3 dnl| Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006, 2007,
4 dnl| 2008, 2009, 2010, 2011 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],[4.5.1],[bug-xboard@gnu.org])
33 dnl| need this to be able to compile some files in a subdir (filebrowser)
34 AM_INIT_AUTOMAKE([subdir-objects])
35 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES])
37 AC_CONFIG_HEADERS([config.h])
39 dnl | a bunch of templates for defines used below
40 AH_TEMPLATE([FIRST_PTY_LETTER],[template])
41 AH_TEMPLATE([HAVE_FCNTL_H],[template])
42 AH_TEMPLATE([HAVE_GETHOSTNAME],[template])
43 AH_TEMPLATE([HAVE_GETTIMEOFDAY],[template])
44 AH_TEMPLATE([HAVE_RANDOM],[template])
45 AH_TEMPLATE([HAVE_SYS_SOCKET_H],[template])
46 AH_TEMPLATE([IBMRTAIX],[template])
47 AH_TEMPLATE([LAST_PTY_LETTER],[template])
48 AH_TEMPLATE([PTY_ITERATION],[template])
49 AH_TEMPLATE([PTY_NAME_SPRINTF],[template])
50 AH_TEMPLATE([PTY_OPEN],[template])
51 AH_TEMPLATE([PTY_TTY_NAME_SPRINTF],[template])
52 AH_TEMPLATE([REMOTE_SHELL],[template])
53 AH_TEMPLATE([RTU],[template])
54 AH_TEMPLATE([UNIPLUS],[template])
55 AH_TEMPLATE([USE_PTYS],[template])
56 AH_TEMPLATE([X_WCHAR],[template])
57 AH_TEMPLATE([ATTENTION],[template])
58 AH_TEMPLATE([DEFINED_SYS_ERRLIST],[template])
59 AH_TEMPLATE([HAVE_LIBXPM],[template])
60 AH_TEMPLATE([USE_XAW3D],[template])
61 AH_TEMPLATE([X_LOCALE],[template])
65 if test -z "$CFLAGS" ; then
66 dnl| Prevent the next macro from setting CFLAGS to -g
71 dnl| need this to be able to compile files in a subdir
78 AC_CHECK_PROGS(RSH, remsh rsh, rsh)
79 AC_CHECK_PROGS(MINFO, makeinfo, makeinfo_not_found)
80 if test "$MINFO" = makeinfo_not_found ; then
81 echo Please install \"makeinfo\"
84 AC_DEFINE_UNQUOTED(REMOTE_SHELL, "$RSH")
85 AC_CHECK_PROG(NROFF, nroff, [nroff -man], cat)
87 AC_PATH_PROGS(AWKPATH, awk mawk gawk nawk)
88 AC_PATH_PROGS(PERLPATH, perl)
95 AC_CHECK_HEADERS(stropts.h sys/time.h string.h unistd.h sys/systeminfo.h)
96 AC_CHECK_HEADERS(fcntl.h sys/fcntl.h, break)
97 AC_CHECK_HEADERS(sys/socket.h lan/socket.h, break)
98 AC_CHECK_HEADER(stddef.h, [], AC_DEFINE(X_WCHAR, 1))
100 AC_CHECK_FUNCS(_getpty grantpt setitimer usleep)
101 AC_CHECK_FUNCS(gettimeofday ftime, break)
102 AC_CHECK_FUNCS(random rand48, break)
103 AC_CHECK_FUNCS(gethostname sysinfo, break)
104 AC_CHECK_FUNC(setlocale, [],
105 AC_CHECK_LIB(i, setlocale, [], AC_DEFINE(X_LOCALE, 1)))
107 AC_CHECK_LIB(seq, getpseudotty)
110 dnl | check for X-libraries
112 if test -n "$no_x" ; then
113 echo $PACKAGE requires the X Window System header files and libraries!
114 echo They were not found on your system. See FAQ topic C.2.
115 echo configure failed
119 AC_CHECK_HEADER(X11/Intrinsic.h,xt="yes",xt="no")
121 if test "$xt" = "no" ; then
122 echo Xt headers not found
126 dnl | test if user wants ot use Xaw3d or Xaw
128 dnl | add configure option for Xaw3d
130 [AS_HELP_STRING([--with-Xaw3d],[use Xaw3d instead of Xaw])],
134 dnl | check availability of Xaw3d
136 AS_IF([test x"$with_Xaw3d" != x"no"],
137 [AC_CHECK_LIB([Xaw3d],
139 [AC_SUBST([XAW_LIBS],["-lXaw3d"])
140 AC_DEFINE([USE_XAW3D], [1],
141 [Define if you want to use Xaw3d])],
142 [AC_MSG_ERROR([--with-Xaw3d was given, but test for Xaw3d failed. Make sure that you have Xaw3d installed, else you might want to try the configure option --without-Xaw3d])],
144 dnl | no Xaw3d, check for Xaw
145 if test x"$with_Xaw3d" = x"no" ; then
146 AC_CHECK_HEADER(X11/Xaw/Dialog.h,xaw_headers="yes", xaw_headers="no")
147 if test x"$xaw_headers" = x"no" ; then
148 AC_MSG_ERROR([Xaw headers not found. Please install the Xaw package and headers.])
154 dnl | end Xaw/Xaw3d test
159 dnl| The following info is mostly gathered from GNU Emacs 19.24. Basically,
160 dnl| we are trying to find out whether this is a System-V derivative in
161 dnl| which pipes don't work with select() and if so, whether there is anything
162 dnl| strange about the way to open a pty. Some of the work was done above
163 dnl| by looking for _getpty, grantpt, and getpseudotty. A few other strange
164 dnl| properties of particular systems are also handled here.
166 dnl| 4/6/97 I'm not sure there really are any systems where pipes
167 dnl| don't work with select(), and ptys cause problems on many
168 dnl| systems, so I'm changing the default to disable ptys in all
169 dnl| cases. I will change it back if I get bug reports that are fixed
170 dnl| by doing a "configure --enable-ptys"
175 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
176 [sprintf (pty_name, "/dev/pty/tty%c%x", c, i);])
177 AC_DEFINE(PTY_NAME_SPRINTF,
178 [sprintf (pty_name, "/dev/ptym/pty%c%x", c, i);])
180 if test "$GCC" = yes; then
181 CONF_CFLAGS="-fwritable-strings"
184 dnl| Note: You might be able to build xboard even if your compiler does not
185 dnl| support ANSI C (-Aa). xboard itself does not require ANSI C. I don't
186 dnl| know whether the X header files on HP-UX require it.
188 CONF_CFLAGS="-Aa -D_HPUX_SOURCE"
191 dnl| HP doesn't supply a full set of X header files and libraries. People
192 dnl| often have some things installed in one place and some in another.
193 dnl| AC_PATH_XTRA will find only one place, so we try to add all the
194 dnl| likely ones that might be missing here. It might be better to
195 dnl| change AC_PATH_XTRA to try to extract this information from imake,
196 dnl| since folks who install the missing bits often configure their
197 dnl| imake to find them, but I don't want to delve into autoconf and
198 dnl| hack on its internals.
200 if test -d /opt/hppd/include/X11; then
201 X_CFLAGS="$X_CFLAGS -I/opt/hppd/include"
202 X_LIBS="$X_LIBS -L/opt/hppd/lib"
203 elif test -d /usr/contrib/X11R5/include; then
204 X_CFLAGS="$X_CFLAGS -I/usr/contrib/X11R5/include"
205 X_LIBS="$X_LIBS -L/usr/contrib/X11R5/lib"
206 elif test -d /usr/contrib/mitX11R5/include; then
207 X_CFLAGS="$X_CFLAGS -I/usr/contrib/mitX11R5/include"
208 X_LIBS="$X_LIBS -L/usr/contrib/mitX11R5/lib"
209 elif test -d /MIT/X11R5/include; then
210 X_CFLAGS="$X_CFLAGS -I/MIT/X11R5/include"
211 X_LIBS="$X_LIBS -L/MIT/X11R5/lib"
212 elif test -d /usr/local/include/X11R5; then
213 X_CFLAGS="$X_CFLAGS -I/usr/local/include/X11R5"
214 X_LIBS="$X_LIBS -L/usr/local/lib/X11R5"
216 if test -d /usr/include/X11R5; then
217 X_CFLAGS="$X_CFLAGS -I/usr/include/X11R5"
218 X_LIBS="$X_LIBS -L/usr/lib/X11R5 -L/usr/lib/X11R4"
219 elif test -d /usr/include/X11R4; then
220 X_CFLAGS="$X_CFLAGS -I/usr/include/X11R4"
221 X_LIBS="$X_LIBS -L/usr/lib/X11R4"
226 AC_DEFINE(IBMRTAIX, 1)
232 if test "$GCC" = yes; then
233 CONF_CFLAGS="-fwritable-strings"
237 *-*-aix3* | *-*-bosx* )
238 AC_DEFINE(PTY_ITERATION, [for (c = 0; !c; c++)])
239 AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");])
240 AC_DEFINE(PTY_TTY_NAME_SPRINTF, [strcpy (pty_name, ttyname (fd));])
245 AC_DEFINE(FIRST_PTY_LETTER, 'A')
246 AC_DEFINE(LAST_PTY_LETTER, 'P')
251 AC_DEFINE(UNIPLUS, 1)
256 AC_DEFINE(FIRST_PTY_LETTER, 'z')
257 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
258 [sprintf (pty_name, "/dev/ttyp%x", i);])
259 AC_DEFINE(PTY_NAME_SPRINTF,
260 [sprintf (pty_name, "/dev/pty%x", i);])
265 *-*-iris* | *-*-irix3* )
266 AC_DEFINE(PTY_ITERATION, [for (c = 0; !c; c++)])
267 AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");])
268 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
269 [sprintf (pty_name, "/dev/ttyq%d", minor(stb.st_rdev));])
277 *-*-sunos4* | *-*-solaris1* )
279 dnl| Work around a bug in the SunOS 4.x linker. Not needed if you have patches
280 dnl| 100512-02 and 100573-03 from Sun. The X FAQ says that the following is
281 dnl| "overkill," but doesn't explain what should be done instead.
283 if test "$GCC" = yes; then
285 POST_XMULIB="-dynamic"
287 PRE_XMULIB="-Bstatic"
288 POST_XMULIB="-Bdynamic"
292 *-*-sunos5* | *-*-solaris2* )
295 dnl| I'm not sure -lelf is needed, but it was in the old Imakefile.
296 dnl| The other libraries should all be found by Ac_PATH_XTRA or other
299 X_LIBS="$X_LIBS -lelf"
303 AC_DEFINE(PTY_ITERATION, [for (i = 0; ; i++)])
304 AC_DEFINE(PTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ptyp%d", i);])
305 AC_DEFINE(PTY_TTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ttyp%d", i);])
309 *-*-dynix* | *-*-ptx* )
317 *-*-usg5-4* | *-*-sysvr4* )
321 *-*-usg* | *-*-sysv* | *-*-aix* )
326 if test "$GCC" = yes; then
327 CONF_CFLAGS="-fwritable-strings"
331 dnl| add some libs for OS X
336 AC_ARG_ENABLE( [xpm],
337 [AS_HELP_STRING([--enable-xpm],[libXpm will be used if found (default)])],
338 [enable_xpm="$enableval"],
341 if test x"$enable_xpm" != "xno"; then
342 save_cflags="$CFLAGS"
343 CFLAGS="$CFLAGS $X_CFLAGS"
344 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
345 AC_CHECK_HEADERS(X11/xpm.h)
346 CFLAGS="$save_cflags"
347 if test "$ac_cv_header_X11_xpm_h" = "yes"; then
348 save_ldflags="$LDFLAGS"
349 LDFLAGS="$LDFLAGS $X_LIBS"
350 AC_CHECK_LIB(Xpm, XpmReadFileToPixmap,
351 [X_PRE_LIBS="-lXpm $X_PRE_LIBS"; AC_DEFINE(HAVE_LIBXPM)], [],
352 [$X_PRE_LIBS -lX11 $X_EXTRA_LIBS])
353 LDFLAGS="$save_ldflags"
358 AC_SUBST(POST_XMULIB)
359 AC_SUBST(CONF_CFLAGS)
360 AC_SUBST(CONF_LDFLAGS)
362 AC_MSG_CHECKING(whether ptys or pipes should be used)
363 AC_ARG_ENABLE( [ptys],
364 [AS_HELP_STRING([--enable-ptys],[force use of pseudo-ttys with child processes])],
365 [if test "$enableval" = yes; then
368 AC_MSG_RESULT([ptys (user override)])
370 if test "$enableval" = no; then
373 AC_MSG_RESULT([pipes (user override)])
375 [if test "$USE_PTYS" = 1; then
382 AC_DEFINE_UNQUOTED(USE_PTYS, $USE_PTYS)
385 dnl | define not to build zippy as a default, so that autoheader is happy
386 AC_DEFINE(ZIPPY, 0,[should zippy be enabled])
387 AC_ARG_ENABLE( [zippy],
388 [AS_HELP_STRING([--enable-zippy],[support interfacing a chess program to ICS (default)])],
390 [enable_zippy="yes"])
392 if test x"$enable_zippy" != xno; then
393 AC_DEFINE(ZIPPY, 1,[should zippy be enabled])
395 AM_CONDITIONAL([ZIPPY], [test x$enable_zippy != xno])
398 AC_ARG_ENABLE(sigint,
399 [AS_HELP_STRING([--enable-sigint],[sending SIGINT (^C) wakes up GNU Chess (default)])],
400 [if test "$enableval" = yes; then
401 AC_DEFINE(ATTENTION, 1)
403 enable_sigint=$enableval
406 AC_DEFINE(ATTENTION, 1)])
409 dnl | save all information for X in X_LIBS, also add the libraries themself
410 dnl | since AC_PATH_XTRA only adds the paths
411 X_LIBS="$X_PRE_LIBS $X_LIBS $X_EXTRA_LIBS -lXmu -lX11 -lXt "
416 AC_CONFIG_FILES([Makefile cmail])
417 AC_CONFIG_COMMANDS([test-stamp-h],[test -z "$CONFIG_HEADERS" || date > stamp-h])
418 AC_CONFIG_COMMANDS([chmod-cmail],[chmod 755 cmail])
425 echo " Configurations summary:"
427 echo " prefix: $prefix "
428 echo " datarootdir: $datarootdir "
429 echo " datadir: $datadir (icons will go in \$datadir/icons/hicolor/...)"
430 echo " (bitmaps will go in \$datadir/games/xboard/...)"
431 echo " infodir: $infodir (info files will go here)"
432 echo " sysconfdir: $sysconfdir (xboard.conf will go here)"
434 echo " Xaw3d: $with_Xaw3d"
436 echo " xpm: $enable_xpm"
437 echo " ptys: $enable_ptys"
438 echo " zippy: $enable_zippy"
439 echo " sigint: $enable_sigint"