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         ;;
 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-macosx*)
 270       HostPlatform=powerpc-apple-macosx
 271       TargetPlatform=powerpc-apple-macosx #hack
 272       BuildPlatform=powerpc-apple-macosx #hack
 273         HostPlatform_CPP='powerpc_apple_macosx'
 274         HostArch_CPP='powerpc'
 275         HostVendor_CPP='apple'
 276         HostOS_CPP='macosx'
 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 dnl --------------------------------------------------------------
 340 dnl * Project specific configuration options
 341 dnl --------------------------------------------------------------
 342 dnl What follows is a bunch of options that can either be configured
 343 dnl through command line options to the configure script or by
 344 dnl supplying defns in the build tree's mk/build.mk. Having the option to
 345 dnl use either is considered a Feature.
 346
 347 dnl ** What command to use to compile compiler sources ?
 348 dnl --------------------------------------------------------------
 349 if test "$GHC" = ""; then
 350   AC_PATH_PROG(GHC,ghc)
 351 fi
 352
 353 AC_ARG_WITH(ghc,
 354 [  --with-ghc=<haskell compiler>
 355         Use a command different from 'ghc' to compile GHC-specific Haskell code
 356             (including GHC itself).
 357 ],
 358 [WithGhc="$withval"],
 359 [WithGhc=$GHC]
 360 )
 361 AC_SUBST(WithGhc)
 362
 363 AC_ARG_WITH(hc,
 364 [  --with-hc=<haskell compiler>
 365         Use a command different from 'ghc' to compile generic Haskell code.
 366 ],
 367 [WithHc="$withval"],
 368 [WithHc=$WithGhc]
 369 )
 370 AC_SUBST(WithHc)
 371
 372 if test "$WithGhc" != ""; then
 373   FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
 374   AC_SUBST(GhcVersion)dnl
 375   AC_SUBST(GhcMajVersion)dnl
 376   AC_SUBST(GhcMinVersion)dnl
 377   AC_SUBST(GhcPatchLevel)dnl
 378 fi
 379
 380 AC_PATH_PROGS(NHC,nhc nhc98)
 381 AC_PATH_PROG(HBC,hbc)
 382
 383 dnl ** Which gcc to use?
 384 dnl --------------------------------------------------------------
 385 AC_ARG_WITH(gcc,
 386 [  --with-gcc=<gcc command>
 387         Use a different command instead of 'gcc' for the GNU C compiler.
 388 ],
 389 [WhatGccIsCalled="$withval"],
 390 [WhatGccIsCalled="gcc"]
 391 )
 392 AC_SUBST(WhatGccIsCalled)
 393
 394 dnl ** Booting from .hc files?
 395 dnl --------------------------------------------------------------
 396 AC_ARG_ENABLE(hc-boot,
 397 [  --enable-hc-boot
 398         Boot the Glasgow Haskell Compiler from intermediate .hc files.
 399         (This option is mostly of interest to porters.)
 400 ],
 401 [BootingFromHc=YES],
 402 [BootingFromHc=NO]
 403 )
 404 AC_SUBST(BootingFromHc)
 405
 406
 407 dnl ** Enable the construction of Win32 DLLs?
 408 dnl --------------------------------------------------------------
 409 AC_ARG_ENABLE(win32-dlls,
 410 [  --enable-win32-dlls
 411         If on a Win32 platform running mingw32/cygwin, enable the
 412         construction of DLLs containing ghc-compiled code.
 413 ],
 414 [
 415 case $HostOS_CPP in
 416 cygwin32) ;;
 417 mingw32)  ;;
 418 *)    echo "Unrecognised win32 platform: $HostPlatform"
 419       exit 1
 420       ;;
 421 esac
 422 EnableWin32DLLs=YES
 423 ],
 424 [EnableWin32DLLs=NO]
 425 )
 426 AC_SUBST(EnableWin32DLLs)
 427 if test x"$EnableWin32DLLs" = "xYES" ; then
 428  AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
 429 fi
 430
 431 dnl ** Building a Win32-friendlier compiler?
 432 dnl --------------------------------------------------------------
 433 AC_ARG_ENABLE(minimal-unix-deps,
 434 [  --enable-minimal-unix-deps
 435         Build a compiler that minimizes dependencies on Unix-like tools
 436         under Win32, allowing the user to operate the compiler without
 437         having to install Cygwin toolchain (say). (You still need
 438         that toolchain to build GHC from sources though).
 439 ],
 440 [MinimalUnixDeps=YES],
 441 [MinimalUnixDeps=NO]
 442 )
 443 AC_SUBST(MinimalUnixDeps)
 444
 445 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
 446 dnl --------------------------------------------------------------
 447 AC_ARG_ENABLE(hopengl,
 448 [  --enable-hopengl
 449         Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
 450         (This option is only relevant when hslibs are built.)
 451 ],
 452 [GhcLibsWithHOpenGL=YES],
 453 [GhcLibsWithHOpenGL=NO]
 454 )
 455 AC_SUBST(GhcLibsWithHOpenGL)
 456
 457 dnl ** Use a specific version of the GLUT API
 458 dnl --------------------------------------------------------------
 459 AC_ARG_WITH(glut-api,
 460 [  --with-glut-api=<version>
 461         Use a specific version of the GLUT API when building HOpenGL.
 462 ])
 463 test -n "$with_glut_api"  && CPPFLAGS="$CPPFLAGS -DGLUT_API_VERSION=$with_glut_api"
 464
 465
 466 dnl ** Use a specific version of the GLUT API
 467 dnl --------------------------------------------------------------
 468 AC_ARG_WITH(glut-xlib,
 469 [  --with-glut-xlib=<version>
 470         Use a specific version of the GLUT Xlib implementation when building HOpenGL.
 471 ])
 472 test -n "$with_glut_xlib" && CPPFLAGS="$CPPFLAGS -DGLUT_XLIB_IMPLEMENTATION=$with_glut_xlib"
 473
 474
 475
 476
 477 dnl --------------------------------------------------------------
 478 dnl End of configure script option section
 479 dnl --------------------------------------------------------------
 480
 481
 482 dnl --------------------------------------------------------------
 483 dnl * General configuration checks
 484 dnl --------------------------------------------------------------
 485
 486 dnl ** does #! work?
 487 AC_SYS_INTERPRETER()
 488
 489 dnl ** look for `perl', but only in /bin on Windows
 490 case $HostOS_CPP in
 491 cygwin32|mingw32)
 492       AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
 493       if test -z "$PerlCmd"; then
 494          echo "You must install the version of Perl shipped with GHC"
 495          echo "(or a compatible one) in /bin."
 496          exit 1
 497       fi
 498    ;;
 499 *)
 500    AC_PATH_PROG(PerlCmd,perl)
 501    if test -z "$PerlCmd"; then
 502       echo "You must install perl before you can continue"
 503       echo "Perhaps it is already installed, but not in your PATH?"
 504       exit 1
 505    else
 506    FPTOOLS_CHECK_PERL_VERSION
 507    fi
 508    ;;
 509 esac
 510
 511 dnl ** does #! path/to/perl work? (sometimes it's too long...)
 512 FPTOOLS_SHEBANG_PERL
 513
 514 dnl ** set up extra GCC options on Win32
 515 case $HostOS_CPP in
 516 cygwin32|mingw32)
 517    STD_CC_OPTS="-mno-cygwin $CC_MWIN32_FLAG"
 518    CFLAGS="$STD_CC_OPTS $CFLAGS"
 519    CPPFLAGS="$STD_CC_OPTS $CPPFLAGS"
 520    ;;
 521 *)
 522    STD_CC_OPTS=""
 523    ;;
 524 esac
 525 SRC_CC_OPTS="-O $STD_CC_OPTS"
 526 AC_SUBST(SRC_CC_OPTS)
 527
 528 dnl ** look for GCC and find out which version
 529 dnl     Figure out which C compiler to use.  Gcc is preferred.
 530 dnl     If gcc, make sure it's at least 2.1
 531 dnl
 532 AC_PROG_CC
 533 FPTOOLS_HAVE_GCC
 534
 535 dnl ** does the C compiler support option -mwin32 ?
 536 FPTOOLS_CC_MWIN32
 537
 538 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
 539 AC_PROG_CPP
 540
 541 dnl ** set up extra GCC options on Win32
 542 case $HostOS_CPP in
 543 cygwin32|mingw32)
 544    CPP="$CPP $STD_CC_OPTS"
 545 esac
 546
 547 dnl ** figure out how to do context diffs
 548 FPTOOLS_PROG_DIFF
 549
 550 dnl ** Find find command (for Win32's benefit)
 551 AC_PATH_PROG(FindCmd, find)
 552
 553 dnl ** look for a decent parser generator (bison preferred)
 554 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
 555 dnl  on the suitability of the 'yacc' returned.)
 556 FPTOOLS_PROG_YACCY
 557
 558 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
 559 dnl    AC_PROG_LEX, since it doesn't actually check whether 'lex'
 560 dnl    exists if 'flex' doesn't.
 561 AC_PROG_LEX_STRICT
 562
 563 dnl ** figure out how to do a BSD-ish install
 564 AC_PROG_INSTALL
 565
 566 dnl If you can run configure, you certainly have /bin/sh
 567 AC_DEFINE(HAVE_BIN_SH)
 568
 569 dnl ** how to invoke `ar' and `ranlib'
 570 FPTOOLS_PROG_AR_AND_RANLIB
 571
 572
 573 dnl ** Check to see whether ln -s works
 574 AC_PROG_LN_S
 575
 576
 577 dnl ** Find the path to sed
 578 AC_PATH_PROG(SedCmd,sed)
 579
 580
 581 dnl ** check for time command
 582 AC_PATH_PROG(TimeCmd,time)
 583
 584
 585 dnl ** check for tar
 586 dnl   if GNU tar is named gtar, look for it first.
 587 AC_PATH_PROGS(TarCmd,gtar tar,tar)
 588
 589 dnl ** check for gzip/compress
 590 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
 591
 592 dnl ** check for jade/openjade & determine a working catalog
 593 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
 594 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
 595                         /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl $hardtop/glafp-utils/docbook/CATALOG*)
 596 if test -z "$Catalog"; then
 597   AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
 598 fi
 599 AC_SUBST(Catalog)
 600
 601 compress_nm=`basename $CompressCmd`
 602 if test x"$compress_nm" = xgzip; then
 603   CompressCmd="$CompressCmd -d"
 604   CompressSuffix="gz"
 605 else
 606   CompressSuffix="Z"
 607 fi
 608 AC_SUBST(CompressCmd)
 609 AC_SUBST(CompressSuffix)
 610
 611 dnl ** check for installed happy binary + version
 612 dnl    (don't do it if we're booting from .hc files though.)
 613 if test "$BootingFromHc" = "NO"; then
 614 FPTOOLS_HAPPY
 615 fi;
 616
 617 dnl --------------------------------------------------
 618 dnl ### program checking section ends here ###
 619 dnl --------------------------------------------------
 620
 621 dnl --------------------------------------------------
 622 dnl * Platform header file and syscall feature tests
 623 dnl ### checking the state of the local header files and syscalls ###
 624
 625 dnl ** check for full ANSI header (.h) files
 626 AC_HEADER_STDC
 627
 628 dnl ** check for specific header (.h) files that we are interested in
 629 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)
 630
 631 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
 632 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
 633
 634 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
 635   HaveReadlineHeaders=YES
 636   AC_DEFINE(HAVE_READLINE_HEADERS,1)
 637 else
 638   HaveReadlineHeaders=NO
 639   AC_DEFINE(HAVE_READLINE_HEADERS,0)
 640 fi
 641 AC_SUBST(HaveReadlineHeaders)
 642
 643 dnl ** check for DOS include files
 644 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
 645
 646 dnl ** check for Windows include files
 647 AC_CHECK_HEADERS(windows.h)
 648
 649 dnl ** check for OpenGL include files
 650 AC_CHECK_HEADERS(GL/gl.h)
 651
 652 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
 653 AC_HEADER_TIME
 654
 655 dnl dynamic loading include files
 656 AC_CHECK_HEADERS(dlfcn.h dl.h)
 657
 658 dnl ** check for farcalloc (in bcc)
 659 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
 660
 661 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
 662 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
 663
 664 dnl ** how do we get a timezone name, and UTC offset ?
 665 AC_STRUCT_TIMEZONE
 666
 667 dnl ** what's the type of timezone?
 668 FPTOOLS_HAVE_TIMEZONE
 669 FPTOOLS_TYPE_TIMEZONE
 670
 671 dnl ** do we have altzone?
 672 FPTOOLS_ALTZONE
 673
 674 dnl ** does struct stat contain st_blksize?
 675 AC_STRUCT_ST_BLKSIZE
 676
 677 dnl ** do we have long longs?
 678 FPTOOLS_C_LONG_LONG
 679
 680 dnl ** what are the sizes of various types
 681 dnl    (these must come before GHC_CHECK_ALIGNMENT)
 682 AC_CHECK_SIZEOF(char,               1)
 683 AC_CHECK_SIZEOF(double,             8)
 684 AC_CHECK_SIZEOF(float,              4)
 685 AC_CHECK_SIZEOF(int,                4)
 686 AC_CHECK_SIZEOF(long,               4)
 687 if test "$fptools_cv_have_long_long" = yes; then
 688 AC_CHECK_SIZEOF(long long,          8)
 689 fi
 690 AC_CHECK_SIZEOF(short,              2)
 691 AC_CHECK_SIZEOF(unsigned char,      1)
 692 AC_CHECK_SIZEOF(unsigned int,       4)
 693 AC_CHECK_SIZEOF(unsigned long,      4)
 694 if test "$fptools_cv_have_long_long" = yes; then
 695 AC_CHECK_SIZEOF(unsigned long long, 8)
 696 fi
 697 AC_CHECK_SIZEOF(unsigned short,     2)
 698 AC_CHECK_SIZEOF(void *,             4)
 699
 700 dnl ** what are alignment constraints on various types
 701 FPTOOLS_CHECK_ALIGNMENT(char)
 702 FPTOOLS_CHECK_ALIGNMENT(double)
 703 FPTOOLS_CHECK_ALIGNMENT(float)
 704 FPTOOLS_CHECK_ALIGNMENT(int)
 705 FPTOOLS_CHECK_ALIGNMENT(long)
 706 if test "$fptools_cv_have_long_long" = yes; then
 707 FPTOOLS_CHECK_ALIGNMENT(long long)
 708 fi
 709 FPTOOLS_CHECK_ALIGNMENT(short)
 710 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
 711 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
 712 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
 713 if test "$fptools_cv_have_long_long" = yes; then
 714 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
 715 fi
 716 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
 717 FPTOOLS_CHECK_ALIGNMENT(void *)
 718
 719 dnl ** map standard C types and ISO types to Haskell types
 720 FPTOOLS_CHECK_HTYPE(char)
 721 FPTOOLS_CHECK_HTYPE(signed char)
 722 FPTOOLS_CHECK_HTYPE(unsigned char)
 723 FPTOOLS_CHECK_HTYPE(short)
 724 FPTOOLS_CHECK_HTYPE(unsigned short)
 725 FPTOOLS_CHECK_HTYPE(int)
 726 FPTOOLS_CHECK_HTYPE(unsigned int)
 727 FPTOOLS_CHECK_HTYPE(long)
 728 FPTOOLS_CHECK_HTYPE(unsigned long)
 729 if test "$fptools_cv_have_long_long" = yes; then
 730 FPTOOLS_CHECK_HTYPE(long long)
 731 FPTOOLS_CHECK_HTYPE(unsigned long long)
 732 fi
 733 FPTOOLS_CHECK_HTYPE(float)
 734 FPTOOLS_CHECK_HTYPE(double)
 735 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
 736 FPTOOLS_CHECK_HTYPE(size_t)
 737 FPTOOLS_CHECK_HTYPE(wchar_t)
 738 dnl Int32 is a HACK for non-ISO C compilers
 739 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
 740 FPTOOLS_CHECK_HTYPE(clock_t)
 741 FPTOOLS_CHECK_HTYPE(time_t)
 742
 743 dnl ** Map OpenGL data types to Haskell types
 744 if test $GhcLibsWithHOpenGL = YES ; then
 745 FPTOOLS_CHECK_HTYPE(GLboolean)
 746 FPTOOLS_CHECK_HTYPE(GLbyte)
 747 FPTOOLS_CHECK_HTYPE(GLubyte)
 748 FPTOOLS_CHECK_HTYPE(GLshort)
 749 FPTOOLS_CHECK_HTYPE(GLushort)
 750 FPTOOLS_CHECK_HTYPE(GLint)
 751 FPTOOLS_CHECK_HTYPE(GLuint)
 752 FPTOOLS_CHECK_HTYPE(GLsizei)
 753 FPTOOLS_CHECK_HTYPE(GLenum)
 754 FPTOOLS_CHECK_HTYPE(GLbitfield)
 755 FPTOOLS_CHECK_HTYPE(GLfloat)
 756 FPTOOLS_CHECK_HTYPE(GLclampf)
 757 FPTOOLS_CHECK_HTYPE(GLdouble)
 758 FPTOOLS_CHECK_HTYPE(GLclampd)
 759 fi
 760
 761 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
 762
 763 dnl ** can we open files in binary mode?
 764 FPTOOLS_O_BINARY
 765
 766 dnl ** check for GetModuleFileName and WinExec (windows only)
 767 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName)       dnl Windows
 768 dnl Doesn't work because the linker can't see the functions if
 769 dnl you omit the #include <windows.h>.  (I've no idea why not...)
 770
 771 FPTOOLS_TRY_LINK_NOWARN(,[
 772 #if HAVE_WINDOWS_H
 773 #include <windows.h>
 774 #endif
 775 main() {
 776   WinExec("",0);
 777   exit(0);
 778 }
 779 ],
 780 [have_winexec=1],
 781 [have_winexec=0])
 782 if test "$have_winexec" = "1"; then
 783 AC_DEFINE(HAVE_WINEXEC)
 784 fi
 785
 786 FPTOOLS_TRY_LINK_NOWARN(,[
 787 #if HAVE_WINDOWS_H
 788 #include <windows.h>
 789 #endif
 790 main() {
 791   char* dir;
 792   GetModuleFileName((HMODULE)0,dir,0);
 793   exit(0);
 794 }
 795 ],
 796 [have_getmodulefilename=1],
 797 [have_getmodulefilename=0])
 798 if test "$have_getmodulefilename" = "1"; then
 799 AC_DEFINE(HAVE_GETMODULEFILENAME)
 800 fi
 801
 802 dnl ** check return type of signal handlers
 803 dnl Foo: assumes we can use prototypes.
 804 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 805 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
 806 dnl [AC_TRY_COMPILE([#include <sys/types.h>
 807 dnl #include <signal.h>
 808 dnl #ifdef signal
 809 dnl #undef signal
 810 dnl #endif
 811 dnl void (*signal (int, void (*)(int)))(int);
 812 dnl ],
 813 dnl [int i;],
 814 dnl ac_cv_type_signal_handler=void_int,
 815 dnl ac_cv_type_signal_handler=int_void)])
 816 dnl if test "$ac_cv_type_signal_handler" = void_int; then
 817 dnl AC_DEFINE(VOID_INT_SIGNALS)
 818 dnl fi
 819
 820 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 821 AC_TYPE_SIGNAL
 822 if test "$ac_cv_type_signal" = void; then
 823 AC_DEFINE(VOID_INT_SIGNALS)
 824 fi
 825
 826 dnl ** check for more functions
 827 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
 828 AC_CHECK_FUNCS(strcmp)
 829 AC_CHECK_FUNCS(realpath _fullpath)
 830 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
 831 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
 832 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
 833 AC_CHECK_FUNCS(snprintf  _snprintf )
 834 AC_CHECK_FUNCS(popen     _popen )
 835 AC_CHECK_FUNCS(pclose    _pclose )
 836
 837
 838 dnl ** check for specific library functions that we are interested in
 839 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat symlink sysconf timelocal times vadvise vfork)
 840
 841 dnl ** check whether this machine has gmp3 installed
 842 AC_CHECK_LIB(gmp,  __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
 843   AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr,  HaveLibGmp=YES; LibGmp=gmp3,
 844     HaveLibGmp=No; LibGmp=not-installed))
 845 AC_SUBST(HaveLibGmp)
 846 AC_SUBST(LibGmp)
 847
 848 dnl ** check whether this machine has GNU regex in libc.
 849 FPTOOLS_REGEX_IN_LIBC
 850
 851 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
 852 dnl    the order of these tests matters: bfd needs liberty
 853 AC_CHECK_LIB(iberty, xmalloc)
 854 AC_CHECK_LIB(bfd,    bfd_init)
 855
 856 dnl ** check for readline, for Hugs and hslibs' Readline
 857 dnl ncurses supersedes termcap and curses, but for compatibility,
 858 dnl we have to check for all...
 859 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
 860   AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
 861     AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
 862       HaveLibTermcap=NO; LibTermcap=not-installed)))
 863
 864 if test $HaveLibTermcap = YES ; then
 865   LIBS="-l$LibTermcap $LIBS"
 866   AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
 867 fi
 868
 869 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
 870   AC_DEFINE(HAVE_READLINE_LIBS,1)
 871   LibsReadline="readline $LibTermcap"
 872 else
 873   AC_DEFINE(HAVE_READLINE_LIBS,0)
 874   LibsReadline=
 875 fi
 876 AC_SUBST(LibsReadline)
 877
 878 if test "$HaveLibReadline"; then
 879   AC_CHECK_LIB(readline, rl_erase_empty_line,
 880     [AC_DEFINE(HAVE_READLINE_4, 1)],
 881     [AC_DEFINE(HAVE_READLINE_4, 0)])
 882   AC_CHECK_LIB(readline, rl_free_undo_list,
 883     [AC_DEFINE(HAVE_READLINE_4_2, 1)],
 884     [AC_DEFINE(HAVE_READLINE_4_2, 0)])
 885 else
 886   AC_DEFINE(HAVE_READLINE_4, 0)
 887   AC_DEFINE(HAVE_READLINE_4_2, 0)
 888 fi
 889
 890 dnl ** check for math library
 891 FPTOOLS_CHECK_LIBM()
 892 AC_SUBST(LIBM)
 893
 894 case $HostOS_CPP in
 895 cygwin32) ;;
 896 mingw32)  ;;
 897 *) AC_PATH_XTRA() ;;
 898 esac
 899
 900 dnl ################################################################
 901 dnl Check for libraries
 902 dnl ################################################################
 903
 904 AC_CHECK_LIB(dl, dlopen,
 905         [HaveLibDL=YES
 906          AC_DEFINE(HAVE_LIBDL)
 907          LIBS="$LIBS -ldl"],
 908         [HaveLibDL=NO])
 909 AC_CHECK_FUNCS(dlopen)
 910 AC_SUBST(HaveLibDL)
 911
 912 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
 913
 914 dnl --------------------------------------------------
 915 dnl * test for GTK+
 916 dnl --------------------------------------------------
 917
 918 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
 919 if test "$GTK_CONFIG" != ""; then
 920    AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
 921         fptools_cv_gtk_version=`$GTK_CONFIG --version`
 922     ])
 923     GTK_VERSION=$fptools_cv_gtk_version
 924 else
 925     GTK_VERSION=
 926 fi
 927
 928 case $fptools_cv_gtk_version in
 929   1.[[23]].*) ;;
 930   *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
 931      GTK_CONFIG=
 932      ;;
 933 esac
 934
 935 AC_SUBST(GTK_CONFIG)
 936 AC_SUBST(GTK_VERSION)
 937
 938 dnl --------------------------------------------------
 939 dnl * Miscellaneous feature tests
 940 dnl --------------------------------------------------
 941
 942 dnl ** can we get alloca?
 943 AC_FUNC_ALLOCA
 944
 945 dnl ** determine whether or not const works
 946 AC_C_CONST
 947
 948 dnl ** determine whether ANSI-function prototypes work?
 949 AC_C_PROTOTYPES
 950
 951 dnl ** are we big endian?
 952 AC_C_BIGENDIAN
 953 # Allay users' general fear of warnings of any kind.
 954 errprint((fptools configure script wizard sez: "don't worry, the above warning is harmless (to us.)")
 955 )
 956
 957 dnl ** check for leading underscores in symbol names
 958 FPTOOLS_UNDERSCORE
 959
 960 dnl ** how is the end of text section signalled?
 961 FPTOOLS_END_TEXT_SECTION
 962
 963 dnl ** how is the end of data section signalled?
 964 FPTOOLS_END_DATA_SECTION
 965
 966 dnl ** code before data?
 967 FPTOOLS_CODE_BEFORE_DATA
 968
 969
 970 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )