3 dnl| Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006, 2007,
4 dnl| 2008, 2009 Free Software Foundation, Inc.
6 dnl| GNU XBoard is free software: you can redistribute it and/or modify
7 dnl| it under the terms of the GNU General Public License as published by
8 dnl| the Free Software Foundation, either version 3 of the License, or (at
9 dnl| your option) any later version.
11 dnl| GNU XBoard is distributed in the hope that it will be useful, but
12 dnl| WITHOUT ANY WARRANTY; without even the implied warranty of
13 dnl| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 dnl| General Public License for more details.
16 dnl| You should have received a copy of the GNU General Public License
17 dnl| along with this program. If not, see http://www.gnu.org/licenses/.
19 dnl| --------------------------------------------------------------------
21 dnl| You can process this file with autoconf to produce a configure script.
22 dnl| However, normally the supplied configure script will work fine.
24 dnl| If you do need to change the configure script, instead of editing
25 dnl| it directly, try to edit configure.in (in a way that will keep
26 dnl| it portable to sites and systems other than your own), and run autoconf
27 dnl| to regenerate configure. Then submit your changes to be folded into
28 dnl| the standard version of xboard.
30 dnl| define second argument as VERSION.PATCHLEVEL. e.g. 4.4.0j
31 AC_INIT([xboard],[4.4.2],[bug-xboard@gnu.org])
34 AC_CONFIG_HEADERS([config.h])
36 dnl | a bunch of templates for defines used below
37 AH_TEMPLATE([FIRST_PTY_LETTER],[template])
38 AH_TEMPLATE([HAVE_FCNTL_H],[template])
39 AH_TEMPLATE([HAVE_GETHOSTNAME],[template])
40 AH_TEMPLATE([HAVE_GETTIMEOFDAY],[template])
41 AH_TEMPLATE([HAVE_RANDOM],[template])
42 AH_TEMPLATE([HAVE_SYS_SOCKET_H],[template])
43 AH_TEMPLATE([IBMRTAIX],[template])
44 AH_TEMPLATE([LAST_PTY_LETTER],[template])
45 AH_TEMPLATE([PTY_ITERATION],[template])
46 AH_TEMPLATE([PTY_NAME_SPRINTF],[template])
47 AH_TEMPLATE([PTY_OPEN],[template])
48 AH_TEMPLATE([PTY_TTY_NAME_SPRINTF],[template])
49 AH_TEMPLATE([REMOTE_SHELL],[template])
50 AH_TEMPLATE([RTU],[template])
51 AH_TEMPLATE([UNIPLUS],[template])
52 AH_TEMPLATE([USE_PTYS],[template])
53 AH_TEMPLATE([X_WCHAR],[template])
54 AH_TEMPLATE([ATTENTION],[template])
55 AH_TEMPLATE([DEFINED_SYS_ERRLIST],[template])
56 AH_TEMPLATE([HAVE_LIBXPM],[template])
57 AH_TEMPLATE([USE_XAW3D],[template])
58 AH_TEMPLATE([X_LOCALE],[template])
62 if test -z "$CFLAGS" ; then
63 dnl| Prevent the next macro from setting CFLAGS to -g
72 if test "$LEX" != flex; then
73 LEX="$SHELL $missing_dir/missing flex"
74 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
75 AC_SUBST([LEXLIB], [''])
79 AC_CHECK_PROGS(RSH, remsh rsh, rsh)
80 AC_CHECK_PROGS(MINFO, makeinfo, makeinfo_not_found)
81 if test "$MINFO" == makeinfo_not_found ; then
82 echo Please install \"makeinfo\"
85 AC_DEFINE_UNQUOTED(REMOTE_SHELL, "$RSH")
86 AC_CHECK_PROG(NROFF, nroff, [nroff -man], cat)
88 AC_PATH_PROGS(AWKPATH, awk mawk gawk nawk)
89 AC_PATH_PROGS(PERLPATH, perl)
96 AC_CHECK_HEADERS(stropts.h sys/time.h string.h unistd.h sys/systeminfo.h malloc.h)
97 AC_CHECK_HEADERS(fcntl.h sys/fcntl.h, break)
98 AC_CHECK_HEADERS(sys/socket.h lan/socket.h, break)
99 AC_CHECK_HEADER(stddef.h, [], AC_DEFINE(X_WCHAR, 1))
101 AC_CHECK_FUNCS(_getpty grantpt setitimer usleep)
102 AC_CHECK_FUNCS(gettimeofday ftime, break)
103 AC_CHECK_FUNCS(random rand48, break)
104 AC_CHECK_FUNCS(gethostname sysinfo, break)
105 AC_CHECK_FUNC(setlocale, [],
106 AC_CHECK_LIB(i, setlocale, [], AC_DEFINE(X_LOCALE, 1)))
108 AC_CHECK_LIB(seq, getpseudotty)
111 dnl | check for X-libraries
113 if test -n "$no_x" ; then
114 echo $PACKAGE requires the X Window System header files and libraries!
115 echo They were not found on your system. See FAQ topic C.2.
116 echo configure failed
120 AC_CHECK_HEADER(X11/Intrinsic.h,xt="yes",xt="no")
122 if test "$xt" == "no" ; then
123 echo Xt headers not found
127 dnl | test if user wants ot use Xaw3d headers
129 [AS_HELP_STRING([--with-Xaw3d],
130 [use Xaw3d instead of Xaw])],
135 AS_IF([test "x$with_xaw3d" != xno],
136 [AC_CHECK_LIB([Xaw3d],
138 [AC_SUBST([XAW_LIBS],
140 AC_DEFINE([USE_XAW3D], [1],
141 [Define if you want to use Xaw3d])],
142 [AC_CHECK_HEADER(X11/Xaw/Dialog.h,xaw_headers="yes")
144 [--with-Xaw3d was given, but test for Xaw3d failed])],
146 if test "$with_xaw3d" == "no" ; then
153 if test "$xaw_headers" == "no" ; then
154 echo Xaw headers not found
162 dnl| The following info is mostly gathered from GNU Emacs 19.24. Basically,
163 dnl| we are trying to find out whether this is a System-V derivative in
164 dnl| which pipes don't work with select() and if so, whether there is anything
165 dnl| strange about the way to open a pty. Some of the work was done above
166 dnl| by looking for _getpty, grantpt, and getpseudotty. A few other strange
167 dnl| properties of particular systems are also handled here.
169 dnl| 4/6/97 I'm not sure there really are any systems where pipes
170 dnl| don't work with select(), and ptys cause problems on many
171 dnl| systems, so I'm changing the default to disable ptys in all
172 dnl| cases. I will change it back if I get bug reports that are fixed
173 dnl| by doing a "configure --enable-ptys"
178 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
179 [sprintf (pty_name, "/dev/pty/tty%c%x", c, i);])
180 AC_DEFINE(PTY_NAME_SPRINTF,
181 [sprintf (pty_name, "/dev/ptym/pty%c%x", c, i);])
183 if test "$GCC" = yes; then
184 CONF_CFLAGS="-fwritable-strings"
187 dnl| Note: You might be able to build xboard even if your compiler does not
188 dnl| support ANSI C (-Aa). xboard itself does not require ANSI C. I don't
189 dnl| know whether the X header files on HP-UX require it.
191 CONF_CFLAGS="-Aa -D_HPUX_SOURCE"
194 dnl| HP doesn't supply a full set of X header files and libraries. People
195 dnl| often have some things installed in one place and some in another.
196 dnl| AC_PATH_XTRA will find only one place, so we try to add all the
197 dnl| likely ones that might be missing here. It might be better to
198 dnl| change AC_PATH_XTRA to try to extract this information from imake,
199 dnl| since folks who install the missing bits often configure their
200 dnl| imake to find them, but I don't want to delve into autoconf and
201 dnl| hack on its internals.
203 if test -d /opt/hppd/include/X11; then
204 X_CFLAGS="$X_CFLAGS -I/opt/hppd/include"
205 X_LIBS="$X_LIBS -L/opt/hppd/lib"
206 elif test -d /usr/contrib/X11R5/include; then
207 X_CFLAGS="$X_CFLAGS -I/usr/contrib/X11R5/include"
208 X_LIBS="$X_LIBS -L/usr/contrib/X11R5/lib"
209 elif test -d /usr/contrib/mitX11R5/include; then
210 X_CFLAGS="$X_CFLAGS -I/usr/contrib/mitX11R5/include"
211 X_LIBS="$X_LIBS -L/usr/contrib/mitX11R5/lib"
212 elif test -d /MIT/X11R5/include; then
213 X_CFLAGS="$X_CFLAGS -I/MIT/X11R5/include"
214 X_LIBS="$X_LIBS -L/MIT/X11R5/lib"
215 elif test -d /usr/local/include/X11R5; then
216 X_CFLAGS="$X_CFLAGS -I/usr/local/include/X11R5"
217 X_LIBS="$X_LIBS -L/usr/local/lib/X11R5"
219 if test -d /usr/include/X11R5; then
220 X_CFLAGS="$X_CFLAGS -I/usr/include/X11R5"
221 X_LIBS="$X_LIBS -L/usr/lib/X11R5 -L/usr/lib/X11R4"
222 elif test -d /usr/include/X11R4; then
223 X_CFLAGS="$X_CFLAGS -I/usr/include/X11R4"
224 X_LIBS="$X_LIBS -L/usr/lib/X11R4"
229 AC_DEFINE(IBMRTAIX, 1)
235 if test "$GCC" = yes; then
236 CONF_CFLAGS="-fwritable-strings"
240 *-*-aix3* | *-*-bosx* )
241 AC_DEFINE(PTY_ITERATION, [for (c = 0; !c; c++)])
242 AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");])
243 AC_DEFINE(PTY_TTY_NAME_SPRINTF, [strcpy (pty_name, ttyname (fd));])
248 AC_DEFINE(FIRST_PTY_LETTER, 'A')
249 AC_DEFINE(LAST_PTY_LETTER, 'P')
254 AC_DEFINE(UNIPLUS, 1)
259 AC_DEFINE(FIRST_PTY_LETTER, 'z')
260 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
261 [sprintf (pty_name, "/dev/ttyp%x", i);])
262 AC_DEFINE(PTY_NAME_SPRINTF,
263 [sprintf (pty_name, "/dev/pty%x", i);])
268 *-*-iris* | *-*-irix3* )
269 AC_DEFINE(PTY_ITERATION, [for (c = 0; !c; c++)])
270 AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");])
271 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
272 [sprintf (pty_name, "/dev/ttyq%d", minor(stb.st_rdev));])
280 *-*-sunos4* | *-*-solaris1* )
282 dnl| Work around a bug in the SunOS 4.x linker. Not needed if you have patches
283 dnl| 100512-02 and 100573-03 from Sun. The X FAQ says that the following is
284 dnl| "overkill," but doesn't explain what should be done instead.
286 if test "$GCC" = yes; then
288 POST_XMULIB="-dynamic"
290 PRE_XMULIB="-Bstatic"
291 POST_XMULIB="-Bdynamic"
295 *-*-sunos5* | *-*-solaris2* )
298 dnl| I'm not sure -lelf is needed, but it was in the old Imakefile.
299 dnl| The other libraries should all be found by Ac_PATH_XTRA or other
302 X_LIBS="$X_LIBS -lelf"
306 AC_DEFINE(PTY_ITERATION, [for (i = 0; ; i++)])
307 AC_DEFINE(PTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ptyp%d", i);])
308 AC_DEFINE(PTY_TTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ttyp%d", i);])
312 *-*-dynix* | *-*-ptx* )
320 *-*-usg5-4* | *-*-sysvr4* )
324 *-*-usg* | *-*-sysv* | *-*-aix* )
329 if test "$GCC" = yes; then
330 CONF_CFLAGS="-fwritable-strings"
334 dnl| add some libs for OS X
339 AC_ARG_ENABLE( [xpm],
340 [AS_HELP_STRING([--enable-xpm],[libXpm will be used if found (default)])],
341 [enable_xpm="$enableval"],
344 if test x"$enable_xpm" != "xno"; then
345 save_cflags="$CFLAGS"
346 CFLAGS="$CFLAGS $X_CFLAGS"
347 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
348 AC_CHECK_HEADERS(X11/xpm.h)
349 CFLAGS="$save_cflags"
350 if test "$ac_cv_header_X11_xpm_h" = "yes"; then
351 save_ldflags="$LDFLAGS"
352 LDFLAGS="$LDFLAGS $X_LIBS"
353 AC_CHECK_LIB(Xpm, XpmReadFileToPixmap,
354 [X_PRE_LIBS="-lXpm $X_PRE_LIBS"; AC_DEFINE(HAVE_LIBXPM)], [],
355 [$X_PRE_LIBS -lX11 $X_EXTRA_LIBS])
356 LDFLAGS="$save_ldflags"
361 AC_SUBST(POST_XMULIB)
362 AC_SUBST(CONF_CFLAGS)
363 AC_SUBST(CONF_LDFLAGS)
365 AC_MSG_CHECKING(whether ptys or pipes should be used)
366 AC_ARG_ENABLE( [ptys],
367 [AS_HELP_STRING([--enable-ptys],[force use of pseudo-ttys with child processes])],
368 [if test "$enableval" = yes; then
371 AC_MSG_RESULT([ptys (user override)])
373 if test "$enableval" = no; then
376 AC_MSG_RESULT([pipes (user override)])
378 [if test "$USE_PTYS" = 1; then
385 AC_DEFINE_UNQUOTED(USE_PTYS, $USE_PTYS)
388 dnl | define not to build zippy as a default, so that autoheader is happy
389 AC_DEFINE(ZIPPY, 0,[should zippy be enabled])
390 AC_ARG_ENABLE( [zippy],
391 [AS_HELP_STRING([--enable-zippy],[support interfacing a chess program to ICS (default)])],
393 [enable_zippy="yes"])
395 if test x"$enable_zippy" != xno; then
396 AC_DEFINE(ZIPPY, 1,[should zippy be enabled])
398 AM_CONDITIONAL([ZIPPY], [test x$enable_zippy != xno])
401 AC_ARG_ENABLE(sigint,
402 [AS_HELP_STRING([--enable-sigint],[sending SIGINT (^C) wakes up GNU Chess (default)])],
403 [if test "$enableval" = yes; then
404 AC_DEFINE(ATTENTION, 1)
406 enable_sigint=$enableval
409 AC_DEFINE(ATTENTION, 1)])
412 dnl | save all information for X in X_LIBS, also add the libraries themself
413 dnl | since AC_PATH_XTRA only adds the paths
414 X_LIBS="$X_PRE_LIBS $X_LIBS $X_EXTRA_LIBS -lXmu -lX11 -lXt "
419 AC_CONFIG_FILES([Makefile cmail])
420 AC_CONFIG_COMMANDS([test-stamp-h],[test -z "$CONFIG_HEADERS" || date > stamp-h])
421 AC_CONFIG_COMMANDS([chmod-cmail],[chmod 755 cmail])
428 echo " Configurations summary:"
430 echo " prefix: $prefix"
432 echo " Xaw3d: $with_xaw3d"
434 echo " xpm: $enable_xpm"
435 echo " ptys: $enable_ptys"
436 echo " zippy: $enable_zippy"
437 echo " sigint: $enable_sigint"