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 common automounter nonsense + convert from UNC to DOS style paths
  32 # (cygwin32-beta18 for UNC isn't quite there yet.)
  33 #
  34 hardtop=`pwd`
  35 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|' | sed 's|^//\(.\)/|\1:/|' `
  36
  37 echo ''
  38 echo "*** The top of your build tree is: $hardtop"
  39 AC_SUBST(hardtop)
  40
  41 ####--------------------------------------------------------------------
  42 dnl ** choose host(/target/build) platform
  43 #
  44 # Guess host/target/build platform(s) if necessary.
  45 #
  46 AC_CANONICAL_SYSTEM
  47
  48 # "$host" defaults to "$target"
  49 if test "x$host" = xNONE ; then
  50     host=$target
  51 fi
  52 # "$build" defaults to "$host"
  53 #if test "x$build" = xNONE ; then
  54 #    build=$host
  55 #else
  56 #    echo "This configuration does not support the \`--build' option."
  57 #    exit 1
  58 #fi
  59
  60 dnl ** canonicalize platform names
  61 # Canonicali[sz]e those babies
  62 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
  63 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
  64 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
  65
  66 if test x"$TargetPlatform" != x"$HostPlatform" ; then
  67     echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
  68     exit 1
  69 fi
  70
  71 exeext=''
  72 #
  73 # The following will be more difficult when we *are* cross-compiling.
  74 # Suitable names to slam in *_CPP are in platform.h.in.
  75 # We also record the architecture, vendor, and operating system (OS)
  76 # separately.
  77 case $HostPlatform in
  78 alpha-dec-osf[[12]]*)
  79         HostPlatform=alpha-dec-osf1   # canonicalise for our purposes
  80         TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
  81         BuildPlatform=alpha-dec-osf1  # hack
  82         HostPlatform_CPP='alpha_dec_osf1'
  83         HostArch_CPP='alpha'
  84         HostVendor_CPP='dec'
  85         HostOS_CPP='osf1'
  86         ;;
  87 alpha-dec-osf[[34]]*)
  88         HostPlatform=alpha-dec-osf3   # canonicalise for our purposes
  89         TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
  90         BuildPlatform=alpha-dec-osf3  # hack
  91         HostPlatform_CPP='alpha_dec_osf3'
  92         HostArch_CPP='alpha'
  93         HostVendor_CPP='dec'
  94         HostOS_CPP='osf3'
  95         ;;
  96 hppa1.1-hp-hpux*)
  97         HostPlatform=hppa1.1-hp-hpux  # canonicalise for our purposes (hack)
  98         TargetPlatform=hppa1.1-hp-hpux
  99         BuildPlatform=hppa1.1-hp-hpux
 100         HostPlatform_CPP='hppa1_1_hp_hpux'
 101         HostArch_CPP='hppa1_1'
 102         HostVendor_CPP='hp'
 103         HostOS_CPP='hpux'
 104         ;;
 105 i[[3456]]86-*-linuxaout*)
 106         HostPlatform=i386-unknown-linuxaout   # hack again
 107         TargetPlatform=i386-unknown-linuxaout
 108         BuildPlatform=i386-unknown-linuxaout
 109         HostPlatform_CPP='i386_unknown_linuxaout'
 110         HostArch_CPP='i386'
 111         HostVendor_CPP='unknown'
 112         HostOS_CPP='linuxaout'
 113         ;;
 114 i[[3456]]86-*-linux*)
 115         HostPlatform=i386-unknown-linux # hack again
 116         TargetPlatform=i386-unknown-linux
 117         BuildPlatform=i386-unknown-linux
 118         HostPlatform_CPP='i386_unknown_linux'
 119         HostArch_CPP='i386'
 120         HostVendor_CPP='unknown'
 121         HostOS_CPP='linux'
 122         ;;
 123 i[[3456]]86-*-freebsd*)
 124         HostPlatform=i386-unknown-freebsd # hack again
 125         TargetPlatform=i386-unknown-freebsd
 126         BuildPlatform=i386-unknown-freebsd
 127         HostPlatform_CPP='i386_unknown_freebsd'
 128         HostArch_CPP='i386'
 129         HostVendor_CPP='unknown'
 130         HostOS_CPP='freebsd'
 131         ;;
 132 i[[3456]]86-*-netbsd*)
 133         HostPlatform=i386-unknown-netbsd # hack again
 134         TargetPlatform=i386-unknown-netbsd
 135         BuildPlatform=i386-unknown-netbsd
 136         HostPlatform_CPP='i386_unknown_netbsd'
 137         HostArch_CPP='i386'
 138         HostVendor_CPP='unknown'
 139         HostOS_CPP='netbsd'
 140         ;;
 141 i[[3456]]86-*-solaris2*)
 142         HostPlatform=i386-unknown-solaris2 # hack again
 143         TargetPlatform=i386-unknown-solaris2
 144         BuildPlatform=i386-unknown-solaris2
 145         HostPlatform_CPP='i386_unknown_solaris2'
 146         HostArch_CPP='i386'
 147         HostVendor_CPP='unknown'
 148         HostOS_CPP='solaris2'
 149         ;;
 150 i[[3456]]86-*-cygwin32*)
 151         HostPlatform=i386-unknown-cygwin32 # hack again
 152         TargetPlatform=i386-unknown-cygwin32
 153         BuildPlatform=i386-unknown-cygwin32
 154         HostPlatform_CPP='i386_unknown_cygwin32'
 155         HostArch_CPP='i386'
 156         HostVendor_CPP='unknown'
 157         HostOS_CPP='cygwin32'
 158         exeext='.exe'
 159         ;;
 160 m68k-next-nextstep2)
 161         HostPlatform_CPP='m68k_next_nextstep2'
 162         HostArch_CPP='m68k'
 163         HostVendor_CPP='next'
 164         HostOS_CPP='nextstep2'
 165         ;;
 166 m68k-next-nextstep3)
 167         HostPlatform_CPP='m68k_next_nextstep3'
 168         HostArch_CPP='m68k'
 169         HostVendor_CPP='next'
 170         HostOS_CPP='nextstep3'
 171         ;;
 172 i[[3456]]86-next-nextstep3)
 173         HostPlatform=i386-next-nextstep3 # hack again
 174         TargetPlatform=i386-next-nextstep3
 175         BuildPlatform=i386-next-nextstep3
 176         HostPlatform_CPP='i386_next_nextstep3'
 177         HostArch_CPP='i386'
 178         HostVendor_CPP='next'
 179         HostOS_CPP='nextstep3'
 180         ;;
 181 m68k-sun-sunos4*)
 182         HostPlatform=m68k-sun-sunos4
 183         TargetPlatform=m68k-sun-sunos4 #hack
 184         BuildPlatform=m68k-sun-sunos4 #hack
 185         HostPlatform_CPP='m68k_sun_sunos4'
 186         HostArch_CPP='m68k'
 187         HostVendor_CPP='sun'
 188         HostOS_CPP='sunos4'
 189         ;;
 190 mips-dec-ultrix*)
 191         HostPlatform_CPP='mips_dec_ultrix'
 192         HostArch_CPP='mipsel'   # NB a little different
 193         HostVendor_CPP='dec'
 194         HostOS_CPP='ultrix'
 195         ;;
 196 mips-sgi-irix*)
 197         HostPlatform=mips-sgi-irix
 198         TargetPlatform=mips-sgi-irix #hack
 199         BuildPlatform=mips-sgi-irix #hack
 200         HostPlatform_CPP='mips_sgi_irix'
 201         HostArch_CPP='mipseb'   # NB a little different
 202         HostVendor_CPP='sgi'
 203         HostOS_CPP='irix'
 204         ;;
 205 rs6000-ibm-aix*)
 206         HostPlatform=rs6000-ibm-aix
 207         TargetPlatform=rs6000-ibm-aix #hack
 208         BuildPlatform=rs6000-ibm-aix #hack
 209         HostPlatform_CPP='rs6000_ibm_aix'
 210         HostArch_CPP='rs6000'
 211         HostVendor_CPP='ibm'
 212         HostOS_CPP='aix'
 213         ;;
 214 powerpc-ibm-aix*)
 215         HostPlatform=powerpc-ibm-aix
 216         TargetPlatform=powerpc-ibm-aix #hack
 217         BuildPlatform=powerpc-ibm-aix #hack
 218         HostPlatform_CPP='powerpc_ibm_aix'
 219         HostArch_CPP='powerpc'
 220         HostVendor_CPP='ibm'
 221         HostOS_CPP='aix'
 222         ;;
 223 sparc-sun-sunos4*)
 224         HostPlatform=sparc-sun-sunos4
 225         TargetPlatform=sparc-sun-sunos4 #hack
 226         BuildPlatform=sparc-sun-sunos4 #hack
 227         HostPlatform_CPP='sparc_sun_sunos4'
 228         HostArch_CPP='sparc'
 229         HostVendor_CPP='sun'
 230         HostOS_CPP='sunos4'
 231         ;;
 232 sparc-sun-solaris2*)
 233         HostPlatform=sparc-sun-solaris2
 234         TargetPlatform=sparc-sun-solaris2 #hack
 235         BuildPlatform=sparc-sun-solaris2 #hack
 236         HostPlatform_CPP='sparc_sun_solaris2'
 237         HostArch_CPP='sparc'
 238         HostVendor_CPP='sun'
 239         HostOS_CPP='solaris2'
 240         ;;
 241 *)
 242         echo "Unrecognised platform: $HostPlatform"
 243         exit 1
 244         ;;
 245 esac
 246 echo "Canonicalised to: $HostPlatform"
 247 test  x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
 248 test  x"$BuildPlatform" != x"$HostPlatform"  && echo "Build platform set to $BuildPlatform"
 249
 250 BuildPlatform_CPP=$HostPlatform_CPP
 251 TargetPlatform_CPP=$HostPlatform_CPP
 252 BuildArch_CPP=$HostArch_CPP
 253 TargetArch_CPP=$HostArch_CPP
 254 BuildOS_CPP=$HostOS_CPP
 255 HostOS_Full=$host_os
 256 TargetOS_CPP=$HostOS_CPP
 257 BuildVendor_CPP=$HostVendor_CPP
 258 TargetVendor_CPP=$HostVendor_CPP
 259
 260 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
 261 dnl AC_SUBST(BuildPlatform)
 262
 263 AC_SUBST(HostPlatform)
 264 AC_SUBST(TargetPlatform)
 265 AC_SUBST(HostPlatform_CPP)
 266 dnl AC_SUBST(BuildPlatform_CPP)
 267 dnl AC_SUBST(TargetPlatform_CPP)
 268
 269 AC_SUBST(HostArch_CPP)
 270 dnl AC_SUBST(BuildArch_CPP)
 271 dnl AC_SUBST(TargetArch_CPP)
 272
 273 AC_SUBST(HostOS_CPP)
 274 AC_SUBST(HostOS_Full)
 275 dnl AC_SUBST(BuildOS_CPP)
 276 dnl AC_SUBST(TargetOS_CPP)
 277
 278 AC_SUBST(HostVendor_CPP)
 279 dnl AC_SUBST(BuildVendor_CPP)
 280 dnl AC_SUBST(TargetVendor_CPP)
 281
 282 AC_SUBST(exeext)
 283
 284 # -------------------------------------------------------------------------
 285 dnl
 286 dnl * _GENERAL_ CONFIGURATION CHECKS
 287 #
 288
 289 #
 290 dnl ** does #! work?
 291 #
 292 AC_SYS_INTERPRETER()
 293 #
 294 dnl ** look for `perl', but watch out for version 4.035
 295 #
 296 AC_PATH_PROG(PerlCmd,perl)
 297 if test -z "$PerlCmd"; then
 298    echo "You must install perl before you can continue"
 299    echo "Perhaps it is already installed, but not in your PATH?"
 300    exit 1
 301 else
 302 AC_CHECK_PERL_VERSION
 303 fi
 304
 305 #
 306 dnl ** does #!.../perl work? (sometimes it's too long...)
 307 #
 308 AC_SHEBANG_PERL
 309
 310 # Remove: we work around the problem in the single place
 311 # where we rely on something (getopts) from the libraries.
 312 #
 313 #dnl ** check if perl library is properly installed
 314 #
 315 # (by seeing if a "do 'getopts.pl'" works...
 316 #if $PerlCmd -e 'do "getopts.pl" || exit(1); exit(0);' > /dev/null 2>&1 ; then
 317 #    :
 318 #else
 319 #    echo "I think your perl library is misinstalled:"
 320 #    echo "The following script did not work:"
 321 #    echo '      do "getopts.pl" || exit(1); exit(0);'
 322 #    echo 'But, anyway, we will continue in our quest..'
 323 #fi
 324 #
 325
 326 #
 327 dnl ** look for GCC and find out which version
 328 # Figure out which C compiler to use.  Gcc is preferred.
 329 # If gcc, make sure it's at least 2.1
 330 #
 331 AC_PROG_CC
 332 AC_HAVE_GCC
 333
 334 #
 335 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
 336 #
 337 AC_PROG_CPP
 338 AC_PROG_GNUCPP
 339
 340 #
 341 dnl ** figure out how to do context diffs
 342 #
 343 AC_PROG_DIFF
 344
 345 #
 346 dnl ** look for a decent parser generator (bison preferred)
 347 #
 348 # (AC_PROG_YACCY is AC_PROG_YACC, but with some extra testing
 349 # on the suitability of the 'yacc' returned.)
 350 AC_PROG_YACCY
 351
 352 #
 353 dnl ** Find lex command (lex or flex) and library (-ll or -lfl)
 354 #
 355 AC_PROG_LEX
 356
 357 #
 358 dnl ** figure out how to do a BSD-ish install
 359 #
 360 AC_PROG_INSTALL
 361 #
 362 dnl ** how to invoke `ar' and `ranlib'
 363 #
 364 AC_PROG_AR_AND_RANLIB
 365
 366 #
 367 #
 368 dnl ** Check to see whether ln -s works
 369 #
 370 AC_PROG_LN_S
 371
 372 #
 373 dnl ** Find the path to sed **
 374 #
 375 AC_PATH_PROG(SedCmd,sed)
 376
 377 #
 378 dnl ** check for time command **
 379 AC_PATH_PROG(TimeCmd,time)
 380
 381 #
 382 dnl ** check for tar **
 383 #
 384 # if GNU tar is named gtar, look for it first.
 385 #
 386 AC_PATH_PROGS(TarCmd,gtar tar,tar)
 387
 388 #
 389 dnl ** check for gzip/compress **
 390 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
 391
 392 compress_nm=`basename $CompressCmd`
 393 if test x"$compress_nm" = xgzip; then
 394   CompressCmd="$CompressCmd -d"
 395   CompressSuffix="gz"
 396 else
 397   CompressSuffix="Z"
 398 fi
 399 AC_SUBST(CompressCmd)
 400 AC_SUBST(CompressSuffix)
 401
 402 #
 403 dnl ** check for installed happy binary + version
 404 #
 405 AC_HAPPY
 406
 407 if test x"$HappyCmd" != x; then
 408    if expr $HappyVersion \< "1.3" >/dev/null; then
 409         echo "   Happy Version 1.3 or later is required to compile GHC."
 410         echo "   Using the Happy sources in the tree.";
 411         HappyCmd=""
 412    fi
 413 fi
 414
 415 #
 416 #
 417 dnl ** check for installed lx binary
 418 #
 419 AC_PATH_PROG(LxCmd,lx)
 420
 421 #### program checking section ends here ####
 422
 423 ####--------------------------------------------------
 424 #### checking the state of the local header files and syscalls ####
 425
 426 #
 427 dnl ** check for full ANSI header (.h) files
 428 #
 429 AC_HEADER_STDC
 430
 431 #
 432 dnl ** check for specific header (.h) files that we are interested in
 433 #
 434 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 )
 435
 436 #
 437 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
 438 #
 439 AC_HEADER_TIME
 440 #
 441 dnl ** how do we get a timezone name, and UTC offset ?
 442 #
 443 AC_STRUCT_TIMEZONE
 444
 445 #
 446 dnl ** what's the type of timezone?
 447 AC_TYPE_TIMEZONE
 448
 449 #
 450 dnl ** do we have altzone?
 451 AC_ALTZONE
 452
 453 dnl ** what are the sizes of various types
 454 dnl    (these must come before GHC_CHECK_ALIGNMENT)
 455 AC_CHECK_SIZEOF(unsigned int,4)
 456 AC_CHECK_SIZEOF(float,       4)
 457 AC_CHECK_SIZEOF(double,      8)
 458 AC_CHECK_SIZEOF(long,        4)
 459 AC_CHECK_SIZEOF(void *,      4)
 460
 461 dnl ** what are alignment constraints on various types
 462 GHC_CHECK_ALIGNMENT(unsigned int) dnl redundant but harmless
 463 GHC_CHECK_ALIGNMENT(long)
 464 GHC_CHECK_ALIGNMENT(float)
 465 GHC_CHECK_ALIGNMENT(double)
 466
 467 #
 468 dnl ** check for specific library functions that we are interested in
 469 #
 470 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect setitimer stat sysconf timelocal times vadvise vfork)
 471
 472 #
 473 dnl ** check whether this machine has GMP 2.0 installed
 474 #
 475 AC_CHECK_LIB(gmp, mpz_fdiv_qr, HaveLibGmp=YES, HaveLibGmp=NO)
 476 AC_SUBST(HaveLibGmp)
 477
 478 #
 479 # Misc
 480 #
 481 dnl ** can we get alloca?
 482 AC_FUNC_ALLOCA
 483 dnl ** determine whether or not const works
 484 AC_C_CONST
 485 dnl ** are we big endian?
 486 AC_C_BIGENDIAN
 487 dnl ** determine the type of signal()
 488 AC_TYPE_SIGNAL
 489
 490 #
 491 dnl ** check for leading underscores in symbol names
 492 #
 493 AC_UNDERSCORE
 494
 495 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )
 496
 497 echo ''
 498 echo '************************************************'
 499 echo '*** NOW DO: gmake boot followed by gmake all'
 500 echo '***         (where gmake == GNU make)'
 501 echo '************************************************'
 502 exit 0