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 "$PerlCmd"; then
 502       echo "You must install perl before you can continue"
 503       echo "Perhaps it is already installed, but not in your PATH?"
 504       exit 1
 505    else
 506    FPTOOLS_CHECK_PERL_VERSION
 507    fi
 508    ;;
 509 esac
 510
 511 dnl ** does #! path/to/perl work? (sometimes it's too long...)
 512 FPTOOLS_SHEBANG_PERL
 513
 514 dnl ** look for GCC and find out which version
 515 dnl     Figure out which C compiler to use.  Gcc is preferred.
 516 dnl     If gcc, make sure it's at least 2.1
 517 dnl
 518 AC_PROG_CC
 519 FPTOOLS_HAVE_GCC
 520
 521 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
 522 AC_PROG_CPP
 523
 524 dnl ** does the C compiler support the following options?
 525 FPTOOLS_CC_FLAG(-mwin32,CC_SUPPORTS_MWIN32)
 526 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
 527
 528 EXTRA_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $CC_SUPPORTS_MWIN32"
 529 SRC_CC_OPTS="-O $EXTRA_CC_OPTS"
 530 CPPFLAGS="$EXTRA_CC_OPTS $CPPFLAGS"
 531 AC_SUBST(SRC_CC_OPTS)
 532
 533 dnl ** figure out how to do context diffs
 534 FPTOOLS_PROG_DIFF
 535
 536 dnl ** Find find command (for Win32's benefit)
 537 AC_PATH_PROG(FindCmd, find)
 538
 539 dnl ** look for a decent parser generator (bison preferred)
 540 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
 541 dnl  on the suitability of the 'yacc' returned.)
 542 FPTOOLS_PROG_YACCY
 543
 544 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
 545 dnl    AC_PROG_LEX, since it doesn't actually check whether 'lex'
 546 dnl    exists if 'flex' doesn't.
 547 AC_PROG_LEX_STRICT
 548
 549 dnl ** figure out how to do a BSD-ish install
 550 AC_PROG_INSTALL
 551
 552 dnl If you can run configure, you certainly have /bin/sh
 553 AC_DEFINE(HAVE_BIN_SH)
 554
 555 dnl ** how to invoke `ar' and `ranlib'
 556 FPTOOLS_PROG_AR_AND_RANLIB
 557
 558
 559 dnl ** Check to see whether ln -s works
 560 AC_PROG_LN_S
 561
 562
 563 dnl ** Find the path to sed
 564 AC_PATH_PROG(SedCmd,sed)
 565
 566
 567 dnl ** check for time command
 568 AC_PATH_PROG(TimeCmd,time)
 569
 570
 571 dnl ** check for tar
 572 dnl   if GNU tar is named gtar, look for it first.
 573 AC_PATH_PROGS(TarCmd,gtar tar,tar)
 574
 575 dnl ** check for gzip/compress
 576 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
 577
 578 dnl ** check for jade/openjade & determine a working catalog
 579 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
 580 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
 581                         /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl $hardtop/glafp-utils/docbook/CATALOG*)
 582 if test -z "$Catalog"; then
 583   AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
 584 fi
 585 AC_SUBST(Catalog)
 586
 587 compress_nm=`basename $CompressCmd`
 588 if test x"$compress_nm" = xgzip; then
 589   CompressCmd="$CompressCmd -d"
 590   CompressSuffix="gz"
 591 else
 592   CompressSuffix="Z"
 593 fi
 594 AC_SUBST(CompressCmd)
 595 AC_SUBST(CompressSuffix)
 596
 597 dnl ** check for installed happy binary + version
 598 dnl    (don't do it if we're booting from .hc files though.)
 599 if test "$BootingFromHc" = "NO"; then
 600 FPTOOLS_HAPPY
 601 fi;
 602
 603 dnl --------------------------------------------------
 604 dnl ### program checking section ends here ###
 605 dnl --------------------------------------------------
 606
 607 dnl --------------------------------------------------
 608 dnl * Platform header file and syscall feature tests
 609 dnl ### checking the state of the local header files and syscalls ###
 610
 611 dnl ** check for full ANSI header (.h) files
 612 AC_HEADER_STDC
 613
 614 dnl ** check for specific header (.h) files that we are interested in
 615 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)
 616
 617 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
 618 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
 619
 620 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
 621   HaveReadlineHeaders=YES
 622   AC_DEFINE(HAVE_READLINE_HEADERS,1)
 623 else
 624   HaveReadlineHeaders=NO
 625   AC_DEFINE(HAVE_READLINE_HEADERS,0)
 626 fi
 627 AC_SUBST(HaveReadlineHeaders)
 628
 629 dnl ** check for DOS include files
 630 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
 631
 632 dnl ** check for Windows include files
 633 AC_CHECK_HEADERS(windows.h)
 634
 635 dnl ** check for OpenGL include files
 636 AC_CHECK_HEADERS(GL/gl.h)
 637
 638 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
 639 AC_HEADER_TIME
 640
 641 dnl dynamic loading include files
 642 AC_CHECK_HEADERS(dlfcn.h dl.h)
 643
 644 dnl ** check for farcalloc (in bcc)
 645 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
 646
 647 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
 648 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
 649
 650 dnl ** how do we get a timezone name, and UTC offset ?
 651 AC_STRUCT_TIMEZONE
 652
 653 dnl ** what's the type of timezone?
 654 FPTOOLS_HAVE_TIMEZONE
 655 FPTOOLS_TYPE_TIMEZONE
 656
 657 dnl ** do we have altzone?
 658 FPTOOLS_ALTZONE
 659
 660 dnl ** does struct stat contain st_blksize?
 661 AC_STRUCT_ST_BLKSIZE
 662
 663 dnl ** do we have long longs?
 664 FPTOOLS_C_LONG_LONG
 665
 666 dnl ** what are the sizes of various types
 667 dnl    (these must come before GHC_CHECK_ALIGNMENT)
 668 AC_CHECK_SIZEOF(char,               1)
 669 AC_CHECK_SIZEOF(double,             8)
 670 AC_CHECK_SIZEOF(float,              4)
 671 AC_CHECK_SIZEOF(int,                4)
 672 AC_CHECK_SIZEOF(long,               4)
 673 if test "$fptools_cv_have_long_long" = yes; then
 674 AC_CHECK_SIZEOF(long long,          8)
 675 fi
 676 AC_CHECK_SIZEOF(short,              2)
 677 AC_CHECK_SIZEOF(unsigned char,      1)
 678 AC_CHECK_SIZEOF(unsigned int,       4)
 679 AC_CHECK_SIZEOF(unsigned long,      4)
 680 if test "$fptools_cv_have_long_long" = yes; then
 681 AC_CHECK_SIZEOF(unsigned long long, 8)
 682 fi
 683 AC_CHECK_SIZEOF(unsigned short,     2)
 684 AC_CHECK_SIZEOF(void *,             4)
 685
 686 dnl ** what are alignment constraints on various types
 687 FPTOOLS_CHECK_ALIGNMENT(char)
 688 FPTOOLS_CHECK_ALIGNMENT(double)
 689 FPTOOLS_CHECK_ALIGNMENT(float)
 690 FPTOOLS_CHECK_ALIGNMENT(int)
 691 FPTOOLS_CHECK_ALIGNMENT(long)
 692 if test "$fptools_cv_have_long_long" = yes; then
 693 FPTOOLS_CHECK_ALIGNMENT(long long)
 694 fi
 695 FPTOOLS_CHECK_ALIGNMENT(short)
 696 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
 697 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
 698 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
 699 if test "$fptools_cv_have_long_long" = yes; then
 700 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
 701 fi
 702 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
 703 FPTOOLS_CHECK_ALIGNMENT(void *)
 704
 705 dnl ** map standard C types and ISO types to Haskell types
 706 FPTOOLS_CHECK_HTYPE(char)
 707 FPTOOLS_CHECK_HTYPE(signed char)
 708 FPTOOLS_CHECK_HTYPE(unsigned char)
 709 FPTOOLS_CHECK_HTYPE(short)
 710 FPTOOLS_CHECK_HTYPE(unsigned short)
 711 FPTOOLS_CHECK_HTYPE(int)
 712 FPTOOLS_CHECK_HTYPE(unsigned int)
 713 FPTOOLS_CHECK_HTYPE(long)
 714 FPTOOLS_CHECK_HTYPE(unsigned long)
 715 if test "$fptools_cv_have_long_long" = yes; then
 716 FPTOOLS_CHECK_HTYPE(long long)
 717 FPTOOLS_CHECK_HTYPE(unsigned long long)
 718 fi
 719 FPTOOLS_CHECK_HTYPE(float)
 720 FPTOOLS_CHECK_HTYPE(double)
 721 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
 722 FPTOOLS_CHECK_HTYPE(size_t)
 723 FPTOOLS_CHECK_HTYPE(wchar_t)
 724 dnl Int32 is a HACK for non-ISO C compilers
 725 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
 726 FPTOOLS_CHECK_HTYPE(clock_t)
 727 FPTOOLS_CHECK_HTYPE(time_t)
 728
 729 dnl ** Map OpenGL data types to Haskell types
 730 if test $GhcLibsWithHOpenGL = YES ; then
 731 FPTOOLS_CHECK_HTYPE(GLboolean)
 732 FPTOOLS_CHECK_HTYPE(GLbyte)
 733 FPTOOLS_CHECK_HTYPE(GLubyte)
 734 FPTOOLS_CHECK_HTYPE(GLshort)
 735 FPTOOLS_CHECK_HTYPE(GLushort)
 736 FPTOOLS_CHECK_HTYPE(GLint)
 737 FPTOOLS_CHECK_HTYPE(GLuint)
 738 FPTOOLS_CHECK_HTYPE(GLsizei)
 739 FPTOOLS_CHECK_HTYPE(GLenum)
 740 FPTOOLS_CHECK_HTYPE(GLbitfield)
 741 FPTOOLS_CHECK_HTYPE(GLfloat)
 742 FPTOOLS_CHECK_HTYPE(GLclampf)
 743 FPTOOLS_CHECK_HTYPE(GLdouble)
 744 FPTOOLS_CHECK_HTYPE(GLclampd)
 745 fi
 746
 747 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
 748
 749 dnl ** can we open files in binary mode?
 750 FPTOOLS_O_BINARY
 751
 752 dnl ** check for GetModuleFileName and WinExec (windows only)
 753 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName)       dnl Windows
 754 dnl Doesn't work because the linker can't see the functions if
 755 dnl you omit the #include <windows.h>.  (I've no idea why not...)
 756
 757 FPTOOLS_TRY_LINK_NOWARN(,[
 758 #if HAVE_WINDOWS_H
 759 #include <windows.h>
 760 #endif
 761 main() {
 762   WinExec("",0);
 763   exit(0);
 764 }
 765 ],
 766 [have_winexec=1],
 767 [have_winexec=0])
 768 if test "$have_winexec" = "1"; then
 769 AC_DEFINE(HAVE_WINEXEC)
 770 fi
 771
 772 FPTOOLS_TRY_LINK_NOWARN(,[
 773 #if HAVE_WINDOWS_H
 774 #include <windows.h>
 775 #endif
 776 main() {
 777   char* dir;
 778   GetModuleFileName((HMODULE)0,dir,0);
 779   exit(0);
 780 }
 781 ],
 782 [have_getmodulefilename=1],
 783 [have_getmodulefilename=0])
 784 if test "$have_getmodulefilename" = "1"; then
 785 AC_DEFINE(HAVE_GETMODULEFILENAME)
 786 fi
 787
 788 dnl ** check return type of signal handlers
 789 dnl Foo: assumes we can use prototypes.
 790 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 791 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
 792 dnl [AC_TRY_COMPILE([#include <sys/types.h>
 793 dnl #include <signal.h>
 794 dnl #ifdef signal
 795 dnl #undef signal
 796 dnl #endif
 797 dnl void (*signal (int, void (*)(int)))(int);
 798 dnl ],
 799 dnl [int i;],
 800 dnl ac_cv_type_signal_handler=void_int,
 801 dnl ac_cv_type_signal_handler=int_void)])
 802 dnl if test "$ac_cv_type_signal_handler" = void_int; then
 803 dnl AC_DEFINE(VOID_INT_SIGNALS)
 804 dnl fi
 805
 806 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 807 AC_TYPE_SIGNAL
 808 if test "$ac_cv_type_signal" = void; then
 809 AC_DEFINE(VOID_INT_SIGNALS)
 810 fi
 811
 812 dnl ** check for more functions
 813 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
 814 AC_CHECK_FUNCS(strcmp)
 815 AC_CHECK_FUNCS(realpath _fullpath)
 816 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
 817 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
 818 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
 819 AC_CHECK_FUNCS(snprintf  _snprintf )
 820 AC_CHECK_FUNCS(popen     _popen )
 821 AC_CHECK_FUNCS(pclose    _pclose )
 822
 823
 824 dnl ** check for specific library functions that we are interested in
 825 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat symlink sysconf timelocal times vadvise vfork)
 826
 827 dnl ** check whether this machine has gmp3 installed
 828 AC_CHECK_LIB(gmp,  __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
 829   AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr,  HaveLibGmp=YES; LibGmp=gmp3,
 830     HaveLibGmp=No; LibGmp=not-installed))
 831 AC_SUBST(HaveLibGmp)
 832 AC_SUBST(LibGmp)
 833
 834 dnl ** check whether this machine has GNU regex in libc.
 835 FPTOOLS_REGEX_IN_LIBC
 836
 837 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
 838 dnl    the order of these tests matters: bfd needs liberty
 839 AC_CHECK_LIB(iberty, xmalloc)
 840 AC_CHECK_LIB(bfd,    bfd_init)
 841
 842 dnl ** check for readline, for Hugs and hslibs' Readline
 843 dnl ncurses supersedes termcap and curses, but for compatibility,
 844 dnl we have to check for all...
 845 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
 846   AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
 847     AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
 848       HaveLibTermcap=NO; LibTermcap=not-installed)))
 849
 850 if test $HaveLibTermcap = YES ; then
 851   LIBS="-l$LibTermcap $LIBS"
 852   AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
 853 fi
 854
 855 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
 856   AC_DEFINE(HAVE_READLINE_LIBS,1)
 857   LibsReadline="readline $LibTermcap"
 858 else
 859   AC_DEFINE(HAVE_READLINE_LIBS,0)
 860   LibsReadline=
 861 fi
 862 AC_SUBST(LibsReadline)
 863
 864 if test "$HaveLibReadline"; then
 865   AC_CHECK_LIB(readline, rl_erase_empty_line,
 866     [AC_DEFINE(HAVE_READLINE_4, 1)],
 867     [AC_DEFINE(HAVE_READLINE_4, 0)])
 868   AC_CHECK_LIB(readline, rl_free_undo_list,
 869     [AC_DEFINE(HAVE_READLINE_4_2, 1)],
 870     [AC_DEFINE(HAVE_READLINE_4_2, 0)])
 871 else
 872   AC_DEFINE(HAVE_READLINE_4, 0)
 873   AC_DEFINE(HAVE_READLINE_4_2, 0)
 874 fi
 875
 876 dnl ** check for math library
 877 FPTOOLS_CHECK_LIBM()
 878 AC_SUBST(LIBM)
 879
 880 case $HostOS_CPP in
 881 cygwin32) ;;
 882 mingw32)  ;;
 883 *) AC_PATH_XTRA() ;;
 884 esac
 885
 886 dnl ################################################################
 887 dnl Check for libraries
 888 dnl ################################################################
 889
 890 AC_CHECK_LIB(dl, dlopen,
 891         [HaveLibDL=YES
 892          AC_DEFINE(HAVE_LIBDL)
 893          LIBS="$LIBS -ldl"],
 894         [HaveLibDL=NO])
 895 AC_CHECK_FUNCS(dlopen)
 896 AC_SUBST(HaveLibDL)
 897
 898 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
 899
 900 dnl --------------------------------------------------
 901 dnl * test for GTK+
 902 dnl --------------------------------------------------
 903
 904 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
 905 if test "$GTK_CONFIG" != ""; then
 906    AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
 907         fptools_cv_gtk_version=`$GTK_CONFIG --version`
 908     ])
 909     GTK_VERSION=$fptools_cv_gtk_version
 910 else
 911     GTK_VERSION=
 912 fi
 913
 914 case $fptools_cv_gtk_version in
 915   1.[[23]].*) ;;
 916   *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
 917      GTK_CONFIG=
 918      ;;
 919 esac
 920
 921 AC_SUBST(GTK_CONFIG)
 922 AC_SUBST(GTK_VERSION)
 923
 924 dnl --------------------------------------------------
 925 dnl * Miscellaneous feature tests
 926 dnl --------------------------------------------------
 927
 928 dnl ** can we get alloca?
 929 AC_FUNC_ALLOCA
 930
 931 dnl ** determine whether or not const works
 932 AC_C_CONST
 933
 934 dnl ** determine whether ANSI-function prototypes work?
 935 AC_C_PROTOTYPES
 936
 937 dnl ** are we big endian?
 938 AC_C_BIGENDIAN
 939 # Allay users' general fear of warnings of any kind.
 940 errprint((fptools configure script wizard sez: "don't worry, the above warning is harmless (to us.)")
 941 )
 942
 943 dnl ** check for leading underscores in symbol names
 944 FPTOOLS_UNDERSCORE
 945
 946 dnl ** how is the end of text section signalled?
 947 FPTOOLS_END_TEXT_SECTION
 948
 949 dnl ** how is the end of data section signalled?
 950 FPTOOLS_END_DATA_SECTION
 951
 952 dnl ** code before data?
 953 FPTOOLS_CODE_BEFORE_DATA
 954
 955
 956 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )