6062a12c86ebb9bca14783e5e2d96107048b0e81
[ncurses.git] / aclocal.m4
1 dnl***************************************************************************
2 dnl Copyright (c) 1998-2012,2013 Free Software Foundation, Inc.              *
3 dnl                                                                          *
4 dnl Permission is hereby granted, free of charge, to any person obtaining a  *
5 dnl copy of this software and associated documentation files (the            *
6 dnl "Software"), to deal in the Software without restriction, including      *
7 dnl without limitation the rights to use, copy, modify, merge, publish,      *
8 dnl distribute, distribute with modifications, sublicense, and/or sell       *
9 dnl copies of the Software, and to permit persons to whom the Software is    *
10 dnl furnished to do so, subject to the following conditions:                 *
11 dnl                                                                          *
12 dnl The above copyright notice and this permission notice shall be included  *
13 dnl in all copies or substantial portions of the Software.                   *
14 dnl                                                                          *
15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
16 dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
17 dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
18 dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
19 dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
20 dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
21 dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
22 dnl                                                                          *
23 dnl Except as contained in this notice, the name(s) of the above copyright   *
24 dnl holders shall not be used in advertising or otherwise to promote the     *
25 dnl sale, use or other dealings in this Software without prior written       *
26 dnl authorization.                                                           *
27 dnl***************************************************************************
28 dnl
29 dnl Author: Thomas E. Dickey 1995-on
30 dnl
31 dnl $Id: aclocal.m4,v 1.684 2013/11/16 19:28:35 tom Exp $
32 dnl Macros used in NCURSES auto-configuration script.
33 dnl
34 dnl These macros are maintained separately from NCURSES.  The copyright on
35 dnl this file applies to the aggregation of macros and does not affect use of
36 dnl these macros in other applications.
37 dnl
38 dnl See http://invisible-island.net/autoconf/ for additional information.
39 dnl
40 dnl ---------------------------------------------------------------------------
41 dnl ---------------------------------------------------------------------------
42 dnl AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42
43 dnl -------------------
44 dnl Inserted as requested by gettext 0.10.40
45 dnl File from /usr/share/aclocal
46 dnl codeset.m4
47 dnl ====================
48 dnl serial AM1
49 dnl
50 dnl From Bruno Haible.
51 AC_DEFUN([AM_LANGINFO_CODESET],
52 [
53   AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
54     [AC_TRY_LINK([#include <langinfo.h>],
55       [char* cs = nl_langinfo(CODESET);],
56       am_cv_langinfo_codeset=yes,
57       am_cv_langinfo_codeset=no)
58     ])
59   if test $am_cv_langinfo_codeset = yes; then
60     AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
61       [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
62   fi
63 ])dnl
64 dnl ---------------------------------------------------------------------------
65 dnl CF_ACVERSION_CHECK version: 4 updated: 2013/03/04 19:52:56
66 dnl ------------------
67 dnl Conditionally generate script according to whether we're using a given autoconf.
68 dnl
69 dnl $1 = version to compare against
70 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
71 dnl $3 = code to use if AC_ACVERSION is older than $1.
72 define([CF_ACVERSION_CHECK],
73 [
74 ifdef([AC_ACVERSION], ,[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])dnl
75 ifdef([m4_version_compare],
76 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
77 [CF_ACVERSION_COMPARE(
78 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
79 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
80 dnl ---------------------------------------------------------------------------
81 dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
82 dnl --------------------
83 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
84 dnl                      MAJOR2, MINOR2, TERNARY2,
85 dnl                      PRINTABLE2, not FOUND, FOUND)
86 define([CF_ACVERSION_COMPARE],
87 [ifelse(builtin([eval], [$2 < $5]), 1,
88 [ifelse([$8], , ,[$8])],
89 [ifelse([$9], , ,[$9])])])dnl
90 dnl ---------------------------------------------------------------------------
91 dnl CF_ADA_INCLUDE_DIRS version: 8 updated: 2013/10/14 04:24:07
92 dnl -------------------
93 dnl Construct the list of include-options for the C programs in the Ada95
94 dnl binding.
95 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
96 [
97 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
98 if test "$srcdir" != "."; then
99         ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
100 fi
101 if test "$GCC" != yes; then
102         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
103 elif test "$includedir" != "/usr/include"; then
104         if test "$includedir" = '${prefix}/include' ; then
105                 if test x$prefix != x/usr ; then
106                         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
107                 fi
108         else
109                 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
110         fi
111 fi
112 AC_SUBST(ACPPFLAGS)
113 ])dnl
114 dnl ---------------------------------------------------------------------------
115 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
116 dnl ---------------
117 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
118 AC_DEFUN([CF_ADD_ADAFLAGS],[
119         ADAFLAGS="$ADAFLAGS $1"
120         AC_SUBST(ADAFLAGS)
121 ])dnl
122 dnl ---------------------------------------------------------------------------
123 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
124 dnl -------------
125 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
126 dnl The second parameter if given makes this macro verbose.
127 dnl
128 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
129 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
130 dnl confused by the quotes (which require backslashes to keep them usable).
131 AC_DEFUN([CF_ADD_CFLAGS],
132 [
133 cf_fix_cppflags=no
134 cf_new_cflags=
135 cf_new_cppflags=
136 cf_new_extra_cppflags=
137
138 for cf_add_cflags in $1
139 do
140 case $cf_fix_cppflags in
141 no)
142         case $cf_add_cflags in #(vi
143         -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
144                 case $cf_add_cflags in
145                 -D*)
146                         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
147
148                         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
149                                 && test -z "${cf_tst_cflags}" \
150                                 && cf_fix_cppflags=yes
151
152                         if test $cf_fix_cppflags = yes ; then
153                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
154                                 continue
155                         elif test "${cf_tst_cflags}" = "\"'" ; then
156                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
157                                 continue
158                         fi
159                         ;;
160                 esac
161                 case "$CPPFLAGS" in
162                 *$cf_add_cflags) #(vi
163                         ;;
164                 *) #(vi
165                         case $cf_add_cflags in #(vi
166                         -D*)
167                                 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
168                                 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
169                                 ;;
170                         esac
171                         cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
172                         ;;
173                 esac
174                 ;;
175         *)
176                 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
177                 ;;
178         esac
179         ;;
180 yes)
181         cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
182
183         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
184
185         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
186                 && test -z "${cf_tst_cflags}" \
187                 && cf_fix_cppflags=no
188         ;;
189 esac
190 done
191
192 if test -n "$cf_new_cflags" ; then
193         ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
194         CFLAGS="$CFLAGS $cf_new_cflags"
195 fi
196
197 if test -n "$cf_new_cppflags" ; then
198         ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
199         CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
200 fi
201
202 if test -n "$cf_new_extra_cppflags" ; then
203         ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
204         EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
205 fi
206
207 AC_SUBST(EXTRA_CPPFLAGS)
208
209 ])dnl
210 dnl ---------------------------------------------------------------------------
211 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
212 dnl -------------
213 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
214 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
215 dnl but old versions (and some misinstalled ones) need that.  To make things
216 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
217 dnl the include-path).
218 AC_DEFUN([CF_ADD_INCDIR],
219 [
220 if test -n "$1" ; then
221   for cf_add_incdir in $1
222   do
223         while test $cf_add_incdir != /usr/include
224         do
225           if test -d $cf_add_incdir
226           then
227                 cf_have_incdir=no
228                 if test -n "$CFLAGS$CPPFLAGS" ; then
229                   # a loop is needed to ensure we can add subdirs of existing dirs
230                   for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
231                         if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
232                           cf_have_incdir=yes; break
233                         fi
234                   done
235                 fi
236
237                 if test "$cf_have_incdir" = no ; then
238                   if test "$cf_add_incdir" = /usr/local/include ; then
239                         if test "$GCC" = yes
240                         then
241                           cf_save_CPPFLAGS=$CPPFLAGS
242                           CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
243                           AC_TRY_COMPILE([#include <stdio.h>],
244                                   [printf("Hello")],
245                                   [],
246                                   [cf_have_incdir=yes])
247                           CPPFLAGS=$cf_save_CPPFLAGS
248                         fi
249                   fi
250                 fi
251
252                 if test "$cf_have_incdir" = no ; then
253                   CF_VERBOSE(adding $cf_add_incdir to include-path)
254                   ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
255
256                   cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
257                   test "$cf_top_incdir" = "$cf_add_incdir" && break
258                   cf_add_incdir="$cf_top_incdir"
259                 else
260                   break
261                 fi
262           fi
263         done
264   done
265 fi
266 ])dnl
267 dnl ---------------------------------------------------------------------------
268 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
269 dnl ----------
270 dnl Add a library, used to enforce consistency.
271 dnl
272 dnl $1 = library to add, without the "-l"
273 dnl $2 = variable to update (default $LIBS)
274 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
275 dnl ---------------------------------------------------------------------------
276 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
277 dnl -------------
278 dnl     Adds to the library-path
279 dnl
280 dnl     Some machines have trouble with multiple -L options.
281 dnl
282 dnl $1 is the (list of) directory(s) to add
283 dnl $2 is the optional name of the variable to update (default LDFLAGS)
284 dnl
285 AC_DEFUN([CF_ADD_LIBDIR],
286 [
287 if test -n "$1" ; then
288   for cf_add_libdir in $1
289   do
290     if test $cf_add_libdir = /usr/lib ; then
291       :
292     elif test -d $cf_add_libdir
293     then
294       cf_have_libdir=no
295       if test -n "$LDFLAGS$LIBS" ; then
296         # a loop is needed to ensure we can add subdirs of existing dirs
297         for cf_test_libdir in $LDFLAGS $LIBS ; do
298           if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
299             cf_have_libdir=yes; break
300           fi
301         done
302       fi
303       if test "$cf_have_libdir" = no ; then
304         CF_VERBOSE(adding $cf_add_libdir to library-path)
305         ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
306       fi
307     fi
308   done
309 fi
310 ])dnl
311 dnl ---------------------------------------------------------------------------
312 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
313 dnl -----------
314 dnl Add one or more libraries, used to enforce consistency.
315 dnl
316 dnl $1 = libraries to add, with the "-l", etc.
317 dnl $2 = variable to update (default $LIBS)
318 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
319 dnl ---------------------------------------------------------------------------
320 dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
321 dnl ------------------
322 dnl Append to a search-list for a nonstandard header/lib-file
323 dnl     $1 = the variable to return as result
324 dnl     $2 = the package name
325 dnl     $3 = the subdirectory, e.g., bin, include or lib
326 dnl $4 = the directory under which we will test for subdirectories
327 dnl $5 = a directory that we do not want $4 to match
328 AC_DEFUN([CF_ADD_SUBDIR_PATH],
329 [
330 test "x$4" != "x$5" && \
331 test -d "$4" && \
332 ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
333         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
334         test -d $4/$3 &&          $1="[$]$1 $4/$3"
335         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
336         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
337         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
338         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
339 }
340 ])dnl
341 dnl ---------------------------------------------------------------------------
342 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
343 dnl --------------
344 dnl Allow user to disable a normally-on option.
345 AC_DEFUN([CF_ARG_DISABLE],
346 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
347 dnl ---------------------------------------------------------------------------
348 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
349 dnl -------------
350 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
351 dnl values.
352 dnl
353 dnl Parameters:
354 dnl $1 = option name
355 dnl $2 = help-string
356 dnl $3 = action to perform if option is not default
357 dnl $4 = action if perform if option is default
358 dnl $5 = default option value (either 'yes' or 'no')
359 AC_DEFUN([CF_ARG_OPTION],
360 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
361   if test "$enableval" != "$5" ; then
362 ifelse([$3],,[    :]dnl
363 ,[    $3]) ifelse([$4],,,[
364   else
365     $4])
366   fi],[enableval=$5 ifelse([$4],,,[
367   $4
368 ])dnl
369   ])])dnl
370 dnl ---------------------------------------------------------------------------
371 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
372 dnl -----------
373 dnl Check for suitable "ar" (archiver) options for updating an archive.
374 AC_DEFUN([CF_AR_FLAGS],[
375 AC_REQUIRE([CF_PROG_AR])
376
377 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
378         cf_cv_ar_flags=unknown
379         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
380         do
381
382                 # check if $ARFLAGS already contains this choice
383                 if test "x$ARFLAGS" != "x" ; then
384                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
385                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
386                                 cf_cv_ar_flags=
387                                 break
388                         fi
389                 fi
390
391                 rm -f conftest.$ac_cv_objext
392                 rm -f conftest.a
393
394                 cat >conftest.$ac_ext <<EOF
395 #line __oline__ "configure"
396 int     testdata[[3]] = { 123, 456, 789 };
397 EOF
398                 if AC_TRY_EVAL(ac_compile) ; then
399                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
400                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
401                         if test -f conftest.a ; then
402                                 cf_cv_ar_flags=$cf_ar_flags
403                                 break
404                         fi
405                 else
406                         CF_VERBOSE(cannot compile test-program)
407                         break
408                 fi
409         done
410         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
411 ])
412
413 if test -n "$ARFLAGS" ; then
414         if test -n "$cf_cv_ar_flags" ; then
415                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
416         fi
417 else
418         ARFLAGS=$cf_cv_ar_flags
419 fi
420
421 AC_SUBST(ARFLAGS)
422 ])
423 dnl ---------------------------------------------------------------------------
424 dnl CF_AWK_BIG_PRINTF version: 4 updated: 2011/10/30 17:09:50
425 dnl -----------------
426 dnl Check if awk can handle big strings using printf.  Some older versions of
427 dnl awk choke on large strings passed via "%s".
428 dnl
429 dnl $1 = desired string size
430 dnl $2 = variable to set with result
431 AC_DEFUN([CF_AWK_BIG_PRINTF],
432 [
433         case x$AWK in #(vi
434         x)
435                 eval $2=no
436                 ;;
437         *) #(vi
438                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' 2>/dev/null \
439                         | $AWK '{ printf "%d\n", length([$]0); }' 2>/dev/null | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
440                         eval $2=yes
441                 else
442                         eval $2=no
443                 fi
444                 ;;
445         esac
446 ])dnl
447 dnl ---------------------------------------------------------------------------
448 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
449 dnl ------------
450 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
451 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
452 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
453 dnl
454 dnl Treat the configuration-variable specially here, since we're directly
455 dnl substituting its value (i.e., 1/0).
456 dnl
457 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
458 AC_DEFUN([CF_BOOL_DECL],
459 [
460 AC_MSG_CHECKING(if we should include stdbool.h)
461
462 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
463         AC_TRY_COMPILE([],[bool foo = false],
464                 [cf_cv_header_stdbool_h=0],
465                 [AC_TRY_COMPILE([
466 #ifndef __BEOS__
467 #include <stdbool.h>
468 #endif
469 ],[bool foo = false],
470                         [cf_cv_header_stdbool_h=1],
471                         [cf_cv_header_stdbool_h=0])])])
472
473 if test "$cf_cv_header_stdbool_h" = 1
474 then    AC_MSG_RESULT(yes)
475 else    AC_MSG_RESULT(no)
476 fi
477
478 AC_MSG_CHECKING([for builtin bool type])
479
480 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
481         AC_TRY_COMPILE([
482 #include <stdio.h>
483 #include <sys/types.h>
484 ],[bool x = false],
485                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
486                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
487         ])
488
489 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
490 then    AC_MSG_RESULT(yes)
491 else    AC_MSG_RESULT(no)
492 fi
493 ])dnl
494 dnl ---------------------------------------------------------------------------
495 dnl CF_BOOL_SIZE version: 13 updated: 2013/04/13 18:03:21
496 dnl ------------
497 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
498 dnl Don't bother looking for bool.h, since it's been deprecated.
499 dnl
500 dnl If the current compiler is C rather than C++, we get the bool definition
501 dnl from <stdbool.h>.
502 AC_DEFUN([CF_BOOL_SIZE],
503 [
504 AC_MSG_CHECKING([for size of bool])
505 AC_CACHE_VAL(cf_cv_type_of_bool,[
506         rm -f cf_test.out
507         AC_TRY_RUN([
508 #include <stdlib.h>
509 #include <stdio.h>
510
511 #if defined(__cplusplus)
512
513 #ifdef HAVE_GXX_BUILTIN_H
514 #include <g++/builtin.h>
515 #elif HAVE_GPP_BUILTIN_H
516 #include <gpp/builtin.h>
517 #elif HAVE_BUILTIN_H
518 #include <builtin.h>
519 #endif
520
521 #else
522
523 #if $cf_cv_header_stdbool_h
524 #include <stdbool.h>
525 #endif
526
527 #endif
528
529 int main()
530 {
531         FILE *fp = fopen("cf_test.out", "w");
532         if (fp != 0) {
533                 bool x = true;
534                 if ((bool)(-x) >= 0)
535                         fputs("unsigned ", fp);
536                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
537                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
538                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
539                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
540                 fclose(fp);
541         }
542         ${cf_cv_main_return:-return}(0);
543 }
544                 ],
545                 [cf_cv_type_of_bool=`cat cf_test.out`
546                  if test -z "$cf_cv_type_of_bool"; then
547                    cf_cv_type_of_bool=unknown
548                  fi],
549                 [cf_cv_type_of_bool=unknown],
550                 [cf_cv_type_of_bool=unknown])
551         ])
552         rm -f cf_test.out
553 AC_MSG_RESULT($cf_cv_type_of_bool)
554 if test "$cf_cv_type_of_bool" = unknown ; then
555         case .$NCURSES_BOOL in #(vi
556         .auto|.) NCURSES_BOOL=unsigned;;
557         esac
558         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
559         cf_cv_type_of_bool=$NCURSES_BOOL
560 fi
561 ])dnl
562 dnl ---------------------------------------------------------------------------
563 dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
564 dnl -----------
565 dnl If we're cross-compiling, allow the user to override the tools and their
566 dnl options.  The configure script is oriented toward identifying the host
567 dnl compiler, etc., but we need a build compiler to generate parts of the
568 dnl source.
569 dnl
570 dnl $1 = default for $CPPFLAGS
571 dnl $2 = default for $LIBS
572 AC_DEFUN([CF_BUILD_CC],[
573 CF_ACVERSION_CHECK(2.52,,
574         [AC_REQUIRE([CF_PROG_EXT])])
575 if test "$cross_compiling" = yes ; then
576
577         # defaults that we might want to override
578         : ${BUILD_CFLAGS:=''}
579         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
580         : ${BUILD_LDFLAGS:=''}
581         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
582         : ${BUILD_EXEEXT:='$x'}
583         : ${BUILD_OBJEXT:='o'}
584
585         AC_ARG_WITH(build-cc,
586                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
587                 [BUILD_CC="$withval"],
588                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
589         AC_MSG_CHECKING(for native build C compiler)
590         AC_MSG_RESULT($BUILD_CC)
591
592         AC_MSG_CHECKING(for native build C preprocessor)
593         AC_ARG_WITH(build-cpp,
594                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
595                 [BUILD_CPP="$withval"],
596                 [BUILD_CPP='${BUILD_CC} -E'])
597         AC_MSG_RESULT($BUILD_CPP)
598
599         AC_MSG_CHECKING(for native build C flags)
600         AC_ARG_WITH(build-cflags,
601                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
602                 [BUILD_CFLAGS="$withval"])
603         AC_MSG_RESULT($BUILD_CFLAGS)
604
605         AC_MSG_CHECKING(for native build C preprocessor-flags)
606         AC_ARG_WITH(build-cppflags,
607                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
608                 [BUILD_CPPFLAGS="$withval"])
609         AC_MSG_RESULT($BUILD_CPPFLAGS)
610
611         AC_MSG_CHECKING(for native build linker-flags)
612         AC_ARG_WITH(build-ldflags,
613                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
614                 [BUILD_LDFLAGS="$withval"])
615         AC_MSG_RESULT($BUILD_LDFLAGS)
616
617         AC_MSG_CHECKING(for native build linker-libraries)
618         AC_ARG_WITH(build-libs,
619                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
620                 [BUILD_LIBS="$withval"])
621         AC_MSG_RESULT($BUILD_LIBS)
622
623         # this assumes we're on Unix.
624         BUILD_EXEEXT=
625         BUILD_OBJEXT=o
626
627         : ${BUILD_CC:='${CC}'}
628
629         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
630                 AC_MSG_ERROR([Cross-build requires two compilers.
631 Use --with-build-cc to specify the native compiler.])
632         fi
633
634 else
635         : ${BUILD_CC:='${CC}'}
636         : ${BUILD_CPP:='${CPP}'}
637         : ${BUILD_CFLAGS:='${CFLAGS}'}
638         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
639         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
640         : ${BUILD_LIBS:='${LIBS}'}
641         : ${BUILD_EXEEXT:='$x'}
642         : ${BUILD_OBJEXT:='o'}
643 fi
644
645 AC_SUBST(BUILD_CC)
646 AC_SUBST(BUILD_CPP)
647 AC_SUBST(BUILD_CFLAGS)
648 AC_SUBST(BUILD_CPPFLAGS)
649 AC_SUBST(BUILD_LDFLAGS)
650 AC_SUBST(BUILD_LIBS)
651 AC_SUBST(BUILD_EXEEXT)
652 AC_SUBST(BUILD_OBJEXT)
653 ])dnl
654 dnl ---------------------------------------------------------------------------
655 dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49
656 dnl ---------------
657 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
658 dnl into CC.  This will not help with broken scripts that wrap the compiler with
659 dnl options, but eliminates a more common category of user confusion.
660 AC_DEFUN([CF_CC_ENV_FLAGS],
661 [
662 # This should have been defined by AC_PROG_CC
663 : ${CC:=cc}
664
665 AC_MSG_CHECKING(\$CC variable)
666 case "$CC" in #(vi
667 *[[\ \  ]]-[[IUD]]*)
668         AC_MSG_RESULT(broken)
669         AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
670         # humor him...
671         cf_flags=`echo "$CC" | sed -e 's/^[[^   ]]*[[   ]]//'`
672         CC=`echo "$CC" | sed -e 's/[[   ]].*//'`
673         CF_ADD_CFLAGS($cf_flags)
674         ;;
675 *)
676         AC_MSG_RESULT(ok)
677         ;;
678 esac
679 ])dnl
680 dnl ---------------------------------------------------------------------------
681 dnl CF_CFG_DEFAULTS version: 10 updated: 2013/09/07 13:54:05
682 dnl ---------------
683 dnl Determine the default configuration into which we'll install ncurses.  This
684 dnl can be overridden by the user's command-line options.  There's two items to
685 dnl look for:
686 dnl     1. the prefix (e.g., /usr)
687 dnl     2. the header files (e.g., /usr/include/ncurses)
688 dnl We'll look for a previous installation of ncurses and use the same defaults.
689 dnl
690 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
691 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
692 dnl programs from a vendor's.
693 AC_DEFUN([CF_CFG_DEFAULTS],
694 [
695 AC_MSG_CHECKING(for prefix)
696 if test "x$prefix" = "xNONE" ; then
697         case "$cf_cv_system_name" in
698                 # non-vendor systems don't have a conflict
699         openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*)
700                 prefix=/usr
701                 ;;
702         *)      prefix=$ac_default_prefix
703                 ;;
704         esac
705 fi
706 AC_MSG_RESULT($prefix)
707
708 if test "x$prefix" = "xNONE" ; then
709 AC_MSG_CHECKING(for default include-directory)
710 test -n "$verbose" && echo 1>&AC_FD_MSG
711 for cf_symbol in \
712         $includedir \
713         $includedir/ncurses \
714         $prefix/include \
715         $prefix/include/ncurses \
716         /usr/local/include \
717         /usr/local/include/ncurses \
718         /usr/include \
719         /usr/include/ncurses
720 do
721         cf_dir=`eval echo $cf_symbol`
722         if test -f $cf_dir/curses.h ; then
723         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
724                 includedir="$cf_symbol"
725                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
726                 break
727         fi
728         fi
729         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
730 done
731 AC_MSG_RESULT($includedir)
732 fi
733 ])dnl
734 dnl ---------------------------------------------------------------------------
735 dnl CF_CGETENT version: 5 updated: 2012/10/06 17:56:13
736 dnl ----------
737 dnl Check if the terminal-capability database functions are available.  If not,
738 dnl ncurses has a much-reduced version.
739 AC_DEFUN([CF_CGETENT],[
740 AC_CACHE_CHECK(for terminal-capability database functions,cf_cv_cgetent,[
741 AC_TRY_LINK([
742 #include <stdlib.h>],[
743         char temp[128];
744         char *buf = temp;
745         char *db_array = temp;
746         cgetent(&buf, &db_array, "vt100");
747         cgetcap(buf, "tc", '=');
748         cgetmatch(buf, "tc");
749         ],
750         [cf_cv_cgetent=yes],
751         [cf_cv_cgetent=no])
752 ])
753
754 if test "$cf_cv_cgetent" = yes
755 then
756         AC_DEFINE(HAVE_BSD_CGETENT,1,[Define to 1 if we have BSD cgetent])
757 AC_CACHE_CHECK(if cgetent uses const parameter,cf_cv_cgetent_const,[
758 AC_TRY_LINK([
759 #include <stdlib.h>],[
760         char temp[128];
761         char *buf = temp;
762 #ifndef _NETBSD_SOURCE                  /* given, since April 2004 in stdlib.h */
763         const char *db_array = temp;
764         cgetent(&buf, &db_array, "vt100");
765 #endif
766         cgetcap(buf, "tc", '=');
767         cgetmatch(buf, "tc");
768         ],
769         [cf_cv_cgetent_const=yes],
770         [cf_cv_cgetent_const=no])
771 ])
772         if test "$cf_cv_cgetent_const" = yes
773         then
774                 AC_DEFINE_UNQUOTED(CGETENT_CONST,const,[Define to const if needed for some BSD cgetent variations])
775         fi
776 fi
777 ])dnl
778 dnl ---------------------------------------------------------------------------
779 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
780 dnl --------------
781 dnl Check if we're accidentally using a cache from a different machine.
782 dnl Derive the system name, as a check for reusing the autoconf cache.
783 dnl
784 dnl If we've packaged config.guess and config.sub, run that (since it does a
785 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
786 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
787 dnl which is useful in cross-compiles.
788 dnl
789 dnl Note: we would use $ac_config_sub, but that is one of the places where
790 dnl autoconf 2.5x broke compatibility with autoconf 2.13
791 AC_DEFUN([CF_CHECK_CACHE],
792 [
793 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
794         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
795         system_name="$host_os"
796 else
797         system_name="`(uname -s -r) 2>/dev/null`"
798         if test -z "$system_name" ; then
799                 system_name="`(hostname) 2>/dev/null`"
800         fi
801 fi
802 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
803 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
804
805 test -z "$system_name" && system_name="$cf_cv_system_name"
806 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
807
808 if test ".$system_name" != ".$cf_cv_system_name" ; then
809         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
810         AC_MSG_ERROR("Please remove config.cache and try again.")
811 fi
812 ])dnl
813 dnl ---------------------------------------------------------------------------
814 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
815 dnl --------------
816 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
817 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
818 dnl ourselves.
819 dnl
820 dnl $1 = the name to check
821 dnl $2 = the assumed type
822 AC_DEFUN([CF_CHECK_ERRNO],
823 [
824 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
825     AC_TRY_COMPILE([
826 #ifdef HAVE_STDLIB_H
827 #include <stdlib.h>
828 #endif
829 #include <stdio.h>
830 #include <sys/types.h>
831 #include <errno.h> ],
832     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
833     [cf_cv_dcl_$1=yes],
834     [cf_cv_dcl_$1=no])
835 ])
836
837 if test "$cf_cv_dcl_$1" = no ; then
838     CF_UPPER(cf_result,decl_$1)
839     AC_DEFINE_UNQUOTED($cf_result)
840 fi
841
842 # It's possible (for near-UNIX clones) that the data doesn't exist
843 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
844 ])dnl
845 dnl ---------------------------------------------------------------------------
846 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
847 dnl --------------------
848 dnl Check for existence of external data in the current set of libraries.  If
849 dnl we can modify it, it's real enough.
850 dnl $1 = the name to check
851 dnl $2 = its type
852 AC_DEFUN([CF_CHECK_EXTERN_DATA],
853 [
854 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
855     AC_TRY_LINK([
856 #undef $1
857 extern $2 $1;
858 ],
859     [$1 = 2],
860     [cf_cv_have_$1=yes],
861     [cf_cv_have_$1=no])
862 ])
863
864 if test "$cf_cv_have_$1" = yes ; then
865     CF_UPPER(cf_result,have_$1)
866     AC_DEFINE_UNQUOTED($cf_result)
867 fi
868
869 ])dnl
870 dnl ---------------------------------------------------------------------------
871 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
872 dnl -------------------
873 dnl Check if GPM is already linked with curses.  If so - and if the linkage
874 dnl is not "weak" - warn about this because it can create problems linking
875 dnl applications with ncurses.
876 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
877 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
878
879 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
880 cf_cv_check_gpm_wgetch=unknown
881 if test "$cross_compiling" != yes ; then
882
883 cat >conftest.$ac_ext <<CF_EOF
884 #include <gpm.h>
885 int main()
886 {
887         Gpm_Wgetch();
888         ${cf_cv_main_return:-return}(0);
889 }
890 CF_EOF
891
892         cf_save_LIBS="$LIBS"
893         # This only works if we can look at the symbol table.  If a shared
894         # library is stripped for install, we cannot use that.  So we're forced
895         # to rely on the static library, noting that some packagers may not
896         # include it.
897         LIBS="-static -lgpm -dynamic $LIBS"
898         if AC_TRY_EVAL(ac_compile) ; then
899                 if AC_TRY_EVAL(ac_link) ; then
900                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
901                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
902                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
903                 fi
904         fi
905         rm -rf conftest*
906         LIBS="$cf_save_LIBS"
907 fi
908 ])
909
910 if test "$cf_cv_check_gpm_wgetch" != yes ; then
911         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
912 fi
913 ])])dnl
914 dnl ---------------------------------------------------------------------------
915 dnl CF_CHECK_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
916 dnl ------------------------
917 dnl Show the version of libtool
918 dnl
919 dnl Save the version in a cache variable - this is not entirely a good thing,
920 dnl but the version string from libtool is very ugly, and for bug reports it
921 dnl might be useful to have the original string.
922 AC_DEFUN([CF_CHECK_LIBTOOL_VERSION],[
923 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
924 then
925         AC_MSG_CHECKING(version of $LIBTOOL)
926         CF_LIBTOOL_VERSION
927         AC_MSG_RESULT($cf_cv_libtool_version)
928         if test -z "$cf_cv_libtool_version" ; then
929                 AC_MSG_ERROR(This is not GNU libtool)
930         fi
931 else
932         AC_MSG_ERROR(GNU libtool has not been found)
933 fi
934 ])dnl
935 dnl ---------------------------------------------------------------------------
936 dnl CF_CHECK_WCHAR_H version: 1 updated: 2011/10/29 15:01:05
937 dnl ----------------
938 dnl Check if wchar.h can be used, i.e., without defining _XOPEN_SOURCE_EXTENDED
939 AC_DEFUN([CF_CHECK_WCHAR_H],[
940 AC_CACHE_CHECK(if wchar.h can be used as is,cf_cv_wchar_h_okay,[
941 AC_TRY_COMPILE(
942 [
943 #include <stdlib.h>
944 #include <wchar.h>
945 ],[
946         wint_t foo = 0;
947         int bar = iswpunct(foo)],
948         [cf_cv_wchar_h_okay=yes],
949         [cf_cv_wchar_h_okay=no])])
950
951 if test $cf_cv_wchar_h_okay = no
952 then
953         CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
954 fi
955 ])dnl
956 dnl ---------------------------------------------------------------------------
957 dnl CF_CLANG_COMPILER version: 1 updated: 2012/06/16 14:55:39
958 dnl -----------------
959 dnl Check if the given compiler is really clang.  clang's C driver defines
960 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
961 dnl not ignore some gcc options.
962 dnl
963 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
964 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
965 dnl the wrappers for gcc and g++ warnings.
966 dnl
967 dnl $1 = GCC (default) or GXX
968 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
969 dnl $3 = CFLAGS (default) or CXXFLAGS
970 AC_DEFUN([CF_CLANG_COMPILER],[
971 ifelse([$2],,CLANG_COMPILER,[$2])=no
972
973 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
974         AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
975         cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
976         ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
977         AC_TRY_COMPILE([],[
978 #ifdef __clang__
979 #else
980 make an error
981 #endif
982 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
983 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
984 ],[])
985         ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
986         AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
987 fi
988 ])
989 dnl ---------------------------------------------------------------------------
990 dnl CF_CPP_PARAM_INIT version: 6 updated: 2012/10/06 17:56:13
991 dnl -----------------
992 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
993 dnl is a late feature for the standard and is not in some recent compilers
994 dnl (1999/9/11).
995 AC_DEFUN([CF_CPP_PARAM_INIT],
996 [
997 if test -n "$CXX"; then
998 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
999         AC_LANG_SAVE
1000         AC_LANG_CPLUSPLUS
1001         AC_TRY_RUN([
1002 class TEST {
1003 private:
1004         int value;
1005 public:
1006         TEST(int x = 1);
1007         ~TEST();
1008 };
1009
1010 TEST::TEST(int x = 1)   // some compilers do not like second initializer
1011 {
1012         value = x;
1013 }
1014 int main() { }
1015 ],
1016         [cf_cv_cpp_param_init=yes],
1017         [cf_cv_cpp_param_init=no],
1018         [cf_cv_cpp_param_init=unknown])
1019         AC_LANG_RESTORE
1020 ])
1021 fi
1022 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT,1,[Define to 1 if C++ has parameter initialization])
1023 ])dnl
1024 dnl ---------------------------------------------------------------------------
1025 dnl CF_CPP_STATIC_CAST version: 3 updated: 2013/04/13 18:03:21
1026 dnl ------------------
1027 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
1028 dnl not be supported in g++ before 3.0
1029 AC_DEFUN([CF_CPP_STATIC_CAST],
1030 [
1031 if test -n "$CXX"; then
1032
1033 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
1034         AC_LANG_SAVE
1035         AC_LANG_CPLUSPLUS
1036
1037         AC_TRY_COMPILE([
1038 class NCursesPanel
1039 {
1040 public:
1041   NCursesPanel(int nlines,
1042                int ncols,
1043                int begin_y = 0,
1044                int begin_x = 0)
1045   {
1046   }
1047   NCursesPanel();
1048   ~NCursesPanel();
1049 };
1050
1051 template<class T> class NCursesUserPanel : public NCursesPanel
1052 {
1053 public:
1054   NCursesUserPanel (int nlines,
1055                     int ncols,
1056                     int begin_y = 0,
1057                     int begin_x = 0,
1058                     const T* p_UserData = static_cast<T*>(0))
1059     : NCursesPanel (nlines, ncols, begin_y, begin_x)
1060   {
1061   };
1062   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
1063   {
1064   };
1065
1066   virtual ~NCursesUserPanel() {};
1067 };
1068 ],[
1069         const char* p_UserData = static_cast<char*>(0)],
1070         [cf_cv_cpp_static_cast=yes],
1071         [cf_cv_cpp_static_cast=no])
1072
1073         AC_LANG_RESTORE
1074 ])
1075
1076 fi
1077
1078 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST,1,[Define to 1 if C++ has static_cast])
1079 ])dnl
1080 dnl ---------------------------------------------------------------------------
1081 dnl CF_CXX_AR_FLAGS version: 1 updated: 2011/10/29 08:35:34
1082 dnl ---------------
1083 dnl Setup special archiver flags for given compilers.
1084 AC_DEFUN([CF_CXX_AR_FLAGS],[
1085         CXX_AR='$(AR)'
1086         CXX_ARFLAGS='$(ARFLAGS)'
1087         case $cf_cv_system_name in #(vi
1088         irix*) #(vi
1089             if test "$GXX" != yes ; then
1090                 CXX_AR='$(CXX)'
1091                 CXX_ARFLAGS='-ar -o'
1092             fi
1093             ;;
1094         sco3.2v5*) #(vi
1095             CXXLDFLAGS="-u main"
1096             ;;
1097         solaris2*)
1098             if test "$GXX" != yes ; then
1099                 CXX_AR='$(CXX)'
1100                 CXX_ARFLAGS='-xar -o'
1101             fi
1102             ;;
1103         esac
1104         AC_SUBST(CXXLDFLAGS)
1105         AC_SUBST(CXX_AR)
1106         AC_SUBST(CXX_ARFLAGS)
1107 ])dnl
1108 dnl ---------------------------------------------------------------------------
1109 dnl CF_CXX_IOSTREAM_NAMESPACE version: 2 updated: 2012/10/06 17:56:13
1110 dnl -------------------------
1111 dnl For c++, check if iostream uses "std::" namespace.
1112 AC_DEFUN([CF_CXX_IOSTREAM_NAMESPACE],[
1113 AC_CHECK_HEADERS(iostream)
1114 if test x"$ac_cv_header_iostream" = xyes ; then
1115         AC_MSG_CHECKING(if iostream uses std-namespace)
1116         AC_TRY_COMPILE([
1117 #include <iostream>
1118 using std::endl;
1119 using std::cerr;],[
1120 cerr << "testing" << endl;
1121 ],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
1122         AC_MSG_RESULT($cf_iostream_namespace)
1123         if test "$cf_iostream_namespace" = yes ; then
1124                 AC_DEFINE(IOSTREAM_NAMESPACE,1,[Define to 1 if C++ has namespace iostream])
1125         fi
1126 fi
1127 ])dnl
1128 dnl ---------------------------------------------------------------------------
1129 dnl CF_C_INLINE version: 4 updated: 2012/06/16 14:55:39
1130 dnl -----------
1131 dnl Check if the C compiler supports "inline".
1132 dnl $1 is the name of a shell variable to set if inline is supported
1133 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1134 AC_DEFUN([CF_C_INLINE],[
1135 AC_C_INLINE
1136 $1=
1137 if test "$ac_cv_c_inline" != no ; then
1138   $1=inline
1139   if test "$INTEL_COMPILER" = yes
1140   then
1141     :
1142   elif test "$CLANG_COMPILER" = yes
1143   then
1144     :
1145   elif test "$GCC" = yes
1146   then
1147     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1148       cf_save_CFLAGS=$CFLAGS
1149       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1150       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1151       [${cf_cv_main_return:-return} foo()],
1152       [cf_cv_gcc_inline=yes],
1153       [cf_cv_gcc_inline=no])
1154       CFLAGS=$cf_save_CFLAGS
1155     ])
1156     if test "$cf_cv_gcc_inline" = yes ; then
1157         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1158     fi
1159   fi
1160 fi
1161 AC_SUBST($1)
1162 ])dnl
1163 dnl ---------------------------------------------------------------------------
1164 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1165 dnl ----------
1166 dnl "dirname" is not portable, so we fake it with a shell script.
1167 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1168 dnl ---------------------------------------------------------------------------
1169 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1170 dnl ---------------
1171 AC_DEFUN([CF_DIRS_TO_MAKE],
1172 [
1173 DIRS_TO_MAKE="lib"
1174 for cf_item in $cf_list_models
1175 do
1176         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1177         for cf_item2 in $DIRS_TO_MAKE
1178         do
1179                 test $cf_item2 = $cf_subdir && break
1180         done
1181         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1182 done
1183 for cf_dir in $DIRS_TO_MAKE
1184 do
1185         test ! -d $cf_dir && mkdir $cf_dir
1186 done
1187 AC_SUBST(DIRS_TO_MAKE)
1188 ])dnl
1189 dnl ---------------------------------------------------------------------------
1190 dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28
1191 dnl ---------------
1192 dnl You can always use "make -n" to see the actual options, but it's hard to
1193 dnl pick out/analyze warning messages when the compile-line is long.
1194 dnl
1195 dnl Sets:
1196 dnl     ECHO_LT - symbol to control if libtool is verbose
1197 dnl     ECHO_LD - symbol to prefix "cc -o" lines
1198 dnl     RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1199 dnl     SHOW_CC - symbol to put before explicit "cc -c" lines
1200 dnl     ECHO_CC - symbol to put before any "cc" line
1201 dnl
1202 AC_DEFUN([CF_DISABLE_ECHO],[
1203 AC_MSG_CHECKING(if you want to see long compiling messages)
1204 CF_ARG_DISABLE(echo,
1205         [  --disable-echo          do not display "compiling" commands],
1206         [
1207     ECHO_LT='--silent'
1208     ECHO_LD='@echo linking [$]@;'
1209     RULE_CC='@echo compiling [$]<'
1210     SHOW_CC='@echo compiling [$]@'
1211     ECHO_CC='@'
1212 ],[
1213     ECHO_LT=''
1214     ECHO_LD=''
1215     RULE_CC=''
1216     SHOW_CC=''
1217     ECHO_CC=''
1218 ])
1219 AC_MSG_RESULT($enableval)
1220 AC_SUBST(ECHO_LT)
1221 AC_SUBST(ECHO_LD)
1222 AC_SUBST(RULE_CC)
1223 AC_SUBST(SHOW_CC)
1224 AC_SUBST(ECHO_CC)
1225 ])dnl
1226 dnl ---------------------------------------------------------------------------
1227 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1228 dnl ----------------
1229 dnl Combine no-leak checks with the libraries or tools that are used for the
1230 dnl checks.
1231 AC_DEFUN([CF_DISABLE_LEAKS],[
1232
1233 AC_REQUIRE([CF_WITH_DMALLOC])
1234 AC_REQUIRE([CF_WITH_DBMALLOC])
1235 AC_REQUIRE([CF_WITH_VALGRIND])
1236
1237 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1238 AC_ARG_ENABLE(leaks,
1239         [  --disable-leaks         test: free permanent memory, analyze leaks],
1240         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1241         : ${with_no_leaks:=no})
1242 AC_MSG_RESULT($with_no_leaks)
1243
1244 if test "$with_no_leaks" = yes ; then
1245         AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1246         AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1247 fi
1248 ])dnl
1249 dnl ---------------------------------------------------------------------------
1250 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1251 dnl --------------------------
1252 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1253 dnl the older "-version-info" feature.  The newer feature allows us to use
1254 dnl version numbering on shared libraries which make them compatible with
1255 dnl various systems.
1256 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1257 [
1258 AC_MSG_CHECKING(if libtool -version-number should be used)
1259 CF_ARG_DISABLE(libtool-version,
1260         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1261         [cf_libtool_version=no],
1262         [cf_libtool_version=yes])
1263 AC_MSG_RESULT($cf_libtool_version)
1264
1265 if test "$cf_libtool_version" = yes ; then
1266         LIBTOOL_VERSION="-version-number"
1267 else
1268         LIBTOOL_VERSION="-version-info"
1269 fi
1270
1271 AC_SUBST(LIBTOOL_VERSION)
1272 ])dnl
1273 dnl ---------------------------------------------------------------------------
1274 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1275 dnl ---------------------
1276 dnl The rpath-hack makes it simpler to build programs, particularly with the
1277 dnl *BSD ports which may have essential libraries in unusual places.  But it
1278 dnl can interfere with building an executable for the base system.  Use this
1279 dnl option in that case.
1280 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1281 [
1282 AC_MSG_CHECKING(if rpath-hack should be disabled)
1283 CF_ARG_DISABLE(rpath-hack,
1284         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1285         [cf_disable_rpath_hack=yes],
1286         [cf_disable_rpath_hack=no])
1287 AC_MSG_RESULT($cf_disable_rpath_hack)
1288 if test "$cf_disable_rpath_hack" = no ; then
1289         CF_RPATH_HACK
1290 fi
1291 ])
1292 dnl ---------------------------------------------------------------------------
1293 dnl CF_ENABLE_PC_FILES version: 9 updated: 2012/08/04 13:59:54
1294 dnl ------------------
1295 dnl This is the "--enable-pc-files" option, which is available if there is a
1296 dnl pkg-config configuration on the local machine.
1297 AC_DEFUN([CF_ENABLE_PC_FILES],[
1298 AC_REQUIRE([CF_PKG_CONFIG])
1299 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
1300
1301 if test "$PKG_CONFIG" != none ; then
1302         AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
1303         AC_ARG_ENABLE(pc-files,
1304                 [  --enable-pc-files       generate and install .pc files for pkg-config],
1305                 [enable_pc_files=$enableval],
1306                 [enable_pc_files=no])
1307         AC_MSG_RESULT($enable_pc_files)
1308         if test "$enable_pc_files" != no
1309         then
1310                 CF_PATH_SYNTAX(PKG_CONFIG_LIBDIR)
1311         fi
1312 else
1313         enable_pc_files=no
1314 fi
1315 ])dnl
1316 dnl ---------------------------------------------------------------------------
1317 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1318 dnl ---------------
1319 dnl Check if the rpath option should be used, setting cache variable
1320 dnl cf_cv_enable_rpath if so.
1321 AC_DEFUN([CF_ENABLE_RPATH],
1322 [
1323 AC_MSG_CHECKING(if rpath option should be used)
1324 AC_ARG_ENABLE(rpath,
1325 [  --enable-rpath          use rpath option when generating shared libraries],
1326 [cf_cv_enable_rpath=$enableval],
1327 [cf_cv_enable_rpath=no])
1328 AC_MSG_RESULT($cf_cv_enable_rpath)
1329 ])dnl
1330 dnl ---------------------------------------------------------------------------
1331 dnl CF_ENABLE_STRING_HACKS version: 3 updated: 2013/01/26 16:26:12
1332 dnl ----------------------
1333 dnl On a few platforms, the compiler and/or loader nags with untruthful
1334 dnl comments stating that "most" uses of strcat/strcpy/sprintf are incorrect,
1335 dnl and implying that most uses of the recommended alternatives are correct.
1336 dnl
1337 dnl Factually speaking, no one has actually counted the number of uses of these
1338 dnl functions versus the total of incorrect uses.  Samples of a few thousand
1339 dnl instances are meaningless compared to the hundreds of millions of lines of
1340 dnl existing C code.
1341 dnl
1342 dnl strlcat/strlcpy are (as of 2012) non-standard, and are available on some
1343 dnl platforms, in implementations of varying quality.  Likewise, snprintf is
1344 dnl standard - but evolved through phases, and older implementations are likely
1345 dnl to yield surprising results, as documented in manpages on various systems.
1346 AC_DEFUN([CF_ENABLE_STRING_HACKS],
1347 [
1348 AC_MSG_CHECKING(if you want to work around bogus compiler/loader warnings)
1349 AC_ARG_ENABLE(string-hacks,
1350         [  --enable-string-hacks   work around bogus compiler/loader warnings],
1351         [with_string_hacks=$enableval],
1352         [with_string_hacks=no])
1353 AC_MSG_RESULT($with_string_hacks)
1354
1355 if test "x$with_string_hacks" = "xyes"; then
1356         AC_DEFINE(USE_STRING_HACKS,1,[Define to 1 to work around bogus compiler/loader warnings])
1357         AC_MSG_WARN(enabling string-hacks to work around bogus compiler/loader warnings)
1358         AC_CHECK_FUNCS( strlcat strlcpy snprintf )
1359 fi
1360 ])dnl
1361 dnl ---------------------------------------------------------------------------
1362 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1363 dnl --------
1364 dnl Check if 'errno' is declared in <errno.h>
1365 AC_DEFUN([CF_ERRNO],
1366 [
1367 CF_CHECK_ERRNO(errno)
1368 ])dnl
1369 dnl ---------------------------------------------------------------------------
1370 dnl CF_ETIP_DEFINES version: 5 updated: 2012/02/18 17:51:07
1371 dnl ---------------
1372 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1373 dnl math.h and builtin.h, only for ncurses
1374 AC_DEFUN([CF_ETIP_DEFINES],
1375 [
1376 AC_MSG_CHECKING(for special defines needed for etip.h)
1377 cf_save_CXXFLAGS="$CXXFLAGS"
1378 cf_result="none"
1379
1380 # etip.h includes ncurses.h which includes ncurses_dll.h
1381 # But ncurses_dll.h is generated - fix here.
1382 test -d include || mkdir include
1383 test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' ${srcdir}/include/ncurses_dll.h.in >include/ncurses_dll.h
1384
1385 for cf_math in "" MATH_H
1386 do
1387 for cf_excp in "" MATH_EXCEPTION
1388 do
1389         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
1390         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1391         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1392 AC_TRY_COMPILE([
1393 #include <etip.h.in>
1394 ],[],[
1395         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1396         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1397         cf_result="$cf_math $cf_excp"
1398         break 2
1399 ],[])
1400 done
1401 done
1402 AC_MSG_RESULT($cf_result)
1403 CXXFLAGS="$cf_save_CXXFLAGS"
1404 ])
1405 dnl ---------------------------------------------------------------------------
1406 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1407 dnl ---------------
1408 dnl Find a library (specifically the linkage used in the code fragment),
1409 dnl searching for it if it is not already in the library path.
1410 dnl See also CF_ADD_SEARCHPATH.
1411 dnl
1412 dnl Parameters (4-on are optional):
1413 dnl     $1 = headers for library entrypoint
1414 dnl     $2 = code fragment for library entrypoint
1415 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1416 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1417 dnl     $5 = action to perform if not successful
1418 dnl     $6 = module name, if not the same as the library name
1419 dnl     $7 = extra libraries
1420 dnl
1421 dnl Sets these variables:
1422 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1423 dnl     $cf_cv_header_path_$3 - include-directory if needed
1424 dnl     $cf_cv_library_path_$3 - library-directory if needed
1425 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1426 AC_DEFUN([CF_FIND_LINKAGE],[
1427
1428 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1429 # will be set on completion of the AC_TRY_LINK below.
1430 cf_cv_header_path_$3=
1431 cf_cv_library_path_$3=
1432
1433 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1434
1435 cf_save_LIBS="$LIBS"
1436
1437 AC_TRY_LINK([$1],[$2],[
1438         cf_cv_find_linkage_$3=yes
1439         cf_cv_header_path_$3=/usr/include
1440         cf_cv_library_path_$3=/usr/lib
1441 ],[
1442
1443 LIBS="-l$3 $7 $cf_save_LIBS"
1444
1445 AC_TRY_LINK([$1],[$2],[
1446         cf_cv_find_linkage_$3=yes
1447         cf_cv_header_path_$3=/usr/include
1448         cf_cv_library_path_$3=/usr/lib
1449         cf_cv_library_file_$3="-l$3"
1450 ],[
1451         cf_cv_find_linkage_$3=no
1452         LIBS="$cf_save_LIBS"
1453
1454     CF_VERBOSE(find linkage for $3 library)
1455     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1456
1457     cf_save_CPPFLAGS="$CPPFLAGS"
1458     cf_test_CPPFLAGS="$CPPFLAGS"
1459
1460     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1461     for cf_cv_header_path_$3 in $cf_search
1462     do
1463       if test -d $cf_cv_header_path_$3 ; then
1464         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1465         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1466         AC_TRY_COMPILE([$1],[$2],[
1467             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1468             cf_cv_find_linkage_$3=maybe
1469             cf_test_CPPFLAGS="$CPPFLAGS"
1470             break],[
1471             CPPFLAGS="$cf_save_CPPFLAGS"
1472             ])
1473       fi
1474     done
1475
1476     if test "$cf_cv_find_linkage_$3" = maybe ; then
1477
1478       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1479
1480       cf_save_LIBS="$LIBS"
1481       cf_save_LDFLAGS="$LDFLAGS"
1482
1483       ifelse([$6],,,[
1484         CPPFLAGS="$cf_test_CPPFLAGS"
1485         LIBS="-l$3 $7 $cf_save_LIBS"
1486         AC_TRY_LINK([$1],[$2],[
1487             CF_VERBOSE(... found $3 library in system)
1488             cf_cv_find_linkage_$3=yes])
1489             CPPFLAGS="$cf_save_CPPFLAGS"
1490             LIBS="$cf_save_LIBS"
1491             ])
1492
1493       if test "$cf_cv_find_linkage_$3" != yes ; then
1494         CF_LIBRARY_PATH(cf_search,$3)
1495         for cf_cv_library_path_$3 in $cf_search
1496         do
1497           if test -d $cf_cv_library_path_$3 ; then
1498             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1499             CPPFLAGS="$cf_test_CPPFLAGS"
1500             LIBS="-l$3 $7 $cf_save_LIBS"
1501             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1502             AC_TRY_LINK([$1],[$2],[
1503                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1504                 cf_cv_find_linkage_$3=yes
1505                 cf_cv_library_file_$3="-l$3"
1506                 break],[
1507                 CPPFLAGS="$cf_save_CPPFLAGS"
1508                 LIBS="$cf_save_LIBS"
1509                 LDFLAGS="$cf_save_LDFLAGS"
1510                 ])
1511           fi
1512         done
1513         CPPFLAGS="$cf_save_CPPFLAGS"
1514         LDFLAGS="$cf_save_LDFLAGS"
1515       fi
1516
1517     else
1518       cf_cv_find_linkage_$3=no
1519     fi
1520     ],$7)
1521 ])
1522
1523 LIBS="$cf_save_LIBS"
1524
1525 if test "$cf_cv_find_linkage_$3" = yes ; then
1526 ifelse([$4],,[
1527         CF_ADD_INCDIR($cf_cv_header_path_$3)
1528         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1529         CF_ADD_LIB($3)
1530 ],[$4])
1531 else
1532 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1533 fi
1534 ])dnl
1535 dnl ---------------------------------------------------------------------------
1536 dnl CF_FIXUP_ADAFLAGS version: 1 updated: 2012/03/31 18:48:10
1537 dnl -----------------
1538 dnl make ADAFLAGS consistent with CFLAGS
1539 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
1540         AC_MSG_CHECKING(optimization options for ADAFLAGS)
1541         case "$CFLAGS" in
1542         *-g*)
1543                 CF_ADD_ADAFLAGS(-g)
1544                 ;;
1545         esac
1546         case "$CFLAGS" in
1547         *-O*)
1548                 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[        ]].*//'`
1549                 CF_ADD_ADAFLAGS($cf_O_flag)
1550                 ;;
1551         esac
1552         AC_MSG_RESULT($ADAFLAGS)
1553 ])dnl
1554 dnl ---------------------------------------------------------------------------
1555 dnl CF_FORGET_TOOL version: 1 updated: 2013/04/06 18:03:09
1556 dnl --------------
1557 dnl Forget that we saw the given tool.
1558 AC_DEFUN([CF_FORGET_TOOL],[
1559 unset ac_cv_prog_ac_ct_$1
1560 unset ac_ct_$1
1561 unset $1
1562 ])dnl
1563 dnl ---------------------------------------------------------------------------
1564 dnl CF_FUNC_DLSYM version: 3 updated: 2012/10/06 11:17:15
1565 dnl -------------
1566 dnl Test for dlsym() and related functions, as well as libdl.
1567 dnl
1568 dnl Sets
1569 dnl     $cf_have_dlsym
1570 dnl     $cf_have_libdl
1571 AC_DEFUN([CF_FUNC_DLSYM],[
1572 cf_have_dlsym=no
1573 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1574
1575 cf_have_libdl=no
1576 AC_CHECK_LIB(dl,dlsym,[
1577         cf_have_dlsym=yes
1578         cf_have_libdl=yes])])
1579
1580 if test "$cf_have_dlsym" = yes ; then
1581         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1582
1583         AC_MSG_CHECKING(whether able to link to dl*() functions)
1584         AC_TRY_LINK([#include <dlfcn.h>],[
1585                 void *obj;
1586                 if ((obj = dlopen("filename", 0)) != 0) {
1587                         if (dlsym(obj, "symbolname") == 0) {
1588                         dlclose(obj);
1589                         }
1590                 }],[
1591                 AC_DEFINE(HAVE_LIBDL,1,[Define to 1 if we have dl library])],[
1592                 AC_MSG_ERROR(Cannot link test program for libdl)])
1593         AC_MSG_RESULT(ok)
1594 else
1595         AC_MSG_ERROR(Cannot find dlsym function)
1596 fi
1597 ])
1598 dnl ---------------------------------------------------------------------------
1599 dnl CF_FUNC_MEMMOVE version: 8 updated: 2012/10/04 20:12:20
1600 dnl ---------------
1601 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1602 dnl is found, add our own version of memmove to the list of objects.
1603 AC_DEFUN([CF_FUNC_MEMMOVE],
1604 [
1605 AC_CHECK_FUNC(memmove,,[
1606 AC_CHECK_FUNC(bcopy,[
1607         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1608                 AC_TRY_RUN([
1609 int main() {
1610         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1611         char temp[40];
1612         bcopy(data, temp, sizeof(data));
1613         bcopy(temp+10, temp, 15);
1614         bcopy(temp+5, temp+15, 10);
1615         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1616 }
1617                 ],
1618                 [cf_cv_good_bcopy=yes],
1619                 [cf_cv_good_bcopy=no],
1620                 [cf_cv_good_bcopy=unknown])
1621                 ])
1622         ],[cf_cv_good_bcopy=no])
1623         if test "$cf_cv_good_bcopy" = yes ; then
1624                 AC_DEFINE(USE_OK_BCOPY,1,[Define to 1 to use bcopy when memmove is unavailable])
1625         else
1626                 AC_DEFINE(USE_MY_MEMMOVE,1,[Define to 1 to use replacement function when memmove is unavailable])
1627         fi
1628 ])])dnl
1629 dnl ---------------------------------------------------------------------------
1630 dnl CF_FUNC_NANOSLEEP version: 4 updated: 2012/10/06 17:56:13
1631 dnl -----------------
1632 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1633 dnl AIX 4.x, provide a non-working version.
1634 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1635 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1636 AC_TRY_RUN([
1637 #include <stdio.h>
1638 #include <errno.h>
1639 #include <time.h>
1640
1641 #ifdef HAVE_SYS_TIME_H
1642 #include <sys/time.h>
1643 #endif
1644
1645 int main() {
1646         struct timespec ts1, ts2;
1647         int code;
1648         ts1.tv_sec  = 0;
1649         ts1.tv_nsec = 750000000;
1650         ts2.tv_sec  = 0;
1651         ts2.tv_nsec = 0;
1652         errno = 0;
1653         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1654         ${cf_cv_main_return:-return}(code != 0);
1655 }
1656 ],
1657         [cf_cv_func_nanosleep=yes],
1658         [cf_cv_func_nanosleep=no],
1659         [cf_cv_func_nanosleep=unknown])])
1660
1661 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP,1,[Define to 1 if we have nanosleep()])
1662 ])
1663 dnl ---------------------------------------------------------------------------
1664 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1665 dnl ---------------
1666 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1667 dnl "util" library as well.
1668 AC_DEFUN([CF_FUNC_OPENPTY],
1669 [
1670 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1671 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1672     cf_save_LIBS="$LIBS"
1673     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1674     for cf_header in pty.h libutil.h util.h
1675     do
1676     AC_TRY_LINK([
1677 #include <$cf_header>
1678 ],[
1679     int x = openpty((int *)0, (int *)0, (char *)0,
1680                    (struct termios *)0, (struct winsize *)0);
1681 ],[
1682         cf_cv_func_openpty=$cf_header
1683         break
1684 ],[
1685         cf_cv_func_openpty=no
1686 ])
1687     done
1688     LIBS="$cf_save_LIBS"
1689 ])
1690 ])dnl
1691 dnl ---------------------------------------------------------------------------
1692 dnl CF_FUNC_POLL version: 8 updated: 2012/10/04 05:24:07
1693 dnl ------------
1694 dnl See if the poll function really works.  Some platforms have poll(), but
1695 dnl it does not work for terminals or files.
1696 AC_DEFUN([CF_FUNC_POLL],[
1697 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1698 AC_TRY_RUN([
1699 #include <stdlib.h>
1700 #include <stdio.h>
1701 #include <unistd.h>
1702 #include <fcntl.h>
1703 #ifdef HAVE_POLL_H
1704 #include <poll.h>
1705 #else
1706 #include <sys/poll.h>
1707 #endif
1708 int main() {
1709         struct pollfd myfds;
1710         int ret;
1711
1712         /* check for Darwin bug with respect to "devices" */
1713         myfds.fd = open("/dev/null", 1);        /* O_WRONLY */
1714         if (myfds.fd < 0)
1715                 myfds.fd = 0;
1716         myfds.events = POLLIN;
1717         myfds.revents = 0;
1718
1719         ret = poll(&myfds, 1, 100);
1720
1721         if (ret < 0 || (myfds.revents & POLLNVAL)) {
1722                 ret = -1;
1723         } else {
1724                 int fd = 0;
1725                 if (!isatty(fd)) {
1726                         fd = open("/dev/tty", 2);       /* O_RDWR */
1727                 }
1728
1729                 if (fd >= 0) {
1730                         /* also check with standard input */
1731                         myfds.fd = fd;
1732                         myfds.events = POLLIN;
1733                         myfds.revents = 0;
1734                         ret = poll(&myfds, 1, 100);
1735                 } else {
1736                         ret = -1;
1737                 }
1738         }
1739         ${cf_cv_main_return:-return}(ret < 0);
1740 }],
1741         [cf_cv_working_poll=yes],
1742         [cf_cv_working_poll=no],
1743         [cf_cv_working_poll=unknown])])
1744 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL,1,[Define to 1 if the poll function seems to work])
1745 ])dnl
1746 dnl ---------------------------------------------------------------------------
1747 dnl CF_FUNC_TERMIOS version: 3 updated: 2012/10/06 17:56:13
1748 dnl ---------------
1749 dnl Some old/broken variations define tcgetattr() only as a macro in
1750 dnl termio(s).h
1751 AC_DEFUN([CF_FUNC_TERMIOS],[
1752 AC_REQUIRE([CF_STRUCT_TERMIOS])
1753 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1754 AC_TRY_LINK([
1755 #include <sys/types.h>
1756 #ifdef HAVE_UNISTD_H
1757 #include <unistd.h>
1758 #endif
1759 #ifdef HAVE_TERMIOS_H
1760 #include <termios.h>
1761 #define TTY struct termios
1762 #else
1763 #ifdef HAVE_TERMIO_H
1764 #include <termio.h>
1765 #define TTY struct termio
1766 #endif
1767 #endif
1768 ],[
1769 TTY foo;
1770 tcgetattr(1, &foo);],
1771 [cf_cv_have_tcgetattr=yes],
1772 [cf_cv_have_tcgetattr=no])])
1773 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR,1,[Define to 1 if we have tcgetattr])
1774 ])dnl
1775 dnl ---------------------------------------------------------------------------
1776 dnl CF_FUNC_VSSCANF version: 4 updated: 2012/10/06 17:56:13
1777 dnl ---------------
1778 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1779 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1780 dnl other functions.
1781 AC_DEFUN([CF_FUNC_VSSCANF],
1782 [
1783 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1784 AC_TRY_LINK([
1785 #include <stdarg.h>
1786 #include <stdio.h>],[
1787         va_list ap;
1788         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1789 AC_TRY_LINK([
1790 #include <stdarg.h>
1791 #include <stdio.h>],[
1792     FILE strbuf;
1793     char *str = "from";
1794
1795     strbuf._flag = _IOREAD;
1796     strbuf._ptr = strbuf._base = (unsigned char *) str;
1797     strbuf._cnt = strlen(str);
1798     strbuf._file = _NFILE;
1799     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1800 AC_TRY_LINK([
1801 #include <stdarg.h>
1802 #include <stdio.h>],[
1803     FILE strbuf;
1804     char *str = "from";
1805
1806     strbuf._flag = _IOREAD;
1807     strbuf._ptr = strbuf._base = (unsigned char *) str;
1808     strbuf._cnt = strlen(str);
1809     strbuf._file = _NFILE;
1810     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1811 cf_cv_func_vsscanf=no])])])])
1812
1813 case $cf_cv_func_vsscanf in #(vi
1814 vsscanf) AC_DEFINE(HAVE_VSSCANF,1,[Define to 1 if we have vsscanf]);; #(vi
1815 vfscanf) AC_DEFINE(HAVE_VFSCANF,1,[Define to 1 if we have vfscanf]);; #(vi
1816 _doscan) AC_DEFINE(HAVE__DOSCAN,1,[Define to 1 if we have _doscan]);;
1817 esac
1818
1819 ])dnl
1820 dnl ---------------------------------------------------------------------------
1821 dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03
1822 dnl -----------------
1823 dnl Test for availability of useful gcc __attribute__ directives to quiet
1824 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1825 dnl to documentation, unrecognized directives cause older compilers to barf.
1826 AC_DEFUN([CF_GCC_ATTRIBUTES],
1827 [
1828 if test "$GCC" = yes
1829 then
1830 cat > conftest.i <<EOF
1831 #ifndef GCC_PRINTF
1832 #define GCC_PRINTF 0
1833 #endif
1834 #ifndef GCC_SCANF
1835 #define GCC_SCANF 0
1836 #endif
1837 #ifndef GCC_NORETURN
1838 #define GCC_NORETURN /* nothing */
1839 #endif
1840 #ifndef GCC_UNUSED
1841 #define GCC_UNUSED /* nothing */
1842 #endif
1843 EOF
1844 if test "$GCC" = yes
1845 then
1846         AC_CHECKING([for $CC __attribute__ directives])
1847 cat > conftest.$ac_ext <<EOF
1848 #line __oline__ "${as_me:-configure}"
1849 #include "confdefs.h"
1850 #include "conftest.h"
1851 #include "conftest.i"
1852 #if     GCC_PRINTF
1853 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1854 #else
1855 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1856 #endif
1857 #if     GCC_SCANF
1858 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1859 #else
1860 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1861 #endif
1862 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1863 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1864 extern void foo(void) GCC_NORETURN;
1865 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1866 EOF
1867         cf_printf_attribute=no
1868         cf_scanf_attribute=no
1869         for cf_attribute in scanf printf unused noreturn
1870         do
1871                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1872                 cf_directive="__attribute__(($cf_attribute))"
1873                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1874
1875                 case $cf_attribute in #(vi
1876                 printf) #(vi
1877                         cf_printf_attribute=yes
1878                         cat >conftest.h <<EOF
1879 #define GCC_$cf_ATTRIBUTE 1
1880 EOF
1881                         ;;
1882                 scanf) #(vi
1883                         cf_scanf_attribute=yes
1884                         cat >conftest.h <<EOF
1885 #define GCC_$cf_ATTRIBUTE 1
1886 EOF
1887                         ;;
1888                 *) #(vi
1889                         cat >conftest.h <<EOF
1890 #define GCC_$cf_ATTRIBUTE $cf_directive
1891 EOF
1892                         ;;
1893                 esac
1894
1895                 if AC_TRY_EVAL(ac_compile); then
1896                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1897                         cat conftest.h >>confdefs.h
1898                         case $cf_attribute in #(vi
1899                         noreturn) #(vi
1900                                 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1901                                 ;;
1902                         printf) #(vi
1903                                 cf_value='/* nothing */'
1904                                 if test "$cf_printf_attribute" != no ; then
1905                                         cf_value='__attribute__((format(printf,fmt,var)))'
1906                                         AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1907                                 fi
1908                                 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1909                                 ;;
1910                         scanf) #(vi
1911                                 cf_value='/* nothing */'
1912                                 if test "$cf_scanf_attribute" != no ; then
1913                                         cf_value='__attribute__((format(scanf,fmt,var)))'
1914                                         AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1915                                 fi
1916                                 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1917                                 ;;
1918                         unused) #(vi
1919                                 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1920                                 ;;
1921                         esac
1922                 fi
1923         done
1924 else
1925         fgrep define conftest.i >>confdefs.h
1926 fi
1927 rm -rf conftest*
1928 fi
1929 ])dnl
1930 dnl ---------------------------------------------------------------------------
1931 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1932 dnl --------------
1933 dnl Find version of gcc
1934 AC_DEFUN([CF_GCC_VERSION],[
1935 AC_REQUIRE([AC_PROG_CC])
1936 GCC_VERSION=none
1937 if test "$GCC" = yes ; then
1938         AC_MSG_CHECKING(version of $CC)
1939         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1940         test -z "$GCC_VERSION" && GCC_VERSION=unknown
1941         AC_MSG_RESULT($GCC_VERSION)
1942 fi
1943 ])dnl
1944 dnl ---------------------------------------------------------------------------
1945 dnl CF_GCC_WARNINGS version: 30 updated: 2013/11/16 13:56:26
1946 dnl ---------------
1947 dnl Check if the compiler supports useful warning options.  There's a few that
1948 dnl we don't use, simply because they're too noisy:
1949 dnl
1950 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1951 dnl     -Wredundant-decls (system headers make this too noisy)
1952 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
1953 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
1954 dnl             is enabled for ncurses using "--enable-const".
1955 dnl     -pedantic
1956 dnl
1957 dnl Parameter:
1958 dnl     $1 is an optional list of gcc warning flags that a particular
1959 dnl             application might want to use, e.g., "no-unused" for
1960 dnl             -Wno-unused
1961 dnl Special:
1962 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
1963 dnl
1964 AC_DEFUN([CF_GCC_WARNINGS],
1965 [
1966 AC_REQUIRE([CF_GCC_VERSION])
1967 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1968 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1969
1970 cat > conftest.$ac_ext <<EOF
1971 #line __oline__ "${as_me:-configure}"
1972 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1973 EOF
1974
1975 if test "$INTEL_COMPILER" = yes
1976 then
1977 # The "-wdXXX" options suppress warnings:
1978 # remark #1419: external declaration in primary source file
1979 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1980 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1981 # remark #193: zero used for undefined preprocessing identifier
1982 # remark #593: variable "curs_sb_left_arrow" was set but never used
1983 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1984 # remark #869: parameter "tw" was never referenced
1985 # remark #981: operands are evaluated in unspecified order
1986 # warning #279: controlling expression is constant
1987
1988         AC_CHECKING([for $CC warning options])
1989         cf_save_CFLAGS="$CFLAGS"
1990         EXTRA_CFLAGS="-Wall"
1991         for cf_opt in \
1992                 wd1419 \
1993                 wd1683 \
1994                 wd1684 \
1995                 wd193 \
1996                 wd593 \
1997                 wd279 \
1998                 wd810 \
1999                 wd869 \
2000                 wd981
2001         do
2002                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2003                 if AC_TRY_EVAL(ac_compile); then
2004                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2005                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2006                 fi
2007         done
2008         CFLAGS="$cf_save_CFLAGS"
2009
2010 elif test "$GCC" = yes
2011 then
2012         AC_CHECKING([for $CC warning options])
2013         cf_save_CFLAGS="$CFLAGS"
2014         EXTRA_CFLAGS=
2015         cf_warn_CONST=""
2016         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
2017         for cf_opt in W Wall \
2018                 Wbad-function-cast \
2019                 Wcast-align \
2020                 Wcast-qual \
2021                 Wdeclaration-after-statement \
2022                 Wextra \
2023                 Wignored-qualifiers \
2024                 Winline \
2025                 Wlogical-op \
2026                 Wmissing-declarations \
2027                 Wmissing-prototypes \
2028                 Wnested-externs \
2029                 Wpointer-arith \
2030                 Wshadow \
2031                 Wstrict-prototypes \
2032                 Wundef \
2033                 Wvarargs $cf_warn_CONST $1
2034         do
2035                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2036                 if AC_TRY_EVAL(ac_compile); then
2037                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2038                         case $cf_opt in #(vi
2039                         Wcast-qual) #(vi
2040                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
2041                                 ;;
2042                         Winline) #(vi
2043                                 case $GCC_VERSION in
2044                                 [[34]].*)
2045                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2046                                         continue;;
2047                                 esac
2048                                 ;;
2049                         Wpointer-arith) #(vi
2050                                 case $GCC_VERSION in
2051                                 [[12]].*)
2052                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2053                                         continue;;
2054                                 esac
2055                                 ;;
2056                         esac
2057                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2058                 fi
2059         done
2060         CFLAGS="$cf_save_CFLAGS"
2061 fi
2062 rm -rf conftest*
2063
2064 AC_SUBST(EXTRA_CFLAGS)
2065 ])dnl
2066 dnl ---------------------------------------------------------------------------
2067 dnl CF_GETOPT_HEADER version: 5 updated: 2012/10/06 16:39:58
2068 dnl ----------------
2069 dnl Check for getopt's variables which are commonly defined in stdlib.h,
2070 dnl unistd.h or (nonstandard) in getopt.h
2071 AC_DEFUN([CF_GETOPT_HEADER],
2072 [
2073 AC_HAVE_HEADERS(unistd.h getopt.h)
2074 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
2075 cf_cv_getopt_header=none
2076 for cf_header in stdio.h stdlib.h unistd.h getopt.h
2077 do
2078 AC_TRY_COMPILE([
2079 #include <$cf_header>],
2080 [int x = optind; char *y = optarg],
2081 [cf_cv_getopt_header=$cf_header
2082  break])
2083 done
2084 ])
2085 if test $cf_cv_getopt_header != none ; then
2086         AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h])
2087 fi
2088 ])dnl
2089 dnl ---------------------------------------------------------------------------
2090 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
2091 dnl ----------------
2092 AC_DEFUN([CF_GNAT_GENERICS],
2093 [
2094 AC_REQUIRE([CF_GNAT_VERSION])
2095
2096 AC_MSG_CHECKING(if GNAT supports generics)
2097 case $cf_gnat_version in #(vi
2098 3.[[1-9]]*|[[4-9]].*) #(vi
2099         cf_gnat_generics=yes
2100         ;;
2101 *)
2102         cf_gnat_generics=no
2103         ;;
2104 esac
2105 AC_MSG_RESULT($cf_gnat_generics)
2106
2107 if test "$cf_gnat_generics" = yes
2108 then
2109         cf_compile_generics=generics
2110         cf_generic_objects="\${GENOBJS}"
2111 else
2112         cf_compile_generics=
2113         cf_generic_objects=
2114 fi
2115
2116 AC_SUBST(cf_compile_generics)
2117 AC_SUBST(cf_generic_objects)
2118 ])dnl
2119 dnl ---------------------------------------------------------------------------
2120 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
2121 dnl --------------------
2122 dnl Check if the gnat pragma "Unreferenced" works.
2123 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
2124 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
2125 CF_GNAT_TRY_LINK([procedure conftest;],
2126 [with Text_IO;
2127 with GNAT.OS_Lib;
2128 procedure conftest is
2129    test : Integer;
2130    pragma Unreferenced (test);
2131 begin
2132    test := 1;
2133    Text_IO.Put ("Hello World");
2134    Text_IO.New_Line;
2135    GNAT.OS_Lib.OS_Exit (0);
2136 end conftest;],
2137         [cf_cv_pragma_unreferenced=yes],
2138         [cf_cv_pragma_unreferenced=no])])
2139
2140 # if the pragma is supported, use it (needed in the Trace code).
2141 if test $cf_cv_pragma_unreferenced = yes ; then
2142         PRAGMA_UNREF=TRUE
2143 else
2144         PRAGMA_UNREF=FALSE
2145 fi
2146 AC_SUBST(PRAGMA_UNREF)
2147 ])dnl
2148 dnl ---------------------------------------------------------------------------
2149 dnl CF_GNAT_PROJECTS version: 4 updated: 2013/09/07 14:05:46
2150 dnl ----------------
2151 dnl GNAT projects are configured with ".gpr" project files.
2152 dnl GNAT libraries are a further development, using the project feature.
2153 AC_DEFUN([CF_GNAT_PROJECTS],
2154 [
2155 AC_REQUIRE([CF_GNAT_VERSION])
2156
2157 cf_gnat_libraries=no
2158 cf_gnat_projects=no
2159
2160 AC_MSG_CHECKING(if GNAT supports project files)
2161 case $cf_gnat_version in #(vi
2162 3.[[0-9]]*) #(vi
2163         ;;
2164 *)
2165         case $cf_cv_system_name in #(vi
2166         cygwin*|msys*) #(vi
2167                 ;;
2168         *)
2169                 mkdir conftest.src conftest.bin conftest.lib
2170                 cd conftest.src
2171                 rm -rf conftest* *~conftest*
2172                 cat >>library.gpr <<CF_EOF
2173 project Library is
2174   Kind := External ("LIB_KIND");
2175   for Library_Name use "ConfTest";
2176   for Object_Dir use ".";
2177   for Library_ALI_Dir use External("LIBRARY_DIR");
2178   for Library_Version use External ("SONAME");
2179   for Library_Kind use Kind;
2180   for Library_Dir use External("BUILD_DIR");
2181   Source_Dir := External ("SOURCE_DIR");
2182   for Source_Dirs use (Source_Dir);
2183   package Compiler is
2184      for Default_Switches ("Ada") use
2185        ("-g",
2186         "-O2",
2187         "-gnatafno",
2188         "-gnatVa",   -- All validity checks
2189         "-gnatwa");  -- Activate all optional errors
2190   end Compiler;
2191 end Library;
2192 CF_EOF
2193                 cat >>confpackage.ads <<CF_EOF
2194 package ConfPackage is
2195    procedure conftest;
2196 end ConfPackage;
2197 CF_EOF
2198                 cat >>confpackage.adb <<CF_EOF
2199 with Text_IO;
2200 package body ConfPackage is
2201    procedure conftest is
2202    begin
2203       Text_IO.Put ("Hello World");
2204       Text_IO.New_Line;
2205    end conftest;
2206 end ConfPackage;
2207 CF_EOF
2208                 if ( $cf_ada_make $ADAFLAGS \
2209                                 -Plibrary.gpr \
2210                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2211                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2212                                 -XSOURCE_DIR=`pwd` \
2213                                 -XSONAME=libConfTest.so.1 \
2214                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2215                         cf_gnat_projects=yes
2216                 fi
2217                 cd ..
2218                 if test -f conftest.lib/confpackage.ali
2219                 then
2220                         cf_gnat_libraries=yes
2221                 fi
2222                 rm -rf conftest* *~conftest*
2223                 ;;
2224         esac
2225         ;;
2226 esac
2227 AC_MSG_RESULT($cf_gnat_projects)
2228
2229 if test $cf_gnat_projects = yes
2230 then
2231         AC_MSG_CHECKING(if GNAT supports libraries)
2232         AC_MSG_RESULT($cf_gnat_libraries)
2233 fi
2234
2235 if test "$cf_gnat_projects" = yes
2236 then
2237         USE_OLD_MAKERULES="#"
2238         USE_GNAT_PROJECTS=""
2239 else
2240         USE_OLD_MAKERULES=""
2241         USE_GNAT_PROJECTS="#"
2242 fi
2243
2244 if test "$cf_gnat_libraries" = yes
2245 then
2246         USE_GNAT_LIBRARIES=""
2247 else
2248         USE_GNAT_LIBRARIES="#"
2249 fi
2250
2251 AC_SUBST(USE_OLD_MAKERULES)
2252 AC_SUBST(USE_GNAT_PROJECTS)
2253 AC_SUBST(USE_GNAT_LIBRARIES)
2254 ])dnl
2255 dnl ---------------------------------------------------------------------------
2256 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2257 dnl --------------
2258 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2259 dnl is noted that gnat may compile a tasking unit even for configurations which
2260 dnl fail at runtime.
2261 AC_DEFUN([CF_GNAT_SIGINT],[
2262 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2263 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2264
2265 package ConfTest is
2266
2267    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2268    pragma Unreserve_All_Interrupts;
2269    pragma Warnings (On);
2270
2271    protected Process is
2272       procedure Stop;
2273       function Continue return Boolean;
2274       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2275    private
2276       Done : Boolean := False;
2277    end Process;
2278
2279 end ConfTest;],
2280 [package body ConfTest is
2281    protected body Process is
2282       procedure Stop is
2283       begin
2284          Done := True;
2285       end Stop;
2286       function Continue return Boolean is
2287       begin
2288          return not Done;
2289       end Continue;
2290    end Process;
2291 end ConfTest;],
2292         [cf_cv_gnat_sigint=yes],
2293         [cf_cv_gnat_sigint=no])])
2294
2295 if test $cf_cv_gnat_sigint = yes ; then
2296         USE_GNAT_SIGINT=""
2297 else
2298         USE_GNAT_SIGINT="#"
2299 fi
2300 AC_SUBST(USE_GNAT_SIGINT)
2301 ])dnl
2302 dnl ---------------------------------------------------------------------------
2303 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2304 dnl ----------------
2305 dnl Verify that a test program compiles/links with GNAT.
2306 dnl $cf_ada_make is set to the program that compiles/links
2307 dnl $ADAFLAGS may be set to the GNAT flags.
2308 dnl
2309 dnl $1 is the text of the spec
2310 dnl $2 is the text of the body
2311 dnl $3 is the shell command to execute if successful
2312 dnl $4 is the shell command to execute if not successful
2313 AC_DEFUN([CF_GNAT_TRY_LINK],
2314 [
2315 rm -rf conftest* *~conftest*
2316 cat >>conftest.ads <<CF_EOF
2317 $1
2318 CF_EOF
2319 cat >>conftest.adb <<CF_EOF
2320 $2
2321 CF_EOF
2322 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2323 ifelse($3,,      :,[      $3])
2324 ifelse($4,,,[else
2325    $4])
2326 fi
2327 rm -rf conftest* *~conftest*
2328 ])dnl
2329 dnl ---------------------------------------------------------------------------
2330 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2331 dnl ---------------
2332 dnl Verify that a test program compiles and runs with GNAT
2333 dnl $cf_ada_make is set to the program that compiles/links
2334 dnl $ADAFLAGS may be set to the GNAT flags.
2335 dnl
2336 dnl $1 is the text of the spec
2337 dnl $2 is the text of the body
2338 dnl $3 is the shell command to execute if successful
2339 dnl $4 is the shell command to execute if not successful
2340 AC_DEFUN([CF_GNAT_TRY_RUN],
2341 [
2342 rm -rf conftest* *~conftest*
2343 cat >>conftest.ads <<CF_EOF
2344 $1
2345 CF_EOF
2346 cat >>conftest.adb <<CF_EOF
2347 $2
2348 CF_EOF
2349 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2350    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2351 ifelse($3,,      :,[      $3])
2352 ifelse($4,,,[   else
2353       $4])
2354    fi
2355 ifelse($4,,,[else
2356    $4])
2357 fi
2358 rm -rf conftest* *~conftest*
2359 ])dnl
2360 dnl ---------------------------------------------------------------------------
2361 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
2362 dnl ---------------
2363 dnl Verify version of GNAT.
2364 AC_DEFUN([CF_GNAT_VERSION],
2365 [
2366 AC_MSG_CHECKING(for gnat version)
2367 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2368         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2369     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2370 AC_MSG_RESULT($cf_gnat_version)
2371
2372 case $cf_gnat_version in #(vi
2373 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
2374         cf_cv_prog_gnat_correct=yes
2375         ;;
2376 *)
2377         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2378         cf_cv_prog_gnat_correct=no
2379         ;;
2380 esac
2381 ])
2382 dnl ---------------------------------------------------------------------------
2383 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2384 dnl -------------
2385 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2386 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2387 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2388 dnl since it is interwoven with GNU extensions.
2389 dnl
2390 dnl Well, yes we could work around it...
2391 AC_DEFUN([CF_GNU_SOURCE],
2392 [
2393 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2394 AC_TRY_COMPILE([#include <sys/types.h>],[
2395 #ifndef _XOPEN_SOURCE
2396 make an error
2397 #endif],
2398         [cf_cv_gnu_source=no],
2399         [cf_save="$CPPFLAGS"
2400          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2401          AC_TRY_COMPILE([#include <sys/types.h>],[
2402 #ifdef _XOPEN_SOURCE
2403 make an error
2404 #endif],
2405         [cf_cv_gnu_source=no],
2406         [cf_cv_gnu_source=yes])
2407         CPPFLAGS="$cf_save"
2408         ])
2409 ])
2410 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2411 ])dnl
2412 dnl ---------------------------------------------------------------------------
2413 dnl CF_GPP_LIBRARY version: 11 updated: 2012/10/06 17:56:13
2414 dnl --------------
2415 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2416 dnl problem :-).  If we have the compiler but no library, we'll be able to
2417 dnl configure, but won't be able to build the c++ demo program.
2418 AC_DEFUN([CF_GPP_LIBRARY],
2419 [
2420 cf_cxx_library=unknown
2421 case $cf_cv_system_name in #(vi
2422 os2*) #(vi
2423         cf_gpp_libname=gpp
2424         ;;
2425 *)
2426         cf_gpp_libname=g++
2427         ;;
2428 esac
2429 if test "$GXX" = yes; then
2430         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2431         cf_save="$LIBS"
2432         CF_ADD_LIB($cf_gpp_libname)
2433         AC_TRY_LINK([
2434 #include <$cf_gpp_libname/builtin.h>
2435         ],
2436         [two_arg_error_handler_t foo2 = lib_error_handler],
2437         [cf_cxx_library=yes
2438          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2439          if test "$cf_gpp_libname" = cpp ; then
2440             AC_DEFINE(HAVE_GPP_BUILTIN_H,1,[Define to 1 if we have gpp builtin.h])
2441          else
2442             AC_DEFINE(HAVE_GXX_BUILTIN_H,1,[Define to 1 if we have g++ builtin.h])
2443          fi],
2444         [AC_TRY_LINK([
2445 #include <builtin.h>
2446         ],
2447         [two_arg_error_handler_t foo2 = lib_error_handler],
2448         [cf_cxx_library=yes
2449          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2450          AC_DEFINE(HAVE_BUILTIN_H,1,[Define to 1 if we have builtin.h])],
2451         [cf_cxx_library=no])])
2452         LIBS="$cf_save"
2453         AC_MSG_RESULT($cf_cxx_library)
2454 fi
2455 ])dnl
2456 dnl ---------------------------------------------------------------------------
2457 dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
2458 dnl --------------
2459 dnl Check for version of g++
2460 AC_DEFUN([CF_GXX_VERSION],[
2461 AC_REQUIRE([AC_PROG_CPP])
2462 GXX_VERSION=none
2463 if test "$GXX" = yes; then
2464         AC_MSG_CHECKING(version of ${CXX:-g++})
2465         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2466         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2467         AC_MSG_RESULT($GXX_VERSION)
2468 fi
2469 ])dnl
2470 dnl ---------------------------------------------------------------------------
2471 dnl CF_GXX_WARNINGS version: 8 updated: 2013/11/16 14:27:53
2472 dnl ---------------
2473 dnl Check if the compiler supports useful warning options.
2474 dnl
2475 dnl Most of gcc's options apply to g++, except:
2476 dnl     -Wbad-function-cast
2477 dnl     -Wmissing-declarations
2478 dnl     -Wnested-externs
2479 dnl
2480 dnl Omit a few (for now):
2481 dnl     -Winline
2482 dnl
2483 dnl Parameter:
2484 dnl     $1 is an optional list of g++ warning flags that a particular
2485 dnl             application might want to use, e.g., "no-unused" for
2486 dnl             -Wno-unused
2487 dnl Special:
2488 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2489 dnl
2490 AC_DEFUN([CF_GXX_WARNINGS],
2491 [
2492
2493 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2494 CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
2495
2496 AC_REQUIRE([CF_GXX_VERSION])
2497
2498 AC_LANG_SAVE
2499 AC_LANG_CPLUSPLUS
2500
2501 cat > conftest.$ac_ext <<EOF
2502 #line __oline__ "configure"
2503 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2504 EOF
2505
2506 if test "$INTEL_CPLUSPLUS" = yes
2507 then
2508 # The "-wdXXX" options suppress warnings:
2509 # remark #1419: external declaration in primary source file
2510 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2511 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2512 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2513 # remark #193: zero used for undefined preprocessing identifier
2514 # remark #593: variable "curs_sb_left_arrow" was set but never used
2515 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2516 # remark #869: parameter "tw" was never referenced
2517 # remark #981: operands are evaluated in unspecified order
2518 # warning #269: invalid format string conversion
2519
2520         AC_CHECKING([for $CC warning options])
2521         cf_save_CXXFLAGS="$CXXFLAGS"
2522         EXTRA_CXXFLAGS="-Wall"
2523         for cf_opt in \
2524                 wd1419 \
2525                 wd1682 \
2526                 wd1683 \
2527                 wd1684 \
2528                 wd193 \
2529                 wd279 \
2530                 wd593 \
2531                 wd810 \
2532                 wd869 \
2533                 wd981
2534         do
2535                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2536                 if AC_TRY_EVAL(ac_compile); then
2537                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2538                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2539                 fi
2540         done
2541         CXXFLAGS="$cf_save_CXXFLAGS"
2542
2543 elif test "$GXX" = yes
2544 then
2545         AC_CHECKING([for $CXX warning options])
2546         cf_save_CXXFLAGS="$CXXFLAGS"
2547         EXTRA_CXXFLAGS="-W -Wall"
2548         cf_gxx_extra_warnings=""
2549         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2550         case "$GCC_VERSION" in
2551         [[1-2]].*)
2552                 ;;
2553         *)
2554                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2555                 ;;
2556         esac
2557         for cf_opt in \
2558                 Wabi \
2559                 fabi-version=0 \
2560                 Wextra \
2561                 Wignored-qualifiers \
2562                 Wlogical-op \
2563                 Woverloaded-virtual \
2564                 Wsign-promo \
2565                 Wsynth \
2566                 Wold-style-cast \
2567                 Wcast-align \
2568                 Wcast-qual \
2569                 Wpointer-arith \
2570                 Wshadow \
2571                 Wundef $cf_gxx_extra_warnings $1
2572         do
2573                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2574                 if AC_TRY_EVAL(ac_compile); then
2575                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2576                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2577                 else
2578                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2579                 fi
2580         done
2581         CXXFLAGS="$cf_save_CXXFLAGS"
2582 fi
2583
2584 rm -rf conftest*
2585 AC_LANG_RESTORE
2586 AC_SUBST(EXTRA_CXXFLAGS)
2587 ])dnl
2588 dnl ---------------------------------------------------------------------------
2589 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2590 dnl ------------
2591 dnl Look for an instance of the Berkeley hashed database.
2592 dnl
2593 dnl $1 = optional parameter, to specify install-prefix for the database.
2594 AC_DEFUN([CF_HASHED_DB],
2595 [
2596 ifelse([$1],,,[
2597 case $1 in #(vi
2598 yes|*able*) #(vi
2599     ;;
2600 *)
2601     if test -d "$1" ; then
2602         CF_ADD_INCDIR($1/include)
2603         CF_ADD_LIBDIR($1/lib)
2604     fi
2605 esac
2606 ])
2607 AC_CHECK_HEADER(db.h,[
2608 CF_HASHED_DB_VERSION
2609 if test "$cf_cv_hashed_db_version" = unknown ; then
2610         AC_MSG_ERROR(Cannot determine version of db)
2611 else
2612         CF_HASHED_DB_LIBS
2613         if test "$cf_cv_hashed_db_libs" = unknown ; then
2614                 AC_MSG_ERROR(Cannot determine library for db)
2615         elif test "$cf_cv_hashed_db_libs" != default ; then
2616                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2617         fi
2618 fi
2619 ],[
2620         AC_MSG_ERROR(Cannot find db.h)
2621 ])
2622 ])dnl
2623 dnl ---------------------------------------------------------------------------
2624 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2625 dnl -----------------
2626 dnl Given that we have the header and version for hashed database, find the
2627 dnl library information.
2628 AC_DEFUN([CF_HASHED_DB_LIBS],
2629 [
2630 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2631 cf_cv_hashed_db_libs=unknown
2632 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2633 do
2634         cf_save_libs="$LIBS"
2635         if test -n "$cf_db_libs"; then
2636                 CF_ADD_LIB($cf_db_libs)
2637         fi
2638         CF_MSG_LOG(checking for library "$cf_db_libs")
2639         AC_TRY_LINK([
2640 $ac_includes_default
2641 #include <db.h>
2642 ],[
2643         char *path = "/tmp/foo";
2644 #ifdef DB_VERSION_MAJOR
2645 #if DB_VERSION_MAJOR >= 4
2646         DB *result = 0;
2647         db_create(&result, NULL, 0);
2648         result->open(result,
2649                 NULL,
2650                 path,
2651                 path,
2652                 DB_HASH,
2653                 DB_CREATE,
2654                 0644);
2655 #elif DB_VERSION_MAJOR >= 3
2656         DB *result = 0;
2657         db_create(&result, NULL, 0);
2658         result->open(result,
2659                 path,
2660                 path,
2661                 DB_HASH,
2662                 DB_CREATE,
2663                 0644);
2664 #elif DB_VERSION_MAJOR >= 2
2665         DB *result = 0;
2666         db_open(path,
2667                 DB_HASH,
2668                 DB_CREATE,
2669                 0644,
2670                 (DB_ENV *) 0,
2671                 (DB_INFO *) 0,
2672                 &result);
2673 #endif /* DB_VERSION_MAJOR */
2674 #else
2675         DB *result = dbopen(path,
2676                      2,
2677                      0644,
2678                      DB_HASH,
2679                      0);
2680 #endif
2681         ${cf_cv_main_return:-return}(result != 0)
2682 ],[
2683         if test -n "$cf_db_libs" ; then
2684                 cf_cv_hashed_db_libs=$cf_db_libs
2685         else
2686                 cf_cv_hashed_db_libs=default
2687         fi
2688         LIBS="$cf_save_libs"
2689         break
2690 ])
2691         LIBS="$cf_save_libs"
2692 done
2693 ])
2694 ])dnl
2695 dnl ---------------------------------------------------------------------------
2696 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2697 dnl --------------------
2698 dnl Given that we have the header file for hashed database, find the version
2699 dnl information.
2700 AC_DEFUN([CF_HASHED_DB_VERSION],
2701 [
2702 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2703 cf_cv_hashed_db_version=unknown
2704
2705 for cf_db_version in 1 2 3 4 5
2706 do
2707         CF_MSG_LOG(checking for db version $cf_db_version)
2708         AC_TRY_COMPILE([
2709 $ac_includes_default
2710 #include <db.h>
2711
2712 #ifdef DB_VERSION_MAJOR
2713         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2714 #if $cf_db_version == DB_VERSION_MAJOR
2715         /* ok */
2716 #else
2717         make an error
2718 #endif
2719 #else
2720 #if $cf_db_version == 1
2721         /* ok: assuming this is DB 1.8.5 */
2722 #else
2723         make an error
2724 #endif
2725 #endif
2726 ],[DBT *foo = 0],[
2727         cf_cv_hashed_db_version=$cf_db_version
2728         break
2729         ])
2730 done
2731 ])
2732 ])dnl
2733 dnl ---------------------------------------------------------------------------
2734 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2735 dnl --------------
2736 dnl Construct a search-list of directories for a nonstandard header-file
2737 dnl
2738 dnl Parameters
2739 dnl     $1 = the variable to return as result
2740 dnl     $2 = the package name
2741 AC_DEFUN([CF_HEADER_PATH],
2742 [
2743 $1=
2744
2745 # collect the current set of include-directories from compiler flags
2746 cf_header_path_list=""
2747 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2748         for cf_header_path in $CPPFLAGS $CFLAGS
2749         do
2750                 case $cf_header_path in #(vi
2751                 -I*)
2752                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2753                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2754                         cf_header_path_list="$cf_header_path_list [$]$1"
2755                         ;;
2756                 esac
2757         done
2758 fi
2759
2760 # add the variations for the package we are looking for
2761 CF_SUBDIR_PATH($1,$2,include)
2762
2763 test "$includedir" != NONE && \
2764 test "$includedir" != "/usr/include" && \
2765 test -d "$includedir" && {
2766         test -d $includedir &&    $1="[$]$1 $includedir"
2767         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2768 }
2769
2770 test "$oldincludedir" != NONE && \
2771 test "$oldincludedir" != "/usr/include" && \
2772 test -d "$oldincludedir" && {
2773         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2774         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2775 }
2776
2777 $1="[$]$1 $cf_header_path_list"
2778 ])dnl
2779 dnl ---------------------------------------------------------------------------
2780 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2781 dnl ---------------
2782 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2783 AC_DEFUN([CF_HELP_MESSAGE],
2784 [AC_DIVERT_HELP([$1])dnl
2785 ])dnl
2786 dnl ---------------------------------------------------------------------------
2787 dnl CF_INCLUDE_DIRS version: 8 updated: 2013/10/12 16:45:09
2788 dnl ---------------
2789 dnl Construct the list of include-options according to whether we're building
2790 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2791 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2792 dnl since that usually breaks gcc's shadow-includes.
2793 AC_DEFUN([CF_INCLUDE_DIRS],
2794 [
2795 if test "$GCC" != yes; then
2796         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2797 elif test "$includedir" != "/usr/include"; then
2798         if test "$includedir" = '${prefix}/include' ; then
2799                 if test x$prefix != x/usr ; then
2800                         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2801                 fi
2802         else
2803                 CPPFLAGS="-I\${includedir} $CPPFLAGS"
2804         fi
2805 fi
2806 if test "$srcdir" != "."; then
2807         CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
2808 fi
2809 CPPFLAGS="-I. -I../include $CPPFLAGS"
2810 AC_SUBST(CPPFLAGS)
2811 ])dnl
2812 dnl ---------------------------------------------------------------------------
2813 dnl CF_INTEL_COMPILER version: 5 updated: 2013/02/10 10:41:05
2814 dnl -----------------
2815 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2816 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2817 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2818 dnl
2819 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2820 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2821 dnl the wrappers for gcc and g++ warnings.
2822 dnl
2823 dnl $1 = GCC (default) or GXX
2824 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2825 dnl $3 = CFLAGS (default) or CXXFLAGS
2826 AC_DEFUN([CF_INTEL_COMPILER],[
2827 AC_REQUIRE([AC_CANONICAL_HOST])
2828 ifelse([$2],,INTEL_COMPILER,[$2])=no
2829
2830 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2831         case $host_os in
2832         linux*|gnu*)
2833                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2834                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2835                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2836                 AC_TRY_COMPILE([],[
2837 #ifdef __INTEL_COMPILER
2838 #else
2839 make an error
2840 #endif
2841 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2842 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2843 ],[])
2844                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2845                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2846                 ;;
2847         esac
2848 fi
2849 ])dnl
2850 dnl ---------------------------------------------------------------------------
2851 dnl CF_ISASCII version: 4 updated: 2012/10/06 17:56:13
2852 dnl ----------
2853 dnl Check if we have either a function or macro for 'isascii()'.
2854 AC_DEFUN([CF_ISASCII],
2855 [
2856 AC_MSG_CHECKING(for isascii)
2857 AC_CACHE_VAL(cf_cv_have_isascii,[
2858         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2859         [cf_cv_have_isascii=yes],
2860         [cf_cv_have_isascii=no])
2861 ])dnl
2862 AC_MSG_RESULT($cf_cv_have_isascii)
2863 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII,1,[Define to 1 if we have isascii()])
2864 ])dnl
2865 dnl ---------------------------------------------------------------------------
2866 dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51
2867 dnl ------------
2868 dnl Add checks for large file support.
2869 AC_DEFUN([CF_LARGEFILE],[
2870 ifdef([AC_FUNC_FSEEKO],[
2871     AC_SYS_LARGEFILE
2872     if test "$enable_largefile" != no ; then
2873         AC_FUNC_FSEEKO
2874
2875         # Normally we would collect these definitions in the config.h,
2876         # but (like _XOPEN_SOURCE), some environments rely on having these
2877         # defined before any of the system headers are included.  Another
2878         # case comes up with C++, e.g., on AIX the compiler compiles the
2879         # header files by themselves before looking at the body files it is
2880         # told to compile.  For ncurses, those header files do not include
2881         # the config.h
2882         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2883         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2884         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2885
2886         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2887                 AC_TRY_COMPILE([
2888 #include <sys/types.h>
2889 #include <dirent.h>
2890                 ],[
2891                 /* if transitional largefile support is setup, this is true */
2892                 extern struct dirent64 * readdir(DIR *);
2893                 struct dirent64 *x = readdir((DIR *)0);
2894                 struct dirent *y = readdir((DIR *)0);
2895                 int z = x - y;
2896                 ],
2897                 [cf_cv_struct_dirent64=yes],
2898                 [cf_cv_struct_dirent64=no])
2899         ])
2900         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
2901     fi
2902 ])
2903 ])
2904 dnl ---------------------------------------------------------------------------
2905 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2906 dnl -----------------
2907 dnl Check for compiler/linker flags used to temporarily force usage of static
2908 dnl libraries.  This depends on the compiler and platform.  Use this to help
2909 dnl ensure that the linker picks up a given library based on its position in
2910 dnl the list of linker options and libraries.
2911 AC_DEFUN([CF_LDFLAGS_STATIC],[
2912
2913 if test "$GCC" = yes ; then
2914         case $cf_cv_system_name in #(
2915         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2916                 LDFLAGS_STATIC=
2917                 LDFLAGS_SHARED=
2918                 ;;
2919     *)  #( normally, except when broken
2920         LDFLAGS_STATIC=-static
2921         LDFLAGS_SHARED=-dynamic
2922         ;;
2923     esac
2924 else
2925         case $cf_cv_system_name in #(
2926         aix[[4-7]]*)    #( from ld manpage
2927                 LDFLAGS_STATIC=-bstatic
2928                 LDFLAGS_SHARED=-bdynamic
2929                 ;;
2930         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2931                 # We could also use just "archive" and "shared".
2932                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2933                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2934                 ;;
2935         irix*)          #( from ld manpage IRIX64
2936                 LDFLAGS_STATIC=-Bstatic
2937                 LDFLAGS_SHARED=-Bdynamic
2938                 ;;
2939         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2940                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2941                 LDFLAGS_STATIC=-noso
2942                 LDFLAGS_SHARED=-so_archive
2943                 ;;
2944         solaris2*)
2945                 LDFLAGS_STATIC=-Bstatic
2946                 LDFLAGS_SHARED=-Bdynamic
2947                 ;;
2948         esac
2949 fi
2950
2951 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2952 then
2953         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2954
2955         rm -f libconftest.a
2956         cat >conftest.$ac_ext <<EOF
2957 #line __oline__ "configure"
2958 #include <stdio.h>
2959 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2960 EOF
2961         if AC_TRY_EVAL(ac_compile) ; then
2962                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
2963                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
2964         fi
2965         rm -f conftest.*
2966
2967         cf_save_LIBS="$LIBS"
2968
2969         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
2970         AC_TRY_LINK([
2971 #line __oline__ "configure"
2972 #include <stdio.h>
2973 int cf_ldflags_static(FILE *fp);
2974 ],[
2975         return cf_ldflags_static(stdin);
2976 ],[
2977         # some linkers simply ignore the -dynamic
2978         case x`file conftest$ac_exeext 2>/dev/null` in #(vi
2979         *static*) # (vi
2980                 cf_ldflags_static=no
2981                 ;;
2982         *)
2983                 cf_ldflags_static=yes
2984                 ;;
2985         esac
2986 ],[cf_ldflags_static=no])
2987
2988         rm -f libconftest.*
2989         LIBS="$cf_save_LIBS"
2990
2991         AC_MSG_RESULT($cf_ldflags_static)
2992
2993         if test $cf_ldflags_static != yes
2994         then
2995                 LDFLAGS_STATIC=
2996                 LDFLAGS_SHARED=
2997         fi
2998 else
2999         LDFLAGS_STATIC=
3000         LDFLAGS_SHARED=
3001 fi
3002
3003 AC_SUBST(LDFLAGS_STATIC)
3004 AC_SUBST(LDFLAGS_SHARED)
3005 ])
3006 dnl ---------------------------------------------------------------------------
3007 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
3008 dnl ---------------
3009 dnl For the given system and compiler, find the compiler flags to pass to the
3010 dnl loader to use the "rpath" feature.
3011 AC_DEFUN([CF_LD_RPATH_OPT],
3012 [
3013 AC_REQUIRE([CF_CHECK_CACHE])
3014
3015 LD_RPATH_OPT=
3016 AC_MSG_CHECKING(for an rpath option)
3017 case $cf_cv_system_name in #(vi
3018 irix*) #(vi
3019         if test "$GCC" = yes; then
3020                 LD_RPATH_OPT="-Wl,-rpath,"
3021         else
3022                 LD_RPATH_OPT="-rpath "
3023         fi
3024         ;;
3025 linux*|gnu*|k*bsd*-gnu) #(vi
3026         LD_RPATH_OPT="-Wl,-rpath,"
3027         ;;
3028 openbsd[[2-9]].*|mirbsd*) #(vi
3029         LD_RPATH_OPT="-Wl,-rpath,"
3030         ;;
3031 dragonfly*|freebsd*) #(vi
3032         LD_RPATH_OPT="-rpath "
3033         ;;
3034 netbsd*) #(vi
3035         LD_RPATH_OPT="-Wl,-rpath,"
3036         ;;
3037 osf*|mls+*) #(vi
3038         LD_RPATH_OPT="-rpath "
3039         ;;
3040 solaris2*) #(vi
3041         LD_RPATH_OPT="-R"
3042         ;;
3043 *)
3044         ;;
3045 esac
3046 AC_MSG_RESULT($LD_RPATH_OPT)
3047
3048 case "x$LD_RPATH_OPT" in #(vi
3049 x-R*)
3050         AC_MSG_CHECKING(if we need a space after rpath option)
3051         cf_save_LIBS="$LIBS"
3052         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
3053         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
3054         LIBS="$cf_save_LIBS"
3055         AC_MSG_RESULT($cf_rpath_space)
3056         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
3057         ;;
3058 esac
3059 ])dnl
3060 dnl ---------------------------------------------------------------------------
3061 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
3062 dnl ---------------
3063 dnl Construct a search-list of directories for a nonstandard library-file
3064 dnl
3065 dnl Parameters
3066 dnl     $1 = the variable to return as result
3067 dnl     $2 = the package name
3068 AC_DEFUN([CF_LIBRARY_PATH],
3069 [
3070 $1=
3071 cf_library_path_list=""
3072 if test -n "${LDFLAGS}${LIBS}" ; then
3073         for cf_library_path in $LDFLAGS $LIBS
3074         do
3075                 case $cf_library_path in #(vi
3076                 -L*)
3077                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
3078                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
3079                         cf_library_path_list="$cf_library_path_list [$]$1"
3080                         ;;
3081                 esac
3082         done
3083 fi
3084
3085 CF_SUBDIR_PATH($1,$2,lib)
3086
3087 $1="$cf_library_path_list [$]$1"
3088 ])dnl
3089 dnl ---------------------------------------------------------------------------
3090 dnl CF_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
3091 dnl ------------------
3092 AC_DEFUN([CF_LIBTOOL_VERSION],[
3093 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
3094 then
3095         cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
3096 else
3097         cf_cv_libtool_version=
3098 fi
3099 test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
3100 ])dnl
3101 dnl ---------------------------------------------------------------------------
3102 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
3103 dnl -------------
3104 dnl Compute the library-prefix for the given host system
3105 dnl $1 = variable to set
3106 define([CF_LIB_PREFIX],
3107 [
3108         case $cf_cv_system_name in #(vi
3109         OS/2*|os2*) #(vi
3110         LIB_PREFIX=''
3111         ;;
3112         *)      LIB_PREFIX='lib'
3113         ;;
3114         esac
3115 ifelse($1,,,[$1=$LIB_PREFIX])
3116         AC_SUBST(LIB_PREFIX)
3117 ])dnl
3118 dnl ---------------------------------------------------------------------------
3119 dnl CF_LIB_RULES version: 74 updated: 2013/09/07 13:54:05
3120 dnl ------------
3121 dnl Append definitions and rules for the given models to the subdirectory
3122 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
3123 dnl subdirectory is a library-source directory, modify the Libs_To_Make list in
3124 dnl the corresponding makefile to list the models that we'll generate.
3125 dnl
3126 dnl For shared libraries, make a list of symbolic links to construct when
3127 dnl generating each library.  The convention used for Linux is the simplest
3128 dnl one:
3129 dnl     lib<name>.so    ->
3130 dnl     lib<name>.so.<major>    ->
3131 dnl     lib<name>.so.<maj>.<minor>
3132 dnl
3133 dnl Note: Libs_To_Make is mixed case, since it is not a pure autoconf variable.
3134 AC_DEFUN([CF_LIB_RULES],
3135 [
3136 cf_prefix=$LIB_PREFIX
3137 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3138
3139 case $cf_cv_shlib_version in #(vi
3140 cygdll|msysdll|mingw)
3141         TINFO_NAME=$TINFO_ARG_SUFFIX
3142         TINFO_SUFFIX=.dll
3143         ;;
3144 esac
3145
3146 if test -n "$TINFO_SUFFIX" ; then
3147         case $TINFO_SUFFIX in
3148         tw*)
3149                 TINFO_NAME="${TINFO_NAME}tw"
3150                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
3151                 ;;
3152         t*)
3153                 TINFO_NAME="${TINFO_NAME}t"
3154                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
3155                 ;;
3156         w*)
3157                 TINFO_NAME="${TINFO_NAME}w"
3158                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
3159                 ;;
3160         esac
3161 fi
3162
3163 for cf_dir in $SRC_SUBDIRS
3164 do
3165         if test ! -d $srcdir/$cf_dir ; then
3166                 continue
3167         elif test -f $srcdir/$cf_dir/modules; then
3168
3169                 SHARED_LIB=
3170                 Libs_To_Make=
3171                 for cf_item in $cf_LIST_MODELS
3172                 do
3173                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3174                         cf_libname=$cf_dir
3175                         test "$cf_dir" = c++ && cf_libname=ncurses++
3176                         if test $cf_item = shared ; then
3177                                 if test -n "${LIB_SUFFIX}"
3178                                 then
3179                                         cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3180                                 else
3181                                         cf_shared_suffix="$cf_suffix"
3182                                 fi
3183                                 if test "$cf_cv_do_symlinks" = yes ; then
3184                                         cf_version_name=
3185
3186                                         case "$cf_cv_shlib_version" in #(vi
3187                                         rel) #(vi
3188                                                 cf_version_name=REL_VERSION
3189                                                 ;;
3190                                         abi)
3191                                                 cf_version_name=ABI_VERSION
3192                                                 ;;
3193                                         esac
3194
3195                                         if test -n "$cf_version_name"
3196                                         then
3197                                                 case "$cf_cv_system_name" in #(vi
3198                                                 darwin*)
3199                                                         # "w", etc?
3200                                                         cf_suffix="${LIB_SUFFIX}"'.${'$cf_version_name'}'"$cf_shared_suffix"
3201                                                         ;; #(vi
3202                                                 *)
3203                                                         cf_suffix="$cf_suffix"'.${'$cf_version_name'}'
3204                                                         ;;
3205                                                 esac
3206                                         fi
3207                                         if test -n "${LIB_SUFFIX}"
3208                                         then
3209                                                 cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3210                                         else
3211                                                 cf_shared_suffix="$cf_suffix"
3212                                         fi
3213                                 fi
3214                                 # cygwin needs import library, and has unique naming convention
3215                                 # use autodetected ${cf_prefix} for import lib and static lib, but
3216                                 # use 'cyg' prefix for shared lib.
3217                                 case $cf_cv_shlib_version in #(vi
3218                                 cygdll) #(vi
3219                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3220                                         Libs_To_Make="$Libs_To_Make ../lib/cyg${cf_libname}${cf_cygsuf}"
3221                                         continue
3222                                         ;;
3223                                 msysdll) #(vi
3224                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3225                                         Libs_To_Make="$Libs_To_Make ../lib/msys-${cf_libname}${cf_cygsuf}"
3226                                         continue
3227                                         ;;
3228                                 mingw)
3229                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3230                                         Libs_To_Make="$Libs_To_Make ../lib/lib${cf_libname}${cf_cygsuf}"
3231                                         continue
3232                                         ;;
3233                                 esac
3234                         fi
3235                         Libs_To_Make="$Libs_To_Make ../lib/${cf_prefix}${cf_libname}${cf_suffix}"
3236                 done
3237
3238                 if test $cf_dir = ncurses ; then
3239                         cf_subsets="$LIB_SUBSETS"
3240                         cf_r_parts="$cf_subsets"
3241                         cf_liblist="$Libs_To_Make"
3242
3243                         while test -n "$cf_r_parts"
3244                         do
3245                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3246                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3247                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3248                                         cf_item=
3249                                         case $cf_l_parts in #(vi
3250                                         *termlib*) #(vi
3251                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3252                                                 ;;
3253                                         *ticlib*)
3254                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3255                                                 ;;
3256                                         *)
3257                                                 break
3258                                                 ;;
3259                                         esac
3260                                         if test -n "$cf_item"; then
3261                                                 Libs_To_Make="$cf_item $Libs_To_Make"
3262                                         fi
3263                                 else
3264                                         break
3265                                 fi
3266                         done
3267                 else
3268                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3269                 fi
3270
3271                 if test $cf_dir = c++; then
3272                         if test "x$with_shared_cxx" != xyes && test -n "$cf_shared_suffix"; then
3273                                 cf_list=
3274                                 for cf_item in $Libs_To_Make
3275                                 do
3276                                         case $cf_item in
3277                                         *.a)
3278                                                 ;;
3279                                         *)
3280                                                 cf_item=`echo "$cf_item" | sed -e "s,"$cf_shared_suffix",.a,"`
3281                                                 ;;
3282                                         esac
3283                                         for cf_test in $cf_list
3284                                         do
3285                                                 if test "$cf_test" = "$cf_item"
3286                                                 then
3287                                                         cf_LIST_MODELS=`echo "$cf_LIST_MODELS" | sed -e 's/normal//'`
3288                                                         cf_item=
3289                                                         break
3290                                                 fi
3291                                         done
3292                                         test -n "$cf_item" && cf_list="$cf_list $cf_item"
3293                                 done
3294                                 Libs_To_Make="$cf_list"
3295                         fi
3296                 fi
3297
3298                 sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
3299                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3300                         $cf_dir/Makefile >$cf_dir/Makefile.out
3301                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3302
3303                 $AWK -f $srcdir/mk-0th.awk \
3304                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
3305                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3306
3307                 for cf_subset in $cf_subsets
3308                 do
3309                         cf_subdirs=
3310                         for cf_item in $cf_LIST_MODELS
3311                         do
3312
3313                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3314                         CF_UPPER(cf_ITEM,$cf_item)
3315
3316                         CXX_MODEL=$cf_ITEM
3317                         if test "$CXX_MODEL" = SHARED; then
3318                                 case $cf_cv_shlib_version in #(vi
3319                                 cygdll|msysdll|mingw) #(vi
3320                                         test "x$with_shared_cxx" = xno && CF_VERBOSE(overriding CXX_MODEL to SHARED)
3321                                         with_shared_cxx=yes
3322                                         ;;
3323                                 *)
3324                                         test "x$with_shared_cxx" = xno && CXX_MODEL=NORMAL
3325                                         ;;
3326                                 esac
3327                         fi
3328
3329                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3330                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3331
3332                         # Test for case where we build libtinfo with a different name.
3333                         cf_libname=$cf_dir
3334                         if test $cf_dir = ncurses ; then
3335                                 case $cf_subset in
3336                                 *base*)
3337                                         cf_libname=${cf_libname}$LIB_SUFFIX
3338                                         ;;
3339                                 *termlib*)
3340                                         cf_libname=$TINFO_LIB_SUFFIX
3341                                         ;;
3342                                 ticlib*)
3343                                         cf_libname=$TICS_LIB_SUFFIX
3344                                         ;;
3345                                 esac
3346                         elif test $cf_dir = c++ ; then
3347                                 cf_libname=ncurses++$LIB_SUFFIX
3348                         else
3349                                 cf_libname=${cf_libname}$LIB_SUFFIX
3350                         fi
3351                         if test -n "${DFT_ARG_SUFFIX}" ; then
3352                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3353                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3354                         fi
3355
3356                         # These dependencies really are for development, not
3357                         # builds, but they are useful in porting, too.
3358                         cf_depend="../include/ncurses_cfg.h"
3359                         if test "$srcdir" = "."; then
3360                                 cf_reldir="."
3361                         else
3362                                 cf_reldir="\${srcdir}"
3363                         fi
3364
3365                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3366                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3367                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3368                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3369                         fi
3370
3371                         cf_dir_suffix=
3372                         old_cf_suffix="$cf_suffix"
3373                         if test "$cf_cv_shlib_version_infix" = yes ; then
3374                         if test -n "$LIB_SUFFIX" ; then
3375                                 case $LIB_SUFFIX in
3376                                 tw*)
3377                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3378                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3379                                         cf_dir_suffix=tw
3380                                         ;;
3381                                 t*)
3382                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3383                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3384                                         cf_dir_suffix=t
3385                                         ;;
3386                                 w*)
3387                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3388                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3389                                         cf_dir_suffix=w
3390                                         ;;
3391                                 esac
3392                         fi
3393                         fi
3394
3395                         $AWK -f $srcdir/mk-1st.awk \
3396                                 name=${cf_libname}${cf_dir_suffix} \
3397                                 traces=$LIB_TRACING \
3398                                 MODEL=$cf_ITEM \
3399                                 CXX_MODEL=$CXX_MODEL \
3400                                 model=$cf_subdir \
3401                                 prefix=$cf_prefix \
3402                                 suffix=$cf_suffix \
3403                                 subset=$cf_subset \
3404                                 driver=$cf_cv_term_driver \
3405                                 SymLink="$LN_S" \
3406                                 TermlibRoot=$TINFO_NAME \
3407                                 TermlibSuffix=$TINFO_SUFFIX \
3408                                 ShlibVer=$cf_cv_shlib_version \
3409                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3410                                 ReLink=${cf_cv_do_relink:-no} \
3411                                 DoLinks=$cf_cv_do_symlinks \
3412                                 rmSoLocs=$cf_cv_rm_so_locs \
3413                                 ldconfig="$LDCONFIG" \
3414                                 overwrite=$WITH_OVERWRITE \
3415                                 depend="$cf_depend" \
3416                                 host="$host" \
3417                                 libtool_version="$LIBTOOL_VERSION" \
3418                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3419
3420                         cf_suffix="$old_cf_suffix"
3421
3422                         for cf_subdir2 in $cf_subdirs lib
3423                         do
3424                                 test $cf_subdir = $cf_subdir2 && break
3425                         done
3426                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3427                         $AWK -f $srcdir/mk-2nd.awk \
3428                                 name=$cf_dir \
3429                                 traces=$LIB_TRACING \
3430                                 MODEL=$cf_ITEM \
3431                                 model=$cf_subdir \
3432                                 subset=$cf_subset \
3433                                 srcdir=$srcdir \
3434                                 echo=$WITH_ECHO \
3435                                 crenames=$cf_cv_prog_CC_c_o \
3436                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3437                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3438                         cf_subdirs="$cf_subdirs $cf_subdir"
3439                         done
3440                 done
3441         fi
3442
3443         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >>Makefile
3444 done
3445
3446 for cf_dir in $SRC_SUBDIRS
3447 do
3448         if test ! -d $srcdir/$cf_dir ; then
3449                 continue
3450         fi
3451
3452         if test -f $cf_dir/Makefile ; then
3453                 case "$cf_dir" in
3454                 Ada95) #(vi
3455                         echo 'libs \' >> Makefile
3456                         echo 'install.libs \' >> Makefile
3457                         echo 'uninstall.libs ::' >> Makefile
3458                         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >> Makefile
3459                         ;;
3460                 esac
3461         fi
3462
3463         if test -f $srcdir/$cf_dir/modules; then
3464                 echo >> Makefile
3465                 if test -f $srcdir/$cf_dir/headers; then
3466 cat >> Makefile <<CF_EOF
3467 install.includes \\
3468 uninstall.includes \\
3469 CF_EOF
3470                 fi
3471 if test "$cf_dir" != "c++" ; then
3472 echo 'lint \' >> Makefile
3473 fi
3474 cat >> Makefile <<CF_EOF
3475 libs \\
3476 lintlib \\
3477 install.libs \\
3478 uninstall.libs \\
3479 install.$cf_dir \\
3480 uninstall.$cf_dir ::
3481         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3482 CF_EOF
3483         elif test -f $srcdir/$cf_dir/headers; then
3484 cat >> Makefile <<CF_EOF
3485
3486 libs \\
3487 install.libs \\
3488 uninstall.libs \\
3489 install.includes \\
3490 uninstall.includes ::
3491         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3492 CF_EOF
3493 fi
3494 done
3495
3496 if test "x$cf_with_db_install" = xyes; then
3497 cat >> Makefile <<CF_EOF
3498
3499 install.libs uninstall.libs \\
3500 install.data uninstall.data ::
3501 $MAKE_TERMINFO  cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
3502 CF_EOF
3503 fi
3504
3505 if test "x$cf_with_manpages" = xyes; then
3506 cat >> Makefile <<CF_EOF
3507
3508 install.man \\
3509 uninstall.man ::
3510         cd man && \${MAKE} \${TOP_MFLAGS} \[$]@
3511 CF_EOF
3512 fi
3513
3514 cat >> Makefile <<CF_EOF
3515
3516 distclean ::
3517         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3518         rm -f headers.sh headers.sed mk_shared_lib.sh
3519         rm -f edit_man.* man_alias.*
3520         rm -rf \${DIRS_TO_MAKE}
3521 CF_EOF
3522
3523 # Special case: tack's manpage lives in its own directory.
3524 if test "x$cf_with_manpages" = xyes; then
3525 if test -d tack ; then
3526 if test -f $srcdir/$tack.h; then
3527 cat >> Makefile <<CF_EOF
3528
3529 install.man \\
3530 uninstall.man ::
3531         cd tack && \${MAKE} \${TOP_MFLAGS} \[$]@
3532 CF_EOF
3533 fi
3534 fi
3535 fi
3536
3537 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3538 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3539 dnl anything, and will make it more standardized.  It's awkward to decide this
3540 dnl at configuration because of quoting, so we'll simply make all headers
3541 dnl installed via a script that can do the right thing.
3542
3543 rm -f headers.sed headers.sh
3544
3545 dnl ( generating this script makes the makefiles a little tidier :-)
3546 echo creating headers.sh
3547 cat >headers.sh <<CF_EOF
3548 #! /bin/sh
3549 # This shell script is generated by the 'configure' script.  It is invoked in a
3550 # subdirectory of the build tree.  It generates a sed-script in the parent
3551 # directory that is used to adjust includes for header files that reside in a
3552 # subdirectory of /usr/include, etc.
3553 PRG=""
3554 while test \[$]# != 3
3555 do
3556 PRG="\$PRG \[$]1"; shift
3557 done
3558 DST=\[$]1
3559 REF=\[$]2
3560 SRC=\[$]3
3561 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3562 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3563 echo installing \$SRC in \$DST
3564 CF_EOF
3565
3566 if test $WITH_CURSES_H = yes; then
3567         cat >>headers.sh <<CF_EOF
3568 case \$DST in
3569 /*/include/*)
3570         END=\`basename \$DST\`
3571         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3572         do
3573                 NAME=\`basename \$i\`
3574                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3575         done
3576         ;;
3577 *)
3578         echo "" >> \$TMPSED
3579         ;;
3580 esac
3581 CF_EOF
3582
3583 else
3584         cat >>headers.sh <<CF_EOF
3585 case \$DST in
3586 /*/include/*)
3587         END=\`basename \$DST\`
3588         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3589         do
3590                 NAME=\`basename \$i\`
3591                 if test "\$NAME" = "curses.h"
3592                 then
3593                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3594                         NAME=ncurses.h
3595                 fi
3596                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3597         done
3598         ;;
3599 *)
3600         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3601         ;;
3602 esac
3603 CF_EOF
3604 fi
3605 cat >>headers.sh <<CF_EOF
3606 rm -f \$TMPSRC
3607 sed -f \$TMPSED \$SRC > \$TMPSRC
3608 NAME=\`basename \$SRC\`
3609 CF_EOF
3610 if test $WITH_CURSES_H != yes; then
3611         cat >>headers.sh <<CF_EOF
3612 test "\$NAME" = "curses.h" && NAME=ncurses.h
3613 CF_EOF
3614 fi
3615 cat >>headers.sh <<CF_EOF
3616 # Just in case someone gzip'd manpages, remove the conflicting copy.
3617 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3618
3619 eval \$PRG \$TMPSRC \$DST/\$NAME
3620 rm -f \$TMPSRC \$TMPSED
3621 CF_EOF
3622
3623 chmod 0755 headers.sh
3624
3625 for cf_dir in $SRC_SUBDIRS
3626 do
3627         if test ! -d $srcdir/$cf_dir ; then
3628                 continue
3629         fi
3630
3631         if test -f $srcdir/$cf_dir/headers; then
3632                 $AWK -f $srcdir/mk-hdr.awk \
3633                         subset="$LIB_SUBSETS" \
3634                         compat="$WITH_CURSES_H" \
3635                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3636         fi
3637
3638         if test -f $srcdir/$cf_dir/modules; then
3639                 if test "$cf_dir" != "c++" ; then
3640                         cat >>$cf_dir/Makefile <<"CF_EOF"
3641 depend : ${AUTO_SRC}
3642         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3643
3644 # DO NOT DELETE THIS LINE -- make depend depends on it.
3645 CF_EOF
3646                 fi
3647         fi
3648 done
3649 AC_SUBST(Libs_To_Make)
3650 ])dnl
3651 dnl ---------------------------------------------------------------------------
3652 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3653 dnl -------------
3654 dnl Find the and soname for the given shared library.  Set the cache variable
3655 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3656 dnl variable to "unknown".
3657 dnl
3658 dnl $1 = headers
3659 dnl $2 = code
3660 dnl $3 = library name
3661 AC_DEFUN([CF_LIB_SONAME],
3662 [
3663 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3664
3665 cf_cv_$3_soname=unknown
3666 if test "$cross_compiling" != yes ; then
3667 cat >conftest.$ac_ext <<CF_EOF
3668 $1
3669 int main()
3670 {
3671 $2
3672         ${cf_cv_main_return:-return}(0);
3673 }
3674 CF_EOF
3675 cf_save_LIBS="$LIBS"
3676         CF_ADD_LIB($3)
3677         if AC_TRY_EVAL(ac_compile) ; then
3678                 if AC_TRY_EVAL(ac_link) ; then
3679                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3680                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3681                 fi
3682         fi
3683 rm -rf conftest*
3684 LIBS="$cf_save_LIBS"
3685 fi
3686 ])
3687 ])
3688 dnl ---------------------------------------------------------------------------
3689 dnl CF_LIB_SUFFIX version: 22 updated: 2013/09/07 13:54:05
3690 dnl -------------
3691 dnl Compute the library file-suffix from the given model name
3692 dnl $1 = model name
3693 dnl $2 = variable to set (the nominal library suffix)
3694 dnl $3 = dependency variable to set (actual filename)
3695 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3696 AC_DEFUN([CF_LIB_SUFFIX],
3697 [
3698         case X$1 in #(vi
3699         Xlibtool) #(vi
3700                 $2='.la'
3701                 $3=[$]$2
3702                 ;;
3703         Xdebug) #(vi
3704                 $2='_g.a'
3705                 $3=[$]$2
3706                 ;;
3707         Xprofile) #(vi
3708                 $2='_p.a'
3709                 $3=[$]$2
3710                 ;;
3711         Xshared) #(vi
3712                 case $cf_cv_system_name in
3713                 aix[[5-7]]*) #(vi
3714                         $2='.a'
3715                         $3=[$]$2
3716                         ;;
3717                 cygwin*|msys*|mingw*) #(vi
3718                         $2='.dll'
3719                         $3='.dll.a'
3720                         ;;
3721                 darwin*) #(vi
3722                         $2='.dylib'
3723                         $3=[$]$2
3724                         ;;