1 dnl***************************************************************************
2 dnl Copyright (c) 2003-2011,2012 Free Software Foundation, Inc. *
4 dnl Permission is hereby granted, free of charge, to any person obtaining a *
5 dnl copy of this software and associated documentation files (the *
6 dnl "Software"), to deal in the Software without restriction, including *
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15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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27 dnl***************************************************************************
29 dnl $Id: aclocal.m4,v 1.75 2012/04/01 00:14:58 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: 2 updated: 2011/05/08 11:22:03
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([m4_version_compare],
53 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
54 [CF_ACVERSION_COMPARE(
55 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
56 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
57 dnl ---------------------------------------------------------------------------
58 dnl CF_ACVERSION_COMPARE version: 2 updated: 2011/04/14 20:56:50
59 dnl --------------------
60 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
61 dnl MAJOR2, MINOR2, TERNARY2,
62 dnl PRINTABLE2, not FOUND, FOUND)
63 define(CF_ACVERSION_COMPARE,
64 [ifelse(builtin([eval], [$2 < $5]), 1,
65 [ifelse([$8], , ,[$8])],
66 [ifelse([$9], , ,[$9])])])dnl
67 dnl ---------------------------------------------------------------------------
68 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
70 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
71 dnl The second parameter if given makes this macro verbose.
73 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
74 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
75 dnl confused by the quotes (which require backslashes to keep them usable).
76 AC_DEFUN([CF_ADD_CFLAGS],
81 cf_new_extra_cppflags=
83 for cf_add_cflags in $1
85 case $cf_fix_cppflags in
87 case $cf_add_cflags in #(vi
88 -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
89 case $cf_add_cflags in
91 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
93 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
94 && test -z "${cf_tst_cflags}" \
95 && cf_fix_cppflags=yes
97 if test $cf_fix_cppflags = yes ; then
98 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
100 elif test "${cf_tst_cflags}" = "\"'" ; then
101 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
107 *$cf_add_cflags) #(vi
110 case $cf_add_cflags in #(vi
112 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
113 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
116 cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
121 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
126 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
128 cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
130 test "${cf_add_cflags}" != "${cf_tst_cflags}" \
131 && test -z "${cf_tst_cflags}" \
132 && cf_fix_cppflags=no
137 if test -n "$cf_new_cflags" ; then
138 ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
139 CFLAGS="$CFLAGS $cf_new_cflags"
142 if test -n "$cf_new_cppflags" ; then
143 ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
144 CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
147 if test -n "$cf_new_extra_cppflags" ; then
148 ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
149 EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
152 AC_SUBST(EXTRA_CPPFLAGS)
155 dnl ---------------------------------------------------------------------------
156 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
158 dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's
159 dnl redundant. We don't normally need to add -I/usr/local/include for gcc,
160 dnl but old versions (and some misinstalled ones) need that. To make things
161 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
162 dnl the include-path).
163 AC_DEFUN([CF_ADD_INCDIR],
165 if test -n "$1" ; then
166 for cf_add_incdir in $1
168 while test $cf_add_incdir != /usr/include
170 if test -d $cf_add_incdir
173 if test -n "$CFLAGS$CPPFLAGS" ; then
174 # a loop is needed to ensure we can add subdirs of existing dirs
175 for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
176 if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
177 cf_have_incdir=yes; break
182 if test "$cf_have_incdir" = no ; then
183 if test "$cf_add_incdir" = /usr/local/include ; then
186 cf_save_CPPFLAGS=$CPPFLAGS
187 CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
188 AC_TRY_COMPILE([#include <stdio.h>],
191 [cf_have_incdir=yes])
192 CPPFLAGS=$cf_save_CPPFLAGS
197 if test "$cf_have_incdir" = no ; then
198 CF_VERBOSE(adding $cf_add_incdir to include-path)
199 ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
201 cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
202 test "$cf_top_incdir" = "$cf_add_incdir" && break
203 cf_add_incdir="$cf_top_incdir"
212 dnl ---------------------------------------------------------------------------
213 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
215 dnl Add a library, used to enforce consistency.
217 dnl $1 = library to add, without the "-l"
218 dnl $2 = variable to update (default $LIBS)
219 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
220 dnl ---------------------------------------------------------------------------
221 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
223 dnl Adds to the library-path
225 dnl Some machines have trouble with multiple -L options.
227 dnl $1 is the (list of) directory(s) to add
228 dnl $2 is the optional name of the variable to update (default LDFLAGS)
230 AC_DEFUN([CF_ADD_LIBDIR],
232 if test -n "$1" ; then
233 for cf_add_libdir in $1
235 if test $cf_add_libdir = /usr/lib ; then
237 elif test -d $cf_add_libdir
240 if test -n "$LDFLAGS$LIBS" ; then
241 # a loop is needed to ensure we can add subdirs of existing dirs
242 for cf_test_libdir in $LDFLAGS $LIBS ; do
243 if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
244 cf_have_libdir=yes; break
248 if test "$cf_have_libdir" = no ; then
249 CF_VERBOSE(adding $cf_add_libdir to library-path)
250 ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
256 dnl ---------------------------------------------------------------------------
257 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
259 dnl Add one or more libraries, used to enforce consistency.
261 dnl $1 = libraries to add, with the "-l", etc.
262 dnl $2 = variable to update (default $LIBS)
263 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
264 dnl ---------------------------------------------------------------------------
265 dnl CF_ADD_LIB_AFTER version: 2 updated: 2010/11/08 20:33:46
267 dnl Add a given library after another, e.g., following the one it satisfies a
270 dnl $1 = the first library
271 dnl $2 = its dependency
272 AC_DEFUN([CF_ADD_LIB_AFTER],[
273 CF_VERBOSE(...before $LIBS)
274 LIBS=`echo "$LIBS" | sed -e "s/[[ ]][[ ]]*/ /g" -e "s,$1 ,$1 $2 ," -e 's/ / /g'`
275 CF_VERBOSE(...after $LIBS)
277 dnl ---------------------------------------------------------------------------
278 dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
279 dnl ------------------
280 dnl Append to a search-list for a nonstandard header/lib-file
281 dnl $1 = the variable to return as result
282 dnl $2 = the package name
283 dnl $3 = the subdirectory, e.g., bin, include or lib
284 dnl $4 = the directory under which we will test for subdirectories
285 dnl $5 = a directory that we do not want $4 to match
286 AC_DEFUN([CF_ADD_SUBDIR_PATH],
288 test "$4" != "$5" && \
290 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
291 test -n "$verbose" && echo " ... testing for $3-directories under $4"
292 test -d $4/$3 && $1="[$]$1 $4/$3"
293 test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2"
294 test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3"
295 test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3"
296 test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2"
299 dnl ---------------------------------------------------------------------------
300 dnl CF_ANSI_CC_CHECK version: 11 updated: 2011/07/01 19:47:45
302 dnl This was originally adapted from the macros 'fp_PROG_CC_STDC' and
303 dnl 'fp_C_PROTOTYPES' in the sharutils 4.2 distribution.
304 AC_DEFUN([CF_ANSI_CC_CHECK],
306 # This should have been defined by AC_PROG_CC
309 # Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
310 # into CC. This will not help with broken scripts that wrap the compiler with
311 # options, but eliminates a more common category of user confusion.
312 AC_MSG_CHECKING(\$CC variable)
315 AC_MSG_RESULT(broken)
316 AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
318 cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'`
319 CC=`echo "$CC" | sed -e 's/[[ ]].*//'`
320 CF_ADD_CFLAGS($cf_flags)
327 AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
329 cf_save_CFLAGS="$CFLAGS"
330 cf_save_CPPFLAGS="$CPPFLAGS"
331 # Don't try gcc -ansi; that turns off useful extensions and
332 # breaks some systems' header files.
334 # Ultrix and OSF/1 -std1
335 # HP-UX -Aa -D_HPUX_SOURCE
337 # UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes)
338 for cf_arg in "-DCC_HAS_PROTOS" \
343 "-Aa -D_HPUX_SOURCE" \
346 CF_ADD_CFLAGS($cf_arg)
349 #ifndef CC_HAS_PROTOS
350 #if !defined(__STDC__) || (__STDC__ != 1)
355 int test (int i, double x);
356 struct s1 {int (*f) (int a);};
357 struct s2 {int (*f) (double a);};],
358 [cf_cv_ansi_cc="$cf_arg"; break])
360 CFLAGS="$cf_save_CFLAGS"
361 CPPFLAGS="$cf_save_CPPFLAGS"
364 if test "$cf_cv_ansi_cc" != "no"; then
365 if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
366 CF_ADD_CFLAGS($cf_cv_ansi_cc)
368 AC_DEFINE(CC_HAS_PROTOS)
372 dnl ---------------------------------------------------------------------------
373 dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54
375 dnl For programs that must use an ANSI compiler, obtain compiler options that
376 dnl will make it recognize prototypes. We'll do preprocessor checks in other
377 dnl macros, since tools such as unproto can fake prototypes, but only part of
378 dnl the preprocessor.
379 AC_DEFUN([CF_ANSI_CC_REQD],
380 [AC_REQUIRE([CF_ANSI_CC_CHECK])
381 if test "$cf_cv_ansi_cc" = "no"; then
383 [Your compiler does not appear to recognize prototypes.
384 You have the following choices:
385 a. adjust your compiler options
386 b. get an up-to-date compiler
387 c. use a wrapper such as unproto])
390 dnl ---------------------------------------------------------------------------
391 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
393 dnl Allow user to disable a normally-on option.
394 AC_DEFUN([CF_ARG_DISABLE],
395 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
396 dnl ---------------------------------------------------------------------------
397 dnl CF_ARG_ENABLE version: 3 updated: 1999/03/30 17:24:31
399 dnl Allow user to enable a normally-off option.
400 AC_DEFUN([CF_ARG_ENABLE],
401 [CF_ARG_OPTION($1,[$2],[$3],[$4],no)])dnl
402 dnl ---------------------------------------------------------------------------
403 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
405 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
411 dnl $3 = action to perform if option is not default
412 dnl $4 = action if perform if option is default
413 dnl $5 = default option value (either 'yes' or 'no')
414 AC_DEFUN([CF_ARG_OPTION],
415 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
416 if test "$enableval" != "$5" ; then
418 ,[ $3]) ifelse([$4],,,[
421 fi],[enableval=$5 ifelse([$4],,,[
425 dnl ---------------------------------------------------------------------------
426 dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
428 dnl Check if we're accidentally using a cache from a different machine.
429 dnl Derive the system name, as a check for reusing the autoconf cache.
431 dnl If we've packaged config.guess and config.sub, run that (since it does a
432 dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
433 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
434 dnl which is useful in cross-compiles.
436 dnl Note: we would use $ac_config_sub, but that is one of the places where
437 dnl autoconf 2.5x broke compatibility with autoconf 2.13
438 AC_DEFUN([CF_CHECK_CACHE],
440 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
441 ifelse([$1],,[AC_CANONICAL_HOST],[$1])
442 system_name="$host_os"
444 system_name="`(uname -s -r) 2>/dev/null`"
445 if test -z "$system_name" ; then
446 system_name="`(hostname) 2>/dev/null`"
449 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
450 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
452 test -z "$system_name" && system_name="$cf_cv_system_name"
453 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
455 if test ".$system_name" != ".$cf_cv_system_name" ; then
456 AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
457 AC_MSG_ERROR("Please remove config.cache and try again.")
460 dnl ---------------------------------------------------------------------------
461 dnl CF_CHECK_CFLAGS version: 2 updated: 2001/12/30 19:09:58
463 dnl Conditionally add to $CFLAGS and $CPPFLAGS values which are derived from
464 dnl a build-configuration such as imake. These have the pitfall that they
465 dnl often contain compiler-specific options which we cannot use, mixed with
466 dnl preprocessor options that we usually can.
467 AC_DEFUN([CF_CHECK_CFLAGS],
469 CF_VERBOSE(checking additions to CFLAGS)
470 cf_check_cflags="$CFLAGS"
471 cf_check_cppflags="$CPPFLAGS"
472 CF_ADD_CFLAGS($1,yes)
473 if test "$cf_check_cflags" != "$CFLAGS" ; then
474 AC_TRY_LINK([#include <stdio.h>],[printf("Hello world");],,
475 [CF_VERBOSE(test-compile failed. Undoing change to \$CFLAGS)
476 if test "$cf_check_cppflags" != "$CPPFLAGS" ; then
477 CF_VERBOSE(but keeping change to \$CPPFLAGS)
479 CFLAGS="$cf_check_flags"])
482 dnl ---------------------------------------------------------------------------
483 dnl CF_CURSES_ACS_MAP version: 6 updated: 2010/10/23 15:54:49
484 dnl -----------------
485 dnl Check for likely values of acs_map[]:
486 AC_DEFUN([CF_CURSES_ACS_MAP],
488 AC_REQUIRE([CF_NCURSES_WRAP_PREFIX])dnl
489 AC_CACHE_CHECK(for alternate character set array, cf_cv_curses_acs_map,[
490 cf_cv_curses_acs_map=unknown
491 for name in acs_map _acs_map __acs_map ${NCURSES_WRAP_PREFIX}acs_map
494 #include <${cf_cv_ncurses_header:-curses.h}>
496 $name['k'] = ACS_PLUS
497 ],[cf_cv_curses_acs_map=$name; break])
501 test "$cf_cv_curses_acs_map" != unknown && AC_DEFINE_UNQUOTED(CURSES_ACS_ARRAY,$cf_cv_curses_acs_map)
503 dnl ---------------------------------------------------------------------------
504 dnl CF_CURSES_CHECK_DATA version: 4 updated: 2011/01/15 16:39:24
505 dnl --------------------
506 dnl Check if curses.h defines the given data/variable.
507 dnl Use this after CF_NCURSES_CONFIG or CF_CURSES_CONFIG.
508 AC_DEFUN([CF_CURSES_CHECK_DATA],
510 AC_MSG_CHECKING(for data $1 declaration in ${cf_cv_ncurses_header:-curses.h})
512 AC_TRY_COMPILE(CF__CURSES_HEAD,[
514 ],cf_result=yes,cf_result=no)
515 AC_MSG_RESULT($cf_result)
517 if test $cf_result = yes ; then
518 CF_UPPER(cf_result,have_curses_data_$1)
519 AC_DEFINE_UNQUOTED($cf_result)
521 AC_MSG_CHECKING(for data $1 in library)
522 # BSD linkers insist on making weak linkage, but resolve at runtime.
523 AC_TRY_RUN(CF__CURSES_HEAD
529 ${cf_cv_main_return:-return}(foo == 0);
530 }],[cf_result=yes],[cf_result=no],[
532 AC_TRY_LINK(CF__CURSES_HEAD
536 ${cf_cv_main_return:-return}(foo == 0);
538 ],[cf_result=yes],[cf_result=no])
540 AC_MSG_RESULT($cf_result)
541 if test $cf_result = yes ; then
542 CF_UPPER(cf_result,decl_curses_data_$1)
543 AC_DEFINE_UNQUOTED($cf_result)
547 dnl ---------------------------------------------------------------------------
548 dnl CF_CURSES_CHECK_TYPE version: 3 updated: 2010/10/23 15:54:49
549 dnl --------------------
550 dnl Check if curses.h defines the given type
551 AC_DEFUN([CF_CURSES_CHECK_TYPE],
553 AC_MSG_CHECKING(for type $1 in ${cf_cv_ncurses_header:-curses.h})
555 #ifndef _XOPEN_SOURCE_EXTENDED
556 #define _XOPEN_SOURCE_EXTENDED
558 #include <${cf_cv_ncurses_header:-curses.h}>],[
560 ],cf_result=yes,cf_result=no)
561 AC_MSG_RESULT($cf_result)
562 if test $cf_result = yes ; then
563 CF_UPPER(cf_result,have_type_$1)
564 AC_DEFINE_UNQUOTED($cf_result)
566 AC_DEFINE_UNQUOTED($1,$2)
569 dnl ---------------------------------------------------------------------------
570 dnl CF_CURSES_CONFIG version: 2 updated: 2006/10/29 11:06:27
572 dnl Tie together the configure-script macros for curses. It may be ncurses,
573 dnl but unless asked, we do not make a special search for ncurses. However,
574 dnl still check for the ncurses version number, for use in other macros.
575 AC_DEFUN([CF_CURSES_CONFIG],
581 dnl ---------------------------------------------------------------------------
582 dnl CF_CURSES_CPPFLAGS version: 11 updated: 2011/04/09 14:51:08
583 dnl ------------------
584 dnl Look for the curses headers.
585 AC_DEFUN([CF_CURSES_CPPFLAGS],[
587 AC_CACHE_CHECK(for extra include directories,cf_cv_curses_incdir,[
588 cf_cv_curses_incdir=no
589 case $host_os in #(vi
591 if test "x$cf_cv_screen" = "xcurses_colr"
593 test -d /usr/include/curses_colr && \
594 cf_cv_curses_incdir="-I/usr/include/curses_colr"
598 if test "x$cf_cv_screen" = "xcurses_5lib"
600 test -d /usr/5lib && \
601 test -d /usr/5include && \
602 cf_cv_curses_incdir="-I/usr/5include"
607 test "$cf_cv_curses_incdir" != no && CPPFLAGS="$CPPFLAGS $cf_cv_curses_incdir"
612 dnl ---------------------------------------------------------------------------
613 dnl CF_CURSES_FUNCS version: 17 updated: 2011/05/14 16:07:29
615 dnl Curses-functions are a little complicated, since a lot of them are macros.
616 AC_DEFUN([CF_CURSES_FUNCS],
618 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
619 AC_REQUIRE([CF_XOPEN_CURSES])
620 AC_REQUIRE([CF_CURSES_TERM_H])
621 AC_REQUIRE([CF_CURSES_UNCTRL_H])
624 CF_UPPER(cf_tr_func,$cf_func)
625 AC_MSG_CHECKING(for ${cf_func})
626 CF_MSG_LOG(${cf_func})
627 AC_CACHE_VAL(cf_cv_func_$cf_func,[
628 eval cf_result='$ac_cv_func_'$cf_func
629 if test ".$cf_result" != ".no"; then
630 AC_TRY_LINK(CF__CURSES_HEAD,
633 long foo = (long)(&${cf_func});
634 if (foo + 1234 > 5678)
635 ${cf_cv_main_return:-return}(foo);
641 eval 'cf_cv_func_'$cf_func'=$cf_result'
643 # use the computed/retrieved cache-value:
644 eval 'cf_result=$cf_cv_func_'$cf_func
645 AC_MSG_RESULT($cf_result)
646 if test $cf_result != no; then
647 AC_DEFINE_UNQUOTED(HAVE_${cf_tr_func})
651 dnl ---------------------------------------------------------------------------
652 dnl CF_CURSES_HEADER version: 3 updated: 2011/05/01 19:47:45
654 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
655 dnl variations of ncurses' installs.
657 dnl $1 = ncurses when looking for ncurses, or is empty
658 AC_DEFUN([CF_CURSES_HEADER],[
659 AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
660 cf_cv_ncurses_header=none
661 for cf_header in ifelse($1,,,[ \
665 curses.h ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
667 AC_TRY_COMPILE([#include <${cf_header}>],
668 [initscr(); tgoto("?", 0,0)],
669 [cf_cv_ncurses_header=$cf_header; break],[])
673 if test "$cf_cv_ncurses_header" = none ; then
674 AC_MSG_ERROR(No curses header-files found)
677 # cheat, to get the right #define's for HAVE_NCURSES_H, etc.
678 AC_CHECK_HEADERS($cf_cv_ncurses_header)
680 dnl ---------------------------------------------------------------------------
681 dnl CF_CURSES_LIBS version: 35 updated: 2011/08/09 21:06:37
683 dnl Look for the curses libraries. Older curses implementations may require
684 dnl termcap/termlib to be linked as well. Call CF_CURSES_CPPFLAGS first.
685 AC_DEFUN([CF_CURSES_LIBS],[
687 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
688 AC_MSG_CHECKING(if we have identified curses libraries)
689 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
690 [initscr(); tgoto("?", 0,0)],
693 AC_MSG_RESULT($cf_result)
695 if test "$cf_result" = no ; then
696 case $host_os in #(vi
698 AC_CHECK_LIB(mytinfo,tgoto,[CF_ADD_LIBS(-lmytinfo)])
701 # Looking at HPUX 10.20, the Hcurses library is the oldest (1997), cur_colr
702 # next (1998), and xcurses "newer" (2000). There is no header file for
703 # Hcurses; the subdirectory curses_colr has the headers (curses.h and
704 # term.h) for cur_colr
705 if test "x$cf_cv_screen" = "xcurses_colr"
707 AC_CHECK_LIB(cur_colr,initscr,[
708 CF_ADD_LIBS(-lcur_colr)
709 ac_cv_func_initscr=yes
711 AC_CHECK_LIB(Hcurses,initscr,[
712 # HP's header uses __HP_CURSES, but user claims _HP_CURSES.
713 CF_ADD_LIBS(-lHcurses)
714 CPPFLAGS="$CPPFLAGS -D__HP_CURSES -D_HP_CURSES"
715 ac_cv_func_initscr=yes
720 case `arch 2>/dev/null` in
724 CF_ADD_LIBDIR(/lib64)
735 if test "x$cf_cv_screen" = "xcurses_5lib"
737 if test -d /usr/5lib ; then
738 CF_ADD_LIBDIR(/usr/5lib)
739 CF_ADD_LIBS(-lcurses -ltermcap)
742 ac_cv_func_initscr=yes
746 if test ".$ac_cv_func_initscr" != .yes ; then
751 if test ".${cf_cv_ncurses_version:-no}" != .no
753 cf_check_list="ncurses curses cursesX"
755 cf_check_list="cursesX curses ncurses"
758 # Check for library containing tgoto. Do this before curses library
759 # because it may be needed to link the test-case for initscr.
760 AC_CHECK_FUNC(tgoto,[cf_term_lib=predefined],[
761 for cf_term_lib in $cf_check_list otermcap termcap termlib unknown
763 AC_CHECK_LIB($cf_term_lib,tgoto,[break])
767 # Check for library containing initscr
768 test "$cf_term_lib" != predefined && test "$cf_term_lib" != unknown && LIBS="-l$cf_term_lib $cf_save_LIBS"
769 for cf_curs_lib in $cf_check_list xcurses jcurses pdcurses unknown
771 AC_CHECK_LIB($cf_curs_lib,initscr,[break])
773 test $cf_curs_lib = unknown && AC_MSG_ERROR(no curses library found)
775 LIBS="-l$cf_curs_lib $cf_save_LIBS"
776 if test "$cf_term_lib" = unknown ; then
777 AC_MSG_CHECKING(if we can link with $cf_curs_lib library)
778 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
782 AC_MSG_RESULT($cf_result)
783 test $cf_result = no && AC_MSG_ERROR(Cannot link curses library)
784 elif test "$cf_curs_lib" = "$cf_term_lib" ; then
786 elif test "$cf_term_lib" != predefined ; then
787 AC_MSG_CHECKING(if we need both $cf_curs_lib and $cf_term_lib libraries)
788 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
789 [initscr(); tgoto((char *)0, 0, 0);],
792 LIBS="-l$cf_curs_lib -l$cf_term_lib $cf_save_LIBS"
793 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
798 AC_MSG_RESULT($cf_result)
804 dnl ---------------------------------------------------------------------------
805 dnl CF_CURSES_TERM_H version: 9 updated: 2011/04/09 18:19:55
807 dnl SVr4 curses should have term.h as well (where it puts the definitions of
808 dnl the low-level interface). This may not be true in old/broken implementations,
809 dnl as well as in misconfigured systems (e.g., gcc configured for Solaris 2.4
810 dnl running with Solaris 2.5.1).
811 AC_DEFUN([CF_CURSES_TERM_H],
813 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
815 AC_CACHE_CHECK(for term.h, cf_cv_term_header,[
817 # If we found <ncurses/curses.h>, look for <ncurses/term.h>, but always look
818 # for <term.h> if we do not find the variant.
820 cf_header_list="term.h ncurses/term.h ncursesw/term.h"
822 case ${cf_cv_ncurses_header:-curses.h} in #(vi
824 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`term.h
825 cf_header_list="$cf_header_item $cf_header_list"
829 for cf_header in $cf_header_list
832 #include <${cf_cv_ncurses_header:-curses.h}>
833 #include <${cf_header}>],
835 [cf_cv_term_header=$cf_header
837 [cf_cv_term_header=no])
840 case $cf_cv_term_header in #(vi
842 # If curses is ncurses, some packagers still mess it up by trying to make
843 # us use GNU termcap. This handles the most common case.
844 for cf_header in ncurses/term.h ncursesw/term.h
847 #include <${cf_cv_ncurses_header:-curses.h}>
848 #ifdef NCURSES_VERSION
849 #include <${cf_header}>
854 [cf_cv_term_header=$cf_header
856 [cf_cv_term_header=no])
862 case $cf_cv_term_header in #(vi
864 AC_DEFINE(HAVE_TERM_H)
867 AC_DEFINE(HAVE_NCURSES_TERM_H)
870 AC_DEFINE(HAVE_NCURSESW_TERM_H)
874 dnl ---------------------------------------------------------------------------
875 dnl CF_CURSES_UNCTRL_H version: 1 updated: 2011/04/09 18:19:55
876 dnl ------------------
877 dnl Any X/Open curses implementation must have unctrl.h, but ncurses packages
878 dnl may put it in a subdirectory (along with ncurses' other headers, of
879 dnl course). Packages which put the headers in inconsistent locations are
881 AC_DEFUN([CF_CURSES_UNCTRL_H],
883 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
885 AC_CACHE_CHECK(for unctrl.h, cf_cv_unctrl_header,[
887 # If we found <ncurses/curses.h>, look for <ncurses/unctrl.h>, but always look
888 # for <unctrl.h> if we do not find the variant.
890 cf_header_list="unctrl.h ncurses/unctrl.h ncursesw/unctrl.h"
892 case ${cf_cv_ncurses_header:-curses.h} in #(vi
894 cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`unctrl.h
895 cf_header_list="$cf_header_item $cf_header_list"
899 for cf_header in $cf_header_list
902 #include <${cf_cv_ncurses_header:-curses.h}>
903 #include <${cf_header}>],
905 [cf_cv_unctrl_header=$cf_header
907 [cf_cv_unctrl_header=no])
910 case $cf_cv_unctrl_header in #(vi
912 AC_MSG_WARN(unctrl.h header not found)
917 case $cf_cv_unctrl_header in #(vi
919 AC_DEFINE(HAVE_UNCTRL_H)
921 ncurses/unctrl.h) #(vi
922 AC_DEFINE(HAVE_NCURSES_UNCTRL_H)
925 AC_DEFINE(HAVE_NCURSESW_UNCTRL_H)
929 dnl ---------------------------------------------------------------------------
930 dnl CF_CURSES_WACS_MAP version: 5 updated: 2011/01/15 11:28:59
931 dnl ------------------
932 dnl Check for likely values of wacs_map[].
933 AC_DEFUN([CF_CURSES_WACS_MAP],
935 AC_CACHE_CHECK(for wide alternate character set array, cf_cv_curses_wacs_map,[
936 cf_cv_curses_wacs_map=unknown
937 for name in wacs_map _wacs_map __wacs_map _nc_wacs _wacs_char
940 #ifndef _XOPEN_SOURCE_EXTENDED
941 #define _XOPEN_SOURCE_EXTENDED
943 #include <${cf_cv_ncurses_header:-curses.h}>],
944 [void *foo = &($name['k'])],
945 [cf_cv_curses_wacs_map=$name
949 test "$cf_cv_curses_wacs_map" != unknown && AC_DEFINE_UNQUOTED(CURSES_WACS_ARRAY,$cf_cv_curses_wacs_map)
951 dnl ---------------------------------------------------------------------------
952 dnl CF_CURSES_WACS_SYMBOLS version: 1 updated: 2011/01/15 11:28:59
953 dnl ----------------------
954 dnl Do a check to see if the WACS_xxx constants are defined compatibly with
955 dnl X/Open Curses. In particular, NetBSD's implementation of the WACS_xxx
956 dnl constants is broken since those constants do not point to cchar_t's.
957 AC_DEFUN([CF_CURSES_WACS_SYMBOLS],
959 AC_REQUIRE([CF_CURSES_WACS_MAP])
961 AC_CACHE_CHECK(for wide alternate character constants, cf_cv_curses_wacs_symbols,[
962 cf_cv_curses_wacs_symbols=no
963 if test "$cf_cv_curses_wacs_map" != unknown
966 #ifndef _XOPEN_SOURCE_EXTENDED
967 #define _XOPEN_SOURCE_EXTENDED
969 #include <${cf_cv_ncurses_header:-curses.h}>],
970 [cchar_t *foo = WACS_PLUS;
971 $cf_cv_curses_wacs_map['k'] = *WACS_PLUS],
972 [cf_cv_curses_wacs_symbols=yes])
975 #ifndef _XOPEN_SOURCE_EXTENDED
976 #define _XOPEN_SOURCE_EXTENDED
978 #include <${cf_cv_ncurses_header:-curses.h}>],
979 [cchar_t *foo = WACS_PLUS],
980 [cf_cv_curses_wacs_symbols=yes])
984 test "$cf_cv_curses_wacs_symbols" != no && AC_DEFINE(CURSES_WACS_SYMBOLS)
986 dnl ---------------------------------------------------------------------------
987 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
989 dnl "dirname" is not portable, so we fake it with a shell script.
990 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
991 dnl ---------------------------------------------------------------------------
992 dnl CF_DISABLE_ECHO version: 11 updated: 2009/12/13 13:16:57
994 dnl You can always use "make -n" to see the actual options, but it's hard to
995 dnl pick out/analyze warning messages when the compile-line is long.
998 dnl ECHO_LT - symbol to control if libtool is verbose
999 dnl ECHO_LD - symbol to prefix "cc -o" lines
1000 dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1001 dnl SHOW_CC - symbol to put before explicit "cc -c" lines
1002 dnl ECHO_CC - symbol to put before any "cc" line
1004 AC_DEFUN([CF_DISABLE_ECHO],[
1005 AC_MSG_CHECKING(if you want to see long compiling messages)
1006 CF_ARG_DISABLE(echo,
1007 [ --disable-echo display "compiling" commands],
1010 ECHO_LD='@echo linking [$]@;'
1011 RULE_CC='@echo compiling [$]<'
1012 SHOW_CC='@echo compiling [$]@'
1021 AC_MSG_RESULT($enableval)
1028 dnl ---------------------------------------------------------------------------
1029 dnl CF_DISABLE_LEAKS version: 6 updated: 2010/07/23 04:14:32
1030 dnl ----------------
1031 dnl Combine no-leak checks with the libraries or tools that are used for the
1033 AC_DEFUN([CF_DISABLE_LEAKS],[
1035 AC_REQUIRE([CF_WITH_DMALLOC])
1036 AC_REQUIRE([CF_WITH_DBMALLOC])
1037 AC_REQUIRE([CF_WITH_VALGRIND])
1039 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1040 AC_ARG_ENABLE(leaks,
1041 [ --disable-leaks test: free permanent memory, analyze leaks],
1042 [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1043 : ${with_no_leaks:=no})
1044 AC_MSG_RESULT($with_no_leaks)
1046 if test "$with_no_leaks" = yes ; then
1048 AC_DEFINE(YY_NO_LEAKS)
1051 dnl ---------------------------------------------------------------------------
1052 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1053 dnl ---------------------
1054 dnl The rpath-hack makes it simpler to build programs, particularly with the
1055 dnl *BSD ports which may have essential libraries in unusual places. But it
1056 dnl can interfere with building an executable for the base system. Use this
1057 dnl option in that case.
1058 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1060 AC_MSG_CHECKING(if rpath-hack should be disabled)
1061 CF_ARG_DISABLE(rpath-hack,
1062 [ --disable-rpath-hack don't add rpath options for additional libraries],
1063 [cf_disable_rpath_hack=yes],
1064 [cf_disable_rpath_hack=no])
1065 AC_MSG_RESULT($cf_disable_rpath_hack)
1066 if test "$cf_disable_rpath_hack" = no ; then
1070 dnl ---------------------------------------------------------------------------
1071 dnl CF_ENABLE_WARNINGS version: 4 updated: 2009/07/26 17:53:03
1072 dnl ------------------
1073 dnl Configure-option to enable gcc warnings
1074 AC_DEFUN([CF_ENABLE_WARNINGS],[
1075 if ( test "$GCC" = yes || test "$GXX" = yes )
1077 AC_MSG_CHECKING(if you want to turn on gcc warnings)
1078 CF_ARG_ENABLE(warnings,
1079 [ --enable-warnings test: turn on gcc compiler warnings],
1080 [with_warnings=yes],
1082 AC_MSG_RESULT($with_warnings)
1083 if test "$with_warnings" = "yes"
1090 dnl ---------------------------------------------------------------------------
1091 dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
1093 dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
1094 dnl prefer a standard location, and use -L options only if we do not find the
1095 dnl library in the standard library location(s).
1096 dnl $1 = library name
1097 dnl $2 = library class, usually the same as library name
1099 dnl $4 = code fragment to compile/link
1100 dnl $5 = corresponding function-name
1101 dnl $6 = flag, nonnull if failure should not cause an error-exit
1103 dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
1104 dnl to use a -L option.
1105 AC_DEFUN([CF_FIND_LIBRARY],
1107 eval 'cf_cv_have_lib_'$1'=no'
1110 eval 'cf_cv_have_lib_'$1'=yes',[
1111 cf_save_LIBS="$LIBS"
1112 AC_MSG_CHECKING(for $5 in -l$1)
1114 AC_TRY_LINK([$3],[$4],
1116 eval 'cf_cv_have_lib_'$1'=yes'
1119 CF_LIBRARY_PATH(cf_search,$2)
1120 for cf_libdir in $cf_search
1122 AC_MSG_CHECKING(for -l$1 in $cf_libdir)
1123 LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
1124 AC_TRY_LINK([$3],[$4],
1126 eval 'cf_cv_have_lib_'$1'=yes'
1129 LIBS="$cf_save_LIBS"])
1133 eval 'cf_found_library=[$]cf_cv_have_lib_'$1
1135 if test $cf_found_library = no ; then
1136 AC_MSG_ERROR(Cannot link $1 library)
1140 dnl ---------------------------------------------------------------------------
1141 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1143 dnl Find a library (specifically the linkage used in the code fragment),
1144 dnl searching for it if it is not already in the library path.
1145 dnl See also CF_ADD_SEARCHPATH.
1147 dnl Parameters (4-on are optional):
1148 dnl $1 = headers for library entrypoint
1149 dnl $2 = code fragment for library entrypoint
1150 dnl $3 = the library name without the "-l" option or ".so" suffix.
1151 dnl $4 = action to perform if successful (default: update CPPFLAGS, etc)
1152 dnl $5 = action to perform if not successful
1153 dnl $6 = module name, if not the same as the library name
1154 dnl $7 = extra libraries
1156 dnl Sets these variables:
1157 dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1158 dnl $cf_cv_header_path_$3 - include-directory if needed
1159 dnl $cf_cv_library_path_$3 - library-directory if needed
1160 dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1161 AC_DEFUN([CF_FIND_LINKAGE],[
1163 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1164 # will be set on completion of the AC_TRY_LINK below.
1165 cf_cv_header_path_$3=
1166 cf_cv_library_path_$3=
1168 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1170 cf_save_LIBS="$LIBS"
1172 AC_TRY_LINK([$1],[$2],[
1173 cf_cv_find_linkage_$3=yes
1174 cf_cv_header_path_$3=/usr/include
1175 cf_cv_library_path_$3=/usr/lib
1178 LIBS="-l$3 $7 $cf_save_LIBS"
1180 AC_TRY_LINK([$1],[$2],[
1181 cf_cv_find_linkage_$3=yes
1182 cf_cv_header_path_$3=/usr/include
1183 cf_cv_library_path_$3=/usr/lib
1184 cf_cv_library_file_$3="-l$3"
1186 cf_cv_find_linkage_$3=no
1187 LIBS="$cf_save_LIBS"
1189 CF_VERBOSE(find linkage for $3 library)
1190 CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1192 cf_save_CPPFLAGS="$CPPFLAGS"
1193 cf_test_CPPFLAGS="$CPPFLAGS"
1195 CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1196 for cf_cv_header_path_$3 in $cf_search
1198 if test -d $cf_cv_header_path_$3 ; then
1199 CF_VERBOSE(... testing $cf_cv_header_path_$3)
1200 CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1201 AC_TRY_COMPILE([$1],[$2],[
1202 CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1203 cf_cv_find_linkage_$3=maybe
1204 cf_test_CPPFLAGS="$CPPFLAGS"
1206 CPPFLAGS="$cf_save_CPPFLAGS"
1211 if test "$cf_cv_find_linkage_$3" = maybe ; then
1213 CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1215 cf_save_LIBS="$LIBS"
1216 cf_save_LDFLAGS="$LDFLAGS"
1219 CPPFLAGS="$cf_test_CPPFLAGS"
1220 LIBS="-l$3 $7 $cf_save_LIBS"
1221 AC_TRY_LINK([$1],[$2],[
1222 CF_VERBOSE(... found $3 library in system)
1223 cf_cv_find_linkage_$3=yes])
1224 CPPFLAGS="$cf_save_CPPFLAGS"
1225 LIBS="$cf_save_LIBS"
1228 if test "$cf_cv_find_linkage_$3" != yes ; then
1229 CF_LIBRARY_PATH(cf_search,$3)
1230 for cf_cv_library_path_$3 in $cf_search
1232 if test -d $cf_cv_library_path_$3 ; then
1233 CF_VERBOSE(... testing $cf_cv_library_path_$3)
1234 CPPFLAGS="$cf_test_CPPFLAGS"
1235 LIBS="-l$3 $7 $cf_save_LIBS"
1236 LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1237 AC_TRY_LINK([$1],[$2],[
1238 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1239 cf_cv_find_linkage_$3=yes
1240 cf_cv_library_file_$3="-l$3"
1242 CPPFLAGS="$cf_save_CPPFLAGS"
1243 LIBS="$cf_save_LIBS"
1244 LDFLAGS="$cf_save_LDFLAGS"
1248 CPPFLAGS="$cf_save_CPPFLAGS"
1249 LDFLAGS="$cf_save_LDFLAGS"
1253 cf_cv_find_linkage_$3=no
1258 LIBS="$cf_save_LIBS"
1260 if test "$cf_cv_find_linkage_$3" = yes ; then
1262 CF_ADD_INCDIR($cf_cv_header_path_$3)
1263 CF_ADD_LIBDIR($cf_cv_library_path_$3)
1267 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1270 dnl ---------------------------------------------------------------------------
1271 dnl CF_FUNC_CURSES_VERSION version: 5 updated: 2010/10/23 15:54:49
1272 dnl ----------------------
1273 dnl Solaris has a data item 'curses_version', which confuses AC_CHECK_FUNCS.
1274 dnl It's a character string "SVR4", not documented.
1275 AC_DEFUN([CF_FUNC_CURSES_VERSION],
1277 AC_CACHE_CHECK(for function curses_version, cf_cv_func_curses_version,[
1279 #include <${cf_cv_ncurses_header:-curses.h}>
1283 sprintf(temp, "%s\n", curses_version());
1284 ${cf_cv_main_return:-return}(0);
1286 ,[cf_cv_func_curses_version=yes]
1287 ,[cf_cv_func_curses_version=no]
1288 ,[cf_cv_func_curses_version=unknown])
1290 test "$cf_cv_func_curses_version" = yes && AC_DEFINE(HAVE_CURSES_VERSION)
1292 dnl ---------------------------------------------------------------------------
1293 dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
1294 dnl -----------------
1295 dnl Test for availability of useful gcc __attribute__ directives to quiet
1296 dnl compiler warnings. Though useful, not all are supported -- and contrary
1297 dnl to documentation, unrecognized directives cause older compilers to barf.
1298 AC_DEFUN([CF_GCC_ATTRIBUTES],
1300 if test "$GCC" = yes
1302 cat > conftest.i <<EOF
1304 #define GCC_PRINTF 0
1309 #ifndef GCC_NORETURN
1310 #define GCC_NORETURN /* nothing */
1313 #define GCC_UNUSED /* nothing */
1316 if test "$GCC" = yes
1318 AC_CHECKING([for $CC __attribute__ directives])
1319 cat > conftest.$ac_ext <<EOF
1320 #line __oline__ "${as_me:-configure}"
1321 #include "confdefs.h"
1322 #include "conftest.h"
1323 #include "conftest.i"
1325 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1327 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1330 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1332 #define GCC_SCANFLIKE(fmt,var) /*nothing*/
1334 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1335 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1336 extern void foo(void) GCC_NORETURN;
1337 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1339 cf_printf_attribute=no
1340 cf_scanf_attribute=no
1341 for cf_attribute in scanf printf unused noreturn
1343 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1344 cf_directive="__attribute__(($cf_attribute))"
1345 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1347 case $cf_attribute in #(vi
1349 cf_printf_attribute=yes
1350 cat >conftest.h <<EOF
1351 #define GCC_$cf_ATTRIBUTE 1
1355 cf_scanf_attribute=yes
1356 cat >conftest.h <<EOF
1357 #define GCC_$cf_ATTRIBUTE 1
1361 cat >conftest.h <<EOF
1362 #define GCC_$cf_ATTRIBUTE $cf_directive
1367 if AC_TRY_EVAL(ac_compile); then
1368 test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1369 cat conftest.h >>confdefs.h
1370 case $cf_attribute in #(vi
1372 if test "$cf_printf_attribute" = no ; then
1373 cat >>confdefs.h <<EOF
1374 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
1377 cat >>confdefs.h <<EOF
1378 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1383 if test "$cf_scanf_attribute" = no ; then
1384 cat >>confdefs.h <<EOF
1385 #define GCC_SCANFLIKE(fmt,var) /* nothing */
1388 cat >>confdefs.h <<EOF
1389 #define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
1397 fgrep define conftest.i >>confdefs.h
1402 dnl ---------------------------------------------------------------------------
1403 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
1405 dnl Find version of gcc
1406 AC_DEFUN([CF_GCC_VERSION],[
1407 AC_REQUIRE([AC_PROG_CC])
1409 if test "$GCC" = yes ; then
1410 AC_MSG_CHECKING(version of $CC)
1411 GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1412 test -z "$GCC_VERSION" && GCC_VERSION=unknown
1413 AC_MSG_RESULT($GCC_VERSION)
1416 dnl ---------------------------------------------------------------------------
1417 dnl CF_GCC_WARNINGS version: 28 updated: 2012/03/31 20:10:46
1419 dnl Check if the compiler supports useful warning options. There's a few that
1420 dnl we don't use, simply because they're too noisy:
1422 dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1423 dnl -Wredundant-decls (system headers make this too noisy)
1424 dnl -Wtraditional (combines too many unrelated messages, only a few useful)
1425 dnl -Wwrite-strings (too noisy, but should review occasionally). This
1426 dnl is enabled for ncurses using "--enable-const".
1430 dnl $1 is an optional list of gcc warning flags that a particular
1431 dnl application might want to use, e.g., "no-unused" for
1434 dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
1436 AC_DEFUN([CF_GCC_WARNINGS],
1438 AC_REQUIRE([CF_GCC_VERSION])
1439 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1441 cat > conftest.$ac_ext <<EOF
1442 #line __oline__ "${as_me:-configure}"
1443 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1446 if test "$INTEL_COMPILER" = yes
1448 # The "-wdXXX" options suppress warnings:
1449 # remark #1419: external declaration in primary source file
1450 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1451 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1452 # remark #193: zero used for undefined preprocessing identifier
1453 # remark #593: variable "curs_sb_left_arrow" was set but never used
1454 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1455 # remark #869: parameter "tw" was never referenced
1456 # remark #981: operands are evaluated in unspecified order
1457 # warning #279: controlling expression is constant
1459 AC_CHECKING([for $CC warning options])
1460 cf_save_CFLAGS="$CFLAGS"
1461 EXTRA_CFLAGS="-Wall"
1473 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1474 if AC_TRY_EVAL(ac_compile); then
1475 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1476 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1479 CFLAGS="$cf_save_CFLAGS"
1481 elif test "$GCC" = yes
1483 AC_CHECKING([for $CC warning options])
1484 cf_save_CFLAGS="$CFLAGS"
1487 test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1488 for cf_opt in W Wall \
1489 Wbad-function-cast \
1493 Wmissing-declarations \
1494 Wmissing-prototypes \
1498 Wstrict-prototypes \
1499 Wundef $cf_warn_CONST $1
1501 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1502 if AC_TRY_EVAL(ac_compile); then
1503 test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1504 case $cf_opt in #(vi
1506 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1509 case $GCC_VERSION in
1511 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1515 Wpointer-arith) #(vi
1516 case $GCC_VERSION in
1518 CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1523 EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1526 CFLAGS="$cf_save_CFLAGS"
1530 AC_SUBST(EXTRA_CFLAGS)
1532 dnl ---------------------------------------------------------------------------
1533 dnl CF_GETOPT_HEADER version: 4 updated: 2009/08/31 20:07:52
1534 dnl ----------------
1535 dnl Check for getopt's variables which are commonly defined in stdlib.h,
1536 dnl unistd.h or (nonstandard) in getopt.h
1537 AC_DEFUN([CF_GETOPT_HEADER],
1539 AC_HAVE_HEADERS(unistd.h getopt.h)
1540 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
1541 cf_cv_getopt_header=none
1542 for cf_header in stdio.h stdlib.h unistd.h getopt.h
1545 #include <$cf_header>],
1546 [int x = optind; char *y = optarg],
1547 [cf_cv_getopt_header=$cf_header
1551 if test $cf_cv_getopt_header != none ; then
1552 AC_DEFINE(HAVE_GETOPT_HEADER)
1555 dnl ---------------------------------------------------------------------------
1556 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
1558 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
1559 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
1560 dnl (or misfeature) of glibc2, which breaks portability of many applications,
1561 dnl since it is interwoven with GNU extensions.
1563 dnl Well, yes we could work around it...
1564 AC_DEFUN([CF_GNU_SOURCE],
1566 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
1567 AC_TRY_COMPILE([#include <sys/types.h>],[
1568 #ifndef _XOPEN_SOURCE
1571 [cf_cv_gnu_source=no],
1572 [cf_save="$CPPFLAGS"
1573 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1574 AC_TRY_COMPILE([#include <sys/types.h>],[
1575 #ifdef _XOPEN_SOURCE
1578 [cf_cv_gnu_source=no],
1579 [cf_cv_gnu_source=yes])
1583 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
1585 dnl ---------------------------------------------------------------------------
1586 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
1588 dnl Construct a search-list of directories for a nonstandard header-file
1591 dnl $1 = the variable to return as result
1592 dnl $2 = the package name
1593 AC_DEFUN([CF_HEADER_PATH],
1597 # collect the current set of include-directories from compiler flags
1598 cf_header_path_list=""
1599 if test -n "${CFLAGS}${CPPFLAGS}" ; then
1600 for cf_header_path in $CPPFLAGS $CFLAGS
1602 case $cf_header_path in #(vi
1604 cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
1605 CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
1606 cf_header_path_list="$cf_header_path_list [$]$1"
1612 # add the variations for the package we are looking for
1613 CF_SUBDIR_PATH($1,$2,include)
1615 test "$includedir" != NONE && \
1616 test "$includedir" != "/usr/include" && \
1617 test -d "$includedir" && {
1618 test -d $includedir && $1="[$]$1 $includedir"
1619 test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
1622 test "$oldincludedir" != NONE && \
1623 test "$oldincludedir" != "/usr/include" && \
1624 test -d "$oldincludedir" && {
1625 test -d $oldincludedir && $1="[$]$1 $oldincludedir"
1626 test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
1629 $1="[$]$1 $cf_header_path_list"
1631 dnl ---------------------------------------------------------------------------
1632 dnl CF_INHERIT_SCRIPT version: 2 updated: 2003/03/01 23:50:42
1633 dnl -----------------
1634 dnl If we do not have a given script, look for it in the parent directory.
1635 AC_DEFUN([CF_INHERIT_SCRIPT],
1637 test -f $1 || ( test -f ../$1 && cp ../$1 ./ )
1639 dnl ---------------------------------------------------------------------------
1640 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
1641 dnl -----------------
1642 dnl Check if the given compiler is really the Intel compiler for Linux. It
1643 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
1644 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
1646 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
1647 dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
1648 dnl the wrappers for gcc and g++ warnings.
1650 dnl $1 = GCC (default) or GXX
1651 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
1652 dnl $3 = CFLAGS (default) or CXXFLAGS
1653 AC_DEFUN([CF_INTEL_COMPILER],[
1654 ifelse([$2],,INTEL_COMPILER,[$2])=no
1656 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
1659 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
1660 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
1661 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
1663 #ifdef __INTEL_COMPILER
1667 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
1668 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
1670 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
1671 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
1676 dnl ---------------------------------------------------------------------------
1677 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
1679 dnl For the given system and compiler, find the compiler flags to pass to the
1680 dnl loader to use the "rpath" feature.
1681 AC_DEFUN([CF_LD_RPATH_OPT],
1683 AC_REQUIRE([CF_CHECK_CACHE])
1686 AC_MSG_CHECKING(for an rpath option)
1687 case $cf_cv_system_name in #(vi
1689 if test "$GCC" = yes; then
1690 LD_RPATH_OPT="-Wl,-rpath,"
1692 LD_RPATH_OPT="-rpath "
1695 linux*|gnu*|k*bsd*-gnu) #(vi
1696 LD_RPATH_OPT="-Wl,-rpath,"
1698 openbsd[[2-9]].*|mirbsd*) #(vi
1699 LD_RPATH_OPT="-Wl,-rpath,"
1701 dragonfly*|freebsd*) #(vi
1702 LD_RPATH_OPT="-rpath "
1705 LD_RPATH_OPT="-Wl,-rpath,"
1708 LD_RPATH_OPT="-rpath "
1716 AC_MSG_RESULT($LD_RPATH_OPT)
1718 case "x$LD_RPATH_OPT" in #(vi
1720 AC_MSG_CHECKING(if we need a space after rpath option)
1721 cf_save_LIBS="$LIBS"
1722 CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
1723 AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
1724 LIBS="$cf_save_LIBS"
1725 AC_MSG_RESULT($cf_rpath_space)
1726 test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
1730 dnl ---------------------------------------------------------------------------
1731 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
1733 dnl Construct a search-list of directories for a nonstandard library-file
1736 dnl $1 = the variable to return as result
1737 dnl $2 = the package name
1738 AC_DEFUN([CF_LIBRARY_PATH],
1741 cf_library_path_list=""
1742 if test -n "${LDFLAGS}${LIBS}" ; then
1743 for cf_library_path in $LDFLAGS $LIBS
1745 case $cf_library_path in #(vi
1747 cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
1748 CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
1749 cf_library_path_list="$cf_library_path_list [$]$1"
1755 CF_SUBDIR_PATH($1,$2,lib)
1757 $1="$cf_library_path_list [$]$1"
1759 dnl ---------------------------------------------------------------------------
1760 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
1762 dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
1763 dnl a monocase filesystem.
1764 AC_DEFUN([CF_MAKE_TAGS],[
1765 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
1767 AC_CHECK_PROGS(CTAGS, exctags ctags)
1768 AC_CHECK_PROGS(ETAGS, exetags etags)
1770 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
1772 if test "$cf_cv_mixedcase" = yes ; then
1773 AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
1778 if test "$MAKE_UPPER_TAGS" = yes ; then
1784 if test "$MAKE_LOWER_TAGS" = yes ; then
1793 AC_SUBST(MAKE_UPPER_TAGS)
1794 AC_SUBST(MAKE_LOWER_TAGS)
1796 dnl ---------------------------------------------------------------------------
1797 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
1799 dnl Checks for libraries. At least one UNIX system, Apple Macintosh
1800 dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler
1801 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
1802 AC_DEFUN([CF_MATH_LIB],
1804 AC_CACHE_CHECK(if -lm needed for math functions,
1810 [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
1811 [cf_cv_need_libm=no],
1812 [cf_cv_need_libm=yes])])
1813 if test "$cf_cv_need_libm" = yes
1820 dnl ---------------------------------------------------------------------------
1821 dnl CF_MIN_GETCCHAR version: 3 updated: 2010/10/23 15:54:49
1824 dnl Check whether getcchar's return value counts the trailing null in a wchar_t
1825 dnl string, or not. X/Open says it does, but Tru64 and Solaris do not do this.
1826 AC_DEFUN([CF_MIN_GETCCHAR],[
1827 AC_CACHE_CHECK(if getcchar counts trailing null,cf_cv_min_getcchar,[
1831 #include <${cf_cv_ncurses_header:-curses.h}>
1839 setcchar(temp, data, 0, 0, (void *)0);
1840 count = getcchar(temp, (wchar_t *)0, (attr_t *)0, (short *)0, (void *)0);
1841 ${cf_cv_main_return:-return}(count != 0);
1843 [cf_cv_min_getcchar=no],
1844 [cf_cv_min_getcchar=yes],
1845 [cf_cv_min_getcchar=yes])
1847 if test "$cf_cv_min_getcchar" = yes ; then
1848 AC_DEFINE(MIN_GETCCHAR,1)
1851 dnl ---------------------------------------------------------------------------
1852 dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
1853 dnl ----------------------
1854 dnl Check if the file-system supports mixed-case filenames. If we're able to
1855 dnl create a lowercase name and see it as uppercase, it doesn't support that.
1856 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
1858 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
1859 if test "$cross_compiling" = yes ; then
1860 case $target_alias in #(vi
1861 *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
1869 rm -f conftest CONFTEST
1871 if test -f CONFTEST ; then
1876 rm -f conftest CONFTEST
1879 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
1881 dnl ---------------------------------------------------------------------------
1882 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
1884 dnl Write a debug message to config.log, along with the line number in the
1885 dnl configure script.
1886 AC_DEFUN([CF_MSG_LOG],[
1887 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
1889 dnl ---------------------------------------------------------------------------
1890 dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
1891 dnl -------------------
1892 dnl Check if we can compile with ncurses' header file
1893 dnl $1 is the cache variable to set
1894 dnl $2 is the header-file to include
1895 dnl $3 is the root name (ncurses or ncursesw)
1896 AC_DEFUN([CF_NCURSES_CC_CHECK],[
1898 ]ifelse($3,ncursesw,[
1899 #define _XOPEN_SOURCE_EXTENDED
1900 #undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */
1901 #define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */
1904 #ifdef NCURSES_VERSION
1905 ]ifelse($3,ncursesw,[
1910 printf("%s\n", NCURSES_VERSION);
1922 dnl ---------------------------------------------------------------------------
1923 dnl CF_NCURSES_CONFIG version: 9 updated: 2011/11/26 15:42:05
1924 dnl -----------------
1925 dnl Tie together the configure-script macros for ncurses.
1926 dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis.
1927 dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable.
1929 dnl $1 is the root library name (default: "ncurses")
1930 AC_DEFUN([CF_NCURSES_CONFIG],
1932 cf_ncuconfig_root=ifelse($1,,ncurses,$1)
1934 echo "Looking for ${cf_ncuconfig_root}-config"
1936 CF_ACVERSION_CHECK(2.52,
1937 [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)],
1938 [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)])
1940 if test "$NCURSES_CONFIG" != none ; then
1942 CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`"
1943 CF_ADD_LIBS(`$NCURSES_CONFIG --libs`)
1945 # even with config script, some packages use no-override for curses.h
1946 CF_CURSES_HEADER(ifelse($1,,ncurses,$1))
1948 dnl like CF_NCURSES_CPPFLAGS
1951 dnl like CF_NCURSES_LIBS
1952 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root)
1953 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
1955 dnl like CF_NCURSES_VERSION
1956 cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
1960 CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1))
1961 CF_NCURSES_LIBS(ifelse($1,,ncurses,$1))
1965 dnl ---------------------------------------------------------------------------
1966 dnl CF_NCURSES_CPPFLAGS version: 20 updated: 2010/11/20 17:02:38
1967 dnl -------------------
1968 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
1969 dnl the CPPFLAGS variable so we can include its header.
1971 dnl The header files may be installed as either curses.h, or ncurses.h (would
1972 dnl be obsolete, except that some packagers prefer this name to distinguish it
1973 dnl from a "native" curses implementation). If not installed for overwrite,
1974 dnl the curses.h file would be in an ncurses subdirectory (e.g.,
1975 dnl /usr/include/ncurses), but someone may have installed overwriting the
1976 dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd
1977 dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in
1980 dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header
1981 dnl is already in the include-path, don't even bother with this, since we cannot
1982 dnl easily determine which file it is. In this case, it has to be <curses.h>.
1984 dnl The optional parameter gives the root name of the library, in case it is
1985 dnl not installed as the default curses library. That is how the
1986 dnl wide-character version of ncurses is installed.
1987 AC_DEFUN([CF_NCURSES_CPPFLAGS],
1988 [AC_REQUIRE([CF_WITH_CURSES_DIR])
1990 AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl
1991 cf_ncuhdr_root=ifelse($1,,ncurses,$1)
1993 test -n "$cf_cv_curses_dir" && \
1994 test "$cf_cv_curses_dir" != "no" && { \
1995 CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root)
1998 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
1999 cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
2000 ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
2001 for cf_header in $cf_header_list
2003 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
2004 test "$cf_cv_ncurses_h" != no && break
2011 # some applications need this, but should check for NCURSES_VERSION
2016 dnl ---------------------------------------------------------------------------
2017 dnl CF_NCURSES_EXT_FUNCS version: 3 updated: 2010/11/13 19:43:23
2018 dnl --------------------
2019 dnl Since 2007/11/17, ncurses has defined NCURSES_EXT_FUNCS; earlier versions
2020 dnl may provide these functions. Define the symbol if it is not defined, and
2022 AC_DEFUN([CF_NCURSES_EXT_FUNCS],
2024 AC_CACHE_CHECK(for ncurses extended functions,cf_cv_ncurses_ext_funcs,[
2026 #include <${cf_cv_ncurses_header:-curses.h}>],
2028 int x = NCURSES_EXT_FUNCS
2029 ],[cf_cv_ncurses_ext_funcs=defined],[
2031 #include <${cf_cv_ncurses_header:-curses.h}>],
2033 (void) assume_default_colors (0, 0);
2034 (void) curses_version ();
2035 (void) define_key (0, 0);
2036 (void) is_term_resized (0, 0);
2037 (void) key_defined (0);
2038 (void) keybound (0, 0);
2039 (void) keyok (0, 0);
2040 (void) resize_term (0, 0);
2041 (void) resizeterm (0, 0);
2042 (void) use_default_colors ();
2043 (void) use_extended_names (0);
2044 (void) wresize (0, 0, 0);],
2045 [cf_cv_ncurses_ext_funcs=yes],
2046 [cf_cv_ncurses_ext_funcs=no])
2049 test "$cf_cv_ncurses_ext_funcs" = yes && AC_DEFINE(NCURSES_EXT_FUNCS)
2051 dnl ---------------------------------------------------------------------------
2052 dnl CF_NCURSES_HEADER version: 2 updated: 2008/03/23 14:48:54
2053 dnl -----------------
2054 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
2055 dnl variations of ncurses' installs.
2057 dnl See also CF_CURSES_HEADER, which sets the same cache variable.
2058 AC_DEFUN([CF_NCURSES_HEADER],[
2060 if test "$cf_cv_ncurses_h" != no ; then
2061 cf_cv_ncurses_header=$cf_cv_ncurses_h
2064 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
2065 test -n "$verbose" && echo
2066 CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
2067 test -n "$verbose" && echo search path $cf_search
2068 cf_save2_CPPFLAGS="$CPPFLAGS"
2069 for cf_incdir in $cf_search
2071 CF_ADD_INCDIR($cf_incdir)
2076 CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
2077 if test "$cf_cv_ncurses_h2" != no ; then
2078 cf_cv_ncurses_h2=$cf_incdir/$cf_header
2079 test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG
2082 test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
2084 CPPFLAGS="$cf_save2_CPPFLAGS"
2085 test "$cf_cv_ncurses_h2" != no && break
2087 test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found)
2090 CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
2091 cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
2092 if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
2093 cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
2095 CF_ADD_INCDIR($cf_1st_incdir)
2099 # Set definitions to allow ifdef'ing for ncurses.h
2101 case $cf_cv_ncurses_header in # (vi
2103 AC_DEFINE(HAVE_NCURSES_H)
2107 case $cf_cv_ncurses_header in # (vi
2108 ncurses/curses.h|ncurses/ncurses.h)
2109 AC_DEFINE(HAVE_NCURSES_NCURSES_H)
2111 ncursesw/curses.h|ncursesw/ncurses.h)
2112 AC_DEFINE(HAVE_NCURSESW_NCURSES_H)
2117 dnl ---------------------------------------------------------------------------
2118 dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38
2120 dnl Look for the ncurses library. This is a little complicated on Linux,
2121 dnl because it may be linked with the gpm (general purpose mouse) library.
2122 dnl Some distributions have gpm linked with (bsd) curses, which makes it
2123 dnl unusable with ncurses. However, we don't want to link with gpm unless
2124 dnl ncurses has a dependency, since gpm is normally set up as a shared library,
2125 dnl and the linker will record a dependency.
2127 dnl The optional parameter gives the root name of the library, in case it is
2128 dnl not installed as the default curses library. That is how the
2129 dnl wide-character version of ncurses is installed.
2130 AC_DEFUN([CF_NCURSES_LIBS],
2131 [AC_REQUIRE([CF_NCURSES_CPPFLAGS])
2133 cf_nculib_root=ifelse($1,,ncurses,$1)
2134 # This works, except for the special case where we find gpm, but
2135 # ncurses is in a nonstandard location via $LIBS, and we really want
2138 cf_ncurses_SAVE="$LIBS"
2139 AC_CHECK_LIB(gpm,Gpm_Open,
2140 [AC_CHECK_LIB(gpm,initscr,
2141 [LIBS="$cf_ncurses_SAVE"],
2142 [cf_ncurses_LIBS="-lgpm"])])
2144 case $host_os in #(vi
2146 # This is only necessary if you are linking against an obsolete
2147 # version of ncurses (but it should do no harm, since it's static).
2148 if test "$cf_nculib_root" = ncurses ; then
2149 AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"])
2154 CF_ADD_LIBS($cf_ncurses_LIBS)
2156 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
2158 CF_ADD_LIBS(-l$cf_nculib_root)
2160 CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root,
2161 [#include <${cf_cv_ncurses_header:-curses.h}>],
2166 if test -n "$cf_ncurses_LIBS" ; then
2167 AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
2168 cf_ncurses_SAVE="$LIBS"
2169 for p in $cf_ncurses_LIBS ; do
2170 q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
2171 if test "$q" != "$LIBS" ; then
2175 AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
2176 [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
2177 [AC_MSG_RESULT(yes)],
2179 LIBS="$cf_ncurses_SAVE"])
2182 CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
2183 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
2185 dnl ---------------------------------------------------------------------------
2186 dnl CF_NCURSES_VERSION version: 13 updated: 2010/10/23 15:54:49
2187 dnl ------------------
2188 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
2189 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use
2190 dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi.
2191 AC_DEFUN([CF_NCURSES_VERSION],
2193 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
2194 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
2195 cf_cv_ncurses_version=no
2199 #include <${cf_cv_ncurses_header:-curses.h}>
2203 FILE *fp = fopen("$cf_tempfile", "w");
2204 #ifdef NCURSES_VERSION
2205 # ifdef NCURSES_VERSION_PATCH
2206 fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
2208 fprintf(fp, "%s\n", NCURSES_VERSION);
2212 fprintf(fp, "old\n");
2217 ${cf_cv_main_return:-return}(0);
2219 cf_cv_ncurses_version=`cat $cf_tempfile`],,[
2221 # This will not work if the preprocessor splits the line after the
2222 # Autoconf token. The 'unproto' program does that.
2223 cat > conftest.$ac_ext <<EOF
2224 #include <${cf_cv_ncurses_header:-curses.h}>
2226 #ifdef NCURSES_VERSION
2227 Autoconf NCURSES_VERSION
2235 cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
2237 if test -f conftest.out ; then
2238 cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
2239 test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
2245 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES)
2247 dnl ---------------------------------------------------------------------------
2248 dnl CF_NCURSES_WRAP_PREFIX version: 1 updated: 2009/03/28 16:08:10
2249 dnl ----------------------
2250 dnl Check for ncurses "wrap-prefix" used for public variables which have been
2251 dnl wrapped with a function to help with concurrency control.
2252 AC_DEFUN([CF_NCURSES_WRAP_PREFIX],
2254 AC_MSG_CHECKING(for ncurses wrap-prefix)
2255 AC_ARG_WITH(ncurses-wrap-prefix,
2256 [ --with-ncurses-wrap-prefix naming-prefix for ncurses wrapped-variables],
2257 [NCURSES_WRAP_PREFIX=$withval],
2258 [NCURSES_WRAP_PREFIX=_nc_])
2259 AC_MSG_RESULT($NCURSES_WRAP_PREFIX)
2261 AC_SUBST(NCURSES_WRAP_PREFIX)
2263 dnl ---------------------------------------------------------------------------
2264 dnl CF_NETBSD_FORM_H version: 1 updated: 2011/01/15 14:59:18
2265 dnl ----------------
2266 dnl Check for NetBSD's form.h, which is incompatible with SVr4 and ncurses.
2267 dnl Some workarounds are needed in client programs to allow them to compile.
