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
 515 dnl ** look for GCC and find out which version
 516 dnl     Figure out which C compiler to use.  Gcc is preferred.
 517 dnl     If gcc, make sure it's at least 2.1
 518 dnl
 519 AC_PROG_CC
 520 FPTOOLS_HAVE_GCC
 521
 522 dnl ** does the C compiler support option -mwin32 ?
 523 FPTOOLS_CC_MWIN32
 524
 525 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
 526 AC_PROG_CPP
 527
 528 case $HostOS_CPP in
 529 cygwin32|mingw32)
 530    STD_CC_OPTS="-mno-cygwin $CC_MWIN32_FLAG"
 531    CPP="$CPP $STD_CC_OPTS"
 532    CFLAGS="$STD_CC_OPTS $CFLAGS"
 533    CPPFLAGS="$STD_CC_OPTS $CPPFLAGS"
 534    ;;
 535 *)
 536    STD_CC_OPTS=""
 537    ;;
 538 esac
 539 SRC_CC_OPTS="-O $STD_CC_OPTS"
 540 AC_SUBST(SRC_CC_OPTS)
 541
 542
 543 dnl ** figure out how to do context diffs
 544 FPTOOLS_PROG_DIFF
 545
 546 dnl ** Find find command (for Win32's benefit)
 547 AC_PATH_PROG(FindCmd, find)
 548
 549 dnl ** look for a decent parser generator (bison preferred)
 550 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
 551 dnl  on the suitability of the 'yacc' returned.)
 552 FPTOOLS_PROG_YACCY
 553
 554 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
 555 dnl    AC_PROG_LEX, since it doesn't actually check whether 'lex'
 556 dnl    exists if 'flex' doesn't.
 557 AC_PROG_LEX_STRICT
 558
 559 dnl ** figure out how to do a BSD-ish install
 560 AC_PROG_INSTALL
 561
 562 dnl If you can run configure, you certainly have /bin/sh
 563 AC_DEFINE(HAVE_BIN_SH)
 564
 565 dnl ** how to invoke `ar' and `ranlib'
 566 FPTOOLS_PROG_AR_AND_RANLIB
 567
 568
 569 dnl ** Check to see whether ln -s works
 570 AC_PROG_LN_S
 571
 572
 573 dnl ** Find the path to sed
 574 AC_PATH_PROG(SedCmd,sed)
 575
 576
 577 dnl ** check for time command
 578 AC_PATH_PROG(TimeCmd,time)
 579
 580
 581 dnl ** check for tar
 582 dnl   if GNU tar is named gtar, look for it first.
 583 AC_PATH_PROGS(TarCmd,gtar tar,tar)
 584
 585 dnl ** check for gzip/compress
 586 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
 587
 588 dnl ** check for jade/openjade & determine a working catalog
 589 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
 590 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
 591                         /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl $hardtop/glafp-utils/docbook/CATALOG*)
 592 if test -z "$Catalog"; then
 593   AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
 594 fi
 595 AC_SUBST(Catalog)
 596
 597 compress_nm=`basename $CompressCmd`
 598 if test x"$compress_nm" = xgzip; then
 599   CompressCmd="$CompressCmd -d"
 600   CompressSuffix="gz"
 601 else
 602   CompressSuffix="Z"
 603 fi
 604 AC_SUBST(CompressCmd)
 605 AC_SUBST(CompressSuffix)
 606
 607 dnl ** check for installed happy binary + version
 608 dnl    (don't do it if we're booting from .hc files though.)
 609 if test "$BootingFromHc" = "NO"; then
 610 FPTOOLS_HAPPY
 611 fi;
 612
 613 dnl --------------------------------------------------
 614 dnl ### program checking section ends here ###
 615 dnl --------------------------------------------------
 616
 617 dnl --------------------------------------------------
 618 dnl * Platform header file and syscall feature tests
 619 dnl ### checking the state of the local header files and syscalls ###
 620
 621 dnl ** check for full ANSI header (.h) files
 622 AC_HEADER_STDC
 623
 624 dnl ** check for specific header (.h) files that we are interested in
 625 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)
 626
 627 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
 628 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
 629
 630 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
 631   HaveReadlineHeaders=YES
 632   AC_DEFINE(HAVE_READLINE_HEADERS,1)
 633 else
 634   HaveReadlineHeaders=NO
 635   AC_DEFINE(HAVE_READLINE_HEADERS,0)
 636 fi
 637 AC_SUBST(HaveReadlineHeaders)
 638
 639 dnl ** check for DOS include files
 640 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
 641
 642 dnl ** check for Windows include files
 643 AC_CHECK_HEADERS(windows.h)
 644
 645 dnl ** check for OpenGL include files
 646 AC_CHECK_HEADERS(GL/gl.h)
 647
 648 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
 649 AC_HEADER_TIME
 650
 651 dnl dynamic loading include files
 652 AC_CHECK_HEADERS(dlfcn.h dl.h)
 653
 654 dnl ** check for farcalloc (in bcc)
 655 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
 656
 657 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
 658 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
 659
 660 dnl ** how do we get a timezone name, and UTC offset ?
 661 AC_STRUCT_TIMEZONE
 662
 663 dnl ** what's the type of timezone?
 664 FPTOOLS_HAVE_TIMEZONE
 665 FPTOOLS_TYPE_TIMEZONE
 666
 667 dnl ** do we have altzone?
 668 FPTOOLS_ALTZONE
 669
 670 dnl ** does struct stat contain st_blksize?
 671 AC_STRUCT_ST_BLKSIZE
 672
 673 dnl ** do we have long longs?
 674 FPTOOLS_C_LONG_LONG
 675
 676 dnl ** what are the sizes of various types
 677 dnl    (these must come before GHC_CHECK_ALIGNMENT)
 678 AC_CHECK_SIZEOF(char,               1)
 679 AC_CHECK_SIZEOF(double,             8)
 680 AC_CHECK_SIZEOF(float,              4)
 681 AC_CHECK_SIZEOF(int,                4)
 682 AC_CHECK_SIZEOF(long,               4)
 683 if test "$fptools_cv_have_long_long" = yes; then
 684 AC_CHECK_SIZEOF(long long,          8)
 685 fi
 686 AC_CHECK_SIZEOF(short,              2)
 687 AC_CHECK_SIZEOF(unsigned char,      1)
 688 AC_CHECK_SIZEOF(unsigned int,       4)
 689 AC_CHECK_SIZEOF(unsigned long,      4)
 690 if test "$fptools_cv_have_long_long" = yes; then
 691 AC_CHECK_SIZEOF(unsigned long long, 8)
 692 fi
 693 AC_CHECK_SIZEOF(unsigned short,     2)
 694 AC_CHECK_SIZEOF(void *,             4)
 695
 696 dnl ** what are alignment constraints on various types
 697 FPTOOLS_CHECK_ALIGNMENT(char)
 698 FPTOOLS_CHECK_ALIGNMENT(double)
 699 FPTOOLS_CHECK_ALIGNMENT(float)
 700 FPTOOLS_CHECK_ALIGNMENT(int)
 701 FPTOOLS_CHECK_ALIGNMENT(long)
 702 if test "$fptools_cv_have_long_long" = yes; then
 703 FPTOOLS_CHECK_ALIGNMENT(long long)
 704 fi
 705 FPTOOLS_CHECK_ALIGNMENT(short)
 706 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
 707 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
 708 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
 709 if test "$fptools_cv_have_long_long" = yes; then
 710 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
 711 fi
 712 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
 713 FPTOOLS_CHECK_ALIGNMENT(void *)
 714
 715 dnl ** map standard C types and ISO types to Haskell types
 716 FPTOOLS_CHECK_HTYPE(char)
 717 FPTOOLS_CHECK_HTYPE(signed char)
 718 FPTOOLS_CHECK_HTYPE(unsigned char)
 719 FPTOOLS_CHECK_HTYPE(short)
 720 FPTOOLS_CHECK_HTYPE(unsigned short)
 721 FPTOOLS_CHECK_HTYPE(int)
 722 FPTOOLS_CHECK_HTYPE(unsigned int)
 723 FPTOOLS_CHECK_HTYPE(long)
 724 FPTOOLS_CHECK_HTYPE(unsigned long)
 725 if test "$fptools_cv_have_long_long" = yes; then
 726 FPTOOLS_CHECK_HTYPE(long long)
 727 FPTOOLS_CHECK_HTYPE(unsigned long long)
 728 fi
 729 FPTOOLS_CHECK_HTYPE(float)
 730 FPTOOLS_CHECK_HTYPE(double)
 731 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
 732 FPTOOLS_CHECK_HTYPE(size_t)
 733 FPTOOLS_CHECK_HTYPE(wchar_t)
 734 dnl Int32 is a HACK for non-ISO C compilers
 735 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
 736 FPTOOLS_CHECK_HTYPE(clock_t)
 737 FPTOOLS_CHECK_HTYPE(time_t)
 738
 739 dnl ** Map OpenGL data types to Haskell types
 740 if test $GhcLibsWithHOpenGL = YES ; then
 741 FPTOOLS_CHECK_HTYPE(GLboolean)
 742 FPTOOLS_CHECK_HTYPE(GLbyte)
 743 FPTOOLS_CHECK_HTYPE(GLubyte)
 744 FPTOOLS_CHECK_HTYPE(GLshort)
 745 FPTOOLS_CHECK_HTYPE(GLushort)
 746 FPTOOLS_CHECK_HTYPE(GLint)
 747 FPTOOLS_CHECK_HTYPE(GLuint)
 748 FPTOOLS_CHECK_HTYPE(GLsizei)
 749 FPTOOLS_CHECK_HTYPE(GLenum)
 750 FPTOOLS_CHECK_HTYPE(GLbitfield)
 751 FPTOOLS_CHECK_HTYPE(GLfloat)
 752 FPTOOLS_CHECK_HTYPE(GLclampf)
 753 FPTOOLS_CHECK_HTYPE(GLdouble)
 754 FPTOOLS_CHECK_HTYPE(GLclampd)
 755 fi
 756
 757 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
 758
 759 dnl ** can we open files in binary mode?
 760 FPTOOLS_O_BINARY
 761
 762 dnl ** check for GetModuleFileName and WinExec (windows only)
 763 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName)       dnl Windows
 764 dnl Doesn't work because the linker can't see the functions if
 765 dnl you omit the #include <windows.h>.  (I've no idea why not...)
 766
 767 FPTOOLS_TRY_LINK_NOWARN(,[
 768 #if HAVE_WINDOWS_H
 769 #include <windows.h>
 770 #endif
 771 main() {
 772   WinExec("",0);
 773   exit(0);
 774 }
 775 ],
 776 [have_winexec=1],
 777 [have_winexec=0])
 778 if test "$have_winexec" = "1"; then
 779 AC_DEFINE(HAVE_WINEXEC)
 780 fi
 781
 782 FPTOOLS_TRY_LINK_NOWARN(,[
 783 #if HAVE_WINDOWS_H
 784 #include <windows.h>
 785 #endif
 786 main() {
 787   char* dir;
 788   GetModuleFileName((HMODULE)0,dir,0);
 789   exit(0);
 790 }
 791 ],
 792 [have_getmodulefilename=1],
 793 [have_getmodulefilename=0])
 794 if test "$have_getmodulefilename" = "1"; then
 795 AC_DEFINE(HAVE_GETMODULEFILENAME)
 796 fi
 797
 798 dnl ** check return type of signal handlers
 799 dnl Foo: assumes we can use prototypes.
 800 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 801 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
 802 dnl [AC_TRY_COMPILE([#include <sys/types.h>
 803 dnl #include <signal.h>
 804 dnl #ifdef signal
 805 dnl #undef signal
 806 dnl #endif
 807 dnl void (*signal (int, void (*)(int)))(int);
 808 dnl ],
 809 dnl [int i;],
 810 dnl ac_cv_type_signal_handler=void_int,
 811 dnl ac_cv_type_signal_handler=int_void)])
 812 dnl if test "$ac_cv_type_signal_handler" = void_int; then
 813 dnl AC_DEFINE(VOID_INT_SIGNALS)
 814 dnl fi
 815
 816 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 817 AC_TYPE_SIGNAL
 818 if test "$ac_cv_type_signal" = void; then
 819 AC_DEFINE(VOID_INT_SIGNALS)
 820 fi
 821
 822 dnl ** check for more functions
 823 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
 824 AC_CHECK_FUNCS(strcmp)
 825 AC_CHECK_FUNCS(realpath _fullpath)
 826 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
 827 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
 828 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
 829 AC_CHECK_FUNCS(snprintf  _snprintf )
 830 AC_CHECK_FUNCS(popen     _popen )
 831 AC_CHECK_FUNCS(pclose    _pclose )
 832
 833
 834 dnl ** check for specific library functions that we are interested in
 835 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat symlink sysconf timelocal times vadvise vfork)
 836
 837 dnl ** check whether this machine has gmp3 installed
 838 AC_CHECK_LIB(gmp,  __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
 839   AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr,  HaveLibGmp=YES; LibGmp=gmp3,
 840     HaveLibGmp=No; LibGmp=not-installed))
 841 AC_SUBST(HaveLibGmp)
 842 AC_SUBST(LibGmp)
 843
 844 dnl ** check whether this machine has GNU regex in libc.
 845 FPTOOLS_REGEX_IN_LIBC
 846
 847 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
 848 dnl    the order of these tests matters: bfd needs liberty
 849 AC_CHECK_LIB(iberty, xmalloc)
 850 AC_CHECK_LIB(bfd,    bfd_init)
 851
 852 dnl ** check for readline, for Hugs and hslibs' Readline
 853 dnl ncurses supersedes termcap and curses, but for compatibility,
 854 dnl we have to check for all...
 855 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
 856   AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
 857     AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
 858       HaveLibTermcap=NO; LibTermcap=not-installed)))
 859
 860 if test $HaveLibTermcap = YES ; then
 861   LIBS="-l$LibTermcap $LIBS"
 862   AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
 863 fi
 864
 865 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
 866   AC_DEFINE(HAVE_READLINE_LIBS,1)
 867   LibsReadline="readline $LibTermcap"
 868 else
 869   AC_DEFINE(HAVE_READLINE_LIBS,0)
 870   LibsReadline=
 871 fi
 872 AC_SUBST(LibsReadline)
 873
 874 if test "$HaveLibReadline"; then
 875   AC_CHECK_LIB(readline, rl_erase_empty_line,
 876     [AC_DEFINE(HAVE_READLINE_4, 1)],
 877     [AC_DEFINE(HAVE_READLINE_4, 0)])
 878   AC_CHECK_LIB(readline, rl_free_undo_list,
 879     [AC_DEFINE(HAVE_READLINE_4_2, 1)],
 880     [AC_DEFINE(HAVE_READLINE_4_2, 0)])
 881 else
 882   AC_DEFINE(HAVE_READLINE_4, 0)
 883   AC_DEFINE(HAVE_READLINE_4_2, 0)
 884 fi
 885
 886 dnl ** check for math library
 887 FPTOOLS_CHECK_LIBM()
 888 AC_SUBST(LIBM)
 889
 890 case $HostOS_CPP in
 891 cygwin32) ;;
 892 mingw32)  ;;
 893 *) AC_PATH_XTRA() ;;
 894 esac
 895
 896 dnl ################################################################
 897 dnl Check for libraries
 898 dnl ################################################################
 899
 900 AC_CHECK_LIB(dl, dlopen,
 901         [HaveLibDL=YES
 902          AC_DEFINE(HAVE_LIBDL)
 903          LIBS="$LIBS -ldl"],
 904         [HaveLibDL=NO])
 905 AC_CHECK_FUNCS(dlopen)
 906 AC_SUBST(HaveLibDL)
 907
 908 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
 909
 910 dnl --------------------------------------------------
 911 dnl * test for GTK+
 912 dnl --------------------------------------------------
 913
 914 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
 915 if test "$GTK_CONFIG" != ""; then
 916    AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
 917         fptools_cv_gtk_version=`$GTK_CONFIG --version`
 918     ])
 919     GTK_VERSION=$fptools_cv_gtk_version
 920 else
 921     GTK_VERSION=
 922 fi
 923
 924 case $fptools_cv_gtk_version in
 925   1.[[23]].*) ;;
 926   *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
 927      GTK_CONFIG=
 928      ;;
 929 esac
 930
 931 AC_SUBST(GTK_CONFIG)
 932 AC_SUBST(GTK_VERSION)
 933
 934 dnl --------------------------------------------------
 935 dnl * Miscellaneous feature tests
 936 dnl --------------------------------------------------
 937
 938 dnl ** can we get alloca?
 939 AC_FUNC_ALLOCA
 940
 941 dnl ** determine whether or not const works
 942 AC_C_CONST
 943
 944 dnl ** determine whether ANSI-function prototypes work?
 945 AC_C_PROTOTYPES
 946
 947 dnl ** are we big endian?
 948 AC_C_BIGENDIAN
 949 # Allay users' general fear of warnings of any kind.
 950 errprint((fptools configure script wizard sez: "don't worry, the above warning is harmless (to us.)")
 951 )
 952
 953 dnl ** check for leading underscores in symbol names
 954 FPTOOLS_UNDERSCORE
 955
 956 dnl ** how is the end of text section signalled?
 957 FPTOOLS_END_TEXT_SECTION
 958
 959 dnl ** how is the end of data section signalled?
 960 FPTOOLS_END_DATA_SECTION
 961
 962 dnl ** code before data?
 963 FPTOOLS_CODE_BEFORE_DATA
 964
 965
 966 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )