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: $hardtop"
  47 AC_SUBST(hardtop)
  48
  49 dnl--------------------------------------------------------------------
  50 dnl * Choose host(/target/build) platform
  51 dnl--------------------------------------------------------------------
  52
  53 dnl Guess host/target/build platform(s) if necessary.
  54 AC_CANONICAL_SYSTEM
  55
  56 # "$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[[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 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         # We assume you're using mingw32 via the gcc that comes
 206         # with cygwin, and not the native port, so let's augment
 207         # the gcc command-line used here with -mno-cygwin -mwin32
 208         # to arrange for good things to happen.
 209         CFLAGS="-mno-cygwin -mwin32 $CFLAGS"
 210         ;;
 211 m68k-next-nextstep2)
 212         HostPlatform_CPP='m68k_next_nextstep2'
 213         HostArch_CPP='m68k'
 214         HostVendor_CPP='next'
 215         HostOS_CPP='nextstep2'
 216         ;;
 217 m68k-next-nextstep3)
 218         HostPlatform_CPP='m68k_next_nextstep3'
 219         HostArch_CPP='m68k'
 220         HostVendor_CPP='next'
 221         HostOS_CPP='nextstep3'
 222         ;;
 223 i[[3456]]86-next-nextstep3)
 224         HostPlatform=i386-next-nextstep3 # hack again
 225         TargetPlatform=i386-next-nextstep3
 226         BuildPlatform=i386-next-nextstep3
 227         HostPlatform_CPP='i386_next_nextstep3'
 228         HostArch_CPP='i386'
 229         HostVendor_CPP='next'
 230         HostOS_CPP='nextstep3'
 231         ;;
 232 m68k-sun-sunos4*)
 233         HostPlatform=m68k-sun-sunos4
 234         TargetPlatform=m68k-sun-sunos4 #hack
 235         BuildPlatform=m68k-sun-sunos4 #hack
 236         HostPlatform_CPP='m68k_sun_sunos4'
 237         HostArch_CPP='m68k'
 238         HostVendor_CPP='sun'
 239         HostOS_CPP='sunos4'
 240         ;;
 241 mips-dec-ultrix*)
 242         HostPlatform_CPP='mips_dec_ultrix'
 243         HostArch_CPP='mipsel'   # NB a little different
 244         HostVendor_CPP='dec'
 245         HostOS_CPP='ultrix'
 246         ;;
 247 mips-sgi-irix*)
 248         HostPlatform=mips-sgi-irix
 249         TargetPlatform=mips-sgi-irix #hack
 250         BuildPlatform=mips-sgi-irix #hack
 251         HostPlatform_CPP='mips_sgi_irix'
 252         HostArch_CPP='mipseb'   # NB a little different
 253         HostVendor_CPP='sgi'
 254         HostOS_CPP='irix'
 255         ;;
 256 rs6000-ibm-aix*)
 257         HostPlatform=rs6000-ibm-aix
 258         TargetPlatform=rs6000-ibm-aix #hack
 259         BuildPlatform=rs6000-ibm-aix #hack
 260         HostPlatform_CPP='rs6000_ibm_aix'
 261         HostArch_CPP='rs6000'
 262         HostVendor_CPP='ibm'
 263         HostOS_CPP='aix'
 264         ;;
 265 powerpc-ibm-aix*)
 266         HostPlatform=powerpc-ibm-aix
 267         TargetPlatform=powerpc-ibm-aix #hack
 268         BuildPlatform=powerpc-ibm-aix #hack
 269         HostPlatform_CPP='powerpc_ibm_aix'
 270         HostArch_CPP='powerpc'
 271         HostVendor_CPP='ibm'
 272         HostOS_CPP='aix'
 273         ;;
 274 powerpc-apple-macosx*)
 275       HostPlatform=powerpc-apple-macosx
 276       TargetPlatform=powerpc-apple-macosx #hack
 277       BuildPlatform=powerpc-apple-macosx #hack
 278         HostPlatform_CPP='powerpc_apple_macosx'
 279         HostArch_CPP='powerpc'
 280         HostVendor_CPP='apple'
 281         HostOS_CPP='macosx'
 282         ;;
 283 sparc-sun-sunos4*)
 284         HostPlatform=sparc-sun-sunos4
 285         TargetPlatform=sparc-sun-sunos4 #hack
 286         BuildPlatform=sparc-sun-sunos4 #hack
 287         HostPlatform_CPP='sparc_sun_sunos4'
 288         HostArch_CPP='sparc'
 289         HostVendor_CPP='sun'
 290         HostOS_CPP='sunos4'
 291         ;;
 292 sparc-sun-solaris2*)
 293         HostPlatform=sparc-sun-solaris2
 294         TargetPlatform=sparc-sun-solaris2 #hack
 295         BuildPlatform=sparc-sun-solaris2 #hack
 296         HostPlatform_CPP='sparc_sun_solaris2'
 297         HostArch_CPP='sparc'
 298         HostVendor_CPP='sun'
 299         HostOS_CPP='solaris2'
 300         ;;
 301 *)
 302         echo "Unrecognised platform: $HostPlatform"
 303         exit 1
 304         ;;
 305 esac
 306 echo "Canonicalised to: $HostPlatform"
 307 test  x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
 308 test  x"$BuildPlatform" != x"$HostPlatform"  && echo "Build platform set to $BuildPlatform"
 309
 310 BuildPlatform_CPP=$HostPlatform_CPP
 311 TargetPlatform_CPP=$HostPlatform_CPP
 312 BuildArch_CPP=$HostArch_CPP
 313 TargetArch_CPP=$HostArch_CPP
 314 BuildOS_CPP=$HostOS_CPP
 315 HostOS_Full=$host_os
 316 TargetOS_CPP=$HostOS_CPP
 317 BuildVendor_CPP=$HostVendor_CPP
 318 TargetVendor_CPP=$HostVendor_CPP
 319
 320 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
 321 dnl AC_SUBST(BuildPlatform)
 322
 323 AC_SUBST(HostPlatform)
 324 AC_SUBST(TargetPlatform)
 325 AC_SUBST(HostPlatform_CPP)
 326 dnl AC_SUBST(BuildPlatform_CPP)
 327 dnl AC_SUBST(TargetPlatform_CPP)
 328
 329 AC_SUBST(HostArch_CPP)
 330 dnl AC_SUBST(BuildArch_CPP)
 331 dnl AC_SUBST(TargetArch_CPP)
 332
 333 AC_SUBST(HostOS_CPP)
 334 AC_SUBST(HostOS_Full)
 335 dnl AC_SUBST(BuildOS_CPP)
 336 dnl AC_SUBST(TargetOS_CPP)
 337
 338 AC_SUBST(HostVendor_CPP)
 339 dnl AC_SUBST(BuildVendor_CPP)
 340 dnl AC_SUBST(TargetVendor_CPP)
 341
 342 AC_SUBST(exeext)
 343
 344 dnl --------------------------------------------------------------
 345 dnl * Project specific configuration options
 346 dnl --------------------------------------------------------------
 347 dnl What follows is a bunch of options that can either be configured
 348 dnl through command line options to the configure script or by
 349 dnl supplying defns in the build tree's mk/build.mk. Having the option to
 350 dnl use either is considered a Feature.
 351
 352 dnl ** What command to use to compile compiler sources ?
 353 dnl --------------------------------------------------------------
 354 if test "$GHC" = ""; then
 355   AC_PATH_PROG(GHC,ghc)
 356 fi
 357
 358 AC_ARG_WITH(ghc,
 359 [  --with-ghc=<haskell compiler>
 360         Use a command different from 'ghc' to compile GHC-specific Haskell code
 361             (including GHC itself).
 362 ],
 363 [WithGhc="$withval"],
 364 [WithGhc=$GHC]
 365 )
 366 AC_SUBST(WithGhc)
 367
 368 AC_ARG_WITH(hc,
 369 [  --with-hc=<haskell compiler>
 370         Use a command different from 'ghc' to compile generic Haskell code.
 371 ],
 372 [WithHc="$withval"],
 373 [WithHc=$WithGhc]
 374 )
 375 AC_SUBST(WithHc)
 376
 377 if test "$WithGhc" != ""; then
 378   FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
 379   AC_SUBST(GhcVersion)dnl
 380   AC_SUBST(GhcMajVersion)dnl
 381   AC_SUBST(GhcMinVersion)dnl
 382   AC_SUBST(GhcPatchLevel)dnl
 383 fi
 384
 385 AC_PATH_PROGS(NHC,nhc nhc98)
 386 AC_PATH_PROG(HBC,hbc)
 387
 388 dnl ** Which gcc to use?
 389 dnl --------------------------------------------------------------
 390 AC_ARG_WITH(gcc,
 391 [  --with-gcc=<gcc command>
 392         Use a different command instead of 'gcc' for the GNU C compiler.
 393 ],
 394 [WhatGccIsCalled="$withval"],
 395 [WhatGccIsCalled="gcc"]
 396 )
 397 AC_SUBST(WhatGccIsCalled)
 398
 399 dnl ** Booting from .hc files?
 400 dnl --------------------------------------------------------------
 401 AC_ARG_ENABLE(hc-boot,
 402 [  --enable-hc-boot
 403         Boot the Glasgow Haskell Compiler from intermediate .hc files.
 404         (This option is mostly of interest to porters.)
 405 ],
 406 [BootingFromHc=YES],
 407 [BootingFromHc=NO]
 408 )
 409 AC_SUBST(BootingFromHc)
 410
 411
 412 dnl ** Enable the construction of Win32 DLLs?
 413 dnl --------------------------------------------------------------
 414 AC_ARG_ENABLE(win32-dlls,
 415 [  --enable-win32-dlls
 416         If on a Win32 platform running mingw32/cygwin, enable the
 417         construction of DLLs containing ghc-compiled code.
 418 ],
 419 [
 420 case $HostOS_CPP in
 421 cygwin32) ;;
 422 mingw32)  ;;
 423 *)    echo "Unrecognised win32 platform: $HostPlatform"
 424       exit 1
 425       ;;
 426 esac
 427 EnableWin32DLLs=YES
 428 ],
 429 [EnableWin32DLLs=NO]
 430 )
 431 AC_SUBST(EnableWin32DLLs)
 432 if test x"$EnableWin32DLLs" = "xYES" ; then
 433  AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
 434 fi
 435
 436 dnl ** Building a Win32-friendlier compiler?
 437 dnl --------------------------------------------------------------
 438 AC_ARG_ENABLE(minimal-unix-deps,
 439 [  --enable-minimal-unix-deps
 440         Build a compiler that minimizes dependencies on Unix-like tools
 441         under Win32, allowing the user to operate the compiler without
 442         having to install Cygwin toolchain (say). (You still need
 443         that toolchain to build GHC from sources though).
 444 ],
 445 [MinimalUnixDeps=YES],
 446 [MinimalUnixDeps=NO]
 447 )
 448 AC_SUBST(MinimalUnixDeps)
 449
 450 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
 451 dnl --------------------------------------------------------------
 452 AC_ARG_ENABLE(hopengl,
 453 [  --enable-hopengl
 454         Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
 455         (This option is only relevant when hslibs are built.)
 456 ],
 457 [GhcLibsWithHOpenGL=YES],
 458 [GhcLibsWithHOpenGL=NO]
 459 )
 460 AC_SUBST(GhcLibsWithHOpenGL)
 461
 462 dnl ** Use a specific version of the GLUT API
 463 dnl --------------------------------------------------------------
 464 AC_ARG_WITH(glut-api,
 465 [  --with-glut-api=<version>
 466         Use a specific version of the GLUT API when building HOpenGL.
 467 ])
 468 test -n "$with_glut_api"  && CPPFLAGS="$CPPFLAGS -DGLUT_API_VERSION=$with_glut_api"
 469
 470
 471 dnl ** Use a specific version of the GLUT API
 472 dnl --------------------------------------------------------------
 473 AC_ARG_WITH(glut-xlib,
 474 [  --with-glut-xlib=<version>
 475         Use a specific version of the GLUT Xlib implementation when building HOpenGL.
 476 ])
 477 test -n "$with_glut_xlib" && CPPFLAGS="$CPPFLAGS -DGLUT_XLIB_IMPLEMENTATION=$with_glut_xlib"
 478
 479
 480 dnl --------------------------------------------------------------
 481 dnl End of configure script option section
 482 dnl --------------------------------------------------------------
 483
 484
 485 dnl --------------------------------------------------------------
 486 dnl * General configuration checks
 487 dnl --------------------------------------------------------------
 488
 489 dnl ** does #! work?
 490 AC_SYS_INTERPRETER()
 491
 492 dnl ** look for `perl', but only in /bin on Windows
 493 case $HostOS_CPP in
 494 cygwin32|mingw32)
 495    if test x"$MinimalUnixDeps" = "xNO"; then
 496       AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
 497       if test -z "$PerlCmd"; then
 498          echo "You must install the version of Perl shipped with GHC"
 499          echo "(or a compatible one) in /bin."
 500          exit 1
 501       fi
 502    fi
 503    ;;
 504 *)
 505    AC_PATH_PROG(PerlCmd,perl)
 506    if test -z "$PerlCmd"; then
 507       echo "You must install perl before you can continue"
 508       echo "Perhaps it is already installed, but not in your PATH?"
 509       exit 1
 510    else
 511    FPTOOLS_CHECK_PERL_VERSION
 512    fi
 513    ;;
 514 esac
 515
 516 dnl ** does #! path/to/perl work? (sometimes it's too long...)
 517 FPTOOLS_SHEBANG_PERL
 518
 519
 520 dnl ** look for GCC and find out which version
 521 dnl     Figure out which C compiler to use.  Gcc is preferred.
 522 dnl     If gcc, make sure it's at least 2.1
 523 dnl
 524 AC_PROG_CC
 525 FPTOOLS_HAVE_GCC
 526
 527 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
 528 AC_PROG_CPP
 529 case $HostOS_CPP in
 530 mingw32)
 531    CPP="$CPP -mno-cygwin -mwin32"
 532    ;;
 533 esac
 534
 535 dnl ** figure out how to do context diffs
 536 FPTOOLS_PROG_DIFF
 537
 538 dnl ** Find find command (for Win32's benefit)
 539 AC_PATH_PROG(FindCmd, find)
 540
 541 dnl ** look for a decent parser generator (bison preferred)
 542 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
 543 dnl  on the suitability of the 'yacc' returned.)
 544 FPTOOLS_PROG_YACCY
 545
 546 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
 547 dnl    AC_PROG_LEX, since it doesn't actually check whether 'lex'
 548 dnl    exists if 'flex' doesn't.
 549 AC_PROG_LEX_STRICT
 550
 551 dnl ** figure out how to do a BSD-ish install
 552 AC_PROG_INSTALL
 553
 554 dnl If you can run configure, you certainly have /bin/sh
 555 AC_DEFINE(HAVE_BIN_SH)
 556
 557 dnl ** how to invoke `ar' and `ranlib'
 558 FPTOOLS_PROG_AR_AND_RANLIB
 559
 560
 561 dnl ** Check to see whether ln -s works
 562 AC_PROG_LN_S
 563
 564
 565 dnl ** Find the path to sed
 566 AC_PATH_PROG(SedCmd,sed)
 567
 568
 569 dnl ** check for time command
 570 AC_PATH_PROG(TimeCmd,time)
 571
 572
 573 dnl ** check for tar
 574 dnl   if GNU tar is named gtar, look for it first.
 575 AC_PATH_PROGS(TarCmd,gtar tar,tar)
 576
 577 dnl ** check for gzip/compress
 578 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
 579
 580 dnl ** check for jade/openjade & determine a working catalog
 581 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
 582 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
 583                         /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl $hardtop/glafp-utils/docbook/CATALOG*)
 584 if test -z "$Catalog"; then
 585   AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
 586 fi
 587 AC_SUBST(Catalog)
 588
 589 compress_nm=`basename $CompressCmd`
 590 if test x"$compress_nm" = xgzip; then
 591   CompressCmd="$CompressCmd -d"
 592   CompressSuffix="gz"
 593 else
 594   CompressSuffix="Z"
 595 fi
 596 AC_SUBST(CompressCmd)
 597 AC_SUBST(CompressSuffix)
 598
 599 dnl ** check for installed happy binary + version
 600 dnl    (don't do it if we're booting from .hc files though.)
 601 if test "$BootingFromHc" = "NO"; then
 602 FPTOOLS_HAPPY
 603 fi;
 604
 605 dnl --------------------------------------------------
 606 dnl ### program checking section ends here ###
 607 dnl --------------------------------------------------
 608
 609 dnl --------------------------------------------------
 610 dnl * Platform header file and syscall feature tests
 611 dnl ### checking the state of the local header files and syscalls ###
 612
 613 dnl ** check for full ANSI header (.h) files
 614 AC_HEADER_STDC
 615
 616 dnl ** check for specific header (.h) files that we are interested in
 617 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 malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.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)
 618
 619 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
 620 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
 621
 622 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
 623   HaveReadlineHeaders=YES
 624   AC_DEFINE(HAVE_READLINE_HEADERS,1)
 625 else
 626   HaveReadlineHeaders=NO
 627   AC_DEFINE(HAVE_READLINE_HEADERS,0)
 628 fi
 629 AC_SUBST(HaveReadlineHeaders)
 630
 631 dnl ** check for DOS include files
 632 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
 633
 634 dnl ** check for Windows include files
 635 AC_CHECK_HEADERS(windows.h)
 636
 637 dnl ** check for OpenGL include files
 638 AC_CHECK_HEADERS(GL/gl.h)
 639
 640 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
 641 AC_HEADER_TIME
 642
 643 dnl dynamic loading include files
 644 AC_CHECK_HEADERS(dlfcn.h dl.h)
 645
 646 dnl ** check for farcalloc (in bcc)
 647 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
 648
 649 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
 650 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
 651
 652 dnl ** how do we get a timezone name, and UTC offset ?
 653 AC_STRUCT_TIMEZONE
 654
 655 dnl ** what's the type of timezone?
 656 FPTOOLS_HAVE_TIMEZONE
 657 FPTOOLS_TYPE_TIMEZONE
 658
 659 dnl ** do we have altzone?
 660 FPTOOLS_ALTZONE
 661
 662 dnl ** does struct stat contain st_blksize?
 663 AC_STRUCT_ST_BLKSIZE
 664
 665 dnl ** do we have long longs?
 666 FPTOOLS_C_LONG_LONG
 667
 668 dnl ** what are the sizes of various types
 669 dnl    (these must come before GHC_CHECK_ALIGNMENT)
 670 AC_CHECK_SIZEOF(char,               1)
 671 AC_CHECK_SIZEOF(double,             8)
 672 AC_CHECK_SIZEOF(float,              4)
 673 AC_CHECK_SIZEOF(int,                4)
 674 AC_CHECK_SIZEOF(long,               4)
 675 if test "$fptools_cv_have_long_long" = yes; then
 676 AC_CHECK_SIZEOF(long long,          8)
 677 fi
 678 AC_CHECK_SIZEOF(short,              2)
 679 AC_CHECK_SIZEOF(unsigned char,      1)
 680 AC_CHECK_SIZEOF(unsigned int,       4)
 681 AC_CHECK_SIZEOF(unsigned long,      4)
 682 if test "$fptools_cv_have_long_long" = yes; then
 683 AC_CHECK_SIZEOF(unsigned long long, 8)
 684 fi
 685 AC_CHECK_SIZEOF(unsigned short,     2)
 686 AC_CHECK_SIZEOF(void *,             4)
 687
 688 dnl ** what are alignment constraints on various types
 689 FPTOOLS_CHECK_ALIGNMENT(char)
 690 FPTOOLS_CHECK_ALIGNMENT(double)
 691 FPTOOLS_CHECK_ALIGNMENT(float)
 692 FPTOOLS_CHECK_ALIGNMENT(int)
 693 FPTOOLS_CHECK_ALIGNMENT(long)
 694 if test "$fptools_cv_have_long_long" = yes; then
 695 FPTOOLS_CHECK_ALIGNMENT(long long)
 696 fi
 697 FPTOOLS_CHECK_ALIGNMENT(short)
 698 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
 699 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
 700 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
 701 if test "$fptools_cv_have_long_long" = yes; then
 702 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
 703 fi
 704 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
 705 FPTOOLS_CHECK_ALIGNMENT(void *)
 706
 707 dnl ** map standard C types and ISO types to Haskell types
 708 FPTOOLS_CHECK_HTYPE(char)
 709 FPTOOLS_CHECK_HTYPE(signed char)
 710 FPTOOLS_CHECK_HTYPE(unsigned char)
 711 FPTOOLS_CHECK_HTYPE(short)
 712 FPTOOLS_CHECK_HTYPE(unsigned short)
 713 FPTOOLS_CHECK_HTYPE(int)
 714 FPTOOLS_CHECK_HTYPE(unsigned int)
 715 FPTOOLS_CHECK_HTYPE(long)
 716 FPTOOLS_CHECK_HTYPE(unsigned long)
 717 if test "$fptools_cv_have_long_long" = yes; then
 718 FPTOOLS_CHECK_HTYPE(long long)
 719 FPTOOLS_CHECK_HTYPE(unsigned long long)
 720 fi
 721 FPTOOLS_CHECK_HTYPE(float)
 722 FPTOOLS_CHECK_HTYPE(double)
 723 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
 724 FPTOOLS_CHECK_HTYPE(size_t)
 725 FPTOOLS_CHECK_HTYPE(wchar_t)
 726 dnl Int32 is a HACK for non-ISO C compilers
 727 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
 728 FPTOOLS_CHECK_HTYPE(clock_t)
 729 FPTOOLS_CHECK_HTYPE(time_t)
 730
 731 dnl ** Map OpenGL data types to Haskell types
 732 if test $GhcLibsWithHOpenGL = YES ; then
 733 FPTOOLS_CHECK_HTYPE(GLboolean)
 734 FPTOOLS_CHECK_HTYPE(GLbyte)
 735 FPTOOLS_CHECK_HTYPE(GLubyte)
 736 FPTOOLS_CHECK_HTYPE(GLshort)
 737 FPTOOLS_CHECK_HTYPE(GLushort)
 738 FPTOOLS_CHECK_HTYPE(GLint)
 739 FPTOOLS_CHECK_HTYPE(GLuint)
 740 FPTOOLS_CHECK_HTYPE(GLsizei)
 741 FPTOOLS_CHECK_HTYPE(GLenum)
 742 FPTOOLS_CHECK_HTYPE(GLbitfield)
 743 FPTOOLS_CHECK_HTYPE(GLfloat)
 744 FPTOOLS_CHECK_HTYPE(GLclampf)
 745 FPTOOLS_CHECK_HTYPE(GLdouble)
 746 FPTOOLS_CHECK_HTYPE(GLclampd)
 747 fi
 748
 749 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
 750
 751 dnl ** can we open files in binary mode?
 752 FPTOOLS_O_BINARY
 753
 754 dnl ** check for GetModuleFileName and WinExec (windows only)
 755 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName)       dnl Windows
 756 dnl Doesn't work because the linker can't see the functions if
 757 dnl you omit the #include <windows.h>.  (I've no idea why not...)
 758
 759 FPTOOLS_TRY_LINK_NOWARN(,[
 760 #if HAVE_WINDOWS_H
 761 #include <windows.h>
 762 #endif
 763 main() {
 764   WinExec("",0);
 765   exit(0);
 766 }
 767 ],
 768 [have_winexec=1],
 769 [have_winexec=0])
 770 if test "$have_winexec" = "1"; then
 771 AC_DEFINE(HAVE_WINEXEC)
 772 fi
 773
 774 FPTOOLS_TRY_LINK_NOWARN(,[
 775 #if HAVE_WINDOWS_H
 776 #include <windows.h>
 777 #endif
 778 main() {
 779   char* dir;
 780   GetModuleFileName((HMODULE)0,dir,0);
 781   exit(0);
 782 }
 783 ],
 784 [have_getmodulefilename=1],
 785 [have_getmodulefilename=0])
 786 if test "$have_getmodulefilename" = "1"; then
 787 AC_DEFINE(HAVE_GETMODULEFILENAME)
 788 fi
 789
 790 dnl ** check return type of signal handlers
 791 dnl Foo: assumes we can use prototypes.
 792 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 793 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
 794 dnl [AC_TRY_COMPILE([#include <sys/types.h>
 795 dnl #include <signal.h>
 796 dnl #ifdef signal
 797 dnl #undef signal
 798 dnl #endif
 799 dnl void (*signal (int, void (*)(int)))(int);
 800 dnl ],
 801 dnl [int i;],
 802 dnl ac_cv_type_signal_handler=void_int,
 803 dnl ac_cv_type_signal_handler=int_void)])
 804 dnl if test "$ac_cv_type_signal_handler" = void_int; then
 805 dnl AC_DEFINE(VOID_INT_SIGNALS)
 806 dnl fi
 807
 808 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 809 AC_TYPE_SIGNAL
 810 if test "$ac_cv_type_signal" = void; then
 811 AC_DEFINE(VOID_INT_SIGNALS)
 812 fi
 813
 814 dnl ** check for more functions
 815 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
 816 AC_CHECK_FUNCS(strcmp)
 817 AC_CHECK_FUNCS(realpath _fullpath)
 818 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
 819 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
 820 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
 821 AC_CHECK_FUNCS(snprintf  _snprintf )
 822 AC_CHECK_FUNCS(popen     _popen )
 823 AC_CHECK_FUNCS(pclose    _pclose )
 824
 825
 826 dnl ** check for specific library functions that we are interested in
 827 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat symlink sysconf timelocal times vadvise vfork)
 828
 829 dnl ** check whether this machine has gmp3 installed
 830 AC_CHECK_LIB(gmp,  __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
 831   AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr,  HaveLibGmp=YES; LibGmp=gmp3,
 832     HaveLibGmp=No; LibGmp=not-installed))
 833 AC_SUBST(HaveLibGmp)
 834 AC_SUBST(LibGmp)
 835
 836 dnl ** check whether this machine has GNU regex in libc.
 837 FPTOOLS_REGEX_IN_LIBC
 838
 839 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
 840 dnl    the order of these tests matters: bfd needs liberty
 841 AC_CHECK_LIB(iberty, xmalloc)
 842 AC_CHECK_LIB(bfd,    bfd_init)
 843
 844 dnl ** check for readline, for Hugs and hslibs' Readline
 845 dnl ncurses supersedes termcap and curses, but for compatibility,
 846 dnl we have to check for all...
 847 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
 848   AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
 849     AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
 850       HaveLibTermcap=NO; LibTermcap=not-installed)))
 851
 852 if test $HaveLibTermcap = YES ; then
 853   LIBS="-l$LibTermcap $LIBS"
 854   AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
 855 fi
 856
 857 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
 858   AC_DEFINE(HAVE_READLINE_LIBS,1)
 859   LibsReadline="readline $LibTermcap"
 860 else
 861   AC_DEFINE(HAVE_READLINE_LIBS,0)
 862   LibsReadline=
 863 fi
 864 AC_SUBST(LibsReadline)
 865
 866 if test "$HaveLibReadline"; then
 867   AC_CHECK_LIB(readline, rl_erase_empty_line,
 868     [AC_DEFINE(HAVE_READLINE_4, 1)],
 869     [AC_DEFINE(HAVE_READLINE_4, 0)])
 870   AC_CHECK_LIB(readline, rl_free_undo_list,
 871     [AC_DEFINE(HAVE_READLINE_4_2, 1)],
 872     [AC_DEFINE(HAVE_READLINE_4_2, 0)])
 873 else
 874   AC_DEFINE(HAVE_READLINE_4, 0)
 875   AC_DEFINE(HAVE_READLINE_4_2, 0)
 876 fi
 877
 878 dnl ** check for math library
 879 FPTOOLS_CHECK_LIBM()
 880 AC_SUBST(LIBM)
 881
 882 dnl ################################################################
 883 dnl Check for libraries
 884 dnl ################################################################
 885
 886 AC_CHECK_LIB(dl, dlopen,
 887         [HaveLibDL=YES
 888          AC_DEFINE(HAVE_LIBDL)
 889          LIBS="$LIBS -ldl"],
 890         [HaveLibDL=NO])
 891 AC_CHECK_FUNCS(dlopen)
 892 AC_SUBST(HaveLibDL)
 893
 894 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
 895
 896 dnl --------------------------------------------------
 897 dnl * test for GTK+
 898 dnl --------------------------------------------------
 899
 900 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
 901 if test "$GTK_CONFIG" != ""; then
 902    AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
 903         fptools_cv_gtk_version=`$GTK_CONFIG --version`
 904     ])
 905     GTK_VERSION=$fptools_cv_gtk_version
 906 else
 907     GTK_VERSION=
 908 fi
 909
 910 case $fptools_cv_gtk_version in
 911   1.[[23]].*) ;;
 912   *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
 913      GTK_CONFIG=
 914      ;;
 915 esac
 916
 917 AC_SUBST(GTK_CONFIG)
 918 AC_SUBST(GTK_VERSION)
 919
 920 dnl --------------------------------------------------
 921 dnl * Miscellaneous feature tests
 922 dnl --------------------------------------------------
 923
 924 dnl ** can we get alloca?
 925 AC_FUNC_ALLOCA
 926
 927 dnl ** determine whether or not const works
 928 AC_C_CONST
 929
 930 dnl ** determine whether ANSI-function prototypes work?
 931 AC_C_PROTOTYPES
 932
 933 dnl ** are we big endian?
 934 AC_C_BIGENDIAN
 935 # Allay users' general fear of warnings of any kind.
 936 errprint((fptools configure script wizard sez: "don't worry, the above warning is harmless (to us.)")
 937 )
 938
 939 dnl ** check for leading underscores in symbol names
 940 FPTOOLS_UNDERSCORE
 941
 942 dnl ** how is the end of text section signalled?
 943 FPTOOLS_END_TEXT_SECTION
 944
 945 dnl ** how is the end of data section signalled?
 946 FPTOOLS_END_DATA_SECTION
 947
 948 dnl ** code before data?
 949 FPTOOLS_CODE_BEFORE_DATA
 950
 951 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )