8c22b2236036604fa514c30fb395d9c68b3c9fac
[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 1.562 2011/07/17 00:38:58 tom Exp $
32 dnl Macros used in NCURSES auto-configuration script.
33 dnl
34 dnl These macros are maintained separately from NCURSES.  The copyright on
35 dnl this file applies to the aggregation of macros and does not affect use of
36 dnl these macros in other applications.
37 dnl
38 dnl See http://invisible-island.net/autoconf/ for additional information.
39 dnl
40 dnl ---------------------------------------------------------------------------
41 dnl ---------------------------------------------------------------------------
42 dnl AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42
43 dnl -------------------
44 dnl Inserted as requested by gettext 0.10.40
45 dnl File from /usr/share/aclocal
46 dnl codeset.m4
47 dnl ====================
48 dnl serial AM1
49 dnl
50 dnl From Bruno Haible.
51 AC_DEFUN([AM_LANGINFO_CODESET],
52 [
53   AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
54     [AC_TRY_LINK([#include <langinfo.h>],
55       [char* cs = nl_langinfo(CODESET);],
56       am_cv_langinfo_codeset=yes,
57       am_cv_langinfo_codeset=no)
58     ])
59   if test $am_cv_langinfo_codeset = yes; then
60     AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
61       [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
62   fi
63 ])dnl
64 dnl ---------------------------------------------------------------------------
65 dnl CF_ACVERSION_CHECK version: 2 updated: 2011/05/08 11:22:03
66 dnl ------------------
67 dnl Conditionally generate script according to whether we're using a given autoconf.
68 dnl
69 dnl $1 = version to compare against
70 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
71 dnl $3 = code to use if AC_ACVERSION is older than $1.
72 define(CF_ACVERSION_CHECK,
73 [
74 ifdef([m4_version_compare],
75 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
76 [CF_ACVERSION_COMPARE(
77 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
78 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
79 dnl ---------------------------------------------------------------------------
80 dnl CF_ACVERSION_COMPARE version: 2 updated: 2011/04/14 20:56:50
81 dnl --------------------
82 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
83 dnl                      MAJOR2, MINOR2, TERNARY2,
84 dnl                      PRINTABLE2, not FOUND, FOUND)
85 define(CF_ACVERSION_COMPARE,
86 [ifelse(builtin([eval], [$2 < $5]), 1,
87 [ifelse([$8], , ,[$8])],
88 [ifelse([$9], , ,[$9])])])dnl
89 dnl ---------------------------------------------------------------------------
90 dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
91 dnl -------------------
92 dnl Construct the list of include-options for the C programs in the Ada95
93 dnl binding.
94 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
95 [
96 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
97 if test "$srcdir" != "."; then
98         ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
99 fi
100 if test "$GCC" != yes; then
101         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
102 elif test "$includedir" != "/usr/include"; then
103         if test "$includedir" = '${prefix}/include' ; then
104                 if test $prefix != /usr ; then
105                         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
106                 fi
107         else
108                 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
109         fi
110 fi
111 AC_SUBST(ACPPFLAGS)
112 ])dnl
113 dnl ---------------------------------------------------------------------------
114 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
115 dnl ---------------
116 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
117 AC_DEFUN([CF_ADD_ADAFLAGS],[
118         ADAFLAGS="$ADAFLAGS $1"
119         AC_SUBST(ADAFLAGS)
120 ])dnl
121 dnl ---------------------------------------------------------------------------
122 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
123 dnl -------------
124 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
125 dnl The second parameter if given makes this macro verbose.
126 dnl
127 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
128 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
129 dnl confused by the quotes (which require backslashes to keep them usable).
130 AC_DEFUN([CF_ADD_CFLAGS],
131 [
132 cf_fix_cppflags=no
133 cf_new_cflags=
134 cf_new_cppflags=
135 cf_new_extra_cppflags=
136
137 for cf_add_cflags in $1
138 do
139 case $cf_fix_cppflags in
140 no)
141         case $cf_add_cflags in #(vi
142         -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
143                 case $cf_add_cflags in
144                 -D*)
145                         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
146
147                         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
148                                 && test -z "${cf_tst_cflags}" \
149                                 && cf_fix_cppflags=yes
150
151                         if test $cf_fix_cppflags = yes ; then
152                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
153                                 continue
154                         elif test "${cf_tst_cflags}" = "\"'" ; then
155                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
156                                 continue
157                         fi
158                         ;;
159                 esac
160                 case "$CPPFLAGS" in
161                 *$cf_add_cflags) #(vi
162                         ;;
163                 *) #(vi
164                         case $cf_add_cflags in #(vi
165                         -D*)
166                                 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
167                                 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
168                                 ;;
169                         esac
170                         cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
171                         ;;
172                 esac
173                 ;;
174         *)
175                 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
176                 ;;
177         esac
178         ;;
179 yes)
180         cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
181
182         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
183
184         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
185                 && test -z "${cf_tst_cflags}" \
186                 && cf_fix_cppflags=no
187         ;;
188 esac
189 done
190
191 if test -n "$cf_new_cflags" ; then
192         ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
193         CFLAGS="$CFLAGS $cf_new_cflags"
194 fi
195
196 if test -n "$cf_new_cppflags" ; then
197         ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
198         CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
199 fi
200
201 if test -n "$cf_new_extra_cppflags" ; then
202         ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
203         EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
204 fi
205
206 AC_SUBST(EXTRA_CPPFLAGS)
207
208 ])dnl
209 dnl ---------------------------------------------------------------------------
210 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
211 dnl -------------
212 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
213 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
214 dnl but old versions (and some misinstalled ones) need that.  To make things
215 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
216 dnl the include-path).
217 AC_DEFUN([CF_ADD_INCDIR],
218 [
219 if test -n "$1" ; then
220   for cf_add_incdir in $1
221   do
222         while test $cf_add_incdir != /usr/include
223         do
224           if test -d $cf_add_incdir
225           then
226                 cf_have_incdir=no
227                 if test -n "$CFLAGS$CPPFLAGS" ; then
228                   # a loop is needed to ensure we can add subdirs of existing dirs
229                   for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
230                         if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
231                           cf_have_incdir=yes; break
232                         fi
233                   done
234                 fi
235
236                 if test "$cf_have_incdir" = no ; then
237                   if test "$cf_add_incdir" = /usr/local/include ; then
238                         if test "$GCC" = yes
239                         then
240                           cf_save_CPPFLAGS=$CPPFLAGS
241                           CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
242                           AC_TRY_COMPILE([#include <stdio.h>],
243                                   [printf("Hello")],
244                                   [],
245                                   [cf_have_incdir=yes])
246                           CPPFLAGS=$cf_save_CPPFLAGS
247                         fi
248                   fi
249                 fi
250
251                 if test "$cf_have_incdir" = no ; then
252                   CF_VERBOSE(adding $cf_add_incdir to include-path)
253                   ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
254
255                   cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
256                   test "$cf_top_incdir" = "$cf_add_incdir" && break
257                   cf_add_incdir="$cf_top_incdir"
258                 else
259                   break
260                 fi
261           fi
262         done
263   done
264 fi
265 ])dnl
266 dnl ---------------------------------------------------------------------------
267 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
268 dnl ----------
269 dnl Add a library, used to enforce consistency.
270 dnl
271 dnl $1 = library to add, without the "-l"
272 dnl $2 = variable to update (default $LIBS)
273 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
274 dnl ---------------------------------------------------------------------------
275 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
276 dnl -------------
277 dnl     Adds to the library-path
278 dnl
279 dnl     Some machines have trouble with multiple -L options.
280 dnl
281 dnl $1 is the (list of) directory(s) to add
282 dnl $2 is the optional name of the variable to update (default LDFLAGS)
283 dnl
284 AC_DEFUN([CF_ADD_LIBDIR],
285 [
286 if test -n "$1" ; then
287   for cf_add_libdir in $1
288   do
289     if test $cf_add_libdir = /usr/lib ; then
290       :
291     elif test -d $cf_add_libdir
292     then
293       cf_have_libdir=no
294       if test -n "$LDFLAGS$LIBS" ; then
295         # a loop is needed to ensure we can add subdirs of existing dirs
296         for cf_test_libdir in $LDFLAGS $LIBS ; do
297           if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
298             cf_have_libdir=yes; break
299           fi
300         done
301       fi
302       if test "$cf_have_libdir" = no ; then
303         CF_VERBOSE(adding $cf_add_libdir to library-path)
304         ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
305       fi
306     fi
307   done
308 fi
309 ])dnl
310 dnl ---------------------------------------------------------------------------
311 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
312 dnl -----------
313 dnl Add one or more libraries, used to enforce consistency.
314 dnl
315 dnl $1 = libraries to add, with the "-l", etc.
316 dnl $2 = variable to update (default $LIBS)
317 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
318 dnl ---------------------------------------------------------------------------
319 dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
320 dnl ------------------
321 dnl Append to a search-list for a nonstandard header/lib-file
322 dnl     $1 = the variable to return as result
323 dnl     $2 = the package name
324 dnl     $3 = the subdirectory, e.g., bin, include or lib
325 dnl $4 = the directory under which we will test for subdirectories
326 dnl $5 = a directory that we do not want $4 to match
327 AC_DEFUN([CF_ADD_SUBDIR_PATH],
328 [
329 test "$4" != "$5" && \
330 test -d "$4" && \
331 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
332         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
333         test -d $4/$3 &&          $1="[$]$1 $4/$3"
334         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
335         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
336         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
337         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
338 }
339 ])dnl
340 dnl ---------------------------------------------------------------------------
341 dnl CF_ANSI_CC_CHECK version: 11 updated: 2011/07/01 19:47:45
342 dnl ----------------
343 dnl This was originally adapted from the macros 'fp_PROG_CC_STDC' and
344 dnl 'fp_C_PROTOTYPES' in the sharutils 4.2 distribution.
345 AC_DEFUN([CF_ANSI_CC_CHECK],
346 [
347 # This should have been defined by AC_PROG_CC
348 : ${CC:=cc}
349
350 # Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
351 # into CC.  This will not help with broken scripts that wrap the compiler with
352 # options, but eliminates a more common category of user confusion.
353 AC_MSG_CHECKING(\$CC variable)
354 case "$CC" in #(vi
355 *[[\ \  ]]-[[IUD]]*)
356         AC_MSG_RESULT(broken)
357         AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
358         # humor him...
359         cf_flags=`echo "$CC" | sed -e 's/^[[^   ]]*[[   ]]//'`
360         CC=`echo "$CC" | sed -e 's/[[   ]].*//'`
361         CF_ADD_CFLAGS($cf_flags)
362         ;;
363 *)
364         AC_MSG_RESULT(ok)
365         ;;
366 esac
367
368 AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
369 cf_cv_ansi_cc=no
370 cf_save_CFLAGS="$CFLAGS"
371 cf_save_CPPFLAGS="$CPPFLAGS"
372 # Don't try gcc -ansi; that turns off useful extensions and
373 # breaks some systems' header files.
374 # AIX                   -qlanglvl=ansi
375 # Ultrix and OSF/1      -std1
376 # HP-UX                 -Aa -D_HPUX_SOURCE
377 # SVR4                  -Xc
378 # UnixWare 1.2          (cannot use -Xc, since ANSI/POSIX clashes)
379 for cf_arg in "-DCC_HAS_PROTOS" \
380         "" \
381         -qlanglvl=ansi \
382         -std1 \
383         -Ae \
384         "-Aa -D_HPUX_SOURCE" \
385         -Xc
386 do
387         CF_ADD_CFLAGS($cf_arg)
388         AC_TRY_COMPILE(
389 [
390 #ifndef CC_HAS_PROTOS
391 #if !defined(__STDC__) || (__STDC__ != 1)
392 choke me
393 #endif
394 #endif
395 ],[
396         int test (int i, double x);
397         struct s1 {int (*f) (int a);};
398         struct s2 {int (*f) (double a);};],
399         [cf_cv_ansi_cc="$cf_arg"; break])
400 done
401 CFLAGS="$cf_save_CFLAGS"
402 CPPFLAGS="$cf_save_CPPFLAGS"
403 ])
404
405 if test "$cf_cv_ansi_cc" != "no"; then
406 if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
407         CF_ADD_CFLAGS($cf_cv_ansi_cc)
408 else
409         AC_DEFINE(CC_HAS_PROTOS)
410 fi
411 fi
412 ])dnl
413 dnl ---------------------------------------------------------------------------
414 dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54
415 dnl ---------------
416 dnl For programs that must use an ANSI compiler, obtain compiler options that
417 dnl will make it recognize prototypes.  We'll do preprocessor checks in other
418 dnl macros, since tools such as unproto can fake prototypes, but only part of
419 dnl the preprocessor.
420 AC_DEFUN([CF_ANSI_CC_REQD],
421 [AC_REQUIRE([CF_ANSI_CC_CHECK])
422 if test "$cf_cv_ansi_cc" = "no"; then
423         AC_MSG_ERROR(
424 [Your compiler does not appear to recognize prototypes.
425 You have the following choices:
426         a. adjust your compiler options
427         b. get an up-to-date compiler
428         c. use a wrapper such as unproto])
429 fi
430 ])dnl
431 dnl ---------------------------------------------------------------------------
432 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
433 dnl --------------
434 dnl Allow user to disable a normally-on option.
435 AC_DEFUN([CF_ARG_DISABLE],
436 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
437 dnl ---------------------------------------------------------------------------
438 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
439 dnl -------------
440 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
441 dnl values.
442 dnl
443 dnl Parameters:
444 dnl $1 = option name
445 dnl $2 = help-string
446 dnl $3 = action to perform if option is not default
447 dnl $4 = action if perform if option is default
448 dnl $5 = default option value (either 'yes' or 'no')
449 AC_DEFUN([CF_ARG_OPTION],
450 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
451   if test "$enableval" != "$5" ; then
452 ifelse([$3],,[    :]dnl
453 ,[    $3]) ifelse([$4],,,[
454   else
455     $4])
456   fi],[enableval=$5 ifelse([$4],,,[
457   $4
458 ])dnl
459   ])])dnl
460 dnl ---------------------------------------------------------------------------
461 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
462 dnl -----------
463 dnl Check for suitable "ar" (archiver) options for updating an archive.
464 AC_DEFUN([CF_AR_FLAGS],[
465 AC_REQUIRE([CF_PROG_AR])
466
467 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
468         cf_cv_ar_flags=unknown
469         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
470         do
471
472                 # check if $ARFLAGS already contains this choice
473                 if test "x$ARFLAGS" != "x" ; then
474                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
475                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
476                                 cf_cv_ar_flags=
477                                 break
478                         fi
479                 fi
480
481                 rm -f conftest.$ac_cv_objext
482                 rm -f conftest.a
483
484                 cat >conftest.$ac_ext <<EOF
485 #line __oline__ "configure"
486 int     testdata[[3]] = { 123, 456, 789 };
487 EOF
488                 if AC_TRY_EVAL(ac_compile) ; then
489                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
490                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
491                         if test -f conftest.a ; then
492                                 cf_cv_ar_flags=$cf_ar_flags
493                                 break
494                         fi
495                 else
496                         CF_VERBOSE(cannot compile test-program)
497                         break
498                 fi
499         done
500         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
501 ])
502
503 if test -n "$ARFLAGS" ; then
504         if test -n "$cf_cv_ar_flags" ; then
505                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
506         fi
507 else
508         ARFLAGS=$cf_cv_ar_flags
509 fi
510
511 AC_SUBST(ARFLAGS)
512 ])
513 dnl ---------------------------------------------------------------------------
514 dnl CF_AWK_BIG_PRINTF version: 3 updated: 2008/12/27 12:30:03
515 dnl -----------------
516 dnl Check if awk can handle big strings using printf.  Some older versions of
517 dnl awk choke on large strings passed via "%s".
518 dnl
519 dnl $1 = desired string size
520 dnl $2 = variable to set with result
521 AC_DEFUN([CF_AWK_BIG_PRINTF],
522 [
523         case x$AWK in #(vi
524         x)
525                 eval $2=no
526                 ;;
527         *) #(vi
528                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' \
529                         | $AWK '{ printf "%d\n", length([$]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
530                         eval $2=yes
531                 else
532                         eval $2=no
533                 fi
534                 ;;
535         esac
536 ])dnl
537 dnl ---------------------------------------------------------------------------
538 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
539 dnl ------------
540 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
541 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
542 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
543 dnl
544 dnl Treat the configuration-variable specially here, since we're directly
545 dnl substituting its value (i.e., 1/0).
546 dnl
547 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
548 AC_DEFUN([CF_BOOL_DECL],
549 [
550 AC_MSG_CHECKING(if we should include stdbool.h)
551
552 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
553         AC_TRY_COMPILE([],[bool foo = false],
554                 [cf_cv_header_stdbool_h=0],
555                 [AC_TRY_COMPILE([
556 #ifndef __BEOS__
557 #include <stdbool.h>
558 #endif
559 ],[bool foo = false],
560                         [cf_cv_header_stdbool_h=1],
561                         [cf_cv_header_stdbool_h=0])])])
562
563 if test "$cf_cv_header_stdbool_h" = 1
564 then    AC_MSG_RESULT(yes)
565 else    AC_MSG_RESULT(no)
566 fi
567
568 AC_MSG_CHECKING([for builtin bool type])
569
570 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
571         AC_TRY_COMPILE([
572 #include <stdio.h>
573 #include <sys/types.h>
574 ],[bool x = false],
575                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
576                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
577         ])
578
579 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
580 then    AC_MSG_RESULT(yes)
581 else    AC_MSG_RESULT(no)
582 fi
583 ])dnl
584 dnl ---------------------------------------------------------------------------
585 dnl CF_BOOL_SIZE version: 12 updated: 2006/12/16 12:33:30
586 dnl ------------
587 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
588 dnl Don't bother looking for bool.h, since it's been deprecated.
589 dnl
590 dnl If the current compiler is C rather than C++, we get the bool definition
591 dnl from <stdbool.h>.
592 AC_DEFUN([CF_BOOL_SIZE],
593 [
594 AC_MSG_CHECKING([for size of bool])
595 AC_CACHE_VAL(cf_cv_type_of_bool,[
596         rm -f cf_test.out
597         AC_TRY_RUN([
598 #include <stdlib.h>
599 #include <stdio.h>
600
601 #if defined(__cplusplus)
602
603 #ifdef HAVE_GXX_BUILTIN_H
604 #include <g++/builtin.h>
605 #elif HAVE_GPP_BUILTIN_H
606 #include <gpp/builtin.h>
607 #elif HAVE_BUILTIN_H
608 #include <builtin.h>
609 #endif
610
611 #else
612
613 #if $cf_cv_header_stdbool_h
614 #include <stdbool.h>
615 #endif
616
617 #endif
618
619 main()
620 {
621         FILE *fp = fopen("cf_test.out", "w");
622         if (fp != 0) {
623                 bool x = true;
624                 if ((bool)(-x) >= 0)
625                         fputs("unsigned ", fp);
626                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
627                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
628                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
629                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
630                 fclose(fp);
631         }
632         ${cf_cv_main_return:-return}(0);
633 }
634                 ],
635                 [cf_cv_type_of_bool=`cat cf_test.out`
636                  if test -z "$cf_cv_type_of_bool"; then
637                    cf_cv_type_of_bool=unknown
638                  fi],
639                 [cf_cv_type_of_bool=unknown],
640                 [cf_cv_type_of_bool=unknown])
641         ])
642         rm -f cf_test.out
643 AC_MSG_RESULT($cf_cv_type_of_bool)
644 if test "$cf_cv_type_of_bool" = unknown ; then
645         case .$NCURSES_BOOL in #(vi
646         .auto|.) NCURSES_BOOL=unsigned;;
647         esac
648         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
649         cf_cv_type_of_bool=$NCURSES_BOOL
650 fi
651 ])dnl
652 dnl ---------------------------------------------------------------------------
653 dnl CF_BUILD_CC version: 6 updated: 2006/10/14 15:23:15
654 dnl -----------
655 dnl If we're cross-compiling, allow the user to override the tools and their
656 dnl options.  The configure script is oriented toward identifying the host
657 dnl compiler, etc., but we need a build compiler to generate parts of the
658 dnl source.
659 dnl
660 dnl $1 = default for $CPPFLAGS
661 dnl $2 = default for $LIBS
662 AC_DEFUN([CF_BUILD_CC],[
663 AC_REQUIRE([CF_PROG_EXT])
664 if test "$cross_compiling" = yes ; then
665
666         # defaults that we might want to override
667         : ${BUILD_CFLAGS:=''}
668         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
669         : ${BUILD_LDFLAGS:=''}
670         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
671         : ${BUILD_EXEEXT:='$x'}
672         : ${BUILD_OBJEXT:='o'}
673
674         AC_ARG_WITH(build-cc,
675                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
676                 [BUILD_CC="$withval"],
677                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
678         AC_MSG_CHECKING(for native build C compiler)
679         AC_MSG_RESULT($BUILD_CC)
680
681         AC_MSG_CHECKING(for native build C preprocessor)
682         AC_ARG_WITH(build-cpp,
683                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
684                 [BUILD_CPP="$withval"],
685                 [BUILD_CPP='${BUILD_CC} -E'])
686         AC_MSG_RESULT($BUILD_CPP)
687
688         AC_MSG_CHECKING(for native build C flags)
689         AC_ARG_WITH(build-cflags,
690                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
691                 [BUILD_CFLAGS="$withval"])
692         AC_MSG_RESULT($BUILD_CFLAGS)
693
694         AC_MSG_CHECKING(for native build C preprocessor-flags)
695         AC_ARG_WITH(build-cppflags,
696                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
697                 [BUILD_CPPFLAGS="$withval"])
698         AC_MSG_RESULT($BUILD_CPPFLAGS)
699
700         AC_MSG_CHECKING(for native build linker-flags)
701         AC_ARG_WITH(build-ldflags,
702                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
703                 [BUILD_LDFLAGS="$withval"])
704         AC_MSG_RESULT($BUILD_LDFLAGS)
705
706         AC_MSG_CHECKING(for native build linker-libraries)
707         AC_ARG_WITH(build-libs,
708                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
709                 [BUILD_LIBS="$withval"])
710         AC_MSG_RESULT($BUILD_LIBS)
711
712         # this assumes we're on Unix.
713         BUILD_EXEEXT=
714         BUILD_OBJEXT=o
715
716         : ${BUILD_CC:='${CC}'}
717
718         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
719                 AC_MSG_ERROR([Cross-build requires two compilers.
720 Use --with-build-cc to specify the native compiler.])
721         fi
722
723 else
724         : ${BUILD_CC:='${CC}'}
725         : ${BUILD_CPP:='${CPP}'}
726         : ${BUILD_CFLAGS:='${CFLAGS}'}
727         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
728         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
729         : ${BUILD_LIBS:='${LIBS}'}
730         : ${BUILD_EXEEXT:='$x'}
731         : ${BUILD_OBJEXT:='o'}
732 fi
733
734 AC_SUBST(BUILD_CC)
735 AC_SUBST(BUILD_CPP)
736 AC_SUBST(BUILD_CFLAGS)
737 AC_SUBST(BUILD_CPPFLAGS)
738 AC_SUBST(BUILD_LDFLAGS)
739 AC_SUBST(BUILD_LIBS)
740 AC_SUBST(BUILD_EXEEXT)
741 AC_SUBST(BUILD_OBJEXT)
742 ])dnl
743 dnl ---------------------------------------------------------------------------
744 dnl CF_CFG_DEFAULTS version: 8 updated: 2011/06/04 20:09:13
745 dnl ---------------
746 dnl Determine the default configuration into which we'll install ncurses.  This
747 dnl can be overridden by the user's command-line options.  There's two items to
748 dnl look for:
749 dnl     1. the prefix (e.g., /usr)
750 dnl     2. the header files (e.g., /usr/include/ncurses)
751 dnl We'll look for a previous installation of ncurses and use the same defaults.
752 dnl
753 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
754 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
755 dnl programs from a vendor's.
756 AC_DEFUN([CF_CFG_DEFAULTS],
757 [
758 AC_MSG_CHECKING(for prefix)
759 if test "x$prefix" = "xNONE" ; then
760         case "$cf_cv_system_name" in
761                 # non-vendor systems don't have a conflict
762         openbsd*|freebsd*|mirbsd*|linux*|cygwin*|k*bsd*-gnu)
763                 prefix=/usr
764                 ;;
765         *)      prefix=$ac_default_prefix
766                 ;;
767         esac
768 fi
769 AC_MSG_RESULT($prefix)
770
771 if test "x$prefix" = "xNONE" ; then
772 AC_MSG_CHECKING(for default include-directory)
773 test -n "$verbose" && echo 1>&AC_FD_MSG
774 for cf_symbol in \
775         $includedir \
776         $includedir/ncurses \
777         $prefix/include \
778         $prefix/include/ncurses \
779         /usr/local/include \
780         /usr/local/include/ncurses \
781         /usr/include \
782         /usr/include/ncurses
783 do
784         cf_dir=`eval echo $cf_symbol`
785         if test -f $cf_dir/curses.h ; then
786         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
787                 includedir="$cf_symbol"
788                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
789                 break
790         fi
791         fi
792         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
793 done
794 AC_MSG_RESULT($includedir)
795 fi
796 ])dnl
797 dnl ---------------------------------------------------------------------------
798 dnl CF_CGETENT version: 3 updated: 2000/08/12 23:18:52
799 dnl ----------
800 dnl Check if the terminal-capability database functions are available.  If not,
801 dnl ncurses has a much-reduced version.
802 AC_DEFUN([CF_CGETENT],[
803 AC_MSG_CHECKING(for terminal-capability database functions)
804 AC_CACHE_VAL(cf_cv_cgetent,[
805 AC_TRY_LINK([
806 #include <stdlib.h>],[
807         char temp[128];
808         char *buf = temp;
809         char *db_array = temp;
810         cgetent(&buf, /* int *, */ &db_array, "vt100");
811         cgetcap(buf, "tc", '=');
812         cgetmatch(buf, "tc");
813         ],
814         [cf_cv_cgetent=yes],
815         [cf_cv_cgetent=no])
816 ])
817 AC_MSG_RESULT($cf_cv_cgetent)
818 test "$cf_cv_cgetent" = yes && AC_DEFINE(HAVE_BSD_CGETENT)
819 ])dnl
820 dnl ---------------------------------------------------------------------------
821 dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
822 dnl --------------
823 dnl Check if we're accidentally using a cache from a different machine.
824 dnl Derive the system name, as a check for reusing the autoconf cache.
825 dnl
826 dnl If we've packaged config.guess and config.sub, run that (since it does a
827 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
828 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
829 dnl which is useful in cross-compiles.
830 dnl
831 dnl Note: we would use $ac_config_sub, but that is one of the places where
832 dnl autoconf 2.5x broke compatibility with autoconf 2.13
833 AC_DEFUN([CF_CHECK_CACHE],
834 [
835 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
836         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
837         system_name="$host_os"
838 else
839         system_name="`(uname -s -r) 2>/dev/null`"
840         if test -z "$system_name" ; then
841                 system_name="`(hostname) 2>/dev/null`"
842         fi
843 fi
844 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
845 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
846
847 test -z "$system_name" && system_name="$cf_cv_system_name"
848 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
849
850 if test ".$system_name" != ".$cf_cv_system_name" ; then
851         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
852         AC_MSG_ERROR("Please remove config.cache and try again.")
853 fi
854 ])dnl
855 dnl ---------------------------------------------------------------------------
856 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
857 dnl --------------
858 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
859 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
860 dnl ourselves.
861 dnl
862 dnl $1 = the name to check
863 dnl $2 = the assumed type
864 AC_DEFUN([CF_CHECK_ERRNO],
865 [
866 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
867     AC_TRY_COMPILE([
868 #ifdef HAVE_STDLIB_H
869 #include <stdlib.h>
870 #endif
871 #include <stdio.h>
872 #include <sys/types.h>
873 #include <errno.h> ],
874     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
875     [cf_cv_dcl_$1=yes],
876     [cf_cv_dcl_$1=no])
877 ])
878
879 if test "$cf_cv_dcl_$1" = no ; then
880     CF_UPPER(cf_result,decl_$1)
881     AC_DEFINE_UNQUOTED($cf_result)
882 fi
883
884 # It's possible (for near-UNIX clones) that the data doesn't exist
885 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
886 ])dnl
887 dnl ---------------------------------------------------------------------------
888 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
889 dnl --------------------
890 dnl Check for existence of external data in the current set of libraries.  If
891 dnl we can modify it, it's real enough.
892 dnl $1 = the name to check
893 dnl $2 = its type
894 AC_DEFUN([CF_CHECK_EXTERN_DATA],
895 [
896 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
897     AC_TRY_LINK([
898 #undef $1
899 extern $2 $1;
900 ],
901     [$1 = 2],
902     [cf_cv_have_$1=yes],
903     [cf_cv_have_$1=no])
904 ])
905
906 if test "$cf_cv_have_$1" = yes ; then
907     CF_UPPER(cf_result,have_$1)
908     AC_DEFINE_UNQUOTED($cf_result)
909 fi
910
911 ])dnl
912 dnl ---------------------------------------------------------------------------
913 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
914 dnl -------------------
915 dnl Check if GPM is already linked with curses.  If so - and if the linkage
916 dnl is not "weak" - warn about this because it can create problems linking
917 dnl applications with ncurses.
918 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
919 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
920
921 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
922 cf_cv_check_gpm_wgetch=unknown
923 if test "$cross_compiling" != yes ; then
924
925 cat >conftest.$ac_ext <<CF_EOF
926 #include <gpm.h>
927 int main()
928 {
929         Gpm_Wgetch();
930         ${cf_cv_main_return:-return}(0);
931 }
932 CF_EOF
933
934         cf_save_LIBS="$LIBS"
935         # This only works if we can look at the symbol table.  If a shared
936         # library is stripped for install, we cannot use that.  So we're forced
937         # to rely on the static library, noting that some packagers may not
938         # include it.
939         LIBS="-static -lgpm -dynamic $LIBS"
940         if AC_TRY_EVAL(ac_compile) ; then
941                 if AC_TRY_EVAL(ac_link) ; then
942                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
943                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
944                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
945                 fi
946         fi
947         rm -rf conftest*
948         LIBS="$cf_save_LIBS"
949 fi
950 ])
951
952 if test "$cf_cv_check_gpm_wgetch" != yes ; then
953         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
954 fi
955 ])])dnl
956 dnl ---------------------------------------------------------------------------
957 dnl CF_CPP_PARAM_INIT version: 4 updated: 2001/04/07 22:31:18
958 dnl -----------------
959 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
960 dnl is a late feature for the standard and is not in some recent compilers
961 dnl (1999/9/11).
962 AC_DEFUN([CF_CPP_PARAM_INIT],
963 [
964 if test -n "$CXX"; then
965 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
966         AC_LANG_SAVE
967         AC_LANG_CPLUSPLUS
968         AC_TRY_RUN([
969 class TEST {
970 private:
971         int value;
972 public:
973         TEST(int x = 1);
974         ~TEST();
975 };
976
977 TEST::TEST(int x = 1)   // some compilers do not like second initializer
978 {
979         value = x;
980 }
981 void main() { }
982 ],
983         [cf_cv_cpp_param_init=yes],
984         [cf_cv_cpp_param_init=no],
985         [cf_cv_cpp_param_init=unknown])
986         AC_LANG_RESTORE
987 ])
988 fi
989 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT)
990 ])dnl
991 dnl ---------------------------------------------------------------------------
992 dnl CF_CPP_STATIC_CAST version: 1 updated: 2005/07/23 16:52:43
993 dnl ------------------
994 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
995 dnl not be supported in g++ before 3.0
996 AC_DEFUN([CF_CPP_STATIC_CAST],
997 [
998 if test -n "$CXX"; then
999
1000 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
1001         AC_LANG_SAVE
1002         AC_LANG_CPLUSPLUS
1003
1004         AC_TRY_COMPILE([
1005 class NCursesPanel
1006 {
1007 public:
1008   NCursesPanel(int nlines,
1009                int ncols,
1010                int begin_y = 0,
1011                int begin_x = 0)
1012   {
1013   }
1014
1015   ~NCursesPanel();
1016 };
1017
1018 template<class T> class NCursesUserPanel : public NCursesPanel
1019 {
1020 public:
1021   NCursesUserPanel (int nlines,
1022                     int ncols,
1023                     int begin_y = 0,
1024                     int begin_x = 0,
1025                     const T* p_UserData = static_cast<T*>(0))
1026     : NCursesPanel (nlines, ncols, begin_y, begin_x)
1027   {
1028   };
1029   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
1030   {
1031   };
1032
1033   virtual ~NCursesUserPanel() {};
1034 };
1035 ],[
1036         const char* p_UserData = static_cast<char*>(0)],
1037         [cf_cv_cpp_static_cast=yes],
1038         [cf_cv_cpp_static_cast=no])
1039
1040         AC_LANG_RESTORE
1041 ])
1042
1043 fi
1044
1045 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST)
1046 ])dnl
1047 dnl ---------------------------------------------------------------------------
1048 dnl CF_C_INLINE version: 3 updated: 2010/05/01 15:14:41
1049 dnl -----------
1050 dnl Check if the C compiler supports "inline".
1051 dnl $1 is the name of a shell variable to set if inline is supported
1052 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1053 AC_DEFUN([CF_C_INLINE],[
1054 AC_C_INLINE
1055 $1=
1056 if test "$ac_cv_c_inline" != no ; then
1057   $1=inline
1058   if test "$INTEL_COMPILER" = yes
1059   then
1060     :
1061   elif test "$GCC" = yes
1062   then
1063     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1064       cf_save_CFLAGS=$CFLAGS
1065       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1066       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1067       [${cf_cv_main_return:-return} foo()],
1068       [cf_cv_gcc_inline=yes],
1069       [cf_cv_gcc_inline=no])
1070       CFLAGS=$cf_save_CFLAGS
1071     ])
1072     if test "$cf_cv_gcc_inline" = yes ; then
1073         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1074     fi
1075   fi
1076 fi
1077 AC_SUBST($1)
1078 ])dnl
1079 dnl ---------------------------------------------------------------------------
1080 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1081 dnl ----------
1082 dnl "dirname" is not portable, so we fake it with a shell script.
1083 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1084 dnl ---------------------------------------------------------------------------
1085 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1086 dnl ---------------
1087 AC_DEFUN([CF_DIRS_TO_MAKE],
1088 [
1089 DIRS_TO_MAKE="lib"
1090 for cf_item in $cf_list_models
1091 do
1092         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1093         for cf_item2 in $DIRS_TO_MAKE
1094         do
1095                 test $cf_item2 = $cf_subdir && break
1096         done
1097         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1098 done
1099 for cf_dir in $DIRS_TO_MAKE
1100 do
1101         test ! -d $cf_dir && mkdir $cf_dir
1102 done
1103 AC_SUBST(DIRS_TO_MAKE)
1104 ])dnl
1105 dnl ---------------------------------------------------------------------------
1106 dnl CF_DISABLE_LEAKS version: 6 updated: 2010/07/23 04:14:32
1107 dnl ----------------
1108 dnl Combine no-leak checks with the libraries or tools that are used for the
1109 dnl checks.
1110 AC_DEFUN([CF_DISABLE_LEAKS],[
1111
1112 AC_REQUIRE([CF_WITH_DMALLOC])
1113 AC_REQUIRE([CF_WITH_DBMALLOC])
1114 AC_REQUIRE([CF_WITH_VALGRIND])
1115
1116 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1117 AC_ARG_ENABLE(leaks,
1118         [  --disable-leaks         test: free permanent memory, analyze leaks],
1119         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1120         : ${with_no_leaks:=no})
1121 AC_MSG_RESULT($with_no_leaks)
1122
1123 if test "$with_no_leaks" = yes ; then
1124         AC_DEFINE(NO_LEAKS)
1125         AC_DEFINE(YY_NO_LEAKS)
1126 fi
1127 ])dnl
1128 dnl ---------------------------------------------------------------------------
1129 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1130 dnl --------------------------
1131 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1132 dnl the older "-version-info" feature.  The newer feature allows us to use
1133 dnl version numbering on shared libraries which make them compatible with
1134 dnl various systems.
1135 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1136 [
1137 AC_MSG_CHECKING(if libtool -version-number should be used)
1138 CF_ARG_DISABLE(libtool-version,
1139         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1140         [cf_libtool_version=no],
1141         [cf_libtool_version=yes])
1142 AC_MSG_RESULT($cf_libtool_version)
1143
1144 if test "$cf_libtool_version" = yes ; then
1145         LIBTOOL_VERSION="-version-number"
1146 else
1147         LIBTOOL_VERSION="-version-info"
1148 fi
1149
1150 AC_SUBST(LIBTOOL_VERSION)
1151 ])dnl
1152 dnl ---------------------------------------------------------------------------
1153 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1154 dnl ---------------------
1155 dnl The rpath-hack makes it simpler to build programs, particularly with the
1156 dnl *BSD ports which may have essential libraries in unusual places.  But it
1157 dnl can interfere with building an executable for the base system.  Use this
1158 dnl option in that case.
1159 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1160 [
1161 AC_MSG_CHECKING(if rpath-hack should be disabled)
1162 CF_ARG_DISABLE(rpath-hack,
1163         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1164         [cf_disable_rpath_hack=yes],
1165         [cf_disable_rpath_hack=no])
1166 AC_MSG_RESULT($cf_disable_rpath_hack)
1167 if test "$cf_disable_rpath_hack" = no ; then
1168         CF_RPATH_HACK
1169 fi
1170 ])
1171 dnl ---------------------------------------------------------------------------
1172 dnl CF_ENABLE_PC_FILES version: 3 updated: 2011/07/16 20:37:23
1173 dnl ------------------
1174 dnl This is the "--enable-pc-files" option, which is available if there is a
1175 dnl pkg-config configuration on the local machine.
1176 dnl
1177 dnl It sets/updates PKG_CONFIG_LIBDIR, which is used by pkg-config as a
1178 dnl special case: overriding PKG_CONFIG_PATH (preferred).
1179 AC_DEFUN([CF_ENABLE_PC_FILES],[
1180 AC_REQUIRE([CF_PATHSEP])
1181 AC_REQUIRE([CF_PKG_CONFIG])
1182
1183 if test "$PKG_CONFIG" != no ; then
1184         AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
1185
1186         # Leave this as something that can be overridden in the environment.
1187         if test -z "$PKG_CONFIG_LIBDIR" ; then
1188                 if test -n "$PKG_CONFIG_PATH" ; then
1189                         for cf_config in `echo "$PKG_CONFIG_PATH" | sed -e 's/'$PATH_SEPARATOR'/ /g'`
1190                         do
1191                                 if test -n "$cf_config" && test -d "$cf_config"
1192                                 then
1193                                         PKG_CONFIG_LIBDIR=$cf_config
1194                                         break
1195                                 fi
1196                         done
1197                 fi
1198                 if test -z "$PKG_CONFIG_LIBDIR" ; then
1199                         cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
1200                         case x`arch 2>/dev/null` in #(vi
1201                         *64) #(vi
1202                                 for cf_config in $cf_path/lib64 $cf_path/lib32 $cf_path/lib
1203                                 do
1204                                         if test -d $cf_config/pkgconfig
1205                                         then
1206                                                 PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
1207                                                 break
1208                                         fi
1209                                 done
1210                                 ;;
1211                         *)
1212                                 PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
1213                                 ;;
1214                         esac
1215                 fi
1216         else
1217                 PKG_CONFIG_LIBDIR=`echo "$PKG_CONFIG_LIBDIR" | sed -e 's/^://' -e 's/:.*//'`
1218         fi
1219         if test -n "$PKG_CONFIG_LIBDIR" && test -d "$PKG_CONFIG_LIBDIR" ; then
1220                 AC_ARG_ENABLE(pc-files,
1221                         [  --enable-pc-files       generate and install .pc files for pkg-config],
1222                         [enable_pc_files=$enableval],
1223                         [enable_pc_files=no])
1224                 AC_MSG_RESULT($enable_pc_files)
1225                 CF_VERBOSE(found library $PKG_CONFIG_LIBDIR)
1226         else
1227                 AC_MSG_RESULT(no)
1228                 AC_MSG_WARN(did not find library $PKG_CONFIG_LIBDIR)
1229                 enable_pc_files=no
1230         fi
1231 fi
1232 AC_SUBST(PKG_CONFIG_LIBDIR)
1233 ])dnl
1234 dnl ---------------------------------------------------------------------------
1235 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1236 dnl ---------------
1237 dnl Check if the rpath option should be used, setting cache variable
1238 dnl cf_cv_enable_rpath if so.
1239 AC_DEFUN([CF_ENABLE_RPATH],
1240 [
1241 AC_MSG_CHECKING(if rpath option should be used)
1242 AC_ARG_ENABLE(rpath,
1243 [  --enable-rpath          use rpath option when generating shared libraries],
1244 [cf_cv_enable_rpath=$enableval],
1245 [cf_cv_enable_rpath=no])
1246 AC_MSG_RESULT($cf_cv_enable_rpath)
1247 ])dnl
1248 dnl ---------------------------------------------------------------------------
1249 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1250 dnl --------
1251 dnl Check if 'errno' is declared in <errno.h>
1252 AC_DEFUN([CF_ERRNO],
1253 [
1254 CF_CHECK_ERRNO(errno)
1255 ])dnl
1256 dnl ---------------------------------------------------------------------------
1257 dnl CF_ETIP_DEFINES version: 3 updated: 2003/03/22 19:13:43
1258 dnl ---------------
1259 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1260 dnl math.h and builtin.h, only for ncurses
1261 AC_DEFUN([CF_ETIP_DEFINES],
1262 [
1263 AC_MSG_CHECKING(for special defines needed for etip.h)
1264 cf_save_CXXFLAGS="$CXXFLAGS"
1265 cf_result="none"
1266 for cf_math in "" MATH_H
1267 do
1268 for cf_excp in "" MATH_EXCEPTION
1269 do
1270         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -I${srcdir}/include"
1271         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1272         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1273 AC_TRY_COMPILE([
1274 #include <etip.h.in>
1275 ],[],[
1276         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1277         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1278         cf_result="$cf_math $cf_excp"
1279         break
1280 ],[])
1281 done
1282 done
1283 AC_MSG_RESULT($cf_result)
1284 CXXFLAGS="$cf_save_CXXFLAGS"
1285 ])
1286 dnl ---------------------------------------------------------------------------
1287 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1288 dnl ---------------
1289 dnl Find a library (specifically the linkage used in the code fragment),
1290 dnl searching for it if it is not already in the library path.
1291 dnl See also CF_ADD_SEARCHPATH.
1292 dnl
1293 dnl Parameters (4-on are optional):
1294 dnl     $1 = headers for library entrypoint
1295 dnl     $2 = code fragment for library entrypoint
1296 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1297 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1298 dnl     $5 = action to perform if not successful
1299 dnl     $6 = module name, if not the same as the library name
1300 dnl     $7 = extra libraries
1301 dnl
1302 dnl Sets these variables:
1303 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1304 dnl     $cf_cv_header_path_$3 - include-directory if needed
1305 dnl     $cf_cv_library_path_$3 - library-directory if needed
1306 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1307 AC_DEFUN([CF_FIND_LINKAGE],[
1308
1309 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1310 # will be set on completion of the AC_TRY_LINK below.
1311 cf_cv_header_path_$3=
1312 cf_cv_library_path_$3=
1313
1314 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1315
1316 cf_save_LIBS="$LIBS"
1317
1318 AC_TRY_LINK([$1],[$2],[
1319         cf_cv_find_linkage_$3=yes
1320         cf_cv_header_path_$3=/usr/include
1321         cf_cv_library_path_$3=/usr/lib
1322 ],[
1323
1324 LIBS="-l$3 $7 $cf_save_LIBS"
1325
1326 AC_TRY_LINK([$1],[$2],[
1327         cf_cv_find_linkage_$3=yes
1328         cf_cv_header_path_$3=/usr/include
1329         cf_cv_library_path_$3=/usr/lib
1330         cf_cv_library_file_$3="-l$3"
1331 ],[
1332         cf_cv_find_linkage_$3=no
1333         LIBS="$cf_save_LIBS"
1334
1335     CF_VERBOSE(find linkage for $3 library)
1336     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1337
1338     cf_save_CPPFLAGS="$CPPFLAGS"
1339     cf_test_CPPFLAGS="$CPPFLAGS"
1340
1341     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1342     for cf_cv_header_path_$3 in $cf_search
1343     do
1344       if test -d $cf_cv_header_path_$3 ; then
1345         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1346         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1347         AC_TRY_COMPILE([$1],[$2],[
1348             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1349             cf_cv_find_linkage_$3=maybe
1350             cf_test_CPPFLAGS="$CPPFLAGS"
1351             break],[
1352             CPPFLAGS="$cf_save_CPPFLAGS"
1353             ])
1354       fi
1355     done
1356
1357     if test "$cf_cv_find_linkage_$3" = maybe ; then
1358
1359       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1360
1361       cf_save_LIBS="$LIBS"
1362       cf_save_LDFLAGS="$LDFLAGS"
1363
1364       ifelse([$6],,,[
1365         CPPFLAGS="$cf_test_CPPFLAGS"
1366         LIBS="-l$3 $7 $cf_save_LIBS"
1367         AC_TRY_LINK([$1],[$2],[
1368             CF_VERBOSE(... found $3 library in system)
1369             cf_cv_find_linkage_$3=yes])
1370             CPPFLAGS="$cf_save_CPPFLAGS"
1371             LIBS="$cf_save_LIBS"
1372             ])
1373
1374       if test "$cf_cv_find_linkage_$3" != yes ; then
1375         CF_LIBRARY_PATH(cf_search,$3)
1376         for cf_cv_library_path_$3 in $cf_search
1377         do
1378           if test -d $cf_cv_library_path_$3 ; then
1379             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1380             CPPFLAGS="$cf_test_CPPFLAGS"
1381             LIBS="-l$3 $7 $cf_save_LIBS"
1382             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1383             AC_TRY_LINK([$1],[$2],[
1384                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1385                 cf_cv_find_linkage_$3=yes
1386                 cf_cv_library_file_$3="-l$3"
1387                 break],[
1388                 CPPFLAGS="$cf_save_CPPFLAGS"
1389                 LIBS="$cf_save_LIBS"
1390                 LDFLAGS="$cf_save_LDFLAGS"
1391                 ])
1392           fi
1393         done
1394         CPPFLAGS="$cf_save_CPPFLAGS"
1395         LDFLAGS="$cf_save_LDFLAGS"
1396       fi
1397
1398     else
1399       cf_cv_find_linkage_$3=no
1400     fi
1401     ],$7)
1402 ])
1403
1404 LIBS="$cf_save_LIBS"
1405
1406 if test "$cf_cv_find_linkage_$3" = yes ; then
1407 ifelse([$4],,[
1408         CF_ADD_INCDIR($cf_cv_header_path_$3)
1409         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1410         CF_ADD_LIB($3)
1411 ],[$4])
1412 else
1413 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1414 fi
1415 ])dnl
1416 dnl ---------------------------------------------------------------------------
1417 dnl CF_FUNC_DLSYM version: 2 updated: 2010/05/29 16:31:02
1418 dnl -------------
1419 dnl Test for dlsym() and related functions, as well as libdl.
1420 dnl
1421 dnl Sets
1422 dnl     $cf_have_dlsym
1423 dnl     $cf_have_libdl
1424 AC_DEFUN([CF_FUNC_DLSYM],[
1425 cf_have_dlsym=no
1426 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1427
1428 cf_have_libdl=no
1429 AC_CHECK_LIB(dl,dlsym,[
1430         cf_have_dlsym=yes
1431         cf_have_libdl=yes])])
1432
1433 if test "$cf_have_dlsym" = yes ; then
1434         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1435
1436         AC_MSG_CHECKING(whether able to link to dl*() functions)
1437         AC_TRY_LINK([#include <dlfcn.h>],[
1438                 void *obj;
1439                 if ((obj = dlopen("filename", 0)) != 0) {
1440                         if (dlsym(obj, "symbolname") == 0) {
1441                         dlclose(obj);
1442                         }
1443                 }],[
1444                 AC_DEFINE(HAVE_LIBDL)],[
1445                 AC_MSG_ERROR(Cannot link test program for libdl)])
1446         AC_MSG_RESULT(ok)
1447 else
1448         AC_MSG_ERROR(Cannot find dlsym function)
1449 fi
1450 ])
1451 dnl ---------------------------------------------------------------------------
1452 dnl CF_FUNC_MEMMOVE version: 7 updated: 2006/12/16 12:33:30
1453 dnl ---------------
1454 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1455 dnl is found, add our own version of memmove to the list of objects.
1456 AC_DEFUN([CF_FUNC_MEMMOVE],
1457 [
1458 AC_CHECK_FUNC(memmove,,[
1459 AC_CHECK_FUNC(bcopy,[
1460         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1461                 AC_TRY_RUN([
1462 int main() {
1463         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1464         char temp[40];
1465         bcopy(data, temp, sizeof(data));
1466         bcopy(temp+10, temp, 15);
1467         bcopy(temp+5, temp+15, 10);
1468         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1469 }
1470                 ],
1471                 [cf_cv_good_bcopy=yes],
1472                 [cf_cv_good_bcopy=no],
1473                 [cf_cv_good_bcopy=unknown])
1474                 ])
1475         ],[cf_cv_good_bcopy=no])
1476         if test "$cf_cv_good_bcopy" = yes ; then
1477                 AC_DEFINE(USE_OK_BCOPY)
1478         else
1479                 AC_DEFINE(USE_MY_MEMMOVE)
1480         fi
1481 ])])dnl
1482 dnl ---------------------------------------------------------------------------
1483 dnl CF_FUNC_NANOSLEEP version: 3 updated: 2006/12/16 12:33:30
1484 dnl -----------------
1485 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1486 dnl AIX 4.x, provide a non-working version.
1487 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1488 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1489 AC_TRY_RUN([
1490 #include <stdio.h>
1491 #include <errno.h>
1492 #include <time.h>
1493
1494 #ifdef HAVE_SYS_TIME_H
1495 #include <sys/time.h>
1496 #endif
1497
1498 int main() {
1499         struct timespec ts1, ts2;
1500         int code;
1501         ts1.tv_sec  = 0;
1502         ts1.tv_nsec = 750000000;
1503         ts2.tv_sec  = 0;
1504         ts2.tv_nsec = 0;
1505         errno = 0;
1506         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1507         ${cf_cv_main_return:-return}(code != 0);
1508 }
1509 ],
1510         [cf_cv_func_nanosleep=yes],
1511         [cf_cv_func_nanosleep=no],
1512         [cf_cv_func_nanosleep=unknown])])
1513
1514 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP)
1515 ])
1516 dnl ---------------------------------------------------------------------------
1517 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1518 dnl ---------------
1519 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1520 dnl "util" library as well.
1521 AC_DEFUN([CF_FUNC_OPENPTY],
1522 [
1523 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1524 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1525     cf_save_LIBS="$LIBS"
1526     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1527     for cf_header in pty.h libutil.h util.h
1528     do
1529     AC_TRY_LINK([
1530 #include <$cf_header>
1531 ],[
1532     int x = openpty((int *)0, (int *)0, (char *)0,
1533                    (struct termios *)0, (struct winsize *)0);
1534 ],[
1535         cf_cv_func_openpty=$cf_header
1536         break
1537 ],[
1538         cf_cv_func_openpty=no
1539 ])
1540     done
1541     LIBS="$cf_save_LIBS"
1542 ])
1543 ])dnl
1544 dnl ---------------------------------------------------------------------------
1545 dnl CF_FUNC_POLL version: 4 updated: 2006/12/16 12:33:30
1546 dnl ------------
1547 dnl See if the poll function really works.  Some platforms have poll(), but
1548 dnl it does not work for terminals or files.
1549 AC_DEFUN([CF_FUNC_POLL],[
1550 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1551 AC_TRY_RUN([
1552 #include <stdio.h>
1553 #ifdef HAVE_POLL_H
1554 #include <poll.h>
1555 #else
1556 #include <sys/poll.h>
1557 #endif
1558 int main() {
1559         struct pollfd myfds;
1560         int ret;
1561
1562         myfds.fd = 0;
1563         myfds.events = POLLIN;
1564
1565         ret = poll(&myfds, 1, 100);
1566         ${cf_cv_main_return:-return}(ret != 0);
1567 }],
1568         [cf_cv_working_poll=yes],
1569         [cf_cv_working_poll=no],
1570         [cf_cv_working_poll=unknown])])
1571 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL)
1572 ])dnl
1573 dnl ---------------------------------------------------------------------------
1574 dnl CF_FUNC_TERMIOS version: 2 updated: 2000/07/22 23:37:24
1575 dnl ---------------
1576 dnl Some old/broken variations define tcgetattr() only as a macro in
1577 dnl termio(s).h
1578 AC_DEFUN([CF_FUNC_TERMIOS],[
1579 AC_REQUIRE([CF_STRUCT_TERMIOS])
1580 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1581 AC_TRY_LINK([
1582 #include <sys/types.h>
1583 #ifdef HAVE_UNISTD_H
1584 #include <unistd.h>
1585 #endif
1586 #ifdef HAVE_TERMIOS_H
1587 #include <termios.h>
1588 #define TTY struct termios
1589 #else
1590 #ifdef HAVE_TERMIO_H
1591 #include <termio.h>
1592 #define TTY struct termio
1593 #endif
1594 #endif
1595 ],[
1596 TTY foo;
1597 tcgetattr(1, &foo);],
1598 [cf_cv_have_tcgetattr=yes],
1599 [cf_cv_have_tcgetattr=no])])
1600 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR)
1601 ])dnl
1602 dnl ---------------------------------------------------------------------------
1603 dnl CF_FUNC_VSSCANF version: 3 updated: 2001/12/19 00:50:10
1604 dnl ---------------
1605 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1606 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1607 dnl other functions.
1608 AC_DEFUN([CF_FUNC_VSSCANF],
1609 [
1610 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1611 AC_TRY_LINK([
1612 #include <stdarg.h>
1613 #include <stdio.h>],[
1614         va_list ap;
1615         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1616 AC_TRY_LINK([
1617 #include <stdarg.h>
1618 #include <stdio.h>],[
1619     FILE strbuf;
1620     char *str = "from";
1621
1622     strbuf._flag = _IOREAD;
1623     strbuf._ptr = strbuf._base = (unsigned char *) str;
1624     strbuf._cnt = strlen(str);
1625     strbuf._file = _NFILE;
1626     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1627 AC_TRY_LINK([
1628 #include <stdarg.h>
1629 #include <stdio.h>],[
1630     FILE strbuf;
1631     char *str = "from";
1632
1633     strbuf._flag = _IOREAD;
1634     strbuf._ptr = strbuf._base = (unsigned char *) str;
1635     strbuf._cnt = strlen(str);
1636     strbuf._file = _NFILE;
1637     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1638 cf_cv_func_vsscanf=no])])])])
1639
1640 case $cf_cv_func_vsscanf in #(vi
1641 vsscanf) AC_DEFINE(HAVE_VSSCANF);; #(vi
1642 vfscanf) AC_DEFINE(HAVE_VFSCANF);; #(vi
1643 _doscan) AC_DEFINE(HAVE__DOSCAN);;
1644 esac
1645
1646 ])dnl
1647 dnl ---------------------------------------------------------------------------
1648 dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
1649 dnl -----------------
1650 dnl Test for availability of useful gcc __attribute__ directives to quiet
1651 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1652 dnl to documentation, unrecognized directives cause older compilers to barf.
1653 AC_DEFUN([CF_GCC_ATTRIBUTES],
1654 [
1655 if test "$GCC" = yes
1656 then
1657 cat > conftest.i <<EOF
1658 #ifndef GCC_PRINTF
1659 #define GCC_PRINTF 0
1660 #endif
1661 #ifndef GCC_SCANF
1662 #define GCC_SCANF 0
1663 #endif
1664 #ifndef GCC_NORETURN
1665 #define GCC_NORETURN /* nothing */
1666 #endif
1667 #ifndef GCC_UNUSED
1668 #define GCC_UNUSED /* nothing */
1669 #endif
1670 EOF
1671 if test "$GCC" = yes
1672 then
1673         AC_CHECKING([for $CC __attribute__ directives])
1674 cat > conftest.$ac_ext <<EOF
1675 #line __oline__ "${as_me:-configure}"
1676 #include "confdefs.h"
1677 #include "conftest.h"
1678 #include "conftest.i"
1679 #if     GCC_PRINTF
1680 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1681 #else
1682 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1683 #endif
1684 #if     GCC_SCANF
1685 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1686 #else
1687 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1688 #endif
1689 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1690 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1691 extern void foo(void) GCC_NORETURN;
1692 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1693 EOF
1694         cf_printf_attribute=no
1695         cf_scanf_attribute=no
1696         for cf_attribute in scanf printf unused noreturn
1697         do
1698                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1699                 cf_directive="__attribute__(($cf_attribute))"
1700                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1701
1702                 case $cf_attribute in #(vi
1703                 printf) #(vi
1704                         cf_printf_attribute=yes
1705                         cat >conftest.h <<EOF
1706 #define GCC_$cf_ATTRIBUTE 1
1707 EOF
1708                         ;;
1709                 scanf) #(vi
1710                         cf_scanf_attribute=yes
1711                         cat >conftest.h <<EOF
1712 #define GCC_$cf_ATTRIBUTE 1
1713 EOF
1714                         ;;
1715                 *) #(vi
1716                         cat >conftest.h <<EOF
1717 #define GCC_$cf_ATTRIBUTE $cf_directive
1718 EOF
1719                         ;;
1720                 esac
1721
1722                 if AC_TRY_EVAL(ac_compile); then
1723                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1724                         cat conftest.h >>confdefs.h
1725                         case $cf_attribute in #(vi
1726                         printf) #(vi
1727                                 if test "$cf_printf_attribute" = no ; then
1728                                         cat >>confdefs.h <<EOF
1729 #define GCC_PRINTFLIKE(fmt,var) /* nothing */
1730 EOF
1731                                 else
1732                                         cat >>confdefs.h <<EOF
1733 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1734 EOF
1735                                 fi
1736                                 ;;
1737                         scanf) #(vi
1738                                 if test "$cf_scanf_attribute" = no ; then
1739                                         cat >>confdefs.h <<EOF
1740 #define GCC_SCANFLIKE(fmt,var) /* nothing */
1741 EOF
1742                                 else
1743                                         cat >>confdefs.h <<EOF
1744 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1745 EOF
1746                                 fi
1747                                 ;;
1748                         esac
1749                 fi
1750         done
1751 else
1752         fgrep define conftest.i >>confdefs.h
1753 fi
1754 rm -rf conftest*
1755 fi
1756 ])dnl
1757 dnl ---------------------------------------------------------------------------
1758 dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
1759 dnl --------------
1760 dnl Find version of gcc
1761 AC_DEFUN([CF_GCC_VERSION],[
1762 AC_REQUIRE([AC_PROG_CC])
1763 GCC_VERSION=none
1764 if test "$GCC" = yes ; then
1765         AC_MSG_CHECKING(version of $CC)
1766         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1767         test -z "$GCC_VERSION" && GCC_VERSION=unknown
1768         AC_MSG_RESULT($GCC_VERSION)
1769 fi
1770 ])dnl
1771 dnl ---------------------------------------------------------------------------
1772 dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32
1773 dnl ---------------
1774 dnl Check if the compiler supports useful warning options.  There's a few that
1775 dnl we don't use, simply because they're too noisy:
1776 dnl
1777 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1778 dnl     -Wredundant-decls (system headers make this too noisy)
1779 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
1780 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
1781 dnl             is enabled for ncurses using "--enable-const".
1782 dnl     -pedantic
1783 dnl
1784 dnl Parameter:
1785 dnl     $1 is an optional list of gcc warning flags that a particular
1786 dnl             application might want to use, e.g., "no-unused" for
1787 dnl             -Wno-unused
1788 dnl Special:
1789 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
1790 dnl
1791 AC_DEFUN([CF_GCC_WARNINGS],
1792 [
1793 AC_REQUIRE([CF_GCC_VERSION])
1794 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1795
1796 cat > conftest.$ac_ext <<EOF
1797 #line __oline__ "${as_me:-configure}"
1798 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1799 EOF
1800
1801 if test "$INTEL_COMPILER" = yes
1802 then
1803 # The "-wdXXX" options suppress warnings:
1804 # remark #1419: external declaration in primary source file
1805 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1806 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1807 # remark #193: zero used for undefined preprocessing identifier
1808 # remark #593: variable "curs_sb_left_arrow" was set but never used
1809 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1810 # remark #869: parameter "tw" was never referenced
1811 # remark #981: operands are evaluated in unspecified order
1812 # warning #279: controlling expression is constant
1813
1814         AC_CHECKING([for $CC warning options])
1815         cf_save_CFLAGS="$CFLAGS"
1816         EXTRA_CFLAGS="-Wall"
1817         for cf_opt in \
1818                 wd1419 \
1819                 wd1683 \
1820                 wd1684 \
1821                 wd193 \
1822                 wd593 \
1823                 wd279 \
1824                 wd810 \
1825                 wd869 \
1826                 wd981
1827         do
1828                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1829                 if AC_TRY_EVAL(ac_compile); then
1830                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1831                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1832                 fi
1833         done
1834         CFLAGS="$cf_save_CFLAGS"
1835
1836 elif test "$GCC" = yes
1837 then
1838         AC_CHECKING([for $CC warning options])
1839         cf_save_CFLAGS="$CFLAGS"
1840         EXTRA_CFLAGS=
1841         cf_warn_CONST=""
1842         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
1843         for cf_opt in W Wall \
1844                 Wbad-function-cast \
1845                 Wcast-align \
1846                 Wcast-qual \
1847                 Winline \
1848                 Wmissing-declarations \
1849                 Wmissing-prototypes \
1850                 Wnested-externs \
1851                 Wpointer-arith \
1852                 Wshadow \
1853                 Wstrict-prototypes \
1854                 Wundef $cf_warn_CONST $1
1855         do
1856                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
1857                 if AC_TRY_EVAL(ac_compile); then
1858                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
1859                         case $cf_opt in #(vi
1860                         Wcast-qual) #(vi
1861                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
1862                                 ;;
1863                         Winline) #(vi
1864                                 case $GCC_VERSION in
1865                                 [[34]].*)
1866                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
1867                                         continue;;
1868                                 esac
1869                                 ;;
1870                         esac
1871                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
1872                 fi
1873         done
1874         CFLAGS="$cf_save_CFLAGS"
1875 fi
1876 rm -rf conftest*
1877
1878 AC_SUBST(EXTRA_CFLAGS)
1879 ])dnl
1880 dnl ---------------------------------------------------------------------------
1881 dnl CF_GETOPT_HEADER version: 4 updated: 2009/08/31 20:07:52
1882 dnl ----------------
1883 dnl Check for getopt's variables which are commonly defined in stdlib.h,
1884 dnl unistd.h or (nonstandard) in getopt.h
1885 AC_DEFUN([CF_GETOPT_HEADER],
1886 [
1887 AC_HAVE_HEADERS(unistd.h getopt.h)
1888 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
1889 cf_cv_getopt_header=none
1890 for cf_header in stdio.h stdlib.h unistd.h getopt.h
1891 do
1892 AC_TRY_COMPILE([
1893 #include <$cf_header>],
1894 [int x = optind; char *y = optarg],
1895 [cf_cv_getopt_header=$cf_header
1896  break])
1897 done
1898 ])
1899 if test $cf_cv_getopt_header != none ; then
1900         AC_DEFINE(HAVE_GETOPT_HEADER)
1901 fi
1902 ])dnl
1903 dnl ---------------------------------------------------------------------------
1904 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
1905 dnl ----------------
1906 AC_DEFUN([CF_GNAT_GENERICS],
1907 [
1908 AC_REQUIRE([CF_GNAT_VERSION])
1909
1910 AC_MSG_CHECKING(if GNAT supports generics)
1911 case $cf_gnat_version in #(vi
1912 3.[[1-9]]*|[[4-9]].*) #(vi
1913         cf_gnat_generics=yes
1914         ;;
1915 *)
1916         cf_gnat_generics=no
1917         ;;
1918 esac
1919 AC_MSG_RESULT($cf_gnat_generics)
1920
1921 if test "$cf_gnat_generics" = yes
1922 then
1923         cf_compile_generics=generics
1924         cf_generic_objects="\${GENOBJS}"
1925 else
1926         cf_compile_generics=
1927         cf_generic_objects=
1928 fi
1929
1930 AC_SUBST(cf_compile_generics)
1931 AC_SUBST(cf_generic_objects)
1932 ])dnl
1933 dnl ---------------------------------------------------------------------------
1934 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
1935 dnl --------------------
1936 dnl Check if the gnat pragma "Unreferenced" works.
1937 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
1938 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
1939 CF_GNAT_TRY_LINK([procedure conftest;],
1940 [with Text_IO;
1941 with GNAT.OS_Lib;
1942 procedure conftest is
1943    test : Integer;
1944    pragma Unreferenced (test);
1945 begin
1946    test := 1;
1947    Text_IO.Put ("Hello World");
1948    Text_IO.New_Line;
1949    GNAT.OS_Lib.OS_Exit (0);
1950 end conftest;],
1951         [cf_cv_pragma_unreferenced=yes],
1952         [cf_cv_pragma_unreferenced=no])])
1953
1954 # if the pragma is supported, use it (needed in the Trace code).
1955 if test $cf_cv_pragma_unreferenced = yes ; then
1956         PRAGMA_UNREF=TRUE
1957 else
1958         PRAGMA_UNREF=FALSE
1959 fi
1960 AC_SUBST(PRAGMA_UNREF)
1961 ])dnl
1962 dnl ---------------------------------------------------------------------------
1963 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
1964 dnl ----------------
1965 dnl GNAT projects are configured with ".gpr" project files.
1966 dnl GNAT libraries are a further development, using the project feature.
1967 AC_DEFUN([CF_GNAT_PROJECTS],
1968 [
1969 AC_REQUIRE([CF_GNAT_VERSION])
1970
1971 cf_gnat_libraries=no
1972 cf_gnat_projects=no
1973
1974 AC_MSG_CHECKING(if GNAT supports project files)
1975 case $cf_gnat_version in #(vi
1976 3.[[0-9]]*) #(vi
1977         ;;
1978 *)
1979         case $cf_cv_system_name in #(vi
1980         cygwin*) #(vi
1981                 ;;
1982         *)
1983                 mkdir conftest.src conftest.bin conftest.lib
1984                 cd conftest.src
1985                 rm -rf conftest* *~conftest*
1986                 cat >>library.gpr <<CF_EOF
1987 project Library is
1988   Kind := External ("LIB_KIND");
1989   for Library_Name use "ConfTest";
1990   for Object_Dir use ".";
1991   for Library_ALI_Dir use External("LIBRARY_DIR");
1992   for Library_Version use External ("SONAME");
1993   for Library_Kind use Kind;
1994   for Library_Dir use External("BUILD_DIR");
1995   Source_Dir := External ("SOURCE_DIR");
1996   for Source_Dirs use (Source_Dir);
1997   package Compiler is
1998      for Default_Switches ("Ada") use
1999        ("-g",
2000         "-O2",
2001         "-gnatafno",
2002         "-gnatVa",   -- All validity checks
2003         "-gnatwa");  -- Activate all optional errors
2004   end Compiler;
2005 end Library;
2006 CF_EOF
2007                 cat >>confpackage.ads <<CF_EOF
2008 package ConfPackage is
2009    procedure conftest;
2010 end ConfPackage;
2011 CF_EOF
2012                 cat >>confpackage.adb <<CF_EOF
2013 with Text_IO;
2014 package body ConfPackage is
2015    procedure conftest is
2016    begin
2017       Text_IO.Put ("Hello World");
2018       Text_IO.New_Line;
2019    end conftest;
2020 end ConfPackage;
2021 CF_EOF
2022                 if ( $cf_ada_make $ADAFLAGS \
2023                                 -Plibrary.gpr \
2024                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2025                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2026                                 -XSOURCE_DIR=`pwd` \
2027                                 -XSONAME=libConfTest.so.1 \
2028                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2029                         cf_gnat_projects=yes
2030                 fi
2031                 cd ..
2032                 if test -f conftest.lib/confpackage.ali
2033                 then
2034                         cf_gnat_libraries=yes
2035                 fi
2036                 rm -rf conftest* *~conftest*
2037                 ;;
2038         esac
2039         ;;
2040 esac
2041 AC_MSG_RESULT($cf_gnat_projects)
2042
2043 if test $cf_gnat_projects = yes
2044 then
2045         AC_MSG_CHECKING(if GNAT supports libraries)
2046         AC_MSG_RESULT($cf_gnat_libraries)
2047 fi
2048
2049 if test "$cf_gnat_projects" = yes
2050 then
2051         USE_OLD_MAKERULES="#"
2052         USE_GNAT_PROJECTS=""
2053 else
2054         USE_OLD_MAKERULES=""
2055         USE_GNAT_PROJECTS="#"
2056 fi
2057
2058 if test "$cf_gnat_libraries" = yes
2059 then
2060         USE_GNAT_LIBRARIES=""
2061 else
2062         USE_GNAT_LIBRARIES="#"
2063 fi
2064
2065 AC_SUBST(USE_OLD_MAKERULES)
2066 AC_SUBST(USE_GNAT_PROJECTS)
2067 AC_SUBST(USE_GNAT_LIBRARIES)
2068 ])dnl
2069 dnl ---------------------------------------------------------------------------
2070 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2071 dnl --------------
2072 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2073 dnl is noted that gnat may compile a tasking unit even for configurations which
2074 dnl fail at runtime.
2075 AC_DEFUN([CF_GNAT_SIGINT],[
2076 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2077 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2078
2079 package ConfTest is
2080
2081    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2082    pragma Unreserve_All_Interrupts;
2083    pragma Warnings (On);
2084
2085    protected Process is
2086       procedure Stop;
2087       function Continue return Boolean;
2088       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2089    private
2090       Done : Boolean := False;
2091    end Process;
2092
2093 end ConfTest;],
2094 [package body ConfTest is
2095    protected body Process is
2096       procedure Stop is
2097       begin
2098          Done := True;
2099       end Stop;
2100       function Continue return Boolean is
2101       begin
2102          return not Done;
2103       end Continue;
2104    end Process;
2105 end ConfTest;],
2106         [cf_cv_gnat_sigint=yes],
2107         [cf_cv_gnat_sigint=no])])
2108
2109 if test $cf_cv_gnat_sigint = yes ; then
2110         USE_GNAT_SIGINT=""
2111 else
2112         USE_GNAT_SIGINT="#"
2113 fi
2114 AC_SUBST(USE_GNAT_SIGINT)
2115 ])dnl
2116 dnl ---------------------------------------------------------------------------
2117 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2118 dnl ----------------
2119 dnl Verify that a test program compiles/links with GNAT.
2120 dnl $cf_ada_make is set to the program that compiles/links
2121 dnl $ADAFLAGS may be set to the GNAT flags.
2122 dnl
2123 dnl $1 is the text of the spec
2124 dnl $2 is the text of the body
2125 dnl $3 is the shell command to execute if successful
2126 dnl $4 is the shell command to execute if not successful
2127 AC_DEFUN([CF_GNAT_TRY_LINK],
2128 [
2129 rm -rf conftest* *~conftest*
2130 cat >>conftest.ads <<CF_EOF
2131 $1
2132 CF_EOF
2133 cat >>conftest.adb <<CF_EOF
2134 $2
2135 CF_EOF
2136 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2137 ifelse($3,,      :,[      $3])
2138 ifelse($4,,,[else
2139    $4])
2140 fi
2141 rm -rf conftest* *~conftest*
2142 ])dnl
2143 dnl ---------------------------------------------------------------------------
2144 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2145 dnl ---------------
2146 dnl Verify that a test program compiles and runs with GNAT
2147 dnl $cf_ada_make is set to the program that compiles/links
2148 dnl $ADAFLAGS may be set to the GNAT flags.
2149 dnl
2150 dnl $1 is the text of the spec
2151 dnl $2 is the text of the body
2152 dnl $3 is the shell command to execute if successful
2153 dnl $4 is the shell command to execute if not successful
2154 AC_DEFUN([CF_GNAT_TRY_RUN],
2155 [
2156 rm -rf conftest* *~conftest*
2157 cat >>conftest.ads <<CF_EOF
2158 $1
2159 CF_EOF
2160 cat >>conftest.adb <<CF_EOF
2161 $2
2162 CF_EOF
2163 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2164    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2165 ifelse($3,,      :,[      $3])
2166 ifelse($4,,,[   else
2167       $4])
2168    fi
2169 ifelse($4,,,[else
2170    $4])
2171 fi
2172 rm -rf conftest* *~conftest*
2173 ])dnl
2174 dnl ---------------------------------------------------------------------------
2175 dnl CF_GNAT_VERSION version: 17 updated: 2011/03/23 20:24:41
2176 dnl ---------------
2177 dnl Verify version of GNAT.
2178 AC_DEFUN([CF_GNAT_VERSION],
2179 [
2180 AC_MSG_CHECKING(for gnat version)
2181 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2182         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2183     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2184 AC_MSG_RESULT($cf_gnat_version)
2185
2186 case $cf_gnat_version in #(vi
2187 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*) #(vi
2188         cf_cv_prog_gnat_correct=yes
2189         ;;
2190 *)
2191         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2192         cf_cv_prog_gnat_correct=no
2193         ;;
2194 esac
2195 ])
2196 dnl ---------------------------------------------------------------------------
2197 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2198 dnl -------------
2199 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2200 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2201 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2202 dnl since it is interwoven with GNU extensions.
2203 dnl
2204 dnl Well, yes we could work around it...
2205 AC_DEFUN([CF_GNU_SOURCE],
2206 [
2207 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2208 AC_TRY_COMPILE([#include <sys/types.h>],[
2209 #ifndef _XOPEN_SOURCE
2210 make an error
2211 #endif],
2212         [cf_cv_gnu_source=no],
2213         [cf_save="$CPPFLAGS"
2214          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2215          AC_TRY_COMPILE([#include <sys/types.h>],[
2216 #ifdef _XOPEN_SOURCE
2217 make an error
2218 #endif],
2219         [cf_cv_gnu_source=no],
2220         [cf_cv_gnu_source=yes])
2221         CPPFLAGS="$cf_save"
2222         ])
2223 ])
2224 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2225 ])dnl
2226 dnl ---------------------------------------------------------------------------
2227 dnl CF_GPP_LIBRARY version: 10 updated: 2010/05/29 16:31:02
2228 dnl --------------
2229 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2230 dnl problem :-).  If we have the compiler but no library, we'll be able to
2231 dnl configure, but won't be able to build the c++ demo program.
2232 AC_DEFUN([CF_GPP_LIBRARY],
2233 [
2234 cf_cxx_library=unknown
2235 case $cf_cv_system_name in #(vi
2236 os2*) #(vi
2237         cf_gpp_libname=gpp
2238         ;;
2239 *)
2240         cf_gpp_libname=g++
2241         ;;
2242 esac
2243 if test "$GXX" = yes; then
2244         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2245         cf_save="$LIBS"
2246         CF_ADD_LIB($cf_gpp_libname)
2247         AC_TRY_LINK([
2248 #include <$cf_gpp_libname/builtin.h>
2249         ],
2250         [two_arg_error_handler_t foo2 = lib_error_handler],
2251         [cf_cxx_library=yes
2252          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2253          if test "$cf_gpp_libname" = cpp ; then
2254             AC_DEFINE(HAVE_GPP_BUILTIN_H)
2255          else
2256             AC_DEFINE(HAVE_GXX_BUILTIN_H)
2257          fi],
2258         [AC_TRY_LINK([
2259 #include <builtin.h>
2260         ],
2261         [two_arg_error_handler_t foo2 = lib_error_handler],
2262         [cf_cxx_library=yes
2263          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2264          AC_DEFINE(HAVE_BUILTIN_H)],
2265         [cf_cxx_library=no])])
2266         LIBS="$cf_save"
2267         AC_MSG_RESULT($cf_cxx_library)
2268 fi
2269 ])dnl
2270 dnl ---------------------------------------------------------------------------
2271 dnl CF_GXX_VERSION version: 6 updated: 2010/10/23 15:44:18
2272 dnl --------------
2273 dnl Check for version of g++
2274 AC_DEFUN([CF_GXX_VERSION],[
2275 AC_REQUIRE([AC_PROG_CPP])
2276 GXX_VERSION=none
2277 if test "$GXX" = yes; then
2278         AC_MSG_CHECKING(version of g++)
2279         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2280         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2281         AC_MSG_RESULT($GXX_VERSION)
2282 fi
2283 ])dnl
2284 dnl ---------------------------------------------------------------------------
2285 dnl CF_GXX_WARNINGS version: 6 updated: 2010/08/14 18:25:37
2286 dnl ---------------
2287 dnl Check if the compiler supports useful warning options.
2288 dnl
2289 dnl Most of gcc's options apply to g++, except:
2290 dnl     -Wbad-function-cast
2291 dnl     -Wmissing-declarations
2292 dnl     -Wnested-externs
2293 dnl
2294 dnl Omit a few (for now):
2295 dnl     -Winline
2296 dnl
2297 dnl Parameter:
2298 dnl     $1 is an optional list of g++ warning flags that a particular
2299 dnl             application might want to use, e.g., "no-unused" for
2300 dnl             -Wno-unused
2301 dnl Special:
2302 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2303 dnl
2304 AC_DEFUN([CF_GXX_WARNINGS],
2305 [
2306
2307 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2308
2309 AC_REQUIRE([CF_GXX_VERSION])
2310
2311 AC_LANG_SAVE
2312 AC_LANG_CPLUSPLUS
2313
2314 cat > conftest.$ac_ext <<EOF
2315 #line __oline__ "configure"
2316 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2317 EOF
2318
2319 if test "$INTEL_CPLUSPLUS" = yes
2320 then
2321 # The "-wdXXX" options suppress warnings:
2322 # remark #1419: external declaration in primary source file
2323 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2324 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2325 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2326 # remark #193: zero used for undefined preprocessing identifier
2327 # remark #593: variable "curs_sb_left_arrow" was set but never used
2328 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2329 # remark #869: parameter "tw" was never referenced
2330 # remark #981: operands are evaluated in unspecified order
2331 # warning #269: invalid format string conversion
2332
2333         AC_CHECKING([for $CC warning options])
2334         cf_save_CXXFLAGS="$CXXFLAGS"
2335         EXTRA_CXXFLAGS="-Wall"
2336         for cf_opt in \
2337                 wd1419 \
2338                 wd1682 \
2339                 wd1683 \
2340                 wd1684 \
2341                 wd193 \
2342                 wd279 \
2343                 wd593 \
2344                 wd810 \
2345                 wd869 \
2346                 wd981
2347         do
2348                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2349                 if AC_TRY_EVAL(ac_compile); then
2350                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2351                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2352                 fi
2353         done
2354         CXXFLAGS="$cf_save_CXXFLAGS"
2355
2356 elif test "$GXX" = yes
2357 then
2358         AC_CHECKING([for $CXX warning options])
2359         cf_save_CXXFLAGS="$CXXFLAGS"
2360         EXTRA_CXXFLAGS="-W -Wall"
2361         cf_gxx_extra_warnings=""
2362         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2363         case "$GCC_VERSION" in
2364         [[1-2]].*)
2365                 ;;
2366         *)
2367                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2368                 ;;
2369         esac
2370         for cf_opt in \
2371                 Wabi \
2372                 fabi-version=0 \
2373                 Woverloaded-virtual \
2374                 Wsign-promo \
2375                 Wsynth \
2376                 Wold-style-cast \
2377                 Wcast-align \
2378                 Wcast-qual \
2379                 Wmissing-prototypes \
2380                 Wpointer-arith \
2381                 Wshadow \
2382                 Wstrict-prototypes \
2383                 Wundef $cf_gxx_extra_warnings $1
2384         do
2385                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2386                 if AC_TRY_EVAL(ac_compile); then
2387                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2388                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2389                 else
2390                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2391                 fi
2392         done
2393         CXXFLAGS="$cf_save_CXXFLAGS"
2394 fi
2395
2396 rm -rf conftest*
2397 AC_LANG_RESTORE
2398 AC_SUBST(EXTRA_CXXFLAGS)
2399 ])dnl
2400 dnl ---------------------------------------------------------------------------
2401 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2402 dnl ------------
2403 dnl Look for an instance of the Berkeley hashed database.
2404 dnl
2405 dnl $1 = optional parameter, to specify install-prefix for the database.
2406 AC_DEFUN([CF_HASHED_DB],
2407 [
2408 ifelse([$1],,,[
2409 case $1 in #(vi
2410 yes|*able*) #(vi
2411     ;;
2412 *)
2413     if test -d "$1" ; then
2414         CF_ADD_INCDIR($1/include)
2415         CF_ADD_LIBDIR($1/lib)
2416     fi
2417 esac
2418 ])
2419 AC_CHECK_HEADER(db.h,[
2420 CF_HASHED_DB_VERSION
2421 if test "$cf_cv_hashed_db_version" = unknown ; then
2422         AC_MSG_ERROR(Cannot determine version of db)
2423 else
2424         CF_HASHED_DB_LIBS
2425         if test "$cf_cv_hashed_db_libs" = unknown ; then
2426                 AC_MSG_ERROR(Cannot determine library for db)
2427         elif test "$cf_cv_hashed_db_libs" != default ; then
2428                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2429         fi
2430 fi
2431 ],[
2432         AC_MSG_ERROR(Cannot find db.h)
2433 ])
2434 ])dnl
2435 dnl ---------------------------------------------------------------------------
2436 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2437 dnl -----------------
2438 dnl Given that we have the header and version for hashed database, find the
2439 dnl library information.
2440 AC_DEFUN([CF_HASHED_DB_LIBS],
2441 [
2442 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2443 cf_cv_hashed_db_libs=unknown
2444 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2445 do
2446         cf_save_libs="$LIBS"
2447         if test -n "$cf_db_libs"; then
2448                 CF_ADD_LIB($cf_db_libs)
2449         fi
2450         CF_MSG_LOG(checking for library "$cf_db_libs")
2451         AC_TRY_LINK([
2452 $ac_includes_default
2453 #include <db.h>
2454 ],[
2455         char *path = "/tmp/foo";
2456 #ifdef DB_VERSION_MAJOR
2457 #if DB_VERSION_MAJOR >= 4
2458         DB *result = 0;
2459         db_create(&result, NULL, 0);
2460         result->open(result,
2461                 NULL,
2462                 path,
2463                 path,
2464                 DB_HASH,
2465                 DB_CREATE,
2466                 0644);
2467 #elif DB_VERSION_MAJOR >= 3
2468         DB *result = 0;
2469         db_create(&result, NULL, 0);
2470         result->open(result,
2471                 path,
2472                 path,
2473                 DB_HASH,
2474                 DB_CREATE,
2475                 0644);
2476 #elif DB_VERSION_MAJOR >= 2
2477         DB *result = 0;
2478         db_open(path,
2479                 DB_HASH,
2480                 DB_CREATE,
2481                 0644,
2482                 (DB_ENV *) 0,
2483                 (DB_INFO *) 0,
2484                 &result);
2485 #endif /* DB_VERSION_MAJOR */
2486 #else
2487         DB *result = dbopen(path,
2488                      2,
2489                      0644,
2490                      DB_HASH,
2491                      0);
2492 #endif
2493         ${cf_cv_main_return:-return}(result != 0)
2494 ],[
2495         if test -n "$cf_db_libs" ; then
2496                 cf_cv_hashed_db_libs=$cf_db_libs
2497         else
2498                 cf_cv_hashed_db_libs=default
2499         fi
2500         LIBS="$cf_save_libs"
2501         break
2502 ])
2503         LIBS="$cf_save_libs"
2504 done
2505 ])
2506 ])dnl
2507 dnl ---------------------------------------------------------------------------
2508 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2509 dnl --------------------
2510 dnl Given that we have the header file for hashed database, find the version
2511 dnl information.
2512 AC_DEFUN([CF_HASHED_DB_VERSION],
2513 [
2514 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2515 cf_cv_hashed_db_version=unknown
2516
2517 for cf_db_version in 1 2 3 4 5
2518 do
2519         CF_MSG_LOG(checking for db version $cf_db_version)
2520         AC_TRY_COMPILE([
2521 $ac_includes_default
2522 #include <db.h>
2523
2524 #ifdef DB_VERSION_MAJOR
2525         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2526 #if $cf_db_version == DB_VERSION_MAJOR
2527         /* ok */
2528 #else
2529         make an error
2530 #endif
2531 #else
2532 #if $cf_db_version == 1
2533         /* ok: assuming this is DB 1.8.5 */
2534 #else
2535         make an error
2536 #endif
2537 #endif
2538 ],[DBT *foo = 0],[
2539         cf_cv_hashed_db_version=$cf_db_version
2540         break
2541         ])
2542 done
2543 ])
2544 ])dnl
2545 dnl ---------------------------------------------------------------------------
2546 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2547 dnl --------------
2548 dnl Construct a search-list of directories for a nonstandard header-file
2549 dnl
2550 dnl Parameters
2551 dnl     $1 = the variable to return as result
2552 dnl     $2 = the package name
2553 AC_DEFUN([CF_HEADER_PATH],
2554 [
2555 $1=
2556
2557 # collect the current set of include-directories from compiler flags
2558 cf_header_path_list=""
2559 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2560         for cf_header_path in $CPPFLAGS $CFLAGS
2561         do
2562                 case $cf_header_path in #(vi
2563                 -I*)
2564                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2565                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2566                         cf_header_path_list="$cf_header_path_list [$]$1"
2567                         ;;
2568                 esac
2569         done
2570 fi
2571
2572 # add the variations for the package we are looking for
2573 CF_SUBDIR_PATH($1,$2,include)
2574
2575 test "$includedir" != NONE && \
2576 test "$includedir" != "/usr/include" && \
2577 test -d "$includedir" && {
2578         test -d $includedir &&    $1="[$]$1 $includedir"
2579         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2580 }
2581
2582 test "$oldincludedir" != NONE && \
2583 test "$oldincludedir" != "/usr/include" && \
2584 test -d "$oldincludedir" && {
2585         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2586         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2587 }
2588
2589 $1="[$]$1 $cf_header_path_list"
2590 ])dnl
2591 dnl ---------------------------------------------------------------------------
2592 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2593 dnl ---------------
2594 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2595 AC_DEFUN([CF_HELP_MESSAGE],
2596 [AC_DIVERT_HELP([$1])dnl
2597 ])dnl
2598 dnl ---------------------------------------------------------------------------
2599 dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
2600 dnl ---------------
2601 dnl Construct the list of include-options according to whether we're building
2602 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2603 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2604 dnl since that usually breaks gcc's shadow-includes.
2605 AC_DEFUN([CF_INCLUDE_DIRS],
2606 [
2607 CPPFLAGS="$CPPFLAGS -I. -I../include"
2608 if test "$srcdir" != "."; then
2609         CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
2610 fi
2611 if test "$GCC" != yes; then
2612         CPPFLAGS="$CPPFLAGS -I\${includedir}"
2613 elif test "$includedir" != "/usr/include"; then
2614         if test "$includedir" = '${prefix}/include' ; then
2615                 if test $prefix != /usr ; then
2616                         CPPFLAGS="$CPPFLAGS -I\${includedir}"
2617                 fi
2618         else
2619                 CPPFLAGS="$CPPFLAGS -I\${includedir}"
2620         fi
2621 fi
2622 AC_SUBST(CPPFLAGS)
2623 ])dnl
2624 dnl ---------------------------------------------------------------------------
2625 dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
2626 dnl -----------------
2627 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2628 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2629 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2630 dnl
2631 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2632 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2633 dnl the wrappers for gcc and g++ warnings.
2634 dnl
2635 dnl $1 = GCC (default) or GXX
2636 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2637 dnl $3 = CFLAGS (default) or CXXFLAGS
2638 AC_DEFUN([CF_INTEL_COMPILER],[
2639 ifelse([$2],,INTEL_COMPILER,[$2])=no
2640
2641 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2642         case $host_os in
2643         linux*|gnu*)
2644                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2645                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2646                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2647                 AC_TRY_COMPILE([],[
2648 #ifdef __INTEL_COMPILER
2649 #else
2650 make an error
2651 #endif
2652 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2653 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2654 ],[])
2655                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2656                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2657                 ;;
2658         esac
2659 fi
2660 ])dnl
2661 dnl ---------------------------------------------------------------------------
2662 dnl CF_ISASCII version: 3 updated: 2000/08/12 23:18:52
2663 dnl ----------
2664 dnl Check if we have either a function or macro for 'isascii()'.
2665 AC_DEFUN([CF_ISASCII],
2666 [
2667 AC_MSG_CHECKING(for isascii)
2668 AC_CACHE_VAL(cf_cv_have_isascii,[
2669         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2670         [cf_cv_have_isascii=yes],
2671         [cf_cv_have_isascii=no])
2672 ])dnl
2673 AC_MSG_RESULT($cf_cv_have_isascii)
2674 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII)
2675 ])dnl
2676 dnl ---------------------------------------------------------------------------
2677 dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
2678 dnl ------------
2679 dnl Add checks for large file support.
2680 AC_DEFUN([CF_LARGEFILE],[
2681 ifdef([AC_FUNC_FSEEKO],[
2682     AC_SYS_LARGEFILE
2683     if test "$enable_largefile" != no ; then
2684         AC_FUNC_FSEEKO
2685
2686         # Normally we would collect these definitions in the config.h,
2687         # but (like _XOPEN_SOURCE), some environments rely on having these
2688         # defined before any of the system headers are included.  Another
2689         # case comes up with C++, e.g., on AIX the compiler compiles the
2690         # header files by themselves before looking at the body files it is
2691         # told to compile.  For ncurses, those header files do not include
2692         # the config.h
2693         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2694         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2695         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2696
2697         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2698                 AC_TRY_COMPILE([
2699 #include <sys/types.h>
2700 #include <dirent.h>
2701                 ],[
2702                 /* if transitional largefile support is setup, this is true */
2703                 extern struct dirent64 * readdir(DIR *);
2704                 struct dirent64 *x = readdir((DIR *)0);
2705                 struct dirent *y = readdir((DIR *)0);
2706                 int z = x - y;
2707                 ],
2708                 [cf_cv_struct_dirent64=yes],
2709                 [cf_cv_struct_dirent64=no])
2710         ])
2711         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
2712     fi
2713 ])
2714 ])
2715 dnl ---------------------------------------------------------------------------
2716 dnl CF_LDFLAGS_STATIC version: 9 updated: 2011/07/02 15:36:04
2717 dnl -----------------
2718 dnl Check for compiler/linker flags used to temporarily force usage of static
2719 dnl libraries.  This depends on the compiler and platform.  Use this to help
2720 dnl ensure that the linker picks up a given library based on its position in
2721 dnl the list of linker options and libraries.
2722 AC_DEFUN([CF_LDFLAGS_STATIC],[
2723
2724 if test "$GCC" = yes ; then
2725         case $cf_cv_system_name in #(
2726         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2727                 LDFLAGS_STATIC=
2728                 LDFLAGS_SHARED=
2729                 ;;
2730     *)  #( normally, except when broken
2731         LDFLAGS_STATIC=-static
2732         LDFLAGS_SHARED=-dynamic
2733         ;;
2734     esac
2735 else
2736         case $cf_cv_system_name in #(
2737         aix[[4-7]]*)    #( from ld manpage
2738                 LDFLAGS_STATIC=-bstatic
2739                 LDFLAGS_SHARED=-bdynamic
2740                 ;;
2741         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2742                 # We could also use just "archive" and "shared".
2743                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2744                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2745                 ;;
2746         irix*)          #( from ld manpage IRIX64
2747                 LDFLAGS_STATIC=-Bstatic
2748                 LDFLAGS_SHARED=-Bdynamic
2749                 ;;
2750         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2751                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2752                 LDFLAGS_STATIC=-noso
2753                 LDFLAGS_SHARED=-so_archive
2754                 ;;
2755         solaris2*)
2756                 LDFLAGS_STATIC=-Bstatic
2757                 LDFLAGS_SHARED=-Bdynamic
2758                 ;;
2759         esac
2760 fi
2761
2762 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2763 then
2764         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2765
2766         rm -f libconftest.a
2767         cat >conftest.$ac_ext <<EOF
2768 #line __oline__ "configure"
2769 #include <stdio.h>
2770 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2771 EOF
2772         if AC_TRY_EVAL(ac_compile) ; then
2773                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
2774                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
2775         fi
2776         rm -f conftest.*
2777
2778         cf_save_LIBS="$LIBS"
2779
2780         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
2781         AC_TRY_LINK([
2782 #line __oline__ "configure"
2783 #include <stdio.h>
2784 int cf_ldflags_static(FILE *fp);
2785 ],[
2786         return cf_ldflags_static(stdin);
2787 ],[cf_ldflags_static=yes],[cf_ldflags_static=no])
2788
2789         rm -f libconftest.*
2790         LIBS="$cf_save_LIBS"
2791
2792         AC_MSG_RESULT($cf_ldflags_static)
2793
2794         if test $cf_ldflags_static != yes
2795         then
2796                 LDFLAGS_STATIC=
2797                 LDFLAGS_SHARED=
2798         fi
2799 else
2800         LDFLAGS_STATIC=
2801         LDFLAGS_SHARED=
2802 fi
2803
2804 AC_SUBST(LDFLAGS_STATIC)
2805 AC_SUBST(LDFLAGS_SHARED)
2806 ])
2807 dnl ---------------------------------------------------------------------------
2808 dnl CF_LD_RPATH_OPT version: 4 updated: 2011/06/04 20:09:13
2809 dnl ---------------
2810 dnl For the given system and compiler, find the compiler flags to pass to the
2811 dnl loader to use the "rpath" feature.
2812 AC_DEFUN([CF_LD_RPATH_OPT],
2813 [
2814 AC_REQUIRE([CF_CHECK_CACHE])
2815
2816 LD_RPATH_OPT=
2817 AC_MSG_CHECKING(for an rpath option)
2818 case $cf_cv_system_name in #(vi
2819 irix*) #(vi
2820         if test "$GCC" = yes; then
2821                 LD_RPATH_OPT="-Wl,-rpath,"
2822         else
2823                 LD_RPATH_OPT="-rpath "
2824         fi
2825         ;;
2826 linux*|gnu*|k*bsd*-gnu) #(vi
2827         LD_RPATH_OPT="-Wl,-rpath,"
2828         ;;
2829 openbsd[[2-9]].*|mirbsd*) #(vi
2830         LD_RPATH_OPT="-Wl,-rpath,"
2831         ;;
2832 freebsd*) #(vi
2833         LD_RPATH_OPT="-rpath "
2834         ;;
2835 netbsd*) #(vi
2836         LD_RPATH_OPT="-Wl,-rpath,"
2837         ;;
2838 osf*|mls+*) #(vi
2839         LD_RPATH_OPT="-rpath "
2840         ;;
2841 solaris2*) #(vi
2842         LD_RPATH_OPT="-R"
2843         ;;
2844 *)
2845         ;;
2846 esac
2847 AC_MSG_RESULT($LD_RPATH_OPT)
2848
2849 case "x$LD_RPATH_OPT" in #(vi
2850 x-R*)
2851         AC_MSG_CHECKING(if we need a space after rpath option)
2852         cf_save_LIBS="$LIBS"
2853         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
2854         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
2855         LIBS="$cf_save_LIBS"
2856         AC_MSG_RESULT($cf_rpath_space)
2857         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
2858         ;;
2859 esac
2860 ])dnl
2861 dnl ---------------------------------------------------------------------------
2862 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
2863 dnl ---------------
2864 dnl Construct a search-list of directories for a nonstandard library-file
2865 dnl
2866 dnl Parameters
2867 dnl     $1 = the variable to return as result
2868 dnl     $2 = the package name
2869 AC_DEFUN([CF_LIBRARY_PATH],
2870 [
2871 $1=
2872 cf_library_path_list=""
2873 if test -n "${LDFLAGS}${LIBS}" ; then
2874         for cf_library_path in $LDFLAGS $LIBS
2875         do
2876                 case $cf_library_path in #(vi
2877                 -L*)
2878                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
2879                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
2880                         cf_library_path_list="$cf_library_path_list [$]$1"
2881                         ;;
2882                 esac
2883         done
2884 fi
2885
2886 CF_SUBDIR_PATH($1,$2,lib)
2887
2888 $1="$cf_library_path_list [$]$1"
2889 ])dnl
2890 dnl ---------------------------------------------------------------------------
2891 dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
2892 dnl -------------
2893 dnl Compute the library-prefix for the given host system
2894 dnl $1 = variable to set
2895 AC_DEFUN([CF_LIB_PREFIX],
2896 [
2897         case $cf_cv_system_name in #(vi
2898         OS/2*|os2*) #(vi
2899         LIB_PREFIX=''
2900         ;;
2901         *)      LIB_PREFIX='lib'
2902         ;;
2903         esac
2904 ifelse($1,,,[$1=$LIB_PREFIX])
2905         AC_SUBST(LIB_PREFIX)
2906 ])dnl
2907 dnl ---------------------------------------------------------------------------
2908 dnl CF_LIB_RULES version: 61 updated: 2010/10/23 16:10:30
2909 dnl ------------
2910 dnl Append definitions and rules for the given models to the subdirectory
2911 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
2912 dnl subdirectory is a library-source directory, modify the LIBS_TO_MAKE list in
2913 dnl the corresponding makefile to list the models that we'll generate.
2914 dnl
2915 dnl For shared libraries, make a list of symbolic links to construct when
2916 dnl generating each library.  The convention used for Linux is the simplest
2917 dnl one:
2918 dnl     lib<name>.so    ->
2919 dnl     lib<name>.so.<major>    ->
2920 dnl     lib<name>.so.<maj>.<minor>
2921 AC_DEFUN([CF_LIB_RULES],
2922 [
2923 CF_LIB_PREFIX(cf_prefix)
2924 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
2925
2926 if test $cf_cv_shlib_version = cygdll ; then
2927         TINFO_NAME=$TINFO_ARG_SUFFIX
2928         TINFO_SUFFIX=.dll
2929 fi
2930
2931 if test -n "$TINFO_SUFFIX" ; then
2932         case $TINFO_SUFFIX in
2933         tw*)
2934                 TINFO_NAME="${TINFO_NAME}tw"
2935                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
2936                 ;;
2937         t*)
2938                 TINFO_NAME="${TINFO_NAME}t"
2939                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
2940                 ;;
2941         w*)
2942                 TINFO_NAME="${TINFO_NAME}w"
2943                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
2944                 ;;
2945         esac
2946 fi
2947
2948 for cf_dir in $SRC_SUBDIRS
2949 do
2950         if test ! -d $srcdir/$cf_dir ; then
2951                 continue
2952         elif test -f $srcdir/$cf_dir/modules; then
2953
2954                 SHARED_LIB=
2955                 LIBS_TO_MAKE=
2956                 for cf_item in $cf_LIST_MODELS
2957                 do
2958                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
2959                         if test $cf_item = shared ; then
2960                         if test "$cf_cv_do_symlinks" = yes ; then
2961                                 case "$cf_cv_shlib_version" in #(vi
2962                                 rel) #(vi
2963                                         case "$cf_cv_system_name" in #(vi
2964                                         darwin*)
2965                                         case .${LIB_SUFFIX} in
2966                                         .tw*)
2967                                                 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
2968                                                 cf_suffix=tw'.${REL_VERSION}'"$cf_suffix"
2969                                                 ;;
2970                                         .t*)
2971                                                 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
2972                                                 cf_suffix=t'.${REL_VERSION}'"$cf_suffix"
2973                                                 ;;
2974                                         .w*)
2975                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
2976                                                 cf_suffix=w'.${REL_VERSION}'"$cf_suffix"
2977                                                 ;;
2978                                         *)
2979                                                 cf_suffix='.${REL_VERSION}'"$cf_suffix"
2980                                                 ;;
2981                                         esac
2982                                         ;; #(vi
2983                                         *) cf_suffix="$cf_suffix"'.${REL_VERSION}' ;;
2984                                         esac
2985                                         ;;
2986                                 abi)
2987                                         case "$cf_cv_system_name" in #(vi
2988                                         darwin*)
2989                                         case .${LIB_SUFFIX} in
2990                                         .tw*)
2991                                                 cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
2992                                                 cf_suffix=tw'.${ABI_VERSION}'"$cf_suffix"
2993                                                 ;;
2994                                         .t*)
2995                                                 cf_suffix=`echo $cf_suffix | sed 's/^t//'`
2996                                                 cf_suffix=t'.${ABI_VERSION}'"$cf_suffix"
2997                                                 ;;
2998                                         .w*)
2999                                                 cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3000                                                 cf_suffix=w'.${ABI_VERSION}'"$cf_suffix"
3001                                                 ;;
3002                                         *)
3003                                                 cf_suffix='.${ABI_VERSION}'"$cf_suffix"
3004                                                 ;;
3005                                         esac
3006                                         ;; #(vi
3007                                         *) cf_suffix="$cf_suffix"'.${ABI_VERSION}' ;;
3008                                         esac
3009                                         ;;
3010                                 esac
3011                         fi
3012                         # cygwin needs import library, and has unique naming convention
3013                         # use autodetected ${cf_prefix} for import lib and static lib, but
3014                         # use 'cyg' prefix for shared lib.
3015                         if test $cf_cv_shlib_version = cygdll ; then
3016                                 cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3017                                 LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/cyg${cf_dir}${cf_cygsuf}"
3018                                 continue
3019                         fi
3020                         fi
3021                         LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/${cf_prefix}${cf_dir}${cf_suffix}"
3022                 done
3023
3024                 if test $cf_dir = ncurses ; then
3025                         cf_subsets="$LIB_SUBSETS"
3026                         cf_r_parts="$cf_subsets"
3027                         cf_liblist="$LIBS_TO_MAKE"
3028
3029                         while test -n "$cf_r_parts"
3030                         do
3031                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3032                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3033                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3034                                         cf_item=
3035                                         case $cf_l_parts in #(vi
3036                                         *termlib*) #(vi
3037                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3038                                                 ;;
3039                                         *ticlib*)
3040                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3041                                                 ;;
3042                                         *)
3043                                                 break
3044                                                 ;;
3045                                         esac
3046                                         if test -n "$cf_item"; then
3047                                                 LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE"
3048                                         fi
3049                                 else
3050                                         break
3051                                 fi
3052                         done
3053                 else
3054                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3055                 fi
3056
3057                 sed -e "s%@LIBS_TO_MAKE@%$LIBS_TO_MAKE%" \
3058                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3059                         $cf_dir/Makefile >$cf_dir/Makefile.out
3060                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3061
3062                 $AWK -f $srcdir/mk-0th.awk \
3063                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" \
3064                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3065
3066                 for cf_subset in $cf_subsets
3067                 do
3068                         cf_subdirs=
3069                         for cf_item in $cf_LIST_MODELS
3070                         do
3071                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3072                         CF_UPPER(cf_ITEM,$cf_item)
3073                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3074                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3075
3076                         # Test for case where we build libtinfo with a different name.
3077                         cf_libname=$cf_dir
3078                         if test $cf_dir = ncurses ; then
3079                                 case $cf_subset in
3080                                 *base*)
3081                                         cf_libname=${cf_libname}$LIB_SUFFIX
3082                                         ;;
3083                                 *termlib*)
3084                                         cf_libname=$TINFO_LIB_SUFFIX
3085                                         ;;
3086                                 ticlib*)
3087                                         cf_libname=$TICS_LIB_SUFFIX
3088                                         ;;
3089                                 esac
3090                         else
3091                                 cf_libname=${cf_libname}$LIB_SUFFIX
3092                         fi
3093                         if test -n "${DFT_ARG_SUFFIX}" ; then
3094                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3095                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3096                         fi
3097
3098                         # These dependencies really are for development, not
3099                         # builds, but they are useful in porting, too.
3100                         cf_depend="../include/ncurses_cfg.h"
3101                         if test "$srcdir" = "."; then
3102                                 cf_reldir="."
3103                         else
3104                                 cf_reldir="\${srcdir}"
3105                         fi
3106
3107                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3108                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3109                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3110                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3111                         fi
3112
3113                         cf_dir_suffix=
3114                         old_cf_suffix="$cf_suffix"
3115                         if test "$cf_cv_shlib_version_infix" = yes ; then
3116                         if test -n "$LIB_SUFFIX" ; then
3117                                 case $LIB_SUFFIX in
3118                                 tw*)
3119                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3120                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3121                                         cf_dir_suffix=tw
3122                                         ;;
3123                                 t*)
3124                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3125                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3126                                         cf_dir_suffix=t
3127                                         ;;
3128                                 w*)
3129                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3130                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3131                                         cf_dir_suffix=w
3132                                         ;;
3133                                 esac
3134                         fi
3135                         fi
3136
3137                         $AWK -f $srcdir/mk-1st.awk \
3138                                 name=${cf_libname}${cf_dir_suffix} \
3139                                 traces=$LIB_TRACING \
3140                                 MODEL=$cf_ITEM \
3141                                 model=$cf_subdir \
3142                                 prefix=$cf_prefix \
3143                                 suffix=$cf_suffix \
3144                                 subset=$cf_subset \
3145                                 SymLink="$LN_S" \
3146                                 TermlibRoot=$TINFO_NAME \
3147                                 TermlibSuffix=$TINFO_SUFFIX \
3148                                 ShlibVer=$cf_cv_shlib_version \
3149                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3150                                 ReLink=${cf_cv_do_relink:-no} \
3151                                 DoLinks=$cf_cv_do_symlinks \
3152                                 rmSoLocs=$cf_cv_rm_so_locs \
3153                                 ldconfig="$LDCONFIG" \
3154                                 overwrite=$WITH_OVERWRITE \
3155                                 depend="$cf_depend" \
3156                                 host="$host" \
3157                                 libtool_version="$LIBTOOL_VERSION" \
3158                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3159
3160                         cf_suffix="$old_cf_suffix"
3161
3162                         for cf_subdir2 in $cf_subdirs lib
3163                         do
3164                                 test $cf_subdir = $cf_subdir2 && break
3165                         done
3166                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3167                         $AWK -f $srcdir/mk-2nd.awk \
3168                                 name=$cf_dir \
3169                                 traces=$LIB_TRACING \
3170                                 MODEL=$cf_ITEM \
3171                                 model=$cf_subdir \
3172                                 subset=$cf_subset \
3173                                 srcdir=$srcdir \
3174                                 echo=$WITH_ECHO \
3175                                 crenames=$cf_cv_prog_CC_c_o \
3176                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3177                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3178                         cf_subdirs="$cf_subdirs $cf_subdir"
3179                         done
3180                 done
3181         fi
3182
3183         echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >>Makefile
3184 done
3185
3186 for cf_dir in $SRC_SUBDIRS
3187 do
3188         if test ! -d $srcdir/$cf_dir ; then
3189                 continue
3190         fi
3191
3192         if test -f $cf_dir/Makefile ; then
3193                 case "$cf_dir" in
3194                 Ada95) #(vi
3195                         echo 'libs \' >> Makefile
3196                         echo 'install.libs \' >> Makefile
3197                         echo 'uninstall.libs ::' >> Makefile
3198                         echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >> Makefile
3199                         ;;
3200                 esac
3201         fi
3202
3203         if test -f $srcdir/$cf_dir/modules; then
3204                 echo >> Makefile
3205                 if test -f $srcdir/$cf_dir/headers; then
3206 cat >> Makefile <<CF_EOF
3207 install.includes \\
3208 uninstall.includes \\
3209 CF_EOF
3210                 fi
3211 if test "$cf_dir" != "c++" ; then
3212 echo 'lint \' >> Makefile
3213 fi
3214 cat >> Makefile <<CF_EOF
3215 libs \\
3216 lintlib \\
3217 install.libs \\
3218 uninstall.libs \\
3219 install.$cf_dir \\
3220 uninstall.$cf_dir ::
3221         cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
3222 CF_EOF
3223         elif test -f $srcdir/$cf_dir/headers; then
3224 cat >> Makefile <<CF_EOF
3225
3226 libs \\
3227 install.libs \\
3228 uninstall.libs \\
3229 install.includes \\
3230 uninstall.includes ::
3231         cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
3232 CF_EOF
3233 fi
3234 done
3235
3236 cat >> Makefile <<CF_EOF
3237
3238 install.libs uninstall.libs \\
3239 install.data uninstall.data ::
3240 $MAKE_TERMINFO  cd misc && \${MAKE} \${CF_MFLAGS} \[$]@
3241 CF_EOF
3242
3243 if test "x$cf_with_manpages" = xyes; then
3244 cat >> Makefile <<CF_EOF
3245
3246 install.man \\
3247 uninstall.man ::
3248         cd man && \${MAKE} \${CF_MFLAGS} \[$]@
3249 CF_EOF
3250 fi
3251
3252 cat >> Makefile <<CF_EOF
3253
3254 distclean ::
3255         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3256         rm -f headers.sh headers.sed mk_shared_lib.sh
3257         rm -f edit_man.* man_alias.*
3258         rm -rf \${DIRS_TO_MAKE}
3259 CF_EOF
3260
3261 # Special case: tack's manpage lives in its own directory.
3262 if test "x$cf_with_manpages" = xyes; then
3263 if test -d tack ; then
3264 if test -f $srcdir/$tack.h; then
3265 cat >> Makefile <<CF_EOF
3266
3267 install.man \\
3268 uninstall.man ::
3269         cd tack && \${MAKE} \${CF_MFLAGS} \[$]@
3270 CF_EOF
3271 fi
3272 fi
3273 fi
3274
3275 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3276 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3277 dnl anything, and will make it more standardized.  It's awkward to decide this
3278 dnl at configuration because of quoting, so we'll simply make all headers
3279 dnl installed via a script that can do the right thing.
3280
3281 rm -f headers.sed headers.sh
3282
3283 dnl ( generating this script makes the makefiles a little tidier :-)
3284 echo creating headers.sh
3285 cat >headers.sh <<CF_EOF
3286 #! /bin/sh
3287 # This shell script is generated by the 'configure' script.  It is invoked in a
3288 # subdirectory of the build tree.  It generates a sed-script in the parent
3289 # directory that is used to adjust includes for header files that reside in a
3290 # subdirectory of /usr/include, etc.
3291 PRG=""
3292 while test \[$]# != 3
3293 do
3294 PRG="\$PRG \[$]1"; shift
3295 done
3296 DST=\[$]1
3297 REF=\[$]2
3298 SRC=\[$]3
3299 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3300 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3301 echo installing \$SRC in \$DST
3302 CF_EOF
3303
3304 if test $WITH_CURSES_H = yes; then
3305         cat >>headers.sh <<CF_EOF
3306 case \$DST in
3307 /*/include/*)
3308         END=\`basename \$DST\`
3309         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3310         do
3311                 NAME=\`basename \$i\`
3312                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3313         done
3314         ;;
3315 *)
3316         echo "" >> \$TMPSED
3317         ;;
3318 esac
3319 CF_EOF
3320
3321 else
3322         cat >>headers.sh <<CF_EOF
3323 case \$DST in
3324 /*/include/*)
3325         END=\`basename \$DST\`
3326         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3327         do
3328                 NAME=\`basename \$i\`
3329                 if test "\$NAME" = "curses.h"
3330                 then
3331                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3332                         NAME=ncurses.h
3333                 fi
3334                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3335         done
3336         ;;
3337 *)
3338         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3339         ;;
3340 esac
3341 CF_EOF
3342 fi
3343 cat >>headers.sh <<CF_EOF
3344 rm -f \$TMPSRC
3345 sed -f \$TMPSED \$SRC > \$TMPSRC
3346 NAME=\`basename \$SRC\`
3347 CF_EOF
3348 if test $WITH_CURSES_H != yes; then
3349         cat >>headers.sh <<CF_EOF
3350 test "\$NAME" = "curses.h" && NAME=ncurses.h
3351 CF_EOF
3352 fi
3353 cat >>headers.sh <<CF_EOF
3354 # Just in case someone gzip'd manpages, remove the conflicting copy.
3355 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3356
3357 eval \$PRG \$TMPSRC \$DST/\$NAME
3358 rm -f \$TMPSRC \$TMPSED
3359 CF_EOF
3360
3361 chmod 0755 headers.sh
3362
3363 for cf_dir in $SRC_SUBDIRS
3364 do
3365         if test ! -d $srcdir/$cf_dir ; then
3366                 continue
3367         fi
3368
3369         if test -f $srcdir/$cf_dir/headers; then
3370                 $AWK -f $srcdir/mk-hdr.awk \
3371                         subset="$LIB_SUBSETS" \
3372                         compat="$WITH_CURSES_H" \
3373                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3374         fi
3375
3376         if test -f $srcdir/$cf_dir/modules; then
3377                 if test "$cf_dir" != "c++" ; then
3378                         cat >>$cf_dir/Makefile <<"CF_EOF"
3379 depend : ${AUTO_SRC}
3380         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3381
3382 # DO NOT DELETE THIS LINE -- make depend depends on it.
3383 CF_EOF
3384                 fi
3385         fi
3386 done
3387 AC_SUBST(LIBS_TO_MAKE)
3388 ])dnl
3389 dnl ---------------------------------------------------------------------------
3390 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3391 dnl -------------
3392 dnl Find the and soname for the given shared library.  Set the cache variable
3393 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3394 dnl variable to "unknown".
3395 dnl
3396 dnl $1 = headers
3397 dnl $2 = code
3398 dnl $3 = library name
3399 AC_DEFUN([CF_LIB_SONAME],
3400 [
3401 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3402
3403 cf_cv_$3_soname=unknown
3404 if test "$cross_compiling" != yes ; then
3405 cat >conftest.$ac_ext <<CF_EOF
3406 $1
3407 int main()
3408 {
3409 $2
3410         ${cf_cv_main_return:-return}(0);
3411 }
3412 CF_EOF
3413 cf_save_LIBS="$LIBS"
3414         CF_ADD_LIB($3)
3415         if AC_TRY_EVAL(ac_compile) ; then
3416                 if AC_TRY_EVAL(ac_link) ; then
3417                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3418                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3419                 fi
3420         fi
3421 rm -rf conftest*
3422 LIBS="$cf_save_LIBS"
3423 fi
3424 ])
3425 ])
3426 dnl ---------------------------------------------------------------------------
3427 dnl CF_LIB_SUFFIX version: 17 updated: 2011/07/02 15:36:04
3428 dnl -------------
3429 dnl Compute the library file-suffix from the given model name
3430 dnl $1 = model name
3431 dnl $2 = variable to set (the nominal library suffix)
3432 dnl $3 = dependency variable to set (actual filename)
3433 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3434 AC_DEFUN([CF_LIB_SUFFIX],
3435 [
3436         AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3437         case $1 in #(vi
3438         libtool) #(vi
3439                 $2='.la'
3440                 $3=[$]$2
3441                 ;;
3442         normal) #(vi
3443                 $2='.a'
3444                 $3=[$]$2
3445                 ;;
3446         debug) #(vi
3447                 $2='_g.a'
3448                 $3=[$]$2
3449                 ;;
3450         profile) #(vi
3451                 $2='_p.a'
3452                 $3=[$]$2
3453                 ;;
3454         shared) #(vi
3455                 case $cf_cv_system_name in
3456                 aix[[5-7]]*) #(vi
3457                         $2='.a'
3458                         $3=[$]$2
3459                         ;;
3460                 cygwin*) #(vi
3461                         $2='.dll'
3462                         $3='.dll.a'
3463                         ;;
3464                 darwin*) #(vi
3465                         $2='.dylib'
3466                         $3=[$]$2
3467                         ;;
3468                 hpux*) #(vi
3469                         case $target in
3470                         ia64*) #(vi
3471                                 $2='.so'
3472                                 $3=[$]$2
3473                                 ;;
3474                         *) #(vi
3475                                 $2='.sl'
3476                                 $3=[$]$2
3477                                 ;;
3478                         esac
3479                         ;;
3480                 *)      $2='.so'
3481                         $3=[$]$2
3482                         ;;
3483                 esac
3484         esac
3485         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3486         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3487 ])dnl
3488 dnl ---------------------------------------------------------------------------
3489 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3490 dnl -----------
3491 dnl Compute the string to append to -library from the given model name
3492 dnl $1 = model name
3493 dnl $2 = variable to set
3494 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3495 AC_DEFUN([CF_LIB_TYPE],
3496 [
3497         case $1 in
3498         libtool) $2=''   ;;
3499         normal)  $2=''   ;;
3500         debug)   $2='_g' ;;
3501         profile) $2='_p' ;;
3502         shared)  $2=''   ;;
3503         esac
3504         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3505 ])dnl
3506 dnl ---------------------------------------------------------------------------
3507 dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
3508 dnl ----------------
3509 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3510 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3511 dnl have to provide wrappers for global tables to ensure they're linked
3512 dnl properly.
3513 AC_DEFUN([CF_LINK_DATAONLY],
3514 [
3515 AC_MSG_CHECKING([if data-only library module links])
3516 AC_CACHE_VAL(cf_cv_link_dataonly,[
3517         rm -f conftest.a
3518         cat >conftest.$ac_ext <<EOF
3519 #line __oline__ "configure"
3520 int     testdata[[3]] = { 123, 456, 789 };
3521 EOF
3522         if AC_TRY_EVAL(ac_compile) ; then
3523                 mv conftest.o data.o && \
3524                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3525         fi
3526         rm -f conftest.$ac_ext data.o
3527         cat >conftest.$ac_ext <<EOF
3528 #line __oline__ "configure"
3529 int     testfunc()
3530 {
3531 #if defined(NeXT)
3532         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3533 #else
3534         extern int testdata[[3]];
3535         return testdata[[0]] == 123
3536            &&  testdata[[1]] == 456
3537            &&  testdata[[2]] == 789;
3538 #endif
3539 }
3540 EOF
3541         if AC_TRY_EVAL(ac_compile); then
3542                 mv conftest.o func.o && \
3543                 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3544         fi
3545         rm -f conftest.$ac_ext func.o
3546         ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3547         cf_saveLIBS="$LIBS"
3548         LIBS="conftest.a $LIBS"
3549         AC_TRY_RUN([
3550         int main()
3551         {
3552                 extern int testfunc();
3553                 ${cf_cv_main_return:-return} (!testfunc());
3554         }
3555         ],
3556         [cf_cv_link_dataonly=yes],
3557         [cf_cv_link_dataonly=no],
3558         [cf_cv_link_dataonly=unknown])
3559         LIBS="$cf_saveLIBS"
3560         ])
3561 AC_MSG_RESULT($cf_cv_link_dataonly)
3562
3563 if test "$cf_cv_link_dataonly" = no ; then
3564         AC_DEFINE(BROKEN_LINKER)
3565         BROKEN_LINKER=1
3566 fi
3567
3568 ])dnl
3569 dnl ---------------------------------------------------------------------------
3570 dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
3571 dnl -------------
3572 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3573 dnl A few non-Unix systems implement symlink, but not link.
3574 dnl A few non-systems implement neither (or have nonfunctional versions).
3575 AC_DEFUN([CF_LINK_FUNCS],
3576 [
3577 AC_CHECK_FUNCS( \
3578         remove \
3579         unlink )
3580
3581 if test "$cross_compiling" = yes ; then
3582         AC_CHECK_FUNCS( \
3583                 link \
3584                 symlink )
3585 else
3586         AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3587                 cf_cv_link_funcs=
3588                 for cf_func in link symlink ; do
3589                         AC_TRY_RUN([
3590 #include <sys/types.h>
3591 #include <sys/stat.h>
3592 #ifdef HAVE_UNISTD_H
3593 #include <unistd.h>
3594 #endif
3595 int main()
3596 {
3597         int fail = 0;
3598         char *src = "config.log";
3599         char *dst = "conftest.chk";
3600         struct stat src_sb;
3601         struct stat dst_sb;
3602
3603         stat(src, &src_sb);
3604         fail = ($cf_func("config.log", "conftest.chk") < 0)
3605             || (stat(dst, &dst_sb) < 0)
3606             || (dst_sb.st_mtime != src_sb.st_mtime);
3607 #ifdef HAVE_UNLINK
3608         unlink(dst);
3609 #else
3610         remove(dst);
3611 #endif
3612         ${cf_cv_main_return:-return} (fail);
3613 }
3614                         ],[
3615                         cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3616                         eval 'ac_cv_func_'$cf_func'=yes'],[
3617                         eval 'ac_cv_func_'$cf_func'=no'],[
3618                         eval 'ac_cv_func_'$cf_func'=error'])
3619                 done
3620                 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3621         ])
3622         test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK)
3623         test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
3624 fi
3625 ])dnl
3626 dnl ---------------------------------------------------------------------------
3627 dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
3628 dnl --------------
3629 dnl Check if a return from main to the shell actually returns the same exit
3630 dnl code.  This is true for almost any POSIX environment.
3631 dnl
3632 dnl Some very old environments did not flush stdout, etc., on an exit.  That
3633 dnl would be a useful case to test for also.
3634 AC_DEFUN([CF_MAIN_RETURN],
3635 [
3636 cf_cv_main_return=return
3637 ])dnl
3638 dnl ---------------------------------------------------------------------------
3639 dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
3640 dnl ------------
3641 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3642 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
3643 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3644 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3645 AC_DEFUN([CF_MAKEFLAGS],
3646 [
3647 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3648         cf_cv_makeflags=''
3649         for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3650         do
3651                 cat >cf_makeflags.tmp <<CF_EOF
3652 SHELL = /bin/sh
3653 all :
3654         @ echo '.$cf_option'
3655 CF_EOF
3656                 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[   ]]*$,,'`
3657                 case "$cf_result" in
3658                 .*k)
3659                         cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3660                         case "$cf_result" in
3661                         .*CC=*) cf_cv_makeflags=
3662                                 ;;
3663                         *)      cf_cv_makeflags=$cf_option
3664                                 ;;
3665                         esac
3666                         break
3667                         ;;
3668                 .-)     ;;
3669                 *)      echo "given option \"$cf_option\", no match \"$cf_result\""
3670                         ;;
3671                 esac
3672         done
3673         rm -f cf_makeflags.tmp
3674 ])
3675
3676 AC_SUBST(cf_cv_makeflags)
3677 ])dnl
3678 dnl ---------------------------------------------------------------------------
3679 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
3680 dnl ------------
3681 dnl Generate tags/TAGS targets for makefiles.  Do not generate TAGS if we have
3682 dnl a monocase filesystem.
3683 AC_DEFUN([CF_MAKE_TAGS],[
3684 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3685
3686 AC_CHECK_PROGS(CTAGS, exctags ctags)
3687 AC_CHECK_PROGS(ETAGS, exetags etags)
3688
3689 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
3690
3691 if test "$cf_cv_mixedcase" = yes ; then
3692         AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
3693 else
3694         MAKE_UPPER_TAGS=no
3695 fi
3696
3697 if test "$MAKE_UPPER_TAGS" = yes ; then
3698         MAKE_UPPER_TAGS=
3699 else
3700         MAKE_UPPER_TAGS="#"
3701 fi
3702
3703 if test "$MAKE_LOWER_TAGS" = yes ; then
3704         MAKE_LOWER_TAGS=
3705 else
3706         MAKE_LOWER_TAGS="#"
3707 fi
3708
3709 AC_SUBST(CTAGS)
3710 AC_SUBST(ETAGS)
3711
3712 AC_SUBST(MAKE_UPPER_TAGS)
3713 AC_SUBST(MAKE_LOWER_TAGS)
3714 ])dnl
3715 dnl ---------------------------------------------------------------------------
3716 dnl CF_MANPAGE_FORMAT version: 9 updated: 2010/10/23 16:10:30
3717 dnl -----------------
3718 dnl Option to allow user to override automatic configuration of manpage format.
3719 dnl There are several special cases:
3720 dnl
3721 dnl     gzip - man checks for, can display gzip'd files
3722 dnl     compress - man checks for, can display compressed files
3723 dnl     BSDI - files in the cat-directories are suffixed ".0"
3724 dnl     formatted - installer should format (put files in cat-directory)
3725 dnl     catonly - installer should only format, e.g., for a turnkey system.
3726 dnl
3727 dnl There are other configurations which this macro does not test, e.g., HPUX's
3728 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
3729 dnl convention would not match our use).
3730 AC_DEFUN([CF_MANPAGE_FORMAT],
3731 [
3732 AC_REQUIRE([CF_PATHSEP])
3733 AC_MSG_CHECKING(format of man-pages)
3734
3735 AC_ARG_WITH(manpage-format,
3736         [  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
3737                           optionally formatted/catonly, e.g., gzip,formatted],
3738         [MANPAGE_FORMAT=$withval],
3739         [MANPAGE_FORMAT=unknown])
3740
3741 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
3742 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
3743
3744 cf_unknown=
3745
3746 case $MANPAGE_FORMAT in