3 dnl| Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006, 2007,
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4 dnl| 2008, 2009 Free Software Foundation, Inc.
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6 dnl| GNU XBoard is free software: you can redistribute it and/or modify
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7 dnl| it under the terms of the GNU General Public License as published by
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8 dnl| the Free Software Foundation, either version 3 of the License, or (at
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9 dnl| your option) any later version.
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11 dnl| GNU XBoard is distributed in the hope that it will be useful, but
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12 dnl| WITHOUT ANY WARRANTY; without even the implied warranty of
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13 dnl| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 dnl| General Public License for more details.
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16 dnl| You should have received a copy of the GNU General Public License
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17 dnl| along with this program. If not, see http://www.gnu.org/licenses/.
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19 dnl| --------------------------------------------------------------------
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21 dnl| You can process this file with autoconf to produce a configure script.
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22 dnl| However, normally the supplied configure script will work fine.
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24 dnl| If you do need to change the configure script, instead of editing
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25 dnl| it directly, try to edit configure.in (in a way that will keep
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26 dnl| it portable to sites and systems other than your own), and run autoconf
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27 dnl| to regenerate configure. Then submit your changes to be folded into
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28 dnl| the standard version of xboard.
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30 dnl| define second argument as VERSION.PATCHLEVEL. e.g. 4.4.0j
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31 AC_INIT([xboard],[4.4.0k],[bug-xboard@gnu.org])
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34 AC_CONFIG_HEADERS([config.h])
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36 dnl | a bunch of templates for defines used below
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37 AH_TEMPLATE([FIRST_PTY_LETTER],[template])
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38 AH_TEMPLATE([HAVE_FCNTL_H],[template])
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39 AH_TEMPLATE([HAVE_GETHOSTNAME],[template])
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40 AH_TEMPLATE([HAVE_GETTIMEOFDAY],[template])
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41 AH_TEMPLATE([HAVE_RANDOM],[template])
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42 AH_TEMPLATE([HAVE_SYS_SOCKET_H],[template])
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43 AH_TEMPLATE([IBMRTAIX],[template])
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44 AH_TEMPLATE([LAST_PTY_LETTER],[template])
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45 AH_TEMPLATE([PTY_ITERATION],[template])
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46 AH_TEMPLATE([PTY_NAME_SPRINTF],[template])
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47 AH_TEMPLATE([PTY_OPEN],[template])
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48 AH_TEMPLATE([PTY_TTY_NAME_SPRINTF],[template])
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49 AH_TEMPLATE([REMOTE_SHELL],[template])
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50 AH_TEMPLATE([RTU],[template])
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51 AH_TEMPLATE([UNIPLUS],[template])
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52 AH_TEMPLATE([USE_PTYS],[template])
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53 AH_TEMPLATE([X_WCHAR],[template])
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54 AH_TEMPLATE([ATTENTION],[template])
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55 AH_TEMPLATE([DEFINED_SYS_ERRLIST],[template])
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56 AH_TEMPLATE([HAVE_LIBXPM],[template])
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57 AH_TEMPLATE([USE_XAW3D],[template])
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58 AH_TEMPLATE([X_LOCALE],[template])
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62 if test -z "$CFLAGS" ; then
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63 dnl| Prevent the next macro from setting CFLAGS to -g
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72 if test "$LEX" != flex; then
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73 LEX="$SHELL $missing_dir/missing flex"
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74 AC_SUBST([LEX_OUTPUT_ROOT], [lex.yy])
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75 AC_SUBST([LEXLIB], [''])
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79 AC_CHECK_PROGS(RSH, remsh rsh, rsh)
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80 AC_CHECK_PROGS(MINFO, makeinfo, makeinfo_not_found)
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81 if test "$MINFO" == makeinfo_not_found ; then
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82 echo Please install \"makeinfo\"
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85 AC_DEFINE_UNQUOTED(REMOTE_SHELL, "$RSH")
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86 AC_CHECK_PROG(NROFF, nroff, [nroff -man], cat)
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87 AC_SUBST(NROFFFLAGS)
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88 AC_PATH_PROGS(AWKPATH, awk mawk gawk nawk)
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89 AC_PATH_PROGS(PERLPATH, perl)
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96 AC_CHECK_HEADERS(stropts.h sys/time.h string.h unistd.h sys/systeminfo.h)
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97 AC_CHECK_HEADERS(fcntl.h sys/fcntl.h, break)
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98 AC_CHECK_HEADERS(sys/socket.h lan/socket.h, break)
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99 AC_CHECK_HEADER(stddef.h, [], AC_DEFINE(X_WCHAR, 1))
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101 AC_CHECK_FUNCS(_getpty grantpt setitimer usleep)
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102 AC_CHECK_FUNCS(gettimeofday ftime, break)
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103 AC_CHECK_FUNCS(random rand48, break)
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104 AC_CHECK_FUNCS(gethostname sysinfo, break)
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105 AC_CHECK_FUNC(setlocale, [],
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106 AC_CHECK_LIB(i, setlocale, [], AC_DEFINE(X_LOCALE, 1)))
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108 AC_CHECK_LIB(seq, getpseudotty)
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111 if test -n "$no_x" ; then
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112 echo $PACKAGE requires the X Window System header files and libraries!
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113 echo They were not found on your system. See FAQ topic C.2.
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114 echo configure failed
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118 AC_CHECK_HEADER(X11/Intrinsic.h,xt="yes",xt="no")
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120 if test "$xt" == "no" ; then
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121 echo Xt headers not found
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125 AC_ARG_WITH(Xaw3d, [ --with-Xaw3d use Xaw3d instead of Xaw],
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126 with_xaw3d="yes", with_xaw3d="no")
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130 if test "$with_xaw3d" == "yes" ; then
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132 AC_CHECK_LIB([Xaw3d], [XawTextReplace], xaw3d_lib="yes", xaw3d_lib="no")
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133 if test "$xaw3d_lib" == "no" ; then
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134 echo Xaw3d libraries not found
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137 AC_CHECK_HEADER(X11/Xaw3d/Dialog.h,xaw3d_headers="yes",xaw3d_headers="no")
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138 if test "$xaw3d_headers" == "yes" ; then
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139 AC_DEFINE(USE_XAW3D)
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142 AC_CHECK_HEADER(X11/Xaw/Dialog.h,xaw_headers="yes")
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147 AC_CHECK_HEADER(X11/Xaw/Dialog.h,xaw_headers="yes")
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154 if test "$xaw_headers" == "no" ; then
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155 echo Xaw headers not found
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163 dnl| The following info is mostly gathered from GNU Emacs 19.24. Basically,
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164 dnl| we are trying to find out whether this is a System-V derivative in
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165 dnl| which pipes don't work with select() and if so, whether there is anything
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166 dnl| strange about the way to open a pty. Some of the work was done above
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167 dnl| by looking for _getpty, grantpt, and getpseudotty. A few other strange
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168 dnl| properties of particular systems are also handled here.
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170 dnl| 4/6/97 I'm not sure there really are any systems where pipes
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171 dnl| don't work with select(), and ptys cause problems on many
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172 dnl| systems, so I'm changing the default to disable ptys in all
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173 dnl| cases. I will change it back if I get bug reports that are fixed
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174 dnl| by doing a "configure --enable-ptys"
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179 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
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180 [sprintf (pty_name, "/dev/pty/tty%c%x", c, i);])
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181 AC_DEFINE(PTY_NAME_SPRINTF,
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182 [sprintf (pty_name, "/dev/ptym/pty%c%x", c, i);])
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184 if test "$GCC" = yes; then
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185 CONF_CFLAGS="-fwritable-strings"
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188 dnl| Note: You might be able to build xboard even if your compiler does not
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189 dnl| support ANSI C (-Aa). xboard itself does not require ANSI C. I don't
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190 dnl| know whether the X header files on HP-UX require it.
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192 CONF_CFLAGS="-Aa -D_HPUX_SOURCE"
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195 dnl| HP doesn't supply a full set of X header files and libraries. People
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196 dnl| often have some things installed in one place and some in another.
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197 dnl| AC_PATH_XTRA will find only one place, so we try to add all the
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198 dnl| likely ones that might be missing here. It might be better to
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199 dnl| change AC_PATH_XTRA to try to extract this information from imake,
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200 dnl| since folks who install the missing bits often configure their
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201 dnl| imake to find them, but I don't want to delve into autoconf and
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202 dnl| hack on its internals.
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204 if test -d /opt/hppd/include/X11; then
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205 X_CFLAGS="$X_CFLAGS -I/opt/hppd/include"
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206 X_LIBS="$X_LIBS -L/opt/hppd/lib"
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207 elif test -d /usr/contrib/X11R5/include; then
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208 X_CFLAGS="$X_CFLAGS -I/usr/contrib/X11R5/include"
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209 X_LIBS="$X_LIBS -L/usr/contrib/X11R5/lib"
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210 elif test -d /usr/contrib/mitX11R5/include; then
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211 X_CFLAGS="$X_CFLAGS -I/usr/contrib/mitX11R5/include"
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212 X_LIBS="$X_LIBS -L/usr/contrib/mitX11R5/lib"
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213 elif test -d /MIT/X11R5/include; then
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214 X_CFLAGS="$X_CFLAGS -I/MIT/X11R5/include"
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215 X_LIBS="$X_LIBS -L/MIT/X11R5/lib"
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216 elif test -d /usr/local/include/X11R5; then
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217 X_CFLAGS="$X_CFLAGS -I/usr/local/include/X11R5"
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218 X_LIBS="$X_LIBS -L/usr/local/lib/X11R5"
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220 if test -d /usr/include/X11R5; then
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221 X_CFLAGS="$X_CFLAGS -I/usr/include/X11R5"
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222 X_LIBS="$X_LIBS -L/usr/lib/X11R5 -L/usr/lib/X11R4"
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223 elif test -d /usr/include/X11R4; then
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224 X_CFLAGS="$X_CFLAGS -I/usr/include/X11R4"
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225 X_LIBS="$X_LIBS -L/usr/lib/X11R4"
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230 AC_DEFINE(IBMRTAIX, 1)
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236 if test "$GCC" = yes; then
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237 CONF_CFLAGS="-fwritable-strings"
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241 *-*-aix3* | *-*-bosx* )
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242 AC_DEFINE(PTY_ITERATION, [for (c = 0; !c; c++)])
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243 AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");])
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244 AC_DEFINE(PTY_TTY_NAME_SPRINTF, [strcpy (pty_name, ttyname (fd));])
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249 AC_DEFINE(FIRST_PTY_LETTER, 'A')
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250 AC_DEFINE(LAST_PTY_LETTER, 'P')
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255 AC_DEFINE(UNIPLUS, 1)
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260 AC_DEFINE(FIRST_PTY_LETTER, 'z')
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261 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
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262 [sprintf (pty_name, "/dev/ttyp%x", i);])
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263 AC_DEFINE(PTY_NAME_SPRINTF,
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264 [sprintf (pty_name, "/dev/pty%x", i);])
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269 *-*-iris* | *-*-irix3* )
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270 AC_DEFINE(PTY_ITERATION, [for (c = 0; !c; c++)])
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271 AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");])
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272 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
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273 [sprintf (pty_name, "/dev/ttyq%d", minor(stb.st_rdev));])
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281 *-*-sunos4* | *-*-solaris1* )
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283 dnl| Work around a bug in the SunOS 4.x linker. Not needed if you have patches
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284 dnl| 100512-02 and 100573-03 from Sun. The X FAQ says that the following is
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285 dnl| "overkill," but doesn't explain what should be done instead.
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287 if test "$GCC" = yes; then
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288 PRE_XMULIB="-static"
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289 POST_XMULIB="-dynamic"
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291 PRE_XMULIB="-Bstatic"
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292 POST_XMULIB="-Bdynamic"
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296 *-*-sunos5* | *-*-solaris2* )
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299 dnl| I'm not sure -lelf is needed, but it was in the old Imakefile.
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300 dnl| The other libraries should all be found by Ac_PATH_XTRA or other
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303 X_LIBS="$X_LIBS -lelf"
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307 AC_DEFINE(PTY_ITERATION, [for (i = 0; ; i++)])
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308 AC_DEFINE(PTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ptyp%d", i);])
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309 AC_DEFINE(PTY_TTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ttyp%d", i);])
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313 *-*-dynix* | *-*-ptx* )
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321 *-*-usg5-4* | *-*-sysvr4* )
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325 *-*-usg* | *-*-sysv* | *-*-aix* )
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330 if test "$GCC" = yes; then
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331 CONF_CFLAGS="-fwritable-strings"
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337 [ --enable-xpm libXpm will be used if found (default)
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338 --disable-xpm libXpm will not be used],
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339 [enable_xpm="$enableval"], [enable_xpm="yes"])
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341 if test "$enable_xpm" = "yes"; then
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342 save_cflags="$CFLAGS"
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343 CFLAGS="$CFLAGS $X_CFLAGS"
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344 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
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345 AC_CHECK_HEADERS(X11/xpm.h)
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346 CFLAGS="$save_cflags"
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347 if test "$ac_cv_header_X11_xpm_h" = "yes"; then
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348 save_ldflags="$LDFLAGS"
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349 LDFLAGS="$LDFLAGS $X_LIBS"
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350 AC_CHECK_LIB(Xpm, XpmReadFileToPixmap,
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351 [X_PRE_LIBS="-lXpm $X_PRE_LIBS"; AC_DEFINE(HAVE_LIBXPM)], [],
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352 [$X_PRE_LIBS -lX11 $X_EXTRA_LIBS])
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353 LDFLAGS="$save_ldflags"
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357 AC_SUBST(PRE_XMULIB)
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358 AC_SUBST(POST_XMULIB)
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359 AC_SUBST(CONF_CFLAGS)
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360 AC_SUBST(CONF_LDFLAGS)
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362 AC_MSG_CHECKING(whether ptys or pipes should be used)
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363 AC_ARG_ENABLE(ptys,
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364 [ --enable-ptys force use of pseudo-ttys with child processes
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365 --disable-ptys force use of pipes with child processes],
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366 [if test "$enableval" = yes; then
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368 AC_MSG_RESULT([ptys (user override)])
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370 if test "$enableval" = no; then
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372 AC_MSG_RESULT([pipes (user override)])
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374 [if test "$USE_PTYS" = 1; then
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375 AC_MSG_RESULT(ptys)
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377 AC_MSG_RESULT(pipes)
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379 AC_DEFINE_UNQUOTED(USE_PTYS, $USE_PTYS)
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382 dnl | define not to build zippy as a default, so that autoheader is happy
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383 AC_DEFINE(ZIPPY, 0,[should zippy be enabled])
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384 AC_ARG_ENABLE(zippy,
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385 [ --enable-zippy support interfacing a chess program to ICS (default)
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386 --disable-zippy do not support interfacing a chess program to ICS],
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387 [enable_zippy="$enableval"], [enable_zippy="yes"])
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388 if test "$enable_zippy" = yes; then
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389 AC_DEFINE(ZIPPY, 1,[should zippy be enabled])
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396 AC_ARG_ENABLE(sigint,
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397 [ --enable-sigint sending SIGINT (^C) wakes up GNU Chess (default)
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398 --disable-sigint typing a command wakes up GNU Chess],
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399 [if test "$enableval" = yes; then
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400 AC_DEFINE(ATTENTION, 1)
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402 [AC_DEFINE(ATTENTION, 1)])
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404 AC_CONFIG_FILES([Makefile cmail])
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405 AC_CONFIG_COMMANDS([test-stamp-h],[test -z "$CONFIG_HEADERS" || date > stamp-h])
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406 AC_CONFIG_COMMANDS([chmod-cmail],[chmod 755 cmail])
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