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="$withval"
 390  CC="$withval"],
 391 [WhatGccIsCalled="gcc"]
 392 )
 393 AC_SUBST(WhatGccIsCalled)
 394
 395 dnl ** Booting from .hc files?
 396 dnl --------------------------------------------------------------
 397 AC_ARG_ENABLE(hc-boot,
 398 [  --enable-hc-boot
 399         Boot the Glasgow Haskell Compiler from intermediate .hc files.
 400         (This option is mostly of interest to porters.)
 401 ],
 402 [BootingFromHc=YES],
 403 [BootingFromHc=NO]
 404 )
 405 AC_SUBST(BootingFromHc)
 406
 407
 408 dnl ** Enable the construction of Win32 DLLs?
 409 dnl --------------------------------------------------------------
 410 AC_ARG_ENABLE(win32-dlls,
 411 [  --enable-win32-dlls
 412         If on a Win32 platform running mingw32/cygwin, enable the
 413         construction of DLLs containing ghc-compiled code.
 414 ],
 415 [
 416 case $HostOS_CPP in
 417 cygwin32) ;;
 418 mingw32)  ;;
 419 *)    echo "Unrecognised win32 platform: $HostPlatform"
 420       exit 1
 421       ;;
 422 esac
 423 EnableWin32DLLs=YES
 424 ],
 425 [EnableWin32DLLs=NO]
 426 )
 427 AC_SUBST(EnableWin32DLLs)
 428 if test x"$EnableWin32DLLs" = "xYES" ; then
 429  AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
 430 fi
 431
 432 dnl ** Building a Win32-friendlier compiler?
 433 dnl --------------------------------------------------------------
 434 AC_ARG_ENABLE(minimal-unix-deps,
 435 [  --enable-minimal-unix-deps
 436         Build a compiler that minimizes dependencies on Unix-like tools
 437         under Win32, allowing the user to operate the compiler without
 438         having to install Cygwin toolchain (say). (You still need
 439         that toolchain to build GHC from sources though).
 440 ],
 441 [MinimalUnixDeps=YES],
 442 [MinimalUnixDeps=NO]
 443 )
 444 AC_SUBST(MinimalUnixDeps)
 445
 446 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
 447 dnl --------------------------------------------------------------
 448 AC_ARG_ENABLE(hopengl,
 449 [  --enable-hopengl
 450         Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
 451         (This option is only relevant when hslibs are built.)
 452 ],
 453 [GhcLibsWithHOpenGL=YES],
 454 [GhcLibsWithHOpenGL=NO]
 455 )
 456 AC_SUBST(GhcLibsWithHOpenGL)
 457
 458 dnl ** Use a specific version of the GLUT API
 459 dnl --------------------------------------------------------------
 460 AC_ARG_WITH(glut-api,
 461 [  --with-glut-api=<version>
 462         Use a specific version of the GLUT API when building HOpenGL.
 463 ])
 464 test -n "$with_glut_api"  && CPPFLAGS="$CPPFLAGS -DGLUT_API_VERSION=$with_glut_api"
 465
 466
 467 dnl ** Use a specific version of the GLUT API
 468 dnl --------------------------------------------------------------
 469 AC_ARG_WITH(glut-xlib,
 470 [  --with-glut-xlib=<version>
 471         Use a specific version of the GLUT Xlib implementation when building HOpenGL.
 472 ])
 473 test -n "$with_glut_xlib" && CPPFLAGS="$CPPFLAGS -DGLUT_XLIB_IMPLEMENTATION=$with_glut_xlib"
 474
 475
 476
 477
 478 dnl --------------------------------------------------------------
 479 dnl End of configure script option section
 480 dnl --------------------------------------------------------------
 481
 482
 483 dnl --------------------------------------------------------------
 484 dnl * General configuration checks
 485 dnl --------------------------------------------------------------
 486
 487 dnl ** does #! work?
 488 AC_SYS_INTERPRETER()
 489
 490 dnl ** look for `perl', but only in /bin on Windows
 491 case $HostOS_CPP in
 492 cygwin32|mingw32)
 493       AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
 494       if test -z "$PerlCmd"; then
 495          echo "You must install the version of Perl shipped with GHC"
 496          echo "(or a compatible one) in /bin."
 497          exit 1
 498       fi
 499    ;;
 500 *)
 501    AC_PATH_PROG(PerlCmd,perl)
 502    if test -z "$PerlCmd"; then
 503       echo "You must install perl before you can continue"
 504       echo "Perhaps it is already installed, but not in your PATH?"
 505       exit 1
 506    else
 507    FPTOOLS_CHECK_PERL_VERSION
 508    fi
 509    ;;
 510 esac
 511
 512 dnl ** does #! path/to/perl work? (sometimes it's too long...)
 513 FPTOOLS_SHEBANG_PERL
 514
 515 dnl ** look for GCC and find out which version
 516 dnl     Figure out which C compiler to use.  Gcc is preferred.
 517 dnl     If gcc, make sure it's at least 2.1
 518 dnl
 519 AC_PROG_CC
 520 FPTOOLS_HAVE_GCC
 521
 522 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
 523 AC_PROG_CPP
 524
 525 dnl ** does the C compiler support the following options?
 526 FPTOOLS_CC_FLAG(-mwin32,CC_SUPPORTS_MWIN32)
 527 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
 528
 529 EXTRA_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $CC_SUPPORTS_MWIN32"
 530 SRC_CC_OPTS="-O $EXTRA_CC_OPTS"
 531 CPPFLAGS="$EXTRA_CC_OPTS $CPPFLAGS"
 532 AC_SUBST(SRC_CC_OPTS)
 533
 534 dnl ** figure out how to do context diffs
 535 FPTOOLS_PROG_DIFF
 536
 537 dnl ** Find find command (for Win32's benefit)
 538 AC_PATH_PROG(FindCmd, find)
 539
 540 dnl ** look for a decent parser generator (bison preferred)
 541 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
 542 dnl  on the suitability of the 'yacc' returned.)
 543 FPTOOLS_PROG_YACCY
 544
 545 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
 546 dnl    AC_PROG_LEX, since it doesn't actually check whether 'lex'
 547 dnl    exists if 'flex' doesn't.
 548 AC_PROG_LEX_STRICT
 549
 550 dnl ** figure out how to do a BSD-ish install
 551 AC_PROG_INSTALL
 552
 553 dnl If you can run configure, you certainly have /bin/sh
 554 AC_DEFINE(HAVE_BIN_SH)
 555
 556 dnl ** how to invoke `ar' and `ranlib'
 557 FPTOOLS_PROG_AR_AND_RANLIB
 558
 559
 560 dnl ** Check to see whether ln -s works
 561 AC_PROG_LN_S
 562
 563
 564 dnl ** Find the path to sed
 565 AC_PATH_PROG(SedCmd,sed)
 566
 567
 568 dnl ** check for time command
 569 AC_PATH_PROG(TimeCmd,time)
 570
 571
 572 dnl ** check for tar
 573 dnl   if GNU tar is named gtar, look for it first.
 574 AC_PATH_PROGS(TarCmd,gtar tar,tar)
 575
 576 dnl ** check for gzip/compress
 577 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
 578
 579 dnl ** check for jade/openjade & determine a working catalog
 580 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
 581 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
 582                         /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl $hardtop/glafp-utils/docbook/CATALOG*)
 583 if test -z "$Catalog"; then
 584   AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
 585 fi
 586 AC_SUBST(Catalog)
 587
 588 compress_nm=`basename $CompressCmd`
 589 if test x"$compress_nm" = xgzip; then
 590   CompressCmd="$CompressCmd -d"
 591   CompressSuffix="gz"
 592 else
 593   CompressSuffix="Z"
 594 fi
 595 AC_SUBST(CompressCmd)
 596 AC_SUBST(CompressSuffix)
 597
 598 dnl ** check for installed happy binary + version
 599 dnl    (don't do it if we're booting from .hc files though.)
 600 if test "$BootingFromHc" = "NO"; then
 601 FPTOOLS_HAPPY
 602 fi;
 603
 604 dnl --------------------------------------------------
 605 dnl ### program checking section ends here ###
 606 dnl --------------------------------------------------
 607
 608 dnl --------------------------------------------------
 609 dnl * Platform header file and syscall feature tests
 610 dnl ### checking the state of the local header files and syscalls ###
 611
 612 dnl ** check for full ANSI header (.h) files
 613 AC_HEADER_STDC
 614
 615 dnl ** check for specific header (.h) files that we are interested in
 616 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)
 617
 618 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
 619 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
 620
 621 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
 622   HaveReadlineHeaders=YES
 623   AC_DEFINE(HAVE_READLINE_HEADERS,1)
 624 else
 625   HaveReadlineHeaders=NO
 626   AC_DEFINE(HAVE_READLINE_HEADERS,0)
 627 fi
 628 AC_SUBST(HaveReadlineHeaders)
 629
 630 dnl ** check for DOS include files
 631 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
 632
 633 dnl ** check for Windows include files
 634 AC_CHECK_HEADERS(windows.h)
 635
 636 dnl ** check for OpenGL include files
 637 AC_CHECK_HEADERS(GL/gl.h)
 638
 639 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
 640 AC_HEADER_TIME
 641
 642 dnl dynamic loading include files
 643 AC_CHECK_HEADERS(dlfcn.h dl.h)
 644
 645 dnl ** check for farcalloc (in bcc)
 646 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
 647
 648 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
 649 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
 650
 651 dnl ** how do we get a timezone name, and UTC offset ?
 652 AC_STRUCT_TIMEZONE
 653
 654 dnl ** what's the type of timezone?
 655 FPTOOLS_HAVE_TIMEZONE
 656 FPTOOLS_TYPE_TIMEZONE
 657
 658 dnl ** do we have altzone?
 659 FPTOOLS_ALTZONE
 660
 661 dnl ** does struct stat contain st_blksize?
 662 AC_STRUCT_ST_BLKSIZE
 663
 664 dnl ** do we have long longs?
 665 FPTOOLS_C_LONG_LONG
 666
 667 dnl ** what are the sizes of various types
 668 dnl    (these must come before GHC_CHECK_ALIGNMENT)
 669 AC_CHECK_SIZEOF(char,               1)
 670 AC_CHECK_SIZEOF(double,             8)
 671 AC_CHECK_SIZEOF(float,              4)
 672 AC_CHECK_SIZEOF(int,                4)
 673 AC_CHECK_SIZEOF(long,               4)
 674 if test "$fptools_cv_have_long_long" = yes; then
 675 AC_CHECK_SIZEOF(long long,          8)
 676 fi
 677 AC_CHECK_SIZEOF(short,              2)
 678 AC_CHECK_SIZEOF(unsigned char,      1)
 679 AC_CHECK_SIZEOF(unsigned int,       4)
 680 AC_CHECK_SIZEOF(unsigned long,      4)
 681 if test "$fptools_cv_have_long_long" = yes; then
 682 AC_CHECK_SIZEOF(unsigned long long, 8)
 683 fi
 684 AC_CHECK_SIZEOF(unsigned short,     2)
 685 AC_CHECK_SIZEOF(void *,             4)
 686
 687 dnl ** what are alignment constraints on various types
 688 FPTOOLS_CHECK_ALIGNMENT(char)
 689 FPTOOLS_CHECK_ALIGNMENT(double)
 690 FPTOOLS_CHECK_ALIGNMENT(float)
 691 FPTOOLS_CHECK_ALIGNMENT(int)
 692 FPTOOLS_CHECK_ALIGNMENT(long)
 693 if test "$fptools_cv_have_long_long" = yes; then
 694 FPTOOLS_CHECK_ALIGNMENT(long long)
 695 fi
 696 FPTOOLS_CHECK_ALIGNMENT(short)
 697 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
 698 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
 699 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
 700 if test "$fptools_cv_have_long_long" = yes; then
 701 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
 702 fi
 703 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
 704 FPTOOLS_CHECK_ALIGNMENT(void *)
 705
 706 dnl ** map standard C types and ISO types to Haskell types
 707 FPTOOLS_CHECK_HTYPE(char)
 708 FPTOOLS_CHECK_HTYPE(signed char)
 709 FPTOOLS_CHECK_HTYPE(unsigned char)
 710 FPTOOLS_CHECK_HTYPE(short)
 711 FPTOOLS_CHECK_HTYPE(unsigned short)
 712 FPTOOLS_CHECK_HTYPE(int)
 713 FPTOOLS_CHECK_HTYPE(unsigned int)
 714 FPTOOLS_CHECK_HTYPE(long)
 715 FPTOOLS_CHECK_HTYPE(unsigned long)
 716 if test "$fptools_cv_have_long_long" = yes; then
 717 FPTOOLS_CHECK_HTYPE(long long)
 718 FPTOOLS_CHECK_HTYPE(unsigned long long)
 719 fi
 720 FPTOOLS_CHECK_HTYPE(float)
 721 FPTOOLS_CHECK_HTYPE(double)
 722 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
 723 FPTOOLS_CHECK_HTYPE(size_t)
 724 FPTOOLS_CHECK_HTYPE(wchar_t)
 725 dnl Int32 is a HACK for non-ISO C compilers
 726 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
 727 FPTOOLS_CHECK_HTYPE(clock_t)
 728 FPTOOLS_CHECK_HTYPE(time_t)
 729
 730 dnl ** Map OpenGL data types to Haskell types
 731 if test $GhcLibsWithHOpenGL = YES ; then
 732 FPTOOLS_CHECK_HTYPE(GLboolean)
 733 FPTOOLS_CHECK_HTYPE(GLbyte)
 734 FPTOOLS_CHECK_HTYPE(GLubyte)
 735 FPTOOLS_CHECK_HTYPE(GLshort)
 736 FPTOOLS_CHECK_HTYPE(GLushort)
 737 FPTOOLS_CHECK_HTYPE(GLint)
 738 FPTOOLS_CHECK_HTYPE(GLuint)
 739 FPTOOLS_CHECK_HTYPE(GLsizei)
 740 FPTOOLS_CHECK_HTYPE(GLenum)
 741 FPTOOLS_CHECK_HTYPE(GLbitfield)
 742 FPTOOLS_CHECK_HTYPE(GLfloat)
 743 FPTOOLS_CHECK_HTYPE(GLclampf)
 744 FPTOOLS_CHECK_HTYPE(GLdouble)
 745 FPTOOLS_CHECK_HTYPE(GLclampd)
 746 fi
 747
 748 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
 749
 750 dnl ** can we open files in binary mode?
 751 FPTOOLS_O_BINARY
 752
 753 dnl ** check for GetModuleFileName and WinExec (windows only)
 754 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName)       dnl Windows
 755 dnl Doesn't work because the linker can't see the functions if
 756 dnl you omit the #include <windows.h>.  (I've no idea why not...)
 757
 758 FPTOOLS_TRY_LINK_NOWARN(,[
 759 #if HAVE_WINDOWS_H
 760 #include <windows.h>
 761 #endif
 762 main() {
 763   WinExec("",0);
 764   exit(0);
 765 }
 766 ],
 767 [have_winexec=1],
 768 [have_winexec=0])
 769 if test "$have_winexec" = "1"; then
 770 AC_DEFINE(HAVE_WINEXEC)
 771 fi
 772
 773 FPTOOLS_TRY_LINK_NOWARN(,[
 774 #if HAVE_WINDOWS_H
 775 #include <windows.h>
 776 #endif
 777 main() {
 778   char* dir;
 779   GetModuleFileName((HMODULE)0,dir,0);
 780   exit(0);
 781 }
 782 ],
 783 [have_getmodulefilename=1],
 784 [have_getmodulefilename=0])
 785 if test "$have_getmodulefilename" = "1"; then
 786 AC_DEFINE(HAVE_GETMODULEFILENAME)
 787 fi
 788
 789 dnl ** check return type of signal handlers
 790 dnl Foo: assumes we can use prototypes.
 791 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 792 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
 793 dnl [AC_TRY_COMPILE([#include <sys/types.h>
 794 dnl #include <signal.h>
 795 dnl #ifdef signal
 796 dnl #undef signal
 797 dnl #endif
 798 dnl void (*signal (int, void (*)(int)))(int);
 799 dnl ],
 800 dnl [int i;],
 801 dnl ac_cv_type_signal_handler=void_int,
 802 dnl ac_cv_type_signal_handler=int_void)])
 803 dnl if test "$ac_cv_type_signal_handler" = void_int; then
 804 dnl AC_DEFINE(VOID_INT_SIGNALS)
 805 dnl fi
 806
 807 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
 808 AC_TYPE_SIGNAL
 809 if test "$ac_cv_type_signal" = void; then
 810 AC_DEFINE(VOID_INT_SIGNALS)
 811 fi
 812
 813 dnl ** check for more functions
 814 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
 815 AC_CHECK_FUNCS(strcmp)
 816 AC_CHECK_FUNCS(realpath _fullpath)
 817 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
 818 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
 819 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
 820 AC_CHECK_FUNCS(snprintf  _snprintf )
 821 AC_CHECK_FUNCS(popen     _popen )
 822 AC_CHECK_FUNCS(pclose    _pclose )
 823
 824
 825 dnl ** check for specific library functions that we are interested in
 826 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat symlink sysconf timelocal times vadvise vfork)
 827
 828 dnl ** check whether this machine has gmp3 installed
 829 AC_CHECK_LIB(gmp,  __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
 830   AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr,  HaveLibGmp=YES; LibGmp=gmp3,
 831     HaveLibGmp=No; LibGmp=not-installed))
 832 AC_SUBST(HaveLibGmp)
 833 AC_SUBST(LibGmp)
 834
 835 dnl ** check whether this machine has GNU regex in libc.
 836 FPTOOLS_REGEX_IN_LIBC
 837
 838 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
 839 dnl    the order of these tests matters: bfd needs liberty
 840 AC_CHECK_LIB(iberty, xmalloc)
 841 AC_CHECK_LIB(bfd,    bfd_init)
 842
 843 dnl ** check for readline, for Hugs and hslibs' Readline
 844 dnl ncurses supersedes termcap and curses, but for compatibility,
 845 dnl we have to check for all...
 846 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
 847   AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
 848     AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
 849       HaveLibTermcap=NO; LibTermcap=not-installed)))
 850
 851 if test $HaveLibTermcap = YES ; then
 852   LIBS="-l$LibTermcap $LIBS"
 853   AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
 854 fi
 855
 856 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
 857   AC_DEFINE(HAVE_READLINE_LIBS,1)
 858   LibsReadline="readline $LibTermcap"
 859 else
 860   AC_DEFINE(HAVE_READLINE_LIBS,0)
 861   LibsReadline=
 862 fi
 863 AC_SUBST(LibsReadline)
 864
 865 if test "$HaveLibReadline"; then
 866   AC_CHECK_LIB(readline, rl_erase_empty_line,
 867     [AC_DEFINE(HAVE_READLINE_4, 1)],
 868     [AC_DEFINE(HAVE_READLINE_4, 0)])
 869   AC_CHECK_LIB(readline, rl_free_undo_list,
 870     [AC_DEFINE(HAVE_READLINE_4_2, 1)],
 871     [AC_DEFINE(HAVE_READLINE_4_2, 0)])
 872 else
 873   AC_DEFINE(HAVE_READLINE_4, 0)
 874   AC_DEFINE(HAVE_READLINE_4_2, 0)
 875 fi
 876
 877 dnl ** check for math library
 878 FPTOOLS_CHECK_LIBM()
 879 AC_SUBST(LIBM)
 880
 881 case $HostOS_CPP in
 882 cygwin32) ;;
 883 mingw32)  ;;
 884 *) AC_PATH_XTRA() ;;
 885 esac
 886
 887 dnl ################################################################
 888 dnl Check for libraries
 889 dnl ################################################################
 890
 891 AC_CHECK_LIB(dl, dlopen,
 892         [HaveLibDL=YES
 893          AC_DEFINE(HAVE_LIBDL)
 894          LIBS="$LIBS -ldl"],
 895         [HaveLibDL=NO])
 896 AC_CHECK_FUNCS(dlopen)
 897 AC_SUBST(HaveLibDL)
 898
 899 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
 900
 901 dnl --------------------------------------------------
 902 dnl * test for GTK+
 903 dnl --------------------------------------------------
 904
 905 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
 906 if test "$GTK_CONFIG" != ""; then
 907    AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
 908         fptools_cv_gtk_version=`$GTK_CONFIG --version`
 909     ])
 910     GTK_VERSION=$fptools_cv_gtk_version
 911 else
 912     GTK_VERSION=
 913 fi
 914
 915 case $fptools_cv_gtk_version in
 916   1.[[23]].*) ;;
 917   *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
 918      GTK_CONFIG=
 919      ;;
 920 esac
 921
 922 AC_SUBST(GTK_CONFIG)
 923 AC_SUBST(GTK_VERSION)
 924
 925 dnl --------------------------------------------------
 926 dnl * Miscellaneous feature tests
 927 dnl --------------------------------------------------
 928
 929 dnl ** can we get alloca?
 930 AC_FUNC_ALLOCA
 931
 932 dnl ** determine whether or not const works
 933 AC_C_CONST
 934
 935 dnl ** determine whether ANSI-function prototypes work?
 936 AC_C_PROTOTYPES
 937
 938 dnl ** are we big endian?
 939 AC_C_BIGENDIAN
 940 # Allay users' general fear of warnings of any kind.
 941 errprint((fptools configure script wizard sez: "don't worry, the above warning is harmless (to us.)")
 942 )
 943
 944 dnl ** check for leading underscores in symbol names
 945 FPTOOLS_UNDERSCORE
 946
 947 dnl ** how is the end of text section signalled?
 948 FPTOOLS_END_TEXT_SECTION
 949
 950 dnl ** how is the end of data section signalled?
 951 FPTOOLS_END_DATA_SECTION
 952
 953 dnl ** code before data?
 954 FPTOOLS_CODE_BEFORE_DATA
 955
 956
 957 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )