configure.in

   1 dnl == autoconf source for the Glasgow FP tools ==
   2 dnl (grep for '^dnl' to see the outline of this file)
   3 dnl
   4 dnl * INITIAL SETUP, CHOICE OF PLATFORM(S)
   5 #!/bin/sh
   6 #
   7 # (c) The AQUA Project, Glasgow University, 1994-1997
   8 #
   9 # Configure script for the Glasgow functional programming tools
  10 # (created automagically by autoconf...do not edit by hand)
  11 #
  12 # Do "./configure --help" to see what flags are available.
  13 # (Better yet, read the documentation!)
  14 #
  15 # First off, a distrib sanity check..
  16 AC_INIT(mk/config.mk.in)
  17
  18 # -------------------------------------------------------------------------
  19 # Prepare to generate the following header files
  20 #
  21 #
  22 AC_CONFIG_HEADER(mk/config.h)
  23
  24 # No, we don't do `--srcdir'...
  25 if test x"$srcdir" != 'x.' ; then
  26     echo "This configuration does not support the \`--srcdir' option.."
  27     exit 1
  28 fi
  29
  30 #
  31 # Remove some automounter nonsense (Glasgow specific gruff)
  32 #
  33 hardtop=`pwd`
  34 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|'`
  35
  36 echo ''
  37 echo "*** The top of your build tree is: $hardtop"
  38 AC_SUBST(hardtop)
  39
  40 ####--------------------------------------------------------------------
  41 dnl ** choose host(/target/build) platform
  42 #
  43 # Guess host/target/build platform(s) if necessary.
  44 #
  45 AC_CANONICAL_SYSTEM
  46
  47 # "$host" defaults to "$target"
  48 if test "x$host" = xNONE ; then
  49     host=$target
  50 fi
  51 # "$build" defaults to "$host"
  52 #if test "x$build" = xNONE ; then
  53 #    build=$host
  54 #else
  55 #    echo "This configuration does not support the \`--build' option."
  56 #    exit 1
  57 #fi
  58
  59 dnl ** canonicalize platform names
  60 # Canonicali[sz]e those babies
  61 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
  62 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
  63 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
  64
  65 if test x"$TargetPlatform" != x"$HostPlatform" ; then
  66     echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
  67     exit 1
  68 fi
  69
  70 exeext=''
  71 #
  72 # The following will be more difficult when we *are* cross-compiling.
  73 # Suitable names to slam in *_CPP are in platform.h.in.
  74 # We also record the architecture, vendor, and operating system (OS)
  75 # separately.
  76 case $HostPlatform in
  77 alpha-dec-osf[[1234]]*)
  78         HostPlatform=alpha-dec-osf1   # canonicalise for our purposes
  79         TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
  80         BuildPlatform=alpha-dec-osf1  # hack
  81         HostPlatform_CPP='alpha_dec_osf1'
  82         HostArch_CPP='alpha'
  83         HostVendor_CPP='dec'
  84         HostOS_CPP='osf1'
  85         ;;
  86 hppa1.1-hp-hpux*)
  87         HostPlatform=hppa1.1-hp-hpux  # canonicalise for our purposes (hack)
  88         TargetPlatform=hppa1.1-hp-hpux
  89         BuildPlatform=hppa1.1-hp-hpux
  90         HostPlatform_CPP='hppa1_1_hp_hpux'
  91         HostArch_CPP='hppa1_1'
  92         HostVendor_CPP='hp'
  93         HostOS_CPP='hpux'
  94         ;;
  95 i[[3456]]86-*-linuxaout*)
  96         HostPlatform=i386-unknown-linuxaout   # hack again
  97         TargetPlatform=i386-unknown-linuxaout
  98         BuildPlatform=i386-unknown-linuxaout
  99         HostPlatform_CPP='i386_unknown_linuxaout'
 100         HostArch_CPP='i386'
 101         HostVendor_CPP='unknown'
 102         HostOS_CPP='linuxaout'
 103         ;;
 104 i[[3456]]86-*-linux*)
 105         HostPlatform=i386-unknown-linux # hack again
 106         TargetPlatform=i386-unknown-linux
 107         BuildPlatform=i386-unknown-linux
 108         HostPlatform_CPP='i386_unknown_linux'
 109         HostArch_CPP='i386'
 110         HostVendor_CPP='unknown'
 111         HostOS_CPP='linux'
 112         ;;
 113 i[[3456]]86-*-freebsd*)
 114         HostPlatform=i386-unknown-freebsd # hack again
 115         TargetPlatform=i386-unknown-freebsd
 116         BuildPlatform=i386-unknown-freebsd
 117         HostPlatform_CPP='i386_unknown_freebsd'
 118         HostArch_CPP='i386'
 119         HostVendor_CPP='unknown'
 120         HostOS_CPP='freebsd'
 121         ;;
 122 i[[3456]]86-*-netbsd*)
 123         HostPlatform=i386-unknown-netbsd # hack again
 124         TargetPlatform=i386-unknown-netbsd
 125         BuildPlatform=i386-unknown-netbsd
 126         HostPlatform_CPP='i386_unknown_netbsd'
 127         HostArch_CPP='i386'
 128         HostVendor_CPP='unknown'
 129         HostOS_CPP='netbsd'
 130         ;;
 131 i[[3456]]86-*-solaris2*)
 132         HostPlatform=i386-unknown-solaris2 # hack again
 133         TargetPlatform=i386-unknown-solaris2
 134         BuildPlatform=i386-unknown-solaris2
 135         HostPlatform_CPP='i386_unknown_solaris2'
 136         HostArch_CPP='i386'
 137         HostVendor_CPP='unknown'
 138         HostOS_CPP='solaris2'
 139         ;;
 140 i[[3456]]86-*-cygwin32*)
 141         HostPlatform=i386-unknown-cygwin32 # hack again
 142         TargetPlatform=i386-unknown-cygwin32
 143         BuildPlatform=i386-unknown-cygwin32
 144         HostPlatform_CPP='i386_unknown_cygwin32'
 145         HostArch_CPP='i386'
 146         HostVendor_CPP='unknown'
 147         HostOS_CPP='cygwin32'
 148         exeext='.exe'
 149         ;;
 150 m68k-next-nextstep2)
 151         HostPlatform_CPP='m68k_next_nextstep2'
 152         HostArch_CPP='m68k'
 153         HostVendor_CPP='next'
 154         HostOS_CPP='nextstep2'
 155         ;;
 156 m68k-next-nextstep3)
 157         HostPlatform_CPP='m68k_next_nextstep3'
 158         HostArch_CPP='m68k'
 159         HostVendor_CPP='next'
 160         HostOS_CPP='nextstep3'
 161         ;;
 162 i[[3456]]86-next-nextstep3)
 163         HostPlatform=i386-next-nextstep3 # hack again
 164         TargetPlatform=i386-next-nextstep3
 165         BuildPlatform=i386-next-nextstep3
 166         HostPlatform_CPP='i386_next_nextstep3'
 167         HostArch_CPP='i386'
 168         HostVendor_CPP='next'
 169         HostOS_CPP='nextstep3'
 170         ;;
 171 m68k-sun-sunos4*)
 172         HostPlatform=m68k-sun-sunos4
 173         TargetPlatform=m68k-sun-sunos4 #hack
 174         BuildPlatform=m68k-sun-sunos4 #hack
 175         HostPlatform_CPP='m68k_sun_sunos4'
 176         HostArch_CPP='m68k'
 177         HostVendor_CPP='sun'
 178         HostOS_CPP='sunos4'
 179         ;;
 180 mips-dec-ultrix*)
 181         HostPlatform_CPP='mips_dec_ultrix'
 182         HostArch_CPP='mipsel'   # NB a little different
 183         HostVendor_CPP='dec'
 184         HostOS_CPP='ultrix'
 185         ;;
 186 mips-sgi-irix*)
 187         HostPlatform=mips-sgi-irix
 188         TargetPlatform=mips-sgi-irix #hack
 189         BuildPlatform=mips-sgi-irix #hack
 190         HostPlatform_CPP='mips_sgi_irix'
 191         HostArch_CPP='mipseb'   # NB a little different
 192         HostVendor_CPP='sgi'
 193         HostOS_CPP='irix'
 194         ;;
 195 rs6000-ibm-aix*)
 196         HostPlatform=rs6000-ibm-aix
 197         TargetPlatform=rs6000-ibm-aix #hack
 198         BuildPlatform=rs6000-ibm-aix #hack
 199         HostPlatform_CPP='rs6000_ibm_aix'
 200         HostArch_CPP='rs6000'
 201         HostVendor_CPP='ibm'
 202         HostOS_CPP='aix'
 203         ;;
 204 powerpc-ibm-aix*)
 205         HostPlatform=powerpc-ibm-aix
 206         TargetPlatform=powerpc-ibm-aix #hack
 207         BuildPlatform=powerpc-ibm-aix #hack
 208         HostPlatform_CPP='powerpc_ibm_aix'
 209         HostArch_CPP='powerpc'
 210         HostVendor_CPP='ibm'
 211         HostOS_CPP='aix'
 212         ;;
 213 sparc-sun-sunos4*)
 214         HostPlatform=sparc-sun-sunos4
 215         TargetPlatform=sparc-sun-sunos4 #hack
 216         BuildPlatform=sparc-sun-sunos4 #hack
 217         HostPlatform_CPP='sparc_sun_sunos4'
 218         HostArch_CPP='sparc'
 219         HostVendor_CPP='sun'
 220         HostOS_CPP='sunos4'
 221         ;;
 222 sparc-sun-solaris2*)
 223         HostPlatform=sparc-sun-solaris2
 224         TargetPlatform=sparc-sun-solaris2 #hack
 225         BuildPlatform=sparc-sun-solaris2 #hack
 226         HostPlatform_CPP='sparc_sun_solaris2'
 227         HostArch_CPP='sparc'
 228         HostVendor_CPP='sun'
 229         HostOS_CPP='solaris2'
 230         ;;
 231 *)
 232         echo "Unrecognised platform: $HostPlatform"
 233         exit 1
 234         ;;
 235 esac
 236 echo "Canonicalised to: $HostPlatform"
 237 test  x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
 238 test  x"$BuildPlatform" != x"$HostPlatform"  && echo "Build platform set to $BuildPlatform"
 239
 240 BuildPlatform_CPP=$HostPlatform_CPP
 241 TargetPlatform_CPP=$HostPlatform_CPP
 242 BuildArch_CPP=$HostArch_CPP
 243 TargetArch_CPP=$HostArch_CPP
 244 BuildOS_CPP=$HostOS_CPP
 245 HostOS_Full=$host_os
 246 TargetOS_CPP=$HostOS_CPP
 247 BuildVendor_CPP=$HostVendor_CPP
 248 TargetVendor_CPP=$HostVendor_CPP
 249
 250 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
 251 dnl AC_SUBST(BuildPlatform)
 252
 253 AC_SUBST(HostPlatform)
 254 AC_SUBST(TargetPlatform)
 255 AC_SUBST(HostPlatform_CPP)
 256 dnl AC_SUBST(BuildPlatform_CPP)
 257 dnl AC_SUBST(TargetPlatform_CPP)
 258
 259 AC_SUBST(HostArch_CPP)
 260 dnl AC_SUBST(BuildArch_CPP)
 261 dnl AC_SUBST(TargetArch_CPP)
 262
 263 AC_SUBST(HostOS_CPP)
 264 AC_SUBST(HostOS_Full)
 265 dnl AC_SUBST(BuildOS_CPP)
 266 dnl AC_SUBST(TargetOS_CPP)
 267
 268 AC_SUBST(HostVendor_CPP)
 269 dnl AC_SUBST(BuildVendor_CPP)
 270 dnl AC_SUBST(TargetVendor_CPP)
 271
 272 AC_SUBST(exeext)
 273
 274 # -------------------------------------------------------------------------
 275 dnl
 276 dnl * _GENERAL_ CONFIGURATION CHECKS
 277 #
 278
 279 #
 280 dnl ** does #! work?
 281 #
 282 AC_SYS_INTERPRETER()
 283 #
 284 dnl ** look for `perl', but watch out for version 4.035
 285 #
 286 AC_PATH_PROG(PerlCmd,perl)
 287 if test -z "$PerlCmd"; then
 288    echo "You must install perl before you can continue"
 289    echo "Perhaps it is already installed, but not in your PATH?"
 290    exit 1
 291 else
 292 AC_CHECK_PERL_VERSION
 293 fi
 294
 295 #
 296 dnl ** does #!.../perl work? (sometimes it's too long...)
 297 #
 298 AC_SHEBANG_PERL
 299
 300 # Remove: we work around the problem in the single place
 301 # where we rely on something (getopts) from the libraries.
 302 #
 303 #dnl ** check if perl library is properly installed
 304 #
 305 # (by seeing if a "do 'getopts.pl'" works...
 306 #if $PerlCmd -e 'do "getopts.pl" || exit(1); exit(0);' > /dev/null 2>&1 ; then
 307 #    :
 308 #else
 309 #    echo "I think your perl library is misinstalled:"
 310 #    echo "The following script did not work:"
 311 #    echo '      do "getopts.pl" || exit(1); exit(0);'
 312 #    echo 'But, anyway, we will continue in our quest..'
 313 #fi
 314 #
 315
 316 #
 317 dnl ** look for GCC and find out which version
 318 # Figure out which C compiler to use.  Gcc is preferred.
 319 # If gcc, make sure it's at least 2.1
 320 #
 321 AC_PROG_CC
 322 AC_HAVE_GCC
 323
 324 #
 325 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
 326 #
 327 AC_PROG_CPP
 328 AC_PROG_GNUCPP
 329
 330 #
 331 dnl ** figure out how to do context diffs
 332 #
 333 AC_PROG_DIFF
 334
 335 #
 336 dnl ** look for a decent parser generator (bison preferred)
 337 #
 338 # (AC_PROG_YACCY is AC_PROG_YACC, but with some extra testing
 339 # on the suitability of the 'yacc' returned.)
 340 AC_PROG_YACCY
 341
 342 #
 343 dnl ** Find lex command (lex or flex) and library (-ll or -lfl)
 344 #
 345 AC_PROG_LEX
 346
 347 #
 348 dnl ** figure out how to do a BSD-ish install
 349 #
 350 AC_PROG_INSTALL
 351 #
 352 dnl ** how to invoke `ar' and `ranlib'
 353 #
 354 AC_PROG_AR_AND_RANLIB
 355
 356 #
 357 #
 358 dnl ** Check to see whether ln -s works
 359 #
 360 AC_PROG_LN_S
 361
 362 #
 363 dnl ** Find the path to sed **
 364 #
 365 AC_PATH_PROG(SedCmd,sed)
 366
 367 #
 368 dnl ** check for time command **
 369 AC_PATH_PROG(TimeCmd,time)
 370
 371 #
 372 dnl ** check for tar **
 373 #
 374 # if GNU tar is named gtar, look for it first.
 375 #
 376 AC_PATH_PROGS(TarCmd,gtar tar,tar)
 377
 378 #
 379 dnl ** check for gzip/compress **
 380 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
 381
 382 compress_nm=`basename $CompressCmd`
 383 if test x"$compress_nm" = xgzip; then
 384   CompressCmd="$CompressCmd -d"
 385   CompressSuffix="gz"
 386 else
 387   CompressSuffix="Z"
 388 fi
 389 AC_SUBST(CompressCmd)
 390 AC_SUBST(CompressSuffix)
 391
 392 #
 393 dnl ** check for installed happy binary + version
 394 #
 395 AC_HAPPY
 396
 397 if test x"$HappyCmd" != x; then
 398    if expr $HappyVersion \< "1.3" >/dev/null; then
 399         echo "   Happy Version 1.3 or later is required to compile GHC."
 400         echo "   Using the Happy sources in the tree.";
 401         HappyCmd=""
 402    fi
 403 fi
 404
 405 #
 406 #
 407 dnl ** check for installed lx binary
 408 #
 409 AC_PATH_PROG(LxCmd,lx)
 410
 411 #
 412 dnl ** check for installed green-card binary
 413 #
 414 AC_PATH_PROG(GreencardCmd,green-card)
 415
 416 #### program checking section ends here ####
 417
 418 ####--------------------------------------------------
 419 #### checking the state of the local header files and syscalls ####
 420
 421 #
 422 dnl ** check for full ANSI header (.h) files
 423 #
 424 AC_HEADER_STDC
 425
 426 #
 427 dnl ** check for specific header (.h) files that we are interested in
 428 #
 429 AC_CHECK_HEADERS(dirent.h fcntl.h grp.h malloc.h memory.h nlist.h pwd.h siginfo.h signal.h stdlib.h string.h sys/fault.h sys/file.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/utsname.h sys/vadvise.h sys/wait.h termios.h time.h types.h unistd.h utime.h vfork.h readline/readline.h )
 430
 431 #
 432 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
 433 #
 434 AC_HEADER_TIME
 435 #
 436 dnl ** how do we get a timezone name, and UTC offset ?
 437 #
 438 AC_STRUCT_TIMEZONE
 439
 440 #
 441 dnl what's the type of timezone?
 442 AC_TYPE_TIMEZONE
 443
 444 #
 445 dnl do we have altzone?
 446 AC_ALTZONE
 447
 448 #
 449 dnl ** check for specific library functions that we are interested in
 450 #
 451 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect setitimer stat sysconf timelocal times vadvise vfork)
 452
 453 #
 454 # Misc
 455 #
 456 dnl ** can we get alloca?
 457 AC_FUNC_ALLOCA
 458 dnl ** determine whether or not const works
 459 AC_C_CONST
 460 dnl ** determine the type of signal()
 461 AC_TYPE_SIGNAL
 462
 463 #
 464 dnl ** check for leading underscores in symbol names
 465 #
 466 AC_UNDERSCORE
 467
 468 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )
 469
 470 echo ''
 471 echo '************************************************'
 472 echo '*** NOW DO: gmake boot followed by gmake all'
 473 echo '***         (where gmake == GNU make)'
 474 echo '************************************************'
 475 exit 0