2268 AC_DEFUN([CF_NETBSD_FORM_H],[
2269 AC_CACHE_CHECK(for NetBSD form.h,cf_cv_netbsd_form_h,[
2271 #include <${cf_cv_ncurses_header:-curses.h}>
2275 int y = current_field(form)->cursor_ypos;
2276 int x = current_field(form)->cursor_xpos;
2277 ],[cf_cv_netbsd_form_h=yes
2278 ],[cf_cv_netbsd_form_h=no])
2281 test "$cf_cv_netbsd_form_h" = yes && AC_DEFINE(HAVE_NETBSD_FORM_H)
2283 dnl ---------------------------------------------------------------------------
2284 dnl CF_NETBSD_MENU_H version: 1 updated: 2011/01/15 14:59:18
2285 dnl ----------------
2286 dnl Check for NetBSD's menu.h, which is incompatible with SVr4 and ncurses.
2287 dnl Some workarounds are needed in client programs to allow them to compile.
2288 AC_DEFUN([CF_NETBSD_MENU_H],[
2289 AC_CACHE_CHECK(for NetBSD menu.h,cf_cv_netbsd_menu_h,[
2291 #include <${cf_cv_ncurses_header:-curses.h}>
2295 int y = menu->max_item_width;
2296 ],[cf_cv_netbsd_menu_h=yes
2297 ],[cf_cv_netbsd_menu_h=no])
2300 test "$cf_cv_netbsd_menu_h" = yes && AC_DEFINE(HAVE_NETBSD_MENU_H)
2302 dnl ---------------------------------------------------------------------------
2303 dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
2304 dnl ------------------
2305 dnl see CF_WITH_NO_LEAKS
2306 AC_DEFUN([CF_NO_LEAKS_OPTION],[
2307 AC_MSG_CHECKING(if you want to use $1 for testing)
2310 [AC_DEFINE($3)ifelse([$4],,[
2313 : ${with_cflags:=-g}
2314 : ${with_no_leaks:=yes}
2317 AC_MSG_RESULT(${with_$1:-no})
2319 case .$with_cflags in #(vi
2321 case .$CFLAGS in #(vi
2331 dnl ---------------------------------------------------------------------------
2332 dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42
2334 dnl Check the argument to see that it looks like a pathname. Rewrite it if it
2335 dnl begins with one of the prefix/exec_prefix variables, and then again if the
2336 dnl result begins with 'NONE'. This is necessary to work around autoconf's
2337 dnl delayed evaluation of those symbols.
2338 AC_DEFUN([CF_PATH_SYNTAX],[
2339 if test "x$prefix" != xNONE; then
2340 cf_path_syntax="$prefix"
2342 cf_path_syntax="$ac_default_prefix"
2345 case ".[$]$1" in #(vi
2346 .\[$]\(*\)*|.\'*\'*) #(vi
2350 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
2352 .\[$]{*prefix}*) #(vi
2354 case ".[$]$1" in #(vi
2356 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2361 $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
2364 ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
2368 dnl ---------------------------------------------------------------------------
2369 dnl CF_PDCURSES_X11 version: 12 updated: 2011/11/26 15:42:05
2371 dnl Configure for PDCurses' X11 library
2372 AC_DEFUN([CF_PDCURSES_X11],[
2373 AC_REQUIRE([CF_X_ATHENA])
2375 CF_ACVERSION_CHECK(2.52,
2376 [AC_CHECK_TOOLS(XCURSES_CONFIG, xcurses-config, none)],
2377 [AC_PATH_PROGS(XCURSES_CONFIG, xcurses-config, none)])
2379 if test "$XCURSES_CONFIG" != none ; then
2381 CPPFLAGS="$CPPFLAGS `$XCURSES_CONFIG --cflags`"
2382 CF_ADD_LIBS(`$XCURSES_CONFIG --libs`)
2384 cf_cv_lib_XCurses=yes
2388 LDFLAGS="$LDFLAGS $X_LIBS"
2389 CF_CHECK_CFLAGS($X_CFLAGS)
2390 AC_CHECK_LIB(X11,XOpenDisplay,
2391 [CF_ADD_LIBS(-lX11)],,
2392 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])
2393 AC_CACHE_CHECK(for XCurses library,cf_cv_lib_XCurses,[
2394 CF_ADD_LIBS(-lXCurses)
2396 #include <xcurses.h>
2397 char *XCursesProgramName = "test";
2399 [cf_cv_lib_XCurses=yes],
2400 [cf_cv_lib_XCurses=no])
2405 if test $cf_cv_lib_XCurses = yes ; then
2408 AC_CHECK_HEADER(xcurses.h, AC_DEFINE(HAVE_XCURSES))
2410 AC_MSG_ERROR(Cannot link with XCurses)
2413 dnl ---------------------------------------------------------------------------
2414 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
2416 dnl Check for the package-config program, unless disabled by command-line.
2417 AC_DEFUN([CF_PKG_CONFIG],
2419 AC_MSG_CHECKING(if you want to use pkg-config)
2420 AC_ARG_WITH(pkg-config,
2421 [ --with-pkg-config{=path} enable/disable use of pkg-config],
2422 [cf_pkg_config=$withval],
2423 [cf_pkg_config=yes])
2424 AC_MSG_RESULT($cf_pkg_config)
2426 case $cf_pkg_config in #(vi
2431 CF_ACVERSION_CHECK(2.52,
2432 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
2433 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
2440 test -z "$PKG_CONFIG" && PKG_CONFIG=none
2441 if test "$PKG_CONFIG" != none ; then
2442 CF_PATH_SYNTAX(PKG_CONFIG)
2445 AC_SUBST(PKG_CONFIG)
2447 dnl ---------------------------------------------------------------------------
2448 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
2449 dnl -----------------
2450 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
2452 dnl POSIX.1-1990 _POSIX_SOURCE
2453 dnl POSIX.1-1990 and _POSIX_SOURCE and
2454 dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
2456 dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
2457 dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
2458 dnl X/Open 2000 _POSIX_C_SOURCE=200112L
2461 dnl $1 is the nominal value for _POSIX_C_SOURCE
2462 AC_DEFUN([CF_POSIX_C_SOURCE],
2464 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
2466 cf_save_CFLAGS="$CFLAGS"
2467 cf_save_CPPFLAGS="$CPPFLAGS"
2469 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
2470 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
2472 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
2473 CF_MSG_LOG(if the symbol is already defined go no further)
2474 AC_TRY_COMPILE([#include <sys/types.h>],[
2475 #ifndef _POSIX_C_SOURCE
2478 [cf_cv_posix_c_source=no],
2479 [cf_want_posix_source=no
2480 case .$cf_POSIX_C_SOURCE in #(vi
2482 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2485 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
2486 cf_want_posix_source=yes
2489 cf_want_posix_source=yes
2492 if test "$cf_want_posix_source" = yes ; then
2493 AC_TRY_COMPILE([#include <sys/types.h>],[
2494 #ifdef _POSIX_SOURCE
2497 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
2499 CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
2500 CFLAGS="$cf_trim_CFLAGS"
2501 CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
2502 CF_MSG_LOG(if the second compile does not leave our definition intact error)
2503 AC_TRY_COMPILE([#include <sys/types.h>],[
2504 #ifndef _POSIX_C_SOURCE
2507 [cf_cv_posix_c_source=no])
2508 CFLAGS="$cf_save_CFLAGS"
2509 CPPFLAGS="$cf_save_CPPFLAGS"
2513 if test "$cf_cv_posix_c_source" != no ; then
2514 CFLAGS="$cf_trim_CFLAGS"
2515 CPPFLAGS="$cf_trim_CPPFLAGS"
2516 CF_ADD_CFLAGS($cf_cv_posix_c_source)
2520 dnl ---------------------------------------------------------------------------
2521 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
2523 dnl Append definitions and rules for the given programs to the subdirectory
2524 dnl Makefiles, and the recursion rule for the top-level Makefile.
2527 dnl $1 = script to run
2528 dnl $2 = list of subdirectories
2532 AC_DEFUN([CF_PRG_RULES],
2536 if test ! -d $srcdir/$cf_dir; then
2538 elif test -f $srcdir/$cf_dir/programs; then
2539 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
2544 dnl ---------------------------------------------------------------------------
2545 dnl CF_PROG_CC_U_D version: 1 updated: 2005/07/14 16:59:30
2547 dnl Check if C (preprocessor) -U and -D options are processed in the order
2548 dnl given rather than by type of option. Some compilers insist on apply all
2549 dnl of the -U options after all of the -D options. Others allow mixing them,
2550 dnl and may predefine symbols that conflict with those we define.
2551 AC_DEFUN([CF_PROG_CC_U_D],
2553 AC_CACHE_CHECK(if $CC -U and -D options work together,cf_cv_cc_u_d_options,[
2554 cf_save_CPPFLAGS="$CPPFLAGS"
2555 CPPFLAGS="-UU_D_OPTIONS -DU_D_OPTIONS -DD_U_OPTIONS -UD_U_OPTIONS"
2558 make an undefined-error
2561 make a defined-error
2564 cf_cv_cc_u_d_options=yes],[
2565 cf_cv_cc_u_d_options=no])
2566 CPPFLAGS="$cf_save_CPPFLAGS"
2569 dnl ---------------------------------------------------------------------------
2570 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
2572 dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the
2573 dnl misc/tabset install won't work properly. Usually this happens only when
2574 dnl using the fallback mkinstalldirs script
2575 AC_DEFUN([CF_PROG_INSTALL],
2581 CF_DIRNAME(cf_dir,$INSTALL)
2582 test -z "$cf_dir" && cf_dir=.
2583 INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
2587 dnl ---------------------------------------------------------------------------
2588 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
2590 AC_DEFUN([CF_PROG_LINT],
2592 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
2595 dnl ---------------------------------------------------------------------------
2596 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
2597 dnl ----------------
2598 dnl Remove all -U and -D options that refer to the given symbol from a list
2599 dnl of C compiler options. This works around the problem that not all
2600 dnl compilers process -U and -D options from left-to-right, so a -U option
2601 dnl cannot be used to cancel the effect of a preceding -D option.
2603 dnl $1 = target (which could be the same as the source variable)
2604 dnl $2 = source (including '$')
2605 dnl $3 = symbol to remove
2606 define([CF_REMOVE_DEFINE],
2609 sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \
2610 -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'`
2612 dnl ---------------------------------------------------------------------------
2613 dnl CF_RPATH_HACK version: 9 updated: 2011/02/13 13:31:33
2615 AC_DEFUN([CF_RPATH_HACK],
2617 AC_REQUIRE([CF_LD_RPATH_OPT])
2618 AC_MSG_CHECKING(for updated LDFLAGS)
2619 if test -n "$LD_RPATH_OPT" ; then
2620 AC_MSG_RESULT(maybe)
2622 AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
2623 cf_rpath_list="/usr/lib /lib"
2624 if test "$cf_ldd_prog" != no
2628 AC_TRY_LINK([#include <stdio.h>],
2630 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort -u`
2631 cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort -u`])
2633 # If we passed the link-test, but get a "not found" on a given library,
2634 # this could be due to inept reconfiguration of gcc to make it only
2635 # partly honor /usr/local/lib (or whatever). Sometimes this behavior
2636 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
2637 # /usr/local libraries.
2638 if test -n "$cf_rpath_oops"
2640 for cf_rpath_src in $cf_rpath_oops
2642 for cf_rpath_dir in \
2647 if test -f $cf_rpath_dir/lib/$cf_rpath_src
2649 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
2650 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
2658 CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2660 CF_RPATH_HACK_2(LDFLAGS)
2661 CF_RPATH_HACK_2(LIBS)
2663 CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
2665 AC_SUBST(EXTRA_LDFLAGS)
2667 dnl ---------------------------------------------------------------------------
2668 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
2670 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
2671 dnl EXTRA_LDFLAGS for each -L option found.
2673 dnl $cf_rpath_list contains a list of directories to ignore.
2675 dnl $1 = variable name to update. The LDFLAGS variable should be the only one,
2676 dnl but LIBS often has misplaced -L options.
2677 AC_DEFUN([CF_RPATH_HACK_2],
2679 CF_VERBOSE(...checking $1 [$]$1)
2682 for cf_rpath_src in [$]$1
2684 case $cf_rpath_src in #(vi
2687 # check if this refers to a directory which we will ignore
2689 if test -n "$cf_rpath_list"
2691 for cf_rpath_item in $cf_rpath_list
2693 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
2701 if test "$cf_rpath_skip" = no
2703 # transform the option
2704 if test "$LD_RPATH_OPT" = "-R " ; then
2705 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
2707 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
2710 # if we have not already added this, add it now
2711 cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
2712 if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
2714 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
2715 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
2720 cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
2724 CF_VERBOSE(...checked $1 [$]$1)
2725 AC_SUBST(EXTRA_LDFLAGS)
2727 dnl ---------------------------------------------------------------------------
2728 dnl CF_SIG_ATOMIC_T version: 2 updated: 2005/09/18 17:27:12
2730 dnl signal handler, but there are some gcc depedencies in that recommendation.
2732 AC_DEFUN([CF_SIG_ATOMIC_T],
2734 AC_MSG_CHECKING(for signal global datatype)
2735 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
2737 "volatile sig_atomic_t" \
2742 #include <sys/types.h>
2748 static void handler(int sig)
2752 [signal(SIGINT, handler);
2754 [cf_cv_sig_atomic_t=$cf_type],
2755 [cf_cv_sig_atomic_t=no])
2756 test "$cf_cv_sig_atomic_t" != no && break
2759 AC_MSG_RESULT($cf_cv_sig_atomic_t)
2760 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t)
2762 dnl ---------------------------------------------------------------------------
2763 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
2765 dnl Construct a search-list for a nonstandard header/lib-file
2766 dnl $1 = the variable to return as result
2767 dnl $2 = the package name
2768 dnl $3 = the subdirectory, e.g., bin, include or lib
2769 AC_DEFUN([CF_SUBDIR_PATH],
2773 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
2774 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
2775 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
2776 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
2777 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
2779 dnl ---------------------------------------------------------------------------
2780 dnl CF_SYS_TIME_SELECT version: 4 updated: 2000/10/04 09:18:40
2781 dnl ------------------
2782 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
2783 dnl older SCO configurations.
2784 AC_DEFUN([CF_SYS_TIME_SELECT],
2786 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
2787 AC_CACHE_VAL(cf_cv_sys_time_select,[
2789 #include <sys/types.h>
2790 #ifdef HAVE_SYS_TIME_H
2791 #include <sys/time.h>
2793 #ifdef HAVE_SYS_SELECT_H
2794 #include <sys/select.h>
2796 ],[],[cf_cv_sys_time_select=yes],
2797 [cf_cv_sys_time_select=no])
2799 AC_MSG_RESULT($cf_cv_sys_time_select)
2800 test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT)
2802 dnl ---------------------------------------------------------------------------
2803 dnl CF_TERM_HEADER version: 2 updated: 2010/10/23 15:54:49
2805 dnl Look for term.h, which is part of X/Open curses. It defines the interface
2806 dnl to terminfo database. Usually it is in the same include-path as curses.h,
2807 dnl but some packagers change this, breaking various applications.
2808 AC_DEFUN([CF_TERM_HEADER],[
2809 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
2810 case ${cf_cv_ncurses_header} in #(vi
2811 */ncurses.h|*/ncursesw.h) #(vi
2812 cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
2815 cf_term_header=term.h
2819 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
2821 AC_TRY_COMPILE([#include <stdio.h>
2822 #include <${cf_cv_ncurses_header:-curses.h}>
2824 ],[int x = auto_left_margin],[
2825 cf_cv_term_header="$cf_test"],[
2826 cf_cv_term_header=unknown
2828 test "$cf_cv_term_header" != unknown && break
2832 # Set definitions to allow ifdef'ing to accommodate subdirectories
2834 case $cf_cv_term_header in # (vi
2836 AC_DEFINE(HAVE_TERM_H)
2840 case $cf_cv_term_header in # (vi
2841 ncurses/term.h) #(vi
2842 AC_DEFINE(HAVE_NCURSES_TERM_H)
2845 AC_DEFINE(HAVE_NCURSESW_TERM_H)
2849 dnl ---------------------------------------------------------------------------
2850 dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
2852 dnl Define a top_builddir symbol, for applications that need an absolute path.
2853 AC_DEFUN([CF_TOP_BUILDDIR],
2856 AC_SUBST(top_builddir)
2858 dnl ---------------------------------------------------------------------------
2859 dnl CF_TPUTS_PROTO version: 2 updated: 2011/04/23 19:25:50
2861 dnl Check for type of function-pointer passed to tputs. Some old
2862 dnl implementations used functions that had different prototypes, making it
2863 dnl hard to compile portable programs using tputs.
2864 AC_DEFUN([CF_TPUTS_PROTO],[
2865 CF_CURSES_FUNCS(tputs)
2866 if test x$cf_cv_func_tputs = xyes
2869 for cf_arg in int char
2871 for cf_ret in int void
2873 if test $cf_ret = void
2875 cf_return="/* nothing */"
2877 cf_return="return value"
2880 #include <${cf_cv_ncurses_header:-curses.h}>
2881 #include <$cf_cv_term_header>
2883 static $cf_ret outc($cf_arg value) { $cf_return; }
2885 tputs("hello", 0, outc);
2886 ${cf_cv_main_return:-return}(0);
2888 CF_VERBOSE([prototype $cf_ret func($cf_arg value)])
2889 cat >>confdefs.h <<EOF
2890 #define TPUTS_ARG $cf_arg
2891 #define TPUTS_PROTO(func,value) $cf_ret func(TPUTS_ARG value)
2892 #define TPUTS_RETURN(value) $cf_return
2898 test $cf_done = yes && break
2902 dnl ---------------------------------------------------------------------------
2903 dnl CF_TRY_PKG_CONFIG version: 4 updated: 2010/06/14 17:42:30
2904 dnl -----------------
2905 dnl This is a simple wrapper to use for pkg-config, for libraries which may be
2906 dnl available in that form.
2908 dnl $1 = package name
2909 dnl $2 = extra logic to use, if any, after updating CFLAGS and LIBS
2910 dnl $3 = logic to use if pkg-config does not have the package
2911 AC_DEFUN([CF_TRY_PKG_CONFIG],[
2912 AC_REQUIRE([CF_PKG_CONFIG])
2914 if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists $1; then
2915 CF_VERBOSE(found package $1)
2916 cf_pkgconfig_incs="`$PKG_CONFIG --cflags $1 2>/dev/null`"
2917 cf_pkgconfig_libs="`$PKG_CONFIG --libs $1 2>/dev/null`"
2918 CF_VERBOSE(package $1 CFLAGS: $cf_pkgconfig_incs)
2919 CF_VERBOSE(package $1 LIBS: $cf_pkgconfig_libs)
2920 CF_ADD_CFLAGS($cf_pkgconfig_incs)
2921 CF_ADD_LIBS($cf_pkgconfig_libs)
2922 ifelse([$2],,:,[$2])
2924 ifelse([$3],,:,[$3])
2927 dnl ---------------------------------------------------------------------------
2928 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
2929 dnl -------------------
2930 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
2931 dnl can define it successfully.
2932 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
2933 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
2937 #include <sys/types.h>
2939 #ifndef _XOPEN_SOURCE
2942 [cf_cv_xopen_source=no],
2943 [cf_save="$CPPFLAGS"
2944 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
2948 #include <sys/types.h>
2950 #ifdef _XOPEN_SOURCE
2953 [cf_cv_xopen_source=no],
2954 [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
2959 if test "$cf_cv_xopen_source" != no ; then
2960 CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
2961 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
2962 cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
2963 CF_ADD_CFLAGS($cf_temp_xopen_source)
2966 dnl ---------------------------------------------------------------------------
2967 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
2969 dnl Make an uppercase version of a variable
2970 dnl $1=uppercase($2)
2971 AC_DEFUN([CF_UPPER],
2973 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
2975 dnl ---------------------------------------------------------------------------
2976 dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28
2978 dnl Check for multibyte support, and if not found, utf8 compatibility library
2979 AC_DEFUN([CF_UTF8_LIB],
2981 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
2982 cf_save_LIBS="$LIBS"
2984 #include <stdlib.h>],[putwc(0,0);],
2985 [cf_cv_utf8_lib=yes],
2987 #include <libutf8.h>],[putwc(0,0);],utf8,
2988 [cf_cv_utf8_lib=add-on],
2989 [cf_cv_utf8_lib=no])
2992 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
2994 if test "$cf_cv_utf8_lib" = "add-on" ; then
2995 AC_DEFINE(HAVE_LIBUTF8_H)
2996 CF_ADD_INCDIR($cf_cv_header_path_utf8)
2997 CF_ADD_LIBDIR($cf_cv_library_path_utf8)
2998 CF_ADD_LIBS($cf_cv_library_file_utf8)
3001 dnl ---------------------------------------------------------------------------
3002 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
3004 dnl Use AC_VERBOSE w/o the warnings
3005 AC_DEFUN([CF_VERBOSE],
3006 [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
3009 dnl ---------------------------------------------------------------------------
3010 dnl CF_WCHAR_TYPE version: 3 updated: 2010/05/26 16:44:57
3012 dnl Check if type wide-character type $1 is declared, and if so, which header
3013 dnl file is needed. The second parameter is used to set a shell variable when
3014 dnl the type is not found. The first parameter sets a shell variable for the
3016 AC_DEFUN([CF_WCHAR_TYPE],
3018 # This is needed on Tru64 5.0 to declare $1
3019 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
3024 #ifdef HAVE_LIBUTF8_H
3025 #include <libutf8.h>
3034 #ifdef HAVE_LIBUTF8_H
3035 #include <libutf8.h>
3039 [cf_cv_$1=unknown])])])
3041 if test "$cf_cv_$1" = yes ; then
3042 AC_DEFINE(NEED_WCHAR_H)
3047 # if we do not find $1 in either place, use substitution to provide a fallback.
3048 if test "$cf_cv_$1" = unknown ; then
3053 # if we find $1 in either place, use substitution to provide a fallback.
3054 if test "$cf_cv_$1" != unknown ; then
3059 dnl ---------------------------------------------------------------------------
3060 dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
3061 dnl ------------------
3062 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
3064 AC_DEFUN([CF_WITH_CURSES_DIR],[
3066 AC_MSG_CHECKING(for specific curses-directory)
3067 AC_ARG_WITH(curses-dir,
3068 [ --with-curses-dir=DIR directory in which (n)curses is installed],
3069 [cf_cv_curses_dir=$withval],
3070 [cf_cv_curses_dir=no])
3071 AC_MSG_RESULT($cf_cv_curses_dir)
3073 if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
3075 CF_PATH_SYNTAX(withval)
3076 if test -d "$cf_cv_curses_dir"
3078 CF_ADD_INCDIR($cf_cv_curses_dir/include)
3079 CF_ADD_LIBDIR($cf_cv_curses_dir/lib)
3083 dnl ---------------------------------------------------------------------------
3084 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
3085 dnl ----------------
3086 dnl Configure-option for dbmalloc. The optional parameter is used to override
3087 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3088 AC_DEFUN([CF_WITH_DBMALLOC],[
3089 CF_NO_LEAKS_OPTION(dbmalloc,
3090 [ --with-dbmalloc test: use Conor Cahill's dbmalloc library],
3093 if test "$with_dbmalloc" = yes ; then
3094 AC_CHECK_HEADER(dbmalloc.h,
3095 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
3098 dnl ---------------------------------------------------------------------------
3099 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
3101 dnl Configure-option for dmalloc. The optional parameter is used to override
3102 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
3103 AC_DEFUN([CF_WITH_DMALLOC],[
3104 CF_NO_LEAKS_OPTION(dmalloc,
3105 [ --with-dmalloc test: use Gray Watson's dmalloc library],
3108 if test "$with_dmalloc" = yes ; then
3109 AC_CHECK_HEADER(dmalloc.h,
3110 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
3113 dnl ---------------------------------------------------------------------------
3114 dnl CF_WITH_NCURSES_ETC version: 2 updated: 2012/01/13 10:49:00
3115 dnl -------------------
3116 dnl Use this macro for programs which use any variant of "curses", e.g.,
3117 dnl "ncurses", and "PDCurses". Programs that can use curses and some unrelated
3118 dnl library (such as slang) should use a "--with-screen=XXX" option.
3120 dnl This does not use AC_DEFUN, because that would tell autoconf to run each
3121 dnl of the macros inside this one - before this macro.
3122 define([CF_WITH_NCURSES_ETC],[
3127 AC_MSG_CHECKING(for specified curses library type)
3128 AC_ARG_WITH(ncursesw,
3129 [ --with-ncursesw use wide ncurses-libraries],
3130 [cf_cv_screen=ncursesw],[
3132 AC_ARG_WITH(ncurses,
3133 [ --with-ncurses use ncurses-libraries],
3134 [cf_cv_screen=ncurses],[
3136 AC_ARG_WITH(pdcurses,
3137 [ --with-pdcurses compile/link with pdcurses X11 library],
3138 [cf_cv_screen=pdcurses],[
3140 AC_ARG_WITH(curses-colr,
3141 [ --with-curses-colr compile/link with HPUX 10.x color-curses],
3142 [cf_cv_screen=curses_colr],[
3144 AC_ARG_WITH(curses-5lib,
3145 [ --with-curses-5lib compile/link with SunOS 5lib curses],
3146 [cf_cv_screen=curses_5lib])])])])])
3148 AC_MSG_RESULT($cf_cv_screen)
3150 case $cf_cv_screen in #(vi
3151 curses|curses_*) #(vi
3159 CF_NCURSES_CONFIG(ncursesw)
3167 dnl ---------------------------------------------------------------------------
3168 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
3169 dnl ----------------
3170 AC_DEFUN([CF_WITH_VALGRIND],[
3171 CF_NO_LEAKS_OPTION(valgrind,
3172 [ --with-valgrind test: use valgrind],
3175 dnl ---------------------------------------------------------------------------
3176 dnl CF_XOPEN_CURSES version: 11 updated: 2011/01/18 18:15:30
3178 dnl Test if we should define X/Open source for curses, needed on Digital Unix
3179 dnl 4.x, to see the extended functions, but breaks on IRIX 6.x.
3181 dnl The getbegyx() check is needed for HPUX, which omits legacy macros such
3182 dnl as getbegy(). The latter is better design, but the former is standard.
3183 AC_DEFUN([CF_XOPEN_CURSES],
3185 AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
3186 AC_CACHE_CHECK(if we must define _XOPEN_SOURCE_EXTENDED,cf_cv_need_xopen_extension,[
3189 #include <${cf_cv_ncurses_header:-curses.h}>],[
3190 #if defined(NCURSES_VERSION_PATCH)
3191 #if (NCURSES_VERSION_PATCH < 20100501) && (NCURSES_VERSION_PATCH >= 20100403)
3195 long x = winnstr(stdscr, "", 0);
3197 getbegyx(stdscr, y1, x1)],
3198 [cf_cv_need_xopen_extension=no],
3200 #define _XOPEN_SOURCE_EXTENDED
3202 #include <${cf_cv_ncurses_header:-curses.h}>],[
3203 #ifdef NCURSES_VERSION
3205 int check2 = curs_set((int)sizeof(check));
3207 long x = winnstr(stdscr, "", 0);
3209 getbegyx(stdscr, y1, x1)],
3210 [cf_cv_need_xopen_extension=yes],
3211 [cf_cv_need_xopen_extension=unknown])])])
3212 test $cf_cv_need_xopen_extension = yes && CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED"
3214 dnl ---------------------------------------------------------------------------
3215 dnl CF_XOPEN_SOURCE version: 42 updated: 2012/01/07 08:26:49
3217 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
3218 dnl or adapt to the vendor's definitions to get equivalent functionality,
3219 dnl without losing the common non-POSIX features.
3222 dnl $1 is the nominal value for _XOPEN_SOURCE
3223 dnl $2 is the nominal value for _POSIX_C_SOURCE
3224 AC_DEFUN([CF_XOPEN_SOURCE],[
3226 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
3227 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
3230 case $host_os in #(vi
3232 cf_xopen_source="-D_ALL_SOURCE"
3237 darwin[[0-8]].*) #(vi
3238 cf_xopen_source="-D_APPLE_C_SOURCE"
3241 cf_xopen_source="-D_DARWIN_C_SOURCE"
3244 freebsd*|dragonfly*) #(vi
3245 # 5.x headers associate
3246 # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
3247 # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
3248 cf_POSIX_C_SOURCE=200112L
3250 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
3253 cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
3256 cf_xopen_source="-D_HPUX_SOURCE"
3259 cf_xopen_source="-D_SGI_SOURCE"
3262 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
3266 # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
3268 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3271 cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
3273 openbsd[[4-9]]*) #(vi
3274 # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
3275 cf_xopen_source="-D_BSD_SOURCE"
3279 # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
3282 cf_xopen_source="-D_OSF_SOURCE"
3285 cf_xopen_source="-D_QNX_SOURCE"
3288 # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
3291 cf_xopen_source="-D__EXTENSIONS__"
3295 CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
3299 if test -n "$cf_xopen_source" ; then
3300 CF_ADD_CFLAGS($cf_xopen_source)
3303 dnl In anything but the default case, we may have system-specific setting
3304 dnl which is still not guaranteed to provide all of the entrypoints that
3305 dnl _XOPEN_SOURCE would yield.
3306 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
3307 AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
3308 AC_TRY_COMPILE([#include <stdlib.h>],[
3309 #ifndef _XOPEN_SOURCE
3312 [cf_XOPEN_SOURCE_set=yes],
3313 [cf_XOPEN_SOURCE_set=no])
3314 AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
3315 if test $cf_XOPEN_SOURCE_set = yes
3317 AC_TRY_COMPILE([#include <stdlib.h>],[
3318 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
3321 [cf_XOPEN_SOURCE_set_ok=yes],
3322 [cf_XOPEN_SOURCE_set_ok=no])
3323 if test $cf_XOPEN_SOURCE_set_ok = no
3325 AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
3332 dnl ---------------------------------------------------------------------------
3333 dnl CF_X_ATHENA version: 20 updated: 2010/11/09 05:18:02
3335 dnl Check for Xaw (Athena) libraries
3337 dnl Sets $cf_x_athena according to the flavor of Xaw which is used.
3338 AC_DEFUN([CF_X_ATHENA],
3340 cf_x_athena=${cf_x_athena:-Xaw}
3342 AC_MSG_CHECKING(if you want to link with Xaw 3d library)
3345 [ --with-Xaw3d link with Xaw 3d library])
3346 if test "$withval" = yes ; then
3353 AC_MSG_CHECKING(if you want to link with neXT Athena library)
3356 [ --with-neXtaw link with neXT Athena library])
3357 if test "$withval" = yes ; then
3364 AC_MSG_CHECKING(if you want to link with Athena-Plus library)
3366 AC_ARG_WITH(XawPlus,
3367 [ --with-XawPlus link with Athena-Plus library])
3368 if test "$withval" = yes ; then
3377 if test "$PKG_CONFIG" != none ; then
3379 test "$cf_x_athena" = Xaw && cf_athena_list="xaw8 xaw7 xaw6"
3380 for cf_athena_pkg in \
3383 ${cf_x_athena}-devel \
3385 lib${cf_x_athena}-devel
3387 CF_TRY_PKG_CONFIG($cf_athena_pkg,[
3388 cf_x_athena_lib="$cf_pkgconfig_libs"
3389 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3390 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3392 AC_CACHE_CHECK(for usable $cf_x_athena/Xmu package,cf_cv_xaw_compat,[
3394 #include <X11/Xmu/CharSet.h>
3396 int check = XmuCompareISOLatin1("big", "small")
3397 ],[cf_cv_xaw_compat=yes],[cf_cv_xaw_compat=no])])
3399 if test "$cf_cv_xaw_compat" = no
3401 # workaround for broken ".pc" files...
3402 case "$cf_x_athena_lib" in #(vi
3406 CF_VERBOSE(work around broken package)
3407 CF_TRY_PKG_CONFIG(xmu,,[CF_ADD_LIB_AFTER(-lXt,-lXmu)])
3416 if test -z "$cf_x_athena_lib" ; then
3419 CF_X_ATHENA_CPPFLAGS($cf_x_athena)
3420 CF_X_ATHENA_LIBS($cf_x_athena)
3423 dnl ---------------------------------------------------------------------------
3424 dnl CF_X_ATHENA_CPPFLAGS version: 5 updated: 2010/05/26 17:35:30
3425 dnl --------------------
3426 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3427 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3428 AC_DEFUN([CF_X_ATHENA_CPPFLAGS],
3430 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3433 for cf_path in default \
3434 /usr/contrib/X11R6 \
3435 /usr/contrib/X11R5 \
3439 if test -z "$cf_x_athena_inc" ; then
3441 cf_test=X11/$cf_x_athena_root/SimpleMenu.h
3442 if test $cf_path != default ; then
3443 CPPFLAGS="$cf_save -I$cf_path/include"
3444 AC_MSG_CHECKING(for $cf_test in $cf_path)
3446 AC_MSG_CHECKING(for $cf_test)
3449 #include <X11/Intrinsic.h>
3450 #include <$cf_test>],[],
3453 AC_MSG_RESULT($cf_result)
3454 if test "$cf_result" = yes ; then
3455 cf_x_athena_inc=$cf_path
3463 if test -z "$cf_x_athena_inc" ; then
3465 [Unable to successfully find Athena header files with test program])
3466 elif test "$cf_x_athena_inc" != default ; then
3467 CPPFLAGS="$CPPFLAGS -I$cf_x_athena_inc"
3470 dnl ---------------------------------------------------------------------------
3471 dnl CF_X_ATHENA_LIBS version: 12 updated: 2011/07/17 19:55:02
3472 dnl ----------------
3473 dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of
3474 dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw.
3475 AC_DEFUN([CF_X_ATHENA_LIBS],
3476 [AC_REQUIRE([CF_X_TOOLKIT])
3477 cf_x_athena_root=ifelse([$1],,Xaw,[$1])
3480 for cf_path in default \
3481 /usr/contrib/X11R6 \
3482 /usr/contrib/X11R5 \
3487 ${cf_x_athena_root} \
3488 ${cf_x_athena_root}7 \
3489 ${cf_x_athena_root}6
3493 "-l$cf_lib -lXpm -lXmu" \
3494 "-l${cf_lib}_s -lXmu_s"
3496 if test -z "$cf_x_athena_lib" ; then
3498 cf_test=XawSimpleMenuAddGlobalActions
3499 if test $cf_path != default ; then
3500 CF_ADD_LIBS(-L$cf_path/lib $cf_libs)
3501 AC_MSG_CHECKING(for $cf_libs in $cf_path)
3503 CF_ADD_LIBS($cf_libs)
3504 AC_MSG_CHECKING(for $cf_test in $cf_libs)
3507 #include <X11/Intrinsic.h>
3508 #include <X11/$cf_x_athena_root/SimpleMenu.h>
3510 $cf_test((XtAppContext) 0)],
3513 AC_MSG_RESULT($cf_result)
3514 if test "$cf_result" = yes ; then
3515 cf_x_athena_lib="$cf_libs"
3521 test -n "$cf_x_athena_lib" && break
3525 if test -z "$cf_x_athena_lib" ; then
3527 [Unable to successfully link Athena library (-l$cf_x_athena_root) with test program])
3530 CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena)
3531 AC_DEFINE_UNQUOTED($cf_x_athena_LIBS)
3533 dnl ---------------------------------------------------------------------------
3534 dnl CF_X_EXT version: 3 updated: 2010/06/02 05:03:05
3536 AC_DEFUN([CF_X_EXT],[
3537 CF_TRY_PKG_CONFIG(Xext,,[
3538 AC_CHECK_LIB(Xext,XextCreateExtension,
3539 [CF_ADD_LIB(Xext)])])
3541 dnl ---------------------------------------------------------------------------
3542 dnl CF_X_TOOLKIT version: 20 updated: 2010/11/19 05:43:04
3544 dnl Check for X Toolkit libraries
3546 AC_DEFUN([CF_X_TOOLKIT],
3548 AC_REQUIRE([AC_PATH_XTRA])
3549 AC_REQUIRE([CF_CHECK_CACHE])
3553 CF_TRY_PKG_CONFIG(xt,[
3555 case "x$LIBS" in #(vi
3559 # we have an "xt" package, but it may omit Xt's dependency on X11
3560 AC_CACHE_CHECK(for usable X dependency,cf_cv_xt_x11_compat,[
3562 #include <X11/Xlib.h>
3564 int rc1 = XDrawLine((Display*) 0, (Drawable) 0, (GC) 0, 0, 0, 0, 0);
3565 int rc2 = XClearWindow((Display*) 0, (Window) 0);
3566 int rc3 = XMoveWindow((Display*) 0, (Window) 0, 0, 0);
3567 int rc4 = XMoveResizeWindow((Display*)0, (Window)0, 0, 0, 0, 0);
3568 ],[cf_cv_xt_x11_compat=yes],[cf_cv_xt_x11_compat=no])])
3569 if test "$cf_cv_xt_x11_compat" = no
3571 CF_VERBOSE(work around broken X11 dependency)
3572 # 2010/11/19 - good enough until a working Xt on Xcb is delivered.
3573 CF_TRY_PKG_CONFIG(x11,,[CF_ADD_LIB_AFTER(-lXt,-lX11)])
3578 AC_CACHE_CHECK(for usable X Toolkit package,cf_cv_xt_ice_compat,[
3580 #include <X11/Shell.h>
3581 ],[int num = IceConnectionNumber(0)
3582 ],[cf_cv_xt_ice_compat=yes],[cf_cv_xt_ice_compat=no])])
3584 if test "$cf_cv_xt_ice_compat" = no
3586 # workaround for broken ".pc" files used for X Toolkit.
3587 case "x$X_PRE_LIBS" in #(vi
3589 case "x$LIBS" in #(vi
3593 CF_VERBOSE(work around broken ICE dependency)
3594 CF_TRY_PKG_CONFIG(ice,
3595 [CF_TRY_PKG_CONFIG(sm)],
3596 [CF_ADD_LIB_AFTER(-lXt,$X_PRE_LIBS)])
3606 LDFLAGS="$X_LIBS $LDFLAGS"
3607 CF_CHECK_CFLAGS($X_CFLAGS)
3609 AC_CHECK_FUNC(XOpenDisplay,,[
3610 AC_CHECK_LIB(X11,XOpenDisplay,
3612 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3614 AC_CHECK_FUNC(XtAppInitialize,,[
3615 AC_CHECK_LIB(Xt, XtAppInitialize,
3616 [AC_DEFINE(HAVE_LIBXT)
3618 LIBS="-lXt $X_PRE_LIBS $LIBS $X_EXTRA_LIBS"],,
3619 [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])])
3622 if test $cf_have_X_LIBS = no ; then
3624 [Unable to successfully link X Toolkit library (-lXt) with
3625 test program. You will have to check and add the proper libraries by hand
3629 dnl ---------------------------------------------------------------------------
3630 dnl CF__CURSES_HEAD version: 2 updated: 2010/10/23 15:54:49
3632 dnl Define a reusable chunk which includes <curses.h> and <term.h> when they
3633 dnl are both available.
3634 define([CF__CURSES_HEAD],[
3636 #include <xcurses.h>
3637 char * XCursesProgramName = "test";
3639 #include <${cf_cv_ncurses_header:-curses.h}>
3640 #if defined(NCURSES_VERSION) && defined(HAVE_NCURSESW_TERM_H)
3641 #include <ncursesw/term.h>
3642 #elif defined(NCURSES_VERSION) && defined(HAVE_NCURSES_TERM_H)
3643 #include <ncurses/term.h>
3644 #elif defined(HAVE_TERM_H)