setting
3290 dnl which is still not guaranteed to provide all of the entrypoints that
3291 dnl _XOPEN_SOURCE would yield.
3292 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3293 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3294 AC_TRY_COMPILE([#include <stdlib.h>],[
3295 #ifndef _XOPEN_SOURCE
3298 [cf_XOPEN_SOURCE_set=yes],
3299 [cf_XOPEN_SOURCE_set=no])
3300 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3301 if test $cf_XOPEN_SOURCE_set = yes
3303 AC_TRY_COMPILE([#include <stdlib.h>],[
3304 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3307 [cf_XOPEN_SOURCE_set_ok=yes],
3308 [cf_XOPEN_SOURCE_set_ok=no])
3309 if test $cf_XOPEN_SOURCE_set_ok = no
3311 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
3318 dnl ---------------------------------------------------------------------------
3319 dnl CF_X_ATHENA version: 22 updated: 2014/07/12 18:57:58
3321 dnl Check for Xaw (Athena) libraries
3323 dnl Sets $cf_x_athena according to the flavor of Xaw which is used.
3324 AC_DEFUN([CF_X_ATHENA],
3326 cf_x_athena=${cf_x_athena:-Xaw}
3328 AC_MSG_CHECKING(if you want to link with Xaw 3d library)
3331 [ --with-Xaw3d link with Xaw 3d library])
3332 if test "$withval" = yes ; then
3339 AC_MSG_CHECKING(if you want to link with Xaw 3d xft library)
3341 AC_ARG_WITH(Xaw3dxft,
3342 [ --with-Xaw3dxft link with Xaw 3d xft library])
3343 if test "$withval" = yes ; then
3344 cf_x_athena=Xaw3dxft
3350 AC_MSG_CHECKING(if you want to link with neXT Athena library)
3353 [ --with-neXtaw link with neXT Athena library])
3354 if test "$withval" = yes ; then
3361 AC_MSG_CHECKING(if you want to link with Athena-Plus library)
3363 AC_ARG_WITH(XawPlus,
3364 [ --with-XawPlus link with Athena-Plus library])
3365 if test "$withval" = yes ; then
3374 if test "$PKG_CONFIG" != none ; then
3376 test "$cf_x_athena" = Xaw && cf_athena_list="xaw8 xaw7 xaw6"
3377 for cf_athena_pkg in \
3380 ${cf_x_athena}-devel \
3382 lib${cf_x_athena}-devel
3384 CF_TRY_PKG_CONFIG($cf_athena_pkg,[
3385 cf_x_athena_lib="$cf_pkgconfig_libs"
3386 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3387 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3391 AC_CACHE_CHECK(for usable $cf_x_athena/Xmu package,cf_cv_xaw_compat,[
3393 #include <X11/Xmu/CharSet.h>
3395 int check = XmuCompareISOLatin1("big", "small")
3396 ],[cf_cv_xaw_compat=yes],[cf_cv_xaw_compat=no])])
3398 if test "$cf_cv_xaw_compat" = no
3400 # workaround for broken ".pc" files...
3401 case "$cf_x_athena_lib" in #(vi
3405 CF_VERBOSE(work around broken package)
3407 cf_first_lib=`echo "$cf_save_xmu" | sed -e 's/^[ ][ ]*//' -e 's/ .*//'`
3408 CF_TRY_PKG_CONFIG(xmu,[
3410 CF_ADD_LIB_AFTER($cf_first_lib,$cf_pkgconfig_libs)
3412 CF_ADD_LIB_AFTER($cf_first_lib,-lXmu)
3423 if test -z "$cf_x_athena_lib" ; then
3426 CF_X_ATHENA_CPPFLAGS($cf_x_athena)
3427 CF_X_ATHENA_LIBS($cf_x_athena)
3430 dnl ---------------------------------------------------------------------------
3431 dnl CF_X_ATHENA_CPPFLAGS version: 5 updated: 2010/05/26 17:35:30
3432 dnl --------------------
3433 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3434 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3435 AC_DEFUN([CF_X_ATHENA_CPPFLAGS],
3437 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3440 for cf_path in default \
3441 /usr/contrib/X11R6 \
3442 /usr/contrib/X11R5 \
3446 if test -z "$cf_x_athena_inc" ; then
3448 cf_test=X11/$cf_x_athena_root/SimpleMenu.h
3449 if test $cf_path != default ; then
3450 CPPFLAGS="$cf_save -I$cf_path/include"
3451 AC_MSG_CHECKING(for $cf_test in $cf_path)
3453 AC_MSG_CHECKING(for $cf_test)
3456 #include <X11/Intrinsic.h>
3457 #include <$cf_test>],[],
3460 AC_MSG_RESULT($cf_result)
3461 if test "$cf_result" = yes ; then
3462 cf_x_athena_inc=$cf_path
3470 if test -z "$cf_x_athena_inc" ; then
3472 [Unable to successfully find Athena header files with test program])
3473 elif test "$cf_x_athena_inc" != default ; then
3474 CPPFLAGS="$CPPFLAGS -I$cf_x_athena_inc"
3477 dnl ---------------------------------------------------------------------------
3478 dnl CF_X_ATHENA_LIBS version: 12 updated: 2011/07/17 19:55:02
3479 dnl ----------------
3480 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3481 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3482 AC_DEFUN([CF_X_ATHENA_LIBS],
3483 [AC_REQUIRE([CF_X_TOOLKIT])
3484 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3487 for cf_path in default \
3488 /usr/contrib/X11R6 \
3489 /usr/contrib/X11R5 \
3494 ${cf_x_athena_root} \
3495 ${cf_x_athena_root}7 \
3496 ${cf_x_athena_root}6
3500 "-l$cf_lib -lXpm -lXmu" \
3501 "-l${cf_lib}_s -lXmu_s"
3503 if test -z "$cf_x_athena_lib" ; then
3505 cf_test=XawSimpleMenuAddGlobalActions
3506 if test $cf_path != default ; then
3507 CF_ADD_LIBS(-L$cf_path/lib $cf_libs)
3508 AC_MSG_CHECKING(for $cf_libs in $cf_path)
3510 CF_ADD_LIBS($cf_libs)
3511 AC_MSG_CHECKING(for $cf_test in $cf_libs)
3514 #include <X11/Intrinsic.h>
3515 #include <X11/$cf_x_athena_root/SimpleMenu.h>
3517 $cf_test((XtAppContext) 0)],
3520 AC_MSG_RESULT($cf_result)
3521 if test "$cf_result" = yes ; then
3522 cf_x_athena_lib="$cf_libs"
3528 test -n "$cf_x_athena_lib" && break
3532 if test -z "$cf_x_athena_lib" ; then
3534 [Unable to successfully link Athena library (-l$cf_x_athena_root) with test program])
3537 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3538 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3540 dnl ---------------------------------------------------------------------------
3541 dnl CF_X_EXT version: 3 updated: 2010/06/02 05:03:05
3543 AC_DEFUN([CF_X_EXT],[
3544 CF_TRY_PKG_CONFIG(Xext,,[
3545 AC_CHECK_LIB(Xext,XextCreateExtension,
3546 [CF_ADD_LIB(Xext)])])
3548 dnl ---------------------------------------------------------------------------
3549 dnl CF_X_TOOLKIT version: 22 updated: 2014/07/13 14:33:27
3551 dnl Check for X Toolkit libraries
3552 AC_DEFUN([CF_X_TOOLKIT],
3554 AC_REQUIRE([AC_PATH_XTRA])
3555 AC_REQUIRE([CF_CHECK_CACHE])
3557 # OSX is schizoid about who owns /usr/X11 (old) versus /opt/X11 (new), and (and
3558 # in some cases has installed dummy files in the former, other cases replaced
3559 # it with a link to the new location). This complicates the configure script.
3560 # Check for that pitfall, and recover using pkg-config
3562 # If none of these are set, the configuration is almost certainly broken.
3563 if test -z "${X_CFLAGS}${X_PRE_LIBS}${X_LIBS}${X_EXTRA_LIBS}"
3565 CF_TRY_PKG_CONFIG(x11,,[AC_MSG_WARN(unable to find X11 library)])
3566 CF_TRY_PKG_CONFIG(ice,,[AC_MSG_WARN(unable to find ICE library)])
3567 CF_TRY_PKG_CONFIG(sm,,[AC_MSG_WARN(unable to find SM library)])
3568 CF_TRY_PKG_CONFIG(xt,,[AC_MSG_WARN(unable to find Xt library)])
3573 CF_TRY_PKG_CONFIG(xt,[
3575 case "x$LIBS" in #(vi
3579 # we have an "xt" package, but it may omit Xt's dependency on X11
3580 AC_CACHE_CHECK(for usable X dependency,cf_cv_xt_x11_compat,[
3582 #include <X11/Xlib.h>
3584 int rc1 = XDrawLine((Display*) 0, (Drawable) 0, (GC) 0, 0, 0, 0, 0);
3585 int rc2 = XClearWindow((Display*) 0, (Window) 0);
3586 int rc3 = XMoveWindow((Display*) 0, (Window) 0, 0, 0);
3587 int rc4 = XMoveResizeWindow((Display*)0, (Window)0, 0, 0, 0, 0);
3588 ],[cf_cv_xt_x11_compat=yes],[cf_cv_xt_x11_compat=no])])
3589 if test "$cf_cv_xt_x11_compat" = no
3591 CF_VERBOSE(work around broken X11 dependency)
3592 # 2010/11/19 - good enough until a working Xt on Xcb is delivered.
3593 CF_TRY_PKG_CONFIG(x11,,[CF_ADD_LIB_AFTER(-lXt,-lX11)])
3598 AC_CACHE_CHECK(for usable X Toolkit package,cf_cv_xt_ice_compat,[
3600 #include <X11/Shell.h>
3601 ],[int num = IceConnectionNumber(0)
3602 ],[cf_cv_xt_ice_compat=yes],[cf_cv_xt_ice_compat=no])])
3604 if test "$cf_cv_xt_ice_compat" = no
3606 # workaround for broken ".pc" files used for X Toolkit.
3607 case "x$X_PRE_LIBS" in #(vi
3609 case "x$LIBS" in #(vi
3613 CF_VERBOSE(work around broken ICE dependency)
3614 CF_TRY_PKG_CONFIG(ice,
3615 [CF_TRY_PKG_CONFIG(sm)],
3616 [CF_ADD_LIB_AFTER(-lXt,$X_PRE_LIBS)])
3626 LDFLAGS="$X_LIBS $LDFLAGS"
3627 CF_CHECK_CFLAGS($X_CFLAGS)
3629 AC_CHECK_FUNC(XOpenDisplay,,[
3630 AC_CHECK_LIB(X11,XOpenDisplay,
3632 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3634 AC_CHECK_FUNC(XtAppInitialize,,[
3635 AC_CHECK_LIB(Xt, XtAppInitialize,
3636 [AC_DEFINE(HAVE_LIBXT,1,[Define to 1 if we can compile with the Xt library])
3638 LIBS="-lXt $X_PRE_LIBS $LIBS $X_EXTRA_LIBS"],,
3639 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3642 if test $cf_have_X_LIBS = no ; then
3644 [Unable to successfully link X Toolkit library (-lXt) with
3645 test program. You will have to check and add the proper libraries by hand
3649 dnl ---------------------------------------------------------------------------
3650 dnl CF__CURSES_HEAD version: 2 updated: 2010/10/23 15:54:49
3652 dnl Define a reusable chunk which includes <curses.h> and <term.h> when they
3653 dnl are both available.
3654 define([CF__CURSES_HEAD],[
3656 #include <xcurses.h>
3657 char * XCursesProgramName = "test";
3659 #include <${cf_cv_ncurses_header:-curses.h}>
3660 #if defined(NCURSES_VERSION) && defined(HAVE_NCURSESW_TERM_H)
3661 #include <ncursesw/term.h>
3662 #elif defined(NCURSES_VERSION) && defined(HAVE_NCURSES_TERM_H)
3663 #include <ncurses/term.h>
3664 #elif defined(HAVE_TERM_H)