1 dnl***************************************************************************
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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 1.86 2013/03/09 21:41:33 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: 4 updated: 2013/03/04 19:52:56
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], ,[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: 1 updated: 2010/06/02 05:03:05
260 dnl Add one or more libraries, used to enforce consistency.
262 dnl $1 = libraries to add, with the "-l", etc.
263 dnl $2 = variable to update (default $LIBS)
264 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
265 dnl ---------------------------------------------------------------------------
266 dnl CF_ADD_LIB_AFTER version: 2 updated: 2010/11/08 20:33:46
268 dnl Add a given library after another, e.g., following the one it satisfies a
271 dnl $1 = the first library
272 dnl $2 = its dependency
273 AC_DEFUN([CF_ADD_LIB_AFTER],[
274 CF_VERBOSE(...before $LIBS)
275 LIBS=`echo "$LIBS" | sed -e "s/[[ ]][[ ]]*/ /g" -e "s,$1 ,$1 $2 ," -e 's/ / /g'`
276 CF_VERBOSE(...after $LIBS)
278 dnl ---------------------------------------------------------------------------
279 dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
280 dnl ------------------
281 dnl Append to a search-list for a nonstandard header/lib-file
282 dnl $1 = the variable to return as result
283 dnl $2 = the package name
284 dnl $3 = the subdirectory, e.g., bin, include or lib
285 dnl $4 = the directory under which we will test for subdirectories
286 dnl $5 = a directory that we do not want $4 to match
287 AC_DEFUN([CF_ADD_SUBDIR_PATH],
289 test "$4" != "$5" && \
291 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
292 test -n "$verbose" && echo " ... testing for $3-directories under $4"
293 test -d $4/$3 && $1="[$]$1 $4/$3"
294 test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2"
295 test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3"
296 test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3"
297 test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2"
300 dnl ---------------------------------------------------------------------------
301 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
303 dnl Allow user to disable a normally-on option.
304 AC_DEFUN([CF_ARG_DISABLE],
305 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
306 dnl ---------------------------------------------------------------------------
307 dnl CF_ARG_ENABLE version: 3 updated: 1999/03/30 17:24:31
309 dnl Allow user to enable a normally-off option.
310 AC_DEFUN([CF_ARG_ENABLE],
311 [CF_ARG_OPTION($1,[$2],[$3],[$4],no)])dnl
312 dnl ---------------------------------------------------------------------------
313 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
315 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
321 dnl $3 = action to perform if option is not default
322 dnl $4 = action if perform if option is default
323 dnl $5 = default option value (either 'yes' or 'no')
324 AC_DEFUN([CF_ARG_OPTION],
325 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
326 if test "$enableval" != "$5" ; then
328 ,[ $3]) ifelse([$4],,,[
331 fi],[enableval=$5 ifelse([$4],,,[
335 dnl ---------------------------------------------------------------------------
336 dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49
338 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
339 dnl into CC. This will not help with broken scripts that wrap the compiler with
340 dnl options, but eliminates a more common category of user confusion.
341 AC_DEFUN([CF_CC_ENV_FLAGS],
343 # This should have been defined by AC_PROG_CC
346 AC_MSG_CHECKING(\$CC variable)
349 AC_MSG_RESULT(broken)
350 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
352 cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'`
353 CC=`echo "$CC" | sed -e 's/[[ ]].*//'`
354 CF_ADD_CFLAGS($cf_flags)
361 dnl ---------------------------------------------------------------------------
362 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
364 dnl Check if we're accidentally using a cache from a different machine.
365 dnl Derive the system name, as a check for reusing the autoconf cache.
367 dnl If we've packaged config.guess and config.sub, run that (since it does a
368 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
369 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
370 dnl which is useful in cross-compiles.
372 dnl Note: we would use $ac_config_sub, but that is one of the places where
373 dnl autoconf 2.5x broke compatibility with autoconf 2.13
374 AC_DEFUN([CF_CHECK_CACHE],
376 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
377 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
378 system_name="$host_os"
380 system_name="`(uname -s -r) 2>/dev/null`"
381 if test -z "$system_name" ; then
382 system_name="`(hostname) 2>/dev/null`"
385 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
386 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
388 test -z "$system_name" && system_name="$cf_cv_system_name"
389 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
391 if test ".$system_name" != ".$cf_cv_system_name" ; then
392 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
393 AC_MSG_ERROR("Please remove config.cache and try again.")
396 dnl ---------------------------------------------------------------------------
397 dnl CF_CHECK_CFLAGS version: 2 updated: 2001/12/30 19:09:58
399 dnl Conditionally add to $CFLAGS and $CPPFLAGS values which are derived from
400 dnl a build-configuration such as imake. These have the pitfall that they
401 dnl often contain compiler-specific options which we cannot use, mixed with
402 dnl preprocessor options that we usually can.
403 AC_DEFUN([CF_CHECK_CFLAGS],
405 CF_VERBOSE(checking additions to CFLAGS)
406 cf_check_cflags="$CFLAGS"
407 cf_check_cppflags="$CPPFLAGS"
408 CF_ADD_CFLAGS($1,yes)
409 if test "$cf_check_cflags" != "$CFLAGS" ; then
410 AC_TRY_LINK([#include <stdio.h>],[printf("Hello world");],,
411 [CF_VERBOSE(test-compile failed. Undoing change to \$CFLAGS)
412 if test "$cf_check_cppflags" != "$CPPFLAGS" ; then
413 CF_VERBOSE(but keeping change to \$CPPFLAGS)
415 CFLAGS="$cf_check_flags"])
418 dnl ---------------------------------------------------------------------------
419 dnl CF_CLANG_COMPILER version: 1 updated: 2012/06/16 14:55:39
420 dnl -----------------
421 dnl Check if the given compiler is really clang. clang's C driver defines
422 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
423 dnl not ignore some gcc options.
425 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
426 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
427 dnl the wrappers for gcc and g++ warnings.
429 dnl $1 = GCC (default) or GXX
430 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
431 dnl $3 = CFLAGS (default) or CXXFLAGS
432 AC_DEFUN([CF_CLANG_COMPILER],[
433 ifelse([$2],,CLANG_COMPILER,[$2])=no
435 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
436 AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
437 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
438 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
444 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
445 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
447 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
448 AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
451 dnl ---------------------------------------------------------------------------
452 dnl CF_CURSES_ACS_MAP version: 7 updated: 2012/10/06 16:39:58
453 dnl -----------------
454 dnl Check for likely values of acs_map[]:
455 AC_DEFUN([CF_CURSES_ACS_MAP],
457 AC_REQUIRE([CF_NCURSES_WRAP_PREFIX])dnl
458 AC_CACHE_CHECK(for alternate character set array, cf_cv_curses_acs_map,[
459 cf_cv_curses_acs_map=unknown
460 for name in acs_map _acs_map __acs_map ${NCURSES_WRAP_PREFIX}acs_map
463 #include <${cf_cv_ncurses_header:-curses.h}>
465 $name['k'] = ACS_PLUS
466 ],[cf_cv_curses_acs_map=$name; break])
470 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_])
472 dnl ---------------------------------------------------------------------------
473 dnl CF_CURSES_CHECK_DATA version: 4 updated: 2011/01/15 16:39:24
474 dnl --------------------
475 dnl Check if curses.h defines the given data/variable.
476 dnl Use this after CF_NCURSES_CONFIG or CF_CURSES_CONFIG.
477 AC_DEFUN([CF_CURSES_CHECK_DATA],
479 AC_MSG_CHECKING(for data $1 declaration in ${cf_cv_ncurses_header:-curses.h})
481 AC_TRY_COMPILE(CF__CURSES_HEAD,[
483 ],cf_result=yes,cf_result=no)
484 AC_MSG_RESULT($cf_result)
486 if test $cf_result = yes ; then
487 CF_UPPER(cf_result,have_curses_data_$1)
488 AC_DEFINE_UNQUOTED($cf_result)
490 AC_MSG_CHECKING(for data $1 in library)
491 # BSD linkers insist on making weak linkage, but resolve at runtime.
492 AC_TRY_RUN(CF__CURSES_HEAD
498 ${cf_cv_main_return:-return}(foo == 0);
499 }],[cf_result=yes],[cf_result=no],[
501 AC_TRY_LINK(CF__CURSES_HEAD
505 ${cf_cv_main_return:-return}(foo == 0);
507 ],[cf_result=yes],[cf_result=no])
509 AC_MSG_RESULT($cf_result)
510 if test $cf_result = yes ; then
511 CF_UPPER(cf_result,decl_curses_data_$1)
512 AC_DEFINE_UNQUOTED($cf_result)
516 dnl ---------------------------------------------------------------------------
517 dnl CF_CURSES_CHECK_TYPE version: 4 updated: 2012/10/06 16:39:58
518 dnl --------------------
519 dnl Check if curses.h defines the given type
520 AC_DEFUN([CF_CURSES_CHECK_TYPE],
522 AC_MSG_CHECKING(for type $1 in ${cf_cv_ncurses_header:-curses.h})
524 #ifndef _XOPEN_SOURCE_EXTENDED
525 #define _XOPEN_SOURCE_EXTENDED
527 #include <${cf_cv_ncurses_header:-curses.h}>],[
529 ],cf_result=yes,cf_result=no)
530 AC_MSG_RESULT($cf_result)
531 if test $cf_result = yes ; then
532 CF_UPPER(cf_result,have_type_$1)
533 AC_DEFINE_UNQUOTED($cf_result,1,[Define to 1 if we have type $1])
535 AC_DEFINE_UNQUOTED($1,$2,[Define to appropriate type if $1 is not declared])
538 dnl ---------------------------------------------------------------------------
539 dnl CF_CURSES_CONFIG version: 2 updated: 2006/10/29 11:06:27
541 dnl Tie together the configure-script macros for curses. It may be ncurses,
542 dnl but unless asked, we do not make a special search for ncurses. However,
543 dnl still check for the ncurses version number, for use in other macros.
544 AC_DEFUN([CF_CURSES_CONFIG],
550 dnl ---------------------------------------------------------------------------
551 dnl CF_CURSES_CPPFLAGS version: 11 updated: 2011/04/09 14:51:08
552 dnl ------------------
553 dnl Look for the curses headers.
554 AC_DEFUN([CF_CURSES_CPPFLAGS],[
556 AC_CACHE_CHECK(for extra include directories,cf_cv_curses_incdir,[
557 cf_cv_curses_incdir=no
558 case $host_os in #(vi
560 if test "x$cf_cv_screen" = "xcurses_colr"
562 test -d /usr/include/curses_colr && \
563 cf_cv_curses_incdir="-I/usr/include/curses_colr"
567 if test "x$cf_cv_screen" = "xcurses_5lib"
569 test -d /usr/5lib && \
570 test -d /usr/5include && \
571 cf_cv_curses_incdir="-I/usr/5include"
576 test "$cf_cv_curses_incdir" != no && CPPFLAGS="$CPPFLAGS $cf_cv_curses_incdir"
581 dnl ---------------------------------------------------------------------------
582 dnl CF_CURSES_FUNCS version: 17 updated: 2011/05/14 16:07:29
584 dnl Curses-functions are a little complicated, since a lot of them are macros.
585 AC_DEFUN([CF_CURSES_FUNCS],
587 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
588 AC_REQUIRE([CF_XOPEN_CURSES])
589 AC_REQUIRE([CF_CURSES_TERM_H])
590 AC_REQUIRE([CF_CURSES_UNCTRL_H])
593 CF_UPPER(cf_tr_func,$cf_func)
594 AC_MSG_CHECKING(for ${cf_func})
595 CF_MSG_LOG(${cf_func})
596 AC_CACHE_VAL(cf_cv_func_$cf_func,[
597 eval cf_result='$ac_cv_func_'$cf_func
598 if test ".$cf_result" != ".no"; then
599 AC_TRY_LINK(CF__CURSES_HEAD,
602 long foo = (long)(&${cf_func});
603 if (foo + 1234 > 5678)
604 ${cf_cv_main_return:-return}(foo);
610 eval 'cf_cv_func_'$cf_func'=$cf_result'
612 # use the computed/retrieved cache-value:
613 eval 'cf_result=$cf_cv_func_'$cf_func
614 AC_MSG_RESULT($cf_result)
615 if test $cf_result != no; then
616 AC_DEFINE_UNQUOTED(HAVE_${cf_tr_func})
620 dnl ---------------------------------------------------------------------------
621 dnl CF_CURSES_HEADER version: 3 updated: 2011/05/01 19:47:45
623 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
624 dnl variations of ncurses' installs.
626 dnl $1 = ncurses when looking for ncurses, or is empty
627 AC_DEFUN([CF_CURSES_HEADER],[
628 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
629 cf_cv_ncurses_header=none
630 for cf_header in ifelse($1,,,[ \
634 curses.h ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
636 AC_TRY_COMPILE([#include <${cf_header}>],
637 [initscr(); tgoto("?", 0,0)],
638 [cf_cv_ncurses_header=$cf_header; break],[])
642 if test "$cf_cv_ncurses_header" = none ; then
643 AC_MSG_ERROR(No curses header-files found)
646 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
647 AC_CHECK_HEADERS($cf_cv_ncurses_header)
649 dnl ---------------------------------------------------------------------------
650 dnl CF_CURSES_LIBS version: 37 updated: 2013/02/09 17:33:50
652 dnl Look for the curses libraries. Older curses implementations may require
653 dnl termcap/termlib to be linked as well. Call CF_CURSES_CPPFLAGS first.
654 AC_DEFUN([CF_CURSES_LIBS],[
656 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
657 AC_MSG_CHECKING(if we have identified curses libraries)
658 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
659 [initscr(); tgoto("?", 0,0)],
662 AC_MSG_RESULT($cf_result)
664 if test "$cf_result" = no ; then
665 case $host_os in #(vi
667 AC_CHECK_LIB(mytinfo,tgoto,[CF_ADD_LIBS(-lmytinfo)])
670 # Looking at HPUX 10.20, the Hcurses library is the oldest (1997), cur_colr
671 # next (1998), and xcurses "newer" (2000). There is no header file for
672 # Hcurses; the subdirectory curses_colr has the headers (curses.h and
673 # term.h) for cur_colr
674 if test "x$cf_cv_screen" = "xcurses_colr"
676 AC_CHECK_LIB(cur_colr,initscr,[
677 CF_ADD_LIBS(-lcur_colr)
678 ac_cv_func_initscr=yes
680 AC_CHECK_LIB(Hcurses,initscr,[
681 # HP's header uses __HP_CURSES, but user claims _HP_CURSES.
682 CF_ADD_LIBS(-lHcurses)
683 CPPFLAGS="$CPPFLAGS -D__HP_CURSES -D_HP_CURSES"
684 ac_cv_func_initscr=yes
689 case `arch 2>/dev/null` in
693 CF_ADD_LIBDIR(/lib64)
704 if test "x$cf_cv_screen" = "xcurses_5lib"
706 if test -d /usr/5lib ; then
707 CF_ADD_LIBDIR(/usr/5lib)
708 CF_ADD_LIBS(-lcurses -ltermcap)
711 ac_cv_func_initscr=yes
715 if test ".$ac_cv_func_initscr" != .yes ; then
718 if test ".${cf_cv_ncurses_version:-no}" != .no
720 cf_check_list="ncurses curses cursesX"
722 cf_check_list="cursesX curses ncurses"
725 # Check for library containing tgoto. Do this before curses library
726 # because it may be needed to link the test-case for initscr.
727 if test "x$cf_term_lib" = x
729 AC_CHECK_FUNC(tgoto,[cf_term_lib=predefined],[
730 for cf_term_lib in $cf_check_list otermcap termcap tinfo termlib unknown
732 AC_CHECK_LIB($cf_term_lib,tgoto,[break])
737 # Check for library containing initscr
738 test "$cf_term_lib" != predefined && test "$cf_term_lib" != unknown && LIBS="-l$cf_term_lib $cf_save_LIBS"
739 if test "x$cf_curs_lib" = x
741 for cf_curs_lib in $cf_check_list xcurses jcurses pdcurses unknown
743 AC_CHECK_LIB($cf_curs_lib,initscr,[break])
746 test $cf_curs_lib = unknown && AC_MSG_ERROR(no curses library found)
748 LIBS="-l$cf_curs_lib $cf_save_LIBS"
749 if test "$cf_term_lib" = unknown ; then
750 AC_MSG_CHECKING(if we can link with $cf_curs_lib library)
751 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
755 AC_MSG_RESULT($cf_result)
756 test $cf_result = no && AC_MSG_ERROR(Cannot link curses library)
757 elif test "$cf_curs_lib" = "$cf_term_lib" ; then
759 elif test "$cf_term_lib" != predefined ; then
760 AC_MSG_CHECKING(if we need both $cf_curs_lib and $cf_term_lib libraries)
761 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
762 [initscr(); tgoto((char *)0, 0, 0);],
765 LIBS="-l$cf_curs_lib -l$cf_term_lib $cf_save_LIBS"
766 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
771 AC_MSG_RESULT($cf_result)
777 dnl ---------------------------------------------------------------------------
778 dnl CF_CURSES_TERM_H version: 10 updated: 2012/10/06 08:57:51
780 dnl SVr4 curses should have term.h as well (where it puts the definitions of
781 dnl the low-level interface). This may not be true in old/broken implementations,
782 dnl as well as in misconfigured systems (e.g., gcc configured for Solaris 2.4
783 dnl running with Solaris 2.5.1).
784 AC_DEFUN([CF_CURSES_TERM_H],
786 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
788 AC_CACHE_CHECK(for term.h, cf_cv_term_header,[
790 # If we found <ncurses/curses.h>, look for <ncurses/term.h>, but always look
791 # for <term.h> if we do not find the variant.
793 cf_header_list="term.h ncurses/term.h ncursesw/term.h"
795 case ${cf_cv_ncurses_header:-curses.h} in #(vi
797 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`term.h
798 cf_header_list="$cf_header_item $cf_header_list"
802 for cf_header in $cf_header_list
805 #include <${cf_cv_ncurses_header:-curses.h}>
806 #include <${cf_header}>],
808 [cf_cv_term_header=$cf_header
810 [cf_cv_term_header=no])
813 case $cf_cv_term_header in #(vi
815 # If curses is ncurses, some packagers still mess it up by trying to make
816 # us use GNU termcap. This handles the most common case.
817 for cf_header in ncurses/term.h ncursesw/term.h
820 #include <${cf_cv_ncurses_header:-curses.h}>
821 #ifdef NCURSES_VERSION
822 #include <${cf_header}>
827 [cf_cv_term_header=$cf_header
829 [cf_cv_term_header=no])
835 case $cf_cv_term_header in #(vi
837 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
840 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
843 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
847 dnl ---------------------------------------------------------------------------
848 dnl CF_CURSES_UNCTRL_H version: 2 updated: 2012/10/06 08:57:51
849 dnl ------------------
850 dnl Any X/Open curses implementation must have unctrl.h, but ncurses packages
851 dnl may put it in a subdirectory (along with ncurses' other headers, of
852 dnl course). Packages which put the headers in inconsistent locations are
854 AC_DEFUN([CF_CURSES_UNCTRL_H],
856 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
858 AC_CACHE_CHECK(for unctrl.h, cf_cv_unctrl_header,[
860 # If we found <ncurses/curses.h>, look for <ncurses/unctrl.h>, but always look
861 # for <unctrl.h> if we do not find the variant.
863 cf_header_list="unctrl.h ncurses/unctrl.h ncursesw/unctrl.h"
865 case ${cf_cv_ncurses_header:-curses.h} in #(vi
867 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`unctrl.h
868 cf_header_list="$cf_header_item $cf_header_list"
872 for cf_header in $cf_header_list
875 #include <${cf_cv_ncurses_header:-curses.h}>
876 #include <${cf_header}>],
878 [cf_cv_unctrl_header=$cf_header
880 [cf_cv_unctrl_header=no])
883 case $cf_cv_unctrl_header in #(vi
885 AC_MSG_WARN(unctrl.h header not found)
890 case $cf_cv_unctrl_header in #(vi
892 AC_DEFINE(HAVE_UNCTRL_H,1,[Define to 1 if we have unctrl.h])
894 ncurses/unctrl.h) #(vi
895 AC_DEFINE(HAVE_NCURSES_UNCTRL_H,1,[Define to 1 if we have ncurses/unctrl.h])
898 AC_DEFINE(HAVE_NCURSESW_UNCTRL_H,1,[Define to 1 if we have ncursesw/unctrl.h])
902 dnl ---------------------------------------------------------------------------
903 dnl CF_CURSES_WACS_MAP version: 6 updated: 2012/10/06 08:57:51
904 dnl ------------------
905 dnl Check for likely values of wacs_map[].
906 AC_DEFUN([CF_CURSES_WACS_MAP],
908 AC_CACHE_CHECK(for wide alternate character set array, cf_cv_curses_wacs_map,[
909 cf_cv_curses_wacs_map=unknown
910 for name in wacs_map _wacs_map __wacs_map _nc_wacs _wacs_char
913 #ifndef _XOPEN_SOURCE_EXTENDED
914 #define _XOPEN_SOURCE_EXTENDED
916 #include <${cf_cv_ncurses_header:-curses.h}>],
917 [void *foo = &($name['k'])],
918 [cf_cv_curses_wacs_map=$name
922 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])
924 dnl ---------------------------------------------------------------------------
925 dnl CF_CURSES_WACS_SYMBOLS version: 2 updated: 2012/10/06 08:57:51
926 dnl ----------------------
927 dnl Do a check to see if the WACS_xxx constants are defined compatibly with
928 dnl X/Open Curses. In particular, NetBSD's implementation of the WACS_xxx
929 dnl constants is broken since those constants do not point to cchar_t's.
930 AC_DEFUN([CF_CURSES_WACS_SYMBOLS],
932 AC_REQUIRE([CF_CURSES_WACS_MAP])
934 AC_CACHE_CHECK(for wide alternate character constants, cf_cv_curses_wacs_symbols,[
935 cf_cv_curses_wacs_symbols=no
936 if test "$cf_cv_curses_wacs_map" != unknown
939 #ifndef _XOPEN_SOURCE_EXTENDED
940 #define _XOPEN_SOURCE_EXTENDED
942 #include <${cf_cv_ncurses_header:-curses.h}>],
943 [cchar_t *foo = WACS_PLUS;
944 $cf_cv_curses_wacs_map['k'] = *WACS_PLUS],
945 [cf_cv_curses_wacs_symbols=yes])
948 #ifndef _XOPEN_SOURCE_EXTENDED
949 #define _XOPEN_SOURCE_EXTENDED
951 #include <${cf_cv_ncurses_header:-curses.h}>],
952 [cchar_t *foo = WACS_PLUS],
953 [cf_cv_curses_wacs_symbols=yes])
957 test "$cf_cv_curses_wacs_symbols" != no && AC_DEFINE(CURSES_WACS_SYMBOLS,1,[Define to 1 if (n)curses supports wide-character WACS_ symbols])
959 dnl ---------------------------------------------------------------------------
960 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
962 dnl "dirname" is not portable, so we fake it with a shell script.
963 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
964 dnl ---------------------------------------------------------------------------
965 dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28
967 dnl You can always use "make -n" to see the actual options, but it's hard to
968 dnl pick out/analyze warning messages when the compile-line is long.
971 dnl ECHO_LT - symbol to control if libtool is verbose
972 dnl ECHO_LD - symbol to prefix "cc -o" lines
973 dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
974 dnl SHOW_CC - symbol to put before explicit "cc -c" lines
975 dnl ECHO_CC - symbol to put before any "cc" line
977 AC_DEFUN([CF_DISABLE_ECHO],[
978 AC_MSG_CHECKING(if you want to see long compiling messages)
980 [ --disable-echo do not display "compiling" commands],
983 ECHO_LD='@echo linking [$]@;'
984 RULE_CC='@echo compiling [$]<'
985 SHOW_CC='@echo compiling [$]@'
994 AC_MSG_RESULT($enableval)
1001 dnl ---------------------------------------------------------------------------
1002 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1003 dnl ----------------
1004 dnl Combine no-leak checks with the libraries or tools that are used for the
1006 AC_DEFUN([CF_DISABLE_LEAKS],[
1008 AC_REQUIRE([CF_WITH_DMALLOC])
1009 AC_REQUIRE([CF_WITH_DBMALLOC])
1010 AC_REQUIRE([CF_WITH_VALGRIND])
1012 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1013 AC_ARG_ENABLE(leaks,
1014 [ --disable-leaks test: free permanent memory, analyze leaks],
1015 [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1016 : ${with_no_leaks:=no})
1017 AC_MSG_RESULT($with_no_leaks)
1019 if test "$with_no_leaks" = yes ; then
1020 AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1021 AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1024 dnl ---------------------------------------------------------------------------
1025 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1026 dnl ---------------------
1027 dnl The rpath-hack makes it simpler to build programs, particularly with the
1028 dnl *BSD ports which may have essential libraries in unusual places. But it
1029 dnl can interfere with building an executable for the base system. Use this
1030 dnl option in that case.
1031 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1033 AC_MSG_CHECKING(if rpath-hack should be disabled)
1034 CF_ARG_DISABLE(rpath-hack,
1035 [ --disable-rpath-hack don't add rpath options for additional libraries],
1036 [cf_disable_rpath_hack=yes],
1037 [cf_disable_rpath_hack=no])
1038 AC_MSG_RESULT($cf_disable_rpath_hack)
1039 if test "$cf_disable_rpath_hack" = no ; then
1043 dnl ---------------------------------------------------------------------------
1044 dnl CF_ENABLE_WARNINGS version: 4 updated: 2009/07/26 17:53:03
1045 dnl ------------------
1046 dnl Configure-option to enable gcc warnings
1047 AC_DEFUN([CF_ENABLE_WARNINGS],[
1048 if ( test "$GCC" = yes || test "$GXX" = yes )
1050 AC_MSG_CHECKING(if you want to turn on gcc warnings)
1051 CF_ARG_ENABLE(warnings,
1052 [ --enable-warnings test: turn on gcc compiler warnings],
1053 [with_warnings=yes],
1055 AC_MSG_RESULT($with_warnings)
1056 if test "$with_warnings" = "yes"
1063 dnl ---------------------------------------------------------------------------
1064 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
1066 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
1067 dnl prefer a standard location, and use -L options only if we do not find the
1068 dnl library in the standard library location(s).
1069 dnl $1 = library name
1070 dnl $2 = library class, usually the same as library name
1072 dnl $4 = code fragment to compile/link
1073 dnl $5 = corresponding function-name
1074 dnl $6 = flag, nonnull if failure should not cause an error-exit
1076 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
1077 dnl to use a -L option.
1078 AC_DEFUN([CF_FIND_LIBRARY],
1080 eval 'cf_cv_have_lib_'$1'=no'
1083 eval 'cf_cv_have_lib_'$1'=yes',[
1084 cf_save_LIBS="$LIBS"
1085 AC_MSG_CHECKING(for $5 in -l$1)
1087 AC_TRY_LINK([$3],[$4],
1089 eval 'cf_cv_have_lib_'$1'=yes'
1092 CF_LIBRARY_PATH(cf_search,$2)
1093 for cf_libdir in $cf_search
1095 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
1096 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
1097 AC_TRY_LINK([$3],[$4],
1099 eval 'cf_cv_have_lib_'$1'=yes'
1102 LIBS="$cf_save_LIBS"])
1106 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
1108 if test $cf_found_library = no ; then
1109 AC_MSG_ERROR(Cannot link $1 library)
1113 dnl ---------------------------------------------------------------------------
1114 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1116 dnl Find a library (specifically the linkage used in the code fragment),
1117 dnl searching for it if it is not already in the library path.
1118 dnl See also CF_ADD_SEARCHPATH.
1120 dnl Parameters (4-on are optional):
1121 dnl $1 = headers for library entrypoint
1122 dnl $2 = code fragment for library entrypoint
1123 dnl $3 = the library name without the "-l" option or ".so" suffix.
1124 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
1125 dnl $5 = action to perform if not successful
1126 dnl $6 = module name, if not the same as the library name
1127 dnl $7 = extra libraries
1129 dnl Sets these variables:
1130 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1131 dnl $cf_cv_header_path_$3 - include-directory if needed
1132 dnl $cf_cv_library_path_$3 - library-directory if needed
1133 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1134 AC_DEFUN([CF_FIND_LINKAGE],[
1136 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1137 # will be set on completion of the AC_TRY_LINK below.
1138 cf_cv_header_path_$3=
1139 cf_cv_library_path_$3=
1141 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1143 cf_save_LIBS="$LIBS"
1145 AC_TRY_LINK([$1],[$2],[
1146 cf_cv_find_linkage_$3=yes
1147 cf_cv_header_path_$3=/usr/include
1148 cf_cv_library_path_$3=/usr/lib
1151 LIBS="-l$3 $7 $cf_save_LIBS"
1153 AC_TRY_LINK([$1],[$2],[
1154 cf_cv_find_linkage_$3=yes
1155 cf_cv_header_path_$3=/usr/include
1156 cf_cv_library_path_$3=/usr/lib
1157 cf_cv_library_file_$3="-l$3"
1159 cf_cv_find_linkage_$3=no
1160 LIBS="$cf_save_LIBS"
1162 CF_VERBOSE(find linkage for $3 library)
1163 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1165 cf_save_CPPFLAGS="$CPPFLAGS"
1166 cf_test_CPPFLAGS="$CPPFLAGS"
1168 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1169 for cf_cv_header_path_$3 in $cf_search
1171 if test -d $cf_cv_header_path_$3 ; then
1172 CF_VERBOSE(... testing $cf_cv_header_path_$3)
1173 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1174 AC_TRY_COMPILE([$1],[$2],[
1175 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1176 cf_cv_find_linkage_$3=maybe
1177 cf_test_CPPFLAGS="$CPPFLAGS"
1179 CPPFLAGS="$cf_save_CPPFLAGS"
1184 if test "$cf_cv_find_linkage_$3" = maybe ; then
1186 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1188 cf_save_LIBS="$LIBS"
1189 cf_save_LDFLAGS="$LDFLAGS"
1192 CPPFLAGS="$cf_test_CPPFLAGS"
1193 LIBS="-l$3 $7 $cf_save_LIBS"
1194 AC_TRY_LINK([$1],[$2],[
1195 CF_VERBOSE(... found $3 library in system)
1196 cf_cv_find_linkage_$3=yes])
1197 CPPFLAGS="$cf_save_CPPFLAGS"
1198 LIBS="$cf_save_LIBS"
1201 if test "$cf_cv_find_linkage_$3" != yes ; then
1202 CF_LIBRARY_PATH(cf_search,$3)
1203 for cf_cv_library_path_$3 in $cf_search
1205 if test -d $cf_cv_library_path_$3 ; then
1206 CF_VERBOSE(... testing $cf_cv_library_path_$3)
1207 CPPFLAGS="$cf_test_CPPFLAGS"
1208 LIBS="-l$3 $7 $cf_save_LIBS"
1209 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1210 AC_TRY_LINK([$1],[$2],[
1211 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1212 cf_cv_find_linkage_$3=yes
1213 cf_cv_library_file_$3="-l$3"
1215 CPPFLAGS="$cf_save_CPPFLAGS"
1216 LIBS="$cf_save_LIBS"
1217 LDFLAGS="$cf_save_LDFLAGS"
1221 CPPFLAGS="$cf_save_CPPFLAGS"
1222 LDFLAGS="$cf_save_LDFLAGS"
1226 cf_cv_find_linkage_$3=no
1231 LIBS="$cf_save_LIBS"
1233 if test "$cf_cv_find_linkage_$3" = yes ; then
1235 CF_ADD_INCDIR($cf_cv_header_path_$3)
1236 CF_ADD_LIBDIR($cf_cv_library_path_$3)
1240 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1243 dnl ---------------------------------------------------------------------------
1244 dnl CF_FUNC_CURSES_VERSION version: 6 updated: 2012/10/06 16:39:58
1245 dnl ----------------------
1246 dnl Solaris has a data item 'curses_version', which confuses AC_CHECK_FUNCS.
1247 dnl It's a character string "SVR4", not documented.
1248 AC_DEFUN([CF_FUNC_CURSES_VERSION],
1250 AC_CACHE_CHECK(for function curses_version, cf_cv_func_curses_version,[
1252 #include <${cf_cv_ncurses_header:-curses.h}>
1256 sprintf(temp, "%s\n", curses_version());
1257 ${cf_cv_main_return:-return}(0);
1259 ,[cf_cv_func_curses_version=yes]
1260 ,[cf_cv_func_curses_version=no]
1261 ,[cf_cv_func_curses_version=unknown])
1263 test "$cf_cv_func_curses_version" = yes && AC_DEFINE(HAVE_CURSES_VERSION,1,[Define to 1 if we have curses_version function])
1265 dnl ---------------------------------------------------------------------------
1266 dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03
1267 dnl -----------------
1268 dnl Test for availability of useful gcc __attribute__ directives to quiet
1269 dnl compiler warnings. Though useful, not all are supported -- and contrary
1270 dnl to documentation, unrecognized directives cause older compilers to barf.
1271 AC_DEFUN([CF_GCC_ATTRIBUTES],
1273 if test "$GCC" = yes
1275 cat > conftest.i <<EOF
1277 #define GCC_PRINTF 0
1282 #ifndef GCC_NORETURN
1283 #define GCC_NORETURN /* nothing */
1286 #define GCC_UNUSED /* nothing */
1289 if test "$GCC" = yes
1291 AC_CHECKING([for $CC __attribute__ directives])
1292 cat > conftest.$ac_ext <<EOF
1293 #line __oline__ "${as_me:-configure}"
1294 #include "confdefs.h"
1295 #include "conftest.h"
1296 #include "conftest.i"
1298 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1300 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1303 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1305 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
1307 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1308 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1309 extern void foo(void) GCC_NORETURN;
1310 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1312 cf_printf_attribute=no
1313 cf_scanf_attribute=no
1314 for cf_attribute in scanf printf unused noreturn
1316 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1317 cf_directive="__attribute__(($cf_attribute))"
1318 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1320 case $cf_attribute in #(vi
1322 cf_printf_attribute=yes
1323 cat >conftest.h <<EOF
1324 #define GCC_$cf_ATTRIBUTE 1
1328 cf_scanf_attribute=yes
1329 cat >conftest.h <<EOF
1330 #define GCC_$cf_ATTRIBUTE 1
1334 cat >conftest.h <<EOF
1335 #define GCC_$cf_ATTRIBUTE $cf_directive
1340 if AC_TRY_EVAL(ac_compile); then
1341 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1342 cat conftest.h >>confdefs.h
1343 case $cf_attribute in #(vi
1345 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1348 cf_value='/* nothing */'
1349 if test "$cf_printf_attribute" != no ; then
1350 cf_value='__attribute__((format(printf,fmt,var)))'
1351 AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1353 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1356 cf_value='/* nothing */'
1357 if test "$cf_scanf_attribute" != no ; then
1358 cf_value='__attribute__((format(scanf,fmt,var)))'
1359 AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1361 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1364 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1370 fgrep define conftest.i >>confdefs.h
1375 dnl ---------------------------------------------------------------------------
1376 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1378 dnl Find version of gcc
1379 AC_DEFUN([CF_GCC_VERSION],[
1380 AC_REQUIRE([AC_PROG_CC])
1382 if test "$GCC" = yes ; then
1383 AC_MSG_CHECKING(version of $CC)
1384 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1385 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1386 AC_MSG_RESULT($GCC_VERSION)
1389 dnl ---------------------------------------------------------------------------
1390 dnl CF_GCC_WARNINGS version: 29 updated: 2012/06/16 14:55:39
1392 dnl Check if the compiler supports useful warning options. There's a few that
1393 dnl we don't use, simply because they're too noisy:
1395 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1396 dnl -Wredundant-decls (system headers make this too noisy)
1397 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1398 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1399 dnl is enabled for ncurses using "--enable-const".
1403 dnl $1 is an optional list of gcc warning flags that a particular
1404 dnl application might want to use, e.g., "no-unused" for
1407 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1409 AC_DEFUN([CF_GCC_WARNINGS],
1411 AC_REQUIRE([CF_GCC_VERSION])
1412 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1413 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1415 cat > conftest.$ac_ext <<EOF
1416 #line __oline__ "${as_me:-configure}"
1417 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1420 if test "$INTEL_COMPILER" = yes
1422 # The "-wdXXX" options suppress warnings:
1423 # remark #1419: external declaration in primary source file
1424 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1425 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1426 # remark #193: zero used for undefined preprocessing identifier
1427 # remark #593: variable "curs_sb_left_arrow" was set but never used
1428 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1429 # remark #869: parameter "tw" was never referenced
1430 # remark #981: operands are evaluated in unspecified order
1431 # warning #279: controlling expression is constant
1433 AC_CHECKING([for $CC warning options])
1434 cf_save_CFLAGS="$CFLAGS"
1435 EXTRA_CFLAGS="-Wall"
1447 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1448 if AC_TRY_EVAL(ac_compile); then
1449 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1450 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1453 CFLAGS="$cf_save_CFLAGS"
1455 elif test "$GCC" = yes
1457 AC_CHECKING([for $CC warning options])
1458 cf_save_CFLAGS="$CFLAGS"
1461 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1462 for cf_opt in W Wall \
1463 Wbad-function-cast \
1467 Wmissing-declarations \
1468 Wmissing-prototypes \
1472 Wstrict-prototypes \
1473 Wundef $cf_warn_CONST $1
1475 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1476 if AC_TRY_EVAL(ac_compile); then
1477 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1478 case $cf_opt in #(vi
1480 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1483 case $GCC_VERSION in
1485 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1489 Wpointer-arith) #(vi
1490 case $GCC_VERSION in
1492 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1497 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1500 CFLAGS="$cf_save_CFLAGS"
1504 AC_SUBST(EXTRA_CFLAGS)
1506 dnl ---------------------------------------------------------------------------
1507 dnl CF_GETOPT_HEADER version: 5 updated: 2012/10/06 16:39:58
1508 dnl ----------------
1509 dnl Check for getopt's variables which are commonly defined in stdlib.h,
1510 dnl unistd.h or (nonstandard) in getopt.h
1511 AC_DEFUN([CF_GETOPT_HEADER],
1513 AC_HAVE_HEADERS(unistd.h getopt.h)
1514 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
1515 cf_cv_getopt_header=none
1516 for cf_header in stdio.h stdlib.h unistd.h getopt.h
1519 #include <$cf_header>],
1520 [int x = optind; char *y = optarg],
1521 [cf_cv_getopt_header=$cf_header
1525 if test $cf_cv_getopt_header != none ; then
1526 AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h])
1529 dnl ---------------------------------------------------------------------------
1530 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1532 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1533 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1534 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1535 dnl since it is interwoven with GNU extensions.
1537 dnl Well, yes we could work around it...
1538 AC_DEFUN([CF_GNU_SOURCE],
1540 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1541 AC_TRY_COMPILE([#include <sys/types.h>],[
1542 #ifndef _XOPEN_SOURCE
1545 [cf_cv_gnu_source=no],
1546 [cf_save="$CPPFLAGS"
1547 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1548 AC_TRY_COMPILE([#include <sys/types.h>],[
1549 #ifdef _XOPEN_SOURCE
1552 [cf_cv_gnu_source=no],
1553 [cf_cv_gnu_source=yes])
1557 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1559 dnl ---------------------------------------------------------------------------
1560 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
1562 dnl Construct a search-list of directories for a nonstandard header-file
1565 dnl $1 = the variable to return as result
1566 dnl $2 = the package name
1567 AC_DEFUN([CF_HEADER_PATH],
1571 # collect the current set of include-directories from compiler flags
1572 cf_header_path_list=""
1573 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1574 for cf_header_path in $CPPFLAGS $CFLAGS
1576 case $cf_header_path in #(vi
1578 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1579 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1580 cf_header_path_list="$cf_header_path_list [$]$1"
1586 # add the variations for the package we are looking for
1587 CF_SUBDIR_PATH($1,$2,include)
1589 test "$includedir" != NONE && \
1590 test "$includedir" != "/usr/include" && \
1591 test -d "$includedir" && {
1592 test -d $includedir && $1="[$]$1 $includedir"
1593 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1596 test "$oldincludedir" != NONE && \
1597 test "$oldincludedir" != "/usr/include" && \
1598 test -d "$oldincludedir" && {
1599 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1600 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1603 $1="[$]$1 $cf_header_path_list"
1605 dnl ---------------------------------------------------------------------------
1606 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
1608 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
1609 AC_DEFUN([CF_HELP_MESSAGE],
1610 [AC_DIVERT_HELP([$1])dnl
1612 dnl ---------------------------------------------------------------------------
1613 dnl CF_INHERIT_SCRIPT version: 2 updated: 2003/03/01 23:50:42
1614 dnl -----------------
1615 dnl If we do not have a given script, look for it in the parent directory.
1616 AC_DEFUN([CF_INHERIT_SCRIPT],
1618 test -f $1 || ( test -f ../$1 && cp ../$1 ./ )
1620 dnl ---------------------------------------------------------------------------
1621 dnl CF_INTEL_COMPILER version: 5 updated: 2013/02/10 10:41:05
1622 dnl -----------------
1623 dnl Check if the given compiler is really the Intel compiler for Linux. It
1624 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1625 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1627 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1628 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1629 dnl the wrappers for gcc and g++ warnings.
1631 dnl $1 = GCC (default) or GXX
1632 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1633 dnl $3 = CFLAGS (default) or CXXFLAGS
1634 AC_DEFUN([CF_INTEL_COMPILER],[
1635 AC_REQUIRE([AC_CANONICAL_HOST])
1636 ifelse([$2],,INTEL_COMPILER,[$2])=no
1638 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1641 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1642 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1643 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1645 #ifdef __INTEL_COMPILER
1649 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1650 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
1652 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1653 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1658 dnl ---------------------------------------------------------------------------
1659 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
1661 dnl For the given system and compiler, find the compiler flags to pass to the
1662 dnl loader to use the "rpath" feature.
1663 AC_DEFUN([CF_LD_RPATH_OPT],
1665 AC_REQUIRE([CF_CHECK_CACHE])
1668 AC_MSG_CHECKING(for an rpath option)
1669 case $cf_cv_system_name in #(vi
1671 if test "$GCC" = yes; then
1672 LD_RPATH_OPT="-Wl,-rpath,"
1674 LD_RPATH_OPT="-rpath "
1677 linux*|gnu*|k*bsd*-gnu) #(vi
1678 LD_RPATH_OPT="-Wl,-rpath,"
1680 openbsd[[2-9]].*|mirbsd*) #(vi
1681 LD_RPATH_OPT="-Wl,-rpath,"
1683 dragonfly*|freebsd*) #(vi
1684 LD_RPATH_OPT="-rpath "
1687 LD_RPATH_OPT="-Wl,-rpath,"
1690 LD_RPATH_OPT="-rpath "
1698 AC_MSG_RESULT($LD_RPATH_OPT)
1700 case "x$LD_RPATH_OPT" in #(vi
1702 AC_MSG_CHECKING(if we need a space after rpath option)
1703 cf_save_LIBS="$LIBS"
1704 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1705 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1706 LIBS="$cf_save_LIBS"
1707 AC_MSG_RESULT($cf_rpath_space)
1708 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1712 dnl ---------------------------------------------------------------------------
1713 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
1715 dnl Construct a search-list of directories for a nonstandard library-file
1718 dnl $1 = the variable to return as result
1719 dnl $2 = the package name
1720 AC_DEFUN([CF_LIBRARY_PATH],
1723 cf_library_path_list=""
1724 if test -n "${LDFLAGS}${LIBS}" ; then
1725 for cf_library_path in $LDFLAGS $LIBS
1727 case $cf_library_path in #(vi
1729 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1730 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1731 cf_library_path_list="$cf_library_path_list [$]$1"
1737 CF_SUBDIR_PATH($1,$2,lib)
1739 $1="$cf_library_path_list [$]$1"
1741 dnl ---------------------------------------------------------------------------
1742 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1744 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1745 dnl a monocase filesystem.
1746 AC_DEFUN([CF_MAKE_TAGS],[
1747 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1749 AC_CHECK_PROGS(CTAGS, exctags ctags)
1750 AC_CHECK_PROGS(ETAGS, exetags etags)
1752 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1754 if test "$cf_cv_mixedcase" = yes ; then
1755 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1760 if test "$MAKE_UPPER_TAGS" = yes ; then
1766 if test "$MAKE_LOWER_TAGS" = yes ; then
1775 AC_SUBST(MAKE_UPPER_TAGS)
1776 AC_SUBST(MAKE_LOWER_TAGS)
1778 dnl ---------------------------------------------------------------------------
1779 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
1781 dnl Checks for libraries. At least one UNIX system, Apple Macintosh
1782 dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler
1783 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
1784 AC_DEFUN([CF_MATH_LIB],
1786 AC_CACHE_CHECK(if -lm needed for math functions,
1792 [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
1793 [cf_cv_need_libm=no],
1794 [cf_cv_need_libm=yes])])
1795 if test "$cf_cv_need_libm" = yes
1802 dnl ---------------------------------------------------------------------------
1803 dnl CF_MIXEDCASE_FILENAMES version: 4 updated: 2012/10/02 20:55:03
1804 dnl ----------------------
1805 dnl Check if the file-system supports mixed-case filenames. If we're able to
1806 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1807 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1809 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
1810 if test "$cross_compiling" = yes ; then
1811 case $target_alias in #(vi
1812 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
1820 rm -f conftest CONFTEST
1822 if test -f CONFTEST ; then
1827 rm -f conftest CONFTEST
1830 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
1832 dnl ---------------------------------------------------------------------------
1833 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
1835 dnl Write a debug message to config.log, along with the line number in the
1836 dnl configure script.
1837 AC_DEFUN([CF_MSG_LOG],[
1838 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
1840 dnl ---------------------------------------------------------------------------
1841 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
1842 dnl -------------------
1843 dnl Check if we can compile with ncurses' header file
1844 dnl $1 is the cache variable to set
1845 dnl $2 is the header-file to include
1846 dnl $3 is the root name (ncurses or ncursesw)
1847 AC_DEFUN([CF_NCURSES_CC_CHECK],[
1849 ]ifelse($3,ncursesw,[
1850 #define _XOPEN_SOURCE_EXTENDED
1851 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
1852 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
1855 #ifdef NCURSES_VERSION
1856 ]ifelse($3,ncursesw,[
1861 printf("%s\n", NCURSES_VERSION);
1873 dnl ---------------------------------------------------------------------------
1874 dnl CF_NCURSES_CONFIG version: 10 updated: 2012/10/06 08:57:51
1875 dnl -----------------
1876 dnl Tie together the configure-script macros for ncurses.
1877 dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis.
1878 dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable.
1880 dnl $1 is the root library name (default: "ncurses")
1881 AC_DEFUN([CF_NCURSES_CONFIG],
1883 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
1885 echo "Looking for ${cf_ncuconfig_root}-config"
1887 CF_ACVERSION_CHECK(2.52,
1888 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
1889 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
1891 if test "$NCURSES_CONFIG" != none ; then
1893 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
1894 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
1896 # even with config script, some packages use no-override for curses.h
1897 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
1899 dnl like CF_NCURSES_CPPFLAGS
1900 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
1902 dnl like CF_NCURSES_LIBS
1903 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
1904 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
1906 dnl like CF_NCURSES_VERSION
1907 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
1911 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
1912 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
1916 dnl ---------------------------------------------------------------------------
1917 dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
1918 dnl -------------------
1919 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
1920 dnl the CPPFLAGS variable so we can include its header.
1922 dnl The header files may be installed as either curses.h, or ncurses.h (would
1923 dnl be obsolete, except that some packagers prefer this name to distinguish it
1924 dnl from a "native" curses implementation). If not installed for overwrite,
1925 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
1926 dnl /usr/include/ncurses), but someone may have installed overwriting the
1927 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
1928 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
1931 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
1932 dnl is already in the include-path, don't even bother with this, since we cannot
1933 dnl easily determine which file it is. In this case, it has to be <curses.h>.
1935 dnl The optional parameter gives the root name of the library, in case it is
1936 dnl not installed as the default curses library. That is how the
1937 dnl wide-character version of ncurses is installed.
1938 AC_DEFUN([CF_NCURSES_CPPFLAGS],
1939 [AC_REQUIRE([CF_WITH_CURSES_DIR])
1941 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
1942 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
1944 test -n "$cf_cv_curses_dir" && \
1945 test "$cf_cv_curses_dir" != "no" && { \
1946 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
1949 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
1950 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
1951 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
1952 for cf_header in $cf_header_list
1954 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
1955 test "$cf_cv_ncurses_h" != no && break
1962 # some applications need this, but should check for NCURSES_VERSION
1963 AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
1967 dnl ---------------------------------------------------------------------------
1968 dnl CF_NCURSES_EXT_FUNCS version: 4 updated: 2012/10/06 16:39:58
1969 dnl --------------------
1970 dnl Since 2007/11/17, ncurses has defined NCURSES_EXT_FUNCS; earlier versions
1971 dnl may provide these functions. Define the symbol if it is not defined, and
1973 AC_DEFUN([CF_NCURSES_EXT_FUNCS],
1975 AC_CACHE_CHECK(for ncurses extended functions,cf_cv_ncurses_ext_funcs,[
1977 #include <${cf_cv_ncurses_header:-curses.h}>],
1979 int x = NCURSES_EXT_FUNCS
1980 ],[cf_cv_ncurses_ext_funcs=defined],[
1982 #include <${cf_cv_ncurses_header:-curses.h}>],
1984 (void) assume_default_colors (0, 0);
1985 (void) curses_version ();
1986 (void) define_key (0, 0);
1987 (void) is_term_resized (0, 0);
1988 (void) key_defined (0);
1989 (void) keybound (0, 0);
1990 (void) keyok (0, 0);
1991 (void) resize_term (0, 0);
1992 (void) resizeterm (0, 0);
1993 (void) use_default_colors ();
1994 (void) use_extended_names (0);
1995 (void) wresize (0, 0, 0);],
1996 [cf_cv_ncurses_ext_funcs=yes],
1997 [cf_cv_ncurses_ext_funcs=no])
2000 test "$cf_cv_ncurses_ext_funcs" = yes && AC_DEFINE(NCURSES_EXT_FUNCS,1,[Define to 1 if we have ncurses extensions])
2002 dnl ---------------------------------------------------------------------------
2003 dnl CF_NCURSES_HEADER version: 3 updated: 2012/10/06 08:57:51
2004 dnl -----------------
2005 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2006 dnl variations of ncurses' installs.
2008 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2009 AC_DEFUN([CF_NCURSES_HEADER],[
2011 if test "$cf_cv_ncurses_h" != no ; then
2012 cf_cv_ncurses_header=$cf_cv_ncurses_h
2015 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2016 test -n "$verbose" && echo
2017 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2018 test -n "$verbose" && echo search path $cf_search
2019 cf_save2_CPPFLAGS="$CPPFLAGS"
2020 for cf_incdir in $cf_search
2022 CF_ADD_INCDIR($cf_incdir)
2027 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2028 if test "$cf_cv_ncurses_h2" != no ; then
2029 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2030 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2033 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2035 CPPFLAGS="$cf_save2_CPPFLAGS"
2036 test "$cf_cv_ncurses_h2" != no && break
2038 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2041 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2042 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2043 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2044 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2046 CF_ADD_INCDIR($cf_1st_incdir)
2050 # Set definitions to allow ifdef'ing for ncurses.h
2052 case $cf_cv_ncurses_header in # (vi
2054 AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
2058 case $cf_cv_ncurses_header in # (vi
2059 ncurses/curses.h|ncurses/ncurses.h)
2060 AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
2062 ncursesw/curses.h|ncursesw/ncurses.h)
2063 AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h])
2068 dnl ---------------------------------------------------------------------------
2069 dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38
2071 dnl Look for the ncurses library. This is a little complicated on Linux,
2072 dnl because it may be linked with the gpm (general purpose mouse) library.
2073 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2074 dnl unusable with ncurses. However, we don't want to link with gpm unless
2075 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2076 dnl and the linker will record a dependency.
2078 dnl The optional parameter gives the root name of the library, in case it is
2079 dnl not installed as the default curses library. That is how the
2080 dnl wide-character version of ncurses is installed.
2081 AC_DEFUN([CF_NCURSES_LIBS],
2082 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2084 cf_nculib_root=ifelse($1,,ncurses,$1)
2085 # This works, except for the special case where we find gpm, but
2086 # ncurses is in a nonstandard location via $LIBS, and we really want
2089 cf_ncurses_SAVE="$LIBS"
2090 AC_CHECK_LIB(gpm,Gpm_Open,
2091 [AC_CHECK_LIB(gpm,initscr,
2092 [LIBS="$cf_ncurses_SAVE"],
2093 [cf_ncurses_LIBS="-lgpm"])])
2095 case $host_os in #(vi
2097 # This is only necessary if you are linking against an obsolete
2098 # version of ncurses (but it should do no harm, since it's static).
2099 if test "$cf_nculib_root" = ncurses ; then
2100 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2105 CF_ADD_LIBS($cf_ncurses_LIBS)
2107 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2109 CF_ADD_LIBS(-l$cf_nculib_root)
2111 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2112 [#include <${cf_cv_ncurses_header:-curses.h}>],
2117 if test -n "$cf_ncurses_LIBS" ; then
2118 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2119 cf_ncurses_SAVE="$LIBS"
2120 for p in $cf_ncurses_LIBS ; do
2121 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2122 if test "$q" != "$LIBS" ; then
2126 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2127 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2128 [AC_MSG_RESULT(yes)],
2130 LIBS="$cf_ncurses_SAVE"])
2133 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2134 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2136 dnl ---------------------------------------------------------------------------
2137 dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51
2138 dnl ------------------
2139 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2140 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2141 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2142 AC_DEFUN([CF_NCURSES_VERSION],
2144 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2145 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2146 cf_cv_ncurses_version=no
2150 #include <${cf_cv_ncurses_header:-curses.h}>
2154 FILE *fp = fopen("$cf_tempfile", "w");
2155 #ifdef NCURSES_VERSION
2156 # ifdef NCURSES_VERSION_PATCH
2157 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2159 fprintf(fp, "%s\n", NCURSES_VERSION);
2163 fprintf(fp, "old\n");
2168 ${cf_cv_main_return:-return}(0);
2170 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2172 # This will not work if the preprocessor splits the line after the
2173 # Autoconf token. The 'unproto' program does that.
2174 cat > conftest.$ac_ext <<EOF
2175 #include <${cf_cv_ncurses_header:-curses.h}>
2177 #ifdef NCURSES_VERSION
2178 Autoconf NCURSES_VERSION
2186 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2188 if test -f conftest.out ; then
2189 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2190 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2196 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
2198 dnl ---------------------------------------------------------------------------
2199 dnl CF_NCURSES_WRAP_PREFIX version: 1 updated: 2009/03/28 16:08:10
2200 dnl ----------------------
2201 dnl Check for ncurses "wrap-prefix" used for public variables which have been
2202 dnl wrapped with a function to help with concurrency control.
2203 AC_DEFUN([CF_NCURSES_WRAP_PREFIX],
2205 AC_MSG_CHECKING(for ncurses wrap-prefix)
2206 AC_ARG_WITH(ncurses-wrap-prefix,
2207 [ --with-ncurses-wrap-prefix naming-prefix for ncurses wrapped-variables],
2208 [NCURSES_WRAP_PREFIX=$withval],
2209 [NCURSES_WRAP_PREFIX=_nc_])
2210 AC_MSG_RESULT($NCURSES_WRAP_PREFIX)
2212 AC_SUBST(NCURSES_WRAP_PREFIX)
2214 dnl ---------------------------------------------------------------------------
2215 dnl CF_NETBSD_FORM_H version: 2 updated: 2012/10/06 16:39:58
2216 dnl ----------------
2217 dnl Check for NetBSD's form.h, which is incompatible with SVr4 and ncurses.
2218 dnl Some workarounds are needed in client programs to allow them to compile.
2219 AC_DEFUN([CF_NETBSD_FORM_H],[
2220 AC_CACHE_CHECK(for NetBSD form.h,cf_cv_netbsd_form_h,[
2222 #include <${cf_cv_ncurses_header:-curses.h}>
2226 int y = current_field(form)->cursor_ypos;
2227 int x = current_field(form)->cursor_xpos;
2228 ],[cf_cv_netbsd_form_h=yes
2229 ],[cf_cv_netbsd_form_h=no])
2232 test "$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])
2234 dnl ---------------------------------------------------------------------------
2235 dnl CF_NETBSD_MENU_H version: 2 updated: 2012/10/06 16:39:58
2236 dnl ----------------
2237 dnl Check for NetBSD's menu.h, which is incompatible with SVr4 and ncurses.
2238 dnl Some workarounds are needed in client programs to allow them to compile.
2239 AC_DEFUN([CF_NETBSD_MENU_H],[
2240 AC_CACHE_CHECK(for NetBSD menu.h,cf_cv_netbsd_menu_h,[
2242 #include <${cf_cv_ncurses_header:-curses.h}>
2246 int y = menu->max_item_width;
2247 ],[cf_cv_netbsd_menu_h=yes
2248 ],[cf_cv_netbsd_menu_h=no])
2251 test "$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])
2253 dnl ---------------------------------------------------------------------------
2254 dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03
2255 dnl ------------------
2256 dnl see CF_WITH_NO_LEAKS
2257 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2258 AC_MSG_CHECKING(if you want to use $1 for testing)
2261 [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
2264 : ${with_cflags:=-g}
2265 : ${with_no_leaks:=yes}
2268 AC_MSG_RESULT(${with_$1:-no})
2270 case .$with_cflags in #(vi
2272 case .$CFLAGS in #(vi
2282 dnl ---------------------------------------------------------------------------
2283 dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
2285 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2286 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2287 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2288 dnl delayed evaluation of those symbols.
2289 AC_DEFUN([CF_PATH_SYNTAX],[
2290 if test "x$prefix" != xNONE; then
2291 cf_path_syntax="$prefix"
2293 cf_path_syntax="$ac_default_prefix"
2296 case ".[$]$1" in #(vi
2297 .\[$]\(*\)*|.\'*\'*) #(vi
2301 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
2303 .\[$]{*prefix}*|.\[$]{*dir}*) #(vi
2305 case ".[$]$1" in #(vi
2307 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2312 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2315 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2319 dnl ---------------------------------------------------------------------------
2320 dnl CF_PDCURSES_X11 version: 13 updated: 2012/10/06 16:39:58
2322 dnl Configure for PDCurses' X11 library
2323 AC_DEFUN([CF_PDCURSES_X11],[
2324 AC_REQUIRE([CF_X_ATHENA])
2326 CF_ACVERSION_CHECK(2.52,
2327 [AC_CHECK_TOOLS(XCURSES_CONFIG, xcurses-config, none)],
2328 [AC_PATH_PROGS(XCURSES_CONFIG, xcurses-config, none)])
2330 if test "$XCURSES_CONFIG" != none ; then
2332 CPPFLAGS="$CPPFLAGS `$XCURSES_CONFIG --cflags`"
2333 CF_ADD_LIBS(`$XCURSES_CONFIG --libs`)
2335 cf_cv_lib_XCurses=yes
2339 LDFLAGS="$LDFLAGS $X_LIBS"
2340 CF_CHECK_CFLAGS($X_CFLAGS)
2341 AC_CHECK_LIB(X11,XOpenDisplay,
2342 [CF_ADD_LIBS(-lX11)],,
2343 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])
2344 AC_CACHE_CHECK(for XCurses library,cf_cv_lib_XCurses,[
2345 CF_ADD_LIBS(-lXCurses)
2347 #include <xcurses.h>
2348 char *XCursesProgramName = "test";
2350 [cf_cv_lib_XCurses=yes],
2351 [cf_cv_lib_XCurses=no])
2356 if test $cf_cv_lib_XCurses = yes ; then
2357 AC_DEFINE(UNIX,1,[Define to 1 if using PDCurses on Unix])
2358 AC_DEFINE(XCURSES,1,[Define to 1 if using PDCurses on Unix])
2359 AC_CHECK_HEADER(xcurses.h, AC_DEFINE(HAVE_XCURSES,1,[Define to 1 if using PDCurses on Unix]))
2361 AC_MSG_ERROR(Cannot link with XCurses)
2364 dnl ---------------------------------------------------------------------------
2365 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
2367 dnl Check for the package-config program, unless disabled by command-line.
2368 AC_DEFUN([CF_PKG_CONFIG],
2370 AC_MSG_CHECKING(if you want to use pkg-config)
2371 AC_ARG_WITH(pkg-config,
2372 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2373 [cf_pkg_config=$withval],
2374 [cf_pkg_config=yes])
2375 AC_MSG_RESULT($cf_pkg_config)
2377 case $cf_pkg_config in #(vi
2382 CF_ACVERSION_CHECK(2.52,
2383 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2384 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2391 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2392 if test "$PKG_CONFIG" != none ; then
2393 CF_PATH_SYNTAX(PKG_CONFIG)
2396 AC_SUBST(PKG_CONFIG)
2398 dnl ---------------------------------------------------------------------------
2399 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
2400 dnl -----------------
2401 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2403 dnl POSIX.1-1990 _POSIX_SOURCE
2404 dnl POSIX.1-1990 and _POSIX_SOURCE and
2405 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2407 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2408 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2409 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2412 dnl $1 is the nominal value for _POSIX_C_SOURCE
2413 AC_DEFUN([CF_POSIX_C_SOURCE],
2415 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2417 cf_save_CFLAGS="$CFLAGS"
2418 cf_save_CPPFLAGS="$CPPFLAGS"
2420 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2421 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2423 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2424 CF_MSG_LOG(if the symbol is already defined go no further)
2425 AC_TRY_COMPILE([#include <sys/types.h>],[
2426 #ifndef _POSIX_C_SOURCE
2429 [cf_cv_posix_c_source=no],
2430 [cf_want_posix_source=no
2431 case .$cf_POSIX_C_SOURCE in #(vi
2433 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2436 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2437 cf_want_posix_source=yes
2440 cf_want_posix_source=yes
2443 if test "$cf_want_posix_source" = yes ; then
2444 AC_TRY_COMPILE([#include <sys/types.h>],[
2445 #ifdef _POSIX_SOURCE
2448 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2450 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2451 CFLAGS="$cf_trim_CFLAGS"
2452 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2453 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2454 AC_TRY_COMPILE([#include <sys/types.h>],[
2455 #ifndef _POSIX_C_SOURCE
2458 [cf_cv_posix_c_source=no])
2459 CFLAGS="$cf_save_CFLAGS"
2460 CPPFLAGS="$cf_save_CPPFLAGS"
2464 if test "$cf_cv_posix_c_source" != no ; then
2465 CFLAGS="$cf_trim_CFLAGS"
2466 CPPFLAGS="$cf_trim_CPPFLAGS"
2467 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2471 dnl ---------------------------------------------------------------------------
2472 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
2474 dnl Append definitions and rules for the given programs to the subdirectory
2475 dnl Makefiles, and the recursion rule for the top-level Makefile.
2478 dnl $1 = script to run
2479 dnl $2 = list of subdirectories
2483 AC_DEFUN([CF_PRG_RULES],
2487 if test ! -d $srcdir/$cf_dir; then
2489 elif test -f $srcdir/$cf_dir/programs; then
2490 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
2495 dnl ---------------------------------------------------------------------------
2496 dnl CF_PROG_CC version: 3 updated: 2012/10/06 15:31:55
2498 dnl standard check for CC, plus followup sanity checks
2499 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
2500 AC_DEFUN([CF_PROG_CC],[
2501 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
2503 CF_ACVERSION_CHECK(2.52,
2508 dnl ---------------------------------------------------------------------------
2509 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
2511 dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the
2512 dnl misc/tabset install won't work properly. Usually this happens only when
2513 dnl using the fallback mkinstalldirs script
2514 AC_DEFUN([CF_PROG_INSTALL],
2520 CF_DIRNAME(cf_dir,$INSTALL)
2521 test -z "$cf_dir" && cf_dir=.
2522 INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
2526 dnl ---------------------------------------------------------------------------
2527 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
2529 AC_DEFUN([CF_PROG_LINT],
2531 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
2534 dnl ---------------------------------------------------------------------------
2535 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2536 dnl ----------------
2537 dnl Remove all -U and -D options that refer to the given symbol from a list
2538 dnl of C compiler options. This works around the problem that not all
2539 dnl compilers process -U and -D options from left-to-right, so a -U option
2540 dnl cannot be used to cancel the effect of a preceding -D option.
2542 dnl $1 = target (which could be the same as the source variable)
2543 dnl $2 = source (including '$')
2544 dnl $3 = symbol to remove
2545 define([CF_REMOVE_DEFINE],
2548 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2549 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2551 dnl ---------------------------------------------------------------------------
2552 dnl CF_RPATH_HACK version: 9 updated: 2011/02/13 13:31:33
2554 AC_DEFUN([CF_RPATH_HACK],
2556 AC_REQUIRE([CF_LD_RPATH_OPT])
2557 AC_MSG_CHECKING(for updated LDFLAGS)
2558 if test -n "$LD_RPATH_OPT" ; then
2559 AC_MSG_RESULT(maybe)
2561 AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
2562 cf_rpath_list="/usr/lib /lib"
2563 if test "$cf_ldd_prog" != no
2567 AC_TRY_LINK([#include <stdio.h>],
2569 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort -u`
2570 cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort -u`])
2572 # If we passed the link-test, but get a "not found" on a given library,
2573 # this could be due to inept reconfiguration of gcc to make it only
2574 # partly honor /usr/local/lib (or whatever). Sometimes this behavior
2575 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
2576 # /usr/local libraries.
2577 if test -n "$cf_rpath_oops"
2579 for cf_rpath_src in $cf_rpath_oops
2581 for cf_rpath_dir in \
2586 if test -f $cf_rpath_dir/lib/$cf_rpath_src
2588 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
2589 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
2597 CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2599 CF_RPATH_HACK_2(LDFLAGS)
2600 CF_RPATH_HACK_2(LIBS)
2602 CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2604 AC_SUBST(EXTRA_LDFLAGS)
2606 dnl ---------------------------------------------------------------------------
2607 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
2609 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
2610 dnl EXTRA_LDFLAGS for each -L option found.
2612 dnl $cf_rpath_list contains a list of directories to ignore.
2614 dnl $1 = variable name to update. The LDFLAGS variable should be the only one,
2615 dnl but LIBS often has misplaced -L options.
2616 AC_DEFUN([CF_RPATH_HACK_2],
2618 CF_VERBOSE(...checking $1 [$]$1)
2621 for cf_rpath_src in [$]$1
2623 case $cf_rpath_src in #(vi
2626 # check if this refers to a directory which we will ignore
2628 if test -n "$cf_rpath_list"
2630 for cf_rpath_item in $cf_rpath_list
2632 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
2640 if test "$cf_rpath_skip" = no
2642 # transform the option
2643 if test "$LD_RPATH_OPT" = "-R " ; then
2644 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
2646 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
2649 # if we have not already added this, add it now
2650 cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
2651 if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
2653 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
2654 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
2659 cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
2663 CF_VERBOSE(...checked $1 [$]$1)
2664 AC_SUBST(EXTRA_LDFLAGS)
2666 dnl ---------------------------------------------------------------------------
2667 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
2669 dnl signal handler, but there are some gcc depedencies in that recommendation.
2671 AC_DEFUN([CF_SIG_ATOMIC_T],
2673 AC_MSG_CHECKING(for signal global datatype)
2674 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
2676 "volatile sig_atomic_t" \
2681 #include <sys/types.h>
2687 static void handler(int sig)
2691 [signal(SIGINT, handler);
2693 [cf_cv_sig_atomic_t=$cf_type],
2694 [cf_cv_sig_atomic_t=no])
2695 test "$cf_cv_sig_atomic_t" != no && break
2698 AC_MSG_RESULT($cf_cv_sig_atomic_t)
2699 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
2701 dnl ---------------------------------------------------------------------------
2702 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
2704 dnl Construct a search-list for a nonstandard header/lib-file
2705 dnl $1 = the variable to return as result
2706 dnl $2 = the package name
2707 dnl $3 = the subdirectory, e.g., bin, include or lib
2708 AC_DEFUN([CF_SUBDIR_PATH],
2712 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
2713 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
2714 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
2715 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
2716 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
2718 dnl ---------------------------------------------------------------------------
2719 dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07
2720 dnl ------------------
2721 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
2722 dnl older SCO configurations.
2723 AC_DEFUN([CF_SYS_TIME_SELECT],
2725 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
2726 AC_CACHE_VAL(cf_cv_sys_time_select,[
2728 #include <sys/types.h>
2729 #ifdef HAVE_SYS_TIME_H
2730 #include <sys/time.h>
2732 #ifdef HAVE_SYS_SELECT_H
2733 #include <sys/select.h>
2735 ],[],[cf_cv_sys_time_select=yes],
2736 [cf_cv_sys_time_select=no])
2738 AC_MSG_RESULT($cf_cv_sys_time_select)
2739 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>])
2741 dnl ---------------------------------------------------------------------------
2742 dnl CF_TERM_HEADER version: 3 updated: 2012/10/06 08:57:51
2744 dnl Look for term.h, which is part of X/Open curses. It defines the interface
2745 dnl to terminfo database. Usually it is in the same include-path as curses.h,
2746 dnl but some packagers change this, breaking various applications.
2747 AC_DEFUN([CF_TERM_HEADER],[
2748 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
2749 case ${cf_cv_ncurses_header} in #(vi
2750 */ncurses.h|*/ncursesw.h) #(vi
2751 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
2754 cf_term_header=term.h
2758 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
2760 AC_TRY_COMPILE([#include <stdio.h>
2761 #include <${cf_cv_ncurses_header:-curses.h}>
2763 ],[int x = auto_left_margin],[
2764 cf_cv_term_header="$cf_test"],[
2765 cf_cv_term_header=unknown
2767 test "$cf_cv_term_header" != unknown && break
2771 # Set definitions to allow ifdef'ing to accommodate subdirectories
2773 case $cf_cv_term_header in # (vi
2775 AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
2779 case $cf_cv_term_header in # (vi
2780 ncurses/term.h) #(vi
2781 AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
2784 AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h])
2788 dnl ---------------------------------------------------------------------------
2789 dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
2791 dnl Define a top_builddir symbol, for applications that need an absolute path.
2792 AC_DEFUN([CF_TOP_BUILDDIR],
2795 AC_SUBST(top_builddir)
2797 dnl ---------------------------------------------------------------------------
2798 dnl CF_TPUTS_PROTO version: 2 updated: 2011/04/23 19:25:50
2800 dnl Check for type of function-pointer passed to tputs. Some old
2801 dnl implementations used functions that had different prototypes, making it
2802 dnl hard to compile portable programs using tputs.
2803 AC_DEFUN([CF_TPUTS_PROTO],[
2804 CF_CURSES_FUNCS(tputs)
2805 if test x$cf_cv_func_tputs = xyes
2808 for cf_arg in int char
2810 for cf_ret in int void
2812 if test $cf_ret = void
2814 cf_return="/* nothing */"
2816 cf_return="return value"
2819 #include <${cf_cv_ncurses_header:-curses.h}>
2820 #include <$cf_cv_term_header>
2822 static $cf_ret outc($cf_arg value) { $cf_return; }
2824 tputs("hello", 0, outc);
2825 ${cf_cv_main_return:-return}(0);
2827 CF_VERBOSE([prototype $cf_ret func($cf_arg value)])
2828 cat >>confdefs.h <<EOF
2829 #define TPUTS_ARG $cf_arg
2830 #define TPUTS_PROTO(func,value) $cf_ret func(TPUTS_ARG value)
2831 #define TPUTS_RETURN(value) $cf_return
2837 test $cf_done = yes && break
2841 dnl ---------------------------------------------------------------------------
2842 dnl CF_TRY_PKG_CONFIG version: 4 updated: 2010/06/14 17:42:30
2843 dnl -----------------
2844 dnl This is a simple wrapper to use for pkg-config, for libraries which may be
2845 dnl available in that form.
2847 dnl $1 = package name
2848 dnl $2 = extra logic to use, if any, after updating CFLAGS and LIBS
2849 dnl $3 = logic to use if pkg-config does not have the package
2850 AC_DEFUN([CF_TRY_PKG_CONFIG],[
2851 AC_REQUIRE([CF_PKG_CONFIG])
2853 if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists $1; then
2854 CF_VERBOSE(found package $1)
2855 cf_pkgconfig_incs="`$PKG_CONFIG --cflags $1 2>/dev/null`"
2856 cf_pkgconfig_libs="`$PKG_CONFIG --libs $1 2>/dev/null`"
2857 CF_VERBOSE(package $1 CFLAGS: $cf_pkgconfig_incs)
2858 CF_VERBOSE(package $1 LIBS: $cf_pkgconfig_libs)
2859 CF_ADD_CFLAGS($cf_pkgconfig_incs)
2860 CF_ADD_LIBS($cf_pkgconfig_libs)
2861 ifelse([$2],,:,[$2])
2863 ifelse([$3],,:,[$3])
2866 dnl ---------------------------------------------------------------------------
2867 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
2868 dnl -------------------
2869 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
2870 dnl can define it successfully.
2871 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
2872 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
2876 #include <sys/types.h>
2878 #ifndef _XOPEN_SOURCE
2881 [cf_cv_xopen_source=no],
2882 [cf_save="$CPPFLAGS"
2883 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
2887 #include <sys/types.h>
2889 #ifdef _XOPEN_SOURCE
2892 [cf_cv_xopen_source=no],
2893 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
2898 if test "$cf_cv_xopen_source" != no ; then
2899 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
2900 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
2901 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
2902 CF_ADD_CFLAGS($cf_temp_xopen_source)
2905 dnl ---------------------------------------------------------------------------
2906 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
2908 dnl Make an uppercase version of a variable
2909 dnl $1=uppercase($2)
2910 AC_DEFUN([CF_UPPER],
2912 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
2914 dnl ---------------------------------------------------------------------------
2915 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
2917 dnl Check for multibyte support, and if not found, utf8 compatibility library
2918 AC_DEFUN([CF_UTF8_LIB],
2920 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
2921 cf_save_LIBS="$LIBS"
2923 #include <stdlib.h>],[putwc(0,0);],
2924 [cf_cv_utf8_lib=yes],
2926 #include <libutf8.h>],[putwc(0,0);],utf8,
2927 [cf_cv_utf8_lib=add-on],
2928 [cf_cv_utf8_lib=no])
2931 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
2933 if test "$cf_cv_utf8_lib" = "add-on" ; then
2934 AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
2935 CF_ADD_INCDIR($cf_cv_header_path_utf8)
2936 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
2937 CF_ADD_LIBS($cf_cv_library_file_utf8)
2940 dnl ---------------------------------------------------------------------------
2941 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
2943 dnl Use AC_VERBOSE w/o the warnings
2944 AC_DEFUN([CF_VERBOSE],
2945 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
2948 dnl ---------------------------------------------------------------------------
2949 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
2951 dnl Check if type wide-character type $1 is declared, and if so, which header
2952 dnl file is needed. The second parameter is used to set a shell variable when
2953 dnl the type is not found. The first parameter sets a shell variable for the
2955 AC_DEFUN([CF_WCHAR_TYPE],
2957 # This is needed on Tru64 5.0 to declare $1
2958 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
2963 #ifdef HAVE_LIBUTF8_H
2964 #include <libutf8.h>
2973 #ifdef HAVE_LIBUTF8_H
2974 #include <libutf8.h>
2978 [cf_cv_$1=unknown])])])
2980 if test "$cf_cv_$1" = yes ; then
2981 AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
2986 # if we do not find $1 in either place, use substitution to provide a fallback.
2987 if test "$cf_cv_$1" = unknown ; then
2992 # if we find $1 in either place, use substitution to provide a fallback.
2993 if test "$cf_cv_$1" != unknown ; then
2998 dnl ---------------------------------------------------------------------------
2999 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3000 dnl ------------------
3001 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3003 AC_DEFUN([CF_WITH_CURSES_DIR],[
3005 AC_MSG_CHECKING(for specific curses-directory)
3006 AC_ARG_WITH(curses-dir,
3007 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3008 [cf_cv_curses_dir=$withval],
3009 [cf_cv_curses_dir=no])
3010 AC_MSG_RESULT($cf_cv_curses_dir)
3012 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3014 CF_PATH_SYNTAX(withval)
3015 if test -d "$cf_cv_curses_dir"
3017 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3018 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3022 dnl ---------------------------------------------------------------------------
3023 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
3024 dnl ----------------
3025 dnl Configure-option for dbmalloc. The optional parameter is used to override
3026 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3027 AC_DEFUN([CF_WITH_DBMALLOC],[
3028 CF_NO_LEAKS_OPTION(dbmalloc,
3029 [ --with-dbmalloc test: use Conor Cahill's dbmalloc library],
3032 if test "$with_dbmalloc" = yes ; then
3033 AC_CHECK_HEADER(dbmalloc.h,
3034 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
3037 dnl ---------------------------------------------------------------------------
3038 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
3040 dnl Configure-option for dmalloc. The optional parameter is used to override
3041 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3042 AC_DEFUN([CF_WITH_DMALLOC],[
3043 CF_NO_LEAKS_OPTION(dmalloc,
3044 [ --with-dmalloc test: use Gray Watson's dmalloc library],
3047 if test "$with_dmalloc" = yes ; then
3048 AC_CHECK_HEADER(dmalloc.h,
3049 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
3052 dnl ---------------------------------------------------------------------------
3053 dnl CF_WITH_NCURSES_ETC version: 2 updated: 2012/01/13 10:49:00
3054 dnl -------------------
3055 dnl Use this macro for programs which use any variant of "curses", e.g.,
3056 dnl "ncurses", and "PDCurses". Programs that can use curses and some unrelated
3057 dnl library (such as slang) should use a "--with-screen=XXX" option.
3059 dnl This does not use AC_DEFUN, because that would tell autoconf to run each
3060 dnl of the macros inside this one - before this macro.
3061 define([CF_WITH_NCURSES_ETC],[
3066 AC_MSG_CHECKING(for specified curses library type)
3067 AC_ARG_WITH(ncursesw,
3068 [ --with-ncursesw use wide ncurses-libraries],
3069 [cf_cv_screen=ncursesw],[
3071 AC_ARG_WITH(ncurses,
3072 [ --with-ncurses use ncurses-libraries],
3073 [cf_cv_screen=ncurses],[
3075 AC_ARG_WITH(pdcurses,
3076 [ --with-pdcurses compile/link with pdcurses X11 library],
3077 [cf_cv_screen=pdcurses],[
3079 AC_ARG_WITH(curses-colr,
3080 [ --with-curses-colr compile/link with HPUX 10.x color-curses],
3081 [cf_cv_screen=curses_colr],[
3083 AC_ARG_WITH(curses-5lib,
3084 [ --with-curses-5lib compile/link with SunOS 5lib curses],
3085 [cf_cv_screen=curses_5lib])])])])])
3087 AC_MSG_RESULT($cf_cv_screen)
3089 case $cf_cv_screen in #(vi
3090 curses|curses_*) #(vi
3098 CF_NCURSES_CONFIG(ncursesw)
3106 dnl ---------------------------------------------------------------------------
3107 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
3108 dnl ----------------
3109 AC_DEFUN([CF_WITH_VALGRIND],[
3110 CF_NO_LEAKS_OPTION(valgrind,
3111 [ --with-valgrind test: use valgrind],
3114 dnl ---------------------------------------------------------------------------
3115 dnl CF_XOPEN_CURSES version: 11 updated: 2011/01/18 18:15:30
3117 dnl Test if we should define X/Open source for curses, needed on Digital Unix
3118 dnl 4.x, to see the extended functions, but breaks on IRIX 6.x.
3120 dnl The getbegyx() check is needed for HPUX, which omits legacy macros such
3121 dnl as getbegy(). The latter is better design, but the former is standard.
3122 AC_DEFUN([CF_XOPEN_CURSES],
3124 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
3125 AC_CACHE_CHECK(if we must define _XOPEN_SOURCE_EXTENDED,cf_cv_need_xopen_extension,[
3128 #include <${cf_cv_ncurses_header:-curses.h}>],[
3129 #if defined(NCURSES_VERSION_PATCH)
3130 #if (NCURSES_VERSION_PATCH < 20100501) && (NCURSES_VERSION_PATCH >= 20100403)
3134 long x = winnstr(stdscr, "", 0);
3136 getbegyx(stdscr, y1, x1)],
3137 [cf_cv_need_xopen_extension=no],
3139 #define _XOPEN_SOURCE_EXTENDED
3141 #include <${cf_cv_ncurses_header:-curses.h}>],[
3142 #ifdef NCURSES_VERSION
3144 int check2 = curs_set((int)sizeof(check));
3146 long x = winnstr(stdscr, "", 0);
3148 getbegyx(stdscr, y1, x1)],
3149 [cf_cv_need_xopen_extension=yes],
3150 [cf_cv_need_xopen_extension=unknown])])])
3151 test $cf_cv_need_xopen_extension = yes && CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED"
3153 dnl ---------------------------------------------------------------------------
3154 dnl CF_XOPEN_SOURCE version: 43 updated: 2013/02/10 10:41:05
3156 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3157 dnl or adapt to the vendor's definitions to get equivalent functionality,
3158 dnl without losing the common non-POSIX features.
3161 dnl $1 is the nominal value for _XOPEN_SOURCE
3162 dnl $2 is the nominal value for _POSIX_C_SOURCE
3163 AC_DEFUN([CF_XOPEN_SOURCE],[
3164 AC_REQUIRE([AC_CANONICAL_HOST])
3166 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3167 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3170 case $host_os in #(vi
3172 cf_xopen_source="-D_ALL_SOURCE"
3177 darwin[[0-8]].*) #(vi
3178 cf_xopen_source="-D_APPLE_C_SOURCE"
3181 cf_xopen_source="-D_DARWIN_C_SOURCE"
3184 freebsd*|dragonfly*) #(vi
3185 # 5.x headers associate
3186 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3187 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3188 cf_POSIX_C_SOURCE=200112L
3190 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3193 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3196 cf_xopen_source="-D_HPUX_SOURCE"
3199 cf_xopen_source="-D_SGI_SOURCE"
3202 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
3206 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3208 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3211 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3213 openbsd[[4-9]]*) #(vi
3214 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3215 cf_xopen_source="-D_BSD_SOURCE"
3219 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3222 cf_xopen_source="-D_OSF_SOURCE"
3225 cf_xopen_source="-D_QNX_SOURCE"
3228 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3231 cf_xopen_source="-D__EXTENSIONS__"
3235 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3239 if test -n "$cf_xopen_source" ; then
3240 CF_ADD_CFLAGS($cf_xopen_source)
3243 dnl In anything but the default case, we may have system-specific setting
3244 dnl which is still not guaranteed to provide all of the entrypoints that
3245 dnl _XOPEN_SOURCE would yield.
3246 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3247 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3248 AC_TRY_COMPILE([#include <stdlib.h>],[
3249 #ifndef _XOPEN_SOURCE
3252 [cf_XOPEN_SOURCE_set=yes],
3253 [cf_XOPEN_SOURCE_set=no])
3254 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3255 if test $cf_XOPEN_SOURCE_set = yes
3257 AC_TRY_COMPILE([#include <stdlib.h>],[
3258 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3261 [cf_XOPEN_SOURCE_set_ok=yes],
3262 [cf_XOPEN_SOURCE_set_ok=no])
3263 if test $cf_XOPEN_SOURCE_set_ok = no
3265 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
3272 dnl ---------------------------------------------------------------------------
3273 dnl CF_X_ATHENA version: 20 updated: 2010/11/09 05:18:02
3275 dnl Check for Xaw (Athena) libraries
3277 dnl Sets $cf_x_athena according to the flavor of Xaw which is used.
3278 AC_DEFUN([CF_X_ATHENA],
3280 cf_x_athena=${cf_x_athena:-Xaw}
3282 AC_MSG_CHECKING(if you want to link with Xaw 3d library)
3285 [ --with-Xaw3d link with Xaw 3d library])
3286 if test "$withval" = yes ; then
3293 AC_MSG_CHECKING(if you want to link with neXT Athena library)
3296 [ --with-neXtaw link with neXT Athena library])
3297 if test "$withval" = yes ; then
3304 AC_MSG_CHECKING(if you want to link with Athena-Plus library)
3306 AC_ARG_WITH(XawPlus,
3307 [ --with-XawPlus link with Athena-Plus library])
3308 if test "$withval" = yes ; then
3317 if test "$PKG_CONFIG" != none ; then
3319 test "$cf_x_athena" = Xaw && cf_athena_list="xaw8 xaw7 xaw6"
3320 for cf_athena_pkg in \
3323 ${cf_x_athena}-devel \
3325 lib${cf_x_athena}-devel
3327 CF_TRY_PKG_CONFIG($cf_athena_pkg,[
3328 cf_x_athena_lib="$cf_pkgconfig_libs"
3329 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3330 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3332 AC_CACHE_CHECK(for usable $cf_x_athena/Xmu package,cf_cv_xaw_compat,[
3334 #include <X11/Xmu/CharSet.h>
3336 int check = XmuCompareISOLatin1("big", "small")
3337 ],[cf_cv_xaw_compat=yes],[cf_cv_xaw_compat=no])])
3339 if test "$cf_cv_xaw_compat" = no
3341 # workaround for broken ".pc" files...
3342 case "$cf_x_athena_lib" in #(vi
3346 CF_VERBOSE(work around broken package)
3347 CF_TRY_PKG_CONFIG(xmu,,[CF_ADD_LIB_AFTER(-lXt,-lXmu)])
3356 if test -z "$cf_x_athena_lib" ; then
3359 CF_X_ATHENA_CPPFLAGS($cf_x_athena)
3360 CF_X_ATHENA_LIBS($cf_x_athena)
3363 dnl ---------------------------------------------------------------------------
3364 dnl CF_X_ATHENA_CPPFLAGS version: 5 updated: 2010/05/26 17:35:30
3365 dnl --------------------
3366 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3367 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3368 AC_DEFUN([CF_X_ATHENA_CPPFLAGS],
3370 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3373 for cf_path in default \
3374 /usr/contrib/X11R6 \
3375 /usr/contrib/X11R5 \
3379 if test -z "$cf_x_athena_inc" ; then
3381 cf_test=X11/$cf_x_athena_root/SimpleMenu.h
3382 if test $cf_path != default ; then
3383 CPPFLAGS="$cf_save -I$cf_path/include"
3384 AC_MSG_CHECKING(for $cf_test in $cf_path)
3386 AC_MSG_CHECKING(for $cf_test)
3389 #include <X11/Intrinsic.h>
3390 #include <$cf_test>],[],
3393 AC_MSG_RESULT($cf_result)
3394 if test "$cf_result" = yes ; then
3395 cf_x_athena_inc=$cf_path
3403 if test -z "$cf_x_athena_inc" ; then
3405 [Unable to successfully find Athena header files with test program])
3406 elif test "$cf_x_athena_inc" != default ; then
3407 CPPFLAGS="$CPPFLAGS -I$cf_x_athena_inc"
3410 dnl ---------------------------------------------------------------------------
3411 dnl CF_X_ATHENA_LIBS version: 12 updated: 2011/07/17 19:55:02
3412 dnl ----------------
3413 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3414 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3415 AC_DEFUN([CF_X_ATHENA_LIBS],
3416 [AC_REQUIRE([CF_X_TOOLKIT])
3417 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3420 for cf_path in default \
3421 /usr/contrib/X11R6 \
3422 /usr/contrib/X11R5 \
3427 ${cf_x_athena_root} \
3428 ${cf_x_athena_root}7 \
3429 ${cf_x_athena_root}6
3433 "-l$cf_lib -lXpm -lXmu" \
3434 "-l${cf_lib}_s -lXmu_s"
3436 if test -z "$cf_x_athena_lib" ; then
3438 cf_test=XawSimpleMenuAddGlobalActions
3439 if test $cf_path != default ; then
3440 CF_ADD_LIBS(-L$cf_path/lib $cf_libs)
3441 AC_MSG_CHECKING(for $cf_libs in $cf_path)
3443 CF_ADD_LIBS($cf_libs)
3444 AC_MSG_CHECKING(for $cf_test in $cf_libs)
3447 #include <X11/Intrinsic.h>
3448 #include <X11/$cf_x_athena_root/SimpleMenu.h>
3450 $cf_test((XtAppContext) 0)],
3453 AC_MSG_RESULT($cf_result)
3454 if test "$cf_result" = yes ; then
3455 cf_x_athena_lib="$cf_libs"
3461 test -n "$cf_x_athena_lib" && break
3465 if test -z "$cf_x_athena_lib" ; then
3467 [Unable to successfully link Athena library (-l$cf_x_athena_root) with test program])
3470 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3471 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3473 dnl ---------------------------------------------------------------------------
3474 dnl CF_X_EXT version: 3 updated: 2010/06/02 05:03:05
3476 AC_DEFUN([CF_X_EXT],[
3477 CF_TRY_PKG_CONFIG(Xext,,[
3478 AC_CHECK_LIB(Xext,XextCreateExtension,
3479 [CF_ADD_LIB(Xext)])])
3481 dnl ---------------------------------------------------------------------------
3482 dnl CF_X_TOOLKIT version: 21 updated: 2012/10/04 06:57:36
3484 dnl Check for X Toolkit libraries
3486 AC_DEFUN([CF_X_TOOLKIT],
3488 AC_REQUIRE([AC_PATH_XTRA])
3489 AC_REQUIRE([CF_CHECK_CACHE])
3493 CF_TRY_PKG_CONFIG(xt,[
3495 case "x$LIBS" in #(vi
3499 # we have an "xt" package, but it may omit Xt's dependency on X11
3500 AC_CACHE_CHECK(for usable X dependency,cf_cv_xt_x11_compat,[
3502 #include <X11/Xlib.h>
3504 int rc1 = XDrawLine((Display*) 0, (Drawable) 0, (GC) 0, 0, 0, 0, 0);
3505 int rc2 = XClearWindow((Display*) 0, (Window) 0);
3506 int rc3 = XMoveWindow((Display*) 0, (Window) 0, 0, 0);
3507 int rc4 = XMoveResizeWindow((Display*)0, (Window)0, 0, 0, 0, 0);
3508 ],[cf_cv_xt_x11_compat=yes],[cf_cv_xt_x11_compat=no])])
3509 if test "$cf_cv_xt_x11_compat" = no
3511 CF_VERBOSE(work around broken X11 dependency)
3512 # 2010/11/19 - good enough until a working Xt on Xcb is delivered.
3513 CF_TRY_PKG_CONFIG(x11,,[CF_ADD_LIB_AFTER(-lXt,-lX11)])
3518 AC_CACHE_CHECK(for usable X Toolkit package,cf_cv_xt_ice_compat,[
3520 #include <X11/Shell.h>
3521 ],[int num = IceConnectionNumber(0)
3522 ],[cf_cv_xt_ice_compat=yes],[cf_cv_xt_ice_compat=no])])
3524 if test "$cf_cv_xt_ice_compat" = no
3526 # workaround for broken ".pc" files used for X Toolkit.
3527 case "x$X_PRE_LIBS" in #(vi
3529 case "x$LIBS" in #(vi
3533 CF_VERBOSE(work around broken ICE dependency)
3534 CF_TRY_PKG_CONFIG(ice,
3535 [CF_TRY_PKG_CONFIG(sm)],
3536 [CF_ADD_LIB_AFTER(-lXt,$X_PRE_LIBS)])
3546 LDFLAGS="$X_LIBS $LDFLAGS"
3547 CF_CHECK_CFLAGS($X_CFLAGS)
3549 AC_CHECK_FUNC(XOpenDisplay,,[
3550 AC_CHECK_LIB(X11,XOpenDisplay,
3552 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3554 AC_CHECK_FUNC(XtAppInitialize,,[
3555 AC_CHECK_LIB(Xt, XtAppInitialize,
3556 [AC_DEFINE(HAVE_LIBXT,1,[Define to 1 if we can compile with the Xt library])
3558 LIBS="-lXt $X_PRE_LIBS $LIBS $X_EXTRA_LIBS"],,
3559 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3562 if test $cf_have_X_LIBS = no ; then
3564 [Unable to successfully link X Toolkit library (-lXt) with
3565 test program. You will have to check and add the proper libraries by hand
3569 dnl ---------------------------------------------------------------------------
3570 dnl CF__CURSES_HEAD version: 2 updated: 2010/10/23 15:54:49
3572 dnl Define a reusable chunk which includes <curses.h> and <term.h> when they
3573 dnl are both available.
3574 define([CF__CURSES_HEAD],[
3576 #include <xcurses.h>
3577 char * XCursesProgramName = "test";
3579 #include <${cf_cv_ncurses_header:-curses.h}>
3580 #if defined(NCURSES_VERSION) && defined(HAVE_NCURSESW_TERM_H)
3581 #include <ncursesw/term.h>
3582 #elif defined(NCURSES_VERSION) && defined(HAVE_NCURSES_TERM_H)
3583 #include <ncurses/term.h>
3584 #elif defined(HAVE_TERM_H)