configure.in

   1 dnl == autoconf source for the Glasgow FP tools ==
   2 dnl (run "grep '^dnl \*' configure.in | sed -e 's/dnl / /g; s/\*\*/   +/g;'"
   3 dnl  (or some such) to see the outline of this file)
   4 dnl
   5 #
   6 # (c) The AQUA Project, Glasgow University, 1994-1998
   7 #
   8 # Configure script template for the Glasgow functional programming tools
   9 #
  10 # Process with 'autoconf' to get a working configure script.
  11 #
  12 # For the generated configure script, do "./configure --help" to
  13 # see what flags are available. (Better yet, read the documentation!)
  14 #
  15
  16 # First off, a distrib sanity check..
  17 AC_INIT(mk/config.mk.in)
  18
  19 dnl * Declare subdirectories that have a private configure script
  20 dnl
  21 dnl After the toplevel configuration is complete, the script will recurse into
  22 dnl these subdirectories (the use of cache values makes repeated checks cheap)
  23 dnl (We probably have to add hslibs/{OpenGL,GLUT} here later...)
  24 AC_CONFIG_SUBDIRS(ghc)
  25
  26 # -------------------------------------------------------------------------
  27 # Prepare to generate the following header files
  28 #
  29 #
  30 AC_CONFIG_HEADER(mk/config.h)
  31
  32 # No, semi-sadly, we don't do `--srcdir'...
  33 if test x"$srcdir" != 'x.' ; then
  34     echo "This configuration does not support the \`--srcdir' option.."
  35     exit 1
  36 fi
  37
  38 #
  39 # Remove common automounter nonsense + convert from UNC to DOS style paths
  40 # (UNC awareness isn't quite there yet for cygwin32-beta18 and consituent tools.)
  41 #
  42 hardtop=`pwd`
  43 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|' | sed 's|^//\(.\)/|\1:/|' `
  44
  45 echo ''
  46 echo "*** The top of your build tree is: $hardtop"
  47 # subst of hardtop is done below after we've computed hardtop_plat.
  48
  49 dnl--------------------------------------------------------------------
  50 dnl * Choose host(/target/build) platform
  51 dnl--------------------------------------------------------------------
  52
  53 dnl Guess host/target/build platform(s) if necessary.
  54 AC_CANONICAL_SYSTEM
  55
  56 # "$host" defaults to "$target"
  57 if test "x$host" = xNONE ; then
  58     host=$target
  59 fi
  60
  61 dnl ** canonicalize platform names
  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[[345]]*)
  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 alpha*-unknown-linux)
  97         HostPlatform=alpha-unknown-linux
  98         TargetPlatform=alpha-unknown-linux
  99         BuildPlatform=alpha-unknown-linux
 100         HostPlatform_CPP='alpha_unknown_linux'
 101         HostArch_CPP='alpha'
 102         HostVendor_CPP='unknown'
 103         HostOS_CPP='linux'
 104         ;;
 105 alpha*-unknown-freebsd*)
 106         HostPlatform=alpha-unknown-freebsd
 107         TargetPlatform=alpha-unknown-freebsd
 108         BuildPlatform=alpha-unknown-freebsd
 109         HostPlatform_CPP='alpha_unknown_freebsd'
 110         HostArch_CPP='alpha'
 111         HostVendor_CPP='unknown'
 112         HostOS_CPP='freebsd'
 113         ;;
 114 hppa1.1-hp-hpux*)
 115         HostPlatform=hppa1.1-hp-hpux  # canonicalise for our purposes (hack)
 116         TargetPlatform=hppa1.1-hp-hpux
 117         BuildPlatform=hppa1.1-hp-hpux
 118         HostPlatform_CPP='hppa1_1_hp_hpux'
 119         HostArch_CPP='hppa1_1'
 120         HostVendor_CPP='hp'
 121         HostOS_CPP='hpux'
 122         ;;
 123 i[[3456]]86-*-linuxaout*)
 124         HostPlatform=i386-unknown-linuxaout   # hack again
 125         TargetPlatform=i386-unknown-linuxaout
 126         BuildPlatform=i386-unknown-linuxaout
 127         HostPlatform_CPP='i386_unknown_linuxaout'
 128         HostArch_CPP='i386'
 129         HostVendor_CPP='unknown'
 130         HostOS_CPP='linuxaout'
 131         ;;
 132 i[[3456]]86-*-linux*)
 133         HostPlatform=i386-unknown-linux # hack again
 134         TargetPlatform=i386-unknown-linux
 135         BuildPlatform=i386-unknown-linux
 136         HostPlatform_CPP='i386_unknown_linux'
 137         HostArch_CPP='i386'
 138         HostVendor_CPP='unknown'
 139         HostOS_CPP='linux'
 140         ;;
 141 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
 142         HostPlatform=i386-unknown-freebsd # hack again
 143         TargetPlatform=i386-unknown-freebsd
 144         BuildPlatform=i386-unknown-freebsd
 145         HostPlatform_CPP='i386_unknown_freebsd'
 146         HostArch_CPP='i386'
 147         HostVendor_CPP='unknown'
 148         HostOS_CPP='freebsd'
 149         ;;
 150 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
 151         HostPlatform=i386-unknown-freebsd2 # hack again
 152         TargetPlatform=i386-unknown-freebsd2
 153         BuildPlatform=i386-unknown-freebsd2
 154         HostPlatform_CPP='i386_unknown_freebsd2'
 155         HostArch_CPP='i386'
 156         HostVendor_CPP='unknown'
 157         HostOS_CPP='freebsd2'
 158         ;;
 159 i[[3456]]86-*-netbsd*)
 160         HostPlatform=i386-unknown-netbsd # hack again
 161         TargetPlatform=i386-unknown-netbsd
 162         BuildPlatform=i386-unknown-netbsd
 163         HostPlatform_CPP='i386_unknown_netbsd'
 164         HostArch_CPP='i386'
 165         HostVendor_CPP='unknown'
 166         HostOS_CPP='netbsd'
 167         ;;
 168 i[[3456]]86-*-openbsd*)
 169         HostPlatform=i386-unknown-openbsd # hack again
 170         TargetPlatform=i386-unknown-openbsd
 171         BuildPlatform=i386-unknown-openbsd
 172         HostPlatform_CPP='i386_unknown_openbsd'
 173         HostArch_CPP='i386'
 174         HostVendor_CPP='unknown'
 175         HostOS_CPP='openbsd'
 176         ;;
 177 i[[3456]]86-*-solaris2*)
 178         HostPlatform=i386-unknown-solaris2 # hack again
 179         TargetPlatform=i386-unknown-solaris2
 180         BuildPlatform=i386-unknown-solaris2
 181         HostPlatform_CPP='i386_unknown_solaris2'
 182         HostArch_CPP='i386'
 183         HostVendor_CPP='unknown'
 184         HostOS_CPP='solaris2'
 185         ;;
 186 i[[3456]]86-*-cygwin*)
 187         HostPlatform=i386-unknown-cygwin32 # hack again
 188         TargetPlatform=i386-unknown-cygwin32
 189         BuildPlatform=i386-unknown-cygwin32
 190         HostPlatform_CPP='i386_unknown_cygwin32'
 191         HostArch_CPP='i386'
 192         HostVendor_CPP='unknown'
 193         HostOS_CPP='cygwin32'
 194         exeext='.exe'
 195         ;;
 196 i[[3456]]86-*-mingw32*)
 197         HostPlatform=i386-unknown-mingw32 # hack again
 198         TargetPlatform=i386-unknown-mingw32
 199         BuildPlatform=i386-unknown-mingw32
 200         HostPlatform_CPP='i386_unknown_mingw32'
 201         HostArch_CPP='i386'
 202         HostVendor_CPP='unknown'
 203         HostOS_CPP='mingw32'
 204         exeext='.exe'
 205         ;;
 206 m68k-next-nextstep2)
 207         HostPlatform_CPP='m68k_next_nextstep2'
 208         HostArch_CPP='m68k'
 209         HostVendor_CPP='next'
 210         HostOS_CPP='nextstep2'
 211         ;;
 212 m68k-next-nextstep3)
 213         HostPlatform_CPP='m68k_next_nextstep3'
 214         HostArch_CPP='m68k'
 215         HostVendor_CPP='next'
 216         HostOS_CPP='nextstep3'
 217         ;;
 218 i[[3456]]86-next-nextstep3)
 219         HostPlatform=i386-next-nextstep3 # hack again
 220         TargetPlatform=i386-next-nextstep3
 221         BuildPlatform=i386-next-nextstep3
 222         HostPlatform_CPP='i386_next_nextstep3'
 223         HostArch_CPP='i386'
 224         HostVendor_CPP='next'
 225         HostOS_CPP='nextstep3'
 226         ;;
 227 m68k-sun-sunos4*)
 228         HostPlatform=m68k-sun-sunos4
 229         TargetPlatform=m68k-sun-sunos4 #hack
 230         BuildPlatform=m68k-sun-sunos4 #hack
 231         HostPlatform_CPP='m68k_sun_sunos4'
 232         HostArch_CPP='m68k'
 233         HostVendor_CPP='sun'
 234         HostOS_CPP='sunos4'
 235         ;;
 236 mips-dec-ultrix*)
 237         HostPlatform_CPP='mips_dec_ultrix'
 238         HostArch_CPP='mipsel'   # NB a little different
 239         HostVendor_CPP='dec'
 240         HostOS_CPP='ultrix'
 241         ;;
 242 mips-sgi-irix*)
 243         HostPlatform=mips-sgi-irix
 244         TargetPlatform=mips-sgi-irix #hack
 245         BuildPlatform=mips-sgi-irix #hack
 246         HostPlatform_CPP='mips_sgi_irix'
 247         HostArch_CPP='mipseb'   # NB a little different
 248         HostVendor_CPP='sgi'
 249         HostOS_CPP='irix'
 250         ;;
 251 rs6000-ibm-aix*)
 252         HostPlatform=rs6000-ibm-aix
 253         TargetPlatform=rs6000-ibm-aix #hack
 254         BuildPlatform=rs6000-ibm-aix #hack
 255         HostPlatform_CPP='rs6000_ibm_aix'
 256         HostArch_CPP='rs6000'
 257         HostVendor_CPP='ibm'
 258         HostOS_CPP='aix'
 259         ;;
 260 powerpc-ibm-aix*)
 261         HostPlatform=powerpc-ibm-aix
 262         TargetPlatform=powerpc-ibm-aix #hack
 263         BuildPlatform=powerpc-ibm-aix #hack
 264         HostPlatform_CPP='powerpc_ibm_aix'
 265         HostArch_CPP='powerpc'
 266         HostVendor_CPP='ibm'
 267         HostOS_CPP='aix'
 268         ;;
 269 powerpc-apple-darwin*)
 270         HostPlatform=powerpc-apple-darwin
 271         TargetPlatform=powerpc-apple-darwin #hack
 272         BuildPlatform=powerpc-apple-darwin #hack
 273         HostPlatform_CPP='powerpc_apple_darwin'
 274         HostArch_CPP='powerpc'
 275         HostVendor_CPP='apple'
 276         HostOS_CPP='darwin'
 277         ;;
 278 sparc-sun-sunos4*)
 279         HostPlatform=sparc-sun-sunos4
 280         TargetPlatform=sparc-sun-sunos4 #hack
 281         BuildPlatform=sparc-sun-sunos4 #hack
 282         HostPlatform_CPP='sparc_sun_sunos4'
 283         HostArch_CPP='sparc'
 284         HostVendor_CPP='sun'
 285         HostOS_CPP='sunos4'
 286         ;;
 287 sparc-sun-solaris2*)
 288         HostPlatform=sparc-sun-solaris2
 289         TargetPlatform=sparc-sun-solaris2 #hack
 290         BuildPlatform=sparc-sun-solaris2 #hack
 291         HostPlatform_CPP='sparc_sun_solaris2'
 292         HostArch_CPP='sparc'
 293         HostVendor_CPP='sun'
 294         HostOS_CPP='solaris2'
 295         ;;
 296 *)
 297         echo "Unrecognised platform: $HostPlatform"
 298         exit 1
 299         ;;
 300 esac
 301 echo "Canonicalised to: $HostPlatform"
 302 test  x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
 303 test  x"$BuildPlatform" != x"$HostPlatform"  && echo "Build platform set to $BuildPlatform"
 304
 305 BuildPlatform_CPP=$HostPlatform_CPP
 306 TargetPlatform_CPP=$HostPlatform_CPP
 307 BuildArch_CPP=$HostArch_CPP
 308 TargetArch_CPP=$HostArch_CPP
 309 BuildOS_CPP=$HostOS_CPP
 310 HostOS_Full=$host_os
 311 TargetOS_CPP=$HostOS_CPP
 312 BuildVendor_CPP=$HostVendor_CPP
 313 TargetVendor_CPP=$HostVendor_CPP
 314
 315 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
 316 dnl AC_SUBST(BuildPlatform)
 317
 318 AC_SUBST(HostPlatform)
 319 AC_SUBST(TargetPlatform)
 320 AC_SUBST(HostPlatform_CPP)
 321 dnl AC_SUBST(BuildPlatform_CPP)
 322 dnl AC_SUBST(TargetPlatform_CPP)
 323
 324 AC_SUBST(HostArch_CPP)
 325 dnl AC_SUBST(BuildArch_CPP)
 326 dnl AC_SUBST(TargetArch_CPP)
 327
 328 AC_SUBST(HostOS_CPP)
 329 AC_SUBST(HostOS_Full)
 330 dnl AC_SUBST(BuildOS_CPP)
 331 dnl AC_SUBST(TargetOS_CPP)
 332
 333 AC_SUBST(HostVendor_CPP)
 334 dnl AC_SUBST(BuildVendor_CPP)
 335 dnl AC_SUBST(TargetVendor_CPP)
 336
 337 AC_SUBST(exeext)
 338
 339 #
 340 # The native format for 'hardtop' (i.e., right kind of slashes on a Win32 box).
 341 # (but with b-slashes being escaped).
 342 case $HostPlatform in
 343   i386-unknown-mingw32 | i386-unknown-cygwin32)
 344         # get rid off /cygdrive/ prefix
 345         hardtop=`echo ${hardtop} | sed -e 's%^/cygdrive/\(.\)/%\1:/%' `
 346         hardtop_plat=`cygpath -w ${hardtop} | sed -e 's@\\\\@\\\\\\\\@g' `
 347         ;;
 348   *)
 349         hardtop_plat=${hardtop}
 350         ;;
 351 esac
 352 AC_SUBST(hardtop)
 353 AC_SUBST(hardtop_plat)
 354
 355 dnl --------------------------------------------------------------
 356 dnl * Project specific configuration options
 357 dnl --------------------------------------------------------------
 358 dnl What follows is a bunch of options that can either be configured
 359 dnl through command line options to the configure script or by
 360 dnl supplying defns in the build tree's mk/build.mk. Having the option to
 361 dnl use either is considered a Feature.
 362
 363 dnl ** What command to use to compile compiler sources ?
 364 dnl --------------------------------------------------------------
 365
 366 AC_ARG_WITH(ghc,
 367 [  --with-ghc=<haskell compiler>
 368         Use a command different from 'ghc' to compile GHC-specific Haskell code
 369             (including GHC itself).
 370 ],
 371 [ WithGhc="$withval" ],
 372 [
 373   if test "$GHC" = ""; then
 374     AC_PATH_PROG(GHC,ghc)
 375   fi
 376   WithGhc=$GHC
 377 ]
 378 )
 379 AC_SUBST(WithGhc)
 380
 381 AC_ARG_WITH(hc,
 382 [  --with-hc=<haskell compiler>
 383         Use a command different from 'ghc' to compile generic Haskell code.
 384 ],
 385 [WithHc="$withval"],
 386 [WithHc=$WithGhc]
 387 )
 388 AC_SUBST(WithHc)
 389
 390 if test "$WithGhc" != ""; then
 391   FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
 392   AC_SUBST(GhcVersion)dnl
 393   AC_SUBST(GhcMajVersion)dnl
 394   AC_SUBST(GhcMinVersion)dnl
 395   AC_SUBST(GhcPatchLevel)dnl
 396 fi
 397
 398 AC_PATH_PROGS(NHC,nhc nhc98)
 399 AC_PATH_PROG(HBC,hbc)
 400
 401 dnl ** Which gcc to use?
 402 dnl --------------------------------------------------------------
 403 AC_ARG_WITH(gcc,
 404 [  --with-gcc=<gcc command>
 405         Use a different command instead of 'gcc' for the GNU C compiler.
 406 ],
 407 [WhatGccIsCalled="$withval"
 408  CC="$withval"],
 409 [WhatGccIsCalled="gcc"]
 410 )
 411 AC_SUBST(WhatGccIsCalled)
 412
 413 dnl ** Booting from .hc files?
 414 dnl --------------------------------------------------------------
 415 AC_ARG_ENABLE(hc-boot,
 416 [  --enable-hc-boot
 417         Boot the Glasgow Haskell Compiler from intermediate .hc files.
 418         (This option is mostly of interest to porters.)
 419 ],
 420 [BootingFromHc=YES],
 421 [BootingFromHc=NO]
 422 )
 423 AC_SUBST(BootingFromHc)
 424
 425 dnl ** Booting from unregisterised .hc files?
 426 dnl --------------------------------------------------------------
 427 AC_ARG_ENABLE(hc-boot-unregisterised,
 428 [  --enable-hc-boot-unregisterised
 429         With --enable-hc-boot, treat the intermediate .hc files as
 430         unregisterised rather than registerised code.
 431         (This option is mostly of interest to porters.)
 432 ],
 433 [BootingFromUnregisterisedHc=YES],
 434 [BootingFromUnregisterisedHc=NO]
 435 )
 436 AC_SUBST(BootingFromUnregisterisedHc)
 437
 438 if test "$BootingFromHc" = "NO"; then
 439 if test "$BootingFromUnregisterisedHc" = "YES"; then
 440 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
 441 fi;
 442 fi;
 443
 444
 445 dnl ** Enable the construction of Win32 DLLs?
 446 dnl --------------------------------------------------------------
 447 AC_ARG_ENABLE(win32-dlls,
 448 [  --enable-win32-dlls
 449         If on a Win32 platform running mingw32/cygwin, enable the
 450         construction of DLLs containing ghc-compiled code.
 451 ],
 452 [
 453 case $HostOS_CPP in
 454 cygwin32) ;;
 455 mingw32)  ;;
 456 *)    echo "Unrecognised win32 platform: $HostPlatform"
 457       exit 1
 458       ;;
 459 esac
 460 EnableWin32DLLs=YES
 461 ],
 462 [EnableWin32DLLs=NO]
 463 )
 464 AC_SUBST(EnableWin32DLLs)
 465 if test x"$EnableWin32DLLs" = "xYES" ; then
 466  AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
 467 fi
 468
 469 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
 470 dnl --------------------------------------------------------------
 471 AC_ARG_ENABLE(hopengl,
 472 [  --enable-hopengl
 473         Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
 474         (This option is only relevant when hslibs are built.)
 475 ],
 476 [GhcLibsWithHOpenGL=YES],
 477 [GhcLibsWithHOpenGL=NO]
 478 )
 479 AC_SUBST(GhcLibsWithHOpenGL)
 480
 481 dnl ** Use a specific version of the GLUT API
 482 dnl --------------------------------------------------------------
 483 AC_ARG_WITH(glut-api,
 484 [  --with-glut-api=<version>
 485         Use a specific version of the GLUT API when building HOpenGL.
 486 ])
 487 test -n "$with_glut_api"  && CPPFLAGS="$CPPFLAGS -DGLUT_API_VERSION=$with_glut_api"
 488
 489
 490 dnl ** Use a specific version of the GLUT API
 491 dnl --------------------------------------------------------------
 492 AC_ARG_WITH(glut-xlib,
 493 [  --with-glut-xlib=<version>
 494         Use a specific version of the GLUT Xlib implementation when building HOpenGL.
 495 ])
 496 test -n "$with_glut_xlib" && CPPFLAGS="$CPPFLAGS -DGLUT_XLIB_IMPLEMENTATION=$with_glut_xlib"
 497
 498
 499
 500
 501 dnl --------------------------------------------------------------
 502 dnl End of configure script option section
 503 dnl --------------------------------------------------------------
 504
 505
 506 dnl --------------------------------------------------------------
 507 dnl * General configuration checks
 508 dnl --------------------------------------------------------------
 509
 510 dnl ** does #! work?
 511 AC_SYS_INTERPRETER()
 512
 513 dnl ** look for `perl', but only in /bin on Windows
 514 case $HostOS_CPP in
 515 cygwin32|mingw32)
 516       AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
 517       if test -z "$PerlCmd"; then
 518          echo "You must install the version of Perl shipped with GHC"
 519          echo "(or a compatible one) in /bin."
 520          exit 1
 521       fi
 522    ;;
 523 *)
 524    AC_PATH_PROG(PerlCmd,perl)
 525    if test -z "$PerlCmd"; then
 526       echo "You must install perl before you can continue"
 527       echo "Perhaps it is already installed, but not in your PATH?"
 528       exit 1
 529    else
 530    FPTOOLS_CHECK_PERL_VERSION
 531    fi
 532    ;;
 533 esac
 534
 535 dnl ** does #! path/to/perl work? (sometimes it's too long...)
 536 FPTOOLS_SHEBANG_PERL
 537
 538 dnl ** look for GCC and find out which version
 539 dnl     Figure out which C compiler to use.  Gcc is preferred.
 540 dnl     If gcc, make sure it's at least 2.1
 541 dnl
 542 AC_PROG_CC
 543 FPTOOLS_HAVE_GCC
 544
 545 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
 546 AC_PROG_CPP
 547
 548 dnl ** does the C compiler support the following options?
 549 FPTOOLS_CC_FLAG(-mwin32,CC_SUPPORTS_MWIN32)
 550 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
 551
 552 EXTRA_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $CC_SUPPORTS_MWIN32"
 553 SRC_CC_OPTS="-O $EXTRA_CC_OPTS"
 554 CPPFLAGS="$EXTRA_CC_OPTS $CPPFLAGS"
 555 AC_SUBST(SRC_CC_OPTS)
 556
 557 dnl ** figure out how to do context diffs
 558 FPTOOLS_PROG_DIFF
 559
 560 dnl ** Find find command (for Win32's benefit)
 561 FPTOOLS_FIND_FIND
 562
 563 dnl ** look for a decent parser generator (bison preferred)
 564 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
 565 dnl  on the suitability of the 'yacc' returned.)
 566 FPTOOLS_PROG_YACCY
 567
 568 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
 569 dnl    AC_PROG_LEX, since it doesn't actually check whether 'lex'
 570 dnl    exists if 'flex' doesn't.
 571 AC_PROG_LEX_STRICT
 572
 573 dnl ** figure out how to do a BSD-ish install
 574 AC_PROG_INSTALL
 575
 576 dnl If you can run configure, you certainly have /bin/sh
 577 AC_DEFINE(HAVE_BIN_SH)
 578
 579 dnl ** how to invoke `ar' and `ranlib'
 580 FPTOOLS_PROG_AR_AND_RANLIB
 581
 582 dnl ** Check to see whether ln -s works
 583 AC_PROG_LN_S
 584
 585
 586 dnl ** Find the path to sed
 587 AC_PATH_PROG(SedCmd,sed)
 588
 589
 590 dnl ** check for time command
 591 AC_PATH_PROG(TimeCmd,time)
 592
 593
 594 dnl ** check for tar
 595 dnl   if GNU tar is named gtar, look for it first.
 596 AC_PATH_PROGS(TarCmd,gtar tar,tar)
 597
 598 dnl ** check for gzip/compress
 599 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
 600
 601 dnl ** check for jade/openjade & determine a working catalog
 602 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
 603 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
 604                         /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl glafp-utils/docbook/CATALOG*)
 605 if test -z "$Catalog"; then
 606   AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
 607 fi
 608 case $Catalog in
 609    glafp*)
 610         case $HostOS_CPP in
 611            mingw32)
 612               Catalog=`cygpath -w $hardtop/$Catalog`
 613               ;;
 614            *) Catalog=$hardtop/$Catalog
 615               ;;
 616         esac
 617    ;;
 618 esac
 619 AC_SUBST(Catalog)
 620
 621 compress_nm=`basename $CompressCmd`
 622 if test x"$compress_nm" = xgzip; then
 623   CompressCmd="$CompressCmd -d"
 624   CompressSuffix="gz"
 625 else
 626   CompressSuffix="Z"
 627 fi
 628 AC_SUBST(CompressCmd)
 629 AC_SUBST(CompressSuffix)
 630
 631 AC_ARG_ENABLE(src-tree-happy,
 632 [  --enable-src-tree-happy
 633         Build and use source tree (fptools/happy) version of happy.
 634 ],
 635 [UseSrcTreeHappy=YES],
 636 [UseSrcTreeHappy=NO]
 637 )
 638 dnl ** check for installed happy binary + version
 639 dnl    (don't do it if we're booting from .hc files though.)
 640 if test "$BootingFromHc" = "NO"; then
 641 FPTOOLS_HAPPY
 642 fi;
 643
 644 dnl --------------------------------------------------
 645 dnl ### program checking section ends here ###
 646 dnl --------------------------------------------------
 647
 648 dnl --------------------------------------------------
 649 dnl * Platform header file and syscall feature tests
 650 dnl ### checking the state of the local header files and syscalls ###
 651
 652 dnl ** check for full ANSI header (.h) files
 653 AC_HEADER_STDC
 654
 655 dnl ** check for specific header (.h) files that we are interested in
 656 AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.h limits.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stddef.h stdarg.h string.h sys/fault.h sys/file.h sys/ioctl.h sys/limits.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netdb.h netinet/in.h netinet/tcp.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/un.h sys/utsname.h sys/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h vfork.h bfd.h winsock.h)
 657
 658 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
 659 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
 660
 661 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
 662   HaveReadlineHeaders=YES
 663   AC_DEFINE(HAVE_READLINE_HEADERS,1)
 664 else
 665   HaveReadlineHeaders=NO
 666   AC_DEFINE(HAVE_READLINE_HEADERS,0)
 667 fi
 668 AC_SUBST(HaveReadlineHeaders)
 669
 670 dnl ** check for DOS include files
 671 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
 672
 673 dnl ** check for Windows include files
 674 AC_CHECK_HEADERS(windows.h)
 675
 676 dnl ** check for OpenGL include files
 677 AC_CHECK_HEADERS(GL/gl.h)
 678
 679 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
 680 AC_HEADER_TIME
 681
 682 dnl dynamic loading include files
 683 AC_CHECK_HEADERS(dlfcn.h dl.h)
 684
 685 dnl ** check for farcalloc (in bcc)
 686 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
 687
 688 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
 689 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
 690
 691 dnl ** how do we get a timezone name, and UTC offset ?
 692 AC_STRUCT_TIMEZONE
 693
 694 dnl ** what's the type of timezone?
 695 FPTOOLS_HAVE_TIMEZONE
 696 FPTOOLS_TYPE_TIMEZONE
 697
 698 dnl ** do we have altzone?
 699 FPTOOLS_ALTZONE
 700
 701 dnl ** does struct stat contain st_blksize?
 702 AC_STRUCT_ST_BLKSIZE
 703
 704 dnl ** do we have long longs?
 705 FPTOOLS_C_LONG_LONG
 706
 707 dnl ** what are the sizes of various types
 708 dnl    (these must come before GHC_CHECK_ALIGNMENT)
 709 AC_CHECK_SIZEOF(char,               1)
 710 AC_CHECK_SIZEOF(double,             8)
 711 AC_CHECK_SIZEOF(float,              4)
 712 AC_CHECK_SIZEOF(int,                4)
 713 AC_CHECK_SIZEOF(long,               4)
 714 if test "$fptools_cv_have_long_long" = yes; then
 715 AC_CHECK_SIZEOF(long long,          8)
 716 fi
 717 AC_CHECK_SIZEOF(short,              2)
 718 AC_CHECK_SIZEOF(unsigned char,      1)
 719 AC_CHECK_SIZEOF(unsigned int,       4)
 720 AC_CHECK_SIZEOF(unsigned long,      4)
 721 if test "$fptools_cv_have_long_long" = yes; then
 722 AC_CHECK_SIZEOF(unsigned long long, 8)
 723 fi
 724 AC_CHECK_SIZEOF(unsigned short,     2)
 725 AC_CHECK_SIZEOF(void *,             4)
 726
 727 dnl ** what are alignment constraints on various types
 728 FPTOOLS_CHECK_ALIGNMENT(char)
 729 FPTOOLS_CHECK_ALIGNMENT(double)
 730 FPTOOLS_CHECK_ALIGNMENT(float)
 731 FPTOOLS_CHECK_ALIGNMENT(int)
 732 FPTOOLS_CHECK_ALIGNMENT(long)
 733 if test "$fptools_cv_have_long_long" = yes; then
 734 FPTOOLS_CHECK_ALIGNMENT(long long)
 735 fi
 736 FPTOOLS_CHECK_ALIGNMENT(short)
 737 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
 738 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
 739 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
 740 if test "$fptools_cv_have_long_long" = yes; then
 741 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
 742 fi
 743 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
 744 FPTOOLS_CHECK_ALIGNMENT(void *)
 745
 746 dnl ** map standard C types and ISO types to Haskell types
 747 FPTOOLS_CHECK_HTYPE(char)
 748 FPTOOLS_CHECK_HTYPE(signed char)
 749 FPTOOLS_CHECK_HTYPE(unsigned char)
 750 FPTOOLS_CHECK_HTYPE(short)
 751 FPTOOLS_CHECK_HTYPE(unsigned short)
 752 FPTOOLS_CHECK_HTYPE(int)
 753 FPTOOLS_CHECK_HTYPE(unsigned int)
 754 FPTOOLS_CHECK_HTYPE(long)
 755 FPTOOLS_CHECK_HTYPE(unsigned long)
 756 if test "$fptools_cv_have_long_long" = yes; then
 757 FPTOOLS_CHECK_HTYPE(long long)
 758 FPTOOLS_CHECK_HTYPE(unsigned long long)
 759 fi
 760 FPTOOLS_CHECK_HTYPE(float)
 761 FPTOOLS_CHECK_HTYPE(double)
 762 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
 763 FPTOOLS_CHECK_HTYPE(size_t)
 764 FPTOOLS_CHECK_HTYPE(wchar_t)
 765 dnl Int32 is a HACK for non-ISO C compilers
 766 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
 767 FPTOOLS_CHECK_HTYPE(clock_t)
 768 FPTOOLS_CHECK_HTYPE(time_t)
 769 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
 770 FPTOOLS_CHECK_HTYPE(ino_t)
 771 FPTOOLS_CHECK_HTYPE(mode_t)
 772 FPTOOLS_CHECK_HTYPE(off_t)
 773 FPTOOLS_CHECK_HTYPE(pid_t)
 774 FPTOOLS_CHECK_HTYPE(size_t)
 775 FPTOOLS_CHECK_HTYPE(gid_t)
 776 FPTOOLS_CHECK_HTYPE(uid_t)
 777 FPTOOLS_CHECK_HTYPE(cc_t)
 778 FPTOOLS_CHECK_HTYPE(speed_t)
 779 FPTOOLS_CHECK_HTYPE(tcflag_t)
 780 FPTOOLS_CHECK_HTYPE(nlink_t)
 781 FPTOOLS_CHECK_HTYPE(ssize_t)
 782
 783 dnl ** Map OpenGL data types to Haskell types
 784 if test $GhcLibsWithHOpenGL = YES ; then
 785 FPTOOLS_CHECK_HTYPE(GLboolean)
 786 FPTOOLS_CHECK_HTYPE(GLbyte)
 787 FPTOOLS_CHECK_HTYPE(GLubyte)
 788 FPTOOLS_CHECK_HTYPE(GLshort)
 789 FPTOOLS_CHECK_HTYPE(GLushort)
 790 FPTOOLS_CHECK_HTYPE(GLint)
 791 FPTOOLS_CHECK_HTYPE(GLuint)
 792 FPTOOLS_CHECK_HTYPE(GLsizei)
 793 FPTOOLS_CHECK_HTYPE(GLenum)
 794 FPTOOLS_CHECK_HTYPE(GLbitfield)
 795 FPTOOLS_CHECK_HTYPE(GLfloat)
 796 FPTOOLS_CHECK_HTYPE(GLclampf)
 797 FPTOOLS_CHECK_HTYPE(GLdouble)
 798 FPTOOLS_CHECK_HTYPE(GLclampd)
 799 fi
 800
 801 dnl ** can we open files in binary mode?
 802 FPTOOLS_O_BINARY
 803
 804 dnl ** check for GetModuleFileName and WinExec (windows only)
 805 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName)       dnl Windows
 806 dnl Doesn't work because the linker can't see the functions if
 807 dnl you omit the #include <windows.h>.  (I've no idea why not...)
 808
 809 FPTOOLS_TRY_LINK_NOWARN(,[
 810 #if HAVE_WINDOWS_H
 811 #include <windows.h>
 812 #endif
 813 main() {
 814   WinExec("",0);
 815   exit(0);
 816 }
 817 ],
 818 [have_winexec=1],
 819 [have_winexec=0])
 820 if test "$have_winexec" = "1"; then
 821 AC_DEFINE(HAVE_WINEXEC)
 822 fi
 823
 824 FPTOOLS_TRY_LINK_NOWARN(,[
 825 #if HAVE_WINDOWS_H
 826 #include <windows.h>
 827 #endif
 828 main() {
 829   char* dir;
 830   GetModuleFileName((HMODULE)0,dir,0);
 831   exit(0);
 832 }
 833 ],
 834 [have_getmodulefilename=1],
 835 [have_getmodulefilename=0])
 836 if test "$have_getmodulefilename" = "1"; then
 837 AC_DEFINE(HAVE_GETMODULEFILENAME)
 838 fi
 839
 840 dnl ** check return type of signal handlers
 841 dnl Foo: assumes we can use prototypes.
 842 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 843 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
 844 dnl [AC_TRY_COMPILE([#include <sys/types.h>
 845 dnl #include <signal.h>
 846 dnl #ifdef signal
 847 dnl #undef signal
 848 dnl #endif
 849 dnl void (*signal (int, void (*)(int)))(int);
 850 dnl ],
 851 dnl [int i;],
 852 dnl ac_cv_type_signal_handler=void_int,
 853 dnl ac_cv_type_signal_handler=int_void)])
 854 dnl if test "$ac_cv_type_signal_handler" = void_int; then
 855 dnl AC_DEFINE(VOID_INT_SIGNALS)
 856 dnl fi
 857
 858 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 859 AC_TYPE_SIGNAL
 860 if test "$ac_cv_type_signal" = void; then
 861 AC_DEFINE(VOID_INT_SIGNALS)
 862 fi
 863
 864 dnl ** check for more functions
 865 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
 866 AC_CHECK_FUNCS(strcmp)
 867 AC_CHECK_FUNCS(realpath _fullpath)
 868 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
 869 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
 870 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
 871 AC_CHECK_FUNCS(snprintf  _snprintf )
 872 AC_CHECK_FUNCS(popen     _popen )
 873 AC_CHECK_FUNCS(pclose    _pclose )
 874
 875
 876 dnl ** check for specific library functions that we are interested in
 877 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise vfork localtime_r gmtime_r readdir_r)
 878
 879 dnl ** check whether this machine has gmp3 installed
 880 AC_CHECK_LIB(gmp,  __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
 881   AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr,  HaveLibGmp=YES; LibGmp=gmp3,
 882     HaveLibGmp=No; LibGmp=not-installed))
 883 AC_SUBST(HaveLibGmp)
 884 AC_SUBST(LibGmp)
 885
 886 dnl ** check whether this machine has GNU regex in libc.
 887 FPTOOLS_REGEX_IN_LIBC
 888
 889 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
 890 dnl    the order of these tests matters: bfd needs liberty
 891 AC_CHECK_LIB(iberty, xmalloc)
 892 AC_CHECK_LIB(bfd,    bfd_init)
 893
 894 dnl ** check for readline, for Hugs and hslibs' Readline
 895 dnl ncurses supersedes termcap and curses, but for compatibility,
 896 dnl we have to check for all...
 897 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
 898   AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
 899     AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
 900       HaveLibTermcap=NO; LibTermcap=not-installed)))
 901
 902 if test $HaveLibTermcap = YES ; then
 903   LIBS="-l$LibTermcap $LIBS"
 904   AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
 905 fi
 906
 907 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
 908   AC_DEFINE(HAVE_READLINE_LIBS,1)
 909   LibsReadline="readline $LibTermcap"
 910 else
 911   AC_DEFINE(HAVE_READLINE_LIBS,0)
 912   LibsReadline=
 913 fi
 914 AC_SUBST(LibsReadline)
 915
 916 if test "$HaveLibReadline"; then
 917   AC_CHECK_LIB(readline, rl_erase_empty_line,
 918     [AC_DEFINE(HAVE_READLINE_4, 1)],
 919     [AC_DEFINE(HAVE_READLINE_4, 0)])
 920   AC_CHECK_LIB(readline, rl_free_undo_list,
 921     [AC_DEFINE(HAVE_READLINE_4_2, 1)],
 922     [AC_DEFINE(HAVE_READLINE_4_2, 0)])
 923 else
 924   AC_DEFINE(HAVE_READLINE_4, 0)
 925   AC_DEFINE(HAVE_READLINE_4_2, 0)
 926 fi
 927
 928 dnl ** check for math library
 929 FPTOOLS_CHECK_LIBM()
 930 AC_SUBST(LIBM)
 931
 932 case $HostOS_CPP in
 933 cygwin32) ;;
 934 mingw32)  ;;
 935 *) AC_PATH_XTRA() ;;
 936 esac
 937
 938 dnl ################################################################
 939 dnl Check for libraries
 940 dnl ################################################################
 941
 942 AC_CHECK_LIB(dl, dlopen,
 943         [HaveLibDL=YES
 944          AC_DEFINE(HAVE_LIBDL)
 945          LIBS="$LIBS -ldl"],
 946         [HaveLibDL=NO])
 947 AC_CHECK_FUNCS(dlopen)
 948 AC_SUBST(HaveLibDL)
 949
 950 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
 951
 952 dnl --------------------------------------------------
 953 dnl * test for GTK+
 954 dnl --------------------------------------------------
 955
 956 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
 957 if test "$GTK_CONFIG" != ""; then
 958    AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
 959         fptools_cv_gtk_version=`$GTK_CONFIG --version`
 960     ])
 961     GTK_VERSION=$fptools_cv_gtk_version
 962 else
 963     GTK_VERSION=
 964 fi
 965
 966 case $fptools_cv_gtk_version in
 967   1.[[23]].*) ;;
 968   *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
 969      GTK_CONFIG=
 970      ;;
 971 esac
 972
 973 AC_SUBST(GTK_CONFIG)
 974 AC_SUBST(GTK_VERSION)
 975
 976 dnl --------------------------------------------------
 977 dnl * Miscellaneous feature tests
 978 dnl --------------------------------------------------
 979
 980 dnl ** can we get alloca?
 981 AC_FUNC_ALLOCA
 982
 983 dnl ** determine whether or not const works
 984 AC_C_CONST
 985
 986 dnl ** determine whether ANSI-function prototypes work?
 987 AC_C_PROTOTYPES
 988
 989 dnl ** are we big endian?
 990 AC_C_BIGENDIAN
 991 # Allay users' general fear of warnings of any kind.
 992 errprint(fptools configure script wizard sez: autoconf-2.50 or later should produce no warnings
 993 )
 994 errprint(if you are using 2.13 or earlier, you may get a (harmless) warning message.
 995 )
 996
 997 dnl ** check for leading underscores in symbol names
 998 FPTOOLS_UNDERSCORE
 999
1000 dnl ** how is the end of text section signalled?
1001 FPTOOLS_END_TEXT_SECTION
1002
1003 dnl ** how is the end of data section signalled?
1004 FPTOOLS_END_DATA_SECTION
1005
1006 dnl ** code before data?
1007 FPTOOLS_CODE_BEFORE_DATA
1008
1009 dnl ** check for ld, and whether ld has -x option
1010 AC_PATH_PROG(LdCmdRaw, ld)
1011 case $HostOS_CPP in
1012  mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1013            ;;
1014  *) LdCmd=${LdCmdRaw}
1015     ;;
1016 esac
1017 AC_SUBST(LdCmd)
1018 FPTOOLS_LD_X
1019
1020 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )