ncurses 5.8 - patch 20110326
[ncurses.git] / aclocal.m4
1 dnl***************************************************************************
2 dnl Copyright (c) 1998-2010,2011 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 1.551 2011/03/24 00:35:20 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_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
66 dnl -------------------
67 dnl Construct the list of include-options for the C programs in the Ada95
68 dnl binding.
69 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
70 [
71 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
72 if test "$srcdir" != "."; then
73         ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
74 fi
75 if test "$GCC" != yes; then
76         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
77 elif test "$includedir" != "/usr/include"; then
78         if test "$includedir" = '${prefix}/include' ; then
79                 if test $prefix != /usr ; then
80                         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
81                 fi
82         else
83                 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
84         fi
85 fi
86 AC_SUBST(ACPPFLAGS)
87 ])dnl
88 dnl ---------------------------------------------------------------------------
89 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
90 dnl ---------------
91 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
92 AC_DEFUN([CF_ADD_ADAFLAGS],[
93         ADAFLAGS="$ADAFLAGS $1"
94         AC_SUBST(ADAFLAGS)
95 ])dnl
96 dnl ---------------------------------------------------------------------------
97 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
98 dnl -------------
99 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
100 dnl The second parameter if given makes this macro verbose.
101 dnl
102 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
103 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
104 dnl confused by the quotes (which require backslashes to keep them usable).
105 AC_DEFUN([CF_ADD_CFLAGS],
106 [
107 cf_fix_cppflags=no
108 cf_new_cflags=
109 cf_new_cppflags=
110 cf_new_extra_cppflags=
111
112 for cf_add_cflags in $1
113 do
114 case $cf_fix_cppflags in
115 no)
116         case $cf_add_cflags in #(vi
117         -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
118                 case $cf_add_cflags in
119                 -D*)
120                         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
121
122                         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
123                                 && test -z "${cf_tst_cflags}" \
124                                 && cf_fix_cppflags=yes
125
126                         if test $cf_fix_cppflags = yes ; then
127                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
128                                 continue
129                         elif test "${cf_tst_cflags}" = "\"'" ; then
130                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
131                                 continue
132                         fi
133                         ;;
134                 esac
135                 case "$CPPFLAGS" in
136                 *$cf_add_cflags) #(vi
137                         ;;
138                 *) #(vi
139                         case $cf_add_cflags in #(vi
140                         -D*)
141                                 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
142                                 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
143                                 ;;
144                         esac
145                         cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
146                         ;;
147                 esac
148                 ;;
149         *)
150                 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
151                 ;;
152         esac
153         ;;
154 yes)
155         cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
156
157         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
158
159         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
160                 && test -z "${cf_tst_cflags}" \
161                 && cf_fix_cppflags=no
162         ;;
163 esac
164 done
165
166 if test -n "$cf_new_cflags" ; then
167         ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
168         CFLAGS="$CFLAGS $cf_new_cflags"
169 fi
170
171 if test -n "$cf_new_cppflags" ; then
172         ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
173         CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
174 fi
175
176 if test -n "$cf_new_extra_cppflags" ; then
177         ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
178         EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
179 fi
180
181 AC_SUBST(EXTRA_CPPFLAGS)
182
183 ])dnl
184 dnl ---------------------------------------------------------------------------
185 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
186 dnl -------------
187 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
188 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
189 dnl but old versions (and some misinstalled ones) need that.  To make things
190 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
191 dnl the include-path).
192 AC_DEFUN([CF_ADD_INCDIR],
193 [
194 if test -n "$1" ; then
195   for cf_add_incdir in $1
196   do
197         while test $cf_add_incdir != /usr/include
198         do
199           if test -d $cf_add_incdir
200           then
201                 cf_have_incdir=no
202                 if test -n "$CFLAGS$CPPFLAGS" ; then
203                   # a loop is needed to ensure we can add subdirs of existing dirs
204                   for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
205                         if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
206                           cf_have_incdir=yes; break
207                         fi
208                   done
209                 fi
210
211                 if test "$cf_have_incdir" = no ; then
212                   if test "$cf_add_incdir" = /usr/local/include ; then
213                         if test "$GCC" = yes
214                         then
215                           cf_save_CPPFLAGS=$CPPFLAGS
216                           CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
217                           AC_TRY_COMPILE([#include <stdio.h>],
218                                   [printf("Hello")],
219                                   [],
220                                   [cf_have_incdir=yes])
221                           CPPFLAGS=$cf_save_CPPFLAGS
222                         fi
223                   fi
224                 fi
225
226                 if test "$cf_have_incdir" = no ; then
227                   CF_VERBOSE(adding $cf_add_incdir to include-path)
228                   ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
229
230                   cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
231                   test "$cf_top_incdir" = "$cf_add_incdir" && break
232                   cf_add_incdir="$cf_top_incdir"
233                 else
234                   break
235                 fi
236           fi
237         done
238   done
239 fi
240 ])dnl
241 dnl ---------------------------------------------------------------------------
242 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
243 dnl ----------
244 dnl Add a library, used to enforce consistency.
245 dnl
246 dnl $1 = library to add, without the "-l"
247 dnl $2 = variable to update (default $LIBS)
248 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
249 dnl ---------------------------------------------------------------------------
250 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
251 dnl -------------
252 dnl     Adds to the library-path
253 dnl
254 dnl     Some machines have trouble with multiple -L options.
255 dnl
256 dnl $1 is the (list of) directory(s) to add
257 dnl $2 is the optional name of the variable to update (default LDFLAGS)
258 dnl
259 AC_DEFUN([CF_ADD_LIBDIR],
260 [
261 if test -n "$1" ; then
262   for cf_add_libdir in $1
263   do
264     if test $cf_add_libdir = /usr/lib ; then
265       :
266     elif test -d $cf_add_libdir
267     then
268       cf_have_libdir=no
269       if test -n "$LDFLAGS$LIBS" ; then
270         # a loop is needed to ensure we can add subdirs of existing dirs
271         for cf_test_libdir in $LDFLAGS $LIBS ; do
272           if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
273             cf_have_libdir=yes; break
274           fi
275         done
276       fi
277       if test "$cf_have_libdir" = no ; then
278         CF_VERBOSE(adding $cf_add_libdir to library-path)
279         ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
280       fi
281     fi
282   done
283 fi
284 ])dnl
285 dnl ---------------------------------------------------------------------------
286 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
287 dnl -----------
288 dnl Add one or more libraries, used to enforce consistency.
289 dnl
290 dnl $1 = libraries to add, with the "-l", etc.
291 dnl $2 = variable to update (default $LIBS)
292 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
293 dnl ---------------------------------------------------------------------------
294 dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
295 dnl ------------------
296 dnl Append to a search-list for a nonstandard header/lib-file
297 dnl     $1 = the variable to return as result
298 dnl     $2 = the package name
299 dnl     $3 = the subdirectory, e.g., bin, include or lib
300 dnl $4 = the directory under which we will test for subdirectories
301 dnl $5 = a directory that we do not want $4 to match
302 AC_DEFUN([CF_ADD_SUBDIR_PATH],
303 [
304 test "$4" != "$5" && \
305 test -d "$4" && \
306 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
307         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
308         test -d $4/$3 &&          $1="[$]$1 $4/$3"
309         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
310         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
311         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
312         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
313 }
314 ])dnl
315 dnl ---------------------------------------------------------------------------
316 dnl CF_ANSI_CC_CHECK version: 10 updated: 2010/10/23 15:52:32
317 dnl ----------------
318 dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES'
319 dnl in the sharutils 4.2 distribution.
320 AC_DEFUN([CF_ANSI_CC_CHECK],
321 [
322 AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
323 cf_cv_ansi_cc=no
324 cf_save_CFLAGS="$CFLAGS"
325 cf_save_CPPFLAGS="$CPPFLAGS"
326 # Don't try gcc -ansi; that turns off useful extensions and
327 # breaks some systems' header files.
328 # AIX                   -qlanglvl=ansi
329 # Ultrix and OSF/1      -std1
330 # HP-UX                 -Aa -D_HPUX_SOURCE
331 # SVR4                  -Xc
332 # UnixWare 1.2          (cannot use -Xc, since ANSI/POSIX clashes)
333 for cf_arg in "-DCC_HAS_PROTOS" \
334         "" \
335         -qlanglvl=ansi \
336         -std1 \
337         -Ae \
338         "-Aa -D_HPUX_SOURCE" \
339         -Xc
340 do
341         CF_ADD_CFLAGS($cf_arg)
342         AC_TRY_COMPILE(
343 [
344 #ifndef CC_HAS_PROTOS
345 #if !defined(__STDC__) || (__STDC__ != 1)
346 choke me
347 #endif
348 #endif
349 ],[
350         int test (int i, double x);
351         struct s1 {int (*f) (int a);};
352         struct s2 {int (*f) (double a);};],
353         [cf_cv_ansi_cc="$cf_arg"; break])
354 done
355 CFLAGS="$cf_save_CFLAGS"
356 CPPFLAGS="$cf_save_CPPFLAGS"
357 ])
358
359 if test "$cf_cv_ansi_cc" != "no"; then
360 if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
361         CF_ADD_CFLAGS($cf_cv_ansi_cc)
362 else
363         AC_DEFINE(CC_HAS_PROTOS)
364 fi
365 fi
366 ])dnl
367 dnl ---------------------------------------------------------------------------
368 dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54
369 dnl ---------------
370 dnl For programs that must use an ANSI compiler, obtain compiler options that
371 dnl will make it recognize prototypes.  We'll do preprocessor checks in other
372 dnl macros, since tools such as unproto can fake prototypes, but only part of
373 dnl the preprocessor.
374 AC_DEFUN([CF_ANSI_CC_REQD],
375 [AC_REQUIRE([CF_ANSI_CC_CHECK])
376 if test "$cf_cv_ansi_cc" = "no"; then
377         AC_MSG_ERROR(
378 [Your compiler does not appear to recognize prototypes.
379 You have the following choices:
380         a. adjust your compiler options
381         b. get an up-to-date compiler
382         c. use a wrapper such as unproto])
383 fi
384 ])dnl
385 dnl ---------------------------------------------------------------------------
386 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
387 dnl --------------
388 dnl Allow user to disable a normally-on option.
389 AC_DEFUN([CF_ARG_DISABLE],
390 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
391 dnl ---------------------------------------------------------------------------
392 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
393 dnl -------------
394 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
395 dnl values.
396 dnl
397 dnl Parameters:
398 dnl $1 = option name
399 dnl $2 = help-string
400 dnl $3 = action to perform if option is not default
401 dnl $4 = action if perform if option is default
402 dnl $5 = default option value (either 'yes' or 'no')
403 AC_DEFUN([CF_ARG_OPTION],
404 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
405   if test "$enableval" != "$5" ; then
406 ifelse([$3],,[    :]dnl
407 ,[    $3]) ifelse([$4],,,[
408   else
409     $4])
410   fi],[enableval=$5 ifelse([$4],,,[
411   $4
412 ])dnl
413   ])])dnl
414 dnl ---------------------------------------------------------------------------
415 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
416 dnl -----------
417 dnl Check for suitable "ar" (archiver) options for updating an archive.
418 AC_DEFUN([CF_AR_FLAGS],[
419 AC_REQUIRE([CF_PROG_AR])
420
421 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
422         cf_cv_ar_flags=unknown
423         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
424         do
425
426                 # check if $ARFLAGS already contains this choice
427                 if test "x$ARFLAGS" != "x" ; then
428                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
429                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
430                                 cf_cv_ar_flags=
431                                 break
432                         fi
433                 fi
434
435                 rm -f conftest.$ac_cv_objext
436                 rm -f conftest.a
437
438                 cat >conftest.$ac_ext <<EOF
439 #line __oline__ "configure"
440 int     testdata[[3]] = { 123, 456, 789 };
441 EOF
442                 if AC_TRY_EVAL(ac_compile) ; then
443                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
444                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
445                         if test -f conftest.a ; then
446                                 cf_cv_ar_flags=$cf_ar_flags
447                                 break
448                         fi
449                 else
450                         CF_VERBOSE(cannot compile test-program)
451                         break
452                 fi
453         done
454         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
455 ])
456
457 if test -n "$ARFLAGS" ; then
458         if test -n "$cf_cv_ar_flags" ; then
459                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
460         fi
461 else
462         ARFLAGS=$cf_cv_ar_flags
463 fi
464
465 AC_SUBST(ARFLAGS)
466 ])
467 dnl ---------------------------------------------------------------------------
468 dnl CF_AWK_BIG_PRINTF version: 3 updated: 2008/12/27 12:30:03
469 dnl -----------------
470 dnl Check if awk can handle big strings using printf.  Some older versions of
471 dnl awk choke on large strings passed via "%s".
472 dnl
473 dnl $1 = desired string size
474 dnl $2 = variable to set with result
475 AC_DEFUN([CF_AWK_BIG_PRINTF],
476 [
477         case x$AWK in #(vi
478         x)
479                 eval $2=no
480                 ;;
481         *) #(vi
482                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' \
483                         | $AWK '{ printf "%d\n", length([$]0); }' | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
484                         eval $2=yes
485                 else
486                         eval $2=no
487                 fi
488                 ;;
489         esac
490 ])dnl
491 dnl ---------------------------------------------------------------------------
492 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
493 dnl ------------
494 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
495 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
496 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
497 dnl
498 dnl Treat the configuration-variable specially here, since we're directly
499 dnl substituting its value (i.e., 1/0).
500 dnl
501 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
502 AC_DEFUN([CF_BOOL_DECL],
503 [
504 AC_MSG_CHECKING(if we should include stdbool.h)
505
506 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
507         AC_TRY_COMPILE([],[bool foo = false],
508                 [cf_cv_header_stdbool_h=0],
509                 [AC_TRY_COMPILE([
510 #ifndef __BEOS__
511 #include <stdbool.h>
512 #endif
513 ],[bool foo = false],
514                         [cf_cv_header_stdbool_h=1],
515                         [cf_cv_header_stdbool_h=0])])])
516
517 if test "$cf_cv_header_stdbool_h" = 1
518 then    AC_MSG_RESULT(yes)
519 else    AC_MSG_RESULT(no)
520 fi
521
522 AC_MSG_CHECKING([for builtin bool type])
523
524 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
525         AC_TRY_COMPILE([
526 #include <stdio.h>
527 #include <sys/types.h>
528 ],[bool x = false],
529                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
530                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
531         ])
532
533 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
534 then    AC_MSG_RESULT(yes)
535 else    AC_MSG_RESULT(no)
536 fi
537 ])dnl
538 dnl ---------------------------------------------------------------------------
539 dnl CF_BOOL_SIZE version: 12 updated: 2006/12/16 12:33:30
540 dnl ------------
541 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
542 dnl Don't bother looking for bool.h, since it's been deprecated.
543 dnl
544 dnl If the current compiler is C rather than C++, we get the bool definition
545 dnl from <stdbool.h>.
546 AC_DEFUN([CF_BOOL_SIZE],
547 [
548 AC_MSG_CHECKING([for size of bool])
549 AC_CACHE_VAL(cf_cv_type_of_bool,[
550         rm -f cf_test.out
551         AC_TRY_RUN([
552 #include <stdlib.h>
553 #include <stdio.h>
554
555 #if defined(__cplusplus)
556
557 #ifdef HAVE_GXX_BUILTIN_H
558 #include <g++/builtin.h>
559 #elif HAVE_GPP_BUILTIN_H
560 #include <gpp/builtin.h>
561 #elif HAVE_BUILTIN_H
562 #include <builtin.h>
563 #endif
564
565 #else
566
567 #if $cf_cv_header_stdbool_h
568 #include <stdbool.h>
569 #endif
570
571 #endif
572
573 main()
574 {
575         FILE *fp = fopen("cf_test.out", "w");
576         if (fp != 0) {
577                 bool x = true;
578                 if ((bool)(-x) >= 0)
579                         fputs("unsigned ", fp);
580                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
581                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
582                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
583                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
584                 fclose(fp);
585         }
586         ${cf_cv_main_return:-return}(0);
587 }
588                 ],
589                 [cf_cv_type_of_bool=`cat cf_test.out`
590                  if test -z "$cf_cv_type_of_bool"; then
591                    cf_cv_type_of_bool=unknown
592                  fi],
593                 [cf_cv_type_of_bool=unknown],
594                 [cf_cv_type_of_bool=unknown])
595         ])
596         rm -f cf_test.out
597 AC_MSG_RESULT($cf_cv_type_of_bool)
598 if test "$cf_cv_type_of_bool" = unknown ; then
599         case .$NCURSES_BOOL in #(vi
600         .auto|.) NCURSES_BOOL=unsigned;;
601         esac
602         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
603         cf_cv_type_of_bool=$NCURSES_BOOL
604 fi
605 ])dnl
606 dnl ---------------------------------------------------------------------------
607 dnl CF_BUILD_CC version: 6 updated: 2006/10/14 15:23:15
608 dnl -----------
609 dnl If we're cross-compiling, allow the user to override the tools and their
610 dnl options.  The configure script is oriented toward identifying the host
611 dnl compiler, etc., but we need a build compiler to generate parts of the
612 dnl source.
613 dnl
614 dnl $1 = default for $CPPFLAGS
615 dnl $2 = default for $LIBS
616 AC_DEFUN([CF_BUILD_CC],[
617 AC_REQUIRE([CF_PROG_EXT])
618 if test "$cross_compiling" = yes ; then
619
620         # defaults that we might want to override
621         : ${BUILD_CFLAGS:=''}
622         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
623         : ${BUILD_LDFLAGS:=''}
624         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
625         : ${BUILD_EXEEXT:='$x'}
626         : ${BUILD_OBJEXT:='o'}
627
628         AC_ARG_WITH(build-cc,
629                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
630                 [BUILD_CC="$withval"],
631                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
632         AC_MSG_CHECKING(for native build C compiler)
633         AC_MSG_RESULT($BUILD_CC)
634
635         AC_MSG_CHECKING(for native build C preprocessor)
636         AC_ARG_WITH(build-cpp,
637                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
638                 [BUILD_CPP="$withval"],
639                 [BUILD_CPP='${BUILD_CC} -E'])
640         AC_MSG_RESULT($BUILD_CPP)
641
642         AC_MSG_CHECKING(for native build C flags)
643         AC_ARG_WITH(build-cflags,
644                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
645                 [BUILD_CFLAGS="$withval"])
646         AC_MSG_RESULT($BUILD_CFLAGS)
647
648         AC_MSG_CHECKING(for native build C preprocessor-flags)
649         AC_ARG_WITH(build-cppflags,
650                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
651                 [BUILD_CPPFLAGS="$withval"])
652         AC_MSG_RESULT($BUILD_CPPFLAGS)
653
654         AC_MSG_CHECKING(for native build linker-flags)
655         AC_ARG_WITH(build-ldflags,
656                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
657                 [BUILD_LDFLAGS="$withval"])
658         AC_MSG_RESULT($BUILD_LDFLAGS)
659
660         AC_MSG_CHECKING(for native build linker-libraries)
661         AC_ARG_WITH(build-libs,
662                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
663                 [BUILD_LIBS="$withval"])
664         AC_MSG_RESULT($BUILD_LIBS)
665
666         # this assumes we're on Unix.
667         BUILD_EXEEXT=
668         BUILD_OBJEXT=o
669
670         : ${BUILD_CC:='${CC}'}
671
672         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
673                 AC_MSG_ERROR([Cross-build requires two compilers.
674 Use --with-build-cc to specify the native compiler.])
675         fi
676
677 else
678         : ${BUILD_CC:='${CC}'}
679         : ${BUILD_CPP:='${CPP}'}
680         : ${BUILD_CFLAGS:='${CFLAGS}'}
681         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
682         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
683         : ${BUILD_LIBS:='${LIBS}'}
684         : ${BUILD_EXEEXT:='$x'}
685         : ${BUILD_OBJEXT:='o'}
686 fi
687
688 AC_SUBST(BUILD_CC)
689 AC_SUBST(BUILD_CPP)
690 AC_SUBST(BUILD_CFLAGS)
691 AC_SUBST(BUILD_CPPFLAGS)
692 AC_SUBST(BUILD_LDFLAGS)
693 AC_SUBST(BUILD_LIBS)
694 AC_SUBST(BUILD_EXEEXT)
695 AC_SUBST(BUILD_OBJEXT)
696 ])dnl
697 dnl ---------------------------------------------------------------------------
698 dnl CF_CFG_DEFAULTS version: 7 updated: 2005/09/24 16:15:00
699 dnl ---------------
700 dnl Determine the default configuration into which we'll install ncurses.  This
701 dnl can be overridden by the user's command-line options.  There's two items to
702 dnl look for:
703 dnl     1. the prefix (e.g., /usr)
704 dnl     2. the header files (e.g., /usr/include/ncurses)
705 dnl We'll look for a previous installation of ncurses and use the same defaults.
706 dnl
707 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
708 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
709 dnl programs from a vendor's.
710 AC_DEFUN([CF_CFG_DEFAULTS],
711 [
712 AC_MSG_CHECKING(for prefix)
713 if test "x$prefix" = "xNONE" ; then
714         case "$cf_cv_system_name" in
715                 # non-vendor systems don't have a conflict
716         openbsd*|freebsd*|linux*|cygwin*|k*bsd*-gnu)
717                 prefix=/usr
718                 ;;
719         *)      prefix=$ac_default_prefix
720                 ;;
721         esac
722 fi
723 AC_MSG_RESULT($prefix)
724
725 if test "x$prefix" = "xNONE" ; then
726 AC_MSG_CHECKING(for default include-directory)
727 test -n "$verbose" && echo 1>&AC_FD_MSG
728 for cf_symbol in \
729         $includedir \
730         $includedir/ncurses \
731         $prefix/include \
732         $prefix/include/ncurses \
733         /usr/local/include \
734         /usr/local/include/ncurses \
735         /usr/include \
736         /usr/include/ncurses
737 do
738         cf_dir=`eval echo $cf_symbol`
739         if test -f $cf_dir/curses.h ; then
740         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
741                 includedir="$cf_symbol"
742                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
743                 break
744         fi
745         fi
746         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
747 done
748 AC_MSG_RESULT($includedir)
749 fi
750 ])dnl
751 dnl ---------------------------------------------------------------------------
752 dnl CF_CGETENT version: 3 updated: 2000/08/12 23:18:52
753 dnl ----------
754 dnl Check if the terminal-capability database functions are available.  If not,
755 dnl ncurses has a much-reduced version.
756 AC_DEFUN([CF_CGETENT],[
757 AC_MSG_CHECKING(for terminal-capability database functions)
758 AC_CACHE_VAL(cf_cv_cgetent,[
759 AC_TRY_LINK([
760 #include <stdlib.h>],[
761         char temp[128];
762         char *buf = temp;
763         char *db_array = temp;
764         cgetent(&buf, /* int *, */ &db_array, "vt100");
765         cgetcap(buf, "tc", '=');
766         cgetmatch(buf, "tc");
767         ],
768         [cf_cv_cgetent=yes],
769         [cf_cv_cgetent=no])
770 ])
771 AC_MSG_RESULT($cf_cv_cgetent)
772 test "$cf_cv_cgetent" = yes && AC_DEFINE(HAVE_BSD_CGETENT)
773 ])dnl
774 dnl ---------------------------------------------------------------------------
775 dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
776 dnl --------------
777 dnl Check if we're accidentally using a cache from a different machine.
778 dnl Derive the system name, as a check for reusing the autoconf cache.
779 dnl
780 dnl If we've packaged config.guess and config.sub, run that (since it does a
781 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
782 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
783 dnl which is useful in cross-compiles.
784 dnl
785 dnl Note: we would use $ac_config_sub, but that is one of the places where
786 dnl autoconf 2.5x broke compatibility with autoconf 2.13
787 AC_DEFUN([CF_CHECK_CACHE],
788 [
789 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
790         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
791         system_name="$host_os"
792 else
793         system_name="`(uname -s -r) 2>/dev/null`"
794         if test -z "$system_name" ; then
795                 system_name="`(hostname) 2>/dev/null`"
796         fi
797 fi
798 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
799 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
800
801 test -z "$system_name" && system_name="$cf_cv_system_name"
802 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
803
804 if test ".$system_name" != ".$cf_cv_system_name" ; then
805         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
806         AC_MSG_ERROR("Please remove config.cache and try again.")
807 fi
808 ])dnl
809 dnl ---------------------------------------------------------------------------
810 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
811 dnl --------------
812 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
813 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
814 dnl ourselves.
815 dnl
816 dnl $1 = the name to check
817 dnl $2 = the assumed type
818 AC_DEFUN([CF_CHECK_ERRNO],
819 [
820 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
821     AC_TRY_COMPILE([
822 #ifdef HAVE_STDLIB_H
823 #include <stdlib.h>
824 #endif
825 #include <stdio.h>
826 #include <sys/types.h>
827 #include <errno.h> ],
828     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
829     [cf_cv_dcl_$1=yes],
830     [cf_cv_dcl_$1=no])
831 ])
832
833 if test "$cf_cv_dcl_$1" = no ; then
834     CF_UPPER(cf_result,decl_$1)
835     AC_DEFINE_UNQUOTED($cf_result)
836 fi
837
838 # It's possible (for near-UNIX clones) that the data doesn't exist
839 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
840 ])dnl
841 dnl ---------------------------------------------------------------------------
842 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
843 dnl --------------------
844 dnl Check for existence of external data in the current set of libraries.  If
845 dnl we can modify it, it's real enough.
846 dnl $1 = the name to check
847 dnl $2 = its type
848 AC_DEFUN([CF_CHECK_EXTERN_DATA],
849 [
850 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
851     AC_TRY_LINK([
852 #undef $1
853 extern $2 $1;
854 ],
855     [$1 = 2],
856     [cf_cv_have_$1=yes],
857     [cf_cv_have_$1=no])
858 ])
859
860 if test "$cf_cv_have_$1" = yes ; then
861     CF_UPPER(cf_result,have_$1)
862     AC_DEFINE_UNQUOTED($cf_result)
863 fi
864
865 ])dnl
866 dnl ---------------------------------------------------------------------------
867 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
868 dnl -------------------
869 dnl Check if GPM is already linked with curses.  If so - and if the linkage
870 dnl is not "weak" - warn about this because it can create problems linking
871 dnl applications with ncurses.
872 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
873 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
874
875 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
876 cf_cv_check_gpm_wgetch=unknown
877 if test "$cross_compiling" != yes ; then
878
879 cat >conftest.$ac_ext <<CF_EOF
880 #include <gpm.h>
881 int main()
882 {
883         Gpm_Wgetch();
884         ${cf_cv_main_return:-return}(0);
885 }
886 CF_EOF
887
888         cf_save_LIBS="$LIBS"
889         # This only works if we can look at the symbol table.  If a shared
890         # library is stripped for install, we cannot use that.  So we're forced
891         # to rely on the static library, noting that some packagers may not
892         # include it.
893         LIBS="-static -lgpm -dynamic $LIBS"
894         if AC_TRY_EVAL(ac_compile) ; then
895                 if AC_TRY_EVAL(ac_link) ; then
896                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
897                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
898                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
899                 fi
900         fi
901         rm -rf conftest*
902         LIBS="$cf_save_LIBS"
903 fi
904 ])
905
906 if test "$cf_cv_check_gpm_wgetch" != yes ; then
907         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
908 fi
909 ])])dnl
910 dnl ---------------------------------------------------------------------------
911 dnl CF_CPP_PARAM_INIT version: 4 updated: 2001/04/07 22:31:18
912 dnl -----------------
913 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
914 dnl is a late feature for the standard and is not in some recent compilers
915 dnl (1999/9/11).
916 AC_DEFUN([CF_CPP_PARAM_INIT],
917 [
918 if test -n "$CXX"; then
919 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
920         AC_LANG_SAVE
921         AC_LANG_CPLUSPLUS
922         AC_TRY_RUN([
923 class TEST {
924 private:
925         int value;
926 public:
927         TEST(int x = 1);
928         ~TEST();
929 };
930
931 TEST::TEST(int x = 1)   // some compilers do not like second initializer
932 {
933         value = x;
934 }
935 void main() { }
936 ],
937         [cf_cv_cpp_param_init=yes],
938         [cf_cv_cpp_param_init=no],
939         [cf_cv_cpp_param_init=unknown])
940         AC_LANG_RESTORE
941 ])
942 fi
943 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT)
944 ])dnl
945 dnl ---------------------------------------------------------------------------
946 dnl CF_CPP_STATIC_CAST version: 1 updated: 2005/07/23 16:52:43
947 dnl ------------------
948 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
949 dnl not be supported in g++ before 3.0
950 AC_DEFUN([CF_CPP_STATIC_CAST],
951 [
952 if test -n "$CXX"; then
953
954 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
955         AC_LANG_SAVE
956         AC_LANG_CPLUSPLUS
957
958         AC_TRY_COMPILE([
959 class NCursesPanel
960 {
961 public:
962   NCursesPanel(int nlines,
963                int ncols,
964                int begin_y = 0,
965                int begin_x = 0)
966   {
967   }
968
969   ~NCursesPanel();
970 };
971
972 template<class T> class NCursesUserPanel : public NCursesPanel
973 {
974 public:
975   NCursesUserPanel (int nlines,
976                     int ncols,
977                     int begin_y = 0,
978                     int begin_x = 0,
979                     const T* p_UserData = static_cast<T*>(0))
980     : NCursesPanel (nlines, ncols, begin_y, begin_x)
981   {
982   };
983   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
984   {
985   };
986
987   virtual ~NCursesUserPanel() {};
988 };
989 ],[
990         const char* p_UserData = static_cast<char*>(0)],
991         [cf_cv_cpp_static_cast=yes],
992         [cf_cv_cpp_static_cast=no])
993
994         AC_LANG_RESTORE
995 ])
996
997 fi
998
999 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST)
1000 ])dnl
1001 dnl ---------------------------------------------------------------------------
1002 dnl CF_C_INLINE version: 3 updated: 2010/05/01 15:14:41
1003 dnl -----------
1004 dnl Check if the C compiler supports "inline".
1005 dnl $1 is the name of a shell variable to set if inline is supported
1006 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1007 AC_DEFUN([CF_C_INLINE],[
1008 AC_C_INLINE
1009 $1=
1010 if test "$ac_cv_c_inline" != no ; then
1011   $1=inline
1012   if test "$INTEL_COMPILER" = yes
1013   then
1014     :
1015   elif test "$GCC" = yes
1016   then
1017     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1018       cf_save_CFLAGS=$CFLAGS
1019       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1020       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1021       [${cf_cv_main_return:-return} foo()],
1022       [cf_cv_gcc_inline=yes],
1023       [cf_cv_gcc_inline=no])
1024       CFLAGS=$cf_save_CFLAGS
1025     ])
1026     if test "$cf_cv_gcc_inline" = yes ; then
1027         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1028     fi
1029   fi
1030 fi
1031 AC_SUBST($1)
1032 ])dnl
1033 dnl ---------------------------------------------------------------------------
1034 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1035 dnl ----------
1036 dnl "dirname" is not portable, so we fake it with a shell script.
1037 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1038 dnl ---------------------------------------------------------------------------
1039 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1040 dnl ---------------
1041 AC_DEFUN([CF_DIRS_TO_MAKE],
1042 [
1043 DIRS_TO_MAKE="lib"
1044 for cf_item in $cf_list_models
1045 do
1046         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1047         for cf_item2 in $DIRS_TO_MAKE
1048         do
1049                 test $cf_item2 = $cf_subdir && break
1050         done
1051         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1052 done
1053 for cf_dir in $DIRS_TO_MAKE
1054 do
1055         test ! -d $cf_dir && mkdir $cf_dir
1056 done
1057 AC_SUBST(DIRS_TO_MAKE)
1058 ])dnl
1059 dnl ---------------------------------------------------------------------------
1060 dnl CF_DISABLE_LEAKS version: 6 updated: 2010/07/23 04:14:32
1061 dnl ----------------
1062 dnl Combine no-leak checks with the libraries or tools that are used for the
1063 dnl checks.
1064 AC_DEFUN([CF_DISABLE_LEAKS],[
1065
1066 AC_REQUIRE([CF_WITH_DMALLOC])
1067 AC_REQUIRE([CF_WITH_DBMALLOC])
1068 AC_REQUIRE([CF_WITH_VALGRIND])
1069
1070 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1071 AC_ARG_ENABLE(leaks,
1072         [  --disable-leaks         test: free permanent memory, analyze leaks],
1073         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1074         : ${with_no_leaks:=no})
1075 AC_MSG_RESULT($with_no_leaks)
1076
1077 if test "$with_no_leaks" = yes ; then
1078         AC_DEFINE(NO_LEAKS)
1079         AC_DEFINE(YY_NO_LEAKS)
1080 fi
1081 ])dnl
1082 dnl ---------------------------------------------------------------------------
1083 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1084 dnl --------------------------
1085 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1086 dnl the older "-version-info" feature.  The newer feature allows us to use
1087 dnl version numbering on shared libraries which make them compatible with
1088 dnl various systems.
1089 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1090 [
1091 AC_MSG_CHECKING(if libtool -version-number should be used)
1092 CF_ARG_DISABLE(libtool-version,
1093         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1094         [cf_libtool_version=no],
1095         [cf_libtool_version=yes])
1096 AC_MSG_RESULT($cf_libtool_version)
1097
1098 if test "$cf_libtool_version" = yes ; then
1099         LIBTOOL_VERSION="-version-number"
1100 else
1101         LIBTOOL_VERSION="-version-info"
1102 fi
1103
1104 AC_SUBST(LIBTOOL_VERSION)
1105 ])dnl
1106 dnl ---------------------------------------------------------------------------
1107 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1108 dnl ---------------------
1109 dnl The rpath-hack makes it simpler to build programs, particularly with the
1110 dnl *BSD ports which may have essential libraries in unusual places.  But it
1111 dnl can interfere with building an executable for the base system.  Use this
1112 dnl option in that case.
1113 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1114 [
1115 AC_MSG_CHECKING(if rpath-hack should be disabled)
1116 CF_ARG_DISABLE(rpath-hack,
1117         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1118         [cf_disable_rpath_hack=yes],
1119         [cf_disable_rpath_hack=no])
1120 AC_MSG_RESULT($cf_disable_rpath_hack)
1121 if test "$cf_disable_rpath_hack" = no ; then
1122         CF_RPATH_HACK
1123 fi
1124 ])
1125 dnl ---------------------------------------------------------------------------
1126 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1127 dnl ---------------
1128 dnl Check if the rpath option should be used, setting cache variable
1129 dnl cf_cv_enable_rpath if so.
1130 AC_DEFUN([CF_ENABLE_RPATH],
1131 [
1132 AC_MSG_CHECKING(if rpath option should be used)
1133 AC_ARG_ENABLE(rpath,
1134 [  --enable-rpath          use rpath option when generating shared libraries],
1135 [cf_cv_enable_rpath=$enableval],
1136 [cf_cv_enable_rpath=no])
1137 AC_MSG_RESULT($cf_cv_enable_rpath)
1138 ])dnl
1139 dnl ---------------------------------------------------------------------------
1140 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1141 dnl --------
1142 dnl Check if 'errno' is declared in <errno.h>
1143 AC_DEFUN([CF_ERRNO],
1144 [
1145 CF_CHECK_ERRNO(errno)
1146 ])dnl
1147 dnl ---------------------------------------------------------------------------
1148 dnl CF_ETIP_DEFINES version: 3 updated: 2003/03/22 19:13:43
1149 dnl ---------------
1150 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1151 dnl math.h and builtin.h, only for ncurses
1152 AC_DEFUN([CF_ETIP_DEFINES],
1153 [
1154 AC_MSG_CHECKING(for special defines needed for etip.h)
1155 cf_save_CXXFLAGS="$CXXFLAGS"
1156 cf_result="none"
1157 for cf_math in "" MATH_H
1158 do
1159 for cf_excp in "" MATH_EXCEPTION
1160 do
1161         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -I${srcdir}/include"
1162         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1163         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1164 AC_TRY_COMPILE([
1165 #include <etip.h.in>
1166 ],[],[
1167         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1168         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1169         cf_result="$cf_math $cf_excp"
1170         break
1171 ],[])
1172 done
1173 done
1174 AC_MSG_RESULT($cf_result)
1175 CXXFLAGS="$cf_save_CXXFLAGS"
1176 ])
1177 dnl ---------------------------------------------------------------------------
1178 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1179 dnl ---------------
1180 dnl Find a library (specifically the linkage used in the code fragment),
1181 dnl searching for it if it is not already in the library path.
1182 dnl See also CF_ADD_SEARCHPATH.
1183 dnl
1184 dnl Parameters (4-on are optional):
1185 dnl     $1 = headers for library entrypoint
1186 dnl     $2 = code fragment for library entrypoint
1187 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1188 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1189 dnl     $5 = action to perform if not successful
1190 dnl     $6 = module name, if not the same as the library name
1191 dnl     $7 = extra libraries
1192 dnl
1193 dnl Sets these variables:
1194 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1195 dnl     $cf_cv_header_path_$3 - include-directory if needed
1196 dnl     $cf_cv_library_path_$3 - library-directory if needed
1197 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1198 AC_DEFUN([CF_FIND_LINKAGE],[
1199
1200 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1201 # will be set on completion of the AC_TRY_LINK below.
1202 cf_cv_header_path_$3=
1203 cf_cv_library_path_$3=
1204
1205 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1206
1207 cf_save_LIBS="$LIBS"
1208
1209 AC_TRY_LINK([$1],[$2],[
1210         cf_cv_find_linkage_$3=yes
1211         cf_cv_header_path_$3=/usr/include
1212         cf_cv_library_path_$3=/usr/lib
1213 ],[
1214
1215 LIBS="-l$3 $7 $cf_save_LIBS"
1216
1217 AC_TRY_LINK([$1],[$2],[
1218         cf_cv_find_linkage_$3=yes
1219         cf_cv_header_path_$3=/usr/include
1220         cf_cv_library_path_$3=/usr/lib
1221         cf_cv_library_file_$3="-l$3"
1222 ],[
1223         cf_cv_find_linkage_$3=no
1224         LIBS="$cf_save_LIBS"
1225
1226     CF_VERBOSE(find linkage for $3 library)
1227     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1228
1229     cf_save_CPPFLAGS="$CPPFLAGS"
1230     cf_test_CPPFLAGS="$CPPFLAGS"
1231
1232     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1233     for cf_cv_header_path_$3 in $cf_search
1234     do
1235       if test -d $cf_cv_header_path_$3 ; then
1236         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1237         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1238         AC_TRY_COMPILE([$1],[$2],[
1239             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1240             cf_cv_find_linkage_$3=maybe
1241             cf_test_CPPFLAGS="$CPPFLAGS"
1242             break],[
1243             CPPFLAGS="$cf_save_CPPFLAGS"
1244             ])
1245       fi
1246     done
1247
1248     if test "$cf_cv_find_linkage_$3" = maybe ; then
1249
1250       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1251
1252       cf_save_LIBS="$LIBS"
1253       cf_save_LDFLAGS="$LDFLAGS"
1254
1255       ifelse([$6],,,[
1256         CPPFLAGS="$cf_test_CPPFLAGS"
1257         LIBS="-l$3 $7 $cf_save_LIBS"
1258         AC_TRY_LINK([$1],[$2],[
1259             CF_VERBOSE(... found $3 library in system)
1260             cf_cv_find_linkage_$3=yes])
1261             CPPFLAGS="$cf_save_CPPFLAGS"
1262             LIBS="$cf_save_LIBS"
1263             ])
1264
1265       if test "$cf_cv_find_linkage_$3" != yes ; then
1266         CF_LIBRARY_PATH(cf_search,$3)
1267         for cf_cv_library_path_$3 in $cf_search
1268         do
1269           if test -d $cf_cv_library_path_$3 ; then
1270             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1271             CPPFLAGS="$cf_test_CPPFLAGS"
1272             LIBS="-l$3 $7 $cf_save_LIBS"
1273             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1274             AC_TRY_LINK([$1],[$2],[
1275                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1276                 cf_cv_find_linkage_$3=yes
1277                 cf_cv_library_file_$3="-l$3"
1278                 break],[
1279                 CPPFLAGS="$cf_save_CPPFLAGS"
1280                 LIBS="$cf_save_LIBS"
1281                 LDFLAGS="$cf_save_LDFLAGS"
1282                 ])
1283           fi
1284         done
1285         CPPFLAGS="$cf_save_CPPFLAGS"
1286         LDFLAGS="$cf_save_LDFLAGS"
1287       fi
1288
1289     else
1290       cf_cv_find_linkage_$3=no
1291     fi
1292     ],$7)
1293 ])
1294
1295 LIBS="$cf_save_LIBS"
1296
1297 if test "$cf_cv_find_linkage_$3" = yes ; then
1298 ifelse([$4],,[
1299         CF_ADD_INCDIR($cf_cv_header_path_$3)
1300         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1301         CF_ADD_LIB($3)
1302 ],[$4])
1303 else
1304 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1305 fi
1306 ])dnl
1307 dnl ---------------------------------------------------------------------------
1308 dnl CF_FUNC_DLSYM version: 2 updated: 2010/05/29 16:31:02
1309 dnl -------------
1310 dnl Test for dlsym() and related functions, as well as libdl.
1311 dnl
1312 dnl Sets
1313 dnl     $cf_have_dlsym
1314 dnl     $cf_have_libdl
1315 AC_DEFUN([CF_FUNC_DLSYM],[
1316 cf_have_dlsym=no
1317 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1318
1319 cf_have_libdl=no
1320 AC_CHECK_LIB(dl,dlsym,[
1321         cf_have_dlsym=yes
1322         cf_have_libdl=yes])])
1323
1324 if test "$cf_have_dlsym" = yes ; then
1325         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1326
1327         AC_MSG_CHECKING(whether able to link to dl*() functions)
1328         AC_TRY_LINK([#include <dlfcn.h>],[
1329                 void *obj;
1330                 if ((obj = dlopen("filename", 0)) != 0) {
1331                         if (dlsym(obj, "symbolname") == 0) {
1332                         dlclose(obj);
1333                         }
1334                 }],[
1335                 AC_DEFINE(HAVE_LIBDL)],[
1336                 AC_MSG_ERROR(Cannot link test program for libdl)])
1337         AC_MSG_RESULT(ok)
1338 else
1339         AC_MSG_ERROR(Cannot find dlsym function)
1340 fi
1341 ])
1342 dnl ---------------------------------------------------------------------------
1343 dnl CF_FUNC_MEMMOVE version: 7 updated: 2006/12/16 12:33:30
1344 dnl ---------------
1345 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1346 dnl is found, add our own version of memmove to the list of objects.
1347 AC_DEFUN([CF_FUNC_MEMMOVE],
1348 [
1349 AC_CHECK_FUNC(memmove,,[
1350 AC_CHECK_FUNC(bcopy,[
1351         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1352                 AC_TRY_RUN([
1353 int main() {
1354         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1355         char temp[40];
1356         bcopy(data, temp, sizeof(data));
1357         bcopy(temp+10, temp, 15);
1358         bcopy(temp+5, temp+15, 10);
1359         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1360 }
1361                 ],
1362                 [cf_cv_good_bcopy=yes],
1363                 [cf_cv_good_bcopy=no],
1364                 [cf_cv_good_bcopy=unknown])
1365                 ])
1366         ],[cf_cv_good_bcopy=no])
1367         if test "$cf_cv_good_bcopy" = yes ; then
1368                 AC_DEFINE(USE_OK_BCOPY)
1369         else
1370                 AC_DEFINE(USE_MY_MEMMOVE)
1371         fi
1372 ])])dnl
1373 dnl ---------------------------------------------------------------------------
1374 dnl CF_FUNC_NANOSLEEP version: 3 updated: 2006/12/16 12:33:30
1375 dnl -----------------
1376 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1377 dnl AIX 4.x, provide a non-working version.
1378 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1379 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1380 AC_TRY_RUN([
1381 #include <stdio.h>
1382 #include <errno.h>
1383 #include <time.h>
1384
1385 #ifdef HAVE_SYS_TIME_H
1386 #include <sys/time.h>
1387 #endif
1388
1389 int main() {
1390         struct timespec ts1, ts2;
1391         int code;
1392         ts1.tv_sec  = 0;
1393         ts1.tv_nsec = 750000000;
1394         ts2.tv_sec  = 0;
1395         ts2.tv_nsec = 0;
1396         errno = 0;
1397         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1398         ${cf_cv_main_return:-return}(code != 0);
1399 }
1400 ],
1401         [cf_cv_func_nanosleep=yes],
1402         [cf_cv_func_nanosleep=no],
1403         [cf_cv_func_nanosleep=unknown])])
1404
1405 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP)
1406 ])
1407 dnl ---------------------------------------------------------------------------
1408 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1409 dnl ---------------
1410 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1411 dnl "util" library as well.
1412 AC_DEFUN([CF_FUNC_OPENPTY],
1413 [
1414 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1415 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1416     cf_save_LIBS="$LIBS"
1417     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1418     for cf_header in pty.h libutil.h util.h
1419     do
1420     AC_TRY_LINK([
1421 #include <$cf_header>
1422 ],[
1423     int x = openpty((int *)0, (int *)0, (char *)0,
1424                    (struct termios *)0, (struct winsize *)0);
1425 ],[
1426         cf_cv_func_openpty=$cf_header
1427         break
1428 ],[
1429         cf_cv_func_openpty=no
1430 ])
1431     done
1432     LIBS="$cf_save_LIBS"
1433 ])
1434 ])dnl
1435 dnl ---------------------------------------------------------------------------
1436 dnl CF_FUNC_POLL version: 4 updated: 2006/12/16 12:33:30
1437 dnl ------------
1438 dnl See if the poll function really works.  Some platforms have poll(), but
1439 dnl it does not work for terminals or files.
1440 AC_DEFUN([CF_FUNC_POLL],[
1441 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1442 AC_TRY_RUN([
1443 #include <stdio.h>
1444 #ifdef HAVE_POLL_H
1445 #include <poll.h>
1446 #else
1447 #include <sys/poll.h>
1448 #endif
1449 int main() {
1450         struct pollfd myfds;
1451         int ret;
1452
1453         myfds.fd = 0;
1454         myfds.events = POLLIN;
1455
1456         ret = poll(&myfds, 1, 100);
1457         ${cf_cv_main_return:-return}(ret != 0);
1458 }],
1459         [cf_cv_working_poll=yes],
1460         [cf_cv_working_poll=no],
1461         [cf_cv_working_poll=unknown])])
1462 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL)
1463 ])dnl
1464 dnl ---------------------------------------------------------------------------
1465 dnl CF_FUNC_TERMIOS version: 2 updated: 2000/07/22 23:37:24
1466 dnl ---------------
1467 dnl Some old/broken variations define tcgetattr() only as a macro in
1468 dnl termio(s).h
1469 AC_DEFUN([CF_FUNC_TERMIOS],[
1470 AC_REQUIRE([CF_STRUCT_TERMIOS])
1471 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1472 AC_TRY_LINK([
1473 #include <sys/types.h>
1474 #ifdef HAVE_UNISTD_H
1475 #include <unistd.h>
1476 #endif
1477 #ifdef HAVE_TERMIOS_H
1478 #include <termios.h>
1479 #define TTY struct termios
1480 #else
1481 #ifdef HAVE_TERMIO_H
1482 #include <termio.h>
1483 #define TTY struct termio
1484 #endif
1485 #endif
1486 ],[
1487 TTY foo;
1488 tcgetattr(1, &foo);],
1489 [cf_cv_have_tcgetattr=yes],
1490 [cf_cv_have_tcgetattr=no])])
1491 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR)
1492 ])dnl
1493 dnl ---------------------------------------------------------------------------
1494 dnl CF_FUNC_VSSCANF version: 3 updated: 2001/12/19 00:50:10
1495 dnl ---------------
1496 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1497 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1498 dnl other functions.
1499 AC_DEFUN([CF_FUNC_VSSCANF],
1500 [
1501 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1502 AC_TRY_LINK([
1503 #include <stdarg.h>
1504 #include <stdio.h>],[
1505         va_list ap;
1506         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1507 AC_TRY_LINK([
1508 #include <stdarg.h>
1509 #include <stdio.h>],[
1510     FILE strbuf;
1511     char *str = "from";
1512
1513     strbuf._flag = _IOREAD;
1514     strbuf._ptr = strbuf._base = (unsigned char *) str;
1515     strbuf._cnt = strlen(str);
1516     strbuf._file = _NFILE;
1517     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1518 AC_TRY_LINK([
1519 #include <stdarg.h>
1520 #include <stdio.h>],[
1521     FILE strbuf;
1522     char *str = "from";
1523
1524     strbuf._flag = _IOREAD;
1525     strbuf._ptr = strbuf._base = (unsigned char *) str;
1526     strbuf._cnt = strlen(str);
1527     strbuf._file = _NFILE;
1528     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1529 cf_cv_func_vsscanf=no])])])])
1530
1531 case $cf_cv_func_vsscanf in #(vi
1532 vsscanf) AC_DEFINE(HAVE_VSSCANF);; #(vi
1533 vfscanf) AC_DEFINE(HAVE_VFSCANF);; #(vi
1534 _doscan) AC_DEFINE(HAVE__DOSCAN);;
1535 esac
1536
1537 ])dnl
1538 dnl ---------------------------------------------------------------------------
1539 dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
1540 dnl -----------------
1541 dnl Test for availability of useful gcc __attribute__ directives to quiet
1542 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1543 dnl to documentation, unrecognized directives cause older compilers to barf.
1544 AC_DEFUN([CF_GCC_ATTRIBUTES],
1545 [
1546 if test "$GCC" = yes
1547 then
1548 cat > conftest.i <<EOF
1549 #ifndef GCC_PRINTF
1550 #define GCC_PRINTF 0
1551 #endif
1552 #ifndef GCC_SCANF
1553 #define GCC_SCANF 0
1554 #endif
1555 #ifndef GCC_NORETURN
1556 #define GCC_NORETURN /* nothing */
1557 #endif
1558 #ifndef GCC_UNUSED
1559 #define GCC_UNUSED /* nothing */
1560 #endif
1561 EOF
1562 if test "$GCC" = yes
1563 then
1564         AC_CHECKING([for $CC __attribute__ directives])
1565 cat > conftest.$ac_ext <<EOF
1566 #line __oline__ "${as_me:-configure}"
1567 #include "confdefs.h"
1568 #include "conftest.h"
1569 #include "conftest.i"
1570 #if     GCC_PRINTF
1571 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1572 #else
1573 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1574 #endif
1575 #if     GCC_SCANF
1576 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1577 #else
1578 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1579 #endif
1580 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1581 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1582 extern void foo(void) GCC_NORETURN;
1583 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1584 EOF
1585         cf_printf_attribute=no
1586         cf_scanf_attribute=no
1587         for cf_attribute in scanf printf unused noreturn
1588         do
1589                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1590                 cf_directive="__attribute__(($cf_attribute))"
1591                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1592
1593                 case $cf_attribute in #(vi
1594                 printf) #(vi
1595                         cf_printf_attribute=yes
1596                         cat >conftest.h <<EOF
1597 #define GCC_$cf_ATTRIBUTE 1
1598 EOF
1599                         ;;
1600                 scanf) #(vi
1601                         cf_scanf_attribute=yes
1602                         cat >conftest.h <<EOF
1603 #define GCC_$cf_ATTRIBUTE 1
1604 EOF
1605                         ;;
1606                 *) #(vi
1607                         cat >conftest.h <<EOF
1608 #define GCC_$cf_ATTRIBUTE $cf_directive
1609 EOF
1610                         ;;
1611                 esac
1612
1613                 if AC_TRY_EVAL(ac_compile); then
1614                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1615                         cat conftest.h >>confdefs.h
1616                         case $cf_attribute in #(vi
1617                         printf) #(vi
1618                                 if test "$cf_printf_attribute" = no ; then
1619                                         cat >>confdefs.h <<EOF
1620 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
1621 EOF
1622                                 else
1623                                         cat >>confdefs.h <<EOF
1624 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1625 EOF
1626                                 fi
1627                                 ;;
1628                         scanf) #(vi
1629                                 if test "$cf_scanf_attribute" = no ; then
1630                                         cat >>confdefs.h <<EOF
1631 #define GCC_SCANFLIKE(fmt,var) /* nothing */
1632 EOF
1633                                 else
1634                                         cat >>confdefs.h <<EOF
1635 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1636 EOF
1637                                 fi
1638                                 ;;
1639                         esac
1640                 fi
1641         done
1642 else
1643         fgrep define conftest.i >>confdefs.h
1644 fi
1645 rm -rf conftest*
1646 fi
1647 ])dnl
1648 dnl ---------------------------------------------------------------------------
1649 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
1650 dnl --------------
1651 dnl Find version of gcc
1652 AC_DEFUN([CF_GCC_VERSION],[
1653 AC_REQUIRE([AC_PROG_CC])
1654 GCC_VERSION=none
1655 if test "$GCC" = yes ; then
1656         AC_MSG_CHECKING(version of $CC)
1657         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1658         test -z "$GCC_VERSION" && GCC_VERSION=unknown
1659         AC_MSG_RESULT($GCC_VERSION)
1660 fi
1661 ])dnl
1662 dnl ---------------------------------------------------------------------------
1663 dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32
1664 dnl ---------------
1665 dnl Check if the compiler supports useful warning options.  There's a few that
1666 dnl we don't use, simply because they're too noisy:
1667 dnl
1668 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1669 dnl     -Wredundant-decls (system headers make this too noisy)
1670 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
1671 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
1672 dnl             is enabled for ncurses using "--enable-const".
1673 dnl     -pedantic
1674 dnl
1675 dnl Parameter:
1676 dnl     $1 is an optional list of gcc warning flags that a particular
1677 dnl             application might want to use, e.g., "no-unused" for
1678 dnl             -Wno-unused
1679 dnl Special:
1680 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
1681 dnl
1682 AC_DEFUN([CF_GCC_WARNINGS],
1683 [
1684 AC_REQUIRE([CF_GCC_VERSION])
1685 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1686
1687 cat > conftest.$ac_ext <<EOF
1688 #line __oline__ "${as_me:-configure}"
1689 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1690 EOF
1691
1692 if test "$INTEL_COMPILER" = yes
1693 then
1694 # The "-wdXXX" options suppress warnings:
1695 # remark #1419: external declaration in primary source file
1696 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1697 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1698 # remark #193: zero used for undefined preprocessing identifier
1699 # remark #593: variable "curs_sb_left_arrow" was set but never used
1700 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1701 # remark #869: parameter "tw" was never referenced
1702 # remark #981: operands are evaluated in unspecified order
1703 # warning #279: controlling expression is constant
1704
1705         AC_CHECKING([for $CC warning options])
1706         cf_save_CFLAGS="$CFLAGS"
1707         EXTRA_CFLAGS="-Wall"
1708         for cf_opt in \
1709                 wd1419 \
1710                 wd1683 \
1711                 wd1684 \
1712                 wd193 \
1713                 wd593 \
1714                 wd279 \
1715                 wd810 \
1716                 wd869 \
1717                 wd981
1718         do
1719                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1720                 if AC_TRY_EVAL(ac_compile); then
1721                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1722                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1723                 fi
1724         done
1725         CFLAGS="$cf_save_CFLAGS"
1726
1727 elif test "$GCC" = yes
1728 then
1729         AC_CHECKING([for $CC warning options])
1730         cf_save_CFLAGS="$CFLAGS"
1731         EXTRA_CFLAGS=
1732         cf_warn_CONST=""
1733         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1734         for cf_opt in W Wall \
1735                 Wbad-function-cast \
1736                 Wcast-align \
1737                 Wcast-qual \
1738                 Winline \
1739                 Wmissing-declarations \
1740                 Wmissing-prototypes \
1741                 Wnested-externs \
1742                 Wpointer-arith \
1743                 Wshadow \
1744                 Wstrict-prototypes \
1745                 Wundef $cf_warn_CONST $1
1746         do
1747                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1748                 if AC_TRY_EVAL(ac_compile); then
1749                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1750                         case $cf_opt in #(vi
1751                         Wcast-qual) #(vi
1752                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1753                                 ;;
1754                         Winline) #(vi
1755                                 case $GCC_VERSION in
1756                                 [[34]].*)
1757                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1758                                         continue;;
1759                                 esac
1760                                 ;;
1761                         esac
1762                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1763                 fi
1764         done
1765         CFLAGS="$cf_save_CFLAGS"
1766 fi
1767 rm -rf conftest*
1768
1769 AC_SUBST(EXTRA_CFLAGS)
1770 ])dnl
1771 dnl ---------------------------------------------------------------------------
1772 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
1773 dnl ----------------
1774 AC_DEFUN([CF_GNAT_GENERICS],
1775 [
1776 AC_REQUIRE([CF_GNAT_VERSION])
1777
1778 AC_MSG_CHECKING(if GNAT supports generics)
1779 case $cf_gnat_version in #(vi
1780 3.[[1-9]]*|[[4-9]].*) #(vi
1781         cf_gnat_generics=yes
1782         ;;
1783 *)
1784         cf_gnat_generics=no
1785         ;;
1786 esac
1787 AC_MSG_RESULT($cf_gnat_generics)
1788
1789 if test "$cf_gnat_generics" = yes
1790 then
1791         cf_compile_generics=generics
1792         cf_generic_objects="\${GENOBJS}"
1793 else
1794         cf_compile_generics=
1795         cf_generic_objects=
1796 fi
1797
1798 AC_SUBST(cf_compile_generics)
1799 AC_SUBST(cf_generic_objects)
1800 ])dnl
1801 dnl ---------------------------------------------------------------------------
1802 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
1803 dnl --------------------
1804 dnl Check if the gnat pragma "Unreferenced" works.
1805 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
1806 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
1807 CF_GNAT_TRY_LINK([procedure conftest;],
1808 [with Text_IO;
1809 with GNAT.OS_Lib;
1810 procedure conftest is
1811    test : Integer;
1812    pragma Unreferenced (test);
1813 begin
1814    test := 1;
1815    Text_IO.Put ("Hello World");
1816    Text_IO.New_Line;
1817    GNAT.OS_Lib.OS_Exit (0);
1818 end conftest;],
1819         [cf_cv_pragma_unreferenced=yes],
1820         [cf_cv_pragma_unreferenced=no])])
1821
1822 # if the pragma is supported, use it (needed in the Trace code).
1823 if test $cf_cv_pragma_unreferenced = yes ; then
1824         PRAGMA_UNREF=TRUE
1825 else
1826         PRAGMA_UNREF=FALSE
1827 fi
1828 AC_SUBST(PRAGMA_UNREF)
1829 ])dnl
1830 dnl ---------------------------------------------------------------------------
1831 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
1832 dnl ----------------
1833 dnl GNAT projects are configured with ".gpr" project files.
1834 dnl GNAT libraries are a further development, using the project feature.
1835 AC_DEFUN([CF_GNAT_PROJECTS],
1836 [
1837 AC_REQUIRE([CF_GNAT_VERSION])
1838
1839 cf_gnat_libraries=no
1840 cf_gnat_projects=no
1841
1842 AC_MSG_CHECKING(if GNAT supports project files)
1843 case $cf_gnat_version in #(vi
1844 3.[[0-9]]*) #(vi
1845         ;;
1846 *)
1847         case $cf_cv_system_name in #(vi
1848         cygwin*) #(vi
1849                 ;;
1850         *)
1851                 mkdir conftest.src conftest.bin conftest.lib
1852                 cd conftest.src
1853                 rm -rf conftest* *~conftest*
1854                 cat >>library.gpr <<CF_EOF
1855 project Library is
1856   Kind := External ("LIB_KIND");
1857   for Library_Name use "ConfTest";
1858   for Object_Dir use ".";
1859   for Library_ALI_Dir use External("LIBRARY_DIR");
1860   for Library_Version use External ("SONAME");
1861   for Library_Kind use Kind;
1862   for Library_Dir use External("BUILD_DIR");
1863   Source_Dir := External ("SOURCE_DIR");
1864   for Source_Dirs use (Source_Dir);
1865   package Compiler is
1866      for Default_Switches ("Ada") use
1867        ("-g",
1868         "-O2",
1869         "-gnatafno",
1870         "-gnatVa",   -- All validity checks
1871         "-gnatwa");  -- Activate all optional errors
1872   end Compiler;
1873 end Library;
1874 CF_EOF
1875                 cat >>confpackage.ads <<CF_EOF
1876 package ConfPackage is
1877    procedure conftest;
1878 end ConfPackage;
1879 CF_EOF
1880                 cat >>confpackage.adb <<CF_EOF
1881 with Text_IO;
1882 package body ConfPackage is
1883    procedure conftest is
1884    begin
1885       Text_IO.Put ("Hello World");
1886       Text_IO.New_Line;
1887    end conftest;
1888 end ConfPackage;
1889 CF_EOF
1890                 if ( $cf_ada_make $ADAFLAGS \
1891                                 -Plibrary.gpr \
1892                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
1893                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
1894                                 -XSOURCE_DIR=`pwd` \
1895                                 -XSONAME=libConfTest.so.1 \
1896                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
1897                         cf_gnat_projects=yes
1898                 fi
1899                 cd ..
1900                 if test -f conftest.lib/confpackage.ali
1901                 then
1902                         cf_gnat_libraries=yes
1903                 fi
1904                 rm -rf conftest* *~conftest*
1905                 ;;
1906         esac
1907         ;;
1908 esac
1909 AC_MSG_RESULT($cf_gnat_projects)
1910
1911 if test $cf_gnat_projects = yes
1912 then
1913         AC_MSG_CHECKING(if GNAT supports libraries)
1914         AC_MSG_RESULT($cf_gnat_libraries)
1915 fi
1916
1917 if test "$cf_gnat_projects" = yes
1918 then
1919         USE_OLD_MAKERULES="#"
1920         USE_GNAT_PROJECTS=""
1921 else
1922         USE_OLD_MAKERULES=""
1923         USE_GNAT_PROJECTS="#"
1924 fi
1925
1926 if test "$cf_gnat_libraries" = yes
1927 then
1928         USE_GNAT_LIBRARIES=""
1929 else
1930         USE_GNAT_LIBRARIES="#"
1931 fi
1932
1933 AC_SUBST(USE_OLD_MAKERULES)
1934 AC_SUBST(USE_GNAT_PROJECTS)
1935 AC_SUBST(USE_GNAT_LIBRARIES)
1936 ])dnl
1937 dnl ---------------------------------------------------------------------------
1938 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
1939 dnl ----------------
1940 dnl Verify that a test program compiles/links with GNAT.
1941 dnl $cf_ada_make is set to the program that compiles/links
1942 dnl $ADAFLAGS may be set to the GNAT flags.
1943 dnl
1944 dnl $1 is the text of the spec
1945 dnl $2 is the text of the body
1946 dnl $3 is the shell command to execute if successful
1947 dnl $4 is the shell command to execute if not successful
1948 AC_DEFUN([CF_GNAT_TRY_LINK],
1949 [
1950 rm -rf conftest* *~conftest*
1951 cat >>conftest.ads <<CF_EOF
1952 $1
1953 CF_EOF
1954 cat >>conftest.adb <<CF_EOF
1955 $2
1956 CF_EOF
1957 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1958 ifelse($3,,      :,[      $3])
1959 ifelse($4,,,[else
1960    $4])
1961 fi
1962 rm -rf conftest* *~conftest*
1963 ])dnl
1964 dnl ---------------------------------------------------------------------------
1965 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
1966 dnl ---------------
1967 dnl Verify that a test program compiles and runs with GNAT
1968 dnl $cf_ada_make is set to the program that compiles/links
1969 dnl $ADAFLAGS may be set to the GNAT flags.
1970 dnl
1971 dnl $1 is the text of the spec
1972 dnl $2 is the text of the body
1973 dnl $3 is the shell command to execute if successful
1974 dnl $4 is the shell command to execute if not successful
1975 AC_DEFUN([CF_GNAT_TRY_RUN],
1976 [
1977 rm -rf conftest* *~conftest*
1978 cat >>conftest.ads <<CF_EOF
1979 $1
1980 CF_EOF
1981 cat >>conftest.adb <<CF_EOF
1982 $2
1983 CF_EOF
1984 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
1985    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
1986 ifelse($3,,      :,[      $3])
1987 ifelse($4,,,[   else
1988       $4])
1989    fi
1990 ifelse($4,,,[else
1991    $4])
1992 fi
1993 rm -rf conftest* *~conftest*
1994 ])dnl
1995 dnl ---------------------------------------------------------------------------
1996 dnl CF_GNAT_VERSION version: 17 updated: 2011/03/23 20:24:41
1997 dnl ---------------
1998 dnl Verify version of GNAT.
1999 AC_DEFUN([CF_GNAT_VERSION],
2000 [
2001 AC_MSG_CHECKING(for gnat version)
2002 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2003         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2004     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2005 AC_MSG_RESULT($cf_gnat_version)
2006
2007 case $cf_gnat_version in #(vi
2008 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*) #(vi
2009         cf_cv_prog_gnat_correct=yes
2010         ;;
2011 *)
2012         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2013         cf_cv_prog_gnat_correct=no
2014         ;;
2015 esac
2016 ])
2017 dnl ---------------------------------------------------------------------------
2018 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2019 dnl -------------
2020 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2021 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2022 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2023 dnl since it is interwoven with GNU extensions.
2024 dnl
2025 dnl Well, yes we could work around it...
2026 AC_DEFUN([CF_GNU_SOURCE],
2027 [
2028 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2029 AC_TRY_COMPILE([#include <sys/types.h>],[
2030 #ifndef _XOPEN_SOURCE
2031 make an error
2032 #endif],
2033         [cf_cv_gnu_source=no],
2034         [cf_save="$CPPFLAGS"
2035          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2036          AC_TRY_COMPILE([#include <sys/types.h>],[
2037 #ifdef _XOPEN_SOURCE
2038 make an error
2039 #endif],
2040         [cf_cv_gnu_source=no],
2041         [cf_cv_gnu_source=yes])
2042         CPPFLAGS="$cf_save"
2043         ])
2044 ])
2045 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2046 ])dnl
2047 dnl ---------------------------------------------------------------------------
2048 dnl CF_GPP_LIBRARY version: 10 updated: 2010/05/29 16:31:02
2049 dnl --------------
2050 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2051 dnl problem :-).  If we have the compiler but no library, we'll be able to
2052 dnl configure, but won't be able to build the c++ demo program.
2053 AC_DEFUN([CF_GPP_LIBRARY],
2054 [
2055 cf_cxx_library=unknown
2056 case $cf_cv_system_name in #(vi
2057 os2*) #(vi
2058         cf_gpp_libname=gpp
2059         ;;
2060 *)
2061         cf_gpp_libname=g++
2062         ;;
2063 esac
2064 if test "$GXX" = yes; then
2065         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2066         cf_save="$LIBS"
2067         CF_ADD_LIB($cf_gpp_libname)
2068         AC_TRY_LINK([
2069 #include <$cf_gpp_libname/builtin.h>
2070         ],
2071         [two_arg_error_handler_t foo2 = lib_error_handler],
2072         [cf_cxx_library=yes
2073          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2074          if test "$cf_gpp_libname" = cpp ; then
2075             AC_DEFINE(HAVE_GPP_BUILTIN_H)
2076          else
2077             AC_DEFINE(HAVE_GXX_BUILTIN_H)
2078          fi],
2079         [AC_TRY_LINK([
2080 #include <builtin.h>
2081         ],
2082         [two_arg_error_handler_t foo2 = lib_error_handler],
2083         [cf_cxx_library=yes
2084          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2085          AC_DEFINE(HAVE_BUILTIN_H)],
2086         [cf_cxx_library=no])])
2087         LIBS="$cf_save"
2088         AC_MSG_RESULT($cf_cxx_library)
2089 fi
2090 ])dnl
2091 dnl ---------------------------------------------------------------------------
2092 dnl CF_GXX_VERSION version: 6 updated: 2010/10/23 15:44:18
2093 dnl --------------
2094 dnl Check for version of g++
2095 AC_DEFUN([CF_GXX_VERSION],[
2096 AC_REQUIRE([AC_PROG_CPP])
2097 GXX_VERSION=none
2098 if test "$GXX" = yes; then
2099         AC_MSG_CHECKING(version of g++)
2100         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2101         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2102         AC_MSG_RESULT($GXX_VERSION)
2103 fi
2104 ])dnl
2105 dnl ---------------------------------------------------------------------------
2106 dnl CF_GXX_WARNINGS version: 6 updated: 2010/08/14 18:25:37
2107 dnl ---------------
2108 dnl Check if the compiler supports useful warning options.
2109 dnl
2110 dnl Most of gcc's options apply to g++, except:
2111 dnl     -Wbad-function-cast
2112 dnl     -Wmissing-declarations
2113 dnl     -Wnested-externs
2114 dnl
2115 dnl Omit a few (for now):
2116 dnl     -Winline
2117 dnl
2118 dnl Parameter:
2119 dnl     $1 is an optional list of g++ warning flags that a particular
2120 dnl             application might want to use, e.g., "no-unused" for
2121 dnl             -Wno-unused
2122 dnl Special:
2123 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2124 dnl
2125 AC_DEFUN([CF_GXX_WARNINGS],
2126 [
2127
2128 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2129
2130 AC_REQUIRE([CF_GXX_VERSION])
2131
2132 AC_LANG_SAVE
2133 AC_LANG_CPLUSPLUS
2134
2135 cat > conftest.$ac_ext <<EOF
2136 #line __oline__ "configure"
2137 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2138 EOF
2139
2140 if test "$INTEL_CPLUSPLUS" = yes
2141 then
2142 # The "-wdXXX" options suppress warnings:
2143 # remark #1419: external declaration in primary source file
2144 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2145 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2146 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2147 # remark #193: zero used for undefined preprocessing identifier
2148 # remark #593: variable "curs_sb_left_arrow" was set but never used
2149 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2150 # remark #869: parameter "tw" was never referenced
2151 # remark #981: operands are evaluated in unspecified order
2152 # warning #269: invalid format string conversion
2153
2154         AC_CHECKING([for $CC warning options])
2155         cf_save_CXXFLAGS="$CXXFLAGS"
2156         EXTRA_CXXFLAGS="-Wall"
2157         for cf_opt in \
2158                 wd1419 \
2159                 wd1682 \
2160                 wd1683 \
2161                 wd1684 \
2162                 wd193 \
2163                 wd279 \
2164                 wd593 \
2165                 wd810 \
2166                 wd869 \
2167                 wd981
2168         do
2169                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2170                 if AC_TRY_EVAL(ac_compile); then
2171                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2172                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2173                 fi
2174         done
2175         CXXFLAGS="$cf_save_CXXFLAGS"
2176
2177 elif test "$GXX" = yes
2178 then
2179         AC_CHECKING([for $CXX warning options])
2180         cf_save_CXXFLAGS="$CXXFLAGS"
2181         EXTRA_CXXFLAGS="-W -Wall"
2182         cf_gxx_extra_warnings=""
2183         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2184         case "$GCC_VERSION" in
2185         [[1-2]].*)
2186                 ;;
2187         *)
2188                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2189                 ;;
2190         esac
2191         for cf_opt in \
2192                 Wabi \
2193                 fabi-version=0 \
2194                 Woverloaded-virtual \
2195                 Wsign-promo \
2196                 Wsynth \
2197                 Wold-style-cast \
2198                 Wcast-align \
2199                 Wcast-qual \
2200                 Wmissing-prototypes \
2201                 Wpointer-arith \
2202                 Wshadow \
2203                 Wstrict-prototypes \
2204                 Wundef $cf_gxx_extra_warnings $1
2205         do
2206                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2207                 if AC_TRY_EVAL(ac_compile); then
2208                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2209                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2210                 else
2211                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2212                 fi
2213         done
2214         CXXFLAGS="$cf_save_CXXFLAGS"
2215 fi
2216
2217 rm -rf conftest*
2218 AC_LANG_RESTORE
2219 AC_SUBST(EXTRA_CXXFLAGS)
2220 ])dnl
2221 dnl ---------------------------------------------------------------------------
2222 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2223 dnl ------------
2224 dnl Look for an instance of the Berkeley hashed database.
2225 dnl
2226 dnl $1 = optional parameter, to specify install-prefix for the database.
2227 AC_DEFUN([CF_HASHED_DB],
2228 [
2229 ifelse([$1],,,[
2230 case $1 in #(vi
2231 yes|*able*) #(vi
2232     ;;
2233 *)
2234     if test -d "$1" ; then
2235         CF_ADD_INCDIR($1/include)
2236         CF_ADD_LIBDIR($1/lib)
2237     fi
2238 esac
2239 ])
2240 AC_CHECK_HEADER(db.h,[
2241 CF_HASHED_DB_VERSION
2242 if test "$cf_cv_hashed_db_version" = unknown ; then
2243         AC_MSG_ERROR(Cannot determine version of db)
2244 else
2245         CF_HASHED_DB_LIBS
2246         if test "$cf_cv_hashed_db_libs" = unknown ; then
2247                 AC_MSG_ERROR(Cannot determine library for db)
2248         elif test "$cf_cv_hashed_db_libs" != default ; then
2249                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2250         fi
2251 fi
2252 ],[
2253         AC_MSG_ERROR(Cannot find db.h)
2254 ])
2255 ])dnl
2256 dnl ---------------------------------------------------------------------------
2257 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2258 dnl -----------------
2259 dnl Given that we have the header and version for hashed database, find the
2260 dnl library information.
2261 AC_DEFUN([CF_HASHED_DB_LIBS],
2262 [
2263 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2264 cf_cv_hashed_db_libs=unknown
2265 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2266 do
2267         cf_save_libs="$LIBS"
2268         if test -n "$cf_db_libs"; then
2269                 CF_ADD_LIB($cf_db_libs)
2270         fi
2271         CF_MSG_LOG(checking for library "$cf_db_libs")
2272         AC_TRY_LINK([
2273 $ac_includes_default
2274 #include <db.h>
2275 ],[
2276         char *path = "/tmp/foo";
2277 #ifdef DB_VERSION_MAJOR
2278 #if DB_VERSION_MAJOR >= 4
2279         DB *result = 0;
2280         db_create(&result, NULL, 0);
2281         result->open(result,
2282                 NULL,
2283                 path,
2284                 path,
2285                 DB_HASH,
2286                 DB_CREATE,
2287                 0644);
2288 #elif DB_VERSION_MAJOR >= 3
2289         DB *result = 0;
2290         db_create(&result, NULL, 0);
2291         result->open(result,
2292                 path,
2293                 path,
2294                 DB_HASH,
2295                 DB_CREATE,
2296                 0644);
2297 #elif DB_VERSION_MAJOR >= 2
2298         DB *result = 0;
2299         db_open(path,
2300                 DB_HASH,
2301                 DB_CREATE,
2302                 0644,
2303                 (DB_ENV *) 0,
2304                 (DB_INFO *) 0,
2305                 &result);
2306 #endif /* DB_VERSION_MAJOR */
2307 #else
2308         DB *result = dbopen(path,
2309                      2,
2310                      0644,
2311                      DB_HASH,
2312                      0);
2313 #endif
2314         ${cf_cv_main_return:-return}(result != 0)
2315 ],[
2316         if test -n "$cf_db_libs" ; then
2317                 cf_cv_hashed_db_libs=$cf_db_libs
2318         else
2319                 cf_cv_hashed_db_libs=default
2320         fi
2321         LIBS="$cf_save_libs"
2322         break
2323 ])
2324         LIBS="$cf_save_libs"
2325 done
2326 ])
2327 ])dnl
2328 dnl ---------------------------------------------------------------------------
2329 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2330 dnl --------------------
2331 dnl Given that we have the header file for hashed database, find the version
2332 dnl information.
2333 AC_DEFUN([CF_HASHED_DB_VERSION],
2334 [
2335 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2336 cf_cv_hashed_db_version=unknown
2337
2338 for cf_db_version in 1 2 3 4 5
2339 do
2340         CF_MSG_LOG(checking for db version $cf_db_version)
2341         AC_TRY_COMPILE([
2342 $ac_includes_default
2343 #include <db.h>
2344
2345 #ifdef DB_VERSION_MAJOR
2346         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2347 #if $cf_db_version == DB_VERSION_MAJOR
2348         /* ok */
2349 #else
2350         make an error
2351 #endif
2352 #else
2353 #if $cf_db_version == 1
2354         /* ok: assuming this is DB 1.8.5 */
2355 #else
2356         make an error
2357 #endif
2358 #endif
2359 ],[DBT *foo = 0],[
2360         cf_cv_hashed_db_version=$cf_db_version
2361         break
2362         ])
2363 done
2364 ])
2365 ])dnl
2366 dnl ---------------------------------------------------------------------------
2367 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2368 dnl --------------
2369 dnl Construct a search-list of directories for a nonstandard header-file
2370 dnl
2371 dnl Parameters
2372 dnl     $1 = the variable to return as result
2373 dnl     $2 = the package name
2374 AC_DEFUN([CF_HEADER_PATH],
2375 [
2376 $1=
2377
2378 # collect the current set of include-directories from compiler flags
2379 cf_header_path_list=""
2380 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2381         for cf_header_path in $CPPFLAGS $CFLAGS
2382         do
2383                 case $cf_header_path in #(vi
2384                 -I*)
2385                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2386                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2387                         cf_header_path_list="$cf_header_path_list [$]$1"
2388                         ;;
2389                 esac
2390         done
2391 fi
2392
2393 # add the variations for the package we are looking for
2394 CF_SUBDIR_PATH($1,$2,include)
2395
2396 test "$includedir" != NONE && \
2397 test "$includedir" != "/usr/include" && \
2398 test -d "$includedir" && {
2399         test -d $includedir &&    $1="[$]$1 $includedir"
2400         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2401 }
2402
2403 test "$oldincludedir" != NONE && \
2404 test "$oldincludedir" != "/usr/include" && \
2405 test -d "$oldincludedir" && {
2406         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2407         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2408 }
2409
2410 $1="[$]$1 $cf_header_path_list"
2411 ])dnl
2412 dnl ---------------------------------------------------------------------------
2413 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2414 dnl ---------------
2415 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2416 AC_DEFUN([CF_HELP_MESSAGE],
2417 [AC_DIVERT_HELP([$1])dnl
2418 ])dnl
2419 dnl ---------------------------------------------------------------------------
2420 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
2421 dnl ---------------
2422 dnl Construct the list of include-options according to whether we're building
2423 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2424 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2425 dnl since that usually breaks gcc's shadow-includes.
2426 AC_DEFUN([CF_INCLUDE_DIRS],
2427 [
2428 CPPFLAGS="$CPPFLAGS -I. -I../include"
2429 if test "$srcdir" != "."; then
2430         CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
2431 fi
2432 if test "$GCC" != yes; then
2433         CPPFLAGS="$CPPFLAGS -I\${includedir}"
2434 elif test "$includedir" != "/usr/include"; then
2435         if test "$includedir" = '${prefix}/include' ; then
2436                 if test $prefix != /usr ; then
2437                         CPPFLAGS="$CPPFLAGS -I\${includedir}"
2438                 fi
2439         else
2440                 CPPFLAGS="$CPPFLAGS -I\${includedir}"
2441         fi
2442 fi
2443 AC_SUBST(CPPFLAGS)
2444 ])dnl
2445 dnl ---------------------------------------------------------------------------
2446 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
2447 dnl -----------------
2448 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2449 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2450 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2451 dnl
2452 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2453 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2454 dnl the wrappers for gcc and g++ warnings.
2455 dnl
2456 dnl $1 = GCC (default) or GXX
2457 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2458 dnl $3 = CFLAGS (default) or CXXFLAGS
2459 AC_DEFUN([CF_INTEL_COMPILER],[
2460 ifelse([$2],,INTEL_COMPILER,[$2])=no
2461
2462 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2463         case $host_os in
2464         linux*|gnu*)
2465                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2466                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2467                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2468                 AC_TRY_COMPILE([],[
2469 #ifdef __INTEL_COMPILER
2470 #else
2471 make an error
2472 #endif
2473 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2474 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2475 ],[])
2476                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2477                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2478                 ;;
2479         esac
2480 fi
2481 ])dnl
2482 dnl ---------------------------------------------------------------------------
2483 dnl CF_ISASCII version: 3 updated: 2000/08/12 23:18:52
2484 dnl ----------
2485 dnl Check if we have either a function or macro for 'isascii()'.
2486 AC_DEFUN([CF_ISASCII],
2487 [
2488 AC_MSG_CHECKING(for isascii)
2489 AC_CACHE_VAL(cf_cv_have_isascii,[
2490         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2491         [cf_cv_have_isascii=yes],
2492         [cf_cv_have_isascii=no])
2493 ])dnl
2494 AC_MSG_RESULT($cf_cv_have_isascii)
2495 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII)
2496 ])dnl
2497 dnl ---------------------------------------------------------------------------
2498 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
2499 dnl ------------
2500 dnl Add checks for large file support.
2501 AC_DEFUN([CF_LARGEFILE],[
2502 ifdef([AC_FUNC_FSEEKO],[
2503     AC_SYS_LARGEFILE
2504     if test "$enable_largefile" != no ; then
2505         AC_FUNC_FSEEKO
2506
2507         # Normally we would collect these definitions in the config.h,
2508         # but (like _XOPEN_SOURCE), some environments rely on having these
2509         # defined before any of the system headers are included.  Another
2510         # case comes up with C++, e.g., on AIX the compiler compiles the
2511         # header files by themselves before looking at the body files it is
2512         # told to compile.  For ncurses, those header files do not include
2513         # the config.h
2514         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2515         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2516         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2517
2518         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2519                 AC_TRY_COMPILE([
2520 #include <sys/types.h>
2521 #include <dirent.h>
2522                 ],[
2523                 /* if transitional largefile support is setup, this is true */
2524                 extern struct dirent64 * readdir(DIR *);
2525                 struct dirent64 *x = readdir((DIR *)0);
2526                 struct dirent *y = readdir((DIR *)0);
2527                 int z = x - y;
2528                 ],
2529                 [cf_cv_struct_dirent64=yes],
2530                 [cf_cv_struct_dirent64=no])
2531         ])
2532         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
2533     fi
2534 ])
2535 ])
2536 dnl ---------------------------------------------------------------------------
2537 dnl CF_LDFLAGS_STATIC version: 8 updated: 2010/10/23 14:39:56
2538 dnl -----------------
2539 dnl Check for compiler/linker flags used to temporarily force usage of static
2540 dnl libraries.  This depends on the compiler and platform.  Use this to help
2541 dnl ensure that the linker picks up a given library based on its position in
2542 dnl the list of linker options and libraries.
2543 AC_DEFUN([CF_LDFLAGS_STATIC],[
2544
2545 if test "$GCC" = yes ; then
2546         case $cf_cv_system_name in #(
2547         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2548                 LDFLAGS_STATIC=
2549                 LDFLAGS_SHARED=
2550                 ;;
2551     *)  #( normally, except when broken
2552         LDFLAGS_STATIC=-static
2553         LDFLAGS_SHARED=-dynamic
2554         ;;
2555     esac
2556 else
2557         case $cf_cv_system_name in #(
2558         aix[[456]]*)    #( from ld manpage
2559                 LDFLAGS_STATIC=-bstatic
2560                 LDFLAGS_SHARED=-bdynamic
2561                 ;;
2562         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2563                 # We could also use just "archive" and "shared".
2564                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2565                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2566                 ;;
2567         irix*)          #( from ld manpage IRIX64
2568                 LDFLAGS_STATIC=-Bstatic
2569                 LDFLAGS_SHARED=-Bdynamic
2570                 ;;
2571         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2572                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2573                 LDFLAGS_STATIC=-noso
2574                 LDFLAGS_SHARED=-so_archive
2575                 ;;
2576         solaris2*)
2577                 LDFLAGS_STATIC=-Bstatic
2578                 LDFLAGS_SHARED=-Bdynamic
2579                 ;;
2580         esac
2581 fi
2582
2583 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2584 then
2585         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2586
2587         rm -f libconftest.a
2588         cat >conftest.$ac_ext <<EOF
2589 #line __oline__ "configure"
2590 #include <stdio.h>
2591 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2592 EOF
2593         if AC_TRY_EVAL(ac_compile) ; then
2594                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
2595                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
2596         fi
2597         rm -f conftest.*
2598
2599         cf_save_LIBS="$LIBS"
2600
2601         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
2602         AC_TRY_LINK([
2603 #line __oline__ "configure"
2604 #include <stdio.h>
2605 int cf_ldflags_static(FILE *fp);
2606 ],[
2607         return cf_ldflags_static(stdin);
2608 ],[cf_ldflags_static=yes],[cf_ldflags_static=no])
2609
2610         rm -f libconftest.*
2611         LIBS="$cf_save_LIBS"
2612
2613         AC_MSG_RESULT($cf_ldflags_static)
2614
2615         if test $cf_ldflags_static != yes
2616         then
2617                 LDFLAGS_STATIC=
2618                 LDFLAGS_SHARED=
2619         fi
2620 else
2621         LDFLAGS_STATIC=
2622         LDFLAGS_SHARED=
2623 fi
2624
2625 AC_SUBST(LDFLAGS_STATIC)
2626 AC_SUBST(LDFLAGS_SHARED)
2627 ])
2628 dnl ---------------------------------------------------------------------------
2629 dnl CF_LD_RPATH_OPT version: 3 updated: 2010/06/02 05:03:05
2630 dnl ---------------
2631 dnl For the given system and compiler, find the compiler flags to pass to the
2632 dnl loader to use the "rpath" feature.
2633 AC_DEFUN([CF_LD_RPATH_OPT],
2634 [
2635 AC_REQUIRE([CF_CHECK_CACHE])
2636
2637 LD_RPATH_OPT=
2638 AC_MSG_CHECKING(for an rpath option)
2639 case $cf_cv_system_name in #(vi
2640 irix*) #(vi
2641         if test "$GCC" = yes; then
2642                 LD_RPATH_OPT="-Wl,-rpath,"
2643         else
2644                 LD_RPATH_OPT="-rpath "
2645         fi
2646         ;;
2647 linux*|gnu*|k*bsd*-gnu) #(vi
2648         LD_RPATH_OPT="-Wl,-rpath,"
2649         ;;
2650 openbsd[[2-9]].*) #(vi
2651         LD_RPATH_OPT="-Wl,-rpath,"
2652         ;;
2653 freebsd*) #(vi
2654         LD_RPATH_OPT="-rpath "
2655         ;;
2656 netbsd*) #(vi
2657         LD_RPATH_OPT="-Wl,-rpath,"
2658         ;;
2659 osf*|mls+*) #(vi
2660         LD_RPATH_OPT="-rpath "
2661         ;;
2662 solaris2*) #(vi
2663         LD_RPATH_OPT="-R"
2664         ;;
2665 *)
2666         ;;
2667 esac
2668 AC_MSG_RESULT($LD_RPATH_OPT)
2669
2670 case "x$LD_RPATH_OPT" in #(vi
2671 x-R*)
2672         AC_MSG_CHECKING(if we need a space after rpath option)
2673         cf_save_LIBS="$LIBS"
2674         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
2675         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
2676         LIBS="$cf_save_LIBS"
2677         AC_MSG_RESULT($cf_rpath_space)
2678         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
2679         ;;
2680 esac
2681 ])dnl
2682 dnl ---------------------------------------------------------------------------
2683 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
2684 dnl ---------------
2685 dnl Construct a search-list of directories for a nonstandard library-file
2686 dnl
2687 dnl Parameters
2688 dnl     $1 = the variable to return as result
2689 dnl     $2 = the package name
2690 AC_DEFUN([CF_LIBRARY_PATH],
2691 [
2692 $1=
2693 cf_library_path_list=""
2694 if test -n "${LDFLAGS}${LIBS}" ; then
2695         for cf_library_path in $LDFLAGS $LIBS
2696         do
2697                 case $cf_library_path in #(vi
2698                 -L*)
2699                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
2700                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
2701                         cf_library_path_list="$cf_library_path_list [$]$1"
2702                         ;;
2703                 esac
2704         done
2705 fi
2706
2707 CF_SUBDIR_PATH($1,$2,lib)
2708
2709 $1="$cf_library_path_list [$]$1"
2710 ])dnl
2711 dnl ---------------------------------------------------------------------------
2712 dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
2713 dnl -------------
2714 dnl Compute the library-prefix for the given host system
2715 dnl $1 = variable to set
2716 AC_DEFUN([CF_LIB_PREFIX],
2717 [
2718         case $cf_cv_system_name in #(vi
2719         OS/2*|os2*) #(vi
2720         LIB_PREFIX=''
2721         ;;
2722         *)      LIB_PREFIX='lib'
2723         ;;
2724         esac
2725 ifelse($1,,,[$1=$LIB_PREFIX])
2726         AC_SUBST(LIB_PREFIX)
2727 ])dnl
2728 dnl ---------------------------------------------------------------------------
2729 dnl CF_LIB_RULES version: 61 updated: 2010/10/23 16:10:30
2730 dnl ------------
2731 dnl Append definitions and rules for the given models to the subdirectory
2732 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
2733 dnl subdirectory is a library-source directory, modify the LIBS_TO_MAKE list in
2734 dnl the corresponding makefile to list the models that we'll generate.
2735 dnl
2736 dnl For shared libraries, make a list of symbolic links to construct when
2737 dnl generating each library.  The convention used for Linux is the simplest
2738 dnl one:
2739 dnl     lib<name>.so    ->
2740 dnl     lib<name>.so.<major>    ->
2741 dnl     lib<name>.so.<maj>.<minor>
2742 AC_DEFUN([CF_LIB_RULES],
2743 [
2744 CF_LIB_PREFIX(cf_prefix)
2745 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
2746
2747 if test $cf_cv_shlib_version = cygdll ; then
2748         TINFO_NAME=$TINFO_ARG_SUFFIX
2749         TINFO_SUFFIX=.dll
2750 fi
2751
2752 if test -n "$TINFO_SUFFIX" ; then
2753         case $TINFO_SUFFIX in
2754         tw*)
2755                 TINFO_NAME="${TINFO_NAME}tw"
2756                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
2757                 ;;
2758         t*)
2759                 TINFO_NAME="${TINFO_NAME}t"
2760                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
2761                 ;;
2762         w*)
2763                 TINFO_NAME="${TINFO_NAME}w"
2764                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
2765                 ;;
2766         esac
2767 fi
2768
2769 for cf_dir in $SRC_SUBDIRS
2770 do
2771         if test ! -d $srcdir/$cf_dir ; then
2772                 continue
2773         elif test -f $srcdir/$cf_dir/modules; then
2774
2775                 SHARED_LIB=
2776                 LIBS_TO_MAKE=
2777                 for cf_item in $cf_LIST_MODELS
2778                 do
2779                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
2780                         if test $cf_item = shared ; then
2781                         if test "$cf_cv_do_symlinks" = yes ; then
2782                                 case "$cf_cv_shlib_version" in #(vi
2783                                 rel) #(vi
2784                                         case "$cf_cv_system_name" in #(vi
2785                                         darwin*)
2786                                         case .${LIB_SUFFIX} in
2787                                         .tw*)
2788                                                 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
2789                                                 cf_suffix=tw'.${REL_VERSION}'"$cf_suffix"
2790                                                 ;;
2791                                         .t*)
2792                                                 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
2793                                                 cf_suffix=t'.${REL_VERSION}'"$cf_suffix"
2794                                                 ;;
2795                                         .w*)
2796                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
2797                                                 cf_suffix=w'.${REL_VERSION}'"$cf_suffix"
2798                                                 ;;
2799                                         *)
2800                                                 cf_suffix='.${REL_VERSION}'"$cf_suffix"
2801                                                 ;;
2802                                         esac
2803                                         ;; #(vi
2804                                         *) cf_suffix="$cf_suffix"'.${REL_VERSION}' ;;
2805                                         esac
2806                                         ;;
2807                                 abi)
2808                                         case "$cf_cv_system_name" in #(vi
2809                                         darwin*)
2810                                         case .${LIB_SUFFIX} in
2811                                         .tw*)
2812                                                 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
2813                                                 cf_suffix=tw'.${ABI_VERSION}'"$cf_suffix"
2814                                                 ;;
2815                                         .t*)
2816                                                 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
2817                                                 cf_suffix=t'.${ABI_VERSION}'"$cf_suffix"
2818                                                 ;;
2819                                         .w*)
2820                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
2821                                                 cf_suffix=w'.${ABI_VERSION}'"$cf_suffix"
2822                                                 ;;
2823                                         *)
2824                                                 cf_suffix='.${ABI_VERSION}'"$cf_suffix"
2825                                                 ;;
2826                                         esac
2827                                         ;; #(vi
2828                                         *) cf_suffix="$cf_suffix"'.${ABI_VERSION}' ;;
2829                                         esac
2830                                         ;;
2831                                 esac
2832                         fi
2833                         # cygwin needs import library, and has unique naming convention
2834                         # use autodetected ${cf_prefix} for import lib and static lib, but
2835                         # use 'cyg' prefix for shared lib.
2836                         if test $cf_cv_shlib_version = cygdll ; then
2837                                 cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
2838                                 LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/cyg${cf_dir}${cf_cygsuf}"
2839                                 continue
2840                         fi
2841                         fi
2842                         LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/${cf_prefix}${cf_dir}${cf_suffix}"
2843                 done
2844
2845                 if test $cf_dir = ncurses ; then
2846                         cf_subsets="$LIB_SUBSETS"
2847                         cf_r_parts="$cf_subsets"
2848                         cf_liblist="$LIBS_TO_MAKE"
2849
2850                         while test -n "$cf_r_parts"
2851                         do
2852                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
2853                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
2854                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
2855                                         cf_item=
2856                                         case $cf_l_parts in #(vi
2857                                         *termlib*) #(vi
2858                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
2859                                                 ;;
2860                                         *ticlib*)
2861                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
2862                                                 ;;
2863                                         *)
2864                                                 break
2865                                                 ;;
2866                                         esac
2867                                         if test -n "$cf_item"; then
2868                                                 LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE"
2869                                         fi
2870                                 else
2871                                         break
2872                                 fi
2873                         done
2874                 else
2875                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
2876                 fi
2877
2878                 sed -e "s%@LIBS_TO_MAKE@%$LIBS_TO_MAKE%" \
2879                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
2880                         $cf_dir/Makefile >$cf_dir/Makefile.out
2881                 mv $cf_dir/Makefile.out $cf_dir/Makefile
2882
2883                 $AWK -f $srcdir/mk-0th.awk \
2884                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" \
2885                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
2886
2887                 for cf_subset in $cf_subsets
2888                 do
2889                         cf_subdirs=
2890                         for cf_item in $cf_LIST_MODELS
2891                         do
2892                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
2893                         CF_UPPER(cf_ITEM,$cf_item)
2894                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
2895                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
2896
2897                         # Test for case where we build libtinfo with a different name.
2898                         cf_libname=$cf_dir
2899                         if test $cf_dir = ncurses ; then
2900                                 case $cf_subset in
2901                                 *base*)
2902                                         cf_libname=${cf_libname}$LIB_SUFFIX
2903                                         ;;
2904                                 *termlib*)
2905                                         cf_libname=$TINFO_LIB_SUFFIX
2906                                         ;;
2907                                 ticlib*)
2908                                         cf_libname=$TICS_LIB_SUFFIX
2909                                         ;;
2910                                 esac
2911                         else
2912                                 cf_libname=${cf_libname}$LIB_SUFFIX
2913                         fi
2914                         if test -n "${DFT_ARG_SUFFIX}" ; then
2915                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
2916                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
2917                         fi
2918
2919                         # These dependencies really are for development, not
2920                         # builds, but they are useful in porting, too.
2921                         cf_depend="../include/ncurses_cfg.h"
2922                         if test "$srcdir" = "."; then
2923                                 cf_reldir="."
2924                         else
2925                                 cf_reldir="\${srcdir}"
2926                         fi
2927
2928                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
2929                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
2930                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
2931                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
2932                         fi
2933
2934                         cf_dir_suffix=
2935                         old_cf_suffix="$cf_suffix"
2936                         if test "$cf_cv_shlib_version_infix" = yes ; then
2937                         if test -n "$LIB_SUFFIX" ; then
2938                                 case $LIB_SUFFIX in
2939                                 tw*)
2940                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
2941                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
2942                                         cf_dir_suffix=tw
2943                                         ;;
2944                                 t*)
2945                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
2946                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
2947                                         cf_dir_suffix=t
2948                                         ;;
2949                                 w*)
2950                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
2951                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
2952                                         cf_dir_suffix=w
2953                                         ;;
2954                                 esac
2955                         fi
2956                         fi
2957
2958                         $AWK -f $srcdir/mk-1st.awk \
2959                                 name=${cf_libname}${cf_dir_suffix} \
2960                                 traces=$LIB_TRACING \
2961                                 MODEL=$cf_ITEM \
2962                                 model=$cf_subdir \
2963                                 prefix=$cf_prefix \
2964                                 suffix=$cf_suffix \
2965                                 subset=$cf_subset \
2966                                 SymLink="$LN_S" \
2967                                 TermlibRoot=$TINFO_NAME \
2968                                 TermlibSuffix=$TINFO_SUFFIX \
2969                                 ShlibVer=$cf_cv_shlib_version \
2970                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
2971                                 ReLink=${cf_cv_do_relink:-no} \
2972                                 DoLinks=$cf_cv_do_symlinks \
2973                                 rmSoLocs=$cf_cv_rm_so_locs \
2974                                 ldconfig="$LDCONFIG" \
2975                                 overwrite=$WITH_OVERWRITE \
2976                                 depend="$cf_depend" \
2977                                 host="$host" \
2978                                 libtool_version="$LIBTOOL_VERSION" \
2979                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
2980
2981                         cf_suffix="$old_cf_suffix"
2982
2983                         for cf_subdir2 in $cf_subdirs lib
2984                         do
2985                                 test $cf_subdir = $cf_subdir2 && break
2986                         done
2987                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
2988                         $AWK -f $srcdir/mk-2nd.awk \
2989                                 name=$cf_dir \
2990                                 traces=$LIB_TRACING \
2991                                 MODEL=$cf_ITEM \
2992                                 model=$cf_subdir \
2993                                 subset=$cf_subset \
2994                                 srcdir=$srcdir \
2995                                 echo=$WITH_ECHO \
2996                                 crenames=$cf_cv_prog_CC_c_o \
2997                                 cxxrenames=$cf_cv_prog_CXX_c_o \
2998                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
2999                         cf_subdirs="$cf_subdirs $cf_subdir"
3000                         done
3001                 done
3002         fi
3003
3004         echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >>Makefile
3005 done
3006
3007 for cf_dir in $SRC_SUBDIRS
3008 do
3009         if test ! -d $srcdir/$cf_dir ; then
3010                 continue
3011         fi
3012
3013         if test -f $cf_dir/Makefile ; then
3014                 case "$cf_dir" in
3015                 Ada95) #(vi
3016                         echo 'libs \' >> Makefile
3017                         echo 'install.libs \' >> Makefile
3018                         echo 'uninstall.libs ::' >> Makefile
3019                         echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >> Makefile
3020                         ;;
3021                 esac
3022         fi
3023
3024         if test -f $srcdir/$cf_dir/modules; then
3025                 echo >> Makefile
3026                 if test -f $srcdir/$cf_dir/headers; then
3027 cat >> Makefile <<CF_EOF
3028 install.includes \\
3029 uninstall.includes \\
3030 CF_EOF
3031                 fi
3032 if test "$cf_dir" != "c++" ; then
3033 echo 'lint \' >> Makefile
3034 fi
3035 cat >> Makefile <<CF_EOF
3036 libs \\
3037 lintlib \\
3038 install.libs \\
3039 uninstall.libs \\
3040 install.$cf_dir \\
3041 uninstall.$cf_dir ::
3042         cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
3043 CF_EOF
3044         elif test -f $srcdir/$cf_dir/headers; then
3045 cat >> Makefile <<CF_EOF
3046
3047 libs \\
3048 install.libs \\
3049 uninstall.libs \\
3050 install.includes \\
3051 uninstall.includes ::
3052         cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
3053 CF_EOF
3054 fi
3055 done
3056
3057 cat >> Makefile <<CF_EOF
3058
3059 install.libs uninstall.libs \\
3060 install.data uninstall.data ::
3061 $MAKE_TERMINFO  cd misc && \${MAKE} \${CF_MFLAGS} \[$]@
3062 CF_EOF
3063
3064 if test "x$cf_with_manpages" = xyes; then
3065 cat >> Makefile <<CF_EOF
3066
3067 install.man \\
3068 uninstall.man ::
3069         cd man && \${MAKE} \${CF_MFLAGS} \[$]@
3070 CF_EOF
3071 fi
3072
3073 cat >> Makefile <<CF_EOF
3074
3075 distclean ::
3076         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3077         rm -f headers.sh headers.sed mk_shared_lib.sh
3078         rm -f edit_man.* man_alias.*
3079         rm -rf \${DIRS_TO_MAKE}
3080 CF_EOF
3081
3082 # Special case: tack's manpage lives in its own directory.
3083 if test "x$cf_with_manpages" = xyes; then
3084 if test -d tack ; then
3085 if test -f $srcdir/$tack.h; then
3086 cat >> Makefile <<CF_EOF
3087
3088 install.man \\
3089 uninstall.man ::
3090         cd tack && \${MAKE} \${CF_MFLAGS} \[$]@
3091 CF_EOF
3092 fi
3093 fi
3094 fi
3095
3096 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3097 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3098 dnl anything, and will make it more standardized.  It's awkward to decide this
3099 dnl at configuration because of quoting, so we'll simply make all headers
3100 dnl installed via a script that can do the right thing.
3101
3102 rm -f headers.sed headers.sh
3103
3104 dnl ( generating this script makes the makefiles a little tidier :-)
3105 echo creating headers.sh
3106 cat >headers.sh <<CF_EOF
3107 #! /bin/sh
3108 # This shell script is generated by the 'configure' script.  It is invoked in a
3109 # subdirectory of the build tree.  It generates a sed-script in the parent
3110 # directory that is used to adjust includes for header files that reside in a
3111 # subdirectory of /usr/include, etc.
3112 PRG=""
3113 while test \[$]# != 3
3114 do
3115 PRG="\$PRG \[$]1"; shift
3116 done
3117 DST=\[$]1
3118 REF=\[$]2
3119 SRC=\[$]3
3120 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3121 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3122 echo installing \$SRC in \$DST
3123 CF_EOF
3124
3125 if test $WITH_CURSES_H = yes; then
3126         cat >>headers.sh <<CF_EOF
3127 case \$DST in
3128 /*/include/*)
3129         END=\`basename \$DST\`
3130         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3131         do
3132                 NAME=\`basename \$i\`
3133                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3134         done
3135         ;;
3136 *)
3137         echo "" >> \$TMPSED
3138         ;;
3139 esac
3140 CF_EOF
3141
3142 else
3143         cat >>headers.sh <<CF_EOF
3144 case \$DST in
3145 /*/include/*)
3146         END=\`basename \$DST\`
3147         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3148         do
3149                 NAME=\`basename \$i\`
3150                 if test "\$NAME" = "curses.h"
3151                 then
3152                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3153                         NAME=ncurses.h
3154                 fi
3155                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3156         done
3157         ;;
3158 *)
3159         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3160         ;;
3161 esac
3162 CF_EOF
3163 fi
3164 cat >>headers.sh <<CF_EOF
3165 rm -f \$TMPSRC
3166 sed -f \$TMPSED \$SRC > \$TMPSRC
3167 NAME=\`basename \$SRC\`
3168 CF_EOF
3169 if test $WITH_CURSES_H != yes; then
3170         cat >>headers.sh <<CF_EOF
3171 test "\$NAME" = "curses.h" && NAME=ncurses.h
3172 CF_EOF
3173 fi
3174 cat >>headers.sh <<CF_EOF
3175 # Just in case someone gzip'd manpages, remove the conflicting copy.
3176 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3177
3178 eval \$PRG \$TMPSRC \$DST/\$NAME
3179 rm -f \$TMPSRC \$TMPSED
3180 CF_EOF
3181
3182 chmod 0755 headers.sh
3183
3184 for cf_dir in $SRC_SUBDIRS
3185 do
3186         if test ! -d $srcdir/$cf_dir ; then
3187                 continue
3188         fi
3189
3190         if test -f $srcdir/$cf_dir/headers; then
3191                 $AWK -f $srcdir/mk-hdr.awk \
3192                         subset="$LIB_SUBSETS" \
3193                         compat="$WITH_CURSES_H" \
3194                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3195         fi
3196
3197         if test -f $srcdir/$cf_dir/modules; then
3198                 if test "$cf_dir" != "c++" ; then
3199                         cat >>$cf_dir/Makefile <<"CF_EOF"
3200 depend : ${AUTO_SRC}
3201         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3202
3203 # DO NOT DELETE THIS LINE -- make depend depends on it.
3204 CF_EOF
3205                 fi
3206         fi
3207 done
3208 AC_SUBST(LIBS_TO_MAKE)
3209 ])dnl
3210 dnl ---------------------------------------------------------------------------
3211 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3212 dnl -------------
3213 dnl Find the and soname for the given shared library.  Set the cache variable
3214 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3215 dnl variable to "unknown".
3216 dnl
3217 dnl $1 = headers
3218 dnl $2 = code
3219 dnl $3 = library name
3220 AC_DEFUN([CF_LIB_SONAME],
3221 [
3222 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3223
3224 cf_cv_$3_soname=unknown
3225 if test "$cross_compiling" != yes ; then
3226 cat >conftest.$ac_ext <<CF_EOF
3227 $1
3228 int main()
3229 {
3230 $2
3231         ${cf_cv_main_return:-return}(0);
3232 }
3233 CF_EOF
3234 cf_save_LIBS="$LIBS"
3235         CF_ADD_LIB($3)
3236         if AC_TRY_EVAL(ac_compile) ; then
3237                 if AC_TRY_EVAL(ac_link) ; then
3238                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3239                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3240                 fi
3241         fi
3242 rm -rf conftest*
3243 LIBS="$cf_save_LIBS"
3244 fi
3245 ])
3246 ])
3247 dnl ---------------------------------------------------------------------------
3248 dnl CF_LIB_SUFFIX version: 16 updated: 2008/12/27 12:30:03
3249 dnl -------------
3250 dnl Compute the library file-suffix from the given model name
3251 dnl $1 = model name
3252 dnl $2 = variable to set (the nominal library suffix)
3253 dnl $3 = dependency variable to set (actual filename)
3254 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3255 AC_DEFUN([CF_LIB_SUFFIX],
3256 [
3257         AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3258         case $1 in #(vi
3259         libtool) #(vi
3260                 $2='.la'
3261                 $3=[$]$2
3262                 ;;
3263         normal) #(vi
3264                 $2='.a'
3265                 $3=[$]$2
3266                 ;;
3267         debug) #(vi
3268                 $2='_g.a'
3269                 $3=[$]$2
3270                 ;;
3271         profile) #(vi
3272                 $2='_p.a'
3273                 $3=[$]$2
3274                 ;;
3275         shared) #(vi
3276                 case $cf_cv_system_name in
3277                 aix[[56]]*) #(vi
3278                         $2='.a'
3279                         $3=[$]$2
3280                         ;;
3281                 cygwin*) #(vi
3282                         $2='.dll'
3283                         $3='.dll.a'
3284                         ;;
3285                 darwin*) #(vi
3286                         $2='.dylib'
3287                         $3=[$]$2
3288                         ;;
3289                 hpux*) #(vi
3290                         case $target in
3291                         ia64*) #(vi
3292                                 $2='.so'
3293                                 $3=[$]$2
3294                                 ;;
3295                         *) #(vi
3296                                 $2='.sl'
3297                                 $3=[$]$2
3298                                 ;;
3299                         esac
3300                         ;;
3301                 *)      $2='.so'
3302                         $3=[$]$2
3303                         ;;
3304                 esac
3305         esac
3306         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3307         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3308 ])dnl
3309 dnl ---------------------------------------------------------------------------
3310 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3311 dnl -----------
3312 dnl Compute the string to append to -library from the given model name
3313 dnl $1 = model name
3314 dnl $2 = variable to set
3315 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3316 AC_DEFUN([CF_LIB_TYPE],
3317 [
3318         case $1 in
3319         libtool) $2=''   ;;
3320         normal)  $2=''   ;;
3321         debug)   $2='_g' ;;
3322         profile) $2='_p' ;;
3323         shared)  $2=''   ;;
3324         esac
3325         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3326 ])dnl
3327 dnl ---------------------------------------------------------------------------
3328 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
3329 dnl ----------------
3330 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3331 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3332 dnl have to provide wrappers for global tables to ensure they're linked
3333 dnl properly.
3334 AC_DEFUN([CF_LINK_DATAONLY],
3335 [
3336 AC_MSG_CHECKING([if data-only library module links])
3337 AC_CACHE_VAL(cf_cv_link_dataonly,[
3338         rm -f conftest.a
3339         cat >conftest.$ac_ext <<EOF
3340 #line __oline__ "configure"
3341 int     testdata[[3]] = { 123, 456, 789 };
3342 EOF
3343         if AC_TRY_EVAL(ac_compile) ; then
3344                 mv conftest.o data.o && \
3345                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3346         fi
3347         rm -f conftest.$ac_ext data.o
3348         cat >conftest.$ac_ext <<EOF
3349 #line __oline__ "configure"
3350 int     testfunc()
3351 {
3352 #if defined(NeXT)
3353         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3354 #else
3355         extern int testdata[[3]];
3356         return testdata[[0]] == 123
3357            &&  testdata[[1]] == 456
3358            &&  testdata[[2]] == 789;
3359 #endif
3360 }
3361 EOF
3362         if AC_TRY_EVAL(ac_compile); then
3363                 mv conftest.o func.o && \
3364                 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3365         fi
3366         rm -f conftest.$ac_ext func.o
3367         ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3368         cf_saveLIBS="$LIBS"
3369         LIBS="conftest.a $LIBS"
3370         AC_TRY_RUN([
3371         int main()
3372         {
3373                 extern int testfunc();
3374                 ${cf_cv_main_return:-return} (!testfunc());
3375         }
3376         ],
3377         [cf_cv_link_dataonly=yes],
3378         [cf_cv_link_dataonly=no],
3379         [cf_cv_link_dataonly=unknown])
3380         LIBS="$cf_saveLIBS"
3381         ])
3382 AC_MSG_RESULT($cf_cv_link_dataonly)
3383
3384 if test "$cf_cv_link_dataonly" = no ; then
3385         AC_DEFINE(BROKEN_LINKER)
3386         BROKEN_LINKER=1
3387 fi
3388
3389 ])dnl
3390 dnl ---------------------------------------------------------------------------
3391 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
3392 dnl -------------
3393 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3394 dnl A few non-Unix systems implement symlink, but not link.
3395 dnl A few non-systems implement neither (or have nonfunctional versions).
3396 AC_DEFUN([CF_LINK_FUNCS],
3397 [
3398 AC_CHECK_FUNCS( \
3399         remove \
3400         unlink )
3401
3402 if test "$cross_compiling" = yes ; then
3403         AC_CHECK_FUNCS( \
3404                 link \
3405                 symlink )
3406 else
3407         AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3408                 cf_cv_link_funcs=
3409                 for cf_func in link symlink ; do
3410                         AC_TRY_RUN([
3411 #include <sys/types.h>
3412 #include <sys/stat.h>
3413 #ifdef HAVE_UNISTD_H
3414 #include <unistd.h>
3415 #endif
3416 int main()
3417 {
3418         int fail = 0;
3419         char *src = "config.log";
3420         char *dst = "conftest.chk";
3421         struct stat src_sb;
3422         struct stat dst_sb;
3423
3424         stat(src, &src_sb);
3425         fail = ($cf_func("config.log", "conftest.chk") < 0)
3426             || (stat(dst, &dst_sb) < 0)
3427             || (dst_sb.st_mtime != src_sb.st_mtime);
3428 #ifdef HAVE_UNLINK
3429         unlink(dst);
3430 #else
3431         remove(dst);
3432 #endif
3433         ${cf_cv_main_return:-return} (fail);
3434 }
3435                         ],[
3436                         cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3437                         eval 'ac_cv_func_'$cf_func'=yes'],[
3438                         eval 'ac_cv_func_'$cf_func'=no'],[
3439                         eval 'ac_cv_func_'$cf_func'=error'])
3440                 done
3441                 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3442         ])
3443         test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK)
3444         test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
3445 fi
3446 ])dnl
3447 dnl ---------------------------------------------------------------------------
3448 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
3449 dnl --------------
3450 dnl Check if a return from main to the shell actually returns the same exit
3451 dnl code.  This is true for almost any POSIX environment.
3452 dnl
3453 dnl Some very old environments did not flush stdout, etc., on an exit.  That
3454 dnl would be a useful case to test for also.
3455 AC_DEFUN([CF_MAIN_RETURN],
3456 [
3457 cf_cv_main_return=return
3458 ])dnl
3459 dnl ---------------------------------------------------------------------------
3460 dnl CF_MAKEFLAGS version: 13 updated: 2010/10/23 15:52:32
3461 dnl ------------
3462 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3463 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
3464 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3465 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3466 AC_DEFUN([CF_MAKEFLAGS],
3467 [
3468 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3469         cf_cv_makeflags=''
3470         for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3471         do
3472                 cat >cf_makeflags.tmp <<CF_EOF
3473 SHELL = /bin/sh
3474 all :
3475         @ echo '.$cf_option'
3476 CF_EOF
3477                 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | sed -e 's,[[      ]]*$,,'`
3478                 case "$cf_result" in
3479                 .*k)
3480                         cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3481                         case "$cf_result" in
3482                         .*CC=*) cf_cv_makeflags=
3483                                 ;;
3484                         *)      cf_cv_makeflags=$cf_option
3485                                 ;;
3486                         esac
3487                         break
3488                         ;;
3489                 .-)     ;;
3490                 *)      echo "given option \"$cf_option\", no match \"$cf_result\""
3491                         ;;
3492                 esac
3493         done
3494         rm -f cf_makeflags.tmp
3495 ])
3496
3497 AC_SUBST(cf_cv_makeflags)
3498 ])dnl
3499 dnl ---------------------------------------------------------------------------
3500 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
3501 dnl ------------
3502 dnl Generate tags/TAGS targets for makefiles.  Do not generate TAGS if we have
3503 dnl a monocase filesystem.
3504 AC_DEFUN([CF_MAKE_TAGS],[
3505 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3506
3507 AC_CHECK_PROGS(CTAGS, exctags ctags)
3508 AC_CHECK_PROGS(ETAGS, exetags etags)
3509
3510 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
3511
3512 if test "$cf_cv_mixedcase" = yes ; then
3513         AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
3514 else
3515         MAKE_UPPER_TAGS=no
3516 fi
3517
3518 if test "$MAKE_UPPER_TAGS" = yes ; then
3519         MAKE_UPPER_TAGS=
3520 else
3521         MAKE_UPPER_TAGS="#"
3522 fi
3523
3524 if test "$MAKE_LOWER_TAGS" = yes ; then
3525         MAKE_LOWER_TAGS=
3526 else
3527         MAKE_LOWER_TAGS="#"
3528 fi
3529
3530 AC_SUBST(CTAGS)
3531 AC_SUBST(ETAGS)
3532
3533 AC_SUBST(MAKE_UPPER_TAGS)
3534 AC_SUBST(MAKE_LOWER_TAGS)
3535 ])dnl
3536 dnl ---------------------------------------------------------------------------
3537 dnl CF_MANPAGE_FORMAT version: 9 updated: 2010/10/23 16:10:30
3538 dnl -----------------
3539 dnl Option to allow user to override automatic configuration of manpage format.
3540 dnl There are several special cases:
3541 dnl
3542 dnl     gzip - man checks for, can display gzip'd files
3543 dnl     compress - man checks for, can display compressed files
3544 dnl     BSDI - files in the cat-directories are suffixed ".0"
3545 dnl     formatted - installer should format (put files in cat-directory)
3546 dnl     catonly - installer should only format, e.g., for a turnkey system.
3547 dnl
3548 dnl There are other configurations which this macro does not test, e.g., HPUX's
3549 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
3550 dnl convention would not match our use).
3551 AC_DEFUN([CF_MANPAGE_FORMAT],
3552 [
3553 AC_REQUIRE([CF_PATHSEP])
3554 AC_MSG_CHECKING(format of man-pages)
3555
3556 AC_ARG_WITH(manpage-format,
3557         [  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
3558                           optionally formatted/catonly, e.g., gzip,formatted],
3559         [MANPAGE_FORMAT=$withval],
3560         [MANPAGE_FORMAT=unknown])
3561
3562 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
3563 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
3564
3565 cf_unknown=
3566
3567 case $MANPAGE_FORMAT in
3568 unknown)
3569   if test -z "$MANPATH" ; then
3570     MANPATH="/usr/man:/usr/share/man"
3571   fi
3572
3573   # look for the 'date' man-page (it's most likely to be installed!)
3574   MANPAGE_FORMAT=
3575   cf_preform=no
3576   cf_catonly=yes
3577   cf_example=date
3578
3579   IFS="${IFS:-  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
3580   for cf_dir in $MANPATH; do
3581     test -z "$cf_dir" && cf_dir=/usr/man
3582     for cf_name in $cf_dir/man*/$cf_example.[[01]]* $cf_dir/cat*/$cf_example.[[01]]* $cf_dir/man*/$cf_example $cf_dir/cat*/$cf_example
3583     do
3584       cf_test=`echo $cf_name | sed -e 's/*//'`
3585       if test "x$cf_test" = "x$cf_name" ; then
3586
3587         case "$cf_name" in
3588         *.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
3589         *.Z)  MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
3590         *.0)    MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
3591         *)    MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
3592         esac
3593
3594         case "$cf_name" in
3595         $cf_dir/man*)
3596           cf_catonly=no
3597           ;;
3598         $cf_dir/cat*)
3599           cf_preform=yes
3600           ;;
3601         esac
3602         break
3603       fi
3604
3605       # if we found a match in either man* or cat*, stop looking
3606       if test -n "$MANPAGE_FORMAT" ; then
3607         cf_found=no
3608         test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
3609         test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
3610         case "$cf_name" in
3611         $cf_dir/cat*)
3612           cf_found=yes
3613           ;;
3614         esac
3615         test $cf_found=yes && break
3616       fi
3617     done
3618     # only check the first directory in $MANPATH where we find manpages
3619     if test -n "$MANPAGE_FORMAT" ; then
3620        break
3621     fi
3622   done
3623   # if we did not find the example, just assume it is normal
3624   test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
3625   IFS="$ac_save_ifs"
3626   ;;
3627 *)
3628   for cf_option in $MANPAGE_FORMAT; do
3629      case $cf_option in #(vi
3630      gzip|compress|BSDI|normal|formatted|catonly)
3631        ;;
3632      *)
3633        cf_unknown="$cf_unknown $cf_option"
3634        ;;
3635      esac
3636   done
3637   ;;
3638 esac
3639
3640 AC_MSG_RESULT($MANPAGE_FORMAT)
3641 if test -n "$cf_unknown" ; then
3642   AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
3643 fi
3644 ])dnl
3645 dnl ---------------------------------------------------------------------------
3646 dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
3647 dnl ------------------
3648 dnl The Debian people have their own naming convention for manpages.  This
3649 dnl option lets us override the name of the file containing renaming, or
3650 dnl disable it altogether.
3651 AC_DEFUN([CF_MANPAGE_RENAMES],
3652 [
3653 AC_MSG_CHECKING(for manpage renaming)
3654
3655 AC_ARG_WITH(manpage-renames,
3656         [  --with-manpage-renames  specify manpage-renaming],
3657         [MANPAGE_RENAMES=$withval],
3658         [MANPAGE_RENAMES=yes])
3659
3660 case ".$MANPAGE_RENAMES" in #(vi
3661 .no) #(vi
3662   ;;
3663 .|.yes)
3664   # Debian 'man' program?
3665   if test -f /etc/debian_version ; then
3666     MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
3667   else
3668     MANPAGE_RENAMES=no
3669   fi
3670   ;;
3671 esac
3672
3673 if test "$MANPAGE_RENAMES" != no ; then
3674   if test -f $srcdir/man/$MANPAGE_RENAMES ; then
3675     MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
3676   elif test ! -f $MANPAGE_RENAMES ; then
3677     AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
3678   fi
3679
3680   test ! -d man && mkdir man
3681
3682   # Construct a sed-script to perform renaming within man-pages
3683   if test -n "$MANPAGE_RENAMES" ; then
3684     test ! -d man && mkdir man
3685     sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
3686   fi
3687 fi
3688
3689 AC_MSG_RESULT($MANPAGE_RENAMES)
3690 AC_SUBST(MANPAGE_RENAMES)
3691 ])dnl
3692 dnl ---------------------------------------------------------------------------
3693 dnl CF_MANPAGE_SYMLINKS version: 5 updated: 2010/07/24 17:12:40
3694 dnl -------------------
3695 dnl Some people expect each tool to make all aliases for manpages in the
3696 dnl man-directory.  This accommodates the older, less-capable implementations
3697 dnl of 'man', and is optional.
3698 AC_DEFUN([CF_MANPAGE_SYMLINKS],
3699 [
3700 AC_MSG_CHECKING(if manpage aliases will be installed)
3701
3702 AC_ARG_WITH(manpage-aliases,
3703         [  --with-manpage-aliases  specify manpage-aliases using .so],
3704         [MANPAGE_ALIASES=$withval],
3705         [MANPAGE_ALIASES=yes])
3706
3707 AC_MSG_RESULT($MANPAGE_ALIASES)
3708
3709 case "x$LN_S" in #(vi
3710 xln*) #(vi
3711         cf_use_symlinks=yes
3712         ;;
3713 *)
3714         cf_use_symlinks=no
3715         ;;
3716 esac
3717
3718 MANPAGE_SYMLINKS=no
3719 if test "$MANPAGE_ALIASES" = yes ; then
3720 AC_MSG_CHECKING(if manpage symlinks should be used)
3721
3722 AC_ARG_WITH(manpage-symlinks,
3723         [  --with-manpage-symlinks specify manpage-aliases using symlinks],
3724         [MANPAGE_SYMLINKS=$withval],
3725         [MANPAGE_SYMLINKS=$cf_use_symlinks])
3726
3727 if test "$$cf_use_symlinks" = no; then
3728 if test "$MANPAGE_SYMLINKS" = yes ; then
3729         AC_MSG_WARN(cannot make symlinks, will use .so files)
3730         MANPAGE_SYMLINKS=no
3731 fi
3732 fi
3733
3734 AC_MSG_RESULT($MANPAGE_SYMLINKS)
3735 fi
3736
3737 ])dnl
3738 dnl ---------------------------------------------------------------------------
3739 dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
3740 dnl --------------
3741 dnl This option causes manpages to be run through tbl(1) to generate tables
3742 dnl correctly.
3743 AC_DEFUN([CF_MANPAGE_TBL],
3744 [
3745 AC_MSG_CHECKING(for manpage tbl)
3746
3747 AC_ARG_WITH(manpage-tbl,
3748         [  --with-manpage-tbl      specify manpage processing with tbl],
3749         [MANPAGE_TBL=$withval],
3750         [MANPAGE_TBL=no])
3751
3752 AC_MSG_RESULT($MANPAGE_TBL)
3753 ])dnl
3754 dnl ---------------------------------------------------------------------------
3755 dnl CF_MAN_PAGES version: 39 updated: 2010/10/23 15:44:18
3756 dnl ------------
3757 dnl Try to determine if the man-pages on the system are compressed, and if
3758 dnl so, what format is used.  Use this information to construct a script that
3759 dnl will install man-pages.
3760 AC_DEFUN([CF_MAN_PAGES],
3761 [
3762 CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
3763 CF_MANPAGE_FORMAT
3764 CF_MANPAGE_RENAMES
3765 CF_MANPAGE_SYMLINKS
3766 CF_MANPAGE_TBL
3767
3768   if test "$prefix" = "NONE" ; then
3769      cf_prefix="$ac_default_prefix"
3770   else
3771      cf_prefix="$prefix"
3772   fi
3773
3774   case "$MANPAGE_FORMAT" in # (vi
3775   *catonly*) # (vi
3776     cf_format=yes
3777     cf_inboth=no
3778     ;;
3779   *formatted*) # (vi
3780     cf_format=yes
3781     cf_inboth=yes
3782     ;;
3783   *)
3784     cf_format=no
3785     cf_inboth=no
3786     ;;
3787   esac
3788
3789 test ! -d man && mkdir man
3790
3791 cf_so_strip=
3792 cf_compress=
3793 case "$MANPAGE_FORMAT" in #(vi
3794 *compress*) #(vi
3795         cf_so_strip="Z"
3796         cf_compress=compress
3797   ;;
3798 *gzip*)
3799         cf_so_strip="gz"
3800         cf_compress=gzip
3801   ;;
3802 esac
3803
3804 cf_edit_man=./edit_man.sh
3805 cf_man_alias=`pwd`/man_alias.sed
3806
3807 cat >$cf_edit_man <<CF_EOF
3808 #! /bin/sh
3809 # this script is generated by the configure-script CF_MAN_PAGES macro.
3810
3811 prefix="$cf_prefix"
3812 datadir="$datadir"
3813
3814 NCURSES_MAJOR="$NCURSES_MAJOR"
3815 NCURSES_MINOR="$NCURSES_MINOR"
3816 NCURSES_PATCH="$NCURSES_PATCH"
3817
3818 NCURSES_OSPEED="$NCURSES_OSPEED"
3819 TERMINFO="$TERMINFO"
3820
3821 INSTALL="$INSTALL"
3822 INSTALL_DATA="$INSTALL_DATA"
3823
3824 transform="$program_transform_name"
3825
3826 TMP=\${TMPDIR:=/tmp}/man\$\$
3827 trap "rm -f \$TMP" 0 1 2 5 15
3828
3829 form=\[$]1
3830 shift || exit 1
3831
3832 verb=\[$]1
3833 shift || exit 1
3834
3835 mandir=\[$]1
3836 shift || exit 1
3837
3838 srcdir=\[$]1
3839 top_srcdir=\[$]srcdir/..
3840 shift || exit 1
3841
3842 if test "\$form" = normal ; then
3843         if test "$cf_format" = yes ; then
3844         if test "$cf_inboth" = no ; then
3845                 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
3846                 exit $?
3847         fi
3848         fi
3849         cf_subdir=\$mandir/man
3850         cf_tables=$MANPAGE_TBL
3851 else
3852         cf_subdir=\$mandir/cat
3853         cf_tables=yes
3854 fi
3855
3856 # process the list of source-files
3857 for i in \[$]* ; do
3858 case \$i in #(vi
3859 *.orig|*.rej) ;; #(vi
3860 *.[[0-9]]*)
3861         section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`;
3862         if test \$verb = installing ; then
3863         if test ! -d \$cf_subdir\${section} ; then
3864                 mkdir -p \$cf_subdir\$section
3865         fi
3866         fi
3867
3868         # replace variables in man page
3869         if test ! -f $cf_man_alias ; then
3870 cat >>$cf_man_alias <<-CF_EOF2
3871                 s,@DATADIR@,\$datadir,g
3872                 s,@TERMINFO@,\$TERMINFO,g
3873                 s,@NCURSES_MAJOR@,\$NCURSES_MAJOR,g
3874                 s,@NCURSES_MINOR@,\$NCURSES_MINOR,g
3875                 s,@NCURSES_PATCH@,\$NCURSES_PATCH,g
3876                 s,@NCURSES_OSPEED@,\$NCURSES_OSPEED,g
3877 CF_EOF
3878         ifelse($1,,,[
3879         for cf_name in $1
3880         do
3881                 cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
3882                 cf_name=`echo $cf_name|sed "$program_transform_name"`
3883 cat >>$cf_edit_man <<-CF_EOF
3884                 s,@$cf_NAME@,$cf_name,g
3885 CF_EOF
3886         done
3887         ])
3888 cat >>$cf_edit_man <<CF_EOF
3889 CF_EOF2
3890                 echo "...made $cf_man_alias"
3891         fi
3892
3893         aliases=
3894         cf_source=\`basename \$i\`
3895         inalias=\$cf_source
3896         test ! -f \$inalias && inalias="\$srcdir/\$inalias"
3897         if test ! -f \$inalias ; then
3898                 echo .. skipped \$cf_source
3899                 continue
3900         fi
3901 CF_EOF
3902
3903 if test "$MANPAGE_ALIASES" != no ; then
3904 cat >>$cf_edit_man <<CF_EOF
3905         aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u\`
3906 CF_EOF
3907 fi
3908
3909 if test "$MANPAGE_RENAMES" = no ; then
3910 cat >>$cf_edit_man <<CF_EOF
3911         # perform program transformations for section 1 man pages
3912         if test \$section = 1 ; then
3913                 cf_target=\$cf_subdir\${section}/\`echo \$cf_source|sed "\${transform}"\`
3914         else
3915                 cf_target=\$cf_subdir\${section}/\$cf_source
3916         fi
3917 CF_EOF
3918 else
3919 cat >>$cf_edit_man <<CF_EOF
3920         cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\`
3921         if test -z "\$cf_target" ; then
3922                 echo '? missing rename for '\$cf_source
3923                 cf_target="\$cf_source"
3924         fi
3925         cf_target="\$cf_subdir\${section}/\${cf_target}"
3926
3927 CF_EOF
3928 fi
3929
3930 cat >>$cf_edit_man <<CF_EOF
3931         sed     -f $cf_man_alias \\
3932 CF_EOF
3933
3934 if test -f $MANPAGE_RENAMES ; then
3935 cat >>$cf_edit_man <<CF_EOF
3936                 < \$i | sed -f `pwd`/edit_man.sed >\$TMP
3937 CF_EOF
3938 else
3939 cat >>$cf_edit_man <<CF_EOF
3940                 < \$i >\$TMP
3941 CF_EOF
3942 fi
3943
3944 cat >>$cf_edit_man <<CF_EOF
3945 if test \$cf_tables = yes ; then
3946         tbl \$TMP >\$TMP.out
3947         mv \$TMP.out \$TMP
3948 fi
3949 CF_EOF
3950
3951 if test $with_curses_h != yes ; then
3952 cat >>$cf_edit_man <<CF_EOF
3953         sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
3954         mv \$TMP.out \$TMP
3955 CF_EOF
3956 fi
3957
3958 cat >>$cf_edit_man <<CF_EOF
3959         if test \$form = format ; then
3960                 nroff -man \$TMP >\$TMP.out
3961                 mv \$TMP.out \$TMP
3962         fi
3963 CF_EOF
3964
3965 if test -n "$cf_compress" ; then
3966 cat >>$cf_edit_man <<CF_EOF
3967         if test \$verb = installing ; then
3968         if ( $cf_compress -f \$TMP )
3969         then
3970                 mv \$TMP.$cf_so_strip \$TMP
3971         fi
3972         fi
3973         cf_target="\$cf_target.$cf_so_strip"
3974 CF_EOF
3975 fi
3976
3977 case "$MANPAGE_FORMAT" in #(vi
3978 *BSDI*)
3979 cat >>$cf_edit_man <<CF_EOF
3980         if test \$form = format ; then
3981                 # BSDI installs only .0 suffixes in the cat directories
3982                 cf_target="\`echo \$cf_target|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
3983         fi
3984 CF_EOF
3985   ;;
3986 esac
3987
3988 cat >>$cf_edit_man <<CF_EOF
3989         suffix=\`basename \$cf_target | sed -e 's%^[[^.]]*%%'\`
3990         if test \$verb = installing ; then
3991                 echo \$verb \$cf_target
3992                 \$INSTALL_DATA \$TMP \$cf_target
3993                 test -d \$cf_subdir\${section} &&
3994                 test -n "\$aliases" && (
3995                         cd \$cf_subdir\${section} && (
3996                                 cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
3997                                 test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
3998                                 cf_target=\`basename \$cf_target\`
3999                                 for cf_alias in \$aliases
4000                                 do
4001                                         if test \$section = 1 ; then
4002                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4003                                         fi
4004
4005                                         if test "$MANPAGE_SYMLINKS" = yes ; then
4006                                                 if test -f \$cf_alias\${suffix} ; then
4007                                                         if ( cmp -s \$cf_target \$cf_alias\${suffix} )
4008                                                         then
4009                                                                 continue
4010                                                         fi
4011                                                 fi
4012                                                 echo .. \$verb alias \$cf_alias\${suffix}
4013 CF_EOF
4014 case "x$LN_S" in #(vi
4015 *-f) #(vi
4016 cat >>$cf_edit_man <<CF_EOF
4017                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4018 CF_EOF
4019         ;;
4020 *)
4021 cat >>$cf_edit_man <<CF_EOF
4022                                                 rm -f \$cf_alias\${suffix}
4023                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4024 CF_EOF
4025         ;;
4026 esac
4027 cat >>$cf_edit_man <<CF_EOF
4028                                         elif test "\$cf_target" != "\$cf_alias\${suffix}" ; then
4029                                                 echo ".so \$cf_source" >\$TMP
4030 CF_EOF
4031 if test -n "$cf_compress" ; then
4032 cat >>$cf_edit_man <<CF_EOF
4033                                                 if test -n "$cf_so_strip" ; then
4034                                                         $cf_compress -f \$TMP
4035                                                         mv \$TMP.$cf_so_strip \$TMP
4036                                                 fi
4037 CF_EOF
4038 fi
4039 cat >>$cf_edit_man <<CF_EOF
4040                                                 echo .. \$verb alias \$cf_alias\${suffix}
4041                                                 rm -f \$cf_alias\${suffix}
4042                                                 \$INSTALL_DATA \$TMP \$cf_alias\${suffix}
4043                                         fi
4044                                 done
4045                         )
4046                 )
4047         elif test \$verb = removing ; then
4048                 test -f \$cf_target && (
4049                         echo \$verb \$cf_target
4050                         rm -f \$cf_target
4051                 )
4052                 test -d \$cf_subdir\${section} &&
4053                 test -n "\$aliases" && (
4054                         cd \$cf_subdir\${section} && (
4055                                 for cf_alias in \$aliases
4056                                 do
4057                                         if test \$section = 1 ; then
4058                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4059                                         fi
4060
4061                                         echo .. \$verb alias \$cf_alias\${suffix}
4062                                         rm -f \$cf_alias\${suffix}
4063                                 done
4064                         )
4065                 )
4066         else
4067 #               echo ".hy 0"
4068                 cat \$TMP
4069         fi
4070         ;;
4071 esac
4072 done
4073
4074 if test $cf_inboth = yes ; then
4075 if test \$form != format ; then
4076         sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4077 fi
4078 fi
4079
4080 exit 0
4081 CF_EOF
4082 chmod 755 $cf_edit_man
4083
4084 ])dnl
4085 dnl ---------------------------------------------------------------------------
4086 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
4087 dnl -----------
4088 dnl Checks for libraries.  At least one UNIX system, Apple Macintosh
4089 dnl Rhapsody 5.5, does not have -lm.  We cannot use the simpler
4090 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
4091 AC_DEFUN([CF_MATH_LIB],
4092 [
4093 AC_CACHE_CHECK(if -lm needed for math functions,
4094         cf_cv_need_libm,[
4095         AC_TRY_LINK([
4096         #include <stdio.h>
4097         #include <math.h>
4098         ],
4099         [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
4100         [cf_cv_need_libm=no],
4101         [cf_cv_need_libm=yes])])
4102 if test "$cf_cv_need_libm" = yes
4103 then
4104 ifelse($1,,[
4105         CF_ADD_LIB(m)
4106 ],[$1=-lm])
4107 fi
4108 ])
4109 dnl ---------------------------------------------------------------------------
4110 dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
4111 dnl ----------------------
4112 dnl Check if the file-system supports mixed-case filenames.  If we're able to
4113 dnl create a lowercase name and see it as uppercase, it doesn't support that.
4114 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
4115 [
4116 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
4117 if test "$cross_compiling" = yes ; then
4118         case $target_alias in #(vi
4119         *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
4120                 cf_cv_mixedcase=no
4121                 ;;
4122         *)
4123                 cf_cv_mixedcase=yes
4124                 ;;
4125         esac
4126 else
4127         rm -f conftest CONFTEST
4128         echo test >conftest
4129         if test -f CONFTEST ; then
4130                 cf_cv_mixedcase=no
4131         else
4132                 cf_cv_mixedcase=yes
4133         fi
4134         rm -f conftest CONFTEST
4135 fi
4136 ])
4137 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
4138 ])dnl
4139 dnl ---------------------------------------------------------------------------
4140 dnl CF_MKSTEMP version: 7 updated: 2010/08/14 18:25:37
4141 dnl ----------
4142 dnl Check for a working mkstemp.  This creates two files, checks that they are
4143 dnl successfully created and distinct (AmigaOS apparently fails on the last).
4144 AC_DEFUN([CF_MKSTEMP],[
4145 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
4146 rm -rf conftest*
4147 AC_TRY_RUN([
4148 #include <sys/types.h>
4149 #include <stdlib.h>
4150 #include <stdio.h>
4151 #include <string.h>
4152 #include <sys/stat.h>
4153 int main()
4154 {
4155         char *tmpl = "conftestXXXXXX";
4156         char name[2][80];
4157         int n;
4158         int result = 0;
4159         int fd;
4160         struct stat sb;
4161
4162         umask(077);
4163         for (n = 0; n < 2; ++n) {
4164                 strcpy(name[n], tmpl);
4165                 if ((fd = mkstemp(name[n])) >= 0) {
4166                         if (!strcmp(name[n], tmpl)
4167                          || stat(name[n], &sb) != 0
4168                          || (sb.st_mode & S_IFMT) != S_IFREG
4169                          || (sb.st_mode & 077) != 0) {
4170                                 result = 1;
4171                         }
4172                         close(fd);
4173                 }
4174         }
4175         if (result == 0
4176          && !strcmp(name[0], name[1]))
4177                 result = 1;
4178         ${cf_cv_main_return:-return}(result);
4179 }
4180 ],[cf_cv_func_mkstemp=yes
4181 ],[cf_cv_func_mkstemp=no
4182 ],[AC_CHECK_FUNC(mkstemp)
4183 ])
4184 ])
4185 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
4186         AC_DEFINE(HAVE_MKSTEMP)
4187 fi
4188 ])dnl
4189 dnl ---------------------------------------------------------------------------
4190 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
4191 dnl ----------
4192 dnl Write a debug message to config.log, along with the line number in the
4193 dnl configure script.
4194 AC_DEFUN([CF_MSG_LOG],[
4195 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
4196 ])dnl
4197 dnl ---------------------------------------------------------------------------
4198 dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
4199 dnl ----------------
4200 dnl Set ncurses' ABI to 6 unless overridden by explicit configure option, and
4201 dnl warn about this.
4202 AC_DEFUN([CF_NCURSES_ABI_6],[
4203 if test "${with_abi_version+set}" != set; then
4204         case $cf_cv_rel_version in
4205         5.*)
4206                 cf_cv_rel_version=6.0
4207                 cf_cv_abi_version=6
4208                 AC_MSG_WARN(Overriding ABI version to $cf_cv_abi_version)
4209                 ;;
4210         esac
4211 fi
4212 ])dnl
4213 dnl ---------------------------------------------------------------------------
4214 dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
4215 dnl ------------------
4216 dnl see CF_WITH_NO_LEAKS
4217 AC_DEFUN([CF_NO_LEAKS_OPTION],[
4218 AC_MSG_CHECKING(if you want to use $1 for testing)
4219 AC_ARG_WITH($1,
4220         [$2],
4221         [AC_DEFINE($3)ifelse([$4],,[
4222          $4
4223 ])
4224         : ${with_cflags:=-g}
4225         : ${with_no_leaks:=yes}
4226          with_$1=yes],
4227         [with_$1=])
4228 AC_MSG_RESULT(${with_$1:-no})
4229
4230 case .$with_cflags in #(vi
4231 .*-g*)
4232         case .$CFLAGS in #(vi
4233         .*-g*) #(vi
4234                 ;;
4235         *)
4236                 CF_ADD_CFLAGS([-g])
4237                 ;;
4238         esac
4239         ;;
4240 esac
4241 ])dnl
4242 dnl ---------------------------------------------------------------------------
4243 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
4244 dnl ----------------
4245 dnl Check if the given variable is a number.  If not, report an error.
4246 dnl $1 is the variable
4247 dnl $2 is the message
4248 AC_DEFUN([CF_NUMBER_SYNTAX],[
4249 if test -n "$1" ; then
4250   case $1 in #(vi
4251   [[0-9]]*) #(vi
4252         ;;
4253   *)
4254         AC_MSG_ERROR($2 is not a number: $1)
4255         ;;
4256   esac
4257 else
4258   AC_MSG_ERROR($2 value is empty)
4259 fi
4260 ])dnl
4261 dnl ---------------------------------------------------------------------------
4262 dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
4263 dnl -------------
4264 dnl Compute the object-directory name from the given model name
4265 AC_DEFUN([CF_OBJ_SUBDIR],
4266 [
4267         case $1 in
4268         libtool) $2='obj_lo'  ;;
4269         normal)  $2='objects' ;;
4270         debug)   $2='obj_g' ;;
4271         profile) $2='obj_p' ;;
4272         shared)
4273                 case $cf_cv_system_name in #(vi
4274                 cygwin) #(vi
4275                         $2='objects' ;;
4276                 *)
4277                         $2='obj_s' ;;
4278                 esac
4279         esac
4280 ])dnl
4281 dnl ---------------------------------------------------------------------------
4282 dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42
4283 dnl ----------
4284 dnl Provide a value for the $PATH and similar separator
4285 AC_DEFUN([CF_PATHSEP],
4286 [
4287         case $cf_cv_system_name in
4288         os2*)   PATH_SEPARATOR=';'  ;;
4289         *)      PATH_SEPARATOR=':'  ;;
4290         esac
4291 ifelse([$1],,,[$1=$PATH_SEPARATOR])
4292         AC_SUBST(PATH_SEPARATOR)
4293 ])dnl
4294 dnl ---------------------------------------------------------------------------
4295 dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42
4296 dnl --------------
4297 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
4298 dnl begins with one of the prefix/exec_prefix variables, and then again if the
4299 dnl result begins with 'NONE'.  This is necessary to work around autoconf's
4300 dnl delayed evaluation of those symbols.
4301 AC_DEFUN([CF_PATH_SYNTAX],[
4302 if test "x$prefix" != xNONE; then
4303   cf_path_syntax="$prefix"
4304 else
4305   cf_path_syntax="$ac_default_prefix"
4306 fi
4307
4308 case ".[$]$1" in #(vi
4309 .\[$]\(*\)*|.\'*\'*) #(vi
4310   ;;
4311 ..|./*|.\\*) #(vi
4312   ;;
4313 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
4314   ;;
4315 .\[$]{*prefix}*) #(vi
4316   eval $1="[$]$1"
4317   case ".[$]$1" in #(vi
4318   .NONE/*)
4319     $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4320     ;;
4321   esac
4322   ;; #(vi
4323 .no|.NONE/*)
4324   $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4325   ;;
4326 *)
4327   ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
4328   ;;
4329 esac
4330 ])dnl
4331 dnl ---------------------------------------------------------------------------
4332 dnl CF_PKG_CONFIG version: 4 updated: 2011/02/18 20:26:24
4333 dnl -------------
4334 dnl Check for the package-config program, unless disabled by command-line.
4335 AC_DEFUN([CF_PKG_CONFIG],
4336 [
4337 AC_MSG_CHECKING(if you want to use pkg-config)
4338 AC_ARG_WITH(pkg-config,
4339         [  --with-pkg-config{=path} enable/disable use of pkg-config],
4340         [cf_pkg_config=$withval],
4341         [cf_pkg_config=yes])
4342 AC_MSG_RESULT($cf_pkg_config)
4343
4344 case $cf_pkg_config in #(vi
4345 no) #(vi
4346         PKG_CONFIG=none
4347         ;;
4348 yes) #(vi
4349         AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)
4350         ;;
4351 *)
4352         PKG_CONFIG=$withval
4353         ;;
4354 esac
4355
4356 test -z "$PKG_CONFIG" && PKG_CONFIG=none
4357 if test "$PKG_CONFIG" != none ; then
4358         CF_PATH_SYNTAX(PKG_CONFIG)
4359 fi
4360
4361 AC_SUBST(PKG_CONFIG)
4362 ])dnl
4363 dnl ---------------------------------------------------------------------------
4364 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
4365 dnl -----------------
4366 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
4367 dnl
4368 dnl     POSIX.1-1990                            _POSIX_SOURCE
4369 dnl     POSIX.1-1990 and                        _POSIX_SOURCE and
4370 dnl             POSIX.2-1992 C-Language                 _POSIX_C_SOURCE=2
4371 dnl             Bindings Option
4372 dnl     POSIX.1b-1993                           _POSIX_C_SOURCE=199309L
4373 dnl     POSIX.1c-1996                           _POSIX_C_SOURCE=199506L
4374 dnl     X/Open 2000                             _POSIX_C_SOURCE=200112L
4375 dnl
4376 dnl Parameters:
4377 dnl     $1 is the nominal value for _POSIX_C_SOURCE
4378 AC_DEFUN([CF_POSIX_C_SOURCE],
4379 [
4380 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
4381
4382 cf_save_CFLAGS="$CFLAGS"
4383 cf_save_CPPFLAGS="$CPPFLAGS"
4384
4385 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
4386 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
4387
4388 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
4389         CF_MSG_LOG(if the symbol is already defined go no further)
4390         AC_TRY_COMPILE([#include <sys/types.h>],[
4391 #ifndef _POSIX_C_SOURCE
4392 make an error
4393 #endif],
4394         [cf_cv_posix_c_source=no],
4395         [cf_want_posix_source=no
4396          case .$cf_POSIX_C_SOURCE in #(vi
4397          .[[12]]??*) #(vi
4398                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4399                 ;;
4400          .2) #(vi
4401                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4402                 cf_want_posix_source=yes
4403                 ;;
4404          .*)
4405                 cf_want_posix_source=yes
4406                 ;;
4407          esac
4408          if test "$cf_want_posix_source" = yes ; then
4409                 AC_TRY_COMPILE([#include <sys/types.h>],[
4410 #ifdef _POSIX_SOURCE
4411 make an error
4412 #endif],[],
4413                 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
4414          fi
4415          CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
4416          CFLAGS="$cf_trim_CFLAGS"
4417          CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
4418          CF_MSG_LOG(if the second compile does not leave our definition intact error)
4419          AC_TRY_COMPILE([#include <sys/types.h>],[
4420 #ifndef _POSIX_C_SOURCE
4421 make an error
4422 #endif],,
4423          [cf_cv_posix_c_source=no])
4424          CFLAGS="$cf_save_CFLAGS"
4425          CPPFLAGS="$cf_save_CPPFLAGS"
4426         ])
4427 ])
4428
4429 if test "$cf_cv_posix_c_source" != no ; then
4430         CFLAGS="$cf_trim_CFLAGS"
4431         CPPFLAGS="$cf_trim_CPPFLAGS"
4432         CF_ADD_CFLAGS($cf_cv_posix_c_source)
4433 fi
4434
4435 ])dnl
4436 dnl ---------------------------------------------------------------------------
4437 dnl CF_PREDEFINE version: 2 updated: 2010/05/26 16:44:57
4438 dnl ------------
4439 dnl Add definitions to CPPFLAGS to ensure they're predefined for all compiles.
4440 dnl
4441 dnl $1 = symbol to test
4442 dnl $2 = value (if any) to use for a predefinition
4443 AC_DEFUN([CF_PREDEFINE],
4444 [
4445 AC_MSG_CHECKING(if we must define $1)
4446 AC_TRY_COMPILE([#include <sys/types.h>
4447 ],[
4448 #ifndef $1
4449 make an error
4450 #endif],[cf_result=no],[cf_result=yes])
4451 AC_MSG_RESULT($cf_result)
4452
4453 if test "$cf_result" = yes ; then
4454         CPPFLAGS="$CPPFLAGS ifelse([$2],,-D$1,[-D$1=$2])"
4455 elif test "x$2" != "x" ; then
4456         AC_MSG_CHECKING(checking for compatible value versus $2)
4457         AC_TRY_COMPILE([#include <sys/types.h>
4458 ],[
4459 #if $1-$2 < 0
4460 make an error
4461 #endif],[cf_result=yes],[cf_result=no])
4462         AC_MSG_RESULT($cf_result)
4463         if test "$cf_result" = no ; then
4464                 # perhaps we can override it - try...
4465                 CPPFLAGS="$CPPFLAGS -D$1=$2"
4466         fi
4467 fi
4468 ])dnl
4469 dnl ---------------------------------------------------------------------------
4470 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
4471 dnl ------------
4472 dnl Append definitions and rules for the given programs to the subdirectory
4473 dnl Makefiles, and the recursion rule for the top-level Makefile.
4474 dnl