3 dnl| You can process this file with autoconf to produce a configure script.
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4 dnl| However, normally the supplied configure script will work fine.
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6 dnl| If you do need to change the configure script, instead of editing
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7 dnl| it directly, try to edit configure.in (in a way that will keep
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8 dnl| it portable to sites and systems other than your own), and run autoconf
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9 dnl| to regenerate configure. Then submit your changes to be folded into
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10 dnl| the standard version of xboard.
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16 AC_INIT([PRODUCT],[VERSION-PATCHLEVEL])
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19 AC_CONFIG_HEADERS([config.h])
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20 AC_CONFIG_FILES([Makefile cmail xboard.texinfo],
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21 [test -z "$CONFIG_HEADERS" || date > stamp-h
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25 dnl | a bunch of templates for defines used below
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26 AH_TEMPLATE([FIRST_PTY_LETTER],[template])
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27 AH_TEMPLATE([HAVE_FCNTL_H],[template])
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28 AH_TEMPLATE([HAVE_GETHOSTNAME],[template])
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29 AH_TEMPLATE([HAVE_GETTIMEOFDAY],[template])
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30 AH_TEMPLATE([HAVE_RANDOM],[template])
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31 AH_TEMPLATE([HAVE_SYS_SOCKET_H],[template])
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32 AH_TEMPLATE([IBMRTAIX],[template])
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33 AH_TEMPLATE([LAST_PTY_LETTER],[template])
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34 AH_TEMPLATE([PATCHLEVEL],[template])
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35 AH_TEMPLATE([PRODUCT],[template])
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36 AH_TEMPLATE([PTY_ITERATION],[template])
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37 AH_TEMPLATE([PTY_NAME_SPRINTF],[template])
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38 AH_TEMPLATE([PTY_OPEN],[template])
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39 AH_TEMPLATE([PTY_TTY_NAME_SPRINTF],[template])
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40 AH_TEMPLATE([REMOTE_SHELL],[template])
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41 AH_TEMPLATE([RTU],[template])
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42 AH_TEMPLATE([UNIPLUS],[template])
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43 AH_TEMPLATE([USE_PTYS],[template])
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44 AH_TEMPLATE([VERSION],[template])
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45 AH_TEMPLATE([X_WCHAR],[template])
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46 AH_TEMPLATE([ATTENTION],[template])
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47 AH_TEMPLATE([DEFINED_SYS_ERRLIST],[template])
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48 AH_TEMPLATE([HAVE_LIBXPM],[template])
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49 AH_TEMPLATE([USE_XAW3D],[template])
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50 AH_TEMPLATE([X_LOCALE],[template])
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54 if test -z "$CFLAGS" ; then
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55 dnl| Prevent the next macro from setting CFLAGS to -g
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62 AC_CHECK_PROGS(LEX, lex flex, lex_not_found)
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63 if test "$LEX" != lex_not_found ; then
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66 AC_CHECK_PROGS(RSH, remsh rsh, rsh)
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67 AC_CHECK_PROGS(MINFO, makeinfo, makeinfo_not_found)
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68 if test "$MINFO" == makeinfo_not_found ; then
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69 echo Please install \"makeinfo\"
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72 AC_DEFINE_UNQUOTED(REMOTE_SHELL, "$RSH")
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73 AC_CHECK_PROG(NROFF, nroff, [nroff -man], cat)
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74 AC_SUBST(NROFFFLAGS)
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75 AC_PATH_PROGS(AWKPATH, awk mawk gawk nawk)
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76 AC_PATH_PROGS(PERLPATH, perl)
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83 AC_CHECK_HEADERS(stropts.h sys/time.h string.h unistd.h sys/systeminfo.h)
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84 AC_CHECK_HEADERS(fcntl.h sys/fcntl.h, break)
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85 AC_CHECK_HEADERS(sys/socket.h lan/socket.h, break)
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86 AC_CHECK_HEADER(stddef.h, [], AC_DEFINE(X_WCHAR, 1))
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88 AC_CHECK_FUNCS(_getpty grantpt setitimer usleep)
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89 AC_CHECK_FUNCS(gettimeofday ftime, break)
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90 AC_CHECK_FUNCS(random rand48, break)
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91 AC_CHECK_FUNCS(gethostname sysinfo, break)
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92 AC_CHECK_FUNC(setlocale, [],
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93 AC_CHECK_LIB(i, setlocale, [], AC_DEFINE(X_LOCALE, 1)))
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95 AC_CHECK_LIB(seq, getpseudotty)
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98 if test -n "$no_x" ; then
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99 echo $PRODUCT requires the X Window System header files and libraries!
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100 echo They were not found on your system. See FAQ topic C.2.
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101 echo configure failed
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105 AC_CHECK_HEADER(X11/Intrinsic.h,xt="yes",xt="no")
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107 if test "$xt" == "no" ; then
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108 echo Xt headers not found
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112 AC_ARG_WITH(Xaw3d, [ --with-Xaw3d use Xaw3d instead of Xaw],
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113 with_xaw3d="yes", with_xaw3d="no")
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117 if test "$with_xaw3d" == "yes" ; then
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119 AC_CHECK_LIB([Xaw3d], [XawTextReplace], xaw3d_lib="yes", xaw3d_lib="no")
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120 if test "$xaw3d_lib" == "no" ; then
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121 echo Xaw3d libraries not found
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124 AC_CHECK_HEADER(X11/Xaw3d/Dialog.h,xaw3d_headers="yes",xaw3d_headers="no")
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125 if test "$xaw3d_headers" == "yes" ; then
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126 AC_DEFINE(USE_XAW3D)
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129 AC_CHECK_HEADER(X11/Xaw/Dialog.h,xaw_headers="yes")
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134 AC_CHECK_HEADER(X11/Xaw/Dialog.h,xaw_headers="yes")
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141 if test "$xaw_headers" == "no" ; then
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142 echo Xaw headers not found
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150 dnl| The following info is mostly gathered from GNU Emacs 19.24. Basically,
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151 dnl| we are trying to find out whether this is a System-V derivative in
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152 dnl| which pipes don't work with select() and if so, whether there is anything
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153 dnl| strange about the way to open a pty. Some of the work was done above
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154 dnl| by looking for _getpty, grantpt, and getpseudotty. A few other strange
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155 dnl| properties of particular systems are also handled here.
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157 dnl| 4/6/97 I'm not sure there really are any systems where pipes
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158 dnl| don't work with select(), and ptys cause problems on many
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159 dnl| systems, so I'm changing the default to disable ptys in all
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160 dnl| cases. I will change it back if I get bug reports that are fixed
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161 dnl| by doing a "configure --enable-ptys"
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166 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
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167 [sprintf (pty_name, "/dev/pty/tty%c%x", c, i);])
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168 AC_DEFINE(PTY_NAME_SPRINTF,
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169 [sprintf (pty_name, "/dev/ptym/pty%c%x", c, i);])
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171 if test "$GCC" = yes; then
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172 CONF_CFLAGS="-fwritable-strings"
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175 dnl| Note: You might be able to build xboard even if your compiler does not
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176 dnl| support ANSI C (-Aa). xboard itself does not require ANSI C. I don't
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177 dnl| know whether the X header files on HP-UX require it.
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179 CONF_CFLAGS="-Aa -D_HPUX_SOURCE"
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182 dnl| HP doesn't supply a full set of X header files and libraries. People
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183 dnl| often have some things installed in one place and some in another.
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184 dnl| AC_PATH_XTRA will find only one place, so we try to add all the
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185 dnl| likely ones that might be missing here. It might be better to
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186 dnl| change AC_PATH_XTRA to try to extract this information from imake,
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187 dnl| since folks who install the missing bits often configure their
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188 dnl| imake to find them, but I don't want to delve into autoconf and
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189 dnl| hack on its internals.
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191 if test -d /opt/hppd/include/X11; then
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192 X_CFLAGS="$X_CFLAGS -I/opt/hppd/include"
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193 X_LIBS="$X_LIBS -L/opt/hppd/lib"
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194 elif test -d /usr/contrib/X11R5/include; then
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195 X_CFLAGS="$X_CFLAGS -I/usr/contrib/X11R5/include"
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196 X_LIBS="$X_LIBS -L/usr/contrib/X11R5/lib"
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197 elif test -d /usr/contrib/mitX11R5/include; then
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198 X_CFLAGS="$X_CFLAGS -I/usr/contrib/mitX11R5/include"
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199 X_LIBS="$X_LIBS -L/usr/contrib/mitX11R5/lib"
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200 elif test -d /MIT/X11R5/include; then
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201 X_CFLAGS="$X_CFLAGS -I/MIT/X11R5/include"
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202 X_LIBS="$X_LIBS -L/MIT/X11R5/lib"
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203 elif test -d /usr/local/include/X11R5; then
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204 X_CFLAGS="$X_CFLAGS -I/usr/local/include/X11R5"
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205 X_LIBS="$X_LIBS -L/usr/local/lib/X11R5"
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207 if test -d /usr/include/X11R5; then
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208 X_CFLAGS="$X_CFLAGS -I/usr/include/X11R5"
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209 X_LIBS="$X_LIBS -L/usr/lib/X11R5 -L/usr/lib/X11R4"
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210 elif test -d /usr/include/X11R4; then
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211 X_CFLAGS="$X_CFLAGS -I/usr/include/X11R4"
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212 X_LIBS="$X_LIBS -L/usr/lib/X11R4"
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217 AC_DEFINE(IBMRTAIX, 1)
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223 if test "$GCC" = yes; then
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224 CONF_CFLAGS="-fwritable-strings"
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228 *-*-aix3* | *-*-bosx* )
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229 AC_DEFINE(PTY_ITERATION, [for (c = 0; !c; c++)])
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230 AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");])
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231 AC_DEFINE(PTY_TTY_NAME_SPRINTF, [strcpy (pty_name, ttyname (fd));])
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236 AC_DEFINE(FIRST_PTY_LETTER, 'A')
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237 AC_DEFINE(LAST_PTY_LETTER, 'P')
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242 AC_DEFINE(UNIPLUS, 1)
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247 AC_DEFINE(FIRST_PTY_LETTER, 'z')
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248 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
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249 [sprintf (pty_name, "/dev/ttyp%x", i);])
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250 AC_DEFINE(PTY_NAME_SPRINTF,
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251 [sprintf (pty_name, "/dev/pty%x", i);])
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256 *-*-iris* | *-*-irix3* )
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257 AC_DEFINE(PTY_ITERATION, [for (c = 0; !c; c++)])
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258 AC_DEFINE(PTY_NAME_SPRINTF, [strcpy (pty_name, "/dev/ptc");])
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259 AC_DEFINE(PTY_TTY_NAME_SPRINTF,
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260 [sprintf (pty_name, "/dev/ttyq%d", minor(stb.st_rdev));])
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268 *-*-sunos4* | *-*-solaris1* )
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270 dnl| Work around a bug in the SunOS 4.x linker. Not needed if you have patches
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271 dnl| 100512-02 and 100573-03 from Sun. The X FAQ says that the following is
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272 dnl| "overkill," but doesn't explain what should be done instead.
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274 if test "$GCC" = yes; then
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275 PRE_XMULIB="-static"
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276 POST_XMULIB="-dynamic"
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278 PRE_XMULIB="-Bstatic"
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279 POST_XMULIB="-Bdynamic"
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283 *-*-sunos5* | *-*-solaris2* )
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286 dnl| I'm not sure -lelf is needed, but it was in the old Imakefile.
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287 dnl| The other libraries should all be found by Ac_PATH_XTRA or other
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290 X_LIBS="$X_LIBS -lelf"
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294 AC_DEFINE(PTY_ITERATION, [for (i = 0; ; i++)])
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295 AC_DEFINE(PTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ptyp%d", i);])
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296 AC_DEFINE(PTY_TTY_NAME_SPRINTF, [sprintf (pty_name, "/dev/ttyp%d", i);])
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300 *-*-dynix* | *-*-ptx* )
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308 *-*-usg5-4* | *-*-sysvr4* )
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312 *-*-usg* | *-*-sysv* | *-*-aix* )
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317 if test "$GCC" = yes; then
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318 CONF_CFLAGS="-fwritable-strings"
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324 [ --enable-xpm libXpm will be used if found (default)
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325 --disable-xpm libXpm will not be used],
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326 [enable_xpm="$enableval"], [enable_xpm="yes"])
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328 if test "$enable_xpm" = "yes"; then
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329 save_cflags="$CFLAGS"
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330 CFLAGS="$CFLAGS $X_CFLAGS"
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331 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
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332 AC_CHECK_HEADERS(X11/xpm.h)
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333 CFLAGS="$save_cflags"
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334 if test "$ac_cv_header_X11_xpm_h" = "yes"; then
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335 save_ldflags="$LDFLAGS"
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336 LDFLAGS="$LDFLAGS $X_LIBS"
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337 AC_CHECK_LIB(Xpm, XpmReadFileToPixmap,
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338 [X_PRE_LIBS="-lXpm $X_PRE_LIBS"; AC_DEFINE(HAVE_LIBXPM)], [],
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339 [$X_PRE_LIBS -lX11 $X_EXTRA_LIBS])
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340 LDFLAGS="$save_ldflags"
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344 AC_SUBST(PRE_XMULIB)
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345 AC_SUBST(POST_XMULIB)
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346 AC_SUBST(CONF_CFLAGS)
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347 AC_SUBST(CONF_LDFLAGS)
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349 AC_MSG_CHECKING(whether ptys or pipes should be used)
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350 AC_ARG_ENABLE(ptys,
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351 [ --enable-ptys force use of pseudo-ttys with child processes
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352 --disable-ptys force use of pipes with child processes],
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353 [if test "$enableval" = yes; then
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355 AC_MSG_RESULT([ptys (user override)])
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357 if test "$enableval" = no; then
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359 AC_MSG_RESULT([pipes (user override)])
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361 [if test "$USE_PTYS" = 1; then
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362 AC_MSG_RESULT(ptys)
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364 AC_MSG_RESULT(pipes)
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366 AC_DEFINE_UNQUOTED(USE_PTYS, $USE_PTYS)
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369 dnl | define not to build zippy as a default, so that autoheader is happy
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370 AC_DEFINE(ZIPPY, 0,[should zippy be enabled])
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371 AC_ARG_ENABLE(zippy,
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372 [ --enable-zippy support interfacing a chess program to ICS (default)
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373 --disable-zippy do not support interfacing a chess program to ICS],
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374 [enable_zippy="$enableval"], [enable_zippy="yes"])
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375 if test "$enable_zippy" = yes; then
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376 AC_DEFINE(ZIPPY, 1,[should zippy be enabled])
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383 AC_ARG_ENABLE(sigint,
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384 [ --enable-sigint sending SIGINT (^C) wakes up GNU Chess (default)
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385 --disable-sigint typing a command wakes up GNU Chess],
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386 [if test "$enableval" = yes; then
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387 AC_DEFINE(ATTENTION, 1)
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389 [AC_DEFINE(ATTENTION, 1)])
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391 AC_DEFINE_UNQUOTED(PRODUCT, "$PRODUCT")
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392 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
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393 AC_DEFINE_UNQUOTED(PATCHLEVEL, "$PATCHLEVEL")
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396 AC_SUBST(PATCHLEVEL)
